| 36 | }; |
| 37 | |
| 38 | void* MMcpy(void* dst, const void* src, size_t len) |
| 39 | { |
| 40 | char* ch_dst = (char*)dst; |
| 41 | char* ch_src = (char*)src; |
| 42 | if (NULL == ch_dst || NULL == ch_src) { |
| 43 | return NULL; |
| 44 | } |
| 45 | |
| 46 | void* rest = ch_dst; |
| 47 | |
| 48 | if (ch_dst <= ch_src || (char*)ch_dst >= (char*)ch_src + len) { |
| 49 | while (len--) { |
| 50 | *(char*)ch_dst = *(char*)ch_src; |
| 51 | ch_dst = (char*)ch_dst + 1; |
| 52 | ch_src = (char*)ch_src + 1; |
| 53 | } |
| 54 | } |
| 55 | else { |
| 56 | ch_src = (char*)ch_src + len - 1; |
| 57 | ch_dst = (char*)ch_dst + len - 1; |
| 58 | while (len--) { |
| 59 | *(char*)ch_dst = *(char*)ch_src; |
| 60 | ch_dst = (char*)ch_dst - 1; |
| 61 | ch_src = (char*)ch_src - 1; |
| 62 | } |
| 63 | } |
| 64 | return rest; |
| 65 | } |
| 66 | |
| 67 | |
| 68 | BOOL Writetofile(PBYTE file, DWORD contentLen, PCHAR path) |