2 cntl.c - implementation of the elf_cntl(3) function.
3 Copyright (C) 1995 - 1998 Michael Riepe
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
15 You should have received a copy of the GNU Library General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
23 static const char rcsid[] = "@(#) $Id: cntl.c,v 1.7 2008/05/23 08:15:34 michael Exp $";
27 elf_cntl(Elf *elf, Elf_Cmd cmd) {
34 elf_assert(elf->e_magic == ELF_MAGIC);
35 if (cmd == ELF_C_FDREAD) {
36 if (!elf->e_readable) {
41 else if (cmd != ELF_C_FDDONE) {
42 seterr(ERROR_INVALID_CMD);
45 if (elf->e_disabled) {
48 if (elf->e_kind == ELF_K_AR) {
49 for (child = elf->e_members; child; child = child->e_link) {
50 elf_assert(elf == child->e_parent);
51 if (elf_cntl(child, cmd)) {
56 else if (elf->e_kind == ELF_K_ELF && cmd == ELF_C_FDREAD) {
57 if (!elf->e_ehdr && !_elf_cook(elf)) {
60 for (scn = elf->e_scn_1; scn; scn = scn->s_link) {
61 if (scn->s_index == SHN_UNDEF || scn->s_type == SHT_NULL) {
64 else if (!elf_getdata(scn, NULL)) {