1 /*-
2 * Copyright (c) 2006 Joseph Koshy
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 */
26
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD: stable/9/lib/libelf/elf_getarsym.c 164190 2006-11-11 17:16:35Z jkoshy $");
29
30 #include <libelf.h>
31
32 #include "_libelf.h"
33
34 Elf_Arsym *
elf_getarsym(Elf * ar,size_t * ptr)35 elf_getarsym(Elf *ar, size_t *ptr)
36 {
37 size_t n;
38 Elf_Arsym *symtab;
39
40 n = 0;
41 symtab = NULL;
42
43 if (ar == NULL || ar->e_kind != ELF_K_AR)
44 LIBELF_SET_ERROR(ARGUMENT, 0);
45 else if ((symtab = ar->e_u.e_ar.e_symtab) != NULL)
46 n = ar->e_u.e_ar.e_symtabsz;
47 else if (ar->e_u.e_ar.e_rawsymtab)
48 symtab = _libelf_ar_process_symtab(ar, &n);
49 else
50 LIBELF_SET_ERROR(ARCHIVE, 0);
51
52 if (ptr)
53 *ptr = n;
54 return (symtab);
55 }
56
57