module.c 25.7 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
/*
 * Unit tests for module/DLL/library API
 *
 * Copyright (c) 2004 Eric Pouech
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * 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 22 23
 */

#include "wine/test.h"
#include <windows.h>

24 25 26
static DWORD (WINAPI *pGetDllDirectoryA)(DWORD,LPSTR);
static DWORD (WINAPI *pGetDllDirectoryW)(DWORD,LPWSTR);
static BOOL (WINAPI *pSetDllDirectoryA)(LPCSTR);
27 28
static BOOL (WINAPI *pGetModuleHandleExA)(DWORD,LPCSTR,HMODULE*);
static BOOL (WINAPI *pGetModuleHandleExW)(DWORD,LPCWSTR,HMODULE*);
29

30 31
static BOOL is_unicode_enabled = TRUE;

32
static BOOL cmpStrAW(const char* a, const WCHAR* b, DWORD lenA, DWORD lenB)
33 34 35
{
    WCHAR       aw[1024];

36 37 38
    DWORD len = MultiByteToWideChar( AreFileApisANSI() ? CP_ACP : CP_OEMCP, 0,
                                     a, lenA, aw, sizeof(aw) / sizeof(aw[0]) );
    if (len != lenB) return FALSE;
39 40 41 42 43 44 45 46
    return memcmp(aw, b, len * sizeof(WCHAR)) == 0;
}

static void testGetModuleFileName(const char* name)
{
    HMODULE     hMod;
    char        bufA[MAX_PATH];
    WCHAR       bufW[MAX_PATH];
47
    DWORD       len1A, len1W = 0, len2A, len2W = 0;
48 49 50 51 52

    hMod = (name) ? GetModuleHandle(name) : NULL;

    /* first test, with enough space in buffer */
    memset(bufA, '-', sizeof(bufA));
53
    SetLastError(0xdeadbeef);
54
    len1A = GetModuleFileNameA(hMod, bufA, sizeof(bufA));
55 56 57
    ok(GetLastError() == ERROR_SUCCESS ||
       broken(GetLastError() == 0xdeadbeef), /* <= XP SP3 */
       "LastError was not reset: %u\n", GetLastError());
58
    ok(len1A > 0, "Getting module filename for handle %p\n", hMod);
59 60 61 62

    if (is_unicode_enabled)
    {
        memset(bufW, '-', sizeof(bufW));
63
        SetLastError(0xdeadbeef);
64
        len1W = GetModuleFileNameW(hMod, bufW, sizeof(bufW) / sizeof(WCHAR));
65 66 67
        ok(GetLastError() == ERROR_SUCCESS ||
           broken(GetLastError() == 0xdeadbeef), /* <= XP SP3 */
           "LastError was not reset: %u\n", GetLastError());
68 69 70
        ok(len1W > 0, "Getting module filename for handle %p\n", hMod);
    }

71
    ok(len1A == strlen(bufA), "Unexpected length of GetModuleFilenameA (%d/%d)\n", len1A, lstrlenA(bufA));
72 73 74

    if (is_unicode_enabled)
    {
75
        ok(len1W == lstrlenW(bufW), "Unexpected length of GetModuleFilenameW (%d/%d)\n", len1W, lstrlenW(bufW));
76 77
        ok(cmpStrAW(bufA, bufW, len1A, len1W), "Comparing GetModuleFilenameAW results\n");
    }
78 79 80 81 82

    /* second test with a buffer too small */
    memset(bufA, '-', sizeof(bufA));
    len2A = GetModuleFileNameA(hMod, bufA, len1A / 2);
    ok(len2A > 0, "Getting module filename for handle %p\n", hMod);
83 84 85 86 87 88 89

    if (is_unicode_enabled)
    {
        memset(bufW, '-', sizeof(bufW));
        len2W = GetModuleFileNameW(hMod, bufW, len1W / 2);
        ok(len2W > 0, "Getting module filename for handle %p\n", hMod);
        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 94
    ok(len1A / 2 == len2A || 
       len1A / 2 == len2A + 1, /* Win9x */
95
       "Correct length in GetModuleFilenameA with buffer too small (%d/%d)\n", len1A / 2, len2A);
96 97 98 99 100 101 102 103
}

static void testGetModuleFileName_Wrong(void)
{
    char        bufA[MAX_PATH];
    WCHAR       bufW[MAX_PATH];

    /* test wrong handle */
104 105 106 107 108 109
    if (is_unicode_enabled)
    {
        bufW[0] = '*';
        ok(GetModuleFileNameW((void*)0xffffffff, bufW, sizeof(bufW) / sizeof(WCHAR)) == 0, "Unexpected success in module handle\n");
        ok(bufW[0] == '*', "When failing, buffer shouldn't be written to\n");
    }
110 111 112

    bufA[0] = '*';
    ok(GetModuleFileNameA((void*)0xffffffff, bufA, sizeof(bufA)) == 0, "Unexpected success in module handle\n");
113 114 115
    ok(bufA[0] == '*' ||
       bufA[0] == 0 /* Win9x */,
       "When failing, buffer shouldn't be written to\n");
116 117
}

118 119
static void testLoadLibraryA(void)
{
120
    HMODULE hModule, hModule1;
121 122 123
    FARPROC fp;

    SetLastError(0xdeadbeef);
124 125
    hModule = LoadLibraryA("kernel32.dll");
    ok( hModule != NULL, "kernel32.dll should be loadable\n");
126
    ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
127

128 129
    fp = GetProcAddress(hModule, "CreateFileA");
    ok( fp != NULL, "CreateFileA should be there\n");
130
    ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
131

132 133 134 135 136 137
    SetLastError(0xdeadbeef);
    hModule1 = LoadLibraryA("kernel32   ");
    /* Only winNT does this */
    if (GetLastError() != ERROR_DLL_NOT_FOUND)
    {
        ok( hModule1 != NULL, "\"kernel32   \" should be loadable\n");
138
        ok( GetLastError() == 0xdeadbeef, "GetLastError should be 0xdeadbeef but is %d\n", GetLastError());
139 140 141
        ok( hModule == hModule1, "Loaded wrong module\n");
        FreeLibrary(hModule1);
    }
142 143 144
    FreeLibrary(hModule);
}

145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191
static void testNestedLoadLibraryA(void)
{
    static const char dllname[] = "shell32.dll";
    char path1[MAX_PATH], path2[MAX_PATH];
    HMODULE hModule1, hModule2, hModule3;

    /* This is not really a Windows conformance test, but more a Wine
     * regression test. Wine's builtin dlls can be loaded from multiple paths,
     * and this test tries to make sure that Wine does not get confused and
     * really unloads the Unix .so file at the right time. Failure to do so
     * will result in the dll being unloadable.
     * This test must be done with a dll that can be unloaded, which means:
     * - it must not already be loaded
     * - it must not have a 16-bit counterpart
     */
    GetWindowsDirectory(path1, sizeof(path1));
    strcat(path1, "\\system\\");
    strcat(path1, dllname);
    hModule1 = LoadLibraryA(path1);
    if (!hModule1)
    {
        /* We must be on Windows NT, so we cannot test */
        return;
    }

    GetWindowsDirectory(path2, sizeof(path2));
    strcat(path2, "\\system32\\");
    strcat(path2, dllname);
    hModule2 = LoadLibraryA(path2);
    if (!hModule2)
    {
        /* We must be on Windows 9x, so we cannot test */
        ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
        return;
    }

    /* The first LoadLibrary() call may have registered the dll under the
     * system32 path. So load it, again, under the '...\system\...' path so
     * Wine does not immediately notice that it is already loaded.
     */
    hModule3 = LoadLibraryA(path1);
    ok(hModule3 != NULL, "LoadLibrary(%s) failed\n", path1);

    /* Now fully unload the dll */
    ok(FreeLibrary(hModule3), "FreeLibrary() failed\n");
    ok(FreeLibrary(hModule2), "FreeLibrary() failed\n");
    ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
192
    ok(GetModuleHandle(dllname) == NULL, "%s was not fully unloaded\n", dllname);
193 194 195

    /* Try to load the dll again, if refcounting is ok, this should work */
    hModule1 = LoadLibraryA(path1);
196
    ok(hModule1 != NULL, "LoadLibrary(%s) failed\n", path1);
197 198 199 200
    if (hModule1 != NULL)
        ok(FreeLibrary(hModule1), "FreeLibrary() failed\n");
}

201 202 203 204
static void testLoadLibraryA_Wrong(void)
{
    HMODULE hModule;

205
    /* Try to load a nonexistent dll */
206 207 208
    SetLastError(0xdeadbeef);
    hModule = LoadLibraryA("non_ex_pv.dll");
    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());
211 212 213 214 215 216 217 218 219 220 221 222

    /* Just in case */
    FreeLibrary(hModule);
}

static void testGetProcAddress_Wrong(void)
{
    FARPROC fp;

    SetLastError(0xdeadbeef);
    fp = GetProcAddress(NULL, "non_ex_call");
    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);
227 228
    fp = GetProcAddress((HMODULE)0xdeadbeef, "non_ex_call");
    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
}

233 234 235 236 237
static void testLoadLibraryEx(void)
{
    CHAR path[MAX_PATH];
    HMODULE hmodule;
    HANDLE hfile;
238
    BOOL ret;
239 240

    hfile = CreateFileA("testfile.dll", GENERIC_READ | GENERIC_WRITE,
241
                        FILE_SHARE_READ | FILE_SHARE_WRITE,
242 243 244 245
                        NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
    ok(hfile != INVALID_HANDLE_VALUE, "Expected a valid file handle\n");

    /* NULL lpFileName */
246 247 248 249 250 251 252 253 254 255 256 257
    if (is_unicode_enabled)
    {
        SetLastError(0xdeadbeef);
        hmodule = LoadLibraryExA(NULL, NULL, 0);
        ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
        ok(GetLastError() == ERROR_MOD_NOT_FOUND ||
           GetLastError() == ERROR_INVALID_PARAMETER, /* win9x */
           "Expected ERROR_MOD_NOT_FOUND or ERROR_INVALID_PARAMETER, got %d\n",
           GetLastError());
    }
    else
        win_skip("NULL filename crashes on WinMe\n");
258 259 260 261 262

    /* empty lpFileName */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA("", NULL, 0);
    ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
263 264 265 266
    ok(GetLastError() == ERROR_MOD_NOT_FOUND ||
       GetLastError() == ERROR_DLL_NOT_FOUND, /* win9x */
       "Expected ERROR_MOD_NOT_FOUND or ERROR_DLL_NOT_FOUND, got %d\n",
       GetLastError());
267 268 269 270 271

    /* hFile is non-NULL */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA("testfile.dll", hfile, 0);
    ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289
    todo_wine
    {
        ok(GetLastError() == ERROR_SHARING_VIOLATION ||
           GetLastError() == ERROR_INVALID_PARAMETER || /* win2k3 */
           GetLastError() == ERROR_FILE_NOT_FOUND, /* win9x */
           "Unexpected last error, got %d\n", GetLastError());
    }

    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA("testfile.dll", (HANDLE)0xdeadbeef, 0);
    ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
    todo_wine
    {
        ok(GetLastError() == ERROR_SHARING_VIOLATION ||
           GetLastError() == ERROR_INVALID_PARAMETER || /* win2k3 */
           GetLastError() == ERROR_FILE_NOT_FOUND, /* win9x */
           "Unexpected last error, got %d\n", GetLastError());
    }
290

291
    /* try to open a file that is locked */
292 293 294 295 296
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA("testfile.dll", NULL, 0);
    ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
    todo_wine
    {
297 298 299 300
        ok(GetLastError() == ERROR_SHARING_VIOLATION ||
           GetLastError() == ERROR_FILE_NOT_FOUND, /* win9x */
           "Expected ERROR_SHARING_VIOLATION or ERROR_FILE_NOT_FOUND, got %d\n",
           GetLastError());
301 302
    }

303
    /* lpFileName does not matter */
304 305 306 307 308 309 310 311 312 313
    if (is_unicode_enabled)
    {
        SetLastError(0xdeadbeef);
        hmodule = LoadLibraryExA(NULL, hfile, 0);
        ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
        ok(GetLastError() == ERROR_MOD_NOT_FOUND ||
           GetLastError() == ERROR_INVALID_PARAMETER, /* win2k3 */
           "Expected ERROR_MOD_NOT_FOUND or ERROR_INVALID_PARAMETER, got %d\n",
           GetLastError());
    }
314 315 316 317 318 319 320 321 322

    CloseHandle(hfile);

    /* load empty file */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA("testfile.dll", NULL, LOAD_LIBRARY_AS_DATAFILE);
    ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
    todo_wine
    {
323 324 325 326
        ok(GetLastError() == ERROR_FILE_INVALID ||
           GetLastError() == ERROR_BAD_FORMAT, /* win9x */
           "Expected ERROR_FILE_INVALID or ERROR_BAD_FORMAT, got %d\n",
           GetLastError());
327 328 329 330 331 332 333 334 335 336 337 338 339
    }

    DeleteFileA("testfile.dll");

    GetSystemDirectoryA(path, MAX_PATH);
    if (path[lstrlenA(path) - 1] != '\\')
        lstrcatA(path, "\\");
    lstrcatA(path, "kernel32.dll");

    /* load kernel32.dll with an absolute path */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA(path, NULL, LOAD_LIBRARY_AS_DATAFILE);
    ok(hmodule != 0, "Expected valid module handle\n");
340 341 342
    ok(GetLastError() == 0xdeadbeef ||
       GetLastError() == ERROR_SUCCESS, /* win9x */
       "Expected 0xdeadbeef or ERROR_SUCCESS, got %d\n", GetLastError());
343

344 345 346 347 348 349
    /* try invalid file handle */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA(path, (HANDLE)0xdeadbeef, 0);
    if (!hmodule)  /* succeeds on xp and older */
        ok(GetLastError() == ERROR_INVALID_PARAMETER, "wrong error %u\n", GetLastError());

350 351 352 353 354 355
    CloseHandle(hmodule);

    /* load kernel32.dll with no path */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA("kernel32.dll", NULL, LOAD_LIBRARY_AS_DATAFILE);
    ok(hmodule != 0, "Expected valid module handle\n");
356 357 358
    ok(GetLastError() == 0xdeadbeef ||
       GetLastError() == ERROR_SUCCESS, /* win9x */
       "Expected 0xdeadbeef or ERROR_SUCCESS, got %d\n", GetLastError());
359 360 361 362 363 364 365 366 367 368 369 370 371 372 373

    CloseHandle(hmodule);

    GetCurrentDirectoryA(MAX_PATH, path);
    if (path[lstrlenA(path) - 1] != '\\')
        lstrcatA(path, "\\");
    lstrcatA(path, "kernel32.dll");

    /* load kernel32.dll with an absolute path that does not exist */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA(path, NULL, LOAD_LIBRARY_AS_DATAFILE);
    todo_wine
    {
        ok(hmodule == 0, "Expected 0, got %p\n", hmodule);
    }
374 375
    ok(GetLastError() == ERROR_FILE_NOT_FOUND ||
       broken(GetLastError() == ERROR_INVALID_HANDLE),  /* nt4 */
376
       "Expected ERROR_FILE_NOT_FOUND, got %d\n", GetLastError());
377 378 379 380 381 382 383 384

    /* Free the loaded dll when its the first time this dll is loaded
       in process - First time should pass, second fail */
    SetLastError(0xdeadbeef);
    hmodule = LoadLibraryExA("comctl32.dll", NULL, LOAD_LIBRARY_AS_DATAFILE);
    ok(hmodule != 0, "Expected valid module handle\n");

    SetLastError(0xdeadbeef);
385 386
    ret = FreeLibrary(hmodule);
    ok(ret, "Expected to be able to free the module, failed with %d\n", GetLastError());
387
    SetLastError(0xdeadbeef);
388 389
    ret = FreeLibrary(hmodule);
    ok(!ret, "Unexpected ability to free the module, failed with %d\n", GetLastError());
390 391 392

    CloseHandle(hmodule);

393 394
}

395 396 397 398
static void testGetDllDirectory(void)
{
    CHAR bufferA[MAX_PATH];
    WCHAR bufferW[MAX_PATH];
399
    DWORD length, ret;
400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498
    int i;
    static const char *dll_directories[] =
    {
        "",
        "C:\\Some\\Path",
        "C:\\Some\\Path\\",
        "Q:\\A\\Long\\Path with spaces that\\probably\\doesn't exist!",
    };
    const int test_count = sizeof(dll_directories) / sizeof(dll_directories[0]);

    if (!pGetDllDirectoryA || !pGetDllDirectoryW)
    {
        win_skip("GetDllDirectory not available\n");
        return;
    }
    if (!pSetDllDirectoryA)
    {
        win_skip("SetDllDirectoryA not available\n");
        return;
    }

    for (i = 0; i < test_count; i++)
    {
        length = strlen(dll_directories[i]);
        if (!pSetDllDirectoryA(dll_directories[i]))
        {
            skip("i=%d, SetDllDirectoryA failed\n", i);
            continue;
        }

        /* no buffer, determine length */
        ret = pGetDllDirectoryA(0, NULL);
        ok(ret == length + 1, "Expected %u, got %u\n", length + 1, ret);

        ret = pGetDllDirectoryW(0, NULL);
        ok(ret == length + 1, "Expected %u, got %u\n", length + 1, ret);

        /* buffer of exactly the right size */
        bufferA[length] = 'A';
        bufferA[length + 1] = 'A';
        ret = pGetDllDirectoryA(length + 1, bufferA);
        ok(ret == length, "i=%d, Expected %u, got %u\n", i, length, ret);
        ok(bufferA[length + 1] == 'A', "i=%d, Buffer overflow\n", i);
        ok(strcmp(bufferA, dll_directories[i]) == 0, "i=%d, Wrong path returned: '%s'\n", i, bufferA);

        bufferW[length] = 'A';
        bufferW[length + 1] = 'A';
        ret = pGetDllDirectoryW(length + 1, bufferW);
        ok(ret == length, "i=%d, Expected %u, got %u\n", i, length, ret);
        ok(bufferW[length + 1] == 'A', "i=%d, Buffer overflow\n", i);
        ok(cmpStrAW(dll_directories[i], bufferW, length, length),
           "i=%d, Wrong path returned: %s\n", i, wine_dbgstr_w(bufferW));

        /* zero size buffer
         * the A version always null-terminates the buffer,
         * the W version doesn't do it on some platforms */
        bufferA[0] = 'A';
        ret = pGetDllDirectoryA(0, bufferA);
        ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
        ok(bufferA[0] == 0, "i=%d, Buffer not null terminated\n", i);

        bufferW[0] = 'A';
        ret = pGetDllDirectoryW(0, bufferW);
        ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
        ok(bufferW[0] == 0 || /* XP, 2003 */
           broken(bufferW[0] == 'A'), "i=%d, Buffer overflow\n", i);

        /* buffer just one too short */
        bufferA[0] = 'A';
        ret = pGetDllDirectoryA(length, bufferA);
        ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
        ok(bufferA[0] == 0, "i=%d, Buffer not null terminated\n", i);

        bufferW[0] = 'A';
        ret = pGetDllDirectoryW(length, bufferW);
        ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
        ok(bufferW[0] == 0 || /* XP, 2003 */
           broken(bufferW[0] == 'A'), "i=%d, Buffer overflow\n", i);

        /* no buffer, but too short length */
        ret = pGetDllDirectoryA(length, NULL);
        ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);

        ret = pGetDllDirectoryW(length, NULL);
        ok(ret == length + 1, "i=%d, Expected %u, got %u\n", i, length + 1, ret);
    }

    /* unset whatever we did so following tests won't be affected */
    pSetDllDirectoryA(NULL);
}

static void init_pointers(void)
{
    HMODULE hKernel32 = GetModuleHandleA("kernel32.dll");

#define MAKEFUNC(f) (p##f = (void*)GetProcAddress(hKernel32, #f))
    MAKEFUNC(GetDllDirectoryA);
    MAKEFUNC(GetDllDirectoryW);
    MAKEFUNC(SetDllDirectoryA);
499 500
    MAKEFUNC(GetModuleHandleExA);
    MAKEFUNC(GetModuleHandleExW);
501 502 503
#undef MAKEFUNC
}

504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520
static void testGetModuleHandleEx(void)
{
    static const WCHAR kernel32W[] = {'k','e','r','n','e','l','3','2',0};
    static const WCHAR nosuchmodW[] = {'n','o','s','u','c','h','m','o','d',0};
    BOOL ret;
    DWORD error;
    HMODULE mod, mod_kernel32;

    if (!pGetModuleHandleExA || !pGetModuleHandleExW)
    {
        win_skip( "GetModuleHandleEx not available\n" );
        return;
    }

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExA( 0, NULL, NULL );
    error = GetLastError();
521 522
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
523 524 525 526

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExA( 0, "kernel32", NULL );
    error = GetLastError();
527 528
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExA( 0, "kernel32", &mod );
    ok( ret, "unexpected failure %u\n", GetLastError() );
    ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );
    FreeLibrary( mod );

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExA( 0, "nosuchmod", &mod );
    error = GetLastError();
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
    todo_wine ok( mod == NULL, "got %p\n", mod );

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExW( 0, NULL, NULL );
    error = GetLastError();
548 549
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
550 551 552 553

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExW( 0, kernel32W, NULL );
    error = GetLastError();
554 555
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExW( 0, kernel32W, &mod );
    ok( ret, "unexpected failure %u\n", GetLastError() );
    ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );
    FreeLibrary( mod );

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExW( 0, nosuchmodW, &mod );
    error = GetLastError();
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
    todo_wine ok( mod == NULL, "got %p\n", mod );

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, NULL, NULL );
    error = GetLastError();
575 576
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
577 578 579 580

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, "kernel32", NULL );
    error = GetLastError();
581 582
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, "kernel32", &mod );
    ok( ret, "unexpected failure %u\n", GetLastError() );
    ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, "nosuchmod", &mod );
    error = GetLastError();
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
    todo_wine ok( mod == NULL, "got %p\n", mod );

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, NULL, NULL );
    error = GetLastError();
601 602
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
603 604 605 606

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, kernel32W, NULL );
    error = GetLastError();
607 608
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, kernel32W, &mod );
    ok( ret, "unexpected failure %u\n", GetLastError() );
    ok( mod != (HMODULE)0xdeadbeef, "got %p\n", mod );

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, nosuchmodW, &mod );
    error = GetLastError();
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
    todo_wine ok( mod == NULL, "got %p\n", mod );

    mod_kernel32 = LoadLibraryA( "kernel32" );

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, NULL, NULL );
    error = GetLastError();
629 630
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
631 632 633 634

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)mod_kernel32, NULL );
    error = GetLastError();
635 636
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)mod_kernel32, &mod );
    ok( ret, "unexpected failure %u\n", GetLastError() );
    ok( mod == mod_kernel32, "got %p\n", mod );
    FreeLibrary( mod );

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExA( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCSTR)0xbeefdead, &mod );
    error = GetLastError();
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
    ok( mod == NULL, "got %p\n", mod );

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, NULL, NULL );
    error = GetLastError();
656 657
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
658 659 660 661

    SetLastError( 0xdeadbeef );
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)mod_kernel32, NULL );
    error = GetLastError();
662 663
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_INVALID_PARAMETER, "got %u\n", error );
664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)mod_kernel32, &mod );
    ok( ret, "unexpected failure %u\n", GetLastError() );
    ok( mod == mod_kernel32, "got %p\n", mod );
    FreeLibrary( mod );

    SetLastError( 0xdeadbeef );
    mod = (HMODULE)0xdeadbeef;
    ret = pGetModuleHandleExW( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS, (LPCWSTR)0xbeefdead, &mod );
    error = GetLastError();
    ok( !ret, "unexpected success\n" );
    ok( error == ERROR_MOD_NOT_FOUND, "got %u\n", error );
    ok( mod == NULL, "got %p\n", mod );

    FreeLibrary( mod_kernel32 );
}

683 684
START_TEST(module)
{
685 686 687 688 689 690 691 692
    WCHAR filenameW[MAX_PATH];

    /* Test if we can use GetModuleFileNameW */

    SetLastError(0xdeadbeef);
    GetModuleFileNameW(NULL, filenameW, MAX_PATH);
    if (GetLastError() == ERROR_CALL_NOT_IMPLEMENTED)
    {
693
        win_skip("GetModuleFileNameW not existing on this platform, skipping W-calls\n");
694 695 696
        is_unicode_enabled = FALSE;
    }

697 698
    init_pointers();

699 700 701
    testGetModuleFileName(NULL);
    testGetModuleFileName("kernel32.dll");
    testGetModuleFileName_Wrong();
702

703 704
    testGetDllDirectory();

705
    testLoadLibraryA();
706
    testNestedLoadLibraryA();
707 708
    testLoadLibraryA_Wrong();
    testGetProcAddress_Wrong();
709
    testLoadLibraryEx();
710
    testGetModuleHandleEx();
711
}