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Diffstat (limited to 'src/arlib.h')
-rw-r--r-- | src/arlib.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/arlib.h b/src/arlib.h new file mode 100644 index 00000000..e117166e --- /dev/null +++ b/src/arlib.h @@ -0,0 +1,98 @@ +/* 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 */ |