diff -r 1af5c1be89f8 -r 92d87f2e53c2 tools/elf4rom/libs/libelf-0.8.10/lib/flag.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/tools/elf4rom/libs/libelf-0.8.10/lib/flag.c Fri Jan 15 09:07:44 2010 +0000 @@ -0,0 +1,92 @@ +/* +flag.c - implementation of the elf_flag*(3) functions. +Copyright (C) 1995 - 1998 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#include + +#ifndef lint +static const char rcsid[] = "@(#) $Id: flag.c,v 1.6 2005/05/21 15:39:22 michael Exp $"; +#endif /* lint */ + +static unsigned +_elf_flag(unsigned *f, Elf_Cmd cmd, unsigned flags) { + if (cmd == ELF_C_SET) { + return *f |= flags; + } + if (cmd == ELF_C_CLR) { + return *f &= ~flags; + } + seterr(ERROR_INVALID_CMD); + return 0; +} + +unsigned +elf_flagdata(Elf_Data *data, Elf_Cmd cmd, unsigned flags) { + Scn_Data *sd = (Scn_Data*)data; + + if (!sd) { + return 0; + } + elf_assert(sd->sd_magic == DATA_MAGIC); + return _elf_flag(&sd->sd_data_flags, cmd, flags); +} + +unsigned +elf_flagehdr(Elf *elf, Elf_Cmd cmd, unsigned flags) { + if (!elf) { + return 0; + } + elf_assert(elf->e_magic == ELF_MAGIC); + return _elf_flag(&elf->e_ehdr_flags, cmd, flags); +} + +unsigned +elf_flagelf(Elf *elf, Elf_Cmd cmd, unsigned flags) { + if (!elf) { + return 0; + } + elf_assert(elf->e_magic == ELF_MAGIC); + return _elf_flag(&elf->e_elf_flags, cmd, flags); +} + +unsigned +elf_flagphdr(Elf *elf, Elf_Cmd cmd, unsigned flags) { + if (!elf) { + return 0; + } + elf_assert(elf->e_magic == ELF_MAGIC); + return _elf_flag(&elf->e_phdr_flags, cmd, flags); +} + +unsigned +elf_flagscn(Elf_Scn *scn, Elf_Cmd cmd, unsigned flags) { + if (!scn) { + return 0; + } + elf_assert(scn->s_magic == SCN_MAGIC); + return _elf_flag(&scn->s_scn_flags, cmd, flags); +} + +unsigned +elf_flagshdr(Elf_Scn *scn, Elf_Cmd cmd, unsigned flags) { + if (!scn) { + return 0; + } + elf_assert(scn->s_magic == SCN_MAGIC); + return _elf_flag(&scn->s_shdr_flags, cmd, flags); +}