mirror of
https://github.com/dashr9230/SA-MP.git
synced 2025-01-04 00:23:22 +08:00
131 lines
2.9 KiB
C++
131 lines
2.9 KiB
C++
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#include "../main.h"
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DWORD dwSystemMemory;
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DWORD dwStreamingMemory;
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extern int iGtaVersion;
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//----------------------------------------------------------
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void UnFuckAndCheck(DWORD addr, int size, BYTE byteCheck)
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{
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DWORD d;
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VirtualProtect((PVOID)addr,size,PAGE_EXECUTE_READWRITE,&d);
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if(byteCheck != *(PBYTE)addr) {
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#ifdef _DEBUG
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char s[256];
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sprintf(s,"Failed Check At Addr: 0x%X",addr);
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OutputDebugString(s);
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#endif
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while(byteCheck != *(PBYTE)addr) Sleep(1);
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VirtualProtect((PVOID)addr,size,PAGE_EXECUTE_READWRITE,&d);
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}
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}
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//----------------------------------------------------------
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void UnFuck(DWORD addr, int size)
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{
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DWORD d;
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VirtualProtect((PVOID)addr,size,PAGE_EXECUTE_READWRITE,&d);
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}
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//----------------------------------------------------------
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BOOL ApplyPreGamePatches()
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{
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BYTE * pbyteVersionDetermination = (PBYTE)ADDR_BYPASS_VIDS_USA10;
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int iCounter=0;
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// MAIN VERSION DETERMINING LOGIC
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while( (*pbyteVersionDetermination != 0x89) &&
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(*pbyteVersionDetermination != 0xC8) )
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{
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if (*(PBYTE)ADDR_GAME_STARTED == 1) {
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return FALSE;
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} else {
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Sleep(10);
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iCounter++;
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if(iCounter>6000) { // 60 seconds have passed
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return FALSE;
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}
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}
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}
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if(*pbyteVersionDetermination == 0x89) {
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iGtaVersion = GTASA_VERSION_USA10;
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}
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else if(*pbyteVersionDetermination == 0xC8) {
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iGtaVersion = GTASA_VERSION_EU10;
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}
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// (skip to starting screen)
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if(iGtaVersion == GTASA_VERSION_USA10) {
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UnFuck(ADDR_BYPASS_VIDS_USA10,6);
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*(BYTE *)ADDR_ENTRY = 5;
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memset((PVOID)ADDR_BYPASS_VIDS_USA10,0x90,6);
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}
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else if (iGtaVersion == GTASA_VERSION_EU10) {
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UnFuck(ADDR_BYPASS_VIDS_EU10,6);
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*(BYTE *)ADDR_ENTRY = 5;
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memset((PVOID)ADDR_BYPASS_VIDS_EU10,0x90,6);
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}
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// Loading screens
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UnFuck(0x866CD8,10);
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UnFuck(0x866CCC,10);
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strcpy((PCHAR)0x866CD8,"title");
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strcpy((PCHAR)0x866CCC,"title");
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UnFuck(0x745B87,68);
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memset((PVOID)0x745B87,0x90,68);
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UnFuck(0x7459E1,2);
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memset((LPVOID)0x7459E1,0x90,2);
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UnFuckAndCheck(0x561872,30,0x85);
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*(PBYTE)0x561872 = 0x33;
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*(PBYTE)0x561873 = 0xC0;
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memset((LPVOID)0x561874,0x90,27);
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MEMORYSTATUSEX statex;
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statex.dwLength = sizeof(statex);
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GlobalMemoryStatusEx(&statex);
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dwSystemMemory = statex.ullTotalPhys / (1024 * 1024);
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if(dwSystemMemory > 4000)
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dwStreamingMemory = 0x40000000; // 1024MB
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else if(dwSystemMemory > 2000)
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dwStreamingMemory = 0x20000000; // 512MB
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else if(dwSystemMemory > 1000)
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dwStreamingMemory = 0x10000000; // 256MB
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else if(dwSystemMemory > 500)
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dwStreamingMemory = 0x08000000; // 128MB
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else
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dwStreamingMemory = 0x06000000; // 96MB
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// Modify the streaming memory hardcoded values
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UnFuck(0x5B8E6A,4);
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*(DWORD *)0x5B8E6A = dwStreamingMemory;
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UnFuckAndCheck(0x4083C0,1,0xB8);
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*(PBYTE)0x4083C0 = 0xC3;
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UnFuck(0x590099,5);
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memset((LPVOID)0x590099,0x90,5);
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UnFuck(0x53E94C,1);
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*(PBYTE)0x53E94C = 2;
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UnFuck(0x731F60,4);
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*(PDWORD)0x731F60 = 20000;
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return TRUE;
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}
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//----------------------------------------------------------
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