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/* Copyright (C) 2007-2012 Red Hat, Inc.
This file is part of elfutils.
Written by Ulrich Drepper <drepper@redhat.com>, 2007.
This file 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 3 of the License, or
(at your option) any later version.
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 this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef _ARLIB_H
#define _ARLIB_H 1
#include <ar.h>
#include <argp.h>
#include <byteswap.h>
#include <endian.h>
#include <libelf.h>
#include <obstack.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include <sys/types.h>
/* State of -D/-U flags. */
extern bool arlib_deterministic_output;
/* For options common to ar and ranlib. */
extern const struct argp_child arlib_argp_children[];
/* 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 */
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