diff options
Diffstat (limited to 'bsd-user')
28 files changed, 7001 insertions, 0 deletions
diff --git a/bsd-user/Makefile.objs b/bsd-user/Makefile.objs new file mode 100644 index 000000000..5e77f5778 --- /dev/null +++ b/bsd-user/Makefile.objs @@ -0,0 +1,2 @@ +obj-y = main.o bsdload.o elfload.o mmap.o signal.o strace.o syscall.o \ + uaccess.o diff --git a/bsd-user/bsd-mman.h b/bsd-user/bsd-mman.h new file mode 100644 index 000000000..910e8c192 --- /dev/null +++ b/bsd-user/bsd-mman.h @@ -0,0 +1,121 @@ +/*- + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)mman.h 8.2 (Berkeley) 1/9/95 + * $FreeBSD: src/sys/sys/mman.h,v 1.42 2008/03/28 04:29:27 ps Exp $ + */ + +#define TARGET_FREEBSD_MAP_RESERVED0080 0x0080 /* previously misimplemented MAP_INHERIT */ +#define TARGET_FREEBSD_MAP_RESERVED0100 0x0100 /* previously unimplemented MAP_NOEXTEND */ +#define TARGET_FREEBSD_MAP_STACK 0x0400 /* region grows down, like a stack */ +#define TARGET_FREEBSD_MAP_NOSYNC 0x0800 /* page to but do not sync underlying file */ + +#define TARGET_FREEBSD_MAP_FLAGMASK 0x1ff7 + +/* $NetBSD: mman.h,v 1.42 2008/11/18 22:13:49 ad Exp $ */ + +/*- + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)mman.h 8.2 (Berkeley) 1/9/95 + */ +#define TARGET_NETBSD_MAP_INHERIT 0x0080 /* region is retained after exec */ +#define TARGET_NETBSD_MAP_TRYFIXED 0x0400 /* attempt hint address, even within break */ +#define TARGET_NETBSD_MAP_WIRED 0x0800 /* mlock() mapping when it is established */ + +#define TARGET_NETBSD_MAP_STACK 0x2000 /* allocated from memory, swap space (stack) */ + +#define TARGET_NETBSD_MAP_FLAGMASK 0x3ff7 + +/* $OpenBSD: mman.h,v 1.18 2003/07/21 22:52:19 tedu Exp $ */ +/* $NetBSD: mman.h,v 1.11 1995/03/26 20:24:23 jtc Exp $ */ + +/*- + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)mman.h 8.1 (Berkeley) 6/2/93 + */ + +#define TARGET_OPENBSD_MAP_INHERIT 0x0080 /* region is retained after exec */ +#define TARGET_OPENBSD_MAP_NOEXTEND 0x0100 /* for MAP_FILE, don't change file size */ +#define TARGET_OPENBSD_MAP_TRYFIXED 0x0400 /* attempt hint address, even within heap */ + +#define TARGET_OPENBSD_MAP_FLAGMASK 0x17f7 + +// XXX +#define TARGET_BSD_MAP_FLAGMASK 0x3ff7 diff --git a/bsd-user/bsdload.c b/bsd-user/bsdload.c new file mode 100644 index 000000000..2abc7136e --- /dev/null +++ b/bsd-user/bsdload.c @@ -0,0 +1,202 @@ +/* Code for loading BSD executables. Mostly linux kernel code. */ + +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <errno.h> +#include <unistd.h> +#include <stdio.h> +#include <stdlib.h> + +#include "qemu.h" + +#define TARGET_NGROUPS 32 + +/* ??? This should really be somewhere else. */ +abi_long memcpy_to_target(abi_ulong dest, const void *src, + unsigned long len) +{ + void *host_ptr; + + host_ptr = lock_user(VERIFY_WRITE, dest, len, 0); + if (!host_ptr) + return -TARGET_EFAULT; + memcpy(host_ptr, src, len); + unlock_user(host_ptr, dest, 1); + return 0; +} + +static int in_group_p(gid_t g) +{ + /* return TRUE if we're in the specified group, FALSE otherwise */ + int ngroup; + int i; + gid_t grouplist[TARGET_NGROUPS]; + + ngroup = getgroups(TARGET_NGROUPS, grouplist); + for(i = 0; i < ngroup; i++) { + if(grouplist[i] == g) { + return 1; + } + } + return 0; +} + +static int count(char ** vec) +{ + int i; + + for(i = 0; *vec; i++) { + vec++; + } + + return(i); +} + +static int prepare_binprm(struct linux_binprm *bprm) +{ + struct stat st; + int mode; + int retval, id_change; + + if(fstat(bprm->fd, &st) < 0) { + return(-errno); + } + + mode = st.st_mode; + if(!S_ISREG(mode)) { /* Must be regular file */ + return(-EACCES); + } + if(!(mode & 0111)) { /* Must have at least one execute bit set */ + return(-EACCES); + } + + bprm->e_uid = geteuid(); + bprm->e_gid = getegid(); + id_change = 0; + + /* Set-uid? */ + if(mode & S_ISUID) { + bprm->e_uid = st.st_uid; + if(bprm->e_uid != geteuid()) { + id_change = 1; + } + } + + /* Set-gid? */ + /* + * If setgid is set but no group execute bit then this + * is a candidate for mandatory locking, not a setgid + * executable. + */ + if ((mode & (S_ISGID | S_IXGRP)) == (S_ISGID | S_IXGRP)) { + bprm->e_gid = st.st_gid; + if (!in_group_p(bprm->e_gid)) { + id_change = 1; + } + } + + memset(bprm->buf, 0, sizeof(bprm->buf)); + retval = lseek(bprm->fd, 0L, SEEK_SET); + if(retval >= 0) { + retval = read(bprm->fd, bprm->buf, 128); + } + if(retval < 0) { + perror("prepare_binprm"); + exit(-1); + /* return(-errno); */ + } + else { + return(retval); + } +} + +/* Construct the envp and argv tables on the target stack. */ +abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, + abi_ulong stringp, int push_ptr) +{ + int n = sizeof(abi_ulong); + abi_ulong envp; + abi_ulong argv; + + sp -= (envc + 1) * n; + envp = sp; + sp -= (argc + 1) * n; + argv = sp; + if (push_ptr) { + /* FIXME - handle put_user() failures */ + sp -= n; + put_user_ual(envp, sp); + sp -= n; + put_user_ual(argv, sp); + } + sp -= n; + /* FIXME - handle put_user() failures */ + put_user_ual(argc, sp); + + while (argc-- > 0) { + /* FIXME - handle put_user() failures */ + put_user_ual(stringp, argv); + argv += n; + stringp += target_strlen(stringp) + 1; + } + /* FIXME - handle put_user() failures */ + put_user_ual(0, argv); + while (envc-- > 0) { + /* FIXME - handle put_user() failures */ + put_user_ual(stringp, envp); + envp += n; + stringp += target_strlen(stringp) + 1; + } + /* FIXME - handle put_user() failures */ + put_user_ual(0, envp); + + return sp; +} + +int loader_exec(const char * filename, char ** argv, char ** envp, + struct target_pt_regs * regs, struct image_info *infop) +{ + struct linux_binprm bprm; + int retval; + int i; + + bprm.p = TARGET_PAGE_SIZE*MAX_ARG_PAGES-sizeof(unsigned int); + for (i=0 ; i<MAX_ARG_PAGES ; i++) /* clear page-table */ + bprm.page[i] = NULL; + retval = open(filename, O_RDONLY); + if (retval < 0) + return retval; + bprm.fd = retval; + bprm.filename = (char *)filename; + bprm.argc = count(argv); + bprm.argv = argv; + bprm.envc = count(envp); + bprm.envp = envp; + + retval = prepare_binprm(&bprm); + + if(retval>=0) { + if (bprm.buf[0] == 0x7f + && bprm.buf[1] == 'E' + && bprm.buf[2] == 'L' + && bprm.buf[3] == 'F') { + retval = load_elf_binary(&bprm,regs,infop); + } else { + fprintf(stderr, "Unknown binary format\n"); + return -1; + } + } + + if(retval>=0) { + /* success. Initialize important registers */ + do_init_thread(regs, infop); + return retval; + } + + /* Something went wrong, return the inode and free the argument pages*/ + for (i=0 ; i<MAX_ARG_PAGES ; i++) { + g_free(bprm.page[i]); + } + return(retval); +} diff --git a/bsd-user/elfload.c b/bsd-user/elfload.c new file mode 100644 index 000000000..55b213609 --- /dev/null +++ b/bsd-user/elfload.c @@ -0,0 +1,1573 @@ +/* This is the Linux kernel elf-loading code, ported into user space */ + +#include <stdio.h> +#include <sys/types.h> +#include <fcntl.h> +#include <errno.h> +#include <unistd.h> +#include <sys/mman.h> +#include <stdlib.h> +#include <string.h> + +#include "qemu.h" +#include "disas.h" + +#ifdef _ARCH_PPC64 +#undef ARCH_DLINFO +#undef ELF_PLATFORM +#undef ELF_HWCAP +#undef ELF_CLASS +#undef ELF_DATA +#undef ELF_ARCH +#endif + +/* from personality.h */ + +/* + * Flags for bug emulation. + * + * These occupy the top three bytes. + */ +enum { + ADDR_NO_RANDOMIZE = 0x0040000, /* disable randomization of VA space */ + FDPIC_FUNCPTRS = 0x0080000, /* userspace function ptrs point to descriptors + * (signal handling) + */ + MMAP_PAGE_ZERO = 0x0100000, + ADDR_COMPAT_LAYOUT = 0x0200000, + READ_IMPLIES_EXEC = 0x0400000, + ADDR_LIMIT_32BIT = 0x0800000, + SHORT_INODE = 0x1000000, + WHOLE_SECONDS = 0x2000000, + STICKY_TIMEOUTS = 0x4000000, + ADDR_LIMIT_3GB = 0x8000000, +}; + +/* + * Personality types. + * + * These go in the low byte. Avoid using the top bit, it will + * conflict with error returns. + */ +enum { + PER_LINUX = 0x0000, + PER_LINUX_32BIT = 0x0000 | ADDR_LIMIT_32BIT, + PER_LINUX_FDPIC = 0x0000 | FDPIC_FUNCPTRS, + PER_SVR4 = 0x0001 | STICKY_TIMEOUTS | MMAP_PAGE_ZERO, + PER_SVR3 = 0x0002 | STICKY_TIMEOUTS | SHORT_INODE, + PER_SCOSVR3 = 0x0003 | STICKY_TIMEOUTS | + WHOLE_SECONDS | SHORT_INODE, + PER_OSR5 = 0x0003 | STICKY_TIMEOUTS | WHOLE_SECONDS, + PER_WYSEV386 = 0x0004 | STICKY_TIMEOUTS | SHORT_INODE, + PER_ISCR4 = 0x0005 | STICKY_TIMEOUTS, + PER_BSD = 0x0006, + PER_SUNOS = 0x0006 | STICKY_TIMEOUTS, + PER_XENIX = 0x0007 | STICKY_TIMEOUTS | SHORT_INODE, + PER_LINUX32 = 0x0008, + PER_LINUX32_3GB = 0x0008 | ADDR_LIMIT_3GB, + PER_IRIX32 = 0x0009 | STICKY_TIMEOUTS,/* IRIX5 32-bit */ + PER_IRIXN32 = 0x000a | STICKY_TIMEOUTS,/* IRIX6 new 32-bit */ + PER_IRIX64 = 0x000b | STICKY_TIMEOUTS,/* IRIX6 64-bit */ + PER_RISCOS = 0x000c, + PER_SOLARIS = 0x000d | STICKY_TIMEOUTS, + PER_UW7 = 0x000e | STICKY_TIMEOUTS | MMAP_PAGE_ZERO, + PER_OSF4 = 0x000f, /* OSF/1 v4 */ + PER_HPUX = 0x0010, + PER_MASK = 0x00ff, +}; + +/* + * Return the base personality without flags. + */ +#define personality(pers) (pers & PER_MASK) + +/* this flag is uneffective under linux too, should be deleted */ +#ifndef MAP_DENYWRITE +#define MAP_DENYWRITE 0 +#endif + +/* should probably go in elf.h */ +#ifndef ELIBBAD +#define ELIBBAD 80 +#endif + +#ifdef TARGET_I386 + +#define ELF_PLATFORM get_elf_platform() + +static const char *get_elf_platform(void) +{ + static char elf_platform[] = "i386"; + int family = (thread_env->cpuid_version >> 8) & 0xff; + if (family > 6) + family = 6; + if (family >= 3) + elf_platform[1] = '0' + family; + return elf_platform; +} + +#define ELF_HWCAP get_elf_hwcap() + +static uint32_t get_elf_hwcap(void) +{ + return thread_env->cpuid_features; +} + +#ifdef TARGET_X86_64 +#define ELF_START_MMAP 0x2aaaaab000ULL +#define elf_check_arch(x) ( ((x) == ELF_ARCH) ) + +#define ELF_CLASS ELFCLASS64 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_X86_64 + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + regs->rax = 0; + regs->rsp = infop->start_stack; + regs->rip = infop->entry; + if (bsd_type == target_freebsd) { + regs->rdi = infop->start_stack; + } +} + +#else + +#define ELF_START_MMAP 0x80000000 + +/* + * This is used to ensure we don't load something for the wrong architecture. + */ +#define elf_check_arch(x) ( ((x) == EM_386) || ((x) == EM_486) ) + +/* + * These are used to set parameters in the core dumps. + */ +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_386 + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + regs->esp = infop->start_stack; + regs->eip = infop->entry; + + /* SVR4/i386 ABI (pages 3-31, 3-32) says that when the program + starts %edx contains a pointer to a function which might be + registered using `atexit'. This provides a mean for the + dynamic linker to call DT_FINI functions for shared libraries + that have been loaded before the code runs. + + A value of 0 tells we have no such handler. */ + regs->edx = 0; +} +#endif + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +#endif + +#ifdef TARGET_ARM + +#define ELF_START_MMAP 0x80000000 + +#define elf_check_arch(x) ( (x) == EM_ARM ) + +#define ELF_CLASS ELFCLASS32 +#ifdef TARGET_WORDS_BIGENDIAN +#define ELF_DATA ELFDATA2MSB +#else +#define ELF_DATA ELFDATA2LSB +#endif +#define ELF_ARCH EM_ARM + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + abi_long stack = infop->start_stack; + memset(regs, 0, sizeof(*regs)); + regs->ARM_cpsr = 0x10; + if (infop->entry & 1) + regs->ARM_cpsr |= CPSR_T; + regs->ARM_pc = infop->entry & 0xfffffffe; + regs->ARM_sp = infop->start_stack; + /* FIXME - what to for failure of get_user()? */ + get_user_ual(regs->ARM_r2, stack + 8); /* envp */ + get_user_ual(regs->ARM_r1, stack + 4); /* envp */ + /* XXX: it seems that r0 is zeroed after ! */ + regs->ARM_r0 = 0; + /* For uClinux PIC binaries. */ + /* XXX: Linux does this only on ARM with no MMU (do we care ?) */ + regs->ARM_r10 = infop->start_data; +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +enum +{ + ARM_HWCAP_ARM_SWP = 1 << 0, + ARM_HWCAP_ARM_HALF = 1 << 1, + ARM_HWCAP_ARM_THUMB = 1 << 2, + ARM_HWCAP_ARM_26BIT = 1 << 3, + ARM_HWCAP_ARM_FAST_MULT = 1 << 4, + ARM_HWCAP_ARM_FPA = 1 << 5, + ARM_HWCAP_ARM_VFP = 1 << 6, + ARM_HWCAP_ARM_EDSP = 1 << 7, +}; + +#define ELF_HWCAP (ARM_HWCAP_ARM_SWP | ARM_HWCAP_ARM_HALF \ + | ARM_HWCAP_ARM_THUMB | ARM_HWCAP_ARM_FAST_MULT \ + | ARM_HWCAP_ARM_FPA | ARM_HWCAP_ARM_VFP) + +#endif + +#ifdef TARGET_SPARC +#ifdef TARGET_SPARC64 + +#define ELF_START_MMAP 0x80000000 + +#ifndef TARGET_ABI32 +#define elf_check_arch(x) ( (x) == EM_SPARCV9 || (x) == EM_SPARC32PLUS ) +#else +#define elf_check_arch(x) ( (x) == EM_SPARC32PLUS || (x) == EM_SPARC ) +#endif + +#define ELF_CLASS ELFCLASS64 +#define ELF_DATA ELFDATA2MSB +#define ELF_ARCH EM_SPARCV9 + +#define STACK_BIAS 2047 + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ +#ifndef TARGET_ABI32 + regs->tstate = 0; +#endif + regs->pc = infop->entry; + regs->npc = regs->pc + 4; + regs->y = 0; +#ifdef TARGET_ABI32 + regs->u_regs[14] = infop->start_stack - 16 * 4; +#else + if (personality(infop->personality) == PER_LINUX32) + regs->u_regs[14] = infop->start_stack - 16 * 4; + else { + regs->u_regs[14] = infop->start_stack - 16 * 8 - STACK_BIAS; + if (bsd_type == target_freebsd) { + regs->u_regs[8] = infop->start_stack; + regs->u_regs[11] = infop->start_stack; + } + } +#endif +} + +#else +#define ELF_START_MMAP 0x80000000 + +#define elf_check_arch(x) ( (x) == EM_SPARC ) + +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2MSB +#define ELF_ARCH EM_SPARC + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + regs->psr = 0; + regs->pc = infop->entry; + regs->npc = regs->pc + 4; + regs->y = 0; + regs->u_regs[14] = infop->start_stack - 16 * 4; +} + +#endif +#endif + +#ifdef TARGET_PPC + +#define ELF_START_MMAP 0x80000000 + +#if defined(TARGET_PPC64) && !defined(TARGET_ABI32) + +#define elf_check_arch(x) ( (x) == EM_PPC64 ) + +#define ELF_CLASS ELFCLASS64 + +#else + +#define elf_check_arch(x) ( (x) == EM_PPC ) + +#define ELF_CLASS ELFCLASS32 + +#endif + +#ifdef TARGET_WORDS_BIGENDIAN +#define ELF_DATA ELFDATA2MSB +#else +#define ELF_DATA ELFDATA2LSB +#endif +#define ELF_ARCH EM_PPC + +/* + * We need to put in some extra aux table entries to tell glibc what + * the cache block size is, so it can use the dcbz instruction safely. + */ +#define AT_DCACHEBSIZE 19 +#define AT_ICACHEBSIZE 20 +#define AT_UCACHEBSIZE 21 +/* A special ignored type value for PPC, for glibc compatibility. */ +#define AT_IGNOREPPC 22 +/* + * The requirements here are: + * - keep the final alignment of sp (sp & 0xf) + * - make sure the 32-bit value at the first 16 byte aligned position of + * AUXV is greater than 16 for glibc compatibility. + * AT_IGNOREPPC is used for that. + * - for compatibility with glibc ARCH_DLINFO must always be defined on PPC, + * even if DLINFO_ARCH_ITEMS goes to zero or is undefined. + */ +#define DLINFO_ARCH_ITEMS 5 +#define ARCH_DLINFO \ +do { \ + NEW_AUX_ENT(AT_DCACHEBSIZE, 0x20); \ + NEW_AUX_ENT(AT_ICACHEBSIZE, 0x20); \ + NEW_AUX_ENT(AT_UCACHEBSIZE, 0); \ + /* \ + * Now handle glibc compatibility. \ + */ \ + NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC); \ + NEW_AUX_ENT(AT_IGNOREPPC, AT_IGNOREPPC); \ + } while (0) + +static inline void init_thread(struct target_pt_regs *_regs, struct image_info *infop) +{ + abi_ulong pos = infop->start_stack; + abi_ulong tmp; +#if defined(TARGET_PPC64) && !defined(TARGET_ABI32) + abi_ulong entry, toc; +#endif + + _regs->gpr[1] = infop->start_stack; +#if defined(TARGET_PPC64) && !defined(TARGET_ABI32) + entry = ldq_raw(infop->entry) + infop->load_addr; + toc = ldq_raw(infop->entry + 8) + infop->load_addr; + _regs->gpr[2] = toc; + infop->entry = entry; +#endif + _regs->nip = infop->entry; + /* Note that isn't exactly what regular kernel does + * but this is what the ABI wants and is needed to allow + * execution of PPC BSD programs. + */ + /* FIXME - what to for failure of get_user()? */ + get_user_ual(_regs->gpr[3], pos); + pos += sizeof(abi_ulong); + _regs->gpr[4] = pos; + for (tmp = 1; tmp != 0; pos += sizeof(abi_ulong)) + tmp = ldl(pos); + _regs->gpr[5] = pos; +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +#endif + +#ifdef TARGET_MIPS + +#define ELF_START_MMAP 0x80000000 + +#define elf_check_arch(x) ( (x) == EM_MIPS ) + +#ifdef TARGET_MIPS64 +#define ELF_CLASS ELFCLASS64 +#else +#define ELF_CLASS ELFCLASS32 +#endif +#ifdef TARGET_WORDS_BIGENDIAN +#define ELF_DATA ELFDATA2MSB +#else +#define ELF_DATA ELFDATA2LSB +#endif +#define ELF_ARCH EM_MIPS + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + regs->cp0_status = 2 << CP0St_KSU; + regs->cp0_epc = infop->entry; + regs->regs[29] = infop->start_stack; +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +#endif /* TARGET_MIPS */ + +#ifdef TARGET_SH4 + +#define ELF_START_MMAP 0x80000000 + +#define elf_check_arch(x) ( (x) == EM_SH ) + +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_SH + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + /* Check other registers XXXXX */ + regs->pc = infop->entry; + regs->regs[15] = infop->start_stack; +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 4096 + +#endif + +#ifdef TARGET_CRIS + +#define ELF_START_MMAP 0x80000000 + +#define elf_check_arch(x) ( (x) == EM_CRIS ) + +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2LSB +#define ELF_ARCH EM_CRIS + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + regs->erp = infop->entry; +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 8192 + +#endif + +#ifdef TARGET_M68K + +#define ELF_START_MMAP 0x80000000 + +#define elf_check_arch(x) ( (x) == EM_68K ) + +#define ELF_CLASS ELFCLASS32 +#define ELF_DATA ELFDATA2MSB +#define ELF_ARCH EM_68K + +/* ??? Does this need to do anything? +#define ELF_PLAT_INIT(_r) */ + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + regs->usp = infop->start_stack; + regs->sr = 0; + regs->pc = infop->entry; +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 8192 + +#endif + +#ifdef TARGET_ALPHA + +#define ELF_START_MMAP (0x30000000000ULL) + +#define elf_check_arch(x) ( (x) == ELF_ARCH ) + +#define ELF_CLASS ELFCLASS64 +#define ELF_DATA ELFDATA2MSB +#define ELF_ARCH EM_ALPHA + +static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + regs->pc = infop->entry; + regs->ps = 8; + regs->usp = infop->start_stack; + regs->unique = infop->start_data; /* ? */ + printf("Set unique value to " TARGET_FMT_lx " (" TARGET_FMT_lx ")\n", + regs->unique, infop->start_data); +} + +#define USE_ELF_CORE_DUMP +#define ELF_EXEC_PAGESIZE 8192 + +#endif /* TARGET_ALPHA */ + +#ifndef ELF_PLATFORM +#define ELF_PLATFORM (NULL) +#endif + +#ifndef ELF_HWCAP +#define ELF_HWCAP 0 +#endif + +#ifdef TARGET_ABI32 +#undef ELF_CLASS +#define ELF_CLASS ELFCLASS32 +#undef bswaptls +#define bswaptls(ptr) bswap32s(ptr) +#endif + +#include "elf.h" + +struct exec +{ + unsigned int a_info; /* Use macros N_MAGIC, etc for access */ + unsigned int a_text; /* length of text, in bytes */ + unsigned int a_data; /* length of data, in bytes */ + unsigned int a_bss; /* length of uninitialized data area, in bytes */ + unsigned int a_syms; /* length of symbol table data in file, in bytes */ + unsigned int a_entry; /* start address */ + unsigned int a_trsize; /* length of relocation info for text, in bytes */ + unsigned int a_drsize; /* length of relocation info for data, in bytes */ +}; + + +#define N_MAGIC(exec) ((exec).a_info & 0xffff) +#define OMAGIC 0407 +#define NMAGIC 0410 +#define ZMAGIC 0413 +#define QMAGIC 0314 + +/* max code+data+bss space allocated to elf interpreter */ +#define INTERP_MAP_SIZE (32 * 1024 * 1024) + +/* max code+data+bss+brk space allocated to ET_DYN executables */ +#define ET_DYN_MAP_SIZE (128 * 1024 * 1024) + +/* Necessary parameters */ +#define TARGET_ELF_EXEC_PAGESIZE TARGET_PAGE_SIZE +#define TARGET_ELF_PAGESTART(_v) ((_v) & ~(unsigned long)(TARGET_ELF_EXEC_PAGESIZE-1)) +#define TARGET_ELF_PAGEOFFSET(_v) ((_v) & (TARGET_ELF_EXEC_PAGESIZE-1)) + +#define INTERPRETER_NONE 0 +#define INTERPRETER_AOUT 1 +#define INTERPRETER_ELF 2 + +#define DLINFO_ITEMS 12 + +static inline void memcpy_fromfs(void * to, const void * from, unsigned long n) +{ + memcpy(to, from, n); +} + +static int load_aout_interp(void * exptr, int interp_fd); + +#ifdef BSWAP_NEEDED +static void bswap_ehdr(struct elfhdr *ehdr) +{ + bswap16s(&ehdr->e_type); /* Object file type */ + bswap16s(&ehdr->e_machine); /* Architecture */ + bswap32s(&ehdr->e_version); /* Object file version */ + bswaptls(&ehdr->e_entry); /* Entry point virtual address */ + bswaptls(&ehdr->e_phoff); /* Program header table file offset */ + bswaptls(&ehdr->e_shoff); /* Section header table file offset */ + bswap32s(&ehdr->e_flags); /* Processor-specific flags */ + bswap16s(&ehdr->e_ehsize); /* ELF header size in bytes */ + bswap16s(&ehdr->e_phentsize); /* Program header table entry size */ + bswap16s(&ehdr->e_phnum); /* Program header table entry count */ + bswap16s(&ehdr->e_shentsize); /* Section header table entry size */ + bswap16s(&ehdr->e_shnum); /* Section header table entry count */ + bswap16s(&ehdr->e_shstrndx); /* Section header string table index */ +} + +static void bswap_phdr(struct elf_phdr *phdr) +{ + bswap32s(&phdr->p_type); /* Segment type */ + bswaptls(&phdr->p_offset); /* Segment file offset */ + bswaptls(&phdr->p_vaddr); /* Segment virtual address */ + bswaptls(&phdr->p_paddr); /* Segment physical address */ + bswaptls(&phdr->p_filesz); /* Segment size in file */ + bswaptls(&phdr->p_memsz); /* Segment size in memory */ + bswap32s(&phdr->p_flags); /* Segment flags */ + bswaptls(&phdr->p_align); /* Segment alignment */ +} + +static void bswap_shdr(struct elf_shdr *shdr) +{ + bswap32s(&shdr->sh_name); + bswap32s(&shdr->sh_type); + bswaptls(&shdr->sh_flags); + bswaptls(&shdr->sh_addr); + bswaptls(&shdr->sh_offset); + bswaptls(&shdr->sh_size); + bswap32s(&shdr->sh_link); + bswap32s(&shdr->sh_info); + bswaptls(&shdr->sh_addralign); + bswaptls(&shdr->sh_entsize); +} + +static void bswap_sym(struct elf_sym *sym) +{ + bswap32s(&sym->st_name); + bswaptls(&sym->st_value); + bswaptls(&sym->st_size); + bswap16s(&sym->st_shndx); +} +#endif + +/* + * 'copy_elf_strings()' copies argument/envelope strings from user + * memory to free pages in kernel mem. These are in a format ready + * to be put directly into the top of new user memory. + * + */ +static abi_ulong copy_elf_strings(int argc,char ** argv, void **page, + abi_ulong p) +{ + char *tmp, *tmp1, *pag = NULL; + int len, offset = 0; + + if (!p) { + return 0; /* bullet-proofing */ + } + while (argc-- > 0) { + tmp = argv[argc]; + if (!tmp) { + fprintf(stderr, "VFS: argc is wrong"); + exit(-1); + } + tmp1 = tmp; + while (*tmp++); + len = tmp - tmp1; + if (p < len) { /* this shouldn't happen - 128kB */ + return 0; + } + while (len) { + --p; --tmp; --len; + if (--offset < 0) { + offset = p % TARGET_PAGE_SIZE; + pag = (char *)page[p/TARGET_PAGE_SIZE]; + if (!pag) { + pag = g_try_malloc0(TARGET_PAGE_SIZE); + page[p/TARGET_PAGE_SIZE] = pag; + if (!pag) + return 0; + } + } + if (len == 0 || offset == 0) { + *(pag + offset) = *tmp; + } + else { + int bytes_to_copy = (len > offset) ? offset : len; + tmp -= bytes_to_copy; + p -= bytes_to_copy; + offset -= bytes_to_copy; + len -= bytes_to_copy; + memcpy_fromfs(pag + offset, tmp, bytes_to_copy + 1); + } + } + } + return p; +} + +static abi_ulong setup_arg_pages(abi_ulong p, struct linux_binprm *bprm, + struct image_info *info) +{ + abi_ulong stack_base, size, error; + int i; + + /* Create enough stack to hold everything. If we don't use + * it for args, we'll use it for something else... + */ + size = x86_stack_size; + if (size < MAX_ARG_PAGES*TARGET_PAGE_SIZE) + size = MAX_ARG_PAGES*TARGET_PAGE_SIZE; + error = target_mmap(0, + size + qemu_host_page_size, + PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANON, + -1, 0); + if (error == -1) { + perror("stk mmap"); + exit(-1); + } + /* we reserve one extra page at the top of the stack as guard */ + target_mprotect(error + size, qemu_host_page_size, PROT_NONE); + + stack_base = error + size - MAX_ARG_PAGES*TARGET_PAGE_SIZE; + p += stack_base; + + for (i = 0 ; i < MAX_ARG_PAGES ; i++) { + if (bprm->page[i]) { + info->rss++; + /* FIXME - check return value of memcpy_to_target() for failure */ + memcpy_to_target(stack_base, bprm->page[i], TARGET_PAGE_SIZE); + g_free(bprm->page[i]); + } + stack_base += TARGET_PAGE_SIZE; + } + return p; +} + +static void set_brk(abi_ulong start, abi_ulong end) +{ + /* page-align the start and end addresses... */ + start = HOST_PAGE_ALIGN(start); + end = HOST_PAGE_ALIGN(end); + if (end <= start) + return; + if(target_mmap(start, end - start, + PROT_READ | PROT_WRITE | PROT_EXEC, + MAP_FIXED | MAP_PRIVATE | MAP_ANON, -1, 0) == -1) { + perror("cannot mmap brk"); + exit(-1); + } +} + + +/* We need to explicitly zero any fractional pages after the data + section (i.e. bss). This would contain the junk from the file that + should not be in memory. */ +static void padzero(abi_ulong elf_bss, abi_ulong last_bss) +{ + abi_ulong nbyte; + + if (elf_bss >= last_bss) + return; + + /* XXX: this is really a hack : if the real host page size is + smaller than the target page size, some pages after the end + of the file may not be mapped. A better fix would be to + patch target_mmap(), but it is more complicated as the file + size must be known */ + if (qemu_real_host_page_size < qemu_host_page_size) { + abi_ulong end_addr, end_addr1; + end_addr1 = (elf_bss + qemu_real_host_page_size - 1) & + ~(qemu_real_host_page_size - 1); + end_addr = HOST_PAGE_ALIGN(elf_bss); + if (end_addr1 < end_addr) { + mmap((void *)g2h(end_addr1), end_addr - end_addr1, + PROT_READ|PROT_WRITE|PROT_EXEC, + MAP_FIXED|MAP_PRIVATE|MAP_ANON, -1, 0); + } + } + + nbyte = elf_bss & (qemu_host_page_size-1); + if (nbyte) { + nbyte = qemu_host_page_size - nbyte; + do { + /* FIXME - what to do if put_user() fails? */ + put_user_u8(0, elf_bss); + elf_bss++; + } while (--nbyte); + } +} + + +static abi_ulong create_elf_tables(abi_ulong p, int argc, int envc, + struct elfhdr * exec, + abi_ulong load_addr, + abi_ulong load_bias, + abi_ulong interp_load_addr, int ibcs, + struct image_info *info) +{ + abi_ulong sp; + int size; + abi_ulong u_platform; + const char *k_platform; + const int n = sizeof(elf_addr_t); + + sp = p; + u_platform = 0; + k_platform = ELF_PLATFORM; + if (k_platform) { + size_t len = strlen(k_platform) + 1; + sp -= (len + n - 1) & ~(n - 1); + u_platform = sp; + /* FIXME - check return value of memcpy_to_target() for failure */ + memcpy_to_target(sp, k_platform, len); + } + /* + * Force 16 byte _final_ alignment here for generality. + */ + sp = sp &~ (abi_ulong)15; + size = (DLINFO_ITEMS + 1) * 2; + if (k_platform) + size += 2; +#ifdef DLINFO_ARCH_ITEMS + size += DLINFO_ARCH_ITEMS * 2; +#endif + size += envc + argc + 2; + size += (!ibcs ? 3 : 1); /* argc itself */ + size *= n; + if (size & 15) + sp -= 16 - (size & 15); + + /* This is correct because Linux defines + * elf_addr_t as Elf32_Off / Elf64_Off + */ +#define NEW_AUX_ENT(id, val) do { \ + sp -= n; put_user_ual(val, sp); \ + sp -= n; put_user_ual(id, sp); \ + } while(0) + + NEW_AUX_ENT (AT_NULL, 0); + + /* There must be exactly DLINFO_ITEMS entries here. */ + NEW_AUX_ENT(AT_PHDR, (abi_ulong)(load_addr + exec->e_phoff)); + NEW_AUX_ENT(AT_PHENT, (abi_ulong)(sizeof (struct elf_phdr))); + NEW_AUX_ENT(AT_PHNUM, (abi_ulong)(exec->e_phnum)); + NEW_AUX_ENT(AT_PAGESZ, (abi_ulong)(TARGET_PAGE_SIZE)); + NEW_AUX_ENT(AT_BASE, (abi_ulong)(interp_load_addr)); + NEW_AUX_ENT(AT_FLAGS, (abi_ulong)0); + NEW_AUX_ENT(AT_ENTRY, load_bias + exec->e_entry); + NEW_AUX_ENT(AT_UID, (abi_ulong) getuid()); + NEW_AUX_ENT(AT_EUID, (abi_ulong) geteuid()); + NEW_AUX_ENT(AT_GID, (abi_ulong) getgid()); + NEW_AUX_ENT(AT_EGID, (abi_ulong) getegid()); + NEW_AUX_ENT(AT_HWCAP, (abi_ulong) ELF_HWCAP); + NEW_AUX_ENT(AT_CLKTCK, (abi_ulong) sysconf(_SC_CLK_TCK)); + if (k_platform) + NEW_AUX_ENT(AT_PLATFORM, u_platform); +#ifdef ARCH_DLINFO + /* + * ARCH_DLINFO must come last so platform specific code can enforce + * special alignment requirements on the AUXV if necessary (eg. PPC). + */ + ARCH_DLINFO; +#endif +#undef NEW_AUX_ENT + + sp = loader_build_argptr(envc, argc, sp, p, !ibcs); + return sp; +} + + +static abi_ulong load_elf_interp(struct elfhdr * interp_elf_ex, + int interpreter_fd, + abi_ulong *interp_load_addr) +{ + struct elf_phdr *elf_phdata = NULL; + struct elf_phdr *eppnt; + abi_ulong load_addr = 0; + int load_addr_set = 0; + int retval; + abi_ulong last_bss, elf_bss; + abi_ulong error; + int i; + + elf_bss = 0; + last_bss = 0; + error = 0; + +#ifdef BSWAP_NEEDED + bswap_ehdr(interp_elf_ex); +#endif + /* First of all, some simple consistency checks */ + if ((interp_elf_ex->e_type != ET_EXEC && + interp_elf_ex->e_type != ET_DYN) || + !elf_check_arch(interp_elf_ex->e_machine)) { + return ~((abi_ulong)0UL); + } + + + /* Now read in all of the header information */ + + if (sizeof(struct elf_phdr) * interp_elf_ex->e_phnum > TARGET_PAGE_SIZE) + return ~(abi_ulong)0UL; + + elf_phdata = (struct elf_phdr *) + malloc(sizeof(struct elf_phdr) * interp_elf_ex->e_phnum); + + if (!elf_phdata) + return ~((abi_ulong)0UL); + + /* + * If the size of this structure has changed, then punt, since + * we will be doing the wrong thing. + */ + if (interp_elf_ex->e_phentsize != sizeof(struct elf_phdr)) { + free(elf_phdata); + return ~((abi_ulong)0UL); + } + + retval = lseek(interpreter_fd, interp_elf_ex->e_phoff, SEEK_SET); + if(retval >= 0) { + retval = read(interpreter_fd, + (char *) elf_phdata, + sizeof(struct elf_phdr) * interp_elf_ex->e_phnum); + } + if (retval < 0) { + perror("load_elf_interp"); + exit(-1); + free (elf_phdata); + return retval; + } +#ifdef BSWAP_NEEDED + eppnt = elf_phdata; + for (i=0; i<interp_elf_ex->e_phnum; i++, eppnt++) { + bswap_phdr(eppnt); + } +#endif + + if (interp_elf_ex->e_type == ET_DYN) { + /* in order to avoid hardcoding the interpreter load + address in qemu, we allocate a big enough memory zone */ + error = target_mmap(0, INTERP_MAP_SIZE, + PROT_NONE, MAP_PRIVATE | MAP_ANON, + -1, 0); + if (error == -1) { + perror("mmap"); + exit(-1); + } + load_addr = error; + load_addr_set = 1; + } + + eppnt = elf_phdata; + for(i=0; i<interp_elf_ex->e_phnum; i++, eppnt++) + if (eppnt->p_type == PT_LOAD) { + int elf_type = MAP_PRIVATE | MAP_DENYWRITE; + int elf_prot = 0; + abi_ulong vaddr = 0; + abi_ulong k; + + if (eppnt->p_flags & PF_R) elf_prot = PROT_READ; + if (eppnt->p_flags & PF_W) elf_prot |= PROT_WRITE; + if (eppnt->p_flags & PF_X) elf_prot |= PROT_EXEC; + if (interp_elf_ex->e_type == ET_EXEC || load_addr_set) { + elf_type |= MAP_FIXED; + vaddr = eppnt->p_vaddr; + } + error = target_mmap(load_addr+TARGET_ELF_PAGESTART(vaddr), + eppnt->p_filesz + TARGET_ELF_PAGEOFFSET(eppnt->p_vaddr), + elf_prot, + elf_type, + interpreter_fd, + eppnt->p_offset - TARGET_ELF_PAGEOFFSET(eppnt->p_vaddr)); + + if (error == -1) { + /* Real error */ + close(interpreter_fd); + free(elf_phdata); + return ~((abi_ulong)0UL); + } + + if (!load_addr_set && interp_elf_ex->e_type == ET_DYN) { + load_addr = error; + load_addr_set = 1; + } + + /* + * Find the end of the file mapping for this phdr, and keep + * track of the largest address we see for this. + */ + k = load_addr + eppnt->p_vaddr + eppnt->p_filesz; + if (k > elf_bss) elf_bss = k; + + /* + * Do the same thing for the memory mapping - between + * elf_bss and last_bss is the bss section. + */ + k = load_addr + eppnt->p_memsz + eppnt->p_vaddr; + if (k > last_bss) last_bss = k; + } + + /* Now use mmap to map the library into memory. */ + + close(interpreter_fd); + + /* + * Now fill out the bss section. First pad the last page up + * to the page boundary, and then perform a mmap to make sure + * that there are zeromapped pages up to and including the last + * bss page. + */ + padzero(elf_bss, last_bss); + elf_bss = TARGET_ELF_PAGESTART(elf_bss + qemu_host_page_size - 1); /* What we have mapped so far */ + + /* Map the last of the bss segment */ + if (last_bss > elf_bss) { + target_mmap(elf_bss, last_bss-elf_bss, + PROT_READ|PROT_WRITE|PROT_EXEC, + MAP_FIXED|MAP_PRIVATE|MAP_ANON, -1, 0); + } + free(elf_phdata); + + *interp_load_addr = load_addr; + return ((abi_ulong) interp_elf_ex->e_entry) + load_addr; +} + +static int symfind(const void *s0, const void *s1) +{ + target_ulong addr = *(target_ulong *)s0; + struct elf_sym *sym = (struct elf_sym *)s1; + int result = 0; + if (addr < sym->st_value) { + result = -1; + } else if (addr >= sym->st_value + sym->st_size) { + result = 1; + } + return result; +} + +static const char *lookup_symbolxx(struct syminfo *s, target_ulong orig_addr) +{ +#if ELF_CLASS == ELFCLASS32 + struct elf_sym *syms = s->disas_symtab.elf32; +#else + struct elf_sym *syms = s->disas_symtab.elf64; +#endif + + // binary search + struct elf_sym *sym; + + sym = bsearch(&orig_addr, syms, s->disas_num_syms, sizeof(*syms), symfind); + if (sym != NULL) { + return s->disas_strtab + sym->st_name; + } + + return ""; +} + +/* FIXME: This should use elf_ops.h */ +static int symcmp(const void *s0, const void *s1) +{ + struct elf_sym *sym0 = (struct elf_sym *)s0; + struct elf_sym *sym1 = (struct elf_sym *)s1; + return (sym0->st_value < sym1->st_value) + ? -1 + : ((sym0->st_value > sym1->st_value) ? 1 : 0); +} + +/* Best attempt to load symbols from this ELF object. */ +static void load_symbols(struct elfhdr *hdr, int fd) +{ + unsigned int i, nsyms; + struct elf_shdr sechdr, symtab, strtab; + char *strings; + struct syminfo *s; + struct elf_sym *syms, *new_syms; + + lseek(fd, hdr->e_shoff, SEEK_SET); + for (i = 0; i < hdr->e_shnum; i++) { + if (read(fd, &sechdr, sizeof(sechdr)) != sizeof(sechdr)) + return; +#ifdef BSWAP_NEEDED + bswap_shdr(&sechdr); +#endif + if (sechdr.sh_type == SHT_SYMTAB) { + symtab = sechdr; + lseek(fd, hdr->e_shoff + + sizeof(sechdr) * sechdr.sh_link, SEEK_SET); + if (read(fd, &strtab, sizeof(strtab)) + != sizeof(strtab)) + return; +#ifdef BSWAP_NEEDED + bswap_shdr(&strtab); +#endif + goto found; + } + } + return; /* Shouldn't happen... */ + + found: + /* Now know where the strtab and symtab are. Snarf them. */ + s = malloc(sizeof(*s)); + syms = malloc(symtab.sh_size); + if (!syms) { + free(s); + return; + } + s->disas_strtab = strings = malloc(strtab.sh_size); + if (!s->disas_strtab) { + free(s); + free(syms); + return; + } + + lseek(fd, symtab.sh_offset, SEEK_SET); + if (read(fd, syms, symtab.sh_size) != symtab.sh_size) { + free(s); + free(syms); + free(strings); + return; + } + + nsyms = symtab.sh_size / sizeof(struct elf_sym); + + i = 0; + while (i < nsyms) { +#ifdef BSWAP_NEEDED + bswap_sym(syms + i); +#endif + // Throw away entries which we do not need. + if (syms[i].st_shndx == SHN_UNDEF || + syms[i].st_shndx >= SHN_LORESERVE || + ELF_ST_TYPE(syms[i].st_info) != STT_FUNC) { + nsyms--; + if (i < nsyms) { + syms[i] = syms[nsyms]; + } + continue; + } +#if defined(TARGET_ARM) || defined (TARGET_MIPS) + /* The bottom address bit marks a Thumb or MIPS16 symbol. */ + syms[i].st_value &= ~(target_ulong)1; +#endif + i++; + } + + /* Attempt to free the storage associated with the local symbols + that we threw away. Whether or not this has any effect on the + memory allocation depends on the malloc implementation and how + many symbols we managed to discard. */ + new_syms = realloc(syms, nsyms * sizeof(*syms)); + if (new_syms == NULL) { + free(s); + free(syms); + free(strings); + return; + } + syms = new_syms; + + qsort(syms, nsyms, sizeof(*syms), symcmp); + + lseek(fd, strtab.sh_offset, SEEK_SET); + if (read(fd, strings, strtab.sh_size) != strtab.sh_size) { + free(s); + free(syms); + free(strings); + return; + } + s->disas_num_syms = nsyms; +#if ELF_CLASS == ELFCLASS32 + s->disas_symtab.elf32 = syms; + s->lookup_symbol = (lookup_symbol_t)lookup_symbolxx; +#else + s->disas_symtab.elf64 = syms; + s->lookup_symbol = (lookup_symbol_t)lookup_symbolxx; +#endif + s->next = syminfos; + syminfos = s; +} + +int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * regs, + struct image_info * info) +{ + struct elfhdr elf_ex; + struct elfhdr interp_elf_ex; + struct exec interp_ex; + int interpreter_fd = -1; /* avoid warning */ + abi_ulong load_addr, load_bias; + int load_addr_set = 0; + unsigned int interpreter_type = INTERPRETER_NONE; + unsigned char ibcs2_interpreter; + int i; + abi_ulong mapped_addr; + struct elf_phdr * elf_ppnt; + struct elf_phdr *elf_phdata; + abi_ulong elf_bss, k, elf_brk; + int retval; + char * elf_interpreter; + abi_ulong elf_entry, interp_load_addr = 0; + int status; + abi_ulong start_code, end_code, start_data, end_data; + abi_ulong reloc_func_desc = 0; + abi_ulong elf_stack; + char passed_fileno[6]; + + ibcs2_interpreter = 0; + status = 0; + load_addr = 0; + load_bias = 0; + elf_ex = *((struct elfhdr *) bprm->buf); /* exec-header */ +#ifdef BSWAP_NEEDED + bswap_ehdr(&elf_ex); +#endif + + /* First of all, some simple consistency checks */ + if ((elf_ex.e_type != ET_EXEC && elf_ex.e_type != ET_DYN) || + (! elf_check_arch(elf_ex.e_machine))) { + return -ENOEXEC; + } + + bprm->p = copy_elf_strings(1, &bprm->filename, bprm->page, bprm->p); + bprm->p = copy_elf_strings(bprm->envc,bprm->envp,bprm->page,bprm->p); + bprm->p = copy_elf_strings(bprm->argc,bprm->argv,bprm->page,bprm->p); + if (!bprm->p) { + retval = -E2BIG; + } + + /* Now read in all of the header information */ + elf_phdata = (struct elf_phdr *)malloc(elf_ex.e_phentsize*elf_ex.e_phnum); + if (elf_phdata == NULL) { + return -ENOMEM; + } + + retval = lseek(bprm->fd, elf_ex.e_phoff, SEEK_SET); + if(retval > 0) { + retval = read(bprm->fd, (char *) elf_phdata, + elf_ex.e_phentsize * elf_ex.e_phnum); + } + + if (retval < 0) { + perror("load_elf_binary"); + exit(-1); + free (elf_phdata); + return -errno; + } + +#ifdef BSWAP_NEEDED + elf_ppnt = elf_phdata; + for (i=0; i<elf_ex.e_phnum; i++, elf_ppnt++) { + bswap_phdr(elf_ppnt); + } +#endif + elf_ppnt = elf_phdata; + + elf_bss = 0; + elf_brk = 0; + + + elf_stack = ~((abi_ulong)0UL); + elf_interpreter = NULL; + start_code = ~((abi_ulong)0UL); + end_code = 0; + start_data = 0; + end_data = 0; + interp_ex.a_info = 0; + + for(i=0;i < elf_ex.e_phnum; i++) { + if (elf_ppnt->p_type == PT_INTERP) { + if ( elf_interpreter != NULL ) + { + free (elf_phdata); + free(elf_interpreter); + close(bprm->fd); + return -EINVAL; + } + + /* This is the program interpreter used for + * shared libraries - for now assume that this + * is an a.out format binary + */ + + elf_interpreter = (char *)malloc(elf_ppnt->p_filesz); + + if (elf_interpreter == NULL) { + free (elf_phdata); + close(bprm->fd); + return -ENOMEM; + } + + retval = lseek(bprm->fd, elf_ppnt->p_offset, SEEK_SET); + if(retval >= 0) { + retval = read(bprm->fd, elf_interpreter, elf_ppnt->p_filesz); + } + if(retval < 0) { + perror("load_elf_binary2"); + exit(-1); + } + + /* If the program interpreter is one of these two, + then assume an iBCS2 image. Otherwise assume + a native linux image. */ + + /* JRP - Need to add X86 lib dir stuff here... */ + + if (strcmp(elf_interpreter,"/usr/lib/libc.so.1") == 0 || + strcmp(elf_interpreter,"/usr/lib/ld.so.1") == 0) { + ibcs2_interpreter = 1; + } + +#if 0 + printf("Using ELF interpreter %s\n", path(elf_interpreter)); +#endif + if (retval >= 0) { + retval = open(path(elf_interpreter), O_RDONLY); + if(retval >= 0) { + interpreter_fd = retval; + } + else { + perror(elf_interpreter); + exit(-1); + /* retval = -errno; */ + } + } + + if (retval >= 0) { + retval = lseek(interpreter_fd, 0, SEEK_SET); + if(retval >= 0) { + retval = read(interpreter_fd,bprm->buf,128); + } + } + if (retval >= 0) { + interp_ex = *((struct exec *) bprm->buf); /* aout exec-header */ + interp_elf_ex = *((struct elfhdr *) bprm->buf); /* elf exec-header */ + } + if (retval < 0) { + perror("load_elf_binary3"); + exit(-1); + free (elf_phdata); + free(elf_interpreter); + close(bprm->fd); + return retval; + } + } + elf_ppnt++; + } + + /* Some simple consistency checks for the interpreter */ + if (elf_interpreter){ + interpreter_type = INTERPRETER_ELF | INTERPRETER_AOUT; + + /* Now figure out which format our binary is */ + if ((N_MAGIC(interp_ex) != OMAGIC) && (N_MAGIC(interp_ex) != ZMAGIC) && + (N_MAGIC(interp_ex) != QMAGIC)) { + interpreter_type = INTERPRETER_ELF; + } + + if (interp_elf_ex.e_ident[0] != 0x7f || + strncmp((char *)&interp_elf_ex.e_ident[1], "ELF",3) != 0) { + interpreter_type &= ~INTERPRETER_ELF; + } + + if (!interpreter_type) { + free(elf_interpreter); + free(elf_phdata); + close(bprm->fd); + return -ELIBBAD; + } + } + + /* OK, we are done with that, now set up the arg stuff, + and then start this sucker up */ + + { + char * passed_p; + + if (interpreter_type == INTERPRETER_AOUT) { + snprintf(passed_fileno, sizeof(passed_fileno), "%d", bprm->fd); + passed_p = passed_fileno; + + if (elf_interpreter) { + bprm->p = copy_elf_strings(1,&passed_p,bprm->page,bprm->p); + bprm->argc++; + } + } + if (!bprm->p) { + if (elf_interpreter) { + free(elf_interpreter); + } + free (elf_phdata); + close(bprm->fd); + return -E2BIG; + } + } + + /* OK, This is the point of no return */ + info->end_data = 0; + info->end_code = 0; + info->start_mmap = (abi_ulong)ELF_START_MMAP; + info->mmap = 0; + elf_entry = (abi_ulong) elf_ex.e_entry; + +#if defined(CONFIG_USE_GUEST_BASE) + /* + * In case where user has not explicitly set the guest_base, we + * probe here that should we set it automatically. + */ + if (!have_guest_base) { + /* + * Go through ELF program header table and find out whether + * any of the segments drop below our current mmap_min_addr and + * in that case set guest_base to corresponding address. + */ + for (i = 0, elf_ppnt = elf_phdata; i < elf_ex.e_phnum; + i++, elf_ppnt++) { + if (elf_ppnt->p_type != PT_LOAD) + continue; + if (HOST_PAGE_ALIGN(elf_ppnt->p_vaddr) < mmap_min_addr) { + guest_base = HOST_PAGE_ALIGN(mmap_min_addr); + break; + } + } + } +#endif /* CONFIG_USE_GUEST_BASE */ + + /* Do this so that we can load the interpreter, if need be. We will + change some of these later */ + info->rss = 0; + bprm->p = setup_arg_pages(bprm->p, bprm, info); + info->start_stack = bprm->p; + + /* Now we do a little grungy work by mmaping the ELF image into + * the correct location in memory. At this point, we assume that + * the image should be loaded at fixed address, not at a variable + * address. + */ + + for(i = 0, elf_ppnt = elf_phdata; i < elf_ex.e_phnum; i++, elf_ppnt++) { + int elf_prot = 0; + int elf_flags = 0; + abi_ulong error; + + if (elf_ppnt->p_type != PT_LOAD) + continue; + + if (elf_ppnt->p_flags & PF_R) elf_prot |= PROT_READ; + if (elf_ppnt->p_flags & PF_W) elf_prot |= PROT_WRITE; + if (elf_ppnt->p_flags & PF_X) elf_prot |= PROT_EXEC; + elf_flags = MAP_PRIVATE | MAP_DENYWRITE; + if (elf_ex.e_type == ET_EXEC || load_addr_set) { + elf_flags |= MAP_FIXED; + } else if (elf_ex.e_type == ET_DYN) { + /* Try and get dynamic programs out of the way of the default mmap + base, as well as whatever program they might try to exec. This + is because the brk will follow the loader, and is not movable. */ + /* NOTE: for qemu, we do a big mmap to get enough space + without hardcoding any address */ + error = target_mmap(0, ET_DYN_MAP_SIZE, + PROT_NONE, MAP_PRIVATE | MAP_ANON, + -1, 0); + if (error == -1) { + perror("mmap"); + exit(-1); + } + load_bias = TARGET_ELF_PAGESTART(error - elf_ppnt->p_vaddr); + } + + error = target_mmap(TARGET_ELF_PAGESTART(load_bias + elf_ppnt->p_vaddr), + (elf_ppnt->p_filesz + + TARGET_ELF_PAGEOFFSET(elf_ppnt->p_vaddr)), + elf_prot, + (MAP_FIXED | MAP_PRIVATE | MAP_DENYWRITE), + bprm->fd, + (elf_ppnt->p_offset - + TARGET_ELF_PAGEOFFSET(elf_ppnt->p_vaddr))); + if (error == -1) { + perror("mmap"); + exit(-1); + } + +#ifdef LOW_ELF_STACK + if (TARGET_ELF_PAGESTART(elf_ppnt->p_vaddr) < elf_stack) + elf_stack = TARGET_ELF_PAGESTART(elf_ppnt->p_vaddr); +#endif + + if (!load_addr_set) { + load_addr_set = 1; + load_addr = elf_ppnt->p_vaddr - elf_ppnt->p_offset; + if (elf_ex.e_type == ET_DYN) { + load_bias += error - + TARGET_ELF_PAGESTART(load_bias + elf_ppnt->p_vaddr); + load_addr += load_bias; + reloc_func_desc = load_bias; + } + } + k = elf_ppnt->p_vaddr; + if (k < start_code) + start_code = k; + if (start_data < k) + start_data = k; + k = elf_ppnt->p_vaddr + elf_ppnt->p_filesz; + if (k > elf_bss) + elf_bss = k; + if ((elf_ppnt->p_flags & PF_X) && end_code < k) + end_code = k; + if (end_data < k) + end_data = k; + k = elf_ppnt->p_vaddr + elf_ppnt->p_memsz; + if (k > elf_brk) elf_brk = k; + } + + elf_entry += load_bias; + elf_bss += load_bias; + elf_brk += load_bias; + start_code += load_bias; + end_code += load_bias; + start_data += load_bias; + end_data += load_bias; + + if (elf_interpreter) { + if (interpreter_type & 1) { + elf_entry = load_aout_interp(&interp_ex, interpreter_fd); + } + else if (interpreter_type & 2) { + elf_entry = load_elf_interp(&interp_elf_ex, interpreter_fd, + &interp_load_addr); + } + reloc_func_desc = interp_load_addr; + + close(interpreter_fd); + free(elf_interpreter); + + if (elf_entry == ~((abi_ulong)0UL)) { + printf("Unable to load interpreter\n"); + free(elf_phdata); + exit(-1); + return 0; + } + } + + free(elf_phdata); + + if (qemu_log_enabled()) + load_symbols(&elf_ex, bprm->fd); + + if (interpreter_type != INTERPRETER_AOUT) close(bprm->fd); + info->personality = (ibcs2_interpreter ? PER_SVR4 : PER_LINUX); + +#ifdef LOW_ELF_STACK + info->start_stack = bprm->p = elf_stack - 4; +#endif + bprm->p = create_elf_tables(bprm->p, + bprm->argc, + bprm->envc, + &elf_ex, + load_addr, load_bias, + interp_load_addr, + (interpreter_type == INTERPRETER_AOUT ? 0 : 1), + info); + info->load_addr = reloc_func_desc; + info->start_brk = info->brk = elf_brk; + info->end_code = end_code; + info->start_code = start_code; + info->start_data = start_data; + info->end_data = end_data; + info->start_stack = bprm->p; + + /* Calling set_brk effectively mmaps the pages that we need for the bss and break + sections */ + set_brk(elf_bss, elf_brk); + + padzero(elf_bss, elf_brk); + +#if 0 + printf("(start_brk) %x\n" , info->start_brk); + printf("(end_code) %x\n" , info->end_code); + printf("(start_code) %x\n" , info->start_code); + printf("(end_data) %x\n" , info->end_data); + printf("(start_stack) %x\n" , info->start_stack); + printf("(brk) %x\n" , info->brk); +#endif + + if ( info->personality == PER_SVR4 ) + { + /* Why this, you ask??? Well SVr4 maps page 0 as read-only, + and some applications "depend" upon this behavior. + Since we do not have the power to recompile these, we + emulate the SVr4 behavior. Sigh. */ + mapped_addr = target_mmap(0, qemu_host_page_size, PROT_READ | PROT_EXEC, + MAP_FIXED | MAP_PRIVATE, -1, 0); + } + + info->entry = elf_entry; + + return 0; +} + +static int load_aout_interp(void * exptr, int interp_fd) +{ + printf("a.out interpreter not yet supported\n"); + return(0); +} + +void do_init_thread(struct target_pt_regs *regs, struct image_info *infop) +{ + init_thread(regs, infop); +} diff --git a/bsd-user/errno_defs.h b/bsd-user/errno_defs.h new file mode 100644 index 000000000..1efa502a1 --- /dev/null +++ b/bsd-user/errno_defs.h @@ -0,0 +1,149 @@ +/* $OpenBSD: errno.h,v 1.20 2007/09/03 14:37:52 millert Exp $ */ +/* $NetBSD: errno.h,v 1.10 1996/01/20 01:33:53 jtc Exp $ */ + +/* + * Copyright (c) 1982, 1986, 1989, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)errno.h 8.5 (Berkeley) 1/21/94 + */ + +#define TARGET_EPERM 1 /* Operation not permitted */ +#define TARGET_ENOENT 2 /* No such file or directory */ +#define TARGET_ESRCH 3 /* No such process */ +#define TARGET_EINTR 4 /* Interrupted system call */ +#define TARGET_EIO 5 /* Input/output error */ +#define TARGET_ENXIO 6 /* Device not configured */ +#define TARGET_E2BIG 7 /* Argument list too long */ +#define TARGET_ENOEXEC 8 /* Exec format error */ +#define TARGET_EBADF 9 /* Bad file descriptor */ +#define TARGET_ECHILD 10 /* No child processes */ +#define TARGET_EDEADLK 11 /* Resource deadlock avoided */ + /* 11 was EAGAIN */ +#define TARGET_ENOMEM 12 /* Cannot allocate memory */ +#define TARGET_EACCES 13 /* Permission denied */ +#define TARGET_EFAULT 14 /* Bad address */ +#define TARGET_ENOTBLK 15 /* Block device required */ +#define TARGET_EBUSY 16 /* Device busy */ +#define TARGET_EEXIST 17 /* File exists */ +#define TARGET_EXDEV 18 /* Cross-device link */ +#define TARGET_ENODEV 19 /* Operation not supported by device */ +#define TARGET_ENOTDIR 20 /* Not a directory */ +#define TARGET_EISDIR 21 /* Is a directory */ +#define TARGET_EINVAL 22 /* Invalid argument */ +#define TARGET_ENFILE 23 /* Too many open files in system */ +#define TARGET_EMFILE 24 /* Too many open files */ +#define TARGET_ENOTTY 25 /* Inappropriate ioctl for device */ +#define TARGET_ETXTBSY 26 /* Text file busy */ +#define TARGET_EFBIG 27 /* File too large */ +#define TARGET_ENOSPC 28 /* No space left on device */ +#define TARGET_ESPIPE 29 /* Illegal seek */ +#define TARGET_EROFS 30 /* Read-only file system */ +#define TARGET_EMLINK 31 /* Too many links */ +#define TARGET_EPIPE 32 /* Broken pipe */ + +/* math software */ +#define TARGET_EDOM 33 /* Numerical argument out of domain */ +#define TARGET_ERANGE 34 /* Result too large */ + +/* non-blocking and interrupt i/o */ +#define TARGET_EAGAIN 35 /* Resource temporarily unavailable */ +#define TARGET_EWOULDBLOCK EAGAIN /* Operation would block */ +#define TARGET_EINPROGRESS 36 /* Operation now in progress */ +#define TARGET_EALREADY 37 /* Operation already in progress */ + +/* ipc/network software -- argument errors */ +#define TARGET_ENOTSOCK 38 /* Socket operation on non-socket */ +#define TARGET_EDESTADDRREQ 39 /* Destination address required */ +#define TARGET_EMSGSIZE 40 /* Message too long */ +#define TARGET_EPROTOTYPE 41 /* Protocol wrong type for socket */ +#define TARGET_ENOPROTOOPT 42 /* Protocol not available */ +#define TARGET_EPROTONOSUPPORT 43 /* Protocol not supported */ +#define TARGET_ESOCKTNOSUPPORT 44 /* Socket type not supported */ +#define TARGET_EOPNOTSUPP 45 /* Operation not supported */ +#define TARGET_EPFNOSUPPORT 46 /* Protocol family not supported */ +#define TARGET_EAFNOSUPPORT 47 /* Address family not supported by protocol family */ +#define TARGET_EADDRINUSE 48 /* Address already in use */ +#define TARGET_EADDRNOTAVAIL 49 /* Can't assign requested address */ + +/* ipc/network software -- operational errors */ +#define TARGET_ENETDOWN 50 /* Network is down */ +#define TARGET_ENETUNREACH 51 /* Network is unreachable */ +#define TARGET_ENETRESET 52 /* Network dropped connection on reset */ +#define TARGET_ECONNABORTED 53 /* Software caused connection abort */ +#define TARGET_ECONNRESET 54 /* Connection reset by peer */ +#define TARGET_ENOBUFS 55 /* No buffer space available */ +#define TARGET_EISCONN 56 /* Socket is already connected */ +#define TARGET_ENOTCONN 57 /* Socket is not connected */ +#define TARGET_ESHUTDOWN 58 /* Can't send after socket shutdown */ +#define TARGET_ETOOMANYREFS 59 /* Too many references: can't splice */ +#define TARGET_ETIMEDOUT 60 /* Operation timed out */ +#define TARGET_ECONNREFUSED 61 /* Connection refused */ + +#define TARGET_ELOOP 62 /* Too many levels of symbolic links */ +#define TARGET_ENAMETOOLONG 63 /* File name too long */ + +/* should be rearranged */ +#define TARGET_EHOSTDOWN 64 /* Host is down */ +#define TARGET_EHOSTUNREACH 65 /* No route to host */ +#define TARGET_ENOTEMPTY 66 /* Directory not empty */ + +/* quotas & mush */ +#define TARGET_EPROCLIM 67 /* Too many processes */ +#define TARGET_EUSERS 68 /* Too many users */ +#define TARGET_EDQUOT 69 /* Disk quota exceeded */ + +/* Network File System */ +#define TARGET_ESTALE 70 /* Stale NFS file handle */ +#define TARGET_EREMOTE 71 /* Too many levels of remote in path */ +#define TARGET_EBADRPC 72 /* RPC struct is bad */ +#define TARGET_ERPCMISMATCH 73 /* RPC version wrong */ +#define TARGET_EPROGUNAVAIL 74 /* RPC prog. not avail */ +#define TARGET_EPROGMISMATCH 75 /* Program version wrong */ +#define TARGET_EPROCUNAVAIL 76 /* Bad procedure for program */ + +#define TARGET_ENOLCK 77 /* No locks available */ +#define TARGET_ENOSYS 78 /* Function not implemented */ + +#define TARGET_EFTYPE 79 /* Inappropriate file type or format */ +#define TARGET_EAUTH 80 /* Authentication error */ +#define TARGET_ENEEDAUTH 81 /* Need authenticator */ +#define TARGET_EIPSEC 82 /* IPsec processing failure */ +#define TARGET_ENOATTR 83 /* Attribute not found */ +#define TARGET_EILSEQ 84 /* Illegal byte sequence */ +#define TARGET_ENOMEDIUM 85 /* No medium found */ +#define TARGET_EMEDIUMTYPE 86 /* Wrong Medium Type */ +#define TARGET_EOVERFLOW 87 /* Conversion overflow */ +#define TARGET_ECANCELED 88 /* Operation canceled */ +#define TARGET_EIDRM 89 /* Identifier removed */ +#define TARGET_ENOMSG 90 /* No message of desired type */ +#define TARGET_ELAST 90 /* Must be equal largest errno */ diff --git a/bsd-user/freebsd/strace.list b/bsd-user/freebsd/strace.list new file mode 100644 index 000000000..1edf412c8 --- /dev/null +++ b/bsd-user/freebsd/strace.list @@ -0,0 +1,171 @@ +{ TARGET_FREEBSD_NR___getcwd, "__getcwd", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR___semctl, "__semctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR___syscall, "__syscall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR___sysctl, "__sysctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_accept, "accept", "%s(%d,%#x,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_access, "access", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_acct, "acct", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_adjtime, "adjtime", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_bind, "bind", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_break, "break", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_chdir, "chdir", "%s(\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_chflags, "chflags", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_chmod, "chmod", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_chown, "chown", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_chroot, "chroot", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_clock_getres, "clock_getres", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_clock_gettime, "clock_gettime", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_clock_settime, "clock_settime", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_close, "close", "%s(%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_connect, "connect", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_dup, "dup", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_dup2, "dup2", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_execve, "execve", NULL, print_execve, NULL }, +{ TARGET_FREEBSD_NR_exit, "exit", "%s(%d)\n", NULL, NULL }, +{ TARGET_FREEBSD_NR_fchdir, "fchdir", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fchflags, "fchflags", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fchmod, "fchmod", "%s(%d,%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fchown, "fchown", "%s(\"%s\",%d,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fcntl, "fcntl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fhopen, "fhopen", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fhstat, "fhstat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fhstatfs, "fhstatfs", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_flock, "flock", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fork, "fork", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_fpathconf, "fpathconf", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_fstat, "fstat", "%s(%d,%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fstatfs, "fstatfs", "%s(%d,%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_fsync, "fsync", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ftruncate, "ftruncate", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_futimes, "futimes", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getdirentries, "getdirentries", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_freebsd6_mmap, "freebsd6_mmap", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getegid, "getegid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_geteuid, "geteuid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getfh, "getfh", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getfsstat, "getfsstat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getgid, "getgid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getgroups, "getgroups", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getitimer, "getitimer", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getlogin, "getlogin", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getpeername, "getpeername", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getpgid, "getpgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getpgrp, "getpgrp", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getpid, "getpid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getppid, "getppid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_getpriority, "getpriority", "%s(%#x,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_getresgid, "getresgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getresuid, "getresuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getrlimit, "getrlimit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getrusage, "getrusage", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getsid, "getsid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getsockname, "getsockname", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getsockopt, "getsockopt", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_gettimeofday, "gettimeofday", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_getuid, "getuid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_ioctl, "ioctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_issetugid, "issetugid", "%s()", NULL, NULL }, +{ TARGET_FREEBSD_NR_kevent, "kevent", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_kill, "kill", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_kqueue, "kqueue", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ktrace, "ktrace", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_lchown, "lchown", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_link, "link", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_listen, "listen", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_lseek, "lseek", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_lstat, "lstat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_madvise, "madvise", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mincore, "mincore", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_minherit, "minherit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mkdir, "mkdir", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_mkfifo, "mkfifo", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mknod, "mknod", "%s(\"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_FREEBSD_NR_mlock, "mlock", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mlockall, "mlockall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mmap, "mmap", NULL, NULL, print_syscall_ret_addr }, +{ TARGET_FREEBSD_NR_mount, "mount", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_mprotect, "mprotect", "%s(%#x,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_msgctl, "msgctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msgget, "msgget", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msgrcv, "msgrcv", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msgsnd, "msgsnd", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_msync, "msync", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_munlock, "munlock", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_munlockall, "munlockall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_munmap, "munmap", "%s(%p,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_nanosleep, "nanosleep", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_nfssvc, "nfssvc", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_open, "open", "%s(\"%s\",%#x,%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_pathconf, "pathconf", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pipe, "pipe", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_poll, "poll", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pread, "pread", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_preadv, "preadv", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_profil, "profil", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_ptrace, "ptrace", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pwrite, "pwrite", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_pwritev, "pwritev", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_quotactl, "quotactl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_read, "read", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_readlink, "readlink", "%s(\"%s\",%p,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_readv, "readv", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_reboot, "reboot", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_recvfrom, "recvfrom", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_recvmsg, "recvmsg", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_rename, "rename", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_revoke, "revoke", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_rfork, "rfork", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_rmdir, "rmdir", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sbrk, "sbrk", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sched_yield, "sched_yield", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_select, "select", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_semget, "semget", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_semop, "semop", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sendmsg, "sendmsg", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sendto, "sendto", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setegid, "setegid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_seteuid, "seteuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setgid, "setgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setgroups, "setgroups", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setitimer, "setitimer", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setlogin, "setlogin", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setpgid, "setpgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setpriority, "setpriority", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setregid, "setregid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setresgid, "setresgid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setresuid, "setresuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setreuid, "setreuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setrlimit, "setrlimit", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setsid, "setsid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setsockopt, "setsockopt", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_settimeofday, "settimeofday", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_setuid, "setuid", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmat, "shmat", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmctl, "shmctl", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmdt, "shmdt", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shmget, "shmget", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_shutdown, "shutdown", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigaction, "sigaction", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigaltstack, "sigaltstack", "%s(%p,%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_sigpending, "sigpending", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigprocmask, "sigprocmask", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigreturn, "sigreturn", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sigsuspend, "sigsuspend", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_socket, "socket", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_socketpair, "socketpair", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sstk, "sstk", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_stat, "stat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_statfs, "statfs", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_FREEBSD_NR_symlink, "symlink", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_sync, "sync", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_sysarch, "sysarch", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_syscall, "syscall", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_truncate, "truncate", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_umask, "umask", "%s(%#o)", NULL, NULL }, +{ TARGET_FREEBSD_NR_unlink, "unlink", "%s(\"%s\")", NULL, NULL }, +{ TARGET_FREEBSD_NR_unmount, "unmount", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_utimes, "utimes", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_vfork, "vfork", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_wait4, "wait4", NULL, NULL, NULL }, +{ TARGET_FREEBSD_NR_write, "write", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_FREEBSD_NR_writev, "writev", "%s(%d,%p,%#x)", NULL, NULL }, diff --git a/bsd-user/freebsd/syscall_nr.h b/bsd-user/freebsd/syscall_nr.h new file mode 100644 index 000000000..36336abd5 --- /dev/null +++ b/bsd-user/freebsd/syscall_nr.h @@ -0,0 +1,373 @@ +/* + * System call numbers. + * + * $FreeBSD: src/sys/sys/syscall.h,v 1.224 2008/08/24 21:23:08 rwatson Exp $ + * created from FreeBSD: head/sys/kern/syscalls.master 182123 2008-08-24 21:20:35Z rwatson + */ + +#define TARGET_FREEBSD_NR_syscall 0 +#define TARGET_FREEBSD_NR_exit 1 +#define TARGET_FREEBSD_NR_fork 2 +#define TARGET_FREEBSD_NR_read 3 +#define TARGET_FREEBSD_NR_write 4 +#define TARGET_FREEBSD_NR_open 5 +#define TARGET_FREEBSD_NR_close 6 +#define TARGET_FREEBSD_NR_wait4 7 +#define TARGET_FREEBSD_NR_link 9 +#define TARGET_FREEBSD_NR_unlink 10 +#define TARGET_FREEBSD_NR_chdir 12 +#define TARGET_FREEBSD_NR_fchdir 13 +#define TARGET_FREEBSD_NR_mknod 14 +#define TARGET_FREEBSD_NR_chmod 15 +#define TARGET_FREEBSD_NR_chown 16 +#define TARGET_FREEBSD_NR_break 17 +#define TARGET_FREEBSD_NR_freebsd4_getfsstat 18 +#define TARGET_FREEBSD_NR_getpid 20 +#define TARGET_FREEBSD_NR_mount 21 +#define TARGET_FREEBSD_NR_unmount 22 +#define TARGET_FREEBSD_NR_setuid 23 +#define TARGET_FREEBSD_NR_getuid 24 +#define TARGET_FREEBSD_NR_geteuid 25 +#define TARGET_FREEBSD_NR_ptrace 26 +#define TARGET_FREEBSD_NR_recvmsg 27 +#define TARGET_FREEBSD_NR_sendmsg 28 +#define TARGET_FREEBSD_NR_recvfrom 29 +#define TARGET_FREEBSD_NR_accept 30 +#define TARGET_FREEBSD_NR_getpeername 31 +#define TARGET_FREEBSD_NR_getsockname 32 +#define TARGET_FREEBSD_NR_access 33 +#define TARGET_FREEBSD_NR_chflags 34 +#define TARGET_FREEBSD_NR_fchflags 35 +#define TARGET_FREEBSD_NR_sync 36 +#define TARGET_FREEBSD_NR_kill 37 +#define TARGET_FREEBSD_NR_getppid 39 +#define TARGET_FREEBSD_NR_dup 41 +#define TARGET_FREEBSD_NR_pipe 42 +#define TARGET_FREEBSD_NR_getegid 43 +#define TARGET_FREEBSD_NR_profil 44 +#define TARGET_FREEBSD_NR_ktrace 45 +#define TARGET_FREEBSD_NR_getgid 47 +#define TARGET_FREEBSD_NR_getlogin 49 +#define TARGET_FREEBSD_NR_setlogin 50 +#define TARGET_FREEBSD_NR_acct 51 +#define TARGET_FREEBSD_NR_sigaltstack 53 +#define TARGET_FREEBSD_NR_ioctl 54 +#define TARGET_FREEBSD_NR_reboot 55 +#define TARGET_FREEBSD_NR_revoke 56 +#define TARGET_FREEBSD_NR_symlink 57 +#define TARGET_FREEBSD_NR_readlink 58 +#define TARGET_FREEBSD_NR_execve 59 +#define TARGET_FREEBSD_NR_umask 60 +#define TARGET_FREEBSD_NR_chroot 61 +#define TARGET_FREEBSD_NR_msync 65 +#define TARGET_FREEBSD_NR_vfork 66 +#define TARGET_FREEBSD_NR_sbrk 69 +#define TARGET_FREEBSD_NR_sstk 70 +#define TARGET_FREEBSD_NR_vadvise 72 +#define TARGET_FREEBSD_NR_munmap 73 +#define TARGET_FREEBSD_NR_mprotect 74 +#define TARGET_FREEBSD_NR_madvise 75 +#define TARGET_FREEBSD_NR_mincore 78 +#define TARGET_FREEBSD_NR_getgroups 79 +#define TARGET_FREEBSD_NR_setgroups 80 +#define TARGET_FREEBSD_NR_getpgrp 81 +#define TARGET_FREEBSD_NR_setpgid 82 +#define TARGET_FREEBSD_NR_setitimer 83 +#define TARGET_FREEBSD_NR_swapon 85 +#define TARGET_FREEBSD_NR_getitimer 86 +#define TARGET_FREEBSD_NR_getdtablesize 89 +#define TARGET_FREEBSD_NR_dup2 90 +#define TARGET_FREEBSD_NR_fcntl 92 +#define TARGET_FREEBSD_NR_select 93 +#define TARGET_FREEBSD_NR_fsync 95 +#define TARGET_FREEBSD_NR_setpriority 96 +#define TARGET_FREEBSD_NR_socket 97 +#define TARGET_FREEBSD_NR_connect 98 +#define TARGET_FREEBSD_NR_getpriority 100 +#define TARGET_FREEBSD_NR_bind 104 +#define TARGET_FREEBSD_NR_setsockopt 105 +#define TARGET_FREEBSD_NR_listen 106 +#define TARGET_FREEBSD_NR_gettimeofday 116 +#define TARGET_FREEBSD_NR_getrusage 117 +#define TARGET_FREEBSD_NR_getsockopt 118 +#define TARGET_FREEBSD_NR_readv 120 +#define TARGET_FREEBSD_NR_writev 121 +#define TARGET_FREEBSD_NR_settimeofday 122 +#define TARGET_FREEBSD_NR_fchown 123 +#define TARGET_FREEBSD_NR_fchmod 124 +#define TARGET_FREEBSD_NR_setreuid 126 +#define TARGET_FREEBSD_NR_setregid 127 +#define TARGET_FREEBSD_NR_rename 128 +#define TARGET_FREEBSD_NR_flock 131 +#define TARGET_FREEBSD_NR_mkfifo 132 +#define TARGET_FREEBSD_NR_sendto 133 +#define TARGET_FREEBSD_NR_shutdown 134 +#define TARGET_FREEBSD_NR_socketpair 135 +#define TARGET_FREEBSD_NR_mkdir 136 +#define TARGET_FREEBSD_NR_rmdir 137 +#define TARGET_FREEBSD_NR_utimes 138 +#define TARGET_FREEBSD_NR_adjtime 140 +#define TARGET_FREEBSD_NR_setsid 147 +#define TARGET_FREEBSD_NR_quotactl 148 +#define TARGET_FREEBSD_NR_nlm_syscall 154 +#define TARGET_FREEBSD_NR_nfssvc 155 +#define TARGET_FREEBSD_NR_freebsd4_statfs 157 +#define TARGET_FREEBSD_NR_freebsd4_fstatfs 158 +#define TARGET_FREEBSD_NR_lgetfh 160 +#define TARGET_FREEBSD_NR_getfh 161 +#define TARGET_FREEBSD_NR_getdomainname 162 +#define TARGET_FREEBSD_NR_setdomainname 163 +#define TARGET_FREEBSD_NR_uname 164 +#define TARGET_FREEBSD_NR_sysarch 165 +#define TARGET_FREEBSD_NR_rtprio 166 +#define TARGET_FREEBSD_NR_semsys 169 +#define TARGET_FREEBSD_NR_msgsys 170 +#define TARGET_FREEBSD_NR_shmsys 171 +#define TARGET_FREEBSD_NR_freebsd6_pread 173 +#define TARGET_FREEBSD_NR_freebsd6_pwrite 174 +#define TARGET_FREEBSD_NR_setfib 175 +#define TARGET_FREEBSD_NR_ntp_adjtime 176 +#define TARGET_FREEBSD_NR_setgid 181 +#define TARGET_FREEBSD_NR_setegid 182 +#define TARGET_FREEBSD_NR_seteuid 183 +#define TARGET_FREEBSD_NR_stat 188 +#define TARGET_FREEBSD_NR_fstat 189 +#define TARGET_FREEBSD_NR_lstat 190 +#define TARGET_FREEBSD_NR_pathconf 191 +#define TARGET_FREEBSD_NR_fpathconf 192 +#define TARGET_FREEBSD_NR_getrlimit 194 +#define TARGET_FREEBSD_NR_setrlimit 195 +#define TARGET_FREEBSD_NR_getdirentries 196 +#define TARGET_FREEBSD_NR_freebsd6_mmap 197 +#define TARGET_FREEBSD_NR___syscall 198 +#define TARGET_FREEBSD_NR_freebsd6_lseek 199 +#define TARGET_FREEBSD_NR_freebsd6_truncate 200 +#define TARGET_FREEBSD_NR_freebsd6_ftruncate 201 +#define TARGET_FREEBSD_NR___sysctl 202 +#define TARGET_FREEBSD_NR_mlock 203 +#define TARGET_FREEBSD_NR_munlock 204 +#define TARGET_FREEBSD_NR_undelete 205 +#define TARGET_FREEBSD_NR_futimes 206 +#define TARGET_FREEBSD_NR_getpgid 207 +#define TARGET_FREEBSD_NR_poll 209 +#define TARGET_FREEBSD_NR___semctl 220 +#define TARGET_FREEBSD_NR_semget 221 +#define TARGET_FREEBSD_NR_semop 222 +#define TARGET_FREEBSD_NR_msgctl 224 +#define TARGET_FREEBSD_NR_msgget 225 +#define TARGET_FREEBSD_NR_msgsnd 226 +#define TARGET_FREEBSD_NR_msgrcv 227 +#define TARGET_FREEBSD_NR_shmat 228 +#define TARGET_FREEBSD_NR_shmctl 229 +#define TARGET_FREEBSD_NR_shmdt 230 +#define TARGET_FREEBSD_NR_shmget 231 +#define TARGET_FREEBSD_NR_clock_gettime 232 +#define TARGET_FREEBSD_NR_clock_settime 233 +#define TARGET_FREEBSD_NR_clock_getres 234 +#define TARGET_FREEBSD_NR_ktimer_create 235 +#define TARGET_FREEBSD_NR_ktimer_delete 236 +#define TARGET_FREEBSD_NR_ktimer_settime 237 +#define TARGET_FREEBSD_NR_ktimer_gettime 238 +#define TARGET_FREEBSD_NR_ktimer_getoverrun 239 +#define TARGET_FREEBSD_NR_nanosleep 240 +#define TARGET_FREEBSD_NR_ntp_gettime 248 +#define TARGET_FREEBSD_NR_minherit 250 +#define TARGET_FREEBSD_NR_rfork 251 +#define TARGET_FREEBSD_NR_openbsd_poll 252 +#define TARGET_FREEBSD_NR_issetugid 253 +#define TARGET_FREEBSD_NR_lchown 254 +#define TARGET_FREEBSD_NR_aio_read 255 +#define TARGET_FREEBSD_NR_aio_write 256 +#define TARGET_FREEBSD_NR_lio_listio 257 +#define TARGET_FREEBSD_NR_getdents 272 +#define TARGET_FREEBSD_NR_lchmod 274 +#define TARGET_FREEBSD_NR_netbsd_lchown 275 +#define TARGET_FREEBSD_NR_lutimes 276 +#define TARGET_FREEBSD_NR_netbsd_msync 277 +#define TARGET_FREEBSD_NR_nstat 278 +#define TARGET_FREEBSD_NR_nfstat 279 +#define TARGET_FREEBSD_NR_nlstat 280 +#define TARGET_FREEBSD_NR_preadv 289 +#define TARGET_FREEBSD_NR_pwritev 290 +#define TARGET_FREEBSD_NR_freebsd4_fhstatfs 297 +#define TARGET_FREEBSD_NR_fhopen 298 +#define TARGET_FREEBSD_NR_fhstat 299 +#define TARGET_FREEBSD_NR_modnext 300 +#define TARGET_FREEBSD_NR_modstat 301 +#define TARGET_FREEBSD_NR_modfnext 302 +#define TARGET_FREEBSD_NR_modfind 303 +#define TARGET_FREEBSD_NR_kldload 304 +#define TARGET_FREEBSD_NR_kldunload 305 +#define TARGET_FREEBSD_NR_kldfind 306 +#define TARGET_FREEBSD_NR_kldnext 307 +#define TARGET_FREEBSD_NR_kldstat 308 +#define TARGET_FREEBSD_NR_kldfirstmod 309 +#define TARGET_FREEBSD_NR_getsid 310 +#define TARGET_FREEBSD_NR_setresuid 311 +#define TARGET_FREEBSD_NR_setresgid 312 +#define TARGET_FREEBSD_NR_aio_return 314 +#define TARGET_FREEBSD_NR_aio_suspend 315 +#define TARGET_FREEBSD_NR_aio_cancel 316 +#define TARGET_FREEBSD_NR_aio_error 317 +#define TARGET_FREEBSD_NR_oaio_read 318 +#define TARGET_FREEBSD_NR_oaio_write 319 +#define TARGET_FREEBSD_NR_olio_listio 320 +#define TARGET_FREEBSD_NR_yield 321 +#define TARGET_FREEBSD_NR_mlockall 324 +#define TARGET_FREEBSD_NR_munlockall 325 +#define TARGET_FREEBSD_NR___getcwd 326 +#define TARGET_FREEBSD_NR_sched_setparam 327 +#define TARGET_FREEBSD_NR_sched_getparam 328 +#define TARGET_FREEBSD_NR_sched_setscheduler 329 +#define TARGET_FREEBSD_NR_sched_getscheduler 330 +#define TARGET_FREEBSD_NR_sched_yield 331 +#define TARGET_FREEBSD_NR_sched_get_priority_max 332 +#define TARGET_FREEBSD_NR_sched_get_priority_min 333 +#define TARGET_FREEBSD_NR_sched_rr_get_interval 334 +#define TARGET_FREEBSD_NR_utrace 335 +#define TARGET_FREEBSD_NR_freebsd4_sendfile 336 +#define TARGET_FREEBSD_NR_kldsym 337 +#define TARGET_FREEBSD_NR_jail 338 +#define TARGET_FREEBSD_NR_sigprocmask 340 +#define TARGET_FREEBSD_NR_sigsuspend 341 +#define TARGET_FREEBSD_NR_freebsd4_sigaction 342 +#define TARGET_FREEBSD_NR_sigpending 343 +#define TARGET_FREEBSD_NR_freebsd4_sigreturn 344 +#define TARGET_FREEBSD_NR_sigtimedwait 345 +#define TARGET_FREEBSD_NR_sigwaitinfo 346 +#define TARGET_FREEBSD_NR___acl_get_file 347 +#define TARGET_FREEBSD_NR___acl_set_file 348 +#define TARGET_FREEBSD_NR___acl_get_fd 349 +#define TARGET_FREEBSD_NR___acl_set_fd 350 +#define TARGET_FREEBSD_NR___acl_delete_file 351 +#define TARGET_FREEBSD_NR___acl_delete_fd 352 +#define TARGET_FREEBSD_NR___acl_aclcheck_file 353 +#define TARGET_FREEBSD_NR___acl_aclcheck_fd 354 +#define TARGET_FREEBSD_NR_extattrctl 355 +#define TARGET_FREEBSD_NR_extattr_set_file 356 +#define TARGET_FREEBSD_NR_extattr_get_file 357 +#define TARGET_FREEBSD_NR_extattr_delete_file 358 +#define TARGET_FREEBSD_NR_aio_waitcomplete 359 +#define TARGET_FREEBSD_NR_getresuid 360 +#define TARGET_FREEBSD_NR_getresgid 361 +#define TARGET_FREEBSD_NR_kqueue 362 +#define TARGET_FREEBSD_NR_kevent 363 +#define TARGET_FREEBSD_NR_extattr_set_fd 371 +#define TARGET_FREEBSD_NR_extattr_get_fd 372 +#define TARGET_FREEBSD_NR_extattr_delete_fd 373 +#define TARGET_FREEBSD_NR___setugid 374 +#define TARGET_FREEBSD_NR_nfsclnt 375 +#define TARGET_FREEBSD_NR_eaccess 376 +#define TARGET_FREEBSD_NR_nmount 378 +#define TARGET_FREEBSD_NR___mac_get_proc 384 +#define TARGET_FREEBSD_NR___mac_set_proc 385 +#define TARGET_FREEBSD_NR___mac_get_fd 386 +#define TARGET_FREEBSD_NR___mac_get_file 387 +#define TARGET_FREEBSD_NR___mac_set_fd 388 +#define TARGET_FREEBSD_NR___mac_set_file 389 +#define TARGET_FREEBSD_NR_kenv 390 +#define TARGET_FREEBSD_NR_lchflags 391 +#define TARGET_FREEBSD_NR_uuidgen 392 +#define TARGET_FREEBSD_NR_sendfile 393 +#define TARGET_FREEBSD_NR_mac_syscall 394 +#define TARGET_FREEBSD_NR_getfsstat 395 +#define TARGET_FREEBSD_NR_statfs 396 +#define TARGET_FREEBSD_NR_fstatfs 397 +#define TARGET_FREEBSD_NR_fhstatfs 398 +#define TARGET_FREEBSD_NR_ksem_close 400 +#define TARGET_FREEBSD_NR_ksem_post 401 +#define TARGET_FREEBSD_NR_ksem_wait 402 +#define TARGET_FREEBSD_NR_ksem_trywait 403 +#define TARGET_FREEBSD_NR_ksem_init 404 +#define TARGET_FREEBSD_NR_ksem_open 405 +#define TARGET_FREEBSD_NR_ksem_unlink 406 +#define TARGET_FREEBSD_NR_ksem_getvalue 407 +#define TARGET_FREEBSD_NR_ksem_destroy 408 +#define TARGET_FREEBSD_NR___mac_get_pid 409 +#define TARGET_FREEBSD_NR___mac_get_link 410 +#define TARGET_FREEBSD_NR___mac_set_link 411 +#define TARGET_FREEBSD_NR_extattr_set_link 412 +#define TARGET_FREEBSD_NR_extattr_get_link 413 +#define TARGET_FREEBSD_NR_extattr_delete_link 414 +#define TARGET_FREEBSD_NR___mac_execve 415 +#define TARGET_FREEBSD_NR_sigaction 416 +#define TARGET_FREEBSD_NR_sigreturn 417 +#define TARGET_FREEBSD_NR_getcontext 421 +#define TARGET_FREEBSD_NR_setcontext 422 +#define TARGET_FREEBSD_NR_swapcontext 423 +#define TARGET_FREEBSD_NR_swapoff 424 +#define TARGET_FREEBSD_NR___acl_get_link 425 +#define TARGET_FREEBSD_NR___acl_set_link 426 +#define TARGET_FREEBSD_NR___acl_delete_link 427 +#define TARGET_FREEBSD_NR___acl_aclcheck_link 428 +#define TARGET_FREEBSD_NR_sigwait 429 +#define TARGET_FREEBSD_NR_thr_create 430 +#define TARGET_FREEBSD_NR_thr_exit 431 +#define TARGET_FREEBSD_NR_thr_self 432 +#define TARGET_FREEBSD_NR_thr_kill 433 +#define TARGET_FREEBSD_NR__umtx_lock 434 +#define TARGET_FREEBSD_NR__umtx_unlock 435 +#define TARGET_FREEBSD_NR_jail_attach 436 +#define TARGET_FREEBSD_NR_extattr_list_fd 437 +#define TARGET_FREEBSD_NR_extattr_list_file 438 +#define TARGET_FREEBSD_NR_extattr_list_link 439 +#define TARGET_FREEBSD_NR_ksem_timedwait 441 +#define TARGET_FREEBSD_NR_thr_suspend 442 +#define TARGET_FREEBSD_NR_thr_wake 443 +#define TARGET_FREEBSD_NR_kldunloadf 444 +#define TARGET_FREEBSD_NR_audit 445 +#define TARGET_FREEBSD_NR_auditon 446 +#define TARGET_FREEBSD_NR_getauid 447 +#define TARGET_FREEBSD_NR_setauid 448 +#define TARGET_FREEBSD_NR_getaudit 449 +#define TARGET_FREEBSD_NR_setaudit 450 +#define TARGET_FREEBSD_NR_getaudit_addr 451 +#define TARGET_FREEBSD_NR_setaudit_addr 452 +#define TARGET_FREEBSD_NR_auditctl 453 +#define TARGET_FREEBSD_NR__umtx_op 454 +#define TARGET_FREEBSD_NR_thr_new 455 +#define TARGET_FREEBSD_NR_sigqueue 456 +#define TARGET_FREEBSD_NR_kmq_open 457 +#define TARGET_FREEBSD_NR_kmq_setattr 458 +#define TARGET_FREEBSD_NR_kmq_timedreceive 459 +#define TARGET_FREEBSD_NR_kmq_timedsend 460 +#define TARGET_FREEBSD_NR_kmq_notify 461 +#define TARGET_FREEBSD_NR_kmq_unlink 462 +#define TARGET_FREEBSD_NR_abort2 463 +#define TARGET_FREEBSD_NR_thr_set_name 464 +#define TARGET_FREEBSD_NR_aio_fsync 465 +#define TARGET_FREEBSD_NR_rtprio_thread 466 +#define TARGET_FREEBSD_NR_sctp_peeloff 471 +#define TARGET_FREEBSD_NR_sctp_generic_sendmsg 472 +#define TARGET_FREEBSD_NR_sctp_generic_sendmsg_iov 473 +#define TARGET_FREEBSD_NR_sctp_generic_recvmsg 474 +#define TARGET_FREEBSD_NR_pread 475 +#define TARGET_FREEBSD_NR_pwrite 476 +#define TARGET_FREEBSD_NR_mmap 477 +#define TARGET_FREEBSD_NR_lseek 478 +#define TARGET_FREEBSD_NR_truncate 479 +#define TARGET_FREEBSD_NR_ftruncate 480 +#define TARGET_FREEBSD_NR_thr_kill2 481 +#define TARGET_FREEBSD_NR_shm_open 482 +#define TARGET_FREEBSD_NR_shm_unlink 483 +#define TARGET_FREEBSD_NR_cpuset 484 +#define TARGET_FREEBSD_NR_cpuset_setid 485 +#define TARGET_FREEBSD_NR_cpuset_getid 486 +#define TARGET_FREEBSD_NR_cpuset_getaffinity 487 +#define TARGET_FREEBSD_NR_cpuset_setaffinity 488 +#define TARGET_FREEBSD_NR_faccessat 489 +#define TARGET_FREEBSD_NR_fchmodat 490 +#define TARGET_FREEBSD_NR_fchownat 491 +#define TARGET_FREEBSD_NR_fexecve 492 +#define TARGET_FREEBSD_NR_fstatat 493 +#define TARGET_FREEBSD_NR_futimesat 494 +#define TARGET_FREEBSD_NR_linkat 495 +#define TARGET_FREEBSD_NR_mkdirat 496 +#define TARGET_FREEBSD_NR_mkfifoat 497 +#define TARGET_FREEBSD_NR_mknodat 498 +#define TARGET_FREEBSD_NR_openat 499 +#define TARGET_FREEBSD_NR_readlinkat 500 +#define TARGET_FREEBSD_NR_renameat 501 +#define TARGET_FREEBSD_NR_symlinkat 502 +#define TARGET_FREEBSD_NR_unlinkat 503 +#define TARGET_FREEBSD_NR_posix_openpt 504 diff --git a/bsd-user/i386/syscall.h b/bsd-user/i386/syscall.h new file mode 100644 index 000000000..9b34c61bb --- /dev/null +++ b/bsd-user/i386/syscall.h @@ -0,0 +1,161 @@ +/* default linux values for the selectors */ +#define __USER_CS (0x23) +#define __USER_DS (0x2B) + +struct target_pt_regs { + long ebx; + long ecx; + long edx; + long esi; + long edi; + long ebp; + long eax; + int xds; + int xes; + long orig_eax; + long eip; + int xcs; + long eflags; + long esp; + int xss; +}; + +/* ioctls */ + +#define TARGET_LDT_ENTRIES 8192 +#define TARGET_LDT_ENTRY_SIZE 8 + +#define TARGET_GDT_ENTRIES 9 +#define TARGET_GDT_ENTRY_TLS_ENTRIES 3 +#define TARGET_GDT_ENTRY_TLS_MIN 6 +#define TARGET_GDT_ENTRY_TLS_MAX (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1) + +struct target_modify_ldt_ldt_s { + unsigned int entry_number; + abi_ulong base_addr; + unsigned int limit; + unsigned int flags; +}; + +/* vm86 defines */ + +#define TARGET_BIOSSEG 0x0f000 + +#define TARGET_CPU_086 0 +#define TARGET_CPU_186 1 +#define TARGET_CPU_286 2 +#define TARGET_CPU_386 3 +#define TARGET_CPU_486 4 +#define TARGET_CPU_586 5 + +#define TARGET_VM86_SIGNAL 0 /* return due to signal */ +#define TARGET_VM86_UNKNOWN 1 /* unhandled GP fault - IO-instruction or similar */ +#define TARGET_VM86_INTx 2 /* int3/int x instruction (ARG = x) */ +#define TARGET_VM86_STI 3 /* sti/popf/iret instruction enabled virtual interrupts */ + +/* + * Additional return values when invoking new vm86() + */ +#define TARGET_VM86_PICRETURN 4 /* return due to pending PIC request */ +#define TARGET_VM86_TRAP 6 /* return due to DOS-debugger request */ + +/* + * function codes when invoking new vm86() + */ +#define TARGET_VM86_PLUS_INSTALL_CHECK 0 +#define TARGET_VM86_ENTER 1 +#define TARGET_VM86_ENTER_NO_BYPASS 2 +#define TARGET_VM86_REQUEST_IRQ 3 +#define TARGET_VM86_FREE_IRQ 4 +#define TARGET_VM86_GET_IRQ_BITS 5 +#define TARGET_VM86_GET_AND_RESET_IRQ 6 + +/* + * This is the stack-layout seen by the user space program when we have + * done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout + * is 'kernel_vm86_regs' (see below). + */ + +struct target_vm86_regs { +/* + * normal regs, with special meaning for the segment descriptors.. + */ + abi_long ebx; + abi_long ecx; + abi_long edx; + abi_long esi; + abi_long edi; + abi_long ebp; + abi_long eax; + abi_long __null_ds; + abi_long __null_es; + abi_long __null_fs; + abi_long __null_gs; + abi_long orig_eax; + abi_long eip; + unsigned short cs, __csh; + abi_long eflags; + abi_long esp; + unsigned short ss, __ssh; +/* + * these are specific to v86 mode: + */ + unsigned short es, __esh; + unsigned short ds, __dsh; + unsigned short fs, __fsh; + unsigned short gs, __gsh; +}; + +struct target_revectored_struct { + abi_ulong __map[8]; /* 256 bits */ +}; + +struct target_vm86_struct { + struct target_vm86_regs regs; + abi_ulong flags; + abi_ulong screen_bitmap; + abi_ulong cpu_type; + struct target_revectored_struct int_revectored; + struct target_revectored_struct int21_revectored; +}; + +/* + * flags masks + */ +#define TARGET_VM86_SCREEN_BITMAP 0x0001 + +struct target_vm86plus_info_struct { + abi_ulong flags; +#define TARGET_force_return_for_pic (1 << 0) +#define TARGET_vm86dbg_active (1 << 1) /* for debugger */ +#define TARGET_vm86dbg_TFpendig (1 << 2) /* for debugger */ +#define TARGET_is_vm86pus (1 << 31) /* for vm86 internal use */ + unsigned char vm86dbg_intxxtab[32]; /* for debugger */ +}; + +struct target_vm86plus_struct { + struct target_vm86_regs regs; + abi_ulong flags; + abi_ulong screen_bitmap; + abi_ulong cpu_type; + struct target_revectored_struct int_revectored; + struct target_revectored_struct int21_revectored; + struct target_vm86plus_info_struct vm86plus; +}; + +/* FreeBSD sysarch(2) */ +#define TARGET_FREEBSD_I386_GET_LDT 0 +#define TARGET_FREEBSD_I386_SET_LDT 1 + /* I386_IOPL */ +#define TARGET_FREEBSD_I386_GET_IOPERM 3 +#define TARGET_FREEBSD_I386_SET_IOPERM 4 + /* xxxxx */ +#define TARGET_FREEBSD_I386_VM86 6 +#define TARGET_FREEBSD_I386_GET_FSBASE 7 +#define TARGET_FREEBSD_I386_SET_FSBASE 8 +#define TARGET_FREEBSD_I386_GET_GSBASE 9 +#define TARGET_FREEBSD_I386_SET_GSBASE 10 + + +#define UNAME_MACHINE "i386" + diff --git a/bsd-user/i386/target_signal.h b/bsd-user/i386/target_signal.h new file mode 100644 index 000000000..2ef36d1f9 --- /dev/null +++ b/bsd-user/i386/target_signal.h @@ -0,0 +1,20 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_long ss_flags; + abi_ulong ss_size; +} target_stack_t; + + +static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) +{ + return state->regs[R_ESP]; +} + +#endif /* TARGET_SIGNAL_H */ diff --git a/bsd-user/main.c b/bsd-user/main.c new file mode 100644 index 000000000..095ae8eaa --- /dev/null +++ b/bsd-user/main.c @@ -0,0 +1,1147 @@ +/* + * qemu user main + * + * Copyright (c) 2003-2008 Fabrice Bellard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include <stdlib.h> +#include <stdio.h> +#include <stdarg.h> +#include <string.h> +#include <errno.h> +#include <unistd.h> +#include <machine/trap.h> +#include <sys/types.h> +#include <sys/mman.h> + +#include "qemu.h" +#include "qemu-common.h" +/* For tb_lock */ +#include "cpu.h" +#include "tcg.h" +#include "qemu-timer.h" +#include "envlist.h" + +#define DEBUG_LOGFILE "/tmp/qemu.log" + +int singlestep; +#if defined(CONFIG_USE_GUEST_BASE) +unsigned long mmap_min_addr; +unsigned long guest_base; +int have_guest_base; +unsigned long reserved_va; +#endif + +static const char *interp_prefix = CONFIG_QEMU_INTERP_PREFIX; +const char *qemu_uname_release = CONFIG_UNAME_RELEASE; +extern char **environ; +enum BSDType bsd_type; + +/* XXX: on x86 MAP_GROWSDOWN only works if ESP <= address + 32, so + we allocate a bigger stack. Need a better solution, for example + by remapping the process stack directly at the right place */ +unsigned long x86_stack_size = 512 * 1024; + +void gemu_log(const char *fmt, ...) +{ + va_list ap; + + va_start(ap, fmt); + vfprintf(stderr, fmt, ap); + va_end(ap); +} + +#if defined(TARGET_I386) +int cpu_get_pic_interrupt(CPUX86State *env) +{ + return -1; +} +#endif + +/* These are no-ops because we are not threadsafe. */ +static inline void cpu_exec_start(CPUArchState *env) +{ +} + +static inline void cpu_exec_end(CPUArchState *env) +{ +} + +static inline void start_exclusive(void) +{ +} + +static inline void end_exclusive(void) +{ +} + +void fork_start(void) +{ +} + +void fork_end(int child) +{ + if (child) { + gdbserver_fork(thread_env); + } +} + +void cpu_list_lock(void) +{ +} + +void cpu_list_unlock(void) +{ +} + +#ifdef TARGET_I386 +/***********************************************************/ +/* CPUX86 core interface */ + +void cpu_smm_update(CPUX86State *env) +{ +} + +uint64_t cpu_get_tsc(CPUX86State *env) +{ + return cpu_get_real_ticks(); +} + +static void write_dt(void *ptr, unsigned long addr, unsigned long limit, + int flags) +{ + unsigned int e1, e2; + uint32_t *p; + e1 = (addr << 16) | (limit & 0xffff); + e2 = ((addr >> 16) & 0xff) | (addr & 0xff000000) | (limit & 0x000f0000); + e2 |= flags; + p = ptr; + p[0] = tswap32(e1); + p[1] = tswap32(e2); +} + +static uint64_t *idt_table; +#ifdef TARGET_X86_64 +static void set_gate64(void *ptr, unsigned int type, unsigned int dpl, + uint64_t addr, unsigned int sel) +{ + uint32_t *p, e1, e2; + e1 = (addr & 0xffff) | (sel << 16); + e2 = (addr & 0xffff0000) | 0x8000 | (dpl << 13) | (type << 8); + p = ptr; + p[0] = tswap32(e1); + p[1] = tswap32(e2); + p[2] = tswap32(addr >> 32); + p[3] = 0; +} +/* only dpl matters as we do only user space emulation */ +static void set_idt(int n, unsigned int dpl) +{ + set_gate64(idt_table + n * 2, 0, dpl, 0, 0); +} +#else +static void set_gate(void *ptr, unsigned int type, unsigned int dpl, + uint32_t addr, unsigned int sel) +{ + uint32_t *p, e1, e2; + e1 = (addr & 0xffff) | (sel << 16); + e2 = (addr & 0xffff0000) | 0x8000 | (dpl << 13) | (type << 8); + p = ptr; + p[0] = tswap32(e1); + p[1] = tswap32(e2); +} + +/* only dpl matters as we do only user space emulation */ +static void set_idt(int n, unsigned int dpl) +{ + set_gate(idt_table + n, 0, dpl, 0, 0); +} +#endif + +void cpu_loop(CPUX86State *env) +{ + int trapnr; + abi_ulong pc; + //target_siginfo_t info; + + for(;;) { + trapnr = cpu_x86_exec(env); + switch(trapnr) { + case 0x80: + /* syscall from int $0x80 */ + if (bsd_type == target_freebsd) { + abi_ulong params = (abi_ulong) env->regs[R_ESP] + + sizeof(int32_t); + int32_t syscall_nr = env->regs[R_EAX]; + int32_t arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8; + + if (syscall_nr == TARGET_FREEBSD_NR_syscall) { + get_user_s32(syscall_nr, params); + params += sizeof(int32_t); + } else if (syscall_nr == TARGET_FREEBSD_NR___syscall) { + get_user_s32(syscall_nr, params); + params += sizeof(int64_t); + } + get_user_s32(arg1, params); + params += sizeof(int32_t); + get_user_s32(arg2, params); + params += sizeof(int32_t); + get_user_s32(arg3, params); + params += sizeof(int32_t); + get_user_s32(arg4, params); + params += sizeof(int32_t); + get_user_s32(arg5, params); + params += sizeof(int32_t); + get_user_s32(arg6, params); + params += sizeof(int32_t); + get_user_s32(arg7, params); + params += sizeof(int32_t); + get_user_s32(arg8, params); + env->regs[R_EAX] = do_freebsd_syscall(env, + syscall_nr, + arg1, + arg2, + arg3, + arg4, + arg5, + arg6, + arg7, + arg8); + } else { //if (bsd_type == target_openbsd) + env->regs[R_EAX] = do_openbsd_syscall(env, + env->regs[R_EAX], + env->regs[R_EBX], + env->regs[R_ECX], + env->regs[R_EDX], + env->regs[R_ESI], + env->regs[R_EDI], + env->regs[R_EBP]); + } + if (((abi_ulong)env->regs[R_EAX]) >= (abi_ulong)(-515)) { + env->regs[R_EAX] = -env->regs[R_EAX]; + env->eflags |= CC_C; + } else { + env->eflags &= ~CC_C; + } + break; +#ifndef TARGET_ABI32 + case EXCP_SYSCALL: + /* syscall from syscall instruction */ + if (bsd_type == target_freebsd) + env->regs[R_EAX] = do_freebsd_syscall(env, + env->regs[R_EAX], + env->regs[R_EDI], + env->regs[R_ESI], + env->regs[R_EDX], + env->regs[R_ECX], + env->regs[8], + env->regs[9], 0, 0); + else { //if (bsd_type == target_openbsd) + env->regs[R_EAX] = do_openbsd_syscall(env, + env->regs[R_EAX], + env->regs[R_EDI], + env->regs[R_ESI], + env->regs[R_EDX], + env->regs[10], + env->regs[8], + env->regs[9]); + } + env->eip = env->exception_next_eip; + if (((abi_ulong)env->regs[R_EAX]) >= (abi_ulong)(-515)) { + env->regs[R_EAX] = -env->regs[R_EAX]; + env->eflags |= CC_C; + } else { + env->eflags &= ~CC_C; + } + break; +#endif +#if 0 + case EXCP0B_NOSEG: + case EXCP0C_STACK: + info.si_signo = SIGBUS; + info.si_errno = 0; + info.si_code = TARGET_SI_KERNEL; + info._sifields._sigfault._addr = 0; + queue_signal(env, info.si_signo, &info); + break; + case EXCP0D_GPF: + /* XXX: potential problem if ABI32 */ +#ifndef TARGET_X86_64 + if (env->eflags & VM_MASK) { + handle_vm86_fault(env); + } else +#endif + { + info.si_signo = SIGSEGV; + info.si_errno = 0; + info.si_code = TARGET_SI_KERNEL; + info._sifields._sigfault._addr = 0; + queue_signal(env, info.si_signo, &info); + } + break; + case EXCP0E_PAGE: + info.si_signo = SIGSEGV; + info.si_errno = 0; + if (!(env->error_code & 1)) + info.si_code = TARGET_SEGV_MAPERR; + else + info.si_code = TARGET_SEGV_ACCERR; + info._sifields._sigfault._addr = env->cr[2]; + queue_signal(env, info.si_signo, &info); + break; + case EXCP00_DIVZ: +#ifndef TARGET_X86_64 + if (env->eflags & VM_MASK) { + handle_vm86_trap(env, trapnr); + } else +#endif + { + /* division by zero */ + info.si_signo = SIGFPE; + info.si_errno = 0; + info.si_code = TARGET_FPE_INTDIV; + info._sifields._sigfault._addr = env->eip; + queue_signal(env, info.si_signo, &info); + } + break; + case EXCP01_DB: + case EXCP03_INT3: +#ifndef TARGET_X86_64 + if (env->eflags & VM_MASK) { + handle_vm86_trap(env, trapnr); + } else +#endif + { + info.si_signo = SIGTRAP; + info.si_errno = 0; + if (trapnr == EXCP01_DB) { + info.si_code = TARGET_TRAP_BRKPT; + info._sifields._sigfault._addr = env->eip; + } else { + info.si_code = TARGET_SI_KERNEL; + info._sifields._sigfault._addr = 0; + } + queue_signal(env, info.si_signo, &info); + } + break; + case EXCP04_INTO: + case EXCP05_BOUND: +#ifndef TARGET_X86_64 + if (env->eflags & VM_MASK) { + handle_vm86_trap(env, trapnr); + } else +#endif + { + info.si_signo = SIGSEGV; + info.si_errno = 0; + info.si_code = TARGET_SI_KERNEL; + info._sifields._sigfault._addr = 0; + queue_signal(env, info.si_signo, &info); + } + break; + case EXCP06_ILLOP: + info.si_signo = SIGILL; + info.si_errno = 0; + info.si_code = TARGET_ILL_ILLOPN; + info._sifields._sigfault._addr = env->eip; + queue_signal(env, info.si_signo, &info); + break; +#endif + case EXCP_INTERRUPT: + /* just indicate that signals should be handled asap */ + break; +#if 0 + case EXCP_DEBUG: + { + int sig; + + sig = gdb_handlesig (env, TARGET_SIGTRAP); + if (sig) + { + info.si_signo = sig; + info.si_errno = 0; + info.si_code = TARGET_TRAP_BRKPT; + queue_signal(env, info.si_signo, &info); + } + } + break; +#endif + default: + pc = env->segs[R_CS].base + env->eip; + fprintf(stderr, "qemu: 0x%08lx: unhandled CPU exception 0x%x - aborting\n", + (long)pc, trapnr); + abort(); + } + process_pending_signals(env); + } +} +#endif + +#ifdef TARGET_SPARC +#define SPARC64_STACK_BIAS 2047 + +//#define DEBUG_WIN +/* WARNING: dealing with register windows _is_ complicated. More info + can be found at http://www.sics.se/~psm/sparcstack.html */ +static inline int get_reg_index(CPUSPARCState *env, int cwp, int index) +{ + index = (index + cwp * 16) % (16 * env->nwindows); + /* wrap handling : if cwp is on the last window, then we use the + registers 'after' the end */ + if (index < 8 && env->cwp == env->nwindows - 1) + index += 16 * env->nwindows; + return index; +} + +/* save the register window 'cwp1' */ +static inline void save_window_offset(CPUSPARCState *env, int cwp1) +{ + unsigned int i; + abi_ulong sp_ptr; + + sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; +#ifdef TARGET_SPARC64 + if (sp_ptr & 3) + sp_ptr += SPARC64_STACK_BIAS; +#endif +#if defined(DEBUG_WIN) + printf("win_overflow: sp_ptr=0x" TARGET_ABI_FMT_lx " save_cwp=%d\n", + sp_ptr, cwp1); +#endif + for(i = 0; i < 16; i++) { + /* FIXME - what to do if put_user() fails? */ + put_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr); + sp_ptr += sizeof(abi_ulong); + } +} + +static void save_window(CPUSPARCState *env) +{ +#ifndef TARGET_SPARC64 + unsigned int new_wim; + new_wim = ((env->wim >> 1) | (env->wim << (env->nwindows - 1))) & + ((1LL << env->nwindows) - 1); + save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2)); + env->wim = new_wim; +#else + save_window_offset(env, cpu_cwp_dec(env, env->cwp - 2)); + env->cansave++; + env->canrestore--; +#endif +} + +static void restore_window(CPUSPARCState *env) +{ +#ifndef TARGET_SPARC64 + unsigned int new_wim; +#endif + unsigned int i, cwp1; + abi_ulong sp_ptr; + +#ifndef TARGET_SPARC64 + new_wim = ((env->wim << 1) | (env->wim >> (env->nwindows - 1))) & + ((1LL << env->nwindows) - 1); +#endif + + /* restore the invalid window */ + cwp1 = cpu_cwp_inc(env, env->cwp + 1); + sp_ptr = env->regbase[get_reg_index(env, cwp1, 6)]; +#ifdef TARGET_SPARC64 + if (sp_ptr & 3) + sp_ptr += SPARC64_STACK_BIAS; +#endif +#if defined(DEBUG_WIN) + printf("win_underflow: sp_ptr=0x" TARGET_ABI_FMT_lx " load_cwp=%d\n", + sp_ptr, cwp1); +#endif + for(i = 0; i < 16; i++) { + /* FIXME - what to do if get_user() fails? */ + get_user_ual(env->regbase[get_reg_index(env, cwp1, 8 + i)], sp_ptr); + sp_ptr += sizeof(abi_ulong); + } +#ifdef TARGET_SPARC64 + env->canrestore++; + if (env->cleanwin < env->nwindows - 1) + env->cleanwin++; + env->cansave--; +#else + env->wim = new_wim; +#endif +} + +static void flush_windows(CPUSPARCState *env) +{ + int offset, cwp1; + + offset = 1; + for(;;) { + /* if restore would invoke restore_window(), then we can stop */ + cwp1 = cpu_cwp_inc(env, env->cwp + offset); +#ifndef TARGET_SPARC64 + if (env->wim & (1 << cwp1)) + break; +#else + if (env->canrestore == 0) + break; + env->cansave++; + env->canrestore--; +#endif + save_window_offset(env, cwp1); + offset++; + } + cwp1 = cpu_cwp_inc(env, env->cwp + 1); +#ifndef TARGET_SPARC64 + /* set wim so that restore will reload the registers */ + env->wim = 1 << cwp1; +#endif +#if defined(DEBUG_WIN) + printf("flush_windows: nb=%d\n", offset - 1); +#endif +} + +void cpu_loop(CPUSPARCState *env) +{ + int trapnr, ret, syscall_nr; + //target_siginfo_t info; + + while (1) { + trapnr = cpu_sparc_exec (env); + + switch (trapnr) { +#ifndef TARGET_SPARC64 + case 0x80: +#else + /* FreeBSD uses 0x141 for syscalls too */ + case 0x141: + if (bsd_type != target_freebsd) + goto badtrap; + case 0x100: +#endif + syscall_nr = env->gregs[1]; + if (bsd_type == target_freebsd) + ret = do_freebsd_syscall(env, syscall_nr, + env->regwptr[0], env->regwptr[1], + env->regwptr[2], env->regwptr[3], + env->regwptr[4], env->regwptr[5], 0, 0); + else if (bsd_type == target_netbsd) + ret = do_netbsd_syscall(env, syscall_nr, + env->regwptr[0], env->regwptr[1], + env->regwptr[2], env->regwptr[3], + env->regwptr[4], env->regwptr[5]); + else { //if (bsd_type == target_openbsd) +#if defined(TARGET_SPARC64) + syscall_nr &= ~(TARGET_OPENBSD_SYSCALL_G7RFLAG | + TARGET_OPENBSD_SYSCALL_G2RFLAG); +#endif + ret = do_openbsd_syscall(env, syscall_nr, + env->regwptr[0], env->regwptr[1], + env->regwptr[2], env->regwptr[3], + env->regwptr[4], env->regwptr[5]); + } + if ((unsigned int)ret >= (unsigned int)(-515)) { + ret = -ret; +#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) + env->xcc |= PSR_CARRY; +#else + env->psr |= PSR_CARRY; +#endif + } else { +#if defined(TARGET_SPARC64) && !defined(TARGET_ABI32) + env->xcc &= ~PSR_CARRY; +#else + env->psr &= ~PSR_CARRY; +#endif + } + env->regwptr[0] = ret; + /* next instruction */ +#if defined(TARGET_SPARC64) + if (bsd_type == target_openbsd && + env->gregs[1] & TARGET_OPENBSD_SYSCALL_G2RFLAG) { + env->pc = env->gregs[2]; + env->npc = env->pc + 4; + } else if (bsd_type == target_openbsd && + env->gregs[1] & TARGET_OPENBSD_SYSCALL_G7RFLAG) { + env->pc = env->gregs[7]; + env->npc = env->pc + 4; + } else { + env->pc = env->npc; + env->npc = env->npc + 4; + } +#else + env->pc = env->npc; + env->npc = env->npc + 4; +#endif + break; + case 0x83: /* flush windows */ +#ifdef TARGET_ABI32 + case 0x103: +#endif + flush_windows(env); + /* next instruction */ + env->pc = env->npc; + env->npc = env->npc + 4; + break; +#ifndef TARGET_SPARC64 + case TT_WIN_OVF: /* window overflow */ + save_window(env); + break; + case TT_WIN_UNF: /* window underflow */ + restore_window(env); + break; + case TT_TFAULT: + case TT_DFAULT: +#if 0 + { + info.si_signo = SIGSEGV; + info.si_errno = 0; + /* XXX: check env->error_code */ + info.si_code = TARGET_SEGV_MAPERR; + info._sifields._sigfault._addr = env->mmuregs[4]; + queue_signal(env, info.si_signo, &info); + } +#endif + break; +#else + case TT_SPILL: /* window overflow */ + save_window(env); + break; + case TT_FILL: /* window underflow */ + restore_window(env); + break; + case TT_TFAULT: + case TT_DFAULT: +#if 0 + { + info.si_signo = SIGSEGV; + info.si_errno = 0; + /* XXX: check env->error_code */ + info.si_code = TARGET_SEGV_MAPERR; + if (trapnr == TT_DFAULT) + info._sifields._sigfault._addr = env->dmmuregs[4]; + else + info._sifields._sigfault._addr = env->tsptr->tpc; + //queue_signal(env, info.si_signo, &info); + } +#endif + break; +#endif + case EXCP_INTERRUPT: + /* just indicate that signals should be handled asap */ + break; + case EXCP_DEBUG: + { + int sig; + + sig = gdb_handlesig (env, TARGET_SIGTRAP); +#if 0 + if (sig) + { + info.si_signo = sig; + info.si_errno = 0; + info.si_code = TARGET_TRAP_BRKPT; + //queue_signal(env, info.si_signo, &info); + } +#endif + } + break; + default: +#ifdef TARGET_SPARC64 + badtrap: +#endif + printf ("Unhandled trap: 0x%x\n", trapnr); + cpu_dump_state(env, stderr, fprintf, 0); + exit (1); + } + process_pending_signals (env); + } +} + +#endif + +static void usage(void) +{ + printf("qemu-" TARGET_ARCH " version " QEMU_VERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n" + "usage: qemu-" TARGET_ARCH " [options] program [arguments...]\n" + "BSD CPU emulator (compiled for %s emulation)\n" + "\n" + "Standard options:\n" + "-h print this help\n" + "-g port wait gdb connection to port\n" + "-L path set the elf interpreter prefix (default=%s)\n" + "-s size set the stack size in bytes (default=%ld)\n" + "-cpu model select CPU (-cpu help for list)\n" + "-drop-ld-preload drop LD_PRELOAD for target process\n" + "-E var=value sets/modifies targets environment variable(s)\n" + "-U var unsets targets environment variable(s)\n" +#if defined(CONFIG_USE_GUEST_BASE) + "-B address set guest_base address to address\n" +#endif + "-bsd type select emulated BSD type FreeBSD/NetBSD/OpenBSD (default)\n" + "\n" + "Debug options:\n" + "-d options activate log (default logfile=%s)\n" + "-D logfile override default logfile location\n" + "-p pagesize set the host page size to 'pagesize'\n" + "-singlestep always run in singlestep mode\n" + "-strace log system calls\n" + "\n" + "Environment variables:\n" + "QEMU_STRACE Print system calls and arguments similar to the\n" + " 'strace' program. Enable by setting to any value.\n" + "You can use -E and -U options to set/unset environment variables\n" + "for target process. It is possible to provide several variables\n" + "by repeating the option. For example:\n" + " -E var1=val2 -E var2=val2 -U LD_PRELOAD -U LD_DEBUG\n" + "Note that if you provide several changes to single variable\n" + "last change will stay in effect.\n" + , + TARGET_ARCH, + interp_prefix, + x86_stack_size, + DEBUG_LOGFILE); + exit(1); +} + +THREAD CPUArchState *thread_env; + +/* Assumes contents are already zeroed. */ +void init_task_state(TaskState *ts) +{ + int i; + + ts->used = 1; + ts->first_free = ts->sigqueue_table; + for (i = 0; i < MAX_SIGQUEUE_SIZE - 1; i++) { + ts->sigqueue_table[i].next = &ts->sigqueue_table[i + 1]; + } + ts->sigqueue_table[i].next = NULL; +} + +int main(int argc, char **argv) +{ + const char *filename; + const char *cpu_model; + const char *log_file = DEBUG_LOGFILE; + const char *log_mask = NULL; + struct target_pt_regs regs1, *regs = ®s1; + struct image_info info1, *info = &info1; + TaskState ts1, *ts = &ts1; + CPUArchState *env; + int optind; + const char *r; + int gdbstub_port = 0; + char **target_environ, **wrk; + envlist_t *envlist = NULL; + bsd_type = target_openbsd; + + if (argc <= 1) + usage(); + + module_call_init(MODULE_INIT_QOM); + + if ((envlist = envlist_create()) == NULL) { + (void) fprintf(stderr, "Unable to allocate envlist\n"); + exit(1); + } + + /* add current environment into the list */ + for (wrk = environ; *wrk != NULL; wrk++) { + (void) envlist_setenv(envlist, *wrk); + } + + cpu_model = NULL; +#if defined(cpudef_setup) + cpudef_setup(); /* parse cpu definitions in target config file (TBD) */ +#endif + + optind = 1; + for(;;) { + if (optind >= argc) + break; + r = argv[optind]; + if (r[0] != '-') + break; + optind++; + r++; + if (!strcmp(r, "-")) { + break; + } else if (!strcmp(r, "d")) { + if (optind >= argc) { + break; + } + log_mask = argv[optind++]; + } else if (!strcmp(r, "D")) { + if (optind >= argc) { + break; + } + log_file = argv[optind++]; + } else if (!strcmp(r, "E")) { + r = argv[optind++]; + if (envlist_setenv(envlist, r) != 0) + usage(); + } else if (!strcmp(r, "ignore-environment")) { + envlist_free(envlist); + if ((envlist = envlist_create()) == NULL) { + (void) fprintf(stderr, "Unable to allocate envlist\n"); + exit(1); + } + } else if (!strcmp(r, "U")) { + r = argv[optind++]; + if (envlist_unsetenv(envlist, r) != 0) + usage(); + } else if (!strcmp(r, "s")) { + r = argv[optind++]; + x86_stack_size = strtol(r, (char **)&r, 0); + if (x86_stack_size <= 0) + usage(); + if (*r == 'M') + x86_stack_size *= 1024 * 1024; + else if (*r == 'k' || *r == 'K') + x86_stack_size *= 1024; + } else if (!strcmp(r, "L")) { + interp_prefix = argv[optind++]; + } else if (!strcmp(r, "p")) { + qemu_host_page_size = atoi(argv[optind++]); + if (qemu_host_page_size == 0 || + (qemu_host_page_size & (qemu_host_page_size - 1)) != 0) { + fprintf(stderr, "page size must be a power of two\n"); + exit(1); + } + } else if (!strcmp(r, "g")) { + gdbstub_port = atoi(argv[optind++]); + } else if (!strcmp(r, "r")) { + qemu_uname_release = argv[optind++]; + } else if (!strcmp(r, "cpu")) { + cpu_model = argv[optind++]; + if (is_help_option(cpu_model)) { +/* XXX: implement xxx_cpu_list for targets that still miss it */ +#if defined(cpu_list) + cpu_list(stdout, &fprintf); +#endif + exit(1); + } +#if defined(CONFIG_USE_GUEST_BASE) + } else if (!strcmp(r, "B")) { + guest_base = strtol(argv[optind++], NULL, 0); + have_guest_base = 1; +#endif + } else if (!strcmp(r, "drop-ld-preload")) { + (void) envlist_unsetenv(envlist, "LD_PRELOAD"); + } else if (!strcmp(r, "bsd")) { + if (!strcasecmp(argv[optind], "freebsd")) { + bsd_type = target_freebsd; + } else if (!strcasecmp(argv[optind], "netbsd")) { + bsd_type = target_netbsd; + } else if (!strcasecmp(argv[optind], "openbsd")) { + bsd_type = target_openbsd; + } else { + usage(); + } + optind++; + } else if (!strcmp(r, "singlestep")) { + singlestep = 1; + } else if (!strcmp(r, "strace")) { + do_strace = 1; + } else + { + usage(); + } + } + + /* init debug */ + cpu_set_log_filename(log_file); + if (log_mask) { + int mask; + const CPULogItem *item; + + mask = cpu_str_to_log_mask(log_mask); + if (!mask) { + printf("Log items (comma separated):\n"); + for (item = cpu_log_items; item->mask != 0; item++) { + printf("%-10s %s\n", item->name, item->help); + } + exit(1); + } + cpu_set_log(mask); + } + + if (optind >= argc) { + usage(); + } + filename = argv[optind]; + + /* Zero out regs */ + memset(regs, 0, sizeof(struct target_pt_regs)); + + /* Zero out image_info */ + memset(info, 0, sizeof(struct image_info)); + + /* Scan interp_prefix dir for replacement files. */ + init_paths(interp_prefix); + + if (cpu_model == NULL) { +#if defined(TARGET_I386) +#ifdef TARGET_X86_64 + cpu_model = "qemu64"; +#else + cpu_model = "qemu32"; +#endif +#elif defined(TARGET_SPARC) +#ifdef TARGET_SPARC64 + cpu_model = "TI UltraSparc II"; +#else + cpu_model = "Fujitsu MB86904"; +#endif +#else + cpu_model = "any"; +#endif + } + tcg_exec_init(0); + cpu_exec_init_all(); + /* NOTE: we need to init the CPU at this stage to get + qemu_host_page_size */ + env = cpu_init(cpu_model); + if (!env) { + fprintf(stderr, "Unable to find CPU definition\n"); + exit(1); + } +#if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) + cpu_reset(ENV_GET_CPU(env)); +#endif + thread_env = env; + + if (getenv("QEMU_STRACE")) { + do_strace = 1; + } + + target_environ = envlist_to_environ(envlist, NULL); + envlist_free(envlist); + +#if defined(CONFIG_USE_GUEST_BASE) + /* + * Now that page sizes are configured in cpu_init() we can do + * proper page alignment for guest_base. + */ + guest_base = HOST_PAGE_ALIGN(guest_base); + + /* + * Read in mmap_min_addr kernel parameter. This value is used + * When loading the ELF image to determine whether guest_base + * is needed. + * + * When user has explicitly set the quest base, we skip this + * test. + */ + if (!have_guest_base) { + FILE *fp; + + if ((fp = fopen("/proc/sys/vm/mmap_min_addr", "r")) != NULL) { + unsigned long tmp; + if (fscanf(fp, "%lu", &tmp) == 1) { + mmap_min_addr = tmp; + qemu_log("host mmap_min_addr=0x%lx\n", mmap_min_addr); + } + fclose(fp); + } + } +#endif /* CONFIG_USE_GUEST_BASE */ + + if (loader_exec(filename, argv+optind, target_environ, regs, info) != 0) { + printf("Error loading %s\n", filename); + _exit(1); + } + + for (wrk = target_environ; *wrk; wrk++) { + free(*wrk); + } + + free(target_environ); + + if (qemu_log_enabled()) { +#if defined(CONFIG_USE_GUEST_BASE) + qemu_log("guest_base 0x%lx\n", guest_base); +#endif + log_page_dump(); + + qemu_log("start_brk 0x" TARGET_ABI_FMT_lx "\n", info->start_brk); + qemu_log("end_code 0x" TARGET_ABI_FMT_lx "\n", info->end_code); + qemu_log("start_code 0x" TARGET_ABI_FMT_lx "\n", + info->start_code); + qemu_log("start_data 0x" TARGET_ABI_FMT_lx "\n", + info->start_data); + qemu_log("end_data 0x" TARGET_ABI_FMT_lx "\n", info->end_data); + qemu_log("start_stack 0x" TARGET_ABI_FMT_lx "\n", + info->start_stack); + qemu_log("brk 0x" TARGET_ABI_FMT_lx "\n", info->brk); + qemu_log("entry 0x" TARGET_ABI_FMT_lx "\n", info->entry); + } + + target_set_brk(info->brk); + syscall_init(); + signal_init(); + +#if defined(CONFIG_USE_GUEST_BASE) + /* Now that we've loaded the binary, GUEST_BASE is fixed. Delay + generating the prologue until now so that the prologue can take + the real value of GUEST_BASE into account. */ + tcg_prologue_init(&tcg_ctx); +#endif + + /* build Task State */ + memset(ts, 0, sizeof(TaskState)); + init_task_state(ts); + ts->info = info; + env->opaque = ts; + +#if defined(TARGET_I386) + cpu_x86_set_cpl(env, 3); + + env->cr[0] = CR0_PG_MASK | CR0_WP_MASK | CR0_PE_MASK; + env->hflags |= HF_PE_MASK; + if (env->cpuid_features & CPUID_SSE) { + env->cr[4] |= CR4_OSFXSR_MASK; + env->hflags |= HF_OSFXSR_MASK; + } +#ifndef TARGET_ABI32 + /* enable 64 bit mode if possible */ + if (!(env->cpuid_ext2_features & CPUID_EXT2_LM)) { + fprintf(stderr, "The selected x86 CPU does not support 64 bit mode\n"); + exit(1); + } + env->cr[4] |= CR4_PAE_MASK; + env->efer |= MSR_EFER_LMA | MSR_EFER_LME; + env->hflags |= HF_LMA_MASK; +#endif + + /* flags setup : we activate the IRQs by default as in user mode */ + env->eflags |= IF_MASK; + + /* linux register setup */ +#ifndef TARGET_ABI32 + env->regs[R_EAX] = regs->rax; + env->regs[R_EBX] = regs->rbx; + env->regs[R_ECX] = regs->rcx; + env->regs[R_EDX] = regs->rdx; + env->regs[R_ESI] = regs->rsi; + env->regs[R_EDI] = regs->rdi; + env->regs[R_EBP] = regs->rbp; + env->regs[R_ESP] = regs->rsp; + env->eip = regs->rip; +#else + env->regs[R_EAX] = regs->eax; + env->regs[R_EBX] = regs->ebx; + env->regs[R_ECX] = regs->ecx; + env->regs[R_EDX] = regs->edx; + env->regs[R_ESI] = regs->esi; + env->regs[R_EDI] = regs->edi; + env->regs[R_EBP] = regs->ebp; + env->regs[R_ESP] = regs->esp; + env->eip = regs->eip; +#endif + + /* linux interrupt setup */ +#ifndef TARGET_ABI32 + env->idt.limit = 511; +#else + env->idt.limit = 255; +#endif + env->idt.base = target_mmap(0, sizeof(uint64_t) * (env->idt.limit + 1), + PROT_READ|PROT_WRITE, + MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); + idt_table = g2h(env->idt.base); + set_idt(0, 0); + set_idt(1, 0); + set_idt(2, 0); + set_idt(3, 3); + set_idt(4, 3); + set_idt(5, 0); + set_idt(6, 0); + set_idt(7, 0); + set_idt(8, 0); + set_idt(9, 0); + set_idt(10, 0); + set_idt(11, 0); + set_idt(12, 0); + set_idt(13, 0); + set_idt(14, 0); + set_idt(15, 0); + set_idt(16, 0); + set_idt(17, 0); + set_idt(18, 0); + set_idt(19, 0); + set_idt(0x80, 3); + + /* linux segment setup */ + { + uint64_t *gdt_table; + env->gdt.base = target_mmap(0, sizeof(uint64_t) * TARGET_GDT_ENTRIES, + PROT_READ|PROT_WRITE, + MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); + env->gdt.limit = sizeof(uint64_t) * TARGET_GDT_ENTRIES - 1; + gdt_table = g2h(env->gdt.base); +#ifdef TARGET_ABI32 + write_dt(&gdt_table[__USER_CS >> 3], 0, 0xfffff, + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + (3 << DESC_DPL_SHIFT) | (0xa << DESC_TYPE_SHIFT)); +#else + /* 64 bit code segment */ + write_dt(&gdt_table[__USER_CS >> 3], 0, 0xfffff, + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + DESC_L_MASK | + (3 << DESC_DPL_SHIFT) | (0xa << DESC_TYPE_SHIFT)); +#endif + write_dt(&gdt_table[__USER_DS >> 3], 0, 0xfffff, + DESC_G_MASK | DESC_B_MASK | DESC_P_MASK | DESC_S_MASK | + (3 << DESC_DPL_SHIFT) | (0x2 << DESC_TYPE_SHIFT)); + } + + cpu_x86_load_seg(env, R_CS, __USER_CS); + cpu_x86_load_seg(env, R_SS, __USER_DS); +#ifdef TARGET_ABI32 + cpu_x86_load_seg(env, R_DS, __USER_DS); + cpu_x86_load_seg(env, R_ES, __USER_DS); + cpu_x86_load_seg(env, R_FS, __USER_DS); + cpu_x86_load_seg(env, R_GS, __USER_DS); + /* This hack makes Wine work... */ + env->segs[R_FS].selector = 0; +#else + cpu_x86_load_seg(env, R_DS, 0); + cpu_x86_load_seg(env, R_ES, 0); + cpu_x86_load_seg(env, R_FS, 0); + cpu_x86_load_seg(env, R_GS, 0); +#endif +#elif defined(TARGET_SPARC) + { + int i; + env->pc = regs->pc; + env->npc = regs->npc; + env->y = regs->y; + for(i = 0; i < 8; i++) + env->gregs[i] = regs->u_regs[i]; + for(i = 0; i < 8; i++) + env->regwptr[i] = regs->u_regs[i + 8]; + } +#else +#error unsupported target CPU +#endif + + if (gdbstub_port) { + gdbserver_start (gdbstub_port); + gdb_handlesig(env, 0); + } + cpu_loop(env); + /* never exits */ + return 0; +} diff --git a/bsd-user/mmap.c b/bsd-user/mmap.c new file mode 100644 index 000000000..5d6cffc45 --- /dev/null +++ b/bsd-user/mmap.c @@ -0,0 +1,559 @@ +/* + * mmap support for qemu + * + * Copyright (c) 2003 - 2008 Fabrice Bellard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include <stdlib.h> +#include <stdio.h> +#include <stdarg.h> +#include <string.h> +#include <unistd.h> +#include <errno.h> +#include <sys/mman.h> + +#include "qemu.h" +#include "qemu-common.h" +#include "bsd-mman.h" + +//#define DEBUG_MMAP + +#if defined(CONFIG_USE_NPTL) +pthread_mutex_t mmap_mutex; +static int __thread mmap_lock_count; + +void mmap_lock(void) +{ + if (mmap_lock_count++ == 0) { + pthread_mutex_lock(&mmap_mutex); + } +} + +void mmap_unlock(void) +{ + if (--mmap_lock_count == 0) { + pthread_mutex_unlock(&mmap_mutex); + } +} + +/* Grab lock to make sure things are in a consistent state after fork(). */ +void mmap_fork_start(void) +{ + if (mmap_lock_count) + abort(); + pthread_mutex_lock(&mmap_mutex); +} + +void mmap_fork_end(int child) +{ + if (child) + pthread_mutex_init(&mmap_mutex, NULL); + else + pthread_mutex_unlock(&mmap_mutex); +} +#else +/* We aren't threadsafe to start with, so no need to worry about locking. */ +void mmap_lock(void) +{ +} + +void mmap_unlock(void) +{ +} +#endif + +void *qemu_vmalloc(size_t size) +{ + void *p; + mmap_lock(); + /* Use map and mark the pages as used. */ + p = mmap(NULL, size, PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANON, -1, 0); + + if (h2g_valid(p)) { + /* Allocated region overlaps guest address space. + This may recurse. */ + abi_ulong addr = h2g(p); + page_set_flags(addr & TARGET_PAGE_MASK, TARGET_PAGE_ALIGN(addr + size), + PAGE_RESERVED); + } + + mmap_unlock(); + return p; +} + +void *g_malloc(size_t size) +{ + char * p; + size += 16; + p = qemu_vmalloc(size); + *(size_t *)p = size; + return p + 16; +} + +/* We use map, which is always zero initialized. */ +void * g_malloc0(size_t size) +{ + return g_malloc(size); +} + +void g_free(void *ptr) +{ + /* FIXME: We should unmark the reserved pages here. However this gets + complicated when one target page spans multiple host pages, so we + don't bother. */ + size_t *p; + p = (size_t *)((char *)ptr - 16); + munmap(p, *p); +} + +void *g_realloc(void *ptr, size_t size) +{ + size_t old_size, copy; + void *new_ptr; + + if (!ptr) + return g_malloc(size); + old_size = *(size_t *)((char *)ptr - 16); + copy = old_size < size ? old_size : size; + new_ptr = g_malloc(size); + memcpy(new_ptr, ptr, copy); + g_free(ptr); + return new_ptr; +} + +/* NOTE: all the constants are the HOST ones, but addresses are target. */ +int target_mprotect(abi_ulong start, abi_ulong len, int prot) +{ + abi_ulong end, host_start, host_end, addr; + int prot1, ret; + +#ifdef DEBUG_MMAP + printf("mprotect: start=0x" TARGET_FMT_lx + " len=0x" TARGET_FMT_lx " prot=%c%c%c\n", start, len, + prot & PROT_READ ? 'r' : '-', + prot & PROT_WRITE ? 'w' : '-', + prot & PROT_EXEC ? 'x' : '-'); +#endif + + if ((start & ~TARGET_PAGE_MASK) != 0) + return -EINVAL; + len = TARGET_PAGE_ALIGN(len); + end = start + len; + if (end < start) + return -EINVAL; + prot &= PROT_READ | PROT_WRITE | PROT_EXEC; + if (len == 0) + return 0; + + mmap_lock(); + host_start = start & qemu_host_page_mask; + host_end = HOST_PAGE_ALIGN(end); + if (start > host_start) { + /* handle host page containing start */ + prot1 = prot; + for(addr = host_start; addr < start; addr += TARGET_PAGE_SIZE) { + prot1 |= page_get_flags(addr); + } + if (host_end == host_start + qemu_host_page_size) { + for(addr = end; addr < host_end; addr += TARGET_PAGE_SIZE) { + prot1 |= page_get_flags(addr); + } + end = host_end; + } + ret = mprotect(g2h(host_start), qemu_host_page_size, prot1 & PAGE_BITS); + if (ret != 0) + goto error; + host_start += qemu_host_page_size; + } + if (end < host_end) { + prot1 = prot; + for(addr = end; addr < host_end; addr += TARGET_PAGE_SIZE) { + prot1 |= page_get_flags(addr); + } + ret = mprotect(g2h(host_end - qemu_host_page_size), qemu_host_page_size, + prot1 & PAGE_BITS); + if (ret != 0) + goto error; + host_end -= qemu_host_page_size; + } + + /* handle the pages in the middle */ + if (host_start < host_end) { + ret = mprotect(g2h(host_start), host_end - host_start, prot); + if (ret != 0) + goto error; + } + page_set_flags(start, start + len, prot | PAGE_VALID); + mmap_unlock(); + return 0; +error: + mmap_unlock(); + return ret; +} + +/* map an incomplete host page */ +static int mmap_frag(abi_ulong real_start, + abi_ulong start, abi_ulong end, + int prot, int flags, int fd, abi_ulong offset) +{ + abi_ulong real_end, addr; + void *host_start; + int prot1, prot_new; + + real_end = real_start + qemu_host_page_size; + host_start = g2h(real_start); + + /* get the protection of the target pages outside the mapping */ + prot1 = 0; + for(addr = real_start; addr < real_end; addr++) { + if (addr < start || addr >= end) + prot1 |= page_get_flags(addr); + } + + if (prot1 == 0) { + /* no page was there, so we allocate one */ + void *p = mmap(host_start, qemu_host_page_size, prot, + flags | MAP_ANON, -1, 0); + if (p == MAP_FAILED) + return -1; + prot1 = prot; + } + prot1 &= PAGE_BITS; + + prot_new = prot | prot1; + if (!(flags & MAP_ANON)) { + /* msync() won't work here, so we return an error if write is + possible while it is a shared mapping */ + if ((flags & TARGET_BSD_MAP_FLAGMASK) == MAP_SHARED && + (prot & PROT_WRITE)) + return -1; + + /* adjust protection to be able to read */ + if (!(prot1 & PROT_WRITE)) + mprotect(host_start, qemu_host_page_size, prot1 | PROT_WRITE); + + /* read the corresponding file data */ + pread(fd, g2h(start), end - start, offset); + + /* put final protection */ + if (prot_new != (prot1 | PROT_WRITE)) + mprotect(host_start, qemu_host_page_size, prot_new); + } else { + /* just update the protection */ + if (prot_new != prot1) { + mprotect(host_start, qemu_host_page_size, prot_new); + } + } + return 0; +} + +#if defined(__CYGWIN__) +/* Cygwin doesn't have a whole lot of address space. */ +static abi_ulong mmap_next_start = 0x18000000; +#else +static abi_ulong mmap_next_start = 0x40000000; +#endif + +unsigned long last_brk; + +/* find a free memory area of size 'size'. The search starts at + 'start'. If 'start' == 0, then a default start address is used. + Return -1 if error. +*/ +/* page_init() marks pages used by the host as reserved to be sure not + to use them. */ +static abi_ulong mmap_find_vma(abi_ulong start, abi_ulong size) +{ + abi_ulong addr, addr1, addr_start; + int prot; + unsigned long new_brk; + + new_brk = (unsigned long)sbrk(0); + if (last_brk && last_brk < new_brk && last_brk == (target_ulong)last_brk) { + /* This is a hack to catch the host allocating memory with brk(). + If it uses mmap then we loose. + FIXME: We really want to avoid the host allocating memory in + the first place, and maybe leave some slack to avoid switching + to mmap. */ + page_set_flags(last_brk & TARGET_PAGE_MASK, + TARGET_PAGE_ALIGN(new_brk), + PAGE_RESERVED); + } + last_brk = new_brk; + + size = HOST_PAGE_ALIGN(size); + start = start & qemu_host_page_mask; + addr = start; + if (addr == 0) + addr = mmap_next_start; + addr_start = addr; + for(;;) { + prot = 0; + for(addr1 = addr; addr1 < (addr + size); addr1 += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr1); + } + if (prot == 0) + break; + addr += qemu_host_page_size; + /* we found nothing */ + if (addr == addr_start) + return (abi_ulong)-1; + } + if (start == 0) + mmap_next_start = addr + size; + return addr; +} + +/* NOTE: all the constants are the HOST ones */ +abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, + int flags, int fd, abi_ulong offset) +{ + abi_ulong ret, end, real_start, real_end, retaddr, host_offset, host_len; + unsigned long host_start; + + mmap_lock(); +#ifdef DEBUG_MMAP + { + printf("mmap: start=0x" TARGET_FMT_lx + " len=0x" TARGET_FMT_lx " prot=%c%c%c flags=", + start, len, + prot & PROT_READ ? 'r' : '-', + prot & PROT_WRITE ? 'w' : '-', + prot & PROT_EXEC ? 'x' : '-'); + if (flags & MAP_FIXED) + printf("MAP_FIXED "); + if (flags & MAP_ANON) + printf("MAP_ANON "); + switch(flags & TARGET_BSD_MAP_FLAGMASK) { + case MAP_PRIVATE: + printf("MAP_PRIVATE "); + break; + case MAP_SHARED: + printf("MAP_SHARED "); + break; + default: + printf("[MAP_FLAGMASK=0x%x] ", flags & TARGET_BSD_MAP_FLAGMASK); + break; + } + printf("fd=%d offset=" TARGET_FMT_lx "\n", fd, offset); + } +#endif + + if (offset & ~TARGET_PAGE_MASK) { + errno = EINVAL; + goto fail; + } + + len = TARGET_PAGE_ALIGN(len); + if (len == 0) + goto the_end; + real_start = start & qemu_host_page_mask; + + if (!(flags & MAP_FIXED)) { + abi_ulong mmap_start; + void *p; + host_offset = offset & qemu_host_page_mask; + host_len = len + offset - host_offset; + host_len = HOST_PAGE_ALIGN(host_len); + mmap_start = mmap_find_vma(real_start, host_len); + if (mmap_start == (abi_ulong)-1) { + errno = ENOMEM; + goto fail; + } + /* Note: we prefer to control the mapping address. It is + especially important if qemu_host_page_size > + qemu_real_host_page_size */ + p = mmap(g2h(mmap_start), + host_len, prot, flags | MAP_FIXED, fd, host_offset); + if (p == MAP_FAILED) + goto fail; + /* update start so that it points to the file position at 'offset' */ + host_start = (unsigned long)p; + if (!(flags & MAP_ANON)) + host_start += offset - host_offset; + start = h2g(host_start); + } else { + int flg; + target_ulong addr; + + if (start & ~TARGET_PAGE_MASK) { + errno = EINVAL; + goto fail; + } + end = start + len; + real_end = HOST_PAGE_ALIGN(end); + + for(addr = real_start; addr < real_end; addr += TARGET_PAGE_SIZE) { + flg = page_get_flags(addr); + if (flg & PAGE_RESERVED) { + errno = ENXIO; + goto fail; + } + } + + /* worst case: we cannot map the file because the offset is not + aligned, so we read it */ + if (!(flags & MAP_ANON) && + (offset & ~qemu_host_page_mask) != (start & ~qemu_host_page_mask)) { + /* msync() won't work here, so we return an error if write is + possible while it is a shared mapping */ + if ((flags & TARGET_BSD_MAP_FLAGMASK) == MAP_SHARED && + (prot & PROT_WRITE)) { + errno = EINVAL; + goto fail; + } + retaddr = target_mmap(start, len, prot | PROT_WRITE, + MAP_FIXED | MAP_PRIVATE | MAP_ANON, + -1, 0); + if (retaddr == -1) + goto fail; + pread(fd, g2h(start), len, offset); + if (!(prot & PROT_WRITE)) { + ret = target_mprotect(start, len, prot); + if (ret != 0) { + start = ret; + goto the_end; + } + } + goto the_end; + } + + /* handle the start of the mapping */ + if (start > real_start) { + if (real_end == real_start + qemu_host_page_size) { + /* one single host page */ + ret = mmap_frag(real_start, start, end, + prot, flags, fd, offset); + if (ret == -1) + goto fail; + goto the_end1; + } + ret = mmap_frag(real_start, start, real_start + qemu_host_page_size, + prot, flags, fd, offset); + if (ret == -1) + goto fail; + real_start += qemu_host_page_size; + } + /* handle the end of the mapping */ + if (end < real_end) { + ret = mmap_frag(real_end - qemu_host_page_size, + real_end - qemu_host_page_size, real_end, + prot, flags, fd, + offset + real_end - qemu_host_page_size - start); + if (ret == -1) + goto fail; + real_end -= qemu_host_page_size; + } + + /* map the middle (easier) */ + if (real_start < real_end) { + void *p; + unsigned long offset1; + if (flags & MAP_ANON) + offset1 = 0; + else + offset1 = offset + real_start - start; + p = mmap(g2h(real_start), real_end - real_start, + prot, flags, fd, offset1); + if (p == MAP_FAILED) + goto fail; + } + } + the_end1: + page_set_flags(start, start + len, prot | PAGE_VALID); + the_end: +#ifdef DEBUG_MMAP + printf("ret=0x" TARGET_FMT_lx "\n", start); + page_dump(stdout); + printf("\n"); +#endif + mmap_unlock(); + return start; +fail: + mmap_unlock(); + return -1; +} + +int target_munmap(abi_ulong start, abi_ulong len) +{ + abi_ulong end, real_start, real_end, addr; + int prot, ret; + +#ifdef DEBUG_MMAP + printf("munmap: start=0x%lx len=0x%lx\n", start, len); +#endif + if (start & ~TARGET_PAGE_MASK) + return -EINVAL; + len = TARGET_PAGE_ALIGN(len); + if (len == 0) + return -EINVAL; + mmap_lock(); + end = start + len; + real_start = start & qemu_host_page_mask; + real_end = HOST_PAGE_ALIGN(end); + + if (start > real_start) { + /* handle host page containing start */ + prot = 0; + for(addr = real_start; addr < start; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + if (real_end == real_start + qemu_host_page_size) { + for(addr = end; addr < real_end; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + end = real_end; + } + if (prot != 0) + real_start += qemu_host_page_size; + } + if (end < real_end) { + prot = 0; + for(addr = end; addr < real_end; addr += TARGET_PAGE_SIZE) { + prot |= page_get_flags(addr); + } + if (prot != 0) + real_end -= qemu_host_page_size; + } + + ret = 0; + /* unmap what we can */ + if (real_start < real_end) { + ret = munmap(g2h(real_start), real_end - real_start); + } + + if (ret == 0) + page_set_flags(start, start + len, 0); + mmap_unlock(); + return ret; +} + +int target_msync(abi_ulong start, abi_ulong len, int flags) +{ + abi_ulong end; + + if (start & ~TARGET_PAGE_MASK) + return -EINVAL; + len = TARGET_PAGE_ALIGN(len); + end = start + len; + if (end < start) + return -EINVAL; + if (end == start) + return 0; + + start &= qemu_host_page_mask; + return msync(g2h(start), end - start, flags); +} diff --git a/bsd-user/netbsd/strace.list b/bsd-user/netbsd/strace.list new file mode 100644 index 000000000..5609d70d6 --- /dev/null +++ b/bsd-user/netbsd/strace.list @@ -0,0 +1,145 @@ +{ TARGET_NETBSD_NR___getcwd, "__getcwd", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR___syscall, "__syscall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR___sysctl, "__sysctl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_accept, "accept", "%s(%d,%#x,%#x)", NULL, NULL }, +{ TARGET_NETBSD_NR_access, "access", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_acct, "acct", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_adjtime, "adjtime", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_bind, "bind", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_break, "break", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_chdir, "chdir", "%s(\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_chflags, "chflags", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_chmod, "chmod", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_chown, "chown", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_chroot, "chroot", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_clock_getres, "clock_getres", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_clock_gettime, "clock_gettime", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_clock_settime, "clock_settime", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_close, "close", "%s(%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_connect, "connect", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_dup, "dup", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_dup2, "dup2", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_execve, "execve", NULL, print_execve, NULL }, +{ TARGET_NETBSD_NR_exit, "exit", "%s(%d)\n", NULL, NULL }, +{ TARGET_NETBSD_NR_fchdir, "fchdir", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fchflags, "fchflags", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fchmod, "fchmod", "%s(%d,%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_fchown, "fchown", "%s(\"%s\",%d,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_fcntl, "fcntl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_flock, "flock", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fork, "fork", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_fpathconf, "fpathconf", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_fsync, "fsync", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_ftruncate, "ftruncate", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_futimes, "futimes", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getegid, "getegid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_geteuid, "geteuid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getgid, "getgid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getgroups, "getgroups", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getitimer, "getitimer", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getpeername, "getpeername", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getpgid, "getpgid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getpgrp, "getpgrp", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getpid, "getpid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getppid, "getppid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_getpriority, "getpriority", "%s(%#x,%#x)", NULL, NULL }, +{ TARGET_NETBSD_NR_getrlimit, "getrlimit", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getrusage, "getrusage", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getsid, "getsid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getsockname, "getsockname", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getsockopt, "getsockopt", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_gettimeofday, "gettimeofday", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_getuid, "getuid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_ioctl, "ioctl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_issetugid, "issetugid", "%s()", NULL, NULL }, +{ TARGET_NETBSD_NR_kevent, "kevent", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_kill, "kill", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_kqueue, "kqueue", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_ktrace, "ktrace", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lchown, "lchown", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_bmapv, "lfs_bmapv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_markv, "lfs_markv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_segclean, "lfs_segclean", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lfs_segwait, "lfs_segwait", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_link, "link", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_listen, "listen", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_lseek, "lseek", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_madvise, "madvise", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mincore, "mincore", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_minherit, "minherit", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mkdir, "mkdir", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_mkfifo, "mkfifo", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mknod, "mknod", "%s(\"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_NETBSD_NR_mlock, "mlock", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mlockall, "mlockall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_mmap, "mmap", NULL, NULL, print_syscall_ret_addr }, +{ TARGET_NETBSD_NR_mprotect, "mprotect", "%s(%#x,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_msgget, "msgget", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_msgrcv, "msgrcv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_msgsnd, "msgsnd", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_munlock, "munlock", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_munlockall, "munlockall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_munmap, "munmap", "%s(%p,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_nanosleep, "nanosleep", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_nfssvc, "nfssvc", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_open, "open", "%s(\"%s\",%#x,%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_pathconf, "pathconf", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pipe, "pipe", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_poll, "poll", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pread, "pread", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_preadv, "preadv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_profil, "profil", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_ptrace, "ptrace", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pwrite, "pwrite", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_pwritev, "pwritev", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_quotactl, "quotactl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_read, "read", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_readlink, "readlink", "%s(\"%s\",%p,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_readv, "readv", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_reboot, "reboot", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_recvfrom, "recvfrom", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_recvmsg, "recvmsg", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_rename, "rename", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_revoke, "revoke", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_rmdir, "rmdir", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sbrk, "sbrk", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sched_yield, "sched_yield", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_select, "select", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_semget, "semget", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_semop, "semop", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sendmsg, "sendmsg", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sendto, "sendto", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setegid, "setegid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_seteuid, "seteuid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setgid, "setgid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setgroups, "setgroups", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setitimer, "setitimer", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setpgid, "setpgid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setpriority, "setpriority", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setregid, "setregid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setreuid, "setreuid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setrlimit, "setrlimit", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setsid, "setsid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setsockopt, "setsockopt", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_settimeofday, "settimeofday", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_setuid, "setuid", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shmat, "shmat", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shmdt, "shmdt", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shmget, "shmget", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_shutdown, "shutdown", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_socketpair, "socketpair", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sstk, "sstk", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_swapctl, "swapctl", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_symlink, "symlink", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_sync, "sync", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_sysarch, "sysarch", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_syscall, "syscall", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_truncate, "truncate", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_umask, "umask", "%s(%#o)", NULL, NULL }, +{ TARGET_NETBSD_NR_unlink, "unlink", "%s(\"%s\")", NULL, NULL }, +{ TARGET_NETBSD_NR_unmount, "unmount", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_utimes, "utimes", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_vfork, "vfork", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_wait4, "wait4", NULL, NULL, NULL }, +{ TARGET_NETBSD_NR_write, "write", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_NETBSD_NR_writev, "writev", "%s(%d,%p,%#x)", NULL, NULL }, diff --git a/bsd-user/netbsd/syscall_nr.h b/bsd-user/netbsd/syscall_nr.h new file mode 100644 index 000000000..2e9ab5378 --- /dev/null +++ b/bsd-user/netbsd/syscall_nr.h @@ -0,0 +1,373 @@ +/* $NetBSD: syscall.h,v 1.215 2008/06/17 16:07:57 tsutsui Exp $ */ + +/* + * System call numbers. + * + * created from NetBSD: syscalls.master,v 1.204 2008/06/17 16:05:23 tsutsui Exp + */ + +#define TARGET_NETBSD_NR_syscall 0 +#define TARGET_NETBSD_NR_exit 1 +#define TARGET_NETBSD_NR_fork 2 +#define TARGET_NETBSD_NR_read 3 +#define TARGET_NETBSD_NR_write 4 +#define TARGET_NETBSD_NR_open 5 +#define TARGET_NETBSD_NR_close 6 +#define TARGET_NETBSD_NR_wait4 7 +#define TARGET_NETBSD_NR_compat_43_ocreat 8 +#define TARGET_NETBSD_NR_link 9 +#define TARGET_NETBSD_NR_unlink 10 +#define TARGET_NETBSD_NR_chdir 12 +#define TARGET_NETBSD_NR_fchdir 13 +#define TARGET_NETBSD_NR_mknod 14 +#define TARGET_NETBSD_NR_chmod 15 +#define TARGET_NETBSD_NR_chown 16 +#define TARGET_NETBSD_NR_break 17 +#define TARGET_NETBSD_NR_compat_20_getfsstat 18 +#define TARGET_NETBSD_NR_compat_43_olseek 19 +#define TARGET_NETBSD_NR_getpid 20 +#define TARGET_NETBSD_NR_getpid 20 +#define TARGET_NETBSD_NR_compat_40_mount 21 +#define TARGET_NETBSD_NR_unmount 22 +#define TARGET_NETBSD_NR_setuid 23 +#define TARGET_NETBSD_NR_getuid 24 +#define TARGET_NETBSD_NR_getuid 24 +#define TARGET_NETBSD_NR_geteuid 25 +#define TARGET_NETBSD_NR_ptrace 26 +#define TARGET_NETBSD_NR_recvmsg 27 +#define TARGET_NETBSD_NR_sendmsg 28 +#define TARGET_NETBSD_NR_recvfrom 29 +#define TARGET_NETBSD_NR_accept 30 +#define TARGET_NETBSD_NR_getpeername 31 +#define TARGET_NETBSD_NR_getsockname 32 +#define TARGET_NETBSD_NR_access 33 +#define TARGET_NETBSD_NR_chflags 34 +#define TARGET_NETBSD_NR_fchflags 35 +#define TARGET_NETBSD_NR_sync 36 +#define TARGET_NETBSD_NR_kill 37 +#define TARGET_NETBSD_NR_compat_43_stat43 38 +#define TARGET_NETBSD_NR_getppid 39 +#define TARGET_NETBSD_NR_compat_43_lstat43 40 +#define TARGET_NETBSD_NR_dup 41 +#define TARGET_NETBSD_NR_pipe 42 +#define TARGET_NETBSD_NR_getegid 43 +#define TARGET_NETBSD_NR_profil 44 +#define TARGET_NETBSD_NR_ktrace 45 +#define TARGET_NETBSD_NR_compat_13_sigaction13 46 +#define TARGET_NETBSD_NR_getgid 47 +#define TARGET_NETBSD_NR_getgid 47 +#define TARGET_NETBSD_NR_compat_13_sigprocmask13 48 +#define TARGET_NETBSD_NR___getlogin 49 +#define TARGET_NETBSD_NR___setlogin 50 +#define TARGET_NETBSD_NR_acct 51 +#define TARGET_NETBSD_NR_compat_13_sigpending13 52 +#define TARGET_NETBSD_NR_compat_13_sigaltstack13 53 +#define TARGET_NETBSD_NR_ioctl 54 +#define TARGET_NETBSD_NR_compat_12_oreboot 55 +#define TARGET_NETBSD_NR_revoke 56 +#define TARGET_NETBSD_NR_symlink 57 +#define TARGET_NETBSD_NR_readlink 58 +#define TARGET_NETBSD_NR_execve 59 +#define TARGET_NETBSD_NR_umask 60 +#define TARGET_NETBSD_NR_chroot 61 +#define TARGET_NETBSD_NR_compat_43_fstat43 62 +#define TARGET_NETBSD_NR_compat_43_ogetkerninfo 63 +#define TARGET_NETBSD_NR_compat_43_ogetpagesize 64 +#define TARGET_NETBSD_NR_compat_12_msync 65 +#define TARGET_NETBSD_NR_vfork 66 +#define TARGET_NETBSD_NR_sbrk 69 +#define TARGET_NETBSD_NR_sstk 70 +#define TARGET_NETBSD_NR_compat_43_ommap 71 +#define TARGET_NETBSD_NR_vadvise 72 +#define TARGET_NETBSD_NR_munmap 73 +#define TARGET_NETBSD_NR_mprotect 74 +#define TARGET_NETBSD_NR_madvise 75 +#define TARGET_NETBSD_NR_mincore 78 +#define TARGET_NETBSD_NR_getgroups 79 +#define TARGET_NETBSD_NR_setgroups 80 +#define TARGET_NETBSD_NR_getpgrp 81 +#define TARGET_NETBSD_NR_setpgid 82 +#define TARGET_NETBSD_NR_setitimer 83 +#define TARGET_NETBSD_NR_compat_43_owait 84 +#define TARGET_NETBSD_NR_compat_12_oswapon 85 +#define TARGET_NETBSD_NR_getitimer 86 +#define TARGET_NETBSD_NR_compat_43_ogethostname 87 +#define TARGET_NETBSD_NR_compat_43_osethostname 88 +#define TARGET_NETBSD_NR_compat_43_ogetdtablesize 89 +#define TARGET_NETBSD_NR_dup2 90 +#define TARGET_NETBSD_NR_fcntl 92 +#define TARGET_NETBSD_NR_select 93 +#define TARGET_NETBSD_NR_fsync 95 +#define TARGET_NETBSD_NR_setpriority 96 +#define TARGET_NETBSD_NR_compat_30_socket 97 +#define TARGET_NETBSD_NR_connect 98 +#define TARGET_NETBSD_NR_compat_43_oaccept 99 +#define TARGET_NETBSD_NR_getpriority 100 +#define TARGET_NETBSD_NR_compat_43_osend 101 +#define TARGET_NETBSD_NR_compat_43_orecv 102 +#define TARGET_NETBSD_NR_compat_13_sigreturn13 103 +#define TARGET_NETBSD_NR_bind 104 +#define TARGET_NETBSD_NR_setsockopt 105 +#define TARGET_NETBSD_NR_listen 106 +#define TARGET_NETBSD_NR_compat_43_osigvec 108 +#define TARGET_NETBSD_NR_compat_43_osigblock 109 +#define TARGET_NETBSD_NR_compat_43_osigsetmask 110 +#define TARGET_NETBSD_NR_compat_13_sigsuspend13 111 +#define TARGET_NETBSD_NR_compat_43_osigstack 112 +#define TARGET_NETBSD_NR_compat_43_orecvmsg 113 +#define TARGET_NETBSD_NR_compat_43_osendmsg 114 +#define TARGET_NETBSD_NR_gettimeofday 116 +#define TARGET_NETBSD_NR_getrusage 117 +#define TARGET_NETBSD_NR_getsockopt 118 +#define TARGET_NETBSD_NR_readv 120 +#define TARGET_NETBSD_NR_writev 121 +#define TARGET_NETBSD_NR_settimeofday 122 +#define TARGET_NETBSD_NR_fchown 123 +#define TARGET_NETBSD_NR_fchmod 124 +#define TARGET_NETBSD_NR_compat_43_orecvfrom 125 +#define TARGET_NETBSD_NR_setreuid 126 +#define TARGET_NETBSD_NR_setregid 127 +#define TARGET_NETBSD_NR_rename 128 +#define TARGET_NETBSD_NR_compat_43_otruncate 129 +#define TARGET_NETBSD_NR_compat_43_oftruncate 130 +#define TARGET_NETBSD_NR_flock 131 +#define TARGET_NETBSD_NR_mkfifo 132 +#define TARGET_NETBSD_NR_sendto 133 +#define TARGET_NETBSD_NR_shutdown 134 +#define TARGET_NETBSD_NR_socketpair 135 +#define TARGET_NETBSD_NR_mkdir 136 +#define TARGET_NETBSD_NR_rmdir 137 +#define TARGET_NETBSD_NR_utimes 138 +#define TARGET_NETBSD_NR_adjtime 140 +#define TARGET_NETBSD_NR_compat_43_ogetpeername 141 +#define TARGET_NETBSD_NR_compat_43_ogethostid 142 +#define TARGET_NETBSD_NR_compat_43_osethostid 143 +#define TARGET_NETBSD_NR_compat_43_ogetrlimit 144 +#define TARGET_NETBSD_NR_compat_43_osetrlimit 145 +#define TARGET_NETBSD_NR_compat_43_okillpg 146 +#define TARGET_NETBSD_NR_setsid 147 +#define TARGET_NETBSD_NR_quotactl 148 +#define TARGET_NETBSD_NR_compat_43_oquota 149 +#define TARGET_NETBSD_NR_compat_43_ogetsockname 150 +#define TARGET_NETBSD_NR_nfssvc 155 +#define TARGET_NETBSD_NR_compat_43_ogetdirentries 156 +#define TARGET_NETBSD_NR_compat_20_statfs 157 +#define TARGET_NETBSD_NR_compat_20_fstatfs 158 +#define TARGET_NETBSD_NR_compat_30_getfh 161 +#define TARGET_NETBSD_NR_compat_09_ogetdomainname 162 +#define TARGET_NETBSD_NR_compat_09_osetdomainname 163 +#define TARGET_NETBSD_NR_compat_09_ouname 164 +#define TARGET_NETBSD_NR_sysarch 165 +#define TARGET_NETBSD_NR_compat_10_osemsys 169 +#define TARGET_NETBSD_NR_compat_10_omsgsys 170 +#define TARGET_NETBSD_NR_compat_10_oshmsys 171 +#define TARGET_NETBSD_NR_pread 173 +#define TARGET_NETBSD_NR_pwrite 174 +#define TARGET_NETBSD_NR_compat_30_ntp_gettime 175 +#define TARGET_NETBSD_NR_ntp_adjtime 176 +#define TARGET_NETBSD_NR_setgid 181 +#define TARGET_NETBSD_NR_setegid 182 +#define TARGET_NETBSD_NR_seteuid 183 +#define TARGET_NETBSD_NR_lfs_bmapv 184 +#define TARGET_NETBSD_NR_lfs_markv 185 +#define TARGET_NETBSD_NR_lfs_segclean 186 +#define TARGET_NETBSD_NR_lfs_segwait 187 +#define TARGET_NETBSD_NR_compat_12_stat12 188 +#define TARGET_NETBSD_NR_compat_12_fstat12 189 +#define TARGET_NETBSD_NR_compat_12_lstat12 190 +#define TARGET_NETBSD_NR_pathconf 191 +#define TARGET_NETBSD_NR_fpathconf 192 +#define TARGET_NETBSD_NR_getrlimit 194 +#define TARGET_NETBSD_NR_setrlimit 195 +#define TARGET_NETBSD_NR_compat_12_getdirentries 196 +#define TARGET_NETBSD_NR_mmap 197 +#define TARGET_NETBSD_NR___syscall 198 +#define TARGET_NETBSD_NR_lseek 199 +#define TARGET_NETBSD_NR_truncate 200 +#define TARGET_NETBSD_NR_ftruncate 201 +#define TARGET_NETBSD_NR___sysctl 202 +#define TARGET_NETBSD_NR_mlock 203 +#define TARGET_NETBSD_NR_munlock 204 +#define TARGET_NETBSD_NR_undelete 205 +#define TARGET_NETBSD_NR_futimes 206 +#define TARGET_NETBSD_NR_getpgid 207 +#define TARGET_NETBSD_NR_reboot 208 +#define TARGET_NETBSD_NR_poll 209 +#define TARGET_NETBSD_NR_compat_14___semctl 220 +#define TARGET_NETBSD_NR_semget 221 +#define TARGET_NETBSD_NR_semop 222 +#define TARGET_NETBSD_NR_semconfig 223 +#define TARGET_NETBSD_NR_compat_14_msgctl 224 +#define TARGET_NETBSD_NR_msgget 225 +#define TARGET_NETBSD_NR_msgsnd 226 +#define TARGET_NETBSD_NR_msgrcv 227 +#define TARGET_NETBSD_NR_shmat 228 +#define TARGET_NETBSD_NR_compat_14_shmctl 229 +#define TARGET_NETBSD_NR_shmdt 230 +#define TARGET_NETBSD_NR_shmget 231 +#define TARGET_NETBSD_NR_clock_gettime 232 +#define TARGET_NETBSD_NR_clock_settime 233 +#define TARGET_NETBSD_NR_clock_getres 234 +#define TARGET_NETBSD_NR_timer_create 235 +#define TARGET_NETBSD_NR_timer_delete 236 +#define TARGET_NETBSD_NR_timer_settime 237 +#define TARGET_NETBSD_NR_timer_gettime 238 +#define TARGET_NETBSD_NR_timer_getoverrun 239 +#define TARGET_NETBSD_NR_nanosleep 240 +#define TARGET_NETBSD_NR_fdatasync 241 +#define TARGET_NETBSD_NR_mlockall 242 +#define TARGET_NETBSD_NR_munlockall 243 +#define TARGET_NETBSD_NR___sigtimedwait 244 +#define TARGET_NETBSD_NR_modctl 246 +#define TARGET_NETBSD_NR__ksem_init 247 +#define TARGET_NETBSD_NR__ksem_open 248 +#define TARGET_NETBSD_NR__ksem_unlink 249 +#define TARGET_NETBSD_NR__ksem_close 250 +#define TARGET_NETBSD_NR__ksem_post 251 +#define TARGET_NETBSD_NR__ksem_wait 252 +#define TARGET_NETBSD_NR__ksem_trywait 253 +#define TARGET_NETBSD_NR__ksem_getvalue 254 +#define TARGET_NETBSD_NR__ksem_destroy 255 +#define TARGET_NETBSD_NR_mq_open 257 +#define TARGET_NETBSD_NR_mq_close 258 +#define TARGET_NETBSD_NR_mq_unlink 259 +#define TARGET_NETBSD_NR_mq_getattr 260 +#define TARGET_NETBSD_NR_mq_setattr 261 +#define TARGET_NETBSD_NR_mq_notify 262 +#define TARGET_NETBSD_NR_mq_send 263 +#define TARGET_NETBSD_NR_mq_receive 264 +#define TARGET_NETBSD_NR_mq_timedsend 265 +#define TARGET_NETBSD_NR_mq_timedreceive 266 +#define TARGET_NETBSD_NR___posix_rename 270 +#define TARGET_NETBSD_NR_swapctl 271 +#define TARGET_NETBSD_NR_compat_30_getdents 272 +#define TARGET_NETBSD_NR_minherit 273 +#define TARGET_NETBSD_NR_lchmod 274 +#define TARGET_NETBSD_NR_lchown 275 +#define TARGET_NETBSD_NR_lutimes 276 +#define TARGET_NETBSD_NR___msync13 277 +#define TARGET_NETBSD_NR_compat_30___stat13 278 +#define TARGET_NETBSD_NR_compat_30___fstat13 279 +#define TARGET_NETBSD_NR_compat_30___lstat13 280 +#define TARGET_NETBSD_NR___sigaltstack14 281 +#define TARGET_NETBSD_NR___vfork14 282 +#define TARGET_NETBSD_NR___posix_chown 283 +#define TARGET_NETBSD_NR___posix_fchown 284 +#define TARGET_NETBSD_NR___posix_lchown 285 +#define TARGET_NETBSD_NR_getsid 286 +#define TARGET_NETBSD_NR___clone 287 +#define TARGET_NETBSD_NR_fktrace 288 +#define TARGET_NETBSD_NR_preadv 289 +#define TARGET_NETBSD_NR_pwritev 290 +#define TARGET_NETBSD_NR_compat_16___sigaction14 291 +#define TARGET_NETBSD_NR___sigpending14 292 +#define TARGET_NETBSD_NR___sigprocmask14 293 +#define TARGET_NETBSD_NR___sigsuspend14 294 +#define TARGET_NETBSD_NR_compat_16___sigreturn14 295 +#define TARGET_NETBSD_NR___getcwd 296 +#define TARGET_NETBSD_NR_fchroot 297 +#define TARGET_NETBSD_NR_compat_30_fhopen 298 +#define TARGET_NETBSD_NR_compat_30_fhstat 299 +#define TARGET_NETBSD_NR_compat_20_fhstatfs 300 +#define TARGET_NETBSD_NR_____semctl13 301 +#define TARGET_NETBSD_NR___msgctl13 302 +#define TARGET_NETBSD_NR___shmctl13 303 +#define TARGET_NETBSD_NR_lchflags 304 +#define TARGET_NETBSD_NR_issetugid 305 +#define TARGET_NETBSD_NR_utrace 306 +#define TARGET_NETBSD_NR_getcontext 307 +#define TARGET_NETBSD_NR_setcontext 308 +#define TARGET_NETBSD_NR__lwp_create 309 +#define TARGET_NETBSD_NR__lwp_exit 310 +#define TARGET_NETBSD_NR__lwp_self 311 +#define TARGET_NETBSD_NR__lwp_wait 312 +#define TARGET_NETBSD_NR__lwp_suspend 313 +#define TARGET_NETBSD_NR__lwp_continue 314 +#define TARGET_NETBSD_NR__lwp_wakeup 315 +#define TARGET_NETBSD_NR__lwp_getprivate 316 +#define TARGET_NETBSD_NR__lwp_setprivate 317 +#define TARGET_NETBSD_NR__lwp_kill 318 +#define TARGET_NETBSD_NR__lwp_detach 319 +#define TARGET_NETBSD_NR__lwp_park 320 +#define TARGET_NETBSD_NR__lwp_unpark 321 +#define TARGET_NETBSD_NR__lwp_unpark_all 322 +#define TARGET_NETBSD_NR__lwp_setname 323 +#define TARGET_NETBSD_NR__lwp_getname 324 +#define TARGET_NETBSD_NR__lwp_ctl 325 +#define TARGET_NETBSD_NR_sa_register 330 +#define TARGET_NETBSD_NR_sa_stacks 331 +#define TARGET_NETBSD_NR_sa_enable 332 +#define TARGET_NETBSD_NR_sa_setconcurrency 333 +#define TARGET_NETBSD_NR_sa_yield 334 +#define TARGET_NETBSD_NR_sa_preempt 335 +#define TARGET_NETBSD_NR_sa_unblockyield 336 +#define TARGET_NETBSD_NR___sigaction_sigtramp 340 +#define TARGET_NETBSD_NR_pmc_get_info 341 +#define TARGET_NETBSD_NR_pmc_control 342 +#define TARGET_NETBSD_NR_rasctl 343 +#define TARGET_NETBSD_NR_kqueue 344 +#define TARGET_NETBSD_NR_kevent 345 +#define TARGET_NETBSD_NR__sched_setparam 346 +#define TARGET_NETBSD_NR__sched_getparam 347 +#define TARGET_NETBSD_NR__sched_setaffinity 348 +#define TARGET_NETBSD_NR__sched_getaffinity 349 +#define TARGET_NETBSD_NR_sched_yield 350 +#define TARGET_NETBSD_NR_fsync_range 354 +#define TARGET_NETBSD_NR_uuidgen 355 +#define TARGET_NETBSD_NR_getvfsstat 356 +#define TARGET_NETBSD_NR_statvfs1 357 +#define TARGET_NETBSD_NR_fstatvfs1 358 +#define TARGET_NETBSD_NR_compat_30_fhstatvfs1 359 +#define TARGET_NETBSD_NR_extattrctl 360 +#define TARGET_NETBSD_NR_extattr_set_file 361 +#define TARGET_NETBSD_NR_extattr_get_file 362 +#define TARGET_NETBSD_NR_extattr_delete_file 363 +#define TARGET_NETBSD_NR_extattr_set_fd 364 +#define TARGET_NETBSD_NR_extattr_get_fd 365 +#define TARGET_NETBSD_NR_extattr_delete_fd 366 +#define TARGET_NETBSD_NR_extattr_set_link 367 +#define TARGET_NETBSD_NR_extattr_get_link 368 +#define TARGET_NETBSD_NR_extattr_delete_link 369 +#define TARGET_NETBSD_NR_extattr_list_fd 370 +#define TARGET_NETBSD_NR_extattr_list_file 371 +#define TARGET_NETBSD_NR_extattr_list_link 372 +#define TARGET_NETBSD_NR_pselect 373 +#define TARGET_NETBSD_NR_pollts 374 +#define TARGET_NETBSD_NR_setxattr 375 +#define TARGET_NETBSD_NR_lsetxattr 376 +#define TARGET_NETBSD_NR_fsetxattr 377 +#define TARGET_NETBSD_NR_getxattr 378 +#define TARGET_NETBSD_NR_lgetxattr 379 +#define TARGET_NETBSD_NR_fgetxattr 380 +#define TARGET_NETBSD_NR_listxattr 381 +#define TARGET_NETBSD_NR_llistxattr 382 +#define TARGET_NETBSD_NR_flistxattr 383 +#define TARGET_NETBSD_NR_removexattr 384 +#define TARGET_NETBSD_NR_lremovexattr 385 +#define TARGET_NETBSD_NR_fremovexattr 386 +#define TARGET_NETBSD_NR___stat30 387 +#define TARGET_NETBSD_NR___fstat30 388 +#define TARGET_NETBSD_NR___lstat30 389 +#define TARGET_NETBSD_NR___getdents30 390 +#define TARGET_NETBSD_NR_compat_30___fhstat30 392 +#define TARGET_NETBSD_NR___ntp_gettime30 393 +#define TARGET_NETBSD_NR___socket30 394 +#define TARGET_NETBSD_NR___getfh30 395 +#define TARGET_NETBSD_NR___fhopen40 396 +#define TARGET_NETBSD_NR___fhstatvfs140 397 +#define TARGET_NETBSD_NR___fhstat40 398 +#define TARGET_NETBSD_NR_aio_cancel 399 +#define TARGET_NETBSD_NR_aio_error 400 +#define TARGET_NETBSD_NR_aio_fsync 401 +#define TARGET_NETBSD_NR_aio_read 402 +#define TARGET_NETBSD_NR_aio_return 403 +#define TARGET_NETBSD_NR_aio_suspend 404 +#define TARGET_NETBSD_NR_aio_write 405 +#define TARGET_NETBSD_NR_lio_listio 406 +#define TARGET_NETBSD_NR___mount50 410 +#define TARGET_NETBSD_NR_mremap 411 +#define TARGET_NETBSD_NR_pset_create 412 +#define TARGET_NETBSD_NR_pset_destroy 413 +#define TARGET_NETBSD_NR_pset_assign 414 +#define TARGET_NETBSD_NR__pset_bind 415 +#define TARGET_NETBSD_NR___posix_fadvise50 416 diff --git a/bsd-user/openbsd/strace.list b/bsd-user/openbsd/strace.list new file mode 100644 index 000000000..1f0a3316f --- /dev/null +++ b/bsd-user/openbsd/strace.list @@ -0,0 +1,187 @@ +{ TARGET_OPENBSD_NR___getcwd, "__getcwd", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR___semctl, "__semctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR___syscall, "__syscall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR___sysctl, "__sysctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_accept, "accept", "%s(%d,%#x,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_access, "access", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_acct, "acct", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_adjfreq, "adjfreq", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_adjtime, "adjtime", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_bind, "bind", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_break, "break", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_chdir, "chdir", "%s(\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_chflags, "chflags", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_chmod, "chmod", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_chown, "chown", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_chroot, "chroot", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_clock_getres, "clock_getres", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_clock_gettime, "clock_gettime", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_clock_settime, "clock_settime", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_close, "close", "%s(%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_closefrom, "closefrom", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_connect, "connect", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_dup, "dup", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_dup2, "dup2", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_execve, "execve", NULL, print_execve, NULL }, +{ TARGET_OPENBSD_NR_exit, "exit", "%s(%d)\n", NULL, NULL }, +{ TARGET_OPENBSD_NR_fchdir, "fchdir", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fchflags, "fchflags", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fchmod, "fchmod", "%s(%d,%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fchown, "fchown", "%s(\"%s\",%d,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fcntl, "fcntl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fhopen, "fhopen", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fhstat, "fhstat", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fhstatfs, "fhstatfs", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_flock, "flock", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fork, "fork", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_fpathconf, "fpathconf", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_fstat, "fstat", "%s(%d,%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fstatfs, "fstatfs", "%s(%d,%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_fsync, "fsync", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_ftruncate, "ftruncate", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_futimes, "futimes", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getdirentries, "getdirentries", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getegid, "getegid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_geteuid, "geteuid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getfh, "getfh", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getfsstat, "getfsstat", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getgid, "getgid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getgroups, "getgroups", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getitimer, "getitimer", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getlogin, "getlogin", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpeereid, "getpeereid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpeername, "getpeername", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpgid, "getpgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getpgrp, "getpgrp", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getpid, "getpid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getppid, "getppid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_getpriority, "getpriority", "%s(%#x,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_getresgid, "getresgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getresuid, "getresuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getrlimit, "getrlimit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getrusage, "getrusage", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getsid, "getsid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getsockname, "getsockname", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getsockopt, "getsockopt", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getthrid, "getthrid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_gettimeofday, "gettimeofday", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_getuid, "getuid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_ioctl, "ioctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_issetugid, "issetugid", "%s()", NULL, NULL }, +{ TARGET_OPENBSD_NR_kevent, "kevent", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_kill, "kill", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_kqueue, "kqueue", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_ktrace, "ktrace", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lchown, "lchown", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_bmapv, "lfs_bmapv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_markv, "lfs_markv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_segclean, "lfs_segclean", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lfs_segwait, "lfs_segwait", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_link, "link", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_listen, "listen", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lseek, "lseek", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_lstat, "lstat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_madvise, "madvise", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mincore, "mincore", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_minherit, "minherit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mkdir, "mkdir", "%s(\"%s\",%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_mkfifo, "mkfifo", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mknod, "mknod", "%s(\"%s\",%#o,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_mlock, "mlock", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mlockall, "mlockall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mmap, "mmap", NULL, NULL, print_syscall_ret_addr }, +{ TARGET_OPENBSD_NR_mount, "mount", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_mprotect, "mprotect", "%s(%#x,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_mquery, "mquery", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgctl, "msgctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgget, "msgget", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgrcv, "msgrcv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msgsnd, "msgsnd", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_msync, "msync", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_munlock, "munlock", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_munlockall, "munlockall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_munmap, "munmap", "%s(%p,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_nanosleep, "nanosleep", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_nfssvc, "nfssvc", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_open, "open", "%s(\"%s\",%#x,%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_opipe, "opipe", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_osigaltstack, "osigaltstack", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pathconf, "pathconf", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pipe, "pipe", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_poll, "poll", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pread, "pread", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_preadv, "preadv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_profil, "profil", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_ptrace, "ptrace", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pwrite, "pwrite", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_pwritev, "pwritev", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_quotactl, "quotactl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_read, "read", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_readlink, "readlink", "%s(\"%s\",%p,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_readv, "readv", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_reboot, "reboot", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_recvfrom, "recvfrom", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_recvmsg, "recvmsg", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_rename, "rename", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_revoke, "revoke", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_rfork, "rfork", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_rmdir, "rmdir", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sbrk, "sbrk", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sched_yield, "sched_yield", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_select, "select", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_semget, "semget", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_semop, "semop", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sendmsg, "sendmsg", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sendto, "sendto", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setegid, "setegid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_seteuid, "seteuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setgid, "setgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setgroups, "setgroups", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setitimer, "setitimer", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setlogin, "setlogin", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setpgid, "setpgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setpriority, "setpriority", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setregid, "setregid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setresgid, "setresgid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setresuid, "setresuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setreuid, "setreuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setrlimit, "setrlimit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setsid, "setsid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setsockopt, "setsockopt", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_settimeofday, "settimeofday", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_setuid, "setuid", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmat, "shmat", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmctl, "shmctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmdt, "shmdt", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shmget, "shmget", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_shutdown, "shutdown", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigaction, "sigaction", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigaltstack, "sigaltstack", "%s(%p,%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_sigpending, "sigpending", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigprocmask, "sigprocmask", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigreturn, "sigreturn", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sigsuspend, "sigsuspend", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_socket, "socket", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_socketpair, "socketpair", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sstk, "sstk", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_stat, "stat", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_statfs, "statfs", "%s(\"%s\",%p)", NULL, NULL }, +{ TARGET_OPENBSD_NR_swapctl, "swapctl", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_symlink, "symlink", "%s(\"%s\",\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_sync, "sync", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_sysarch, "sysarch", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_syscall, "syscall", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_threxit, "threxit", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_thrsigdivert, "thrsigdivert", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_thrsleep, "thrsleep", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_thrwakeup, "thrwakeup", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_truncate, "truncate", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_umask, "umask", "%s(%#o)", NULL, NULL }, +{ TARGET_OPENBSD_NR_unlink, "unlink", "%s(\"%s\")", NULL, NULL }, +{ TARGET_OPENBSD_NR_unmount, "unmount", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_utimes, "utimes", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_vfork, "vfork", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_wait4, "wait4", NULL, NULL, NULL }, +{ TARGET_OPENBSD_NR_write, "write", "%s(%d,%#x,%d)", NULL, NULL }, +{ TARGET_OPENBSD_NR_writev, "writev", "%s(%d,%p,%#x)", NULL, NULL }, +{ TARGET_OPENBSD_NR_xfspioctl, "xfspioctl", NULL, NULL, NULL }, diff --git a/bsd-user/openbsd/syscall_nr.h b/bsd-user/openbsd/syscall_nr.h new file mode 100644 index 000000000..dececfd9e --- /dev/null +++ b/bsd-user/openbsd/syscall_nr.h @@ -0,0 +1,225 @@ +/* $OpenBSD: syscall.h,v 1.101 2008/03/16 19:43:41 otto Exp $ */ + +/* + * System call numbers. + * + * created from; OpenBSD: syscalls.master,v 1.90 2008/03/16 19:42:57 otto Exp + */ + +#define TARGET_OPENBSD_NR_syscall 0 +#define TARGET_OPENBSD_NR_exit 1 +#define TARGET_OPENBSD_NR_fork 2 +#define TARGET_OPENBSD_NR_read 3 +#define TARGET_OPENBSD_NR_write 4 +#define TARGET_OPENBSD_NR_open 5 +#define TARGET_OPENBSD_NR_close 6 +#define TARGET_OPENBSD_NR_wait4 7 +#define TARGET_OPENBSD_NR_link 9 +#define TARGET_OPENBSD_NR_unlink 10 +#define TARGET_OPENBSD_NR_chdir 12 +#define TARGET_OPENBSD_NR_fchdir 13 +#define TARGET_OPENBSD_NR_mknod 14 +#define TARGET_OPENBSD_NR_chmod 15 +#define TARGET_OPENBSD_NR_chown 16 +#define TARGET_OPENBSD_NR_break 17 +#define TARGET_OPENBSD_NR_getpid 20 +#define TARGET_OPENBSD_NR_mount 21 +#define TARGET_OPENBSD_NR_unmount 22 +#define TARGET_OPENBSD_NR_setuid 23 +#define TARGET_OPENBSD_NR_getuid 24 +#define TARGET_OPENBSD_NR_geteuid 25 +#define TARGET_OPENBSD_NR_ptrace 26 +#define TARGET_OPENBSD_NR_recvmsg 27 +#define TARGET_OPENBSD_NR_sendmsg 28 +#define TARGET_OPENBSD_NR_recvfrom 29 +#define TARGET_OPENBSD_NR_accept 30 +#define TARGET_OPENBSD_NR_getpeername 31 +#define TARGET_OPENBSD_NR_getsockname 32 +#define TARGET_OPENBSD_NR_access 33 +#define TARGET_OPENBSD_NR_chflags 34 +#define TARGET_OPENBSD_NR_fchflags 35 +#define TARGET_OPENBSD_NR_sync 36 +#define TARGET_OPENBSD_NR_kill 37 +#define TARGET_OPENBSD_NR_getppid 39 +#define TARGET_OPENBSD_NR_dup 41 +#define TARGET_OPENBSD_NR_opipe 42 +#define TARGET_OPENBSD_NR_getegid 43 +#define TARGET_OPENBSD_NR_profil 44 +#define TARGET_OPENBSD_NR_ktrace 45 +#define TARGET_OPENBSD_NR_sigaction 46 +#define TARGET_OPENBSD_NR_getgid 47 +#define TARGET_OPENBSD_NR_sigprocmask 48 +#define TARGET_OPENBSD_NR_getlogin 49 +#define TARGET_OPENBSD_NR_setlogin 50 +#define TARGET_OPENBSD_NR_acct 51 +#define TARGET_OPENBSD_NR_sigpending 52 +#define TARGET_OPENBSD_NR_osigaltstack 53 +#define TARGET_OPENBSD_NR_ioctl 54 +#define TARGET_OPENBSD_NR_reboot 55 +#define TARGET_OPENBSD_NR_revoke 56 +#define TARGET_OPENBSD_NR_symlink 57 +#define TARGET_OPENBSD_NR_readlink 58 +#define TARGET_OPENBSD_NR_execve 59 +#define TARGET_OPENBSD_NR_umask 60 +#define TARGET_OPENBSD_NR_chroot 61 +#define TARGET_OPENBSD_NR_vfork 66 +#define TARGET_OPENBSD_NR_sbrk 69 +#define TARGET_OPENBSD_NR_sstk 70 +#define TARGET_OPENBSD_NR_munmap 73 +#define TARGET_OPENBSD_NR_mprotect 74 +#define TARGET_OPENBSD_NR_madvise 75 +#define TARGET_OPENBSD_NR_mincore 78 +#define TARGET_OPENBSD_NR_getgroups 79 +#define TARGET_OPENBSD_NR_setgroups 80 +#define TARGET_OPENBSD_NR_getpgrp 81 +#define TARGET_OPENBSD_NR_setpgid 82 +#define TARGET_OPENBSD_NR_setitimer 83 +#define TARGET_OPENBSD_NR_getitimer 86 +#define TARGET_OPENBSD_NR_dup2 90 +#define TARGET_OPENBSD_NR_fcntl 92 +#define TARGET_OPENBSD_NR_select 93 +#define TARGET_OPENBSD_NR_fsync 95 +#define TARGET_OPENBSD_NR_setpriority 96 +#define TARGET_OPENBSD_NR_socket 97 +#define TARGET_OPENBSD_NR_connect 98 +#define TARGET_OPENBSD_NR_getpriority 100 +#define TARGET_OPENBSD_NR_sigreturn 103 +#define TARGET_OPENBSD_NR_bind 104 +#define TARGET_OPENBSD_NR_setsockopt 105 +#define TARGET_OPENBSD_NR_listen 106 +#define TARGET_OPENBSD_NR_sigsuspend 111 +#define TARGET_OPENBSD_NR_gettimeofday 116 +#define TARGET_OPENBSD_NR_getrusage 117 +#define TARGET_OPENBSD_NR_getsockopt 118 +#define TARGET_OPENBSD_NR_readv 120 +#define TARGET_OPENBSD_NR_writev 121 +#define TARGET_OPENBSD_NR_settimeofday 122 +#define TARGET_OPENBSD_NR_fchown 123 +#define TARGET_OPENBSD_NR_fchmod 124 +#define TARGET_OPENBSD_NR_setreuid 126 +#define TARGET_OPENBSD_NR_setregid 127 +#define TARGET_OPENBSD_NR_rename 128 +#define TARGET_OPENBSD_NR_flock 131 +#define TARGET_OPENBSD_NR_mkfifo 132 +#define TARGET_OPENBSD_NR_sendto 133 +#define TARGET_OPENBSD_NR_shutdown 134 +#define TARGET_OPENBSD_NR_socketpair 135 +#define TARGET_OPENBSD_NR_mkdir 136 +#define TARGET_OPENBSD_NR_rmdir 137 +#define TARGET_OPENBSD_NR_utimes 138 +#define TARGET_OPENBSD_NR_adjtime 140 +#define TARGET_OPENBSD_NR_setsid 147 +#define TARGET_OPENBSD_NR_quotactl 148 +#define TARGET_OPENBSD_NR_nfssvc 155 +#define TARGET_OPENBSD_NR_getfh 161 +#define TARGET_OPENBSD_NR_sysarch 165 +#define TARGET_OPENBSD_NR_pread 173 +#define TARGET_OPENBSD_NR_pwrite 174 +#define TARGET_OPENBSD_NR_setgid 181 +#define TARGET_OPENBSD_NR_setegid 182 +#define TARGET_OPENBSD_NR_seteuid 183 +#define TARGET_OPENBSD_NR_lfs_bmapv 184 +#define TARGET_OPENBSD_NR_lfs_markv 185 +#define TARGET_OPENBSD_NR_lfs_segclean 186 +#define TARGET_OPENBSD_NR_lfs_segwait 187 +#define TARGET_OPENBSD_NR_pathconf 191 +#define TARGET_OPENBSD_NR_fpathconf 192 +#define TARGET_OPENBSD_NR_swapctl 193 +#define TARGET_OPENBSD_NR_getrlimit 194 +#define TARGET_OPENBSD_NR_setrlimit 195 +#define TARGET_OPENBSD_NR_getdirentries 196 +#define TARGET_OPENBSD_NR_mmap 197 +#define TARGET_OPENBSD_NR___syscall 198 +#define TARGET_OPENBSD_NR_lseek 199 +#define TARGET_OPENBSD_NR_truncate 200 +#define TARGET_OPENBSD_NR_ftruncate 201 +#define TARGET_OPENBSD_NR___sysctl 202 +#define TARGET_OPENBSD_NR_mlock 203 +#define TARGET_OPENBSD_NR_munlock 204 +#define TARGET_OPENBSD_NR_futimes 206 +#define TARGET_OPENBSD_NR_getpgid 207 +#define TARGET_OPENBSD_NR_xfspioctl 208 +#define TARGET_OPENBSD_NR_semget 221 +#define TARGET_OPENBSD_NR_msgget 225 +#define TARGET_OPENBSD_NR_msgsnd 226 +#define TARGET_OPENBSD_NR_msgrcv 227 +#define TARGET_OPENBSD_NR_shmat 228 +#define TARGET_OPENBSD_NR_shmdt 230 +#define TARGET_OPENBSD_NR_clock_gettime 232 +#define TARGET_OPENBSD_NR_clock_settime 233 +#define TARGET_OPENBSD_NR_clock_getres 234 +#define TARGET_OPENBSD_NR_nanosleep 240 +#define TARGET_OPENBSD_NR_minherit 250 +#define TARGET_OPENBSD_NR_rfork 251 +#define TARGET_OPENBSD_NR_poll 252 +#define TARGET_OPENBSD_NR_issetugid 253 +#define TARGET_OPENBSD_NR_lchown 254 +#define TARGET_OPENBSD_NR_getsid 255 +#define TARGET_OPENBSD_NR_msync 256 +#define TARGET_OPENBSD_NR_pipe 263 +#define TARGET_OPENBSD_NR_fhopen 264 +#define TARGET_OPENBSD_NR_preadv 267 +#define TARGET_OPENBSD_NR_pwritev 268 +#define TARGET_OPENBSD_NR_kqueue 269 +#define TARGET_OPENBSD_NR_kevent 270 +#define TARGET_OPENBSD_NR_mlockall 271 +#define TARGET_OPENBSD_NR_munlockall 272 +#define TARGET_OPENBSD_NR_getpeereid 273 +#define TARGET_OPENBSD_NR_getresuid 281 +#define TARGET_OPENBSD_NR_setresuid 282 +#define TARGET_OPENBSD_NR_getresgid 283 +#define TARGET_OPENBSD_NR_setresgid 284 +#define TARGET_OPENBSD_NR_mquery 286 +#define TARGET_OPENBSD_NR_closefrom 287 +#define TARGET_OPENBSD_NR_sigaltstack 288 +#define TARGET_OPENBSD_NR_shmget 289 +#define TARGET_OPENBSD_NR_semop 290 +#define TARGET_OPENBSD_NR_stat 291 +#define TARGET_OPENBSD_NR_fstat 292 +#define TARGET_OPENBSD_NR_lstat 293 +#define TARGET_OPENBSD_NR_fhstat 294 +#define TARGET_OPENBSD_NR___semctl 295 +#define TARGET_OPENBSD_NR_shmctl 296 +#define TARGET_OPENBSD_NR_msgctl 297 +#define TARGET_OPENBSD_NR_sched_yield 298 +#define TARGET_OPENBSD_NR_getthrid 299 +#define TARGET_OPENBSD_NR_thrsleep 300 +#define TARGET_OPENBSD_NR_thrwakeup 301 +#define TARGET_OPENBSD_NR_threxit 302 +#define TARGET_OPENBSD_NR_thrsigdivert 303 +#define TARGET_OPENBSD_NR___getcwd 304 +#define TARGET_OPENBSD_NR_adjfreq 305 +#define TARGET_OPENBSD_NR_getfsstat 306 +#define TARGET_OPENBSD_NR_statfs 307 +#define TARGET_OPENBSD_NR_fstatfs 308 +#define TARGET_OPENBSD_NR_fhstatfs 309 + +/* syscall flags from machine/trap.h */ + +/* $OpenBSD: trap.h,v 1.4 2008/07/04 22:04:37 kettenis Exp $ */ +/* $NetBSD: trap.h,v 1.4 1999/06/07 05:28:04 eeh Exp $ */ + +/* + * Copyright (c) 1996-1999 Eduardo Horvath + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ +#define TARGET_OPENBSD_SYSCALL_G2RFLAG 0x400 /* on success, return to %g2 rather than npc */ +#define TARGET_OPENBSD_SYSCALL_G7RFLAG 0x800 /* use %g7 as above (deprecated) */ diff --git a/bsd-user/qemu-types.h b/bsd-user/qemu-types.h new file mode 100644 index 000000000..1adda9fbd --- /dev/null +++ b/bsd-user/qemu-types.h @@ -0,0 +1,24 @@ +#ifndef QEMU_TYPES_H +#define QEMU_TYPES_H +#include "cpu.h" + +#ifdef TARGET_ABI32 +typedef uint32_t abi_ulong; +typedef int32_t abi_long; +#define TARGET_ABI_FMT_lx "%08x" +#define TARGET_ABI_FMT_ld "%d" +#define TARGET_ABI_FMT_lu "%u" +#define TARGET_ABI_BITS 32 +#else +typedef target_ulong abi_ulong; +typedef target_long abi_long; +#define TARGET_ABI_FMT_lx TARGET_FMT_lx +#define TARGET_ABI_FMT_ld TARGET_FMT_ld +#define TARGET_ABI_FMT_lu TARGET_FMT_lu +#define TARGET_ABI_BITS TARGET_LONG_BITS +/* for consistency, define ABI32 too */ +#if TARGET_ABI_BITS == 32 +#define TARGET_ABI32 1 +#endif +#endif +#endif diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h new file mode 100644 index 000000000..8a5ee3d81 --- /dev/null +++ b/bsd-user/qemu.h @@ -0,0 +1,394 @@ +#ifndef QEMU_H +#define QEMU_H + +#include <signal.h> +#include <string.h> + +#include "cpu.h" + +#undef DEBUG_REMAP +#ifdef DEBUG_REMAP +#include <stdlib.h> +#endif /* DEBUG_REMAP */ + +#include "qemu-types.h" + +enum BSDType { + target_freebsd, + target_netbsd, + target_openbsd, +}; +extern enum BSDType bsd_type; + +#include "syscall_defs.h" +#include "syscall.h" +#include "target_signal.h" +#include "gdbstub.h" + +#if defined(CONFIG_USE_NPTL) +#define THREAD __thread +#else +#define THREAD +#endif + +/* This struct is used to hold certain information about the image. + * Basically, it replicates in user space what would be certain + * task_struct fields in the kernel + */ +struct image_info { + abi_ulong load_addr; + abi_ulong start_code; + abi_ulong end_code; + abi_ulong start_data; + abi_ulong end_data; + abi_ulong start_brk; + abi_ulong brk; + abi_ulong start_mmap; + abi_ulong mmap; + abi_ulong rss; + abi_ulong start_stack; + abi_ulong entry; + abi_ulong code_offset; + abi_ulong data_offset; + int personality; +}; + +#define MAX_SIGQUEUE_SIZE 1024 + +struct sigqueue { + struct sigqueue *next; + //target_siginfo_t info; +}; + +struct emulated_sigtable { + int pending; /* true if signal is pending */ + struct sigqueue *first; + struct sigqueue info; /* in order to always have memory for the + first signal, we put it here */ +}; + +/* NOTE: we force a big alignment so that the stack stored after is + aligned too */ +typedef struct TaskState { + struct TaskState *next; + int used; /* non zero if used */ + struct image_info *info; + + struct emulated_sigtable sigtab[TARGET_NSIG]; + struct sigqueue sigqueue_table[MAX_SIGQUEUE_SIZE]; /* siginfo queue */ + struct sigqueue *first_free; /* first free siginfo queue entry */ + int signal_pending; /* non zero if a signal may be pending */ + + uint8_t stack[0]; +} __attribute__((aligned(16))) TaskState; + +void init_task_state(TaskState *ts); +extern const char *qemu_uname_release; +#if defined(CONFIG_USE_GUEST_BASE) +extern unsigned long mmap_min_addr; +#endif + +/* ??? See if we can avoid exposing so much of the loader internals. */ +/* + * MAX_ARG_PAGES defines the number of pages allocated for arguments + * and envelope for the new program. 32 should suffice, this gives + * a maximum env+arg of 128kB w/4KB pages! + */ +#define MAX_ARG_PAGES 32 + +/* + * This structure is used to hold the arguments that are + * used when loading binaries. + */ +struct linux_binprm { + char buf[128]; + void *page[MAX_ARG_PAGES]; + abi_ulong p; + int fd; + int e_uid, e_gid; + int argc, envc; + char **argv; + char **envp; + char * filename; /* Name of binary */ +}; + +void do_init_thread(struct target_pt_regs *regs, struct image_info *infop); +abi_ulong loader_build_argptr(int envc, int argc, abi_ulong sp, + abi_ulong stringp, int push_ptr); +int loader_exec(const char * filename, char ** argv, char ** envp, + struct target_pt_regs * regs, struct image_info *infop); + +int load_elf_binary(struct linux_binprm * bprm, struct target_pt_regs * regs, + struct image_info * info); +int load_flt_binary(struct linux_binprm * bprm, struct target_pt_regs * regs, + struct image_info * info); + +abi_long memcpy_to_target(abi_ulong dest, const void *src, + unsigned long len); +void target_set_brk(abi_ulong new_brk); +abi_long do_brk(abi_ulong new_brk); +void syscall_init(void); +abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6, abi_long arg7, + abi_long arg8); +abi_long do_netbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6); +abi_long do_openbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6); +void gemu_log(const char *fmt, ...) GCC_FMT_ATTR(1, 2); +extern THREAD CPUArchState *thread_env; +void cpu_loop(CPUArchState *env); +char *target_strerror(int err); +int get_osversion(void); +void fork_start(void); +void fork_end(int child); + +#include "qemu-log.h" + +/* strace.c */ +void +print_freebsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6); +void print_freebsd_syscall_ret(int num, abi_long ret); +void +print_netbsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6); +void print_netbsd_syscall_ret(int num, abi_long ret); +void +print_openbsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6); +void print_openbsd_syscall_ret(int num, abi_long ret); +extern int do_strace; + +/* signal.c */ +void process_pending_signals(CPUArchState *cpu_env); +void signal_init(void); +//int queue_signal(CPUArchState *env, int sig, target_siginfo_t *info); +//void host_to_target_siginfo(target_siginfo_t *tinfo, const siginfo_t *info); +//void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo); +long do_sigreturn(CPUArchState *env); +long do_rt_sigreturn(CPUArchState *env); +abi_long do_sigaltstack(abi_ulong uss_addr, abi_ulong uoss_addr, abi_ulong sp); + +/* mmap.c */ +int target_mprotect(abi_ulong start, abi_ulong len, int prot); +abi_long target_mmap(abi_ulong start, abi_ulong len, int prot, + int flags, int fd, abi_ulong offset); +int target_munmap(abi_ulong start, abi_ulong len); +abi_long target_mremap(abi_ulong old_addr, abi_ulong old_size, + abi_ulong new_size, unsigned long flags, + abi_ulong new_addr); +int target_msync(abi_ulong start, abi_ulong len, int flags); +extern unsigned long last_brk; +void mmap_lock(void); +void mmap_unlock(void); +void cpu_list_lock(void); +void cpu_list_unlock(void); +#if defined(CONFIG_USE_NPTL) +void mmap_fork_start(void); +void mmap_fork_end(int child); +#endif + +/* main.c */ +extern unsigned long x86_stack_size; + +/* user access */ + +#define VERIFY_READ 0 +#define VERIFY_WRITE 1 /* implies read access */ + +static inline int access_ok(int type, abi_ulong addr, abi_ulong size) +{ + return page_check_range((target_ulong)addr, size, + (type == VERIFY_READ) ? PAGE_READ : (PAGE_READ | PAGE_WRITE)) == 0; +} + +/* NOTE __get_user and __put_user use host pointers and don't check access. */ +/* These are usually used to access struct data members once the + * struct has been locked - usually with lock_user_struct(). + */ +#define __put_user(x, hptr)\ +({\ + int size = sizeof(*hptr);\ + switch(size) {\ + case 1:\ + *(uint8_t *)(hptr) = (uint8_t)(typeof(*hptr))(x);\ + break;\ + case 2:\ + *(uint16_t *)(hptr) = tswap16((typeof(*hptr))(x));\ + break;\ + case 4:\ + *(uint32_t *)(hptr) = tswap32((typeof(*hptr))(x));\ + break;\ + case 8:\ + *(uint64_t *)(hptr) = tswap64((typeof(*hptr))(x));\ + break;\ + default:\ + abort();\ + }\ + 0;\ +}) + +#define __get_user(x, hptr) \ +({\ + int size = sizeof(*hptr);\ + switch(size) {\ + case 1:\ + x = (typeof(*hptr))*(uint8_t *)(hptr);\ + break;\ + case 2:\ + x = (typeof(*hptr))tswap16(*(uint16_t *)(hptr));\ + break;\ + case 4:\ + x = (typeof(*hptr))tswap32(*(uint32_t *)(hptr));\ + break;\ + case 8:\ + x = (typeof(*hptr))tswap64(*(uint64_t *)(hptr));\ + break;\ + default:\ + /* avoid warning */\ + x = 0;\ + abort();\ + }\ + 0;\ +}) + +/* put_user()/get_user() take a guest address and check access */ +/* These are usually used to access an atomic data type, such as an int, + * that has been passed by address. These internally perform locking + * and unlocking on the data type. + */ +#define put_user(x, gaddr, target_type) \ +({ \ + abi_ulong __gaddr = (gaddr); \ + target_type *__hptr; \ + abi_long __ret; \ + if ((__hptr = lock_user(VERIFY_WRITE, __gaddr, sizeof(target_type), 0))) { \ + __ret = __put_user((x), __hptr); \ + unlock_user(__hptr, __gaddr, sizeof(target_type)); \ + } else \ + __ret = -TARGET_EFAULT; \ + __ret; \ +}) + +#define get_user(x, gaddr, target_type) \ +({ \ + abi_ulong __gaddr = (gaddr); \ + target_type *__hptr; \ + abi_long __ret; \ + if ((__hptr = lock_user(VERIFY_READ, __gaddr, sizeof(target_type), 1))) { \ + __ret = __get_user((x), __hptr); \ + unlock_user(__hptr, __gaddr, 0); \ + } else { \ + /* avoid warning */ \ + (x) = 0; \ + __ret = -TARGET_EFAULT; \ + } \ + __ret; \ +}) + +#define put_user_ual(x, gaddr) put_user((x), (gaddr), abi_ulong) +#define put_user_sal(x, gaddr) put_user((x), (gaddr), abi_long) +#define put_user_u64(x, gaddr) put_user((x), (gaddr), uint64_t) +#define put_user_s64(x, gaddr) put_user((x), (gaddr), int64_t) +#define put_user_u32(x, gaddr) put_user((x), (gaddr), uint32_t) +#define put_user_s32(x, gaddr) put_user((x), (gaddr), int32_t) +#define put_user_u16(x, gaddr) put_user((x), (gaddr), uint16_t) +#define put_user_s16(x, gaddr) put_user((x), (gaddr), int16_t) +#define put_user_u8(x, gaddr) put_user((x), (gaddr), uint8_t) +#define put_user_s8(x, gaddr) put_user((x), (gaddr), int8_t) + +#define get_user_ual(x, gaddr) get_user((x), (gaddr), abi_ulong) +#define get_user_sal(x, gaddr) get_user((x), (gaddr), abi_long) +#define get_user_u64(x, gaddr) get_user((x), (gaddr), uint64_t) +#define get_user_s64(x, gaddr) get_user((x), (gaddr), int64_t) +#define get_user_u32(x, gaddr) get_user((x), (gaddr), uint32_t) +#define get_user_s32(x, gaddr) get_user((x), (gaddr), int32_t) +#define get_user_u16(x, gaddr) get_user((x), (gaddr), uint16_t) +#define get_user_s16(x, gaddr) get_user((x), (gaddr), int16_t) +#define get_user_u8(x, gaddr) get_user((x), (gaddr), uint8_t) +#define get_user_s8(x, gaddr) get_user((x), (gaddr), int8_t) + +/* copy_from_user() and copy_to_user() are usually used to copy data + * buffers between the target and host. These internally perform + * locking/unlocking of the memory. + */ +abi_long copy_from_user(void *hptr, abi_ulong gaddr, size_t len); +abi_long copy_to_user(abi_ulong gaddr, void *hptr, size_t len); + +/* Functions for accessing guest memory. The tget and tput functions + read/write single values, byteswapping as necessary. The lock_user + gets a pointer to a contiguous area of guest memory, but does not perform + and byteswapping. lock_user may return either a pointer to the guest + memory, or a temporary buffer. */ + +/* Lock an area of guest memory into the host. If copy is true then the + host area will have the same contents as the guest. */ +static inline void *lock_user(int type, abi_ulong guest_addr, long len, int copy) +{ + if (!access_ok(type, guest_addr, len)) + return NULL; +#ifdef DEBUG_REMAP + { + void *addr; + addr = malloc(len); + if (copy) + memcpy(addr, g2h(guest_addr), len); + else + memset(addr, 0, len); + return addr; + } +#else + return g2h(guest_addr); +#endif +} + +/* Unlock an area of guest memory. The first LEN bytes must be + flushed back to guest memory. host_ptr = NULL is explicitly + allowed and does nothing. */ +static inline void unlock_user(void *host_ptr, abi_ulong guest_addr, + long len) +{ + +#ifdef DEBUG_REMAP + if (!host_ptr) + return; + if (host_ptr == g2h(guest_addr)) + return; + if (len > 0) + memcpy(g2h(guest_addr), host_ptr, len); + free(host_ptr); +#endif +} + +/* Return the length of a string in target memory or -TARGET_EFAULT if + access error. */ +abi_long target_strlen(abi_ulong gaddr); + +/* Like lock_user but for null terminated strings. */ +static inline void *lock_user_string(abi_ulong guest_addr) +{ + abi_long len; + len = target_strlen(guest_addr); + if (len < 0) + return NULL; + return lock_user(VERIFY_READ, guest_addr, (long)(len + 1), 1); +} + +/* Helper macros for locking/ulocking a target struct. */ +#define lock_user_struct(type, host_ptr, guest_addr, copy) \ + (host_ptr = lock_user(type, guest_addr, sizeof(*host_ptr), copy)) +#define unlock_user_struct(host_ptr, guest_addr, copy) \ + unlock_user(host_ptr, guest_addr, (copy) ? sizeof(*host_ptr) : 0) + +#if defined(CONFIG_USE_NPTL) +#include <pthread.h> +#endif + +#endif /* QEMU_H */ diff --git a/bsd-user/signal.c b/bsd-user/signal.c new file mode 100644 index 000000000..445f69e83 --- /dev/null +++ b/bsd-user/signal.c @@ -0,0 +1,38 @@ +/* + * Emulation of BSD signals + * + * Copyright (c) 2003 - 2008 Fabrice Bellard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <stdarg.h> +#include <unistd.h> +#include <signal.h> +#include <errno.h> + +#include "qemu.h" +#include "target_signal.h" + +//#define DEBUG_SIGNAL + +void signal_init(void) +{ +} + +void process_pending_signals(CPUArchState *cpu_env) +{ +} diff --git a/bsd-user/sparc/syscall.h b/bsd-user/sparc/syscall.h new file mode 100644 index 000000000..5a9bb7e54 --- /dev/null +++ b/bsd-user/sparc/syscall.h @@ -0,0 +1,9 @@ +struct target_pt_regs { + abi_ulong psr; + abi_ulong pc; + abi_ulong npc; + abi_ulong y; + abi_ulong u_regs[16]; +}; + +#define UNAME_MACHINE "sun4" diff --git a/bsd-user/sparc/target_signal.h b/bsd-user/sparc/target_signal.h new file mode 100644 index 000000000..5b2abba40 --- /dev/null +++ b/bsd-user/sparc/target_signal.h @@ -0,0 +1,27 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_long ss_flags; + abi_ulong ss_size; +} target_stack_t; + + +#ifndef UREG_I6 +#define UREG_I6 6 +#endif +#ifndef UREG_FP +#define UREG_FP UREG_I6 +#endif + +static inline abi_ulong get_sp_from_cpustate(CPUSPARCState *state) +{ + return state->regwptr[UREG_FP]; +} + +#endif /* TARGET_SIGNAL_H */ diff --git a/bsd-user/sparc64/syscall.h b/bsd-user/sparc64/syscall.h new file mode 100644 index 000000000..81a816de9 --- /dev/null +++ b/bsd-user/sparc64/syscall.h @@ -0,0 +1,10 @@ +struct target_pt_regs { + abi_ulong u_regs[16]; + abi_ulong tstate; + abi_ulong pc; + abi_ulong npc; + abi_ulong y; + abi_ulong fprs; +}; + +#define UNAME_MACHINE "sun4u" diff --git a/bsd-user/sparc64/target_signal.h b/bsd-user/sparc64/target_signal.h new file mode 100644 index 000000000..5b2abba40 --- /dev/null +++ b/bsd-user/sparc64/target_signal.h @@ -0,0 +1,27 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_long ss_flags; + abi_ulong ss_size; +} target_stack_t; + + +#ifndef UREG_I6 +#define UREG_I6 6 +#endif +#ifndef UREG_FP +#define UREG_FP UREG_I6 +#endif + +static inline abi_ulong get_sp_from_cpustate(CPUSPARCState *state) +{ + return state->regwptr[UREG_FP]; +} + +#endif /* TARGET_SIGNAL_H */ diff --git a/bsd-user/strace.c b/bsd-user/strace.c new file mode 100644 index 000000000..d73bbcaba --- /dev/null +++ b/bsd-user/strace.c @@ -0,0 +1,191 @@ +#include <stdio.h> +#include <errno.h> +#include <sys/select.h> +#include <sys/types.h> +#include <unistd.h> +#include <sys/syscall.h> +#include "qemu.h" + +int do_strace=0; + +struct syscallname { + int nr; + const char *name; + const char *format; + void (*call)(const struct syscallname *, + abi_long, abi_long, abi_long, + abi_long, abi_long, abi_long); + void (*result)(const struct syscallname *, abi_long); +}; + +/* + * Utility functions + */ + +static void +print_execve(const struct syscallname *name, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + abi_ulong arg_ptr_addr; + char *s; + + if (!(s = lock_user_string(arg1))) + return; + gemu_log("%s(\"%s\",{", name->name, s); + unlock_user(s, arg1, 0); + + for (arg_ptr_addr = arg2; ; arg_ptr_addr += sizeof(abi_ulong)) { + abi_ulong *arg_ptr, arg_addr; + + arg_ptr = lock_user(VERIFY_READ, arg_ptr_addr, sizeof(abi_ulong), 1); + if (!arg_ptr) + return; + arg_addr = tswapl(*arg_ptr); + unlock_user(arg_ptr, arg_ptr_addr, 0); + if (!arg_addr) + break; + if ((s = lock_user_string(arg_addr))) { + gemu_log("\"%s\",", s); + unlock_user(s, arg_addr, 0); + } + } + + gemu_log("NULL})"); +} + +/* + * Variants for the return value output function + */ + +static void +print_syscall_ret_addr(const struct syscallname *name, abi_long ret) +{ +if( ret == -1 ) { + gemu_log(" = -1 errno=%d (%s)\n", errno, strerror(errno)); + } else { + gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); + } +} + +#if 0 /* currently unused */ +static void +print_syscall_ret_raw(struct syscallname *name, abi_long ret) +{ + gemu_log(" = 0x" TARGET_ABI_FMT_lx "\n", ret); +} +#endif + +/* + * An array of all of the syscalls we know about + */ + +static const struct syscallname freebsd_scnames[] = { +#include "freebsd/strace.list" +}; +static const struct syscallname netbsd_scnames[] = { +#include "netbsd/strace.list" +}; +static const struct syscallname openbsd_scnames[] = { +#include "openbsd/strace.list" +}; + +static void +print_syscall(int num, const struct syscallname *scnames, unsigned int nscnames, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + unsigned int i; + const char *format="%s(" TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," + TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," TARGET_ABI_FMT_ld "," + TARGET_ABI_FMT_ld ")"; + + gemu_log("%d ", getpid() ); + + for (i = 0; i < nscnames; i++) + if (scnames[i].nr == num) { + if (scnames[i].call != NULL) { + scnames[i].call(&scnames[i], arg1, arg2, arg3, arg4, arg5, + arg6); + } else { + /* XXX: this format system is broken because it uses + host types and host pointers for strings */ + if (scnames[i].format != NULL) + format = scnames[i].format; + gemu_log(format, scnames[i].name, arg1, arg2, arg3, arg4, + arg5, arg6); + } + return; + } + gemu_log("Unknown syscall %d\n", num); +} + +static void +print_syscall_ret(int num, abi_long ret, const struct syscallname *scnames, + unsigned int nscnames) +{ + unsigned int i; + + for (i = 0; i < nscnames; i++) + if (scnames[i].nr == num) { + if (scnames[i].result != NULL) { + scnames[i].result(&scnames[i], ret); + } else { + if( ret < 0 ) { + gemu_log(" = -1 errno=" TARGET_ABI_FMT_ld " (%s)\n", -ret, + strerror(-ret)); + } else { + gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); + } + } + break; + } +} + +/* + * The public interface to this module. + */ +void +print_freebsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + print_syscall(num, freebsd_scnames, ARRAY_SIZE(freebsd_scnames), + arg1, arg2, arg3, arg4, arg5, arg6); +} + +void +print_freebsd_syscall_ret(int num, abi_long ret) +{ + print_syscall_ret(num, ret, freebsd_scnames, ARRAY_SIZE(freebsd_scnames)); +} + +void +print_netbsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + print_syscall(num, netbsd_scnames, ARRAY_SIZE(netbsd_scnames), + arg1, arg2, arg3, arg4, arg5, arg6); +} + +void +print_netbsd_syscall_ret(int num, abi_long ret) +{ + print_syscall_ret(num, ret, netbsd_scnames, ARRAY_SIZE(netbsd_scnames)); +} + +void +print_openbsd_syscall(int num, + abi_long arg1, abi_long arg2, abi_long arg3, + abi_long arg4, abi_long arg5, abi_long arg6) +{ + print_syscall(num, openbsd_scnames, ARRAY_SIZE(openbsd_scnames), + arg1, arg2, arg3, arg4, arg5, arg6); +} + +void +print_openbsd_syscall_ret(int num, abi_long ret) +{ + print_syscall_ret(num, ret, openbsd_scnames, ARRAY_SIZE(openbsd_scnames)); +} diff --git a/bsd-user/syscall.c b/bsd-user/syscall.c new file mode 100644 index 000000000..18b43f1a2 --- /dev/null +++ b/bsd-user/syscall.c @@ -0,0 +1,559 @@ +/* + * BSD syscalls + * + * Copyright (c) 2003 - 2008 Fabrice Bellard + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, see <http://www.gnu.org/licenses/>. + */ +#include <stdlib.h> +#include <stdio.h> +#include <stdint.h> +#include <stdarg.h> +#include <string.h> +#include <errno.h> +#include <unistd.h> +#include <fcntl.h> +#include <time.h> +#include <limits.h> +#include <sys/types.h> +#include <sys/mman.h> +#include <sys/syscall.h> +#include <sys/param.h> +#include <sys/sysctl.h> +#include <utime.h> + +#include "qemu.h" +#include "qemu-common.h" + +//#define DEBUG + +static abi_ulong target_brk; +static abi_ulong target_original_brk; + +static inline abi_long get_errno(abi_long ret) +{ + if (ret == -1) + /* XXX need to translate host -> target errnos here */ + return -(errno); + else + return ret; +} + +#define target_to_host_bitmask(x, tbl) (x) + +static inline int is_error(abi_long ret) +{ + return (abi_ulong)ret >= (abi_ulong)(-4096); +} + +void target_set_brk(abi_ulong new_brk) +{ + target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); +} + +/* do_obreak() must return target errnos. */ +static abi_long do_obreak(abi_ulong new_brk) +{ + abi_ulong brk_page; + abi_long mapped_addr; + int new_alloc_size; + + if (!new_brk) + return 0; + if (new_brk < target_original_brk) + return -TARGET_EINVAL; + + brk_page = HOST_PAGE_ALIGN(target_brk); + + /* If the new brk is less than this, set it and we're done... */ + if (new_brk < brk_page) { + target_brk = new_brk; + return 0; + } + + /* We need to allocate more memory after the brk... */ + new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1); + mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, + PROT_READ|PROT_WRITE, + MAP_ANON|MAP_FIXED|MAP_PRIVATE, -1, 0)); + + if (!is_error(mapped_addr)) + target_brk = new_brk; + else + return mapped_addr; + + return 0; +} + +#if defined(TARGET_I386) +static abi_long do_freebsd_sysarch(CPUX86State *env, int op, abi_ulong parms) +{ + abi_long ret = 0; + abi_ulong val; + int idx; + + switch(op) { +#ifdef TARGET_ABI32 + case TARGET_FREEBSD_I386_SET_GSBASE: + case TARGET_FREEBSD_I386_SET_FSBASE: + if (op == TARGET_FREEBSD_I386_SET_GSBASE) +#else + case TARGET_FREEBSD_AMD64_SET_GSBASE: + case TARGET_FREEBSD_AMD64_SET_FSBASE: + if (op == TARGET_FREEBSD_AMD64_SET_GSBASE) +#endif + idx = R_GS; + else + idx = R_FS; + if (get_user(val, parms, abi_ulong)) + return -TARGET_EFAULT; + cpu_x86_load_seg(env, idx, 0); + env->segs[idx].base = val; + break; +#ifdef TARGET_ABI32 + case TARGET_FREEBSD_I386_GET_GSBASE: + case TARGET_FREEBSD_I386_GET_FSBASE: + if (op == TARGET_FREEBSD_I386_GET_GSBASE) +#else + case TARGET_FREEBSD_AMD64_GET_GSBASE: + case TARGET_FREEBSD_AMD64_GET_FSBASE: + if (op == TARGET_FREEBSD_AMD64_GET_GSBASE) +#endif + idx = R_GS; + else + idx = R_FS; + val = env->segs[idx].base; + if (put_user(val, parms, abi_ulong)) + return -TARGET_EFAULT; + break; + /* XXX handle the others... */ + default: + ret = -TARGET_EINVAL; + break; + } + return ret; +} +#endif + +#ifdef TARGET_SPARC +static abi_long do_freebsd_sysarch(void *env, int op, abi_ulong parms) +{ + /* XXX handle + * TARGET_FREEBSD_SPARC_UTRAP_INSTALL, + * TARGET_FREEBSD_SPARC_SIGTRAMP_INSTALL + */ + return -TARGET_EINVAL; +} +#endif + +#ifdef __FreeBSD__ +/* + * XXX this uses the undocumented oidfmt interface to find the kind of + * a requested sysctl, see /sys/kern/kern_sysctl.c:sysctl_sysctl_oidfmt() + * (this is mostly copied from src/sbin/sysctl/sysctl.c) + */ +static int +oidfmt(int *oid, int len, char *fmt, uint32_t *kind) +{ + int qoid[CTL_MAXNAME+2]; + uint8_t buf[BUFSIZ]; + int i; + size_t j; + + qoid[0] = 0; + qoid[1] = 4; + memcpy(qoid + 2, oid, len * sizeof(int)); + + j = sizeof(buf); + i = sysctl(qoid, len + 2, buf, &j, 0, 0); + if (i) + return i; + + if (kind) + *kind = *(uint32_t *)buf; + + if (fmt) + strcpy(fmt, (char *)(buf + sizeof(uint32_t))); + return (0); +} + +/* + * try and convert sysctl return data for the target. + * XXX doesn't handle CTLTYPE_OPAQUE and CTLTYPE_STRUCT. + */ +static int sysctl_oldcvt(void *holdp, size_t holdlen, uint32_t kind) +{ + switch (kind & CTLTYPE) { + case CTLTYPE_INT: + case CTLTYPE_UINT: + *(uint32_t *)holdp = tswap32(*(uint32_t *)holdp); + break; +#ifdef TARGET_ABI32 + case CTLTYPE_LONG: + case CTLTYPE_ULONG: + *(uint32_t *)holdp = tswap32(*(long *)holdp); + break; +#else + case CTLTYPE_LONG: + *(uint64_t *)holdp = tswap64(*(long *)holdp); + case CTLTYPE_ULONG: + *(uint64_t *)holdp = tswap64(*(unsigned long *)holdp); + break; +#endif + case CTLTYPE_QUAD: + *(uint64_t *)holdp = tswap64(*(uint64_t *)holdp); + break; + case CTLTYPE_STRING: + break; + default: + /* XXX unhandled */ + return -1; + } + return 0; +} + +/* XXX this needs to be emulated on non-FreeBSD hosts... */ +static abi_long do_freebsd_sysctl(abi_ulong namep, int32_t namelen, abi_ulong oldp, + abi_ulong oldlenp, abi_ulong newp, abi_ulong newlen) +{ + abi_long ret; + void *hnamep, *holdp, *hnewp = NULL; + size_t holdlen; + abi_ulong oldlen = 0; + int32_t *snamep = g_malloc(sizeof(int32_t) * namelen), *p, *q, i; + uint32_t kind = 0; + + if (oldlenp) + get_user_ual(oldlen, oldlenp); + if (!(hnamep = lock_user(VERIFY_READ, namep, namelen, 1))) + return -TARGET_EFAULT; + if (newp && !(hnewp = lock_user(VERIFY_READ, newp, newlen, 1))) + return -TARGET_EFAULT; + if (!(holdp = lock_user(VERIFY_WRITE, oldp, oldlen, 0))) + return -TARGET_EFAULT; + holdlen = oldlen; + for (p = hnamep, q = snamep, i = 0; i < namelen; p++, i++) + *q++ = tswap32(*p); + oidfmt(snamep, namelen, NULL, &kind); + /* XXX swap hnewp */ + ret = get_errno(sysctl(snamep, namelen, holdp, &holdlen, hnewp, newlen)); + if (!ret) + sysctl_oldcvt(holdp, holdlen, kind); + put_user_ual(holdlen, oldlenp); + unlock_user(hnamep, namep, 0); + unlock_user(holdp, oldp, holdlen); + if (hnewp) + unlock_user(hnewp, newp, 0); + g_free(snamep); + return ret; +} +#endif + +/* FIXME + * lock_iovec()/unlock_iovec() have a return code of 0 for success where + * other lock functions have a return code of 0 for failure. + */ +static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, + int count, int copy) +{ + struct target_iovec *target_vec; + abi_ulong base; + int i; + + target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); + if (!target_vec) + return -TARGET_EFAULT; + for(i = 0;i < count; i++) { + base = tswapl(target_vec[i].iov_base); + vec[i].iov_len = tswapl(target_vec[i].iov_len); + if (vec[i].iov_len != 0) { + vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); + /* Don't check lock_user return value. We must call writev even + if a element has invalid base address. */ + } else { + /* zero length pointer is ignored */ + vec[i].iov_base = NULL; + } + } + unlock_user (target_vec, target_addr, 0); + return 0; +} + +static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, + int count, int copy) +{ + struct target_iovec *target_vec; + abi_ulong base; + int i; + + target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); + if (!target_vec) + return -TARGET_EFAULT; + for(i = 0;i < count; i++) { + if (target_vec[i].iov_base) { + base = tswapl(target_vec[i].iov_base); + unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); + } + } + unlock_user (target_vec, target_addr, 0); + + return 0; +} + +/* do_syscall() should always have a single exit point at the end so + that actions, such as logging of syscall results, can be performed. + All errnos that do_syscall() returns must be -TARGET_<errcode>. */ +abi_long do_freebsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6, abi_long arg7, + abi_long arg8) +{ + abi_long ret; + void *p; + +#ifdef DEBUG + gemu_log("freebsd syscall %d\n", num); +#endif + if(do_strace) + print_freebsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + + switch(num) { + case TARGET_FREEBSD_NR_exit: +#ifdef TARGET_GPROF + _mcleanup(); +#endif + gdb_exit(cpu_env, arg1); + /* XXX: should free thread stack and CPU env */ + _exit(arg1); + ret = 0; /* avoid warning */ + break; + case TARGET_FREEBSD_NR_read: + if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) + goto efault; + ret = get_errno(read(arg1, p, arg3)); + unlock_user(p, arg2, ret); + break; + case TARGET_FREEBSD_NR_write: + if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) + goto efault; + ret = get_errno(write(arg1, p, arg3)); + unlock_user(p, arg2, 0); + break; + case TARGET_FREEBSD_NR_writev: + { + int count = arg3; + struct iovec *vec; + + vec = alloca(count * sizeof(struct iovec)); + if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) + goto efault; + ret = get_errno(writev(arg1, vec, count)); + unlock_iovec(vec, arg2, count, 0); + } + break; + case TARGET_FREEBSD_NR_open: + if (!(p = lock_user_string(arg1))) + goto efault; + ret = get_errno(open(path(p), + target_to_host_bitmask(arg2, fcntl_flags_tbl), + arg3)); + unlock_user(p, arg1, 0); + break; + case TARGET_FREEBSD_NR_mmap: + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, + arg6)); + break; + case TARGET_FREEBSD_NR_mprotect: + ret = get_errno(target_mprotect(arg1, arg2, arg3)); + break; + case TARGET_FREEBSD_NR_break: + ret = do_obreak(arg1); + break; +#ifdef __FreeBSD__ + case TARGET_FREEBSD_NR___sysctl: + ret = do_freebsd_sysctl(arg1, arg2, arg3, arg4, arg5, arg6); + break; +#endif + case TARGET_FREEBSD_NR_sysarch: + ret = do_freebsd_sysarch(cpu_env, arg1, arg2); + break; + case TARGET_FREEBSD_NR_syscall: + case TARGET_FREEBSD_NR___syscall: + ret = do_freebsd_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,arg7,arg8,0); + break; + default: + ret = get_errno(syscall(num, arg1, arg2, arg3, arg4, arg5, arg6, arg7, arg8)); + break; + } + fail: +#ifdef DEBUG + gemu_log(" = %ld\n", ret); +#endif + if (do_strace) + print_freebsd_syscall_ret(num, ret); + return ret; + efault: + ret = -TARGET_EFAULT; + goto fail; +} + +abi_long do_netbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6) +{ + abi_long ret; + void *p; + +#ifdef DEBUG + gemu_log("netbsd syscall %d\n", num); +#endif + if(do_strace) + print_netbsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + + switch(num) { + case TARGET_NETBSD_NR_exit: +#ifdef TARGET_GPROF + _mcleanup(); +#endif + gdb_exit(cpu_env, arg1); + /* XXX: should free thread stack and CPU env */ + _exit(arg1); + ret = 0; /* avoid warning */ + break; + case TARGET_NETBSD_NR_read: + if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) + goto efault; + ret = get_errno(read(arg1, p, arg3)); + unlock_user(p, arg2, ret); + break; + case TARGET_NETBSD_NR_write: + if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) + goto efault; + ret = get_errno(write(arg1, p, arg3)); + unlock_user(p, arg2, 0); + break; + case TARGET_NETBSD_NR_open: + if (!(p = lock_user_string(arg1))) + goto efault; + ret = get_errno(open(path(p), + target_to_host_bitmask(arg2, fcntl_flags_tbl), + arg3)); + unlock_user(p, arg1, 0); + break; + case TARGET_NETBSD_NR_mmap: + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, + arg6)); + break; + case TARGET_NETBSD_NR_mprotect: + ret = get_errno(target_mprotect(arg1, arg2, arg3)); + break; + case TARGET_NETBSD_NR_syscall: + case TARGET_NETBSD_NR___syscall: + ret = do_netbsd_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); + break; + default: + ret = syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + break; + } + fail: +#ifdef DEBUG + gemu_log(" = %ld\n", ret); +#endif + if (do_strace) + print_netbsd_syscall_ret(num, ret); + return ret; + efault: + ret = -TARGET_EFAULT; + goto fail; +} + +abi_long do_openbsd_syscall(void *cpu_env, int num, abi_long arg1, + abi_long arg2, abi_long arg3, abi_long arg4, + abi_long arg5, abi_long arg6) +{ + abi_long ret; + void *p; + +#ifdef DEBUG + gemu_log("openbsd syscall %d\n", num); +#endif + if(do_strace) + print_openbsd_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + + switch(num) { + case TARGET_OPENBSD_NR_exit: +#ifdef TARGET_GPROF + _mcleanup(); +#endif + gdb_exit(cpu_env, arg1); + /* XXX: should free thread stack and CPU env */ + _exit(arg1); + ret = 0; /* avoid warning */ + break; + case TARGET_OPENBSD_NR_read: + if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) + goto efault; + ret = get_errno(read(arg1, p, arg3)); + unlock_user(p, arg2, ret); + break; + case TARGET_OPENBSD_NR_write: + if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) + goto efault; + ret = get_errno(write(arg1, p, arg3)); + unlock_user(p, arg2, 0); + break; + case TARGET_OPENBSD_NR_open: + if (!(p = lock_user_string(arg1))) + goto efault; + ret = get_errno(open(path(p), + target_to_host_bitmask(arg2, fcntl_flags_tbl), + arg3)); + unlock_user(p, arg1, 0); + break; + case TARGET_OPENBSD_NR_mmap: + ret = get_errno(target_mmap(arg1, arg2, arg3, + target_to_host_bitmask(arg4, mmap_flags_tbl), + arg5, + arg6)); + break; + case TARGET_OPENBSD_NR_mprotect: + ret = get_errno(target_mprotect(arg1, arg2, arg3)); + break; + case TARGET_OPENBSD_NR_syscall: + case TARGET_OPENBSD_NR___syscall: + ret = do_openbsd_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); + break; + default: + ret = syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); + break; + } + fail: +#ifdef DEBUG + gemu_log(" = %ld\n", ret); +#endif + if (do_strace) + print_openbsd_syscall_ret(num, ret); + return ret; + efault: + ret = -TARGET_EFAULT; + goto fail; +} + +void syscall_init(void) +{ +} diff --git a/bsd-user/syscall_defs.h b/bsd-user/syscall_defs.h new file mode 100644 index 000000000..207ddeecb --- /dev/null +++ b/bsd-user/syscall_defs.h @@ -0,0 +1,114 @@ +/* $OpenBSD: signal.h,v 1.19 2006/01/08 14:20:16 millert Exp $ */ +/* $NetBSD: signal.h,v 1.21 1996/02/09 18:25:32 christos Exp $ */ + +/* + * Copyright (c) 1982, 1986, 1989, 1991, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)signal.h 8.2 (Berkeley) 1/21/94 + */ + +#define TARGET_NSIG 32 /* counting 0; could be 33 (mask is 1-32) */ + +#define TARGET_SIGHUP 1 /* hangup */ +#define TARGET_SIGINT 2 /* interrupt */ +#define TARGET_SIGQUIT 3 /* quit */ +#define TARGET_SIGILL 4 /* illegal instruction (not reset when caught) */ +#define TARGET_SIGTRAP 5 /* trace trap (not reset when caught) */ +#define TARGET_SIGABRT 6 /* abort() */ +#define TARGET_SIGIOT SIGABRT /* compatibility */ +#define TARGET_SIGEMT 7 /* EMT instruction */ +#define TARGET_SIGFPE 8 /* floating point exception */ +#define TARGET_SIGKILL 9 /* kill (cannot be caught or ignored) */ +#define TARGET_SIGBUS 10 /* bus error */ +#define TARGET_SIGSEGV 11 /* segmentation violation */ +#define TARGET_SIGSYS 12 /* bad argument to system call */ +#define TARGET_SIGPIPE 13 /* write on a pipe with no one to read it */ +#define TARGET_SIGALRM 14 /* alarm clock */ +#define TARGET_SIGTERM 15 /* software termination signal from kill */ +#define TARGET_SIGURG 16 /* urgent condition on IO channel */ +#define TARGET_SIGSTOP 17 /* sendable stop signal not from tty */ +#define TARGET_SIGTSTP 18 /* stop signal from tty */ +#define TARGET_SIGCONT 19 /* continue a stopped process */ +#define TARGET_SIGCHLD 20 /* to parent on child stop or exit */ +#define TARGET_SIGTTIN 21 /* to readers pgrp upon background tty read */ +#define TARGET_SIGTTOU 22 /* like TTIN for output if (tp->t_local<OSTOP) */ +#define TARGET_SIGIO 23 /* input/output possible signal */ +#define TARGET_SIGXCPU 24 /* exceeded CPU time limit */ +#define TARGET_SIGXFSZ 25 /* exceeded file size limit */ +#define TARGET_SIGVTALRM 26 /* virtual time alarm */ +#define TARGET_SIGPROF 27 /* profiling time alarm */ +#define TARGET_SIGWINCH 28 /* window size changes */ +#define TARGET_SIGINFO 29 /* information request */ +#define TARGET_SIGUSR1 30 /* user defined signal 1 */ +#define TARGET_SIGUSR2 31 /* user defined signal 2 */ + +/* + * Language spec says we must list exactly one parameter, even though we + * actually supply three. Ugh! + */ +#define TARGET_SIG_DFL (void (*)(int))0 +#define TARGET_SIG_IGN (void (*)(int))1 +#define TARGET_SIG_ERR (void (*)(int))-1 + +#define TARGET_SA_ONSTACK 0x0001 /* take signal on signal stack */ +#define TARGET_SA_RESTART 0x0002 /* restart system on signal return */ +#define TARGET_SA_RESETHAND 0x0004 /* reset to SIG_DFL when taking signal */ +#define TARGET_SA_NODEFER 0x0010 /* don't mask the signal we're delivering */ +#define TARGET_SA_NOCLDWAIT 0x0020 /* don't create zombies (assign to pid 1) */ +#define TARGET_SA_USERTRAMP 0x0100 /* do not bounce off kernel's sigtramp */ +#define TARGET_SA_NOCLDSTOP 0x0008 /* do not generate SIGCHLD on child stop */ +#define TARGET_SA_SIGINFO 0x0040 /* generate siginfo_t */ + +/* + * Flags for sigprocmask: + */ +#define TARGET_SIG_BLOCK 1 /* block specified signal set */ +#define TARGET_SIG_UNBLOCK 2 /* unblock specified signal set */ +#define TARGET_SIG_SETMASK 3 /* set specified signal set */ + +#define TARGET_BADSIG SIG_ERR + +#define TARGET_SS_ONSTACK 0x0001 /* take signals on alternate stack */ +#define TARGET_SS_DISABLE 0x0004 /* disable taking signals on alternate stack */ + +#include "errno_defs.h" + +#include "freebsd/syscall_nr.h" +#include "netbsd/syscall_nr.h" +#include "openbsd/syscall_nr.h" + +struct target_iovec { + abi_long iov_base; /* Starting address */ + abi_long iov_len; /* Number of bytes */ +}; + diff --git a/bsd-user/uaccess.c b/bsd-user/uaccess.c new file mode 100644 index 000000000..677f19c26 --- /dev/null +++ b/bsd-user/uaccess.c @@ -0,0 +1,65 @@ +/* User memory access */ +#include <stdio.h> +#include <string.h> + +#include "qemu.h" + +/* copy_from_user() and copy_to_user() are usually used to copy data + * buffers between the target and host. These internally perform + * locking/unlocking of the memory. + */ +abi_long copy_from_user(void *hptr, abi_ulong gaddr, size_t len) +{ + abi_long ret = 0; + void *ghptr; + + if ((ghptr = lock_user(VERIFY_READ, gaddr, len, 1))) { + memcpy(hptr, ghptr, len); + unlock_user(ghptr, gaddr, 0); + } else + ret = -TARGET_EFAULT; + + return ret; +} + + +abi_long copy_to_user(abi_ulong gaddr, void *hptr, size_t len) +{ + abi_long ret = 0; + void *ghptr; + + if ((ghptr = lock_user(VERIFY_WRITE, gaddr, len, 0))) { + memcpy(ghptr, hptr, len); + unlock_user(ghptr, gaddr, len); + } else + ret = -TARGET_EFAULT; + + return ret; +} + +/* Return the length of a string in target memory or -TARGET_EFAULT if + access error */ +abi_long target_strlen(abi_ulong guest_addr1) +{ + uint8_t *ptr; + abi_ulong guest_addr; + int max_len, len; + + guest_addr = guest_addr1; + for(;;) { + max_len = TARGET_PAGE_SIZE - (guest_addr & ~TARGET_PAGE_MASK); + ptr = lock_user(VERIFY_READ, guest_addr, max_len, 1); + if (!ptr) + return -TARGET_EFAULT; + len = qemu_strnlen((char *)ptr, max_len); + unlock_user(ptr, guest_addr, 0); + guest_addr += len; + /* we don't allow wrapping or integer overflow */ + if (guest_addr == 0 || + (guest_addr - guest_addr1) > 0x7fffffff) + return -TARGET_EFAULT; + if (len != max_len) + break; + } + return guest_addr - guest_addr1; +} diff --git a/bsd-user/x86_64/syscall.h b/bsd-user/x86_64/syscall.h new file mode 100644 index 000000000..630514a93 --- /dev/null +++ b/bsd-user/x86_64/syscall.h @@ -0,0 +1,116 @@ +#define __USER_CS (0x33) +#define __USER_DS (0x2B) + +struct target_pt_regs { + abi_ulong r15; + abi_ulong r14; + abi_ulong r13; + abi_ulong r12; + abi_ulong rbp; + abi_ulong rbx; +/* arguments: non interrupts/non tracing syscalls only save up to here */ + abi_ulong r11; + abi_ulong r10; + abi_ulong r9; + abi_ulong r8; + abi_ulong rax; + abi_ulong rcx; + abi_ulong rdx; + abi_ulong rsi; + abi_ulong rdi; + abi_ulong orig_rax; +/* end of arguments */ +/* cpu exception frame or undefined */ + abi_ulong rip; + abi_ulong cs; + abi_ulong eflags; + abi_ulong rsp; + abi_ulong ss; +/* top of stack page */ +}; + +/* Maximum number of LDT entries supported. */ +#define TARGET_LDT_ENTRIES 8192 +/* The size of each LDT entry. */ +#define TARGET_LDT_ENTRY_SIZE 8 + +#define TARGET_GDT_ENTRIES 16 +#define TARGET_GDT_ENTRY_TLS_ENTRIES 3 +#define TARGET_GDT_ENTRY_TLS_MIN 12 +#define TARGET_GDT_ENTRY_TLS_MAX 14 + +#if 0 // Redefine this +struct target_modify_ldt_ldt_s { + unsigned int entry_number; + abi_ulong base_addr; + unsigned int limit; + unsigned int seg_32bit:1; + unsigned int contents:2; + unsigned int read_exec_only:1; + unsigned int limit_in_pages:1; + unsigned int seg_not_present:1; + unsigned int useable:1; + unsigned int lm:1; +}; +#else +struct target_modify_ldt_ldt_s { + unsigned int entry_number; + abi_ulong base_addr; + unsigned int limit; + unsigned int flags; +}; +#endif + +struct target_ipc64_perm +{ + int key; + uint32_t uid; + uint32_t gid; + uint32_t cuid; + uint32_t cgid; + unsigned short mode; + unsigned short __pad1; + unsigned short seq; + unsigned short __pad2; + abi_ulong __unused1; + abi_ulong __unused2; +}; + +struct target_msqid64_ds { + struct target_ipc64_perm msg_perm; + unsigned int msg_stime; /* last msgsnd time */ + unsigned int msg_rtime; /* last msgrcv time */ + unsigned int msg_ctime; /* last change time */ + abi_ulong msg_cbytes; /* current number of bytes on queue */ + abi_ulong msg_qnum; /* number of messages in queue */ + abi_ulong msg_qbytes; /* max number of bytes on queue */ + unsigned int msg_lspid; /* pid of last msgsnd */ + unsigned int msg_lrpid; /* last receive pid */ + abi_ulong __unused4; + abi_ulong __unused5; +}; + +/* FreeBSD sysarch(2) */ +#define TARGET_FREEBSD_I386_GET_LDT 0 +#define TARGET_FREEBSD_I386_SET_LDT 1 + /* I386_IOPL */ +#define TARGET_FREEBSD_I386_GET_IOPERM 3 +#define TARGET_FREEBSD_I386_SET_IOPERM 4 + /* xxxxx */ +#define TARGET_FREEBSD_I386_GET_FSBASE 7 +#define TARGET_FREEBSD_I386_SET_FSBASE 8 +#define TARGET_FREEBSD_I386_GET_GSBASE 9 +#define TARGET_FREEBSD_I386_SET_GSBASE 10 + +#define TARGET_FREEBSD_AMD64_GET_FSBASE 128 +#define TARGET_FREEBSD_AMD64_SET_FSBASE 129 +#define TARGET_FREEBSD_AMD64_GET_GSBASE 130 +#define TARGET_FREEBSD_AMD64_SET_GSBASE 131 + + +#define UNAME_MACHINE "x86_64" + +#define TARGET_ARCH_SET_GS 0x1001 +#define TARGET_ARCH_SET_FS 0x1002 +#define TARGET_ARCH_GET_FS 0x1003 +#define TARGET_ARCH_GET_GS 0x1004 diff --git a/bsd-user/x86_64/target_signal.h b/bsd-user/x86_64/target_signal.h new file mode 100644 index 000000000..659cd401b --- /dev/null +++ b/bsd-user/x86_64/target_signal.h @@ -0,0 +1,19 @@ +#ifndef TARGET_SIGNAL_H +#define TARGET_SIGNAL_H + +#include "cpu.h" + +/* this struct defines a stack used during syscall handling */ + +typedef struct target_sigaltstack { + abi_ulong ss_sp; + abi_long ss_flags; + abi_ulong ss_size; +} target_stack_t; + +static inline abi_ulong get_sp_from_cpustate(CPUX86State *state) +{ + return state->regs[R_ESP]; +} + +#endif /* TARGET_SIGNAL_H */ |