|
Packit Service |
97d2fb |
/* Return section header.
|
|
Packit Service |
97d2fb |
Copyright (C) 1998, 1999, 2000, 2002, 2015 Red Hat, Inc.
|
|
Packit Service |
97d2fb |
This file is part of elfutils.
|
|
Packit Service |
97d2fb |
Written by Ulrich Drepper <drepper@redhat.com>, 1998.
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
This file is free software; you can redistribute it and/or modify
|
|
Packit Service |
97d2fb |
it under the terms of either
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
* the GNU Lesser General Public License as published by the Free
|
|
Packit Service |
97d2fb |
Software Foundation; either version 3 of the License, or (at
|
|
Packit Service |
97d2fb |
your option) any later version
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
or
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
* the GNU General Public License as published by the Free
|
|
Packit Service |
97d2fb |
Software Foundation; either version 2 of the License, or (at
|
|
Packit Service |
97d2fb |
your option) any later version
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
or both in parallel, as here.
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
elfutils is distributed in the hope that it will be useful, but
|
|
Packit Service |
97d2fb |
WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit Service |
97d2fb |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit Service |
97d2fb |
General Public License for more details.
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
You should have received copies of the GNU General Public License and
|
|
Packit Service |
97d2fb |
the GNU Lesser General Public License along with this program. If
|
|
Packit Service |
97d2fb |
not, see <http://www.gnu.org/licenses/>. */
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
#ifdef HAVE_CONFIG_H
|
|
Packit Service |
97d2fb |
# include <config.h>
|
|
Packit Service |
97d2fb |
#endif
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
#include <gelf.h>
|
|
Packit Service |
97d2fb |
#include <string.h>
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
#include "libelfP.h"
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
GElf_Shdr *
|
|
Packit Service |
97d2fb |
gelf_getshdr (Elf_Scn *scn, GElf_Shdr *dst)
|
|
Packit Service |
97d2fb |
{
|
|
Packit Service |
97d2fb |
GElf_Shdr *result = NULL;
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
if (scn == NULL)
|
|
Packit Service |
97d2fb |
return NULL;
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
if (dst == NULL)
|
|
Packit Service |
97d2fb |
{
|
|
Packit Service |
97d2fb |
__libelf_seterrno (ELF_E_INVALID_OPERAND);
|
|
Packit Service |
97d2fb |
return NULL;
|
|
Packit Service |
97d2fb |
}
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
rwlock_rdlock (scn->elf->lock);
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
if (scn->elf->class == ELFCLASS32)
|
|
Packit Service |
97d2fb |
{
|
|
Packit Service |
97d2fb |
/* Copy the elements one-by-one. */
|
|
Packit Service |
97d2fb |
Elf32_Shdr *shdr
|
|
Packit Service |
97d2fb |
= scn->shdr.e32 ?: __elf32_getshdr_rdlock (scn);
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
if (shdr == NULL)
|
|
Packit Service |
97d2fb |
{
|
|
Packit Service |
97d2fb |
__libelf_seterrno (ELF_E_INVALID_OPERAND);
|
|
Packit Service |
97d2fb |
goto out;
|
|
Packit Service |
97d2fb |
}
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
#define COPY(name) \
|
|
Packit Service |
97d2fb |
dst->name = shdr->name
|
|
Packit Service |
97d2fb |
COPY (sh_name);
|
|
Packit Service |
97d2fb |
COPY (sh_type);
|
|
Packit Service |
97d2fb |
COPY (sh_flags);
|
|
Packit Service |
97d2fb |
COPY (sh_addr);
|
|
Packit Service |
97d2fb |
COPY (sh_offset);
|
|
Packit Service |
97d2fb |
COPY (sh_size);
|
|
Packit Service |
97d2fb |
COPY (sh_link);
|
|
Packit Service |
97d2fb |
COPY (sh_info);
|
|
Packit Service |
97d2fb |
COPY (sh_addralign);
|
|
Packit Service |
97d2fb |
COPY (sh_entsize);
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
result = dst;
|
|
Packit Service |
97d2fb |
}
|
|
Packit Service |
97d2fb |
else
|
|
Packit Service |
97d2fb |
{
|
|
Packit Service |
97d2fb |
Elf64_Shdr *shdr
|
|
Packit Service |
97d2fb |
= scn->shdr.e64 ?: __elf64_getshdr_rdlock (scn);
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
if (shdr == NULL)
|
|
Packit Service |
97d2fb |
{
|
|
Packit Service |
97d2fb |
__libelf_seterrno (ELF_E_INVALID_OPERAND);
|
|
Packit Service |
97d2fb |
goto out;
|
|
Packit Service |
97d2fb |
}
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
/* We only have to copy the data. */
|
|
Packit Service |
97d2fb |
result = memcpy (dst, shdr, sizeof (GElf_Shdr));
|
|
Packit Service |
97d2fb |
}
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
out:
|
|
Packit Service |
97d2fb |
rwlock_unlock (scn->elf->lock);
|
|
Packit Service |
97d2fb |
|
|
Packit Service |
97d2fb |
return result;
|
|
Packit Service |
97d2fb |
}
|
|
Packit Service |
97d2fb |
INTDEF(gelf_getshdr)
|