53 lines
1.4 KiB
C
53 lines
1.4 KiB
C
|
/*
|
||
|
|
newdata.c - implementation of the elf_newdata(3) function.
|
||
|
|
Copyright (C) 1995 Michael Riepe <riepe@ifwsn4.ifw.uni-hannover.de>
|
||
|
|
|
||
|
|
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <private.h>
|
||
|
|
|
||
|
|
Elf_Data*
|
||
|
|
elf_newdata(Elf_Scn *scn) {
|
||
|
|
Scn_Data *sd;
|
||
|
|
|
||
|
|
if (!scn) {
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
elf_assert(scn->s_magic == SCN_MAGIC);
|
||
|
|
if (scn->s_index == SHN_UNDEF) {
|
||
|
|
seterr(ERROR_NULLSCN);
|
||
|
|
}
|
||
|
|
else if (!(sd = (Scn_Data*)malloc(sizeof(*sd)))) {
|
||
|
|
seterr(ERROR_MEM_SCNDATA);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
*sd = _elf_data_init;
|
||
|
|
sd->sd_scn = scn;
|
||
|
|
sd->sd_data_flags = ELF_F_DIRTY;
|
||
|
|
sd->sd_freeme = 1;
|
||
|
|
sd->sd_data.d_version = _elf_version;
|
||
|
|
if (scn->s_data_n) {
|
||
|
|
scn->s_data_n->sd_link = sd;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
scn->s_data_1 = sd;
|
||
|
|
}
|
||
|
|
scn->s_data_n = sd;
|
||
|
|
return (Elf_Data*)sd;
|
||
|
|
}
|
||
|
|
return NULL;
|
||
|
|
}
|