12de3b87aSKai Wang /*- 22de3b87aSKai Wang * Copyright (c) 2006,2008 Joseph Koshy 32de3b87aSKai Wang * All rights reserved. 42de3b87aSKai Wang * 52de3b87aSKai Wang * Redistribution and use in source and binary forms, with or without 62de3b87aSKai Wang * modification, are permitted provided that the following conditions 72de3b87aSKai Wang * are met: 82de3b87aSKai Wang * 1. Redistributions of source code must retain the above copyright 92de3b87aSKai Wang * notice, this list of conditions and the following disclaimer. 102de3b87aSKai Wang * 2. Redistributions in binary form must reproduce the above copyright 112de3b87aSKai Wang * notice, this list of conditions and the following disclaimer in the 122de3b87aSKai Wang * documentation and/or other materials provided with the distribution. 132de3b87aSKai Wang * 142de3b87aSKai Wang * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 152de3b87aSKai Wang * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 162de3b87aSKai Wang * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 172de3b87aSKai Wang * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 182de3b87aSKai Wang * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 192de3b87aSKai Wang * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 202de3b87aSKai Wang * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 212de3b87aSKai Wang * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 222de3b87aSKai Wang * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 232de3b87aSKai Wang * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 242de3b87aSKai Wang * SUCH DAMAGE. 252de3b87aSKai Wang */ 262de3b87aSKai Wang 272de3b87aSKai Wang #include <ar.h> 282de3b87aSKai Wang #include <libelf.h> 292de3b87aSKai Wang 302de3b87aSKai Wang #include "_libelf.h" 312de3b87aSKai Wang 32*67d97fe7SEd Maste ELFTC_VCSID("$Id: elf_shstrndx.c 3174 2015-03-27 17:13:41Z emaste $"); 332de3b87aSKai Wang 342de3b87aSKai Wang static int 352de3b87aSKai Wang _libelf_getshdrstrndx(Elf *e, size_t *strndx) 362de3b87aSKai Wang { 372de3b87aSKai Wang void *eh; 382de3b87aSKai Wang int ec; 392de3b87aSKai Wang 402de3b87aSKai Wang if (e == NULL || e->e_kind != ELF_K_ELF || 412de3b87aSKai Wang ((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64)) { 422de3b87aSKai Wang LIBELF_SET_ERROR(ARGUMENT, 0); 432de3b87aSKai Wang return (-1); 442de3b87aSKai Wang } 452de3b87aSKai Wang 462de3b87aSKai Wang if ((eh = _libelf_ehdr(e, ec, 0)) == NULL) 472de3b87aSKai Wang return (-1); 482de3b87aSKai Wang 492de3b87aSKai Wang *strndx = e->e_u.e_elf.e_strndx; 502de3b87aSKai Wang 512de3b87aSKai Wang return (0); 522de3b87aSKai Wang } 532de3b87aSKai Wang 542de3b87aSKai Wang int 552de3b87aSKai Wang elf_getshdrstrndx(Elf *e, size_t *strndx) 562de3b87aSKai Wang { 572de3b87aSKai Wang return (_libelf_getshdrstrndx(e, strndx)); 582de3b87aSKai Wang } 592de3b87aSKai Wang 602de3b87aSKai Wang int 612de3b87aSKai Wang elf_getshstrndx(Elf *e, size_t *strndx) /* Deprecated API. */ 622de3b87aSKai Wang { 632de3b87aSKai Wang return (_libelf_getshdrstrndx(e, strndx) >= 0); 642de3b87aSKai Wang } 652de3b87aSKai Wang 662de3b87aSKai Wang int 672de3b87aSKai Wang elf_setshstrndx(Elf *e, size_t strndx) 682de3b87aSKai Wang { 692de3b87aSKai Wang void *eh; 702de3b87aSKai Wang int ec; 712de3b87aSKai Wang 722de3b87aSKai Wang if (e == NULL || e->e_kind != ELF_K_ELF || 732de3b87aSKai Wang ((ec = e->e_class) != ELFCLASS32 && ec != ELFCLASS64) || 742de3b87aSKai Wang ((eh = _libelf_ehdr(e, ec, 0)) == NULL)) { 752de3b87aSKai Wang LIBELF_SET_ERROR(ARGUMENT, 0); 762de3b87aSKai Wang return (0); 772de3b87aSKai Wang } 782de3b87aSKai Wang 792de3b87aSKai Wang return (_libelf_setshstrndx(e, eh, ec, strndx)); 802de3b87aSKai Wang } 81