/// <summary>
/// Execute the given LUA command inside WoW's MainThread
/// </summary>
/// <param name="command">lua command to run</param>
public static void LuaDoString(string command)
{
AmeisenLogger.Instance.Log(LogLevel.VERBOSE, $"Doing string: Command [{command}]", "AmeisenCore");
// reserve memory for our command and write its bytes to the memory
uint argCC = BlackMagic.AllocateMemory(Encoding.UTF8.GetBytes(command).Length + 1);
BlackMagic.WriteBytes(argCC, Encoding.UTF8.GetBytes(command));
string[] asm = new string[]
{
$"MOV EAX, {(argCC)}",
"PUSH 0",
"PUSH EAX",
"PUSH EAX",
$"CALL {(Offsets.luaDoString)}",
"ADD ESP, 0xC",
"RETN",
};
// add our hook job to be executed on hook
HookJob hookJob = new HookJob(asm, false);
AmeisenHook.AddHookJob(ref hookJob);
// wait for our hook to return
while (!hookJob.IsFinished)
{
Thread.Sleep(1);
}
AmeisenLogger.Instance.Log(LogLevel.VERBOSE, $"Command returned: Command [{command}]", "AmeisenCore");
BlackMagic.FreeMemory(argCC); // free our codecaves memory
}
/// <summary>
/// Target a GUID by calling WoW's clientGameUITarget function
/// </summary>
/// <param name="guid">guid to target</param>
public static void TargetGUID(ulong guid, [CallerMemberName] string functionName = "")
{
AmeisenLogger.Instance.Log(LogLevel.DEBUG, $"TargetGUID: {guid}", "AmeisenCore", functionName);
//BlackMagic.WriteUInt64(Offsets.localTargetGuid, guid);
byte[] guidBytes = BitConverter.GetBytes(Convert.ToUInt64(guid));
string[] asm = new string[]
{
$"PUSH {BitConverter.ToUInt32(guidBytes, 4)}",
$"PUSH {BitConverter.ToUInt32(guidBytes, 0)}",
$"CALL {Offsets.clientGameUITarget}",
"ADD ESP, 0x8",
"RETN"
};
// add our hook-job to process it
HookJob hookJob = new HookJob(asm, false);
AmeisenHook.AddHookJob(ref hookJob);
// wait for the hook-job to return to us
while (!hookJob.IsFinished)
{
Thread.Sleep(1);
}
}
/// <summary>
/// Get Localized Text for command aka. read a lua variable
/// </summary>
/// <param name="command">lua command to run</param>
/// <param name="variable">variable to read</param>
/// <returns>
/// Localized text for the executed functions
/// return value, variable content or whatever
/// you want to read.
/// </returns>
public static string GetLocalizedText(string command, string variable)
{
if (command.Length > 0 && variable.Length > 0)
{
// allocate memory for our command
uint argCCCommand = BlackMagic.AllocateMemory(Encoding.UTF8.GetBytes(command).Length + 1);
BlackMagic.WriteBytes(argCCCommand, Encoding.UTF8.GetBytes(command));
string[] asmDoString = new string[]
{
$"MOV EAX, {(argCCCommand) }",
"PUSH 0",
"PUSH EAX",
"PUSH EAX",
$"CALL {(Offsets.luaDoString)}",
"ADD ESP, 0xC",
"RETN",
};
// allocate memory for our variable
uint argCC = BlackMagic.AllocateMemory(Encoding.UTF8.GetBytes(variable).Length + 1);
BlackMagic.WriteBytes(argCC, Encoding.UTF8.GetBytes(variable));
string[] asmLocalText = new string[]
{
$"CALL {(Offsets.clientObjectManagerGetActivePlayerObject)}",
"MOV ECX, EAX",
"PUSH -1",
$"PUSH {(argCC)}",
$"CALL {(Offsets.luaGetLocalizedText)}",
"RETN",
};
HookJob hookJobLocaltext = new HookJob(asmLocalText, true);
ReturnHookJob hookJobDoString = new ReturnHookJob(asmDoString, false, hookJobLocaltext);
// add our hook-job to be executed
AmeisenHook.AddHookJob(ref hookJobDoString);
// wait for our hook-job to return
while (!hookJobDoString.IsFinished)
{
Thread.Sleep(1);
}
// parse the result bytes to a readable string
string result = Encoding.UTF8.GetString((byte[])hookJobDoString.ReturnValue);
AmeisenLogger.Instance.Log(LogLevel.VERBOSE, "DoString(" + command + "); => " + variable + " = " + result, "AmeisenCore");
// free our memory
BlackMagic.FreeMemory(argCCCommand);
BlackMagic.FreeMemory(argCC);
return(result);
}
return("");
}