Function get_kmodule_base

dependencies/vdm/util/util.hpp:91–129

	}

	__forceinline auto get_kmodule_base(const char* module_name) -> std::uintptr_t
	{
		void* buffer = nullptr;
		DWORD buffer_size = NULL;

		auto status = NtQuerySystemInformation(
			static_cast<SYSTEM_INFORMATION_CLASS>(SystemModuleInformation),
				buffer, buffer_size, &buffer_size);

		while (status == STATUS_INFO_LENGTH_MISMATCH)
		{
			VirtualFree(buffer, NULL, MEM_RELEASE);
			buffer = VirtualAlloc(nullptr, buffer_size, MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE);
			status = NtQuerySystemInformation(
				static_cast<SYSTEM_INFORMATION_CLASS>(SystemModuleInformation), 
					buffer, buffer_size, &buffer_size);
		}

		if (!NT_SUCCESS(status))
		{
			VirtualFree(buffer, NULL, MEM_RELEASE);
			return NULL;
		}

		const auto modules = static_cast<PRTL_PROCESS_MODULES>(buffer);
		for (auto idx = 0u; idx < modules->NumberOfModules; ++idx)
		{
			const std::string current_module_name = std::string(reinterpret_cast<char*>(modules->Modules[idx].FullPathName) + modules->Modules[idx].OffsetToFileName);
			if (!_stricmp(current_module_name.c_str(), module_name))
			{
				const uint64_t result = reinterpret_cast<uint64_t>(modules->Modules[idx].ImageBase);
				VirtualFree(buffer, NULL, MEM_RELEASE);
				return result;
			}
		}

		VirtualFree(buffer, NULL, MEM_RELEASE);
		return NULL;
	}

	__forceinline auto get_kmodule_export(const char* module_name, const char* export_name, bool rva = false) -> void*
	{