public void UpdateOffsets(LeagueProcess league)
{
byte[] data = league.Dump();
uint checksum = LeagueProcess.ExtractChecksum(data);
int pmethArrayOffsetIndex = PATERN_PMETH_ARRAY.Find(data);
int fileProviderListOffsetIndex = PATERN_FILE_PROVIDER_LIST.Find(data);
if (pmethArrayOffsetIndex > 0 && fileProviderListOffsetIndex > 0)
{
this.Checksum = checksum;
this.PMethArrayOffset = BitConverter.ToUInt32(data, pmethArrayOffsetIndex) - league.Base;
this.FileProviderListOffset = BitConverter.ToUInt32(data, fileProviderListOffsetIndex) - league.Base;
this._messageCallback?.Invoke(string.Format("Checksum: {0}", checksum));
this._messageCallback?.Invoke(string.Format("PMethArrayOffsetIndex: {0}", pmethArrayOffsetIndex));
this._messageCallback?.Invoke(string.Format("FileProviderListOffsetIndex: {0}", fileProviderListOffsetIndex));
}
else
{
throw new IOException("Failed to update offsets!");
}
}
public void UpdateOffsets(LeagueProcess league)
{
byte[] data = league.Dump();
uint checksum = LeagueProcess.ExtractChecksum(data);
int createFileARefOffset = PAT_CreateFileA_CALL.Find(data);
if (createFileARefOffset == -1)
{
throw new IOException("Failed to find CreateFileA reference index!");
}
int createFileAOffset = BitConverter.ToInt32(data, createFileARefOffset) - (int)league.Base;
int returnAddressOffset = PAT_ReturnAddress.Find(data);
if (returnAddressOffset == -1)
{
throw new IOException("Failed to find ReturnAddress!");
}
int freePointerOffsetIndex = PAT_FreePointerOffset.Find(data);
if (freePointerOffsetIndex == -1)
{
throw new IOException("Failed to find FreePointer!");
}
int freePointerOffset = BitConverter.ToInt32(data, freePointerOffsetIndex) - (int)league.Base;
int freeFunctionOffset = freePointerOffsetIndex + OFF_FreeFunctionOffset;
this.Checksum = checksum;
this.CreateFileARefOffset = (uint)createFileARefOffset;
this.CreateFileAOffset = (uint)createFileAOffset;
this.ReturnAddressOffset = (uint)returnAddressOffset;
this.FreePointerOffset = (uint)freePointerOffset;
this.FreeFunctionOffset = (uint)freeFunctionOffset;
this.PrintConfig();
}
