90 lines
2.1 KiB
C
90 lines
2.1 KiB
C
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#include <stdio.h>
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#include <winpr/crt.h>
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#include <winpr/path.h>
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#include <winpr/tchar.h>
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#include <winpr/windows.h>
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#include <winpr/library.h>
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typedef int (*TEST_AB_FN)(int a, int b);
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int TestLibraryGetProcAddress(int argc, char* argv[])
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{
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int a = 0;
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int b = 0;
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int c = 0;
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HINSTANCE library = NULL;
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TEST_AB_FN pFunctionA = NULL;
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TEST_AB_FN pFunctionB = NULL;
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LPCSTR SharedLibraryExtension = NULL;
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CHAR LibraryPath[PATHCCH_MAX_CCH];
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PCHAR p = NULL;
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WINPR_UNUSED(argc);
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WINPR_UNUSED(argv);
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if (!GetModuleFileNameA(NULL, LibraryPath, PATHCCH_MAX_CCH))
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{
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printf("%s: GetModuleFilenameA failed: 0x%08" PRIX32 "\n", __func__, GetLastError());
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return -1;
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}
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/* PathCchRemoveFileSpec is not implemented in WinPR */
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if (!(p = strrchr(LibraryPath, PathGetSeparatorA(PATH_STYLE_NATIVE))))
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{
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printf("%s: Error identifying module directory path\n", __func__);
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return -1;
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}
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*p = 0;
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NativePathCchAppendA(LibraryPath, PATHCCH_MAX_CCH, "TestLibraryA");
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SharedLibraryExtension = PathGetSharedLibraryExtensionA(PATH_SHARED_LIB_EXT_WITH_DOT);
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NativePathCchAddExtensionA(LibraryPath, PATHCCH_MAX_CCH, SharedLibraryExtension);
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printf("%s: Loading Library: '%s'\n", __func__, LibraryPath);
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if (!(library = LoadLibraryA(LibraryPath)))
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{
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printf("%s: LoadLibraryA failure: 0x%08" PRIX32 "\n", __func__, GetLastError());
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return -1;
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}
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if (!(pFunctionA = (TEST_AB_FN)GetProcAddress(library, "FunctionA")))
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{
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printf("%s: GetProcAddress failure (FunctionA)\n", __func__);
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return -1;
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}
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if (!(pFunctionB = (TEST_AB_FN)GetProcAddress(library, "FunctionB")))
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{
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printf("%s: GetProcAddress failure (FunctionB)\n", __func__);
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return -1;
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}
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a = 2;
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b = 3;
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c = pFunctionA(a, b); /* LibraryA / FunctionA multiplies a and b */
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if (c != (a * b))
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{
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printf("%s: pFunctionA call failed\n", __func__);
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return -1;
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}
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a = 10;
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b = 5;
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c = pFunctionB(a, b); /* LibraryA / FunctionB divides a by b */
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if (c != (a / b))
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{
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printf("%s: pFunctionB call failed\n", __func__);
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return -1;
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}
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if (!FreeLibrary(library))
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{
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printf("%s: FreeLibrary failure: 0x%08" PRIX32 "\n", __func__, GetLastError());
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return -1;
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}
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return 0;
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}
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