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Diffstat (limited to 'src/arlib.h')
| -rw-r--r-- | src/arlib.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/arlib.h b/src/arlib.h new file mode 100644 index 0000000..fd26d24 --- /dev/null +++ b/src/arlib.h @@ -0,0 +1,96 @@ +/* Copyright (C) 2007 Red Hat, Inc. + Written by Ulrich Drepper <drepper@redhat.com>, 2007. + + 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>. */ + +#ifndef _ARLIB_H +#define _ARLIB_H 1 + +#include <ar.h> +#include <byteswap.h> +#include <endian.h> +#include <libelf.h> +#include <obstack.h> +#include <stddef.h> +#include <stdint.h> +#include <sys/types.h> + + +/* Maximum length of a file name that fits directly into the ar header. + We cannot use the final byte since a / goes there. */ +#define MAX_AR_NAME_LEN (sizeof (((struct ar_hdr *) NULL)->ar_name) - 1) + + +/* Words matching in size to archive header. */ +#define AR_HDR_WORDS (sizeof (struct ar_hdr) / sizeof (uint32_t)) + + +#if __BYTE_ORDER == __LITTLE_ENDIAN +# define le_bswap_32(val) bswap_32 (val) +#else +# define le_bswap_32(val) (val) +#endif + + +/* Symbol table type. */ +struct arlib_symtab +{ + /* Symbol table handling. */ + struct obstack symsoffob; + struct obstack symsnameob; + size_t symsofflen; + uint32_t *symsoff; + size_t symsnamelen; + char *symsname; + + /* Long filename handling. */ + struct obstack longnamesob; + size_t longnameslen; + char *longnames; +}; + + +/* Global variable with symbol table. */ +extern struct arlib_symtab symtab; + + +/* Initialize ARLIB_SYMTAB structure. */ +extern void arlib_init (void); + +/* Finalize ARLIB_SYMTAB content. */ +extern void arlib_finalize (void); + +/* Free resources for ARLIB_SYMTAB. */ +extern void arlib_fini (void); + +/* Add symbols from ELF with value OFFSET to the symbol table SYMTAB. */ +extern void arlib_add_symbols (Elf *elf, const char *arfname, + const char *membername, off_t off); + +/* Add name a file offset of a symbol. */ +extern void arlib_add_symref (const char *symname, off_t symoff); + +/* Add long file name FILENAME of length FILENAMELEN to the symbol table + SYMTAB. Return the offset into the long file name table. */ +extern long int arlib_add_long_name (const char *filename, size_t filenamelen); + +#endif /* arlib.h */ |