#include "pch.h" #include "hookutils.h" #include <iostream> void HookEnabler::CreateHook(LPVOID ppTarget, LPVOID ppDetour, LPVOID* ppOriginal, const char* targetName) { // the macro for this uses ppTarget's name as targetName, and this typically starts with & // targetname is used for debug stuff and debug output is nicer if we don't have this if (*targetName == '&') targetName++; if (MH_CreateHook(ppTarget, ppDetour, ppOriginal) == MH_OK) { HookTarget* target = new HookTarget; target->targetAddress = ppTarget; target->targetName = (char*)targetName; m_hookTargets.push_back(target); } else { if (targetName != nullptr) spdlog::error("MH_CreateHook failed for function {}", targetName); else spdlog::error("MH_CreateHook failed for unknown function"); } } HookEnabler::~HookEnabler() { for (auto& hook : m_hookTargets) { if (MH_EnableHook(hook->targetAddress) != MH_OK) { if (hook->targetName != nullptr) spdlog::error("MH_EnableHook failed for function {}", hook->targetName); else spdlog::error("MH_EnableHook failed for unknown function"); } else spdlog::info("Enabling hook {}", hook->targetName); } }