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proxy.h
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#include <Windows.h>
#ifndef VERSION_PROXY_H
#define VERSION_PROXY_H
#define WRAPPER_GENFUNC(name) \
FARPROC orig_##name; \
extern "C" __declspec(naked) void _##name() \
{ \
asm("jmp *orig_"#name); \
}
WRAPPER_GENFUNC(GetFileVersionInfoA)
WRAPPER_GENFUNC(GetFileVersionInfoByHandle)
WRAPPER_GENFUNC(GetFileVersionInfoExW)
WRAPPER_GENFUNC(GetFileVersionInfoExA)
WRAPPER_GENFUNC(GetFileVersionInfoSizeA)
WRAPPER_GENFUNC(GetFileVersionInfoSizeExA)
WRAPPER_GENFUNC(GetFileVersionInfoSizeExW)
WRAPPER_GENFUNC(GetFileVersionInfoSizeW)
WRAPPER_GENFUNC(GetFileVersionInfoW)
WRAPPER_GENFUNC(VerFindFileA)
WRAPPER_GENFUNC(VerFindFileW)
WRAPPER_GENFUNC(VerInstallFileA)
WRAPPER_GENFUNC(VerInstallFileW)
WRAPPER_GENFUNC(VerLanguageNameA)
WRAPPER_GENFUNC(VerLanguageNameW)
WRAPPER_GENFUNC(VerQueryValueA)
WRAPPER_GENFUNC(VerQueryValueW)
#define WRAPPER_FUNC(name) orig_##name = GetProcAddress(hOriginalDll, #name);
void SourceInit() {
char source[MAX_PATH];
GetSystemDirectory(source, MAX_PATH);
strcat_s(source, sizeof source, "\\version.dll");
HMODULE hOriginalDll = LoadLibrary(source);
WRAPPER_FUNC(GetFileVersionInfoA);
WRAPPER_FUNC(GetFileVersionInfoByHandle);
WRAPPER_FUNC(GetFileVersionInfoExW);
WRAPPER_FUNC(GetFileVersionInfoExA);
WRAPPER_FUNC(GetFileVersionInfoSizeA);
WRAPPER_FUNC(GetFileVersionInfoSizeExW);
WRAPPER_FUNC(GetFileVersionInfoSizeExA);
WRAPPER_FUNC(GetFileVersionInfoSizeW);
WRAPPER_FUNC(GetFileVersionInfoW);
WRAPPER_FUNC(VerFindFileA);
WRAPPER_FUNC(VerFindFileW);
WRAPPER_FUNC(VerInstallFileA);
WRAPPER_FUNC(VerInstallFileW);
WRAPPER_FUNC(VerLanguageNameA);
WRAPPER_FUNC(VerLanguageNameW);
WRAPPER_FUNC(VerQueryValueA);
WRAPPER_FUNC(VerQueryValueW);
}
#endif //VERSION_PROXY_H