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Add support for Visual Studio 2019

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Marius Greuel
2020-01-18 19:05:50 +02:00
parent 7e3bb5a772
commit 4be6bb3432
130 changed files with 32036 additions and 13 deletions
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125
external/libelf/src/gelfshdr.c vendored Normal file
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/*
* gelfshdr.c - gelf_* translation functions.
* Copyright (C) 2000 - 2006 Michael Riepe
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <private.h>
#if __LIBELF64
#ifndef lint
static const char rcsid[] = "@(#) $Id: gelfshdr.c,v 1.10 2008/05/23 08:15:34 michael Exp $";
#endif /* lint */
#define check_and_copy(type, d, s, name, eret) \
do { \
if (sizeof((d)->name) < sizeof((s)->name) \
&& (type)(s)->name != (s)->name) { \
seterr(ERROR_BADVALUE); \
return (eret); \
} \
(d)->name = (type)(s)->name; \
} while (0)
GElf_Shdr*
gelf_getshdr(Elf_Scn *scn, GElf_Shdr *dst) {
GElf_Shdr buf;
if (!scn) {
return NULL;
}
elf_assert(scn->s_magic == SCN_MAGIC);
elf_assert(scn->s_elf);
elf_assert(scn->s_elf->e_magic == ELF_MAGIC);
if (!dst) {
dst = &buf;
}
if (scn->s_elf->e_class == ELFCLASS64) {
*dst = scn->s_shdr64;
}
else if (scn->s_elf->e_class == ELFCLASS32) {
Elf32_Shdr *src = &scn->s_shdr32;
check_and_copy(GElf_Word, dst, src, sh_name, NULL);
check_and_copy(GElf_Word, dst, src, sh_type, NULL);
check_and_copy(GElf_Xword, dst, src, sh_flags, NULL);
check_and_copy(GElf_Addr, dst, src, sh_addr, NULL);
check_and_copy(GElf_Off, dst, src, sh_offset, NULL);
check_and_copy(GElf_Xword, dst, src, sh_size, NULL);
check_and_copy(GElf_Word, dst, src, sh_link, NULL);
check_and_copy(GElf_Word, dst, src, sh_info, NULL);
check_and_copy(GElf_Xword, dst, src, sh_addralign, NULL);
check_and_copy(GElf_Xword, dst, src, sh_entsize, NULL);
}
else {
if (valid_class(scn->s_elf->e_class)) {
seterr(ERROR_UNIMPLEMENTED);
}
else {
seterr(ERROR_UNKNOWN_CLASS);
}
return NULL;
}
if (dst == &buf) {
dst = (GElf_Shdr*)malloc(sizeof(GElf_Shdr));
if (!dst) {
seterr(ERROR_MEM_SHDR);
return NULL;
}
*dst = buf;
}
return dst;
}
int
gelf_update_shdr(Elf_Scn *scn, GElf_Shdr *src) {
if (!scn || !src) {
return 0;
}
elf_assert(scn->s_magic == SCN_MAGIC);
elf_assert(scn->s_elf);
elf_assert(scn->s_elf->e_magic == ELF_MAGIC);
if (scn->s_elf->e_class == ELFCLASS64) {
scn->s_shdr64 = *src;
}
else if (scn->s_elf->e_class == ELFCLASS32) {
Elf32_Shdr *dst = &scn->s_shdr32;
check_and_copy(Elf32_Word, dst, src, sh_name, 0);
check_and_copy(Elf32_Word, dst, src, sh_type, 0);
check_and_copy(Elf32_Word, dst, src, sh_flags, 0);
check_and_copy(Elf32_Addr, dst, src, sh_addr, 0);
check_and_copy(Elf32_Off, dst, src, sh_offset, 0);
check_and_copy(Elf32_Word, dst, src, sh_size, 0);
check_and_copy(Elf32_Word, dst, src, sh_link, 0);
check_and_copy(Elf32_Word, dst, src, sh_info, 0);
check_and_copy(Elf32_Word, dst, src, sh_addralign, 0);
check_and_copy(Elf32_Word, dst, src, sh_entsize, 0);
}
else {
if (valid_class(scn->s_elf->e_class)) {
seterr(ERROR_UNIMPLEMENTED);
}
else {
seterr(ERROR_UNKNOWN_CLASS);
}
return 0;
}
return 1;
}
#endif /* __LIBELF64 */