diff options
author | Richard Braun <rbraun@sceen.net> | 2017-06-04 01:06:38 +0200 |
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committer | Richard Braun <rbraun@sceen.net> | 2017-06-04 12:10:08 +0200 |
commit | 8438bcc3168a4112487efaa60ff6d791b386706f (patch) | |
tree | 9af3e94d0d5c8eb179dad466bd3bd8ad4c592002 /arch/x86/machine/ssp.h | |
parent | f074dac967f7f64ddf1c7f7dfb226b5acd9e2610 (diff) |
x86: support stack smashing protection
Diffstat (limited to 'arch/x86/machine/ssp.h')
-rw-r--r-- | arch/x86/machine/ssp.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/arch/x86/machine/ssp.h b/arch/x86/machine/ssp.h new file mode 100644 index 00000000..f2783616 --- /dev/null +++ b/arch/x86/machine/ssp.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2017 Richard Braun. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#ifndef _X86_SSP_H +#define _X86_SSP_H + +#ifdef __LP64__ +#define SSP_GUARD_WORD 0xdeadd00ddeadd00d +#else +#define SSP_GUARD_WORD 0xdeadd00d +#endif + +/* + * Offset, in words, of the SSP guard word. + */ +#define SSP_WORD_TLS_OFFSET 5 + +#endif /* _X86_SSP_H */ |