dword mem_init() { $push ebx $mov eax, 68 $mov ebx, 11 $int 0x40 $pop ebx return EAX; } dword malloc(dword size) { $push ebx $push ecx $mov eax, 68 $mov ebx, 12 $mov ecx, size $int 0x40 $pop ecx $pop ebx return EAX; } stdcall dword realloc(dword mptr, size) { $push ebx $push ecx $push edx $mov eax, 68 $mov ebx, 20 $mov ecx, size $mov edx, mptr $int 0x40 $pop edx $pop ecx $pop ebx return EAX; } dword free(dword mptr) { $push eax $push ebx $push ecx $mov eax, 68 $mov ebx, 13 $mov ecx, mptr $test ecx, ecx $jz end0 $int 0x40 @end0: $pop ecx $pop ebx $pop eax return 0; } inline fastcall memmov( EDI, ESI, ECX) { asm { MOV EAX, ECX CMP EDI, ESI JG L1 JE L2 SAR ECX, 2 JS L2 REP MOVSD MOV ECX, EAX AND ECX, 3 REP MOVSB JMP SHORT L2 L1: LEA ESI, DSDWORD[ ESI+ECX-4] LEA EDI, DSDWORD[ EDI+ECX-4] SAR ECX, 2 JS L2 STD REP MOVSD MOV ECX, EAX AND ECX, 3 ADD ESI, 3 ADD EDI, 3 REP MOVSB CLD L2: } } #define mem_Alloc malloc #define mem_ReAlloc realloc #define mem_Free free #define mem_Init mem_init /*:void fastcall memsetz( EDI, ECX) { asm { XOR EAX, EAX MOV EDX, ECX SHR ECX, 2 REP STOSD MOV ECX, EDX AND ECX, 3 REP STOSB } } :void fastcall memset( EDI, ECX, AL) //copy AL to EDI of ECX num (void *dest, size_t, char c ) { asm { MOV AH, AL MOVZX EDX, AX SHL EAX, 16 OR EAX, EDX MOV EDX, ECX SHR ECX, 2 REP STOSD MOV ECX, EDX AND ECX, 3 REP STOSB } } :void fastcall memsetd( EDI, ECX, EAX) { asm { REP STOSD } } :void fastcall memcpyd( EDI, ESI, ECX) { asm { REP MOVSD } } :void fastcall memmov( EDI, ESI, ECX) { asm { MOV EAX, ECX CMP EDI, ESI JG L1 JE L2 SAR ECX, 2 JS L2 REP MOVSD MOV ECX, EAX AND ECX, 3 REP MOVSB JMP SHORT L2 L1: LEA ESI, DSDWORD[ ESI+ECX-4] LEA EDI, DSDWORD[ EDI+ECX-4] SAR ECX, 2 JS L2 STD REP MOVSD MOV ECX, EAX AND ECX, 3 ADD ESI, 3 ADD EDI, 3 REP MOVSB CLD L2: } } :long fastcall memcmp( ESI, EDI, ECX) { asm { MOV EAX, ECX SHR ECX, 2 REPE CMPSD MOV ECX, EAX AND ECX, 3 REPE CMPSB XOR EAX, EAX XOR ECX, ECX MOV AL, DSBYTE[ ESI-1] MOV CL, DSBYTE[ EDI-1] SUB EAX, ECX } }*/ /*#define memzset memsetz #define memset0 memsetz #define mem0set memsetz #define memset32 memsetd #define memcpy32 memcpyd*/