diff options
Diffstat (limited to 'src/libelf/gelf_update_auxv.c')
-rw-r--r-- | src/libelf/gelf_update_auxv.c | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/src/libelf/gelf_update_auxv.c b/src/libelf/gelf_update_auxv.c deleted file mode 100644 index dd8f4726..00000000 --- a/src/libelf/gelf_update_auxv.c +++ /dev/null @@ -1,114 +0,0 @@ -/* Update information in dynamic table at the given index. - Copyright (C) 2007 Red Hat, Inc. - This file is part of elfutils. - - This file is free software; you can redistribute it and/or modify - it under the terms of either - - * the GNU Lesser General Public License as published by the Free - Software Foundation; either version 3 of the License, or (at - your option) any later version - - or - - * the GNU General Public License as published by the Free - Software Foundation; either version 2 of the License, or (at - your option) any later version - - or both in parallel, as here. - - elfutils 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 - General Public License for more details. - - You should have received copies of the GNU General Public License and - the GNU Lesser General Public License along with this program. If - not, see <http://www.gnu.org/licenses/>. */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif - -#include <gelf.h> -#include <string.h> - -#include "libelfP.h" - - -int -gelf_update_auxv (data, ndx, src) - Elf_Data *data; - int ndx; - GElf_auxv_t *src; -{ - Elf_Data_Scn *data_scn = (Elf_Data_Scn *) data; - Elf_Scn *scn; - int result = 0; - - if (data == NULL) - return 0; - - if (unlikely (ndx < 0)) - { - __libelf_seterrno (ELF_E_INVALID_INDEX); - return 0; - } - - if (unlikely (data_scn->d.d_type != ELF_T_AUXV)) - { - /* The type of the data better should match. */ - __libelf_seterrno (ELF_E_DATA_MISMATCH); - return 0; - } - - scn = data_scn->s; - rwlock_wrlock (scn->elf->lock); - - if (scn->elf->class == ELFCLASS32) - { - Elf32_auxv_t *auxv; - - /* There is the possibility that the values in the input are - too large. */ - if (unlikely (src->a_type > 0xffffffffll) - || unlikely (src->a_un.a_val > 0xffffffffull)) - { - __libelf_seterrno (ELF_E_INVALID_DATA); - goto out; - } - - /* Check whether we have to resize the data buffer. */ - if (unlikely ((ndx + 1) * sizeof (Elf32_auxv_t) > data_scn->d.d_size)) - { - __libelf_seterrno (ELF_E_INVALID_INDEX); - goto out; - } - - auxv = &((Elf32_auxv_t *) data_scn->d.d_buf)[ndx]; - - auxv->a_type = src->a_type; - auxv->a_un.a_val = src->a_un.a_val; - } - else - { - /* Check whether we have to resize the data buffer. */ - if (unlikely ((ndx + 1) * sizeof (Elf64_auxv_t) > data_scn->d.d_size)) - { - __libelf_seterrno (ELF_E_INVALID_INDEX); - goto out; - } - - ((Elf64_auxv_t *) data_scn->d.d_buf)[ndx] = *src; - } - - result = 1; - - /* Mark the section as modified. */ - scn->flags |= ELF_F_DIRTY; - - out: - rwlock_unlock (scn->elf->lock); - - return result; -} |