diff options
Diffstat (limited to 'kernel/smashing.c')
| -rw-r--r-- | kernel/smashing.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/kernel/smashing.c b/kernel/smashing.c new file mode 100644 index 0000000..a96030c --- /dev/null +++ b/kernel/smashing.c @@ -0,0 +1,22 @@ +#include <stdint.h> +#include "lib/logger/log.h" +// CODE FOR Stack Smashing Protector. +// Do not duplicate with userspace / sys.c +// http://wiki.osdev.org/Stack_Smashing_Protector + +#if UINT32_MAX == UINTPTR_MAX +#define STACK_CHK_GUARD 0xe2dee396 +#else +#define STACK_CHK_GUARD 0x595e9fbd94fda766 +#endif + +#define FOOLOS_MODULE_NAME "ssp" + +uintptr_t __stack_chk_guard = STACK_CHK_GUARD; + +__attribute__((noreturn)) +void __stack_chk_fail(void) +{ + panic(FOOLOS_MODULE_NAME,"Stack smashing detected"); +} +// |
