| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | #include <stdint.h> |
| 2 | |||||
| 3 | #define STACK_CHK_GUARD \ | ||||
| 4 | ({ uintptr_t x; asm ("movl %%gs:0x14, %0" : "=r" (x)); x; }) | ||||
| 5 | |||||
| 6 | #define POINTER_CHK_GUARD \ | ||||
| 7 | ({ \ | ||||
| 8 | uintptr_t x; \ | ||||
| 9 | asm ("movl %%gs:%c1, %0" : "=r" (x) \ | ||||
| 10 | : "i" (offsetof (tcbhead_t, pointer_guard))); \ | ||||
| 11 | x; \ | ||||
| 12 | }) | ||||