#include "core/convar/convar.h" #include "engine/r2engine.h" size_t __fastcall ShouldAllowAlltalk() { // this needs to return a 64 bit integer where 0 = true and 1 = false static ConVar* Cvar_sv_alltalk = g_pCVar->FindVar("sv_alltalk"); if (Cvar_sv_alltalk->GetBool()) return 0; // lobby should default to alltalk, otherwise don't allow it return strcmp(g_pGlobals->m_pMapName, "mp_lobby"); } ON_DLL_LOAD_RELIESON("engine.dll", ServerAllTalk, ConVar, (CModule module)) { // replace strcmp function called in CClient::ProcessVoiceData with our own code that calls ShouldAllowAllTalk CMemory base = module.Offset(0x1085FA); base.Patch("48 B8"); // mov rax, 64 bit int // (uint8_t*)&ShouldAllowAlltalk doesn't work for some reason? need to make it a uint64 first uint64_t pShouldAllowAllTalk = reinterpret_cast<uint64_t>(ShouldAllowAlltalk); base.Offset(0x2).Patch((uint8_t*)&pShouldAllowAllTalk, 8); base.Offset(0xA).Patch("FF D0"); // call rax // nop until compare (test eax, eax) base.Offset(0xC).NOP(0x7); }