| 36 | #endif |
| 37 | |
| 38 | void* alloc(size_t n) { |
| 39 | if (!initialized) { |
| 40 | init(); |
| 41 | } |
| 42 | void* addr; |
| 43 | if (posix_memalign(&addr, 32, n + 16) != 0) { |
| 44 | return addr; |
| 45 | } |
| 46 | memset(addr, 0, 16); |
| 47 | *(size_t*)addr = n; |
| 48 | *(uint32_t*)((uint8_t*)addr + 8) = MAGIC; |
| 49 | if (perturb > 0) { |
| 50 | memset((uint8_t*)addr + 16, ~(perturb & 0xff), n); |
| 51 | } |
| 52 | return (uint8_t*)addr + 16; |
| 53 | } |
| 54 | |
| 55 | void dealloc(void* addr) { |
| 56 | if (!initialized) { |
no test coverage detected