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Diffstat (limited to 'tests/newfile.c')
| -rw-r--r-- | tests/newfile.c | 178 |
1 files changed, 178 insertions, 0 deletions
diff --git a/tests/newfile.c b/tests/newfile.c new file mode 100644 index 0000000..f8b132f --- /dev/null +++ b/tests/newfile.c @@ -0,0 +1,178 @@ +/* Copyright (C) 1999, 2000, 2001, 2002, 2005 Red Hat, Inc. + This file is part of Red Hat elfutils. + Written by Ulrich Drepper <drepper@redhat.com>, 1999. + + Red Hat elfutils 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; version 2 of the License. + + Red Hat elfutils 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 Red Hat elfutils; if not, write to the Free Software Foundation, + Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. + + Red Hat elfutils is an included package of the Open Invention Network. + An included package of the Open Invention Network is a package for which + Open Invention Network licensees cross-license their patents. No patent + license is granted, either expressly or impliedly, by designation as an + included package. Should you wish to participate in the Open Invention + Network licensing program, please visit www.openinventionnetwork.com + <http://www.openinventionnetwork.com>. */ + +#include <config.h> + +#include <libelf.h> +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +static void +print_ehdr (Elf32_Ehdr *ehdr) +{ + int n; + + for (n = 0; n < EI_NIDENT; ++n) + printf (" %02x", ehdr->e_ident[n]); + + printf ("\ntype = %d\nmachine = %d\nversion = %d\nentry = %d\n" + "phoff = %d\nshoff = %d\nflags = %d\nehsize = %d\n" + "phentsize = %d\nphnum = %d\nshentsize = %d\nshnum = %d\n" + "shstrndx = %d\n", + ehdr->e_type, + ehdr->e_machine, + ehdr->e_version, + ehdr->e_entry, + ehdr->e_phoff, + ehdr->e_shoff, + ehdr->e_flags, + ehdr->e_ehsize, + ehdr->e_phentsize, + ehdr->e_phnum, + ehdr->e_shentsize, + ehdr->e_shnum, + ehdr->e_shstrndx); +} + +int +main (int argc, char *argv[] __attribute__ ((unused))) +{ + Elf *elf; + int result = 0; + int fd; + char fname[] = "newfile-XXXXXX"; + + fd = mkstemp (fname); + if (fd == -1) + { + printf ("cannot create temporary file: %m\n"); + exit (1); + } + /* Remove the file when we exit. */ + unlink (fname); + + elf_version (EV_CURRENT); + elf = elf_begin (fd, ELF_C_WRITE, NULL); + if (elf == NULL) + { + printf ("elf_begin: %s\n", elf_errmsg (-1)); + result = 1; + } + else + { + if (elf32_newehdr (elf) == NULL) + { + printf ("elf32_newehdr: %s\n", elf_errmsg (-1)); + result = 1; + } + else + { + Elf32_Ehdr *ehdr = elf32_getehdr (elf); + + if (ehdr == NULL) + { + printf ("elf32_getehdr: %s\n", elf_errmsg (-1)); + result = 1; + } + else + { + int i; + + if (argc > 1) + /* Use argc as a debugging flag. */ + print_ehdr (ehdr); + + /* Some tests. */ + for (i = 0; i < EI_NIDENT; ++i) + if (ehdr->e_ident[i] != 0) + { + printf ("ehdr->e_ident[%d] != 0\n", i); + result = 1; + break; + } + +#define VALUE_TEST(name, val) \ + if (ehdr->name != val) \ + { \ + printf ("ehdr->%s != %d\n", #name, val); \ + result = 1; \ + } +#define ZERO_TEST(name) VALUE_TEST (name, 0) + ZERO_TEST (e_type); + ZERO_TEST (e_machine); + ZERO_TEST (e_version); + ZERO_TEST (e_entry); + ZERO_TEST (e_phoff); + ZERO_TEST (e_shoff); + ZERO_TEST (e_flags); + ZERO_TEST (e_ehsize); + ZERO_TEST (e_phentsize); + ZERO_TEST (e_phnum); + ZERO_TEST (e_shentsize); + ZERO_TEST (e_shnum); + ZERO_TEST (e_shstrndx); + + if (elf32_newphdr (elf, 10) == NULL) + { + printf ("elf32_newphdr: %s\n", elf_errmsg (-1)); + result = 1; + } + else + { + if (argc > 1) + print_ehdr (ehdr); + + ehdr = elf32_getehdr (elf); + if (ehdr == NULL) + { + printf ("elf32_getehdr (#2): %s\n", elf_errmsg (-1)); + result = 1; + } + else + { + ZERO_TEST (e_type); + ZERO_TEST (e_machine); + ZERO_TEST (e_version); + ZERO_TEST (e_entry); + ZERO_TEST (e_phoff); + ZERO_TEST (e_shoff); + ZERO_TEST (e_flags); + ZERO_TEST (e_ehsize); + VALUE_TEST (e_phentsize, (int) sizeof (Elf32_Phdr)); + VALUE_TEST (e_phnum, 10); + ZERO_TEST (e_shentsize); + ZERO_TEST (e_shnum); + ZERO_TEST (e_shstrndx); + } + } + } + } + + (void) elf_end (elf); + } + + return result; +} |