diff options
Diffstat (limited to 'libelf/elf_flagehdr.c')
-rw-r--r-- | libelf/elf_flagehdr.c | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/libelf/elf_flagehdr.c b/libelf/elf_flagehdr.c new file mode 100644 index 00000000..d3a320b9 --- /dev/null +++ b/libelf/elf_flagehdr.c @@ -0,0 +1,68 @@ +/* Manipulate ELF header flags. + Copyright (C) 1999, 2000, 2001, 2002 Red Hat, Inc. + This file is part of elfutils. + Written by Ulrich Drepper <drepper@redhat.com>, 1999. + + 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 <libelf.h> +#include <stddef.h> + +#include "libelfP.h" + + +unsigned int +elf_flagehdr (elf, cmd, flags) + Elf *elf; + Elf_Cmd cmd; + unsigned int flags; +{ + unsigned int result; + + if (elf == NULL) + return 0; + + if (unlikely (elf->kind != ELF_K_ELF)) + { + __libelf_seterrno (ELF_E_INVALID_HANDLE); + return 0; + } + + if (likely (cmd == ELF_C_SET)) + result = (elf->state.elf.ehdr_flags |= (flags & ELF_F_DIRTY)); + else if (cmd == ELF_C_CLR) + result = (elf->state.elf.ehdr_flags &= ~(flags & ELF_F_DIRTY)); + else + { + __libelf_seterrno (ELF_E_INVALID_COMMAND); + return 0; + } + + return result; +} |