dlls/kernel32/tests/module.c

   1 /*
   2  * Unit tests for module/DLL/library API
   3  *
   4  * Copyright (c) 2004 Eric Pouech
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "wine/test.h"
  22 #include <windows.h>
  23
  24 static DWORD (WINAPI *pGetDllDirectoryA)(DWORD,LPSTR);
  25 static DWORD (WINAPI *pGetDllDirectoryW)(DWORD,LPWSTR);
  26 static BOOL (WINAPI *pSetDllDirectoryA)(LPCSTR);
  27 static BOOL (WINAPI *pGetModuleHandleExA)(DWORD,LPCSTR,HMODULE*);
  28 static BOOL (WINAPI *pGetModuleHandleExW)(DWORD,LPCWSTR,HMODULE*);
  29
  30 static BOOL is_unicode_enabled = TRUE;
  31
  32 static BOOL cmpStrAW(const char* a, const WCHAR* b, DWORD lenA, DWORD lenB)
  33 {
  34     WCHAR       aw[1024];
  35
  36     DWORD len = MultiByteToWideChar( AreFileApisANSI() ? CP_ACP : CP_OEMCP, 0,
  37                                      a, lenA, aw, sizeof(aw) / sizeof(aw[0]) );
  38     if (len != lenB) return FALSE;
  39     return memcmp(aw, b, len * sizeof(WCHAR)) == 0;
  40 }
  41
  42 static void testGetModuleFileName(const char* name)
  43 {
  44     HMODULE     hMod;
  45     char        bufA[MAX_PATH];
  46     WCHAR       bufW[MAX_PATH];
  47     DWORD       len1A, len1W = 0, len2A, len2W = 0;
  48
  49     hMod = (name) ? GetModuleHandle(name) : NULL;
  50
  51     /* first test, with enough space in buffer */
  52     memset(bufA, '-', sizeof(bufA));
  53     SetLastError(0xdeadbeef);
  54     len1A = GetModuleFileNameA(hMod, bufA, sizeof(bufA));
  55     ok(GetLastError() == ERROR_SUCCESS ||
  56        broken(GetLastError() == 0xdeadbeef), /* <= XP SP3 */
  57        "LastError was not reset: %u\n", GetLastError());
  58     ok(len1A > 0, "Getting module filename for handle %p\n", hMod);
  59
  60     if (is_unicode_enabled)
  61     {
  62         memset(bufW, '-', sizeof(bufW));
  63         SetLastError(0xdeadbeef);
  64         len1W = GetModuleFileNameW(hMod, bufW, sizeof(bufW) / sizeof(WCHAR));
  65         ok(GetLastError() == ERROR_SUCCESS ||
  66            broken(GetLastError() == 0xdeadbeef), /* <= XP SP3 */
  67            "LastError was not reset: %u\n", GetLastError());
  68         ok(len1W > 0, "Getting module filename for handle %p\n", hMod);
  69     }
  70
  71     ok(len1A == strlen(bufA), "Unexpected length of GetModuleFilenameA (%d/%d)\n", len1A, lstrlenA(bufA));
  72
  73     if (is_unicode_enabled)
  74     {
  75         ok(len1W == lstrlenW(bufW), "Unexpected length of GetModuleFilenameW (%d/%d)\n", len1W, lstrlenW(bufW));
  76         ok(cmpStrAW(bufA, bufW, len1A, len1W), "Comparing GetModuleFilenameAW results\n");
  77     }
  78
  79     /* second test with a buffer too small */
  80     memset(bufA, '-', sizeof(bufA));
  81     len2A = GetModuleFileNameA(hMod, bufA, len1A / 2);
  82     ok(len2A > 0, "Getting module filename for handle %p\n", hMod);
  83
  84     if (is_unicode_enabled)
  85     {
  86         memset(bufW, '-', sizeof(bufW));
  87         len2W = GetModuleFileNameW(hMod, bufW, len1W / 2);
  88         ok(len2W > 0, "Getting module filename for handle %p\n", hMod);
  89         ok(cmpStrAW(bufA, bufW, len2A, len2W), "Comparing GetModuleFilenameAW results with buffer too small\n" );
  90         ok(len1W / 2 == len2W, "Correct length in GetModuleFilenameW with buffer too small (%d/%d)\n", len1W / 2, len2W);
  91     }
  92
  93     ok(len1A / 2 == len2A ||
  94        len1A / 2 == len2A + 1, /* Win9x */
  95        "Correct length in GetModuleFilenameA with buffer too small (%d/%d)\n", len1A / 2, len2A);
  96 }
  97
  98 static void testGetModuleFileName_Wrong(void)
  99 {
 100     char        bufA[MAX_PATH];
 101     WCHAR       bufW[MAX_PATH];
 102
 103     /* test wrong handle */
 104     if (is_unicode_enabled)
 105     {
 106         bufW[0] = '*';
 107         ok(GetModuleFileNameW((void*)0xffffffff, bufW, sizeof(bufW) / sizeof(WCHAR)) == 0, "Unexpected success in module handle\n");
 108         ok(bufW[0] == '*', "When failing, buffer shouldn't be written to\n");
 109     }
 110
 111     bufA[0] = '*';
 112     ok(GetModuleFileNameA((void*)0xffffffff, bufA, sizeof(bufA)) == 0, "Unexpected success in module handle\n");
 113     ok(bufA[0] == '*' ||
 114        bufA[0] == 0 /* Win9x */,
 115        "When failing, buffer shouldn't be written to\n");
 116 }
 117
 118 static void testLoadLibraryA(void)
 119 {
 120     HMODULE hModule, hModule1;
 121     FARPROC fp;
 122
 123     SetLastError(0xdeadbeef);
 124     hModule = LoadLibraryA("kernel32.dll");
 125     ok( hModule != NULL, "kernel32.dll should be loadable\n");
 126     ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
 127
 128     fp = GetProcAddress(hModule, "CreateFileA");
 129     ok( fp != NULL, "CreateFileA should be there\n");
 130     ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
 131
 132     SetLastError(0xdeadbeef);
 133     hModule1 = LoadLibraryA("kernel32   ");
 134     /* Only winNT does this */
 135     if (GetLastError() != ERROR_DLL_NOT_FOUND)
 136     {
 137         ok( hModule1 != NULL, "\"kernel32   \" should be loadable\n");
 138         ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
 139         ok( hModule == hModule1, "Loaded wrong module\n");
 140         FreeLibrary(hModule1);
 141     }
 142     FreeLibrary(hModule);
 143 }
 144
 145 static void testNestedLoadLibraryA(void)
 146 {
 147     static const char dllname[] = "shell32.dll";
 148     char path1[MAX_PATH], path2[MAX_PATH];
 149     HMODULE hModule1, hModule2, hModule3;
 150
 151     /* This is not really a Windows conformance test, but more a Wine
 152      * regression test. Wine's builtin dlls can be loaded from multiple paths,
 153      * and this test tries to make sure that Wine does not get confused and
 154      * really unloads the Unix .so file at the right time. Failure to do so
 155      * will result in the dll being unloadable.
 156      * This test must be done with a dll that can be unloaded, which means:
 157      * - it must not already be loaded
 158      * - it must not have a 16-bit counterpart
 159      */
 160     GetWindowsDirectory(path1, sizeof(path1));
 161     strcat(path1, "\\system\\");
 162     strcat(path1, dllname);
 163     hModule1 = LoadLibraryA(path1);
 164     if (!hModule1)
 165     {
 166         /* We must be on Windows NT, so we cannot test */
 167         return;
 168     }
 169
 170     GetWindowsDirectory(path2, sizeof(path2));
 171     strcat(path2, "\\system32\\");
 172     strcat(path2, dllname);
 173     hModule2 = LoadLibraryA(path2);
 174     if (!hModule2)
 175     {
 176         /* We must be on Windows 9x, so we cannot test */
 177         ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
 178         return;
 179     }
 180
 181     /* The first LoadLibrary() call may have registered the dll under the
 182      * system32 path. So load it, again, under the '...\system\...' path so
 183      * Wine does not immediately notice that it is already loaded.
 184      */
 185     hModule3 = LoadLibraryA(path1);
 186     ok(hModule3 != NULL, "LoadLibrary(%s) failed\n", path1);
 187
 188     /* Now fully unload the dll */
 189     ok(FreeLibrary(hModule3), "FreeLibrary() failed\n");
 190     ok(FreeLibrary(hModule2), "FreeLibrary() failed\n");
 191     ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
 192     ok(GetModuleHandle(dllname) == NULL, "%s was not fully unloaded\n", dllname);
 193
 194     /* Try to load the dll again, if refcounting is ok, this should work */
 195     hModule1 = LoadLibraryA(path1);
 196     ok(hModule1 != NULL, "LoadLibrary(%s) failed\n", path1);
 197     if (hModule1 != NULL)
 198         ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
 199 }
 200
 201 static void testLoadLibraryA_Wrong(void)
 202 {
 203     HMODULE hModule;
 204
 205     /* Try to load a nonexistent dll */
 206     SetLastError(0xdeadbeef);
 207     hModule = LoadLibraryA("non_ex_pv.dll");
 208     ok( !hModule, "non_ex_pv.dll should be not loadable\n");
 209     ok( GetLastError() == ERROR_MOD_NOT_FOUND || GetLastError() == ERROR_DLL_NOT_FOUND,
 210         "Expected ERROR_MOD_NOT_FOUND or ERROR_DLL_NOT_FOUND (win9x), got %d\n", GetLastError());
 211
 212     /* Just in case */
 213     FreeLibrary(hModule);
 214 }
 215
 216 static void testGetProcAddress_Wrong(void)
 217 {
 218     FARPROC fp;
 219
 220     SetLastError(0xdeadbeef);
 221     fp = GetProcAddress(NULL, "non_ex_call");
 222     ok( !fp, "non_ex_call should not be found\n");
 223     ok( GetLastError() == ERROR_PROC_NOT_FOUND || GetLastError() == ERROR_INVALID_HANDLE,
 224         "Expected ERROR_PROC_NOT_FOUND or ERROR_INVALID_HANDLE(win9x), got %d\n", GetLastError());
 225
 226     SetLastError(0xdeadbeef);
 227     fp = GetProcAddress((HMODULE)0xdeadbeef, "non_ex_call");
 228     ok( !fp, "non_ex_call should not be found\n");
 229     ok( GetLastError() == ERROR_MOD_NOT_FOUND || GetLastError() == ERROR_INVALID_HANDLE,
 230         "Expected ERROR_MOD_NOT_FOUND or ERROR_INVALID_HANDLE(win9x), got %d\n", GetLastError());
 231 }
 232
 233 static void testLoadLibraryEx(void)
 234 {
 235     CHAR path[MAX_PATH];
 236     HMODULE hmodule;
 237     HANDLE hfile;
 238     BOOL ret;
 239
 240     hfile = CreateFileA("testfile.dll", GENERIC_READ | GENERIC_WRITE,
 241                         FILE_SHARE_READ | FILE_SHARE_WRITE,
 242                         NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
 243     ok(hfile != INVALID_HANDLE_VALUE, "Expected a valid file handle\n");
 244
 245     /* NULL lpFileName */
 246     if (is_unicode_enabled)
 247     {
 248         SetLastError(0xdeadbeef);
 249         hmodule = LoadLibraryExA(NULL, NULL, 0);
 250         ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 251         ok(GetLastError() == ERROR_MOD_NOT_FOUND ||
 252            GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
 253            "Expected ERROR_MOD_NOT_FOUND or ERROR_INVALID_PARAMETER, got %d\n",
 254            GetLastError());
 255     }
 256     else
 257         win_skip("NULL filename crashes on WinMe\n");
 258
 259     /* empty lpFileName */
 260     SetLastError(0xdeadbeef);
 261     hmodule = LoadLibraryExA("", NULL, 0);
 262     ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 263     ok(GetLastError() == ERROR_MOD_NOT_FOUND ||
 264        GetLastError() == ERROR_DLL_NOT_FOUND, /* win9x */
 265        "Expected ERROR_MOD_NOT_FOUND or ERROR_DLL_NOT_FOUND, got %d\n",
 266        GetLastError());
 267
 268     /* hFile is non-NULL */
 269     SetLastError(0xdeadbeef);
 270     hmodule = LoadLibraryExA("testfile.dll", hfile, 0);
 271     ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 272     todo_wine
 273     {
 274         ok(GetLastError() == ERROR_SHARING_VIOLATION ||
 275            GetLastError() == ERROR_INVALID_PARAMETER || /* win2k3 */
 276            GetLastError() == ERROR_FILE_NOT_FOUND, /* win9x */
 277            "Unexpected last error, got %d\n", GetLastError());
 278     }
 279
 280     SetLastError(0xdeadbeef);
 281     hmodule = LoadLibraryExA("testfile.dll", (HANDLE)0xdeadbeef, 0);
 282     ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 283     todo_wine
 284     {
 285         ok(GetLastError() == ERROR_SHARING_VIOLATION ||
 286            GetLastError() == ERROR_INVALID_PARAMETER || /* win2k3 */
 287            GetLastError() == ERROR_FILE_NOT_FOUND, /* win9x */
 288            "Unexpected last error, got %d\n", GetLastError());
 289     }
 290
 291     /* try to open a file that is locked */
 292     SetLastError(0xdeadbeef);
 293     hmodule = LoadLibraryExA("testfile.dll", NULL, 0);
 294     ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 295     todo_wine
 296     {
 297         ok(GetLastError() == ERROR_SHARING_VIOLATION ||
 298            GetLastError() == ERROR_FILE_NOT_FOUND, /* win9x */
 299            "Expected ERROR_SHARING_VIOLATION or ERROR_FILE_NOT_FOUND, got %d\n",
 300            GetLastError());
 301     }
 302
 303     /* lpFileName does not matter */
 304     if (is_unicode_enabled)
 305     {
 306         SetLastError(0xdeadbeef);
 307         hmodule = LoadLibraryExA(NULL, hfile, 0);
 308         ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 309         ok(GetLastError() == ERROR_MOD_NOT_FOUND ||
 310            GetLastError() == ERROR_INVALID_PARAMETER, /* win2k3 */
 311            "Expected ERROR_MOD_NOT_FOUND or ERROR_INVALID_PARAMETER, got %d\n",
 312            GetLastError());
 313     }
 314
 315     CloseHandle(hfile);
 316
 317     /* load empty file */
 318     SetLastError(0xdeadbeef);
 319     hmodule = LoadLibraryExA("testfile.dll", NULL, LOAD_LIBRARY_AS_DATAFILE);
 320     ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 321     todo_wine
 322     {
 323         ok(GetLastError() == ERROR_FILE_INVALID ||
 324            GetLastError() == ERROR_BAD_FORMAT, /* win9x */
 325            "Expected ERROR_FILE_INVALID or ERROR_BAD_FORMAT, got %d\n",
 326            GetLastError());
 327     }
 328
 329     DeleteFileA("testfile.dll");
 330
 331     GetSystemDirectoryA(path, MAX_PATH);
 332     if (path[lstrlenA(path) - 1] != '\\')
 333         lstrcatA(path, "\\");
 334     lstrcatA(path, "kernel32.dll");
 335
 336     /* load kernel32.dll with an absolute path */
 337     SetLastError(0xdeadbeef);
 338     hmodule = LoadLibraryExA(path, NULL, LOAD_LIBRARY_AS_DATAFILE);
 339     ok(hmodule != 0, "Expected valid module handle\n");
 340     ok(GetLastError() == 0xdeadbeef ||
 341        GetLastError() == ERROR_SUCCESS, /* win9x */
 342        "Expected 0xdeadbeef or ERROR_SUCCESS, got %d\n", GetLastError());
 343
 344     /* try invalid file handle */
 345     SetLastError(0xdeadbeef);
 346     hmodule = LoadLibraryExA(path, (HANDLE)0xdeadbeef, 0);
 347     if (!hmodule)  /* succeeds on xp and older */
 348         ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());
 349
 350     CloseHandle(hmodule);
 351
 352     /* load kernel32.dll with no path */
 353     SetLastError(0xdeadbeef);
 354     hmodule = LoadLibraryExA("kernel32.dll", NULL, LOAD_LIBRARY_AS_DATAFILE);
 355     ok(hmodule != 0, "Expected valid module handle\n");
 356     ok(GetLastError() == 0xdeadbeef ||
 357        GetLastError() == ERROR_SUCCESS, /* win9x */
 358        "Expected 0xdeadbeef or ERROR_SUCCESS, got %d\n", GetLastError());
 359
 360     CloseHandle(hmodule);
 361
 362     GetCurrentDirectoryA(MAX_PATH, path);
 363     if (path[lstrlenA(path) - 1] != '\\')
 364         lstrcatA(path, "\\");
 365     lstrcatA(path, "kernel32.dll");
 366
 367     /* load kernel32.dll with an absolute path that does not exist */
 368     SetLastError(0xdeadbeef);
 369     hmodule = LoadLibraryExA(path, NULL, LOAD_LIBRARY_AS_DATAFILE);
 370     todo_wine
 371     {
 372         ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
 373     }
 374     ok(GetLastError() == ERROR_FILE_NOT_FOUND ||
 375        broken(GetLastError() == ERROR_INVALID_HANDLE),  /* nt4 */
 376        "Expected ERROR_FILE_NOT_FOUND, got %d\n", GetLastError());
 377
 378     /* Free the loaded dll when its the first time this dll is loaded
 379        in process - First time should pass, second fail */
 380     SetLastError(0xdeadbeef);
 381     hmodule = LoadLibraryExA("comctl32.dll", NULL, LOAD_LIBRARY_AS_DATAFILE);
 382     ok(hmodule != 0, "Expected valid module handle\n");
 383
 384     SetLastError(0xdeadbeef);
 385     ret = FreeLibrary(hmodule);
 386     ok(ret, "Expected to be able to free the module, failed with %d\n", GetLastError());
 387     SetLastError(0xdeadbeef);
 388     ret = FreeLibrary(hmodule);
 389     ok(!ret, "Unexpected ability to free the module, failed with %d\n", GetLastError());
 390
 391     CloseHandle(hmodule);
 392
 393 }
 394
 395 static void testGetDllDirectory(void)
 396 {
 397     CHAR bufferA[MAX_PATH];
 398     WCHAR bufferW[MAX_PATH];
 399     DWORD length, ret;
 400     int i;
 401     static const char *dll_directories[] =
 402     {
 403         "",
 404         "C:\\Some\\Path",
 405         "C:\\Some\\Path\\",
 406         "Q:\\A\\Long\\Path with spaces that\\probably\\doesn't exist!",
 407     };
 408     const int test_count = sizeof(dll_directories) / sizeof(dll_directories[0]);
 409
 410     if (!pGetDllDirectoryA || !pGetDllDirectoryW)
 411     {
 412         win_skip("GetDllDirectory not available\n");
 413         return;
 414     }
 415     if (!pSetDllDirectoryA)
 416     {
 417         win_skip("SetDllDirectoryA not available\n");
 418         return;
 419     }
 420
 421     for (i = 0; i < test_count; i++)
 422     {
 423         length = strlen(dll_directories[i]);
 424         if (!pSetDllDirectoryA(dll_directories[i]))
 425         {
 426             skip("i=%d, SetDllDirectoryA failed\n", i);
 427             continue;
 428         }
 429
 430         /* no buffer, determine length */
 431         ret = pGetDllDirectoryA(0, NULL);
 432         ok(ret == length + 1, "Expected %u, got %u\n", length + 1, ret);
 433
 434         ret = pGetDllDirectoryW(0, NULL);
 435         ok(ret == length + 1, "Expected %u, got %u\n", length + 1, ret);
 436
 437         /* buffer of exactly the right size */
 438         bufferA[length] = 'A';
 439         bufferA[length + 1] = 'A';
 440         ret = pGetDllDirectoryA(length + 1, bufferA);
 441         ok(ret == length, "i=%d, Expected %u, got %u\n", i, length, ret);
 442         ok(bufferA[length + 1] == 'A', "i=%d, Buffer overflow\n", i);
 443         ok(strcmp(bufferA, dll_directories[i]) == 0, "i=%d, Wrong path returned: '%s'\n", i, bufferA);
 444
 445         bufferW[length] = 'A';
 446         bufferW[length + 1] = 'A';
 447         ret = pGetDllDirectoryW(length + 1, bufferW);
 448         ok(ret == length, "i=%d, Expected %u, got %u\n", i, length, ret);
 449         ok(bufferW[length + 1] == 'A', "i=%d, Buffer overflow\n", i);
 450         ok(cmpStrAW(dll_directories[i], bufferW, length, length),
 451            "i=%d, Wrong path returned: %s\n", i, wine_dbgstr_w(bufferW));
 452
 453         /* zero size buffer
 454          * the A version always null-terminates the buffer,
 455          * the W version doesn't do it on some platforms */
 456         bufferA[0] = 'A';
 457         ret = pGetDllDirectoryA(0, bufferA);
 458         ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
 459         ok(bufferA[0] == 0, "i=%d, Buffer not null terminated\n", i);
 460
 461         bufferW[0] = 'A';
 462         ret = pGetDllDirectoryW(0, bufferW);
 463         ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
 464         ok(bufferW[0] == 0 || /* XP, 2003 */
 465            broken(bufferW[0] == 'A'), "i=%d, Buffer overflow\n", i);
 466
 467         /* buffer just one too short */
 468         bufferA[0] = 'A';
 469         ret = pGetDllDirectoryA(length, bufferA);
 470         ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
 471         ok(bufferA[0] == 0, "i=%d, Buffer not null terminated\n", i);
 472
 473         bufferW[0] = 'A';
 474         ret = pGetDllDirectoryW(length, bufferW);
 475         ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
 476         ok(bufferW[0] == 0 || /* XP, 2003 */
 477            broken(bufferW[0] == 'A'), "i=%d, Buffer overflow\n", i);
 478
 479         /* no buffer, but too short length */
 480         ret = pGetDllDirectoryA(length, NULL);
 481         ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
 482
 483         ret = pGetDllDirectoryW(length, NULL);
 484         ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
 485     }
 486
 487     /* unset whatever we did so following tests won't be affected */
 488     pSetDllDirectoryA(NULL);
 489 }
 490
 491 static void init_pointers(void)
 492 {
 493     HMODULE hKernel32 = GetModuleHandleA("kernel32.dll");
 494
 495 #define MAKEFUNC(f) (p##f = (void*)GetProcAddress(hKernel32, #f))
 496     MAKEFUNC(GetDllDirectoryA);
 497     MAKEFUNC(GetDllDirectoryW);
 498     MAKEFUNC(SetDllDirectoryA);
 499     MAKEFUNC(GetModuleHandleExA);
 500     MAKEFUNC(GetModuleHandleExW);
 501 #undef MAKEFUNC
 502 }
 503
 504 static void testGetModuleHandleEx(void)
 505 {
 506     static const WCHAR kernel32W[] = {'k','e','r','n','e','l','3','2',0};
 507     static const WCHAR nosuchmodW[] = {'n','o','s','u','c','h','m','o','d',0};
 508     BOOL ret;
 509     DWORD error;
 510     HMODULE mod, mod_kernel32;
 511
 512     if (!pGetModuleHandleExA || !pGetModuleHandleExW)
 513     {
 514         win_skip( "GetModuleHandleEx not available\n" );
 515         return;
 516     }
 517
 518     SetLastError( 0xdeadbeef );
 519     ret = pGetModuleHandleExA( 0, NULL, NULL );
 520     error = GetLastError();
 521     ok( !ret, "unexpected success\n" );
 522     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 523
 524     SetLastError( 0xdeadbeef );
 525     ret = pGetModuleHandleExA( 0, "kernel32", NULL );
 526     error = GetLastError();
 527     ok( !ret, "unexpected success\n" );
 528     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 529
 530     SetLastError( 0xdeadbeef );
 531     mod = (HMODULE)0xdeadbeef;
 532     ret = pGetModuleHandleExA( 0, "kernel32", &mod );
 533     ok( ret, "unexpected failure %u\n", GetLastError() );
 534     ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );
 535     FreeLibrary( mod );
 536
 537     SetLastError( 0xdeadbeef );
 538     mod = (HMODULE)0xdeadbeef;
 539     ret = pGetModuleHandleExA( 0, "nosuchmod", &mod );
 540     error = GetLastError();
 541     ok( !ret, "unexpected success\n" );
 542     ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
 543     ok( mod == NULL, "got %p\n", mod );
 544
 545     SetLastError( 0xdeadbeef );
 546     ret = pGetModuleHandleExW( 0, NULL, NULL );
 547     error = GetLastError();
 548     ok( !ret, "unexpected success\n" );
 549     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 550
 551     SetLastError( 0xdeadbeef );
 552     ret = pGetModuleHandleExW( 0, kernel32W, NULL );
 553     error = GetLastError();
 554     ok( !ret, "unexpected success\n" );
 555     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 556
 557     SetLastError( 0xdeadbeef );
 558     mod = (HMODULE)0xdeadbeef;
 559     ret = pGetModuleHandleExW( 0, kernel32W, &mod );
 560     ok( ret, "unexpected failure %u\n", GetLastError() );
 561     ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );
 562     FreeLibrary( mod );
 563
 564     SetLastError( 0xdeadbeef );
 565     mod = (HMODULE)0xdeadbeef;
 566     ret = pGetModuleHandleExW( 0, nosuchmodW, &mod );
 567     error = GetLastError();
 568     ok( !ret, "unexpected success\n" );
 569     ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
 570     ok( mod == NULL, "got %p\n", mod );
 571
 572     SetLastError( 0xdeadbeef );
 573     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, NULL, NULL );
 574     error = GetLastError();
 575     ok( !ret, "unexpected success\n" );
 576     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 577
 578     SetLastError( 0xdeadbeef );
 579     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, "kernel32", NULL );
 580     error = GetLastError();
 581     ok( !ret, "unexpected success\n" );
 582     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 583
 584     SetLastError( 0xdeadbeef );
 585     mod = (HMODULE)0xdeadbeef;
 586     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, "kernel32", &mod );
 587     ok( ret, "unexpected failure %u\n", GetLastError() );
 588     ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );
 589
 590     SetLastError( 0xdeadbeef );
 591     mod = (HMODULE)0xdeadbeef;
 592     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, "nosuchmod", &mod );
 593     error = GetLastError();
 594     ok( !ret, "unexpected success\n" );
 595     ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
 596     ok( mod == NULL, "got %p\n", mod );
 597
 598     SetLastError( 0xdeadbeef );
 599     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, NULL, NULL );
 600     error = GetLastError();
 601     ok( !ret, "unexpected success\n" );
 602     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 603
 604     SetLastError( 0xdeadbeef );
 605     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, kernel32W, NULL );
 606     error = GetLastError();
 607     ok( !ret, "unexpected success\n" );
 608     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 609
 610     SetLastError( 0xdeadbeef );
 611     mod = (HMODULE)0xdeadbeef;
 612     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, kernel32W, &mod );
 613     ok( ret, "unexpected failure %u\n", GetLastError() );
 614     ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );
 615
 616     SetLastError( 0xdeadbeef );
 617     mod = (HMODULE)0xdeadbeef;
 618     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, nosuchmodW, &mod );
 619     error = GetLastError();
 620     ok( !ret, "unexpected success\n" );
 621     ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
 622     ok( mod == NULL, "got %p\n", mod );
 623
 624     mod_kernel32 = LoadLibraryA( "kernel32" );
 625
 626     SetLastError( 0xdeadbeef );
 627     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, NULL, NULL );
 628     error = GetLastError();
 629     ok( !ret, "unexpected success\n" );
 630     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 631
 632     SetLastError( 0xdeadbeef );
 633     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)mod_kernel32, NULL );
 634     error = GetLastError();
 635     ok( !ret, "unexpected success\n" );
 636     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 637
 638     SetLastError( 0xdeadbeef );
 639     mod = (HMODULE)0xdeadbeef;
 640     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)mod_kernel32, &mod );
 641     ok( ret, "unexpected failure %u\n", GetLastError() );
 642     ok( mod == mod_kernel32, "got %p\n", mod );
 643     FreeLibrary( mod );
 644
 645     SetLastError( 0xdeadbeef );
 646     mod = (HMODULE)0xdeadbeef;
 647     ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)0xbeefdead, &mod );
 648     error = GetLastError();
 649     ok( !ret, "unexpected success\n" );
 650     ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
 651     ok( mod == NULL, "got %p\n", mod );
 652
 653     SetLastError( 0xdeadbeef );
 654     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, NULL, NULL );
 655     error = GetLastError();
 656     ok( !ret, "unexpected success\n" );
 657     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 658
 659     SetLastError( 0xdeadbeef );
 660     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)mod_kernel32, NULL );
 661     error = GetLastError();
 662     ok( !ret, "unexpected success\n" );
 663     ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
 664
 665     SetLastError( 0xdeadbeef );
 666     mod = (HMODULE)0xdeadbeef;
 667     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)mod_kernel32, &mod );
 668     ok( ret, "unexpected failure %u\n", GetLastError() );
 669     ok( mod == mod_kernel32, "got %p\n", mod );
 670     FreeLibrary( mod );
 671
 672     SetLastError( 0xdeadbeef );
 673     mod = (HMODULE)0xdeadbeef;
 674     ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)0xbeefdead, &mod );
 675     error = GetLastError();
 676     ok( !ret, "unexpected success\n" );
 677     ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
 678     ok( mod == NULL, "got %p\n", mod );
 679
 680     FreeLibrary( mod_kernel32 );
 681 }
 682
 683 START_TEST(module)
 684 {
 685     WCHAR filenameW[MAX_PATH];
 686
 687     /* Test if we can use GetModuleFileNameW */
 688
 689     SetLastError(0xdeadbeef);
 690     GetModuleFileNameW(NULL, filenameW, MAX_PATH);
 691     if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
 692     {
 693         win_skip("GetModuleFileNameW not existing on this platform, skipping W-calls\n");
 694         is_unicode_enabled = FALSE;
 695     }
 696
 697     init_pointers();
 698
 699     testGetModuleFileName(NULL);
 700     testGetModuleFileName("kernel32.dll");
 701     testGetModuleFileName_Wrong();
 702
 703     testGetDllDirectory();
 704
 705     testLoadLibraryA();
 706     testNestedLoadLibraryA();
 707     testLoadLibraryA_Wrong();
 708     testGetProcAddress_Wrong();
 709     testLoadLibraryEx();
 710     testGetModuleHandleEx();
 711 }