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Use MinHook on cpp side too (#858)

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Co-authored-by: goaaats <goatsdev@protonmail.com>
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kizer 2022-05-30 00:33:57 +09:00 • committed by GitHub
parent a7540d0fef
commit dbb0cb3d56
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13 changed files with 165 additions and 64 deletions
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11
Dalamud.Boot/utils.cpp
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@ -229,17 +229,6 @@ std::shared_ptr<void> utils::allocate_executable_heap(size_t len) {
};
}
void* utils::resolve_unconditional_jump_target(void* pfn) {
const auto bytes = reinterpret_cast<uint8_t*>(pfn);
// JMP QWORD PTR [RIP + int32]
// 48 FF 25 ?? ?? ?? ??
if (bytes[0] == 0x48 && bytes[1] == 0xFF && bytes[2] == 0x25)
return *reinterpret_cast<void**>(&bytes[7 + *reinterpret_cast<int*>(&bytes[3])]);
throw std::runtime_error("Unexpected thunk bytes.");
}
template<typename TEntryType>
static bool find_imported_function_pointer_helper(const char* pcBaseAddress, const IMAGE_IMPORT_DESCRIPTOR& desc, const IMAGE_DATA_DIRECTORY& dir, std::string_view reqFunc, uint32_t hintOrOrdinal, void*& ppFunctionAddress) {
const auto importLookupsOversizedSpan = std::span(reinterpret_cast<const TEntryType*>(&pcBaseAddress[desc.OriginalFirstThunk]), (dir.Size - desc.OriginalFirstThunk) / sizeof TEntryType);