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author | BobTheBob <32057864+BobTheBob9@users.noreply.github.com> | 2022-08-24 00:32:31 +0100 |
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committer | GeckoEidechse <gecko.eidechse+git@pm.me> | 2022-08-25 21:32:55 +0200 |
commit | 46bed8d09f32360377350d71816a76abdfbf2c7c (patch) | |
tree | 7feedae4910dbfe0e53d26ea1e00c4616d2c1850 /NorthstarDLL/hookutils.cpp | |
parent | a97f1f07bb5aa31629cd87023e09669eb4bf1fe9 (diff) | |
download | NorthstarLauncher-46bed8d09f32360377350d71816a76abdfbf2c7c.tar.gz NorthstarLauncher-46bed8d09f32360377350d71816a76abdfbf2c7c.zip |
Adjust folder structure (#242)v1.9.5-rc1v1.9.5
* Adjust folder structure
* change launcher directory name
Diffstat (limited to 'NorthstarDLL/hookutils.cpp')
-rw-r--r-- | NorthstarDLL/hookutils.cpp | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/NorthstarDLL/hookutils.cpp b/NorthstarDLL/hookutils.cpp new file mode 100644 index 00000000..f5df3996 --- /dev/null +++ b/NorthstarDLL/hookutils.cpp @@ -0,0 +1,44 @@ +#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); + } +}
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