CharmZone-1.10/D2Patch.h

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2024-04-10 22:09:25 +00:00
#pragma once
#ifndef _D2PATCH_H
#define _D2PATCH_H
#include "D2PatchConst.h"
#include <iostream>
#include <iomanip>
#include <sstream>
#include <windows.h>
#include <string>
#include <vector>
#include <map>
#include <fstream>
#include <algorithm>
// Function to read settings from D2Mod.ini file
int ReadSettingFromIni(const char* section, const char* key, BYTE defaultValue) {
return GetPrivateProfileInt(section, key, defaultValue, "D2Mod.ini");
}
// Function to calculate relative offset (D2COMMON base address is 0x6F600000)
DWORD calculateRelativeOffsetD2Common(DWORD offset) {
return offset - 0x6F600000;
}
// Function to calculate relative offset (D2COMMON base address is 0x6F600000)
DWORD calculateRelativeOffsetD2Client(DWORD offset) {
return offset - 0x6FAA0000;
}
// Define settings from D2Mod.ini
BYTE leftBorder = ReadSettingFromIni("CharmZone", "leftBorder", 0x00);
BYTE rightBorder = ReadSettingFromIni("CharmZone", "rightBorder", 0x10);
BYTE topBorder = ReadSettingFromIni("CharmZone", "topBorder", 0x0C);
BYTE bottomBorder = ReadSettingFromIni("CharmZone", "bottomBorder", 0x10);
// Function to reverse the bytes of a hexadecimal number
uint32_t reverseHexBytes(uint32_t hexNumber) {
uint32_t reversedHex = 0;
// Reverse the bytes
reversedHex |= (hexNumber & 0x000000FF) << 24; // Move the last byte to the first byte
reversedHex |= (hexNumber & 0x0000FF00) << 8; // Move the second last byte to the second byte
reversedHex |= (hexNumber & 0x00FF0000) >> 8; // Move the second byte to the second last byte
reversedHex |= (hexNumber & 0xFF000000) >> 24; // Move the first byte to the last byte
return reversedHex;
}
static const DLLPatchStrc gptTemplatePatches[] =
{
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F65FEF4), (DWORD)PATCH_JMP, FALSE, 0x01},
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F65FEF5), (DWORD)reverseHexBytes(0x77D60200), FALSE, 0x00},
// Patching TEST EAX, EAX at address 0x6F68D570
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D570), (DWORD)(0xC085), FALSE, 0x00},
// Patching JNE SHORT 6F68D577 at address 0x6F68D572
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D572), (DWORD)(0x0375), FALSE, 0x00},
// Patching RETN 8 at address 0x6F68D574
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D574), (DWORD)(0x0008C2), FALSE, 0x00},
// Patching MOV EAX,DWORD PTR SS:[ESP+4] at address 0x6F68D577
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D577), (DWORD)(0x04E4448B), FALSE, 0x00},
// Patching MOV EAX,DWORD PTR DS:[EAX+2C] at address 0x6F68D57B
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D57B), (DWORD)(0x2C408B), FALSE, 0x00},
// Patching CMP DWORD PTR DS:[EAX+0C],leftBorder at address 0x6F68D57E
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D57E), (DWORD)(0x0C7883), FALSE, 0x0},
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D581), (DWORD)leftBorder, FALSE, 0x01},
// Patching JB SHORT 6F68D59E at address 0x6F68D582
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D582), (DWORD)(0x1A72), FALSE, 0x0},
// Patching CMP DWORD PTR DS:[EAX+0C],rightBorder at address 0x6F68D584
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D584), (DWORD)(0x0C7883), FALSE, 0x0},
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D587), (DWORD)rightBorder, FALSE, 0x01},
// Patching JA SHORT 6F68D59E at address 0x6F68D588
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D588), (DWORD)(0x1477), FALSE, 0x0},
// Patching CMP DWORD PTR DS:[EAX+10],topBorder at address 0x6F68D58A
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D58A), (DWORD)(0x107883), FALSE, 0x0},
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D58D), (DWORD)topBorder, FALSE, 0x01},
// Patching JB SHORT 6F68D59E at address 0x6F68D58E
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D58E), (DWORD)(0x0E72), FALSE, 0x0},
// Patching CMP DWORD PTR DS:[EAX+10],bottomBorder at address 0x6F68D590
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D590), (DWORD)(0x107883), FALSE, 0x0},
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D593), (DWORD)bottomBorder, FALSE, 0x01},
// Patching JA SHORT 6F68D59E at address 0x6F68D594
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D594), (DWORD)(0x0877), FALSE, 0x0},
// Patching MOV EAX,1 at address 0x6F68D596
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D596), (DWORD)reverseHexBytes(0xB8010000), FALSE, 0x0},
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D59A), (DWORD)(0x00), FALSE, 0x1},
// Patching RETN 8 at address 0x6F68D59B
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D59B), (DWORD)(0x0008C2), FALSE, 0x0},
// Patching XOR EAX,EAX at address 0x6F68D59E
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D59E), (DWORD)(0xC031), FALSE, 0x0},
// Patching RETN 8 at address 0x6F68D5A0
{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D5A0), (DWORD)(0x0008C2), FALSE, 0x0},
//// Patching TEST EAX, EAX at address 0x6F68D570
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D570), (DWORD)(0x85C0), FALSE, 0x00},
//// Patching JNE SHORT 6F68D577 at address 0x6F68D572
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D572), (DWORD)(0x7503), FALSE, 0x00},
//// Patching RETN 8 at address 0x6F68D574
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D574), (DWORD)(0xC20800), FALSE, 0x00},
//// Patching MOV EAX,DWORD PTR SS:[ESP+4] at address 0x6F68D577
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D577), (DWORD)reverseHexBytes(0x8B44E404), FALSE, 0x00},
//// Patching MOV EAX,DWORD PTR DS:[EAX+2C] at address 0x6F68D57B
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D57B), (DWORD)(0x8B402C), FALSE, 0x00},
//// Patching CMP DWORD PTR DS:[EAX+0C],leftBorder at address 0x6F68D57E
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D57E), (DWORD)(0x83780C), FALSE, 0x0},
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D581), (DWORD)leftBorder, FALSE, 0x01},
//// Patching JB SHORT 6F68D59E at address 0x6F68D582
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D582), (DWORD)(0x721A), FALSE, 0x0},
//// Patching CMP DWORD PTR DS:[EAX+0C],rightBorder at address 0x6F68D584
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D584), (DWORD)(0x83780C), FALSE, 0x0},
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D587), (DWORD)rightBorder, FALSE, 0x01},
//// Patching JA SHORT 6F68D59E at address 0x6F68D588
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D588), (DWORD)(0x7714), FALSE, 0x0},
//// Patching CMP DWORD PTR DS:[EAX+10],topBorder at address 0x6F68D58A
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D58A), (DWORD)(0x837810), FALSE, 0x0},
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D58D), (DWORD)topBorder, FALSE, 0x01},
//// Patching JB SHORT 6F68D59E at address 0x6F68D58E
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D58E), (DWORD)(0x720E), FALSE, 0x0},
//// Patching CMP DWORD PTR DS:[EAX+10],bottomBorder at address 0x6F68D590
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D590), (DWORD)(0x837810), FALSE, 0x0},
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D593), (DWORD)bottomBorder, FALSE, 0x01},
//// Patching JA SHORT 6F68D59E at address 0x6F68D594
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D594), (DWORD)(0x7708), FALSE, 0x0},
//// Patching MOV EAX,1 at address 0x6F68D596
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D596), (DWORD)reverseHexBytes(0xB8010000), FALSE, 0x0},
//// Patching RETN 8 at address 0x6F68D59B
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D59B), (DWORD)(0xC20800), FALSE, 0x0},
//// Patching XOR EAX,EAX at address 0x6F68D59E
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D59E), (DWORD)(0x31C0), FALSE, 0x0},
//// Patching RETN 8 at address 0x6F68D5A0
//{D2DLL_D2COMMON, calculateRelativeOffsetD2Common(0x6F68D5A0), (DWORD)(0xC20800), FALSE, 0x0},
//{D2DLL_D2CLIENT, calculateRelativeOffsetD2Client(0x6FAE118F), (DWORD)PATCH_JMP, FALSE, 0x00},
//{D2DLL_D2CLIENT, calculateRelativeOffsetD2Client(0x6FAE1190), (DWORD)0x6CB30800, FALSE, 0x00},
//{D2DLL_D2CLIENT, calculateRelativeOffsetD2Client(0x6FAE1194), (DWORD)0x90, FALSE, 0x03},
//{D2DLL_D2CLIENT, calculateRelativeOffsetD2Client(0x6FB6C500), (DWORD)customD2ClientASM, TRUE, 0x00},
{D2DLL_INVALID} // this must be the last entry in the array!
};
#endif // _D2PATCH_H