mirror of
https://github.com/dashr9230/SA-MP.git
synced 2025-01-04 00:23:22 +08:00
272 lines
8.0 KiB
C++
272 lines
8.0 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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#pragma pack(1)
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typedef struct _PED_MODEL
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{
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DWORD func_tbl;
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BYTE data[64];
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} PED_MODEL;
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PED_MODEL PedModelsMemory[319];
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void RelocatePedsListHack()
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{
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BYTE *aPedsListMemory = (BYTE*)&PedModelsMemory[0];
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// Init the mem
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int x=0;
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while(x!=319) {
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PedModelsMemory[x].func_tbl = 0x85BDC0;
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memset(PedModelsMemory[x].data,0,64);
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x++;
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}
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// Patch the GetPedsModelInfo to use us
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// instead of the gta_sa.exe mem.
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UnFuck(0x4C67AD,4);
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*(DWORD *)0x4C67AD = (DWORD)aPedsListMemory;
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}
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//----------------------------------------------------------
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// FOLLOWING IS TO RELOCATE THE SCANLIST MEMORY, A BIG
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// HACK THAT ALLOWS US TO HAVE MORE THAN 2 CPlayerInfo STRUCTURES.
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unsigned char ScanListMemory[8*20000];
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// Pointers to actual code addresses to patch. The first list
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// has taken into account the instruction bytes, second list
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// does not. The second list is guaranteed to have 3 byte
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// instructions before the new address.
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DWORD dwPatchAddrScanReloc1USA[14] = {
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0x5DC7AA,0x41A85D,0x41A864,0x408259,0x711B32,0x699CF8,
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0x4092EC,0x40914E,0x408702,0x564220,0x564172,0x563845,
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0x84E9C2,0x85652D };
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DWORD dwPatchAddrScanReloc1EU[14] = {
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0x5DC7AA,0x41A85D,0x41A864,0x408261,0x711B32,0x699CF8,
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0x4092EC,0x40914E,0x408702,0x564220,0x564172,0x563845,
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0x84EA02,0x85656D };
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// Lots of hex.. that's why they call us a "determined group of hackers"
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DWORD dwPatchAddrScanReloc2USA[56] = {
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0x0040D68C,0x005664D7,0x00566586,0x00408706,0x0056B3B1,0x0056AD91,0x0056A85F,0x005675FA,
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0x0056CD84,0x0056CC79,0x0056CB51,0x0056CA4A,0x0056C664,0x0056C569,0x0056C445,0x0056C341,
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0x0056BD46,0x0056BC53,0x0056BE56,0x0056A940,0x00567735,0x00546738,0x0054BB23,0x006E31AA,
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0x0040DC29,0x00534A09,0x00534D6B,0x00564B59,0x00564DA9,0x0067FF5D,0x00568CB9,0x00568EFB,
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0x00569F57,0x00569537,0x00569127,0x0056B4B5,0x0056B594,0x0056B2C3,0x0056AF74,0x0056AE95,
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0x0056BF4F,0x0056ACA3,0x0056A766,0x0056A685,0x0070B9BA,0x0056479D,0x0070ACB2,0x006063C7,
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0x00699CFE,0x0041A861,0x0040E061,0x0040DF5E,0x0040DDCE,0x0040DB0E,0x0040D98C,0x01566855 };
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DWORD dwPatchAddrScanReloc2EU[56] = {
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0x0040D68C,0x005664D7,0x00566586,0x00408706,0x0056B3B1,0x0056AD91,0x0056A85F,0x005675FA,
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0x0056CD84,0x0056CC79,0x0056CB51,0x0056CA4A,0x0056C664,0x0056C569,0x0056C445,0x0056C341,
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0x0056BD46,0x0056BC53,0x0056BE56,0x0056A940,0x00567735,0x00546738,0x0054BB23,0x006E31AA,
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0x0040DC29,0x00534A09,0x00534D6B,0x00564B59,0x00564DA9,0x0067FF5D,0x00568CB9,0x00568EFB,
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0x00569F57,0x00569537,0x00569127,0x0056B4B5,0x0056B594,0x0056B2C3,0x0056AF74,0x0056AE95,
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0x0056BF4F,0x0056ACA3,0x0056A766,0x0056A685,0x0070B9BA,0x0056479D,0x0070ACB2,0x006063C7,
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0x00699CFE,0x0041A861,0x0040E061,0x0040DF5E,0x0040DDCE,0x0040DB0E,0x0040D98C,0x01566845 };
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DWORD dwPatchAddrScanReloc3[11] = {
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0x004091C5,0x00409367,0x0040D9C5,0x0040DB47,0x0040DC61,0x0040DE07,0x0040DF97,
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0x0040E09A,0x00534A98,0x00534DFA,0x0071CDB0 };
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// For End
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// 0xB992B8 is reffed for checking end of scanlist... rewrite this to point to end of new list
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DWORD dwPatchAddrScanRelocEnd[4] = { 0x005634A6, 0x005638DF, 0x0056420F, 0x00564283 };
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//-----------------------------------------------------------
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void RelocateScanListHack()
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{
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DWORD oldProt;
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memset(&ScanListMemory[0], 0, sizeof(ScanListMemory));
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unsigned char *aScanListMemory = &ScanListMemory[0];
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// FIRST PREPARED LIST OF ACCESSORS
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int x=0;
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while(x!=14) {
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if(iGtaVersion == GTASA_VERSION_USA10) {
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VirtualProtect((PVOID)dwPatchAddrScanReloc1USA[x],4,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)dwPatchAddrScanReloc1USA[x] = (DWORD)aScanListMemory;
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}
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else if(iGtaVersion == GTASA_VERSION_EU10) {
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VirtualProtect((PVOID)dwPatchAddrScanReloc1EU[x],4,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)dwPatchAddrScanReloc1EU[x] = (DWORD)aScanListMemory;
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}
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x++;
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}
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// SECOND PREPARED LIST OF ACCESSORS <G>
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x=0;
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while(x!=56) {
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if(iGtaVersion == GTASA_VERSION_USA10) {
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VirtualProtect((PVOID)dwPatchAddrScanReloc2USA[x],8,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)(dwPatchAddrScanReloc2USA[x] + 3) = (DWORD)aScanListMemory;
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}
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else if(iGtaVersion == GTASA_VERSION_EU10) {
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VirtualProtect((PVOID)dwPatchAddrScanReloc2EU[x],8,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)(dwPatchAddrScanReloc2EU[x] + 3) = (DWORD)aScanListMemory;
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}
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x++;
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}
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// THIRD LIST THAT POINTS TO THE BASE SCANLIST MEMORY + 4
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x=0;
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while(x!=11) {
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VirtualProtect((PVOID)dwPatchAddrScanReloc3[x],8,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)(dwPatchAddrScanReloc3[x] + 3) = (DWORD)(aScanListMemory+4);
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x++;
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}
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// FOURTH LIST THAT POINTS TO THE END OF THE SCANLIST
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x=0;
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while(x!=4) {
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VirtualProtect((PVOID)dwPatchAddrScanRelocEnd[x],4,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)(dwPatchAddrScanRelocEnd[x]) = (DWORD)(aScanListMemory+sizeof(ScanListMemory));
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x++;
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}
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// Others that didn't fit.
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VirtualProtect((PVOID)0x564DC7,4,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)0x564DC7 = (DWORD)(aScanListMemory+115200);
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VirtualProtect((PVOID)0x40936A,4,PAGE_EXECUTE_READWRITE,&oldProt);
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*(PDWORD)0x40936A = (DWORD)(aScanListMemory+4);
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// Reset the exe scanlist mem for playerinfo's
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memset((BYTE*)0xB7D0B8,0,8*14400);
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}
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//----------------------------------------------------------
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