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89 lines
2.2 KiB
C
89 lines
2.2 KiB
C
/*
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* PROJECT: ReactOS 'General' Shim library
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* LICENSE: GPL-2.0+ (https://spdx.org/licenses/GPL-2.0+)
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* PURPOSE: Test shim used to verify the inner working of the shim engine
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* COPYRIGHT: Copyright 2019 Mark Jansen (mark.jansen@reactos.org)
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*/
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#define WIN32_NO_STATUS
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#include <windef.h>
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#include <winbase.h>
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#include <shimlib.h>
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#include <strsafe.h>
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#define SHIM_NS ShimTest
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#include <setup_shim.inl>
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typedef BOOL (WINAPI *tGetComputerNameA)(LPSTR lpBuffer, LPDWORD lpnSize);
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BOOL WINAPI SHIM_OBJ_NAME(GetComputerNameA)(LPSTR lpBuffer, LPDWORD lpnSize)
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{
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CHAR Buffer[100] = {0};
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DWORD dwSize = sizeof(Buffer) - 1;
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size_t cchLen;
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if (CALL_SHIM(0, tGetComputerNameA)(Buffer, &dwSize))
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{
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SHIM_INFO("Original function returned: '%s'\n", Buffer);
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}
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else
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{
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SHIM_INFO("Original function failed\n");
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Buffer[0] = '\0';
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}
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if (!lpnSize)
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{
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SHIM_WARN("No lpnSize\n");
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return FALSE;
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}
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StringCchCopyA(lpBuffer, *lpnSize, "ShimTest:");
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StringCchCatA(lpBuffer, *lpnSize, Buffer);
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StringCchLengthA(lpBuffer, *lpnSize, &cchLen);
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*lpnSize = (DWORD)cchLen;
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return TRUE;
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}
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typedef INT (WINAPI *tSHStringFromGUIDA)(REFGUID guid, LPSTR lpszDest, INT cchMax);
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int WINAPI SHIM_OBJ_NAME(SHStringFromGUIDA)(REFGUID guid, LPSTR lpszDest, INT cchMax)
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{
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CHAR Buffer[100] = {0};
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if (CALL_SHIM(1, tSHStringFromGUIDA)(guid, Buffer, sizeof(Buffer)-1))
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{
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SHIM_INFO("Original function returned: '%s'\n", Buffer);
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}
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else
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{
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SHIM_INFO("Original function failed\n");
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Buffer[0] = '\0';
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}
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StringCchCopyA(lpszDest, cchMax, "ShimTest:");
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StringCchCatA(lpszDest, cchMax, Buffer);
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return 0;
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}
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BOOL WINAPI SHIM_OBJ_NAME(Notify)(DWORD fdwReason, PVOID ptr)
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{
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if (fdwReason == SHIM_REASON_INIT)
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{
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SHIM_MSG("SHIM_REASON_INIT\n");
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}
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return TRUE;
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}
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#define SHIM_NOTIFY_FN SHIM_OBJ_NAME(Notify)
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#define SHIM_NUM_HOOKS 2
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#define SHIM_SETUP_HOOKS \
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SHIM_HOOK(0, "KERNEL32.DLL", "GetComputerNameA", SHIM_OBJ_NAME(GetComputerNameA)) \
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SHIM_HOOK(1, "SHLWAPI.DLL", (PCSTR)23, SHIM_OBJ_NAME(SHStringFromGUIDA))
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#include <implement_shim.inl>
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