| 1 | /* Alloc.h -- Memory allocation functions |
| 2 | 2018-02-19 : Igor Pavlov : Public domain */ |
| 3 | |
| 4 | #ifndef __COMMON_ALLOC_H |
| 5 | #define __COMMON_ALLOC_H |
| 6 | |
| 7 | #include "7zTypes.h" |
| 8 | |
| 9 | EXTERN_C_BEGIN |
| 10 | |
| 11 | void *MyAlloc(size_t size); |
| 12 | void MyFree(void *address); |
| 13 | |
| 14 | #ifdef _WIN32 |
| 15 | |
| 16 | void SetLargePageSize(); |
| 17 | |
| 18 | void *MidAlloc(size_t size); |
| 19 | void MidFree(void *address); |
| 20 | void *BigAlloc(size_t size); |
| 21 | void BigFree(void *address); |
| 22 | |
| 23 | #else |
| 24 | |
| 25 | #define MidAlloc(size) MyAlloc(size) |
| 26 | #define MidFree(address) MyFree(address) |
| 27 | #define BigAlloc(size) MyAlloc(size) |
| 28 | #define BigFree(address) MyFree(address) |
| 29 | |
| 30 | #endif |
| 31 | |
| 32 | extern const ISzAlloc g_Alloc; |
| 33 | extern const ISzAlloc g_BigAlloc; |
| 34 | extern const ISzAlloc g_MidAlloc; |
| 35 | extern const ISzAlloc g_AlignedAlloc; |
| 36 | |
| 37 | |
| 38 | typedef struct |
| 39 | { |
| 40 | ISzAlloc vt; |
| 41 | ISzAllocPtr baseAlloc; |
| 42 | unsigned numAlignBits; /* ((1 << numAlignBits) >= sizeof(void *)) */ |
| 43 | size_t offset; /* (offset == (k * sizeof(void *)) && offset < (1 << numAlignBits) */ |
| 44 | } CAlignOffsetAlloc; |
| 45 | |
| 46 | void AlignOffsetAlloc_CreateVTable(CAlignOffsetAlloc *p); |
| 47 | |
| 48 | |
| 49 | EXTERN_C_END |
| 50 | |
| 51 | #endif |