dlls/kernel32/tests/volume.c

   1 /*
   2  * Unit test suite
   3  *
   4  * Copyright 2006 Stefan Leichter
   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 "winbase.h"
  23 #include <stdio.h>
  24
  25 static HINSTANCE hdll;
  26 static BOOL (WINAPI * pGetVolumeNameForVolumeMountPointA)(LPCSTR, LPSTR, DWORD);
  27 static BOOL (WINAPI * pGetVolumeNameForVolumeMountPointW)(LPCWSTR, LPWSTR, DWORD);
  28 static HANDLE (WINAPI *pFindFirstVolumeA)(LPSTR,DWORD);
  29 static BOOL (WINAPI *pFindNextVolumeA)(HANDLE,LPSTR,DWORD);
  30 static BOOL (WINAPI *pFindVolumeClose)(HANDLE);
  31 static UINT (WINAPI *pGetLogicalDriveStringsA)(UINT,LPSTR);
  32 static UINT (WINAPI *pGetLogicalDriveStringsW)(UINT,LPWSTR);
  33 static BOOL (WINAPI *pGetVolumeInformationA)(LPCSTR, LPSTR, DWORD, LPDWORD, LPDWORD, LPDWORD, LPSTR, DWORD);
  34
  35 /* ############################### */
  36
  37 static void test_query_dos_deviceA(void)
  38 {
  39     char drivestr[] = "a:";
  40     char *p, *buffer, buffer2[2000];
  41     DWORD ret, ret2, buflen=32768;
  42     BOOL found = FALSE;
  43
  44     if (!pFindFirstVolumeA) {
  45         win_skip("On win9x, HARDDISK and RAMDISK not present\n");
  46         return;
  47     }
  48
  49     buffer = HeapAlloc( GetProcessHeap(), 0, buflen );
  50     ret = QueryDosDeviceA( NULL, buffer, buflen );
  51     ok(ret && GetLastError() != ERROR_INSUFFICIENT_BUFFER,
  52         "QueryDosDevice buffer too small\n");
  53     if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
  54         HeapFree( GetProcessHeap(), 0, buffer );
  55         return;
  56     }
  57     ok(ret, "QueryDosDeviceA failed to return list, last error %u\n", GetLastError());
  58     if (ret) {
  59         p = buffer;
  60         for (;;) {
  61             if (!strlen(p)) break;
  62             ret2 = QueryDosDeviceA( p, buffer2, sizeof(buffer2) );
  63             ok(ret2, "QueryDosDeviceA failed to return current mapping for %s, last error %u\n", p, GetLastError());
  64             p += strlen(p) + 1;
  65             if (ret <= (p-buffer)) break;
  66         }
  67     }
  68
  69     for (;drivestr[0] <= 'z'; drivestr[0]++) {
  70         /* Older W2K fails with ERROR_INSUFFICIENT_BUFFER when buflen is > 32767 */
  71         ret = QueryDosDeviceA( drivestr, buffer, buflen - 1);
  72         if(ret) {
  73             for (p = buffer; *p; p++) *p = toupper(*p);
  74             if (strstr(buffer, "HARDDISK") || strstr(buffer, "RAMDISK")) found = TRUE;
  75         }
  76     }
  77     ok(found, "expected at least one devicename to contain HARDDISK or RAMDISK\n");
  78     HeapFree( GetProcessHeap(), 0, buffer );
  79 }
  80
  81 static void test_FindFirstVolume(void)
  82 {
  83     char volume[51];
  84     HANDLE handle;
  85
  86     if (!pFindFirstVolumeA) {
  87         skip("FindFirstVolumeA not found\n");
  88         return;
  89     }
  90
  91     handle = pFindFirstVolumeA( volume, 0 );
  92     ok( handle == INVALID_HANDLE_VALUE, "succeeded with short buffer\n" );
  93     ok( GetLastError() == ERROR_MORE_DATA ||  /* XP */
  94         GetLastError() == ERROR_FILENAME_EXCED_RANGE,  /* Vista */
  95         "wrong error %u\n", GetLastError() );
  96     handle = pFindFirstVolumeA( volume, 49 );
  97     ok( handle == INVALID_HANDLE_VALUE, "succeeded with short buffer\n" );
  98     ok( GetLastError() == ERROR_FILENAME_EXCED_RANGE, "wrong error %u\n", GetLastError() );
  99     handle = pFindFirstVolumeA( volume, 51 );
 100     ok( handle != INVALID_HANDLE_VALUE, "failed err %u\n", GetLastError() );
 101     if (handle != INVALID_HANDLE_VALUE)
 102     {
 103         do
 104         {
 105             ok( strlen(volume) == 49, "bad volume name %s\n", volume );
 106             ok( !memcmp( volume, "\\\\?\\Volume{", 11 ), "bad volume name %s\n", volume );
 107             ok( !memcmp( volume + 47, "}\\", 2 ), "bad volume name %s\n", volume );
 108         } while (pFindNextVolumeA( handle, volume, MAX_PATH ));
 109         ok( GetLastError() == ERROR_NO_MORE_FILES, "wrong error %u\n", GetLastError() );
 110         pFindVolumeClose( handle );
 111     }
 112 }
 113
 114 static void test_GetVolumeNameForVolumeMountPointA(void)
 115 {
 116     BOOL ret;
 117     char volume[MAX_PATH], path[] = "c:\\";
 118     DWORD len = sizeof(volume), reti;
 119     char temp_path[MAX_PATH];
 120
 121     /* not present before w2k */
 122     if (!pGetVolumeNameForVolumeMountPointA) {
 123         skip("GetVolumeNameForVolumeMountPointA not found\n");
 124         return;
 125     }
 126
 127     reti = GetTempPathA(MAX_PATH, temp_path);
 128     ok(reti != 0, "GetTempPathA error %d\n", GetLastError());
 129     ok(reti < MAX_PATH, "temp path should fit into MAX_PATH\n");
 130
 131     ret = pGetVolumeNameForVolumeMountPointA(path, volume, 0);
 132     ok(ret == FALSE, "GetVolumeNameForVolumeMountPointA succeeded\n");
 133     ok(GetLastError() == ERROR_FILENAME_EXCED_RANGE ||
 134         GetLastError() == ERROR_INVALID_PARAMETER, /* Vista */
 135         "wrong error, last=%d\n", GetLastError());
 136
 137     if (0) { /* these crash on XP */
 138     ret = pGetVolumeNameForVolumeMountPointA(path, NULL, len);
 139     ok(ret == FALSE, "GetVolumeNameForVolumeMountPointA succeeded\n");
 140
 141     ret = pGetVolumeNameForVolumeMountPointA(NULL, volume, len);
 142     ok(ret == FALSE, "GetVolumeNameForVolumeMountPointA succeeded\n");
 143     }
 144
 145     ret = pGetVolumeNameForVolumeMountPointA(path, volume, len);
 146     ok(ret == TRUE, "GetVolumeNameForVolumeMountPointA failed\n");
 147     ok(!strncmp( volume, "\\\\?\\Volume{", 11),
 148         "GetVolumeNameForVolumeMountPointA failed to return valid string <%s>\n",
 149         volume);
 150
 151     /* test with too small buffer */
 152     ret = pGetVolumeNameForVolumeMountPointA(path, volume, 10);
 153     ok(ret == FALSE && GetLastError() == ERROR_FILENAME_EXCED_RANGE,
 154             "GetVolumeNameForVolumeMountPointA failed, wrong error returned, was %d, should be ERROR_FILENAME_EXCED_RANGE\n",
 155              GetLastError());
 156
 157     /* Try on a arbitrary directory */
 158     ret = pGetVolumeNameForVolumeMountPointA(temp_path, volume, len);
 159     ok(ret == FALSE && GetLastError() == ERROR_NOT_A_REPARSE_POINT,
 160         "GetVolumeNameForVolumeMountPointA failed on %s, last=%d\n",
 161         temp_path, GetLastError());
 162
 163     /* Try on a non-existent dos drive */
 164     path[2] = 0;
 165     for (;path[0] <= 'z'; path[0]++) {
 166         ret = QueryDosDeviceA( path, volume, len);
 167         if(!ret) break;
 168     }
 169     if (path[0] <= 'z')
 170     {
 171         path[2] = '\\';
 172         ret = pGetVolumeNameForVolumeMountPointA(path, volume, len);
 173         ok(ret == FALSE && GetLastError() == ERROR_FILE_NOT_FOUND,
 174             "GetVolumeNameForVolumeMountPointA failed on %s, last=%d\n",
 175             path, GetLastError());
 176
 177         /* Try without trailing \ and on a non-existent dos drive  */
 178         path[2] = 0;
 179         ret = pGetVolumeNameForVolumeMountPointA(path, volume, len);
 180         ok(ret == FALSE && GetLastError() == ERROR_INVALID_NAME,
 181             "GetVolumeNameForVolumeMountPointA failed on %s, last=%d\n",
 182             path, GetLastError());
 183     }
 184 }
 185
 186 static void test_GetVolumeNameForVolumeMountPointW(void)
 187 {
 188     BOOL ret;
 189     WCHAR volume[MAX_PATH], path[] = {'c',':','\\',0};
 190     DWORD len = sizeof(volume) / sizeof(WCHAR);
 191
 192     /* not present before w2k */
 193     if (!pGetVolumeNameForVolumeMountPointW) {
 194         skip("GetVolumeNameForVolumeMountPointW not found\n");
 195         return;
 196     }
 197
 198     ret = pGetVolumeNameForVolumeMountPointW(path, volume, 0);
 199     ok(ret == FALSE, "GetVolumeNameForVolumeMountPointA succeeded\n");
 200     ok(GetLastError() == ERROR_FILENAME_EXCED_RANGE ||
 201         GetLastError() == ERROR_INVALID_PARAMETER, /* Vista */
 202         "wrong error, last=%d\n", GetLastError());
 203
 204     if (0) { /* these crash on XP */
 205     ret = pGetVolumeNameForVolumeMountPointW(path, NULL, len);
 206     ok(ret == FALSE, "GetVolumeNameForVolumeMountPointW succeeded\n");
 207
 208     ret = pGetVolumeNameForVolumeMountPointW(NULL, volume, len);
 209     ok(ret == FALSE, "GetVolumeNameForVolumeMountPointW succeeded\n");
 210     }
 211
 212     ret = pGetVolumeNameForVolumeMountPointW(path, volume, len);
 213     ok(ret == TRUE, "GetVolumeNameForVolumeMountPointW failed\n");
 214 }
 215
 216 static void test_GetLogicalDriveStringsA(void)
 217 {
 218     UINT size, size2;
 219     char *buf, *ptr;
 220
 221     if(!pGetLogicalDriveStringsA) {
 222         win_skip("GetLogicalDriveStringsA not available\n");
 223         return;
 224     }
 225
 226     size = pGetLogicalDriveStringsA(0, NULL);
 227     ok(size%4 == 1, "size = %d\n", size);
 228
 229     buf = HeapAlloc(GetProcessHeap(), 0, size);
 230
 231     *buf = 0;
 232     size2 = pGetLogicalDriveStringsA(2, buf);
 233     ok(size2 == size, "size2 = %d\n", size2);
 234     ok(!*buf, "buf changed\n");
 235
 236     size2 = pGetLogicalDriveStringsA(size, buf);
 237     ok(size2 == size-1, "size2 = %d\n", size2);
 238
 239     for(ptr = buf; ptr < buf+size2; ptr += 4) {
 240         ok(('A' <= *ptr && *ptr <= 'Z') ||
 241            (broken('a' <= *ptr && *ptr <= 'z')), /* Win9x and WinMe */
 242            "device name '%c' is not uppercase\n", *ptr);
 243         ok(ptr[1] == ':', "ptr[1] = %c, expected ':'\n", ptr[1]);
 244         ok(ptr[2] == '\\', "ptr[2] = %c expected '\\'\n", ptr[2]);
 245         ok(!ptr[3], "ptr[3] = %c expected nullbyte\n", ptr[3]);
 246     }
 247     ok(!*ptr, "buf[size2] is not nullbyte\n");
 248
 249     HeapFree(GetProcessHeap(), 0, buf);
 250 }
 251
 252 static void test_GetLogicalDriveStringsW(void)
 253 {
 254     UINT size, size2;
 255     WCHAR *buf, *ptr;
 256
 257     if(!pGetLogicalDriveStringsW) {
 258         win_skip("GetLogicalDriveStringsW not available\n");
 259         return;
 260     }
 261
 262     SetLastError(0xdeadbeef);
 263     size = pGetLogicalDriveStringsW(0, NULL);
 264     if (size == 0 && GetLastError() == ERROR_CALL_NOT_IMPLEMENTED) {
 265         win_skip("GetLogicalDriveStringsW not implemented\n");
 266         return;
 267     }
 268     ok(size%4 == 1, "size = %d\n", size);
 269
 270     buf = HeapAlloc(GetProcessHeap(), 0, size*sizeof(WCHAR));
 271
 272     *buf = 0;
 273     size2 = pGetLogicalDriveStringsW(2, buf);
 274     ok(size2 == size, "size2 = %d\n", size2);
 275     ok(!*buf, "buf changed\n");
 276
 277     size2 = pGetLogicalDriveStringsW(size, buf);
 278     ok(size2 == size-1, "size2 = %d\n", size2);
 279
 280     for(ptr = buf; ptr < buf+size2; ptr += 4) {
 281         ok('A' <= *ptr && *ptr <= 'Z', "device name '%c' is not uppercase\n", *ptr);
 282         ok(ptr[1] == ':', "ptr[1] = %c, expected ':'\n", ptr[1]);
 283         ok(ptr[2] == '\\', "ptr[2] = %c expected '\\'\n", ptr[2]);
 284         ok(!ptr[3], "ptr[3] = %c expected nullbyte\n", ptr[3]);
 285     }
 286     ok(!*ptr, "buf[size2] is not nullbyte\n");
 287
 288     HeapFree(GetProcessHeap(), 0, buf);
 289 }
 290
 291 static void test_GetVolumeInformationA(void)
 292 {
 293     BOOL ret;
 294     UINT result;
 295     char Root_Dir0[]="C:";
 296     char Root_Dir1[]="C:\\";
 297     char Root_Dir2[]="\\\\?\\C:\\";
 298     char volume[MAX_PATH+1];
 299     DWORD vol_name_size=MAX_PATH+1, vol_serial_num=-1, max_comp_len=0, fs_flags=0, fs_name_len=MAX_PATH+1;
 300     char vol_name_buf[MAX_PATH+1], fs_name_buf[MAX_PATH+1];
 301     char windowsdir[MAX_PATH+10];
 302
 303     if (!pGetVolumeInformationA) {
 304         win_skip("GetVolumeInformationA not found\n");
 305         return;
 306     }
 307     if (!pGetVolumeNameForVolumeMountPointA) {
 308         win_skip("GetVolumeNameForVolumeMountPointA not found\n");
 309         return;
 310     }
 311
 312     /* get windows drive letter and update strings for testing */
 313     result = GetWindowsDirectory(windowsdir, sizeof(windowsdir));
 314     ok(result < sizeof(windowsdir), "windowsdir is abnormally long!\n");
 315     ok(result != 0, "GetWindowsDirectory: error %d\n", GetLastError());
 316     Root_Dir0[0] = windowsdir[0];
 317     Root_Dir1[0] = windowsdir[0];
 318     Root_Dir2[4] = windowsdir[0];
 319
 320     /* get the unique volume name for the windows drive  */
 321     ret = pGetVolumeNameForVolumeMountPointA(Root_Dir1, volume, MAX_PATH);
 322     ok(ret == TRUE, "GetVolumeNameForVolumeMountPointA failed\n");
 323
 324     /*  ****  now start the tests       ****  */
 325     /* check for error on no trailing \   */
 326     ret = pGetVolumeInformationA(Root_Dir0, vol_name_buf, vol_name_size, NULL,
 327             NULL, NULL, fs_name_buf, fs_name_len);
 328     ok(!ret && GetLastError() == ERROR_INVALID_NAME,
 329         "GetVolumeInformationA w/o '\\' did not fail, last error %u\n", GetLastError());
 330
 331     /* try null root directory to return "root of the current directory"  */
 332     ret = pGetVolumeInformationA(NULL, vol_name_buf, vol_name_size, NULL,
 333             NULL, NULL, fs_name_buf, fs_name_len);
 334     ok(ret, "GetVolumeInformationA failed on null root dir, last error %u\n", GetLastError());
 335
 336     /* Try normal drive letter with trailing \  */
 337     ret = pGetVolumeInformationA(Root_Dir1, vol_name_buf, vol_name_size,
 338             &vol_serial_num, &max_comp_len, &fs_flags, fs_name_buf, fs_name_len);
 339     ok(ret, "GetVolumeInformationA failed, root=%s, last error=%u\n", Root_Dir1, GetLastError());
 340
 341     /* try again with dirve letter and the "disable parsing" prefix */
 342     ret = pGetVolumeInformationA(Root_Dir2, vol_name_buf, vol_name_size,
 343             &vol_serial_num, &max_comp_len, &fs_flags, fs_name_buf, fs_name_len);
 344     todo_wine ok(ret, "GetVolumeInformationA failed, root=%s, last error=%u\n", Root_Dir2, GetLastError());
 345
 346     /* try again with unique voluem name */
 347     ret = pGetVolumeInformationA(volume, vol_name_buf, vol_name_size,
 348             &vol_serial_num, &max_comp_len, &fs_flags, fs_name_buf, fs_name_len);
 349     todo_wine ok(ret, "GetVolumeInformationA failed, root=%s, last error=%u\n", volume, GetLastError());
 350
 351     /* try again with device name space  */
 352     Root_Dir2[2] = '.';
 353     ret = pGetVolumeInformationA(Root_Dir2, vol_name_buf, vol_name_size,
 354             &vol_serial_num, &max_comp_len, &fs_flags, fs_name_buf, fs_name_len);
 355     todo_wine ok(ret, "GetVolumeInformationA failed, root=%s, last error=%u\n", Root_Dir2, GetLastError());
 356
 357     /* try again with a directory off the root - should generate error  */
 358     if (windowsdir[strlen(windowsdir)-1] != '\\') strcat(windowsdir, "\\");
 359     ret = pGetVolumeInformationA(windowsdir, vol_name_buf, vol_name_size,
 360             &vol_serial_num, &max_comp_len, &fs_flags, fs_name_buf, fs_name_len);
 361     todo_wine ok(!ret && GetLastError()==ERROR_DIR_NOT_ROOT,
 362           "GetVolumeInformationA failed, root=%s, last error=%u\n", windowsdir, GetLastError());
 363 }
 364
 365 /* Test to check that unique volume name from windows dir mount point  */
 366 /* matches at least one of the unique volume names returned from the   */
 367 /* FindFirstVolumeA/FindNextVolumeA list.                              */
 368 static void test_enum_vols(void)
 369 {
 370     DWORD   ret;
 371     HANDLE  hFind = INVALID_HANDLE_VALUE;
 372     char    Volume_1[MAX_PATH] = {0};
 373     char    Volume_2[MAX_PATH] = {0};
 374     char    path[] = "c:\\";
 375     BOOL    found = FALSE;
 376     char    windowsdir[MAX_PATH];
 377
 378     if (!pGetVolumeNameForVolumeMountPointA) {
 379         win_skip("GetVolumeNameForVolumeMountPointA not found\n");
 380         return;
 381     }
 382
 383     /*get windows drive letter and update strings for testing  */
 384     ret = GetWindowsDirectory( windowsdir, sizeof(windowsdir) );
 385     ok(ret < sizeof(windowsdir), "windowsdir is abnormally long!\n");
 386     ok(ret != 0, "GetWindowsDirecory: error %d\n", GetLastError());
 387     path[0] = windowsdir[0];
 388
 389     /* get the unique volume name for the windows drive  */
 390     ret = pGetVolumeNameForVolumeMountPointA( path, Volume_1, MAX_PATH );
 391     ok(ret == TRUE, "GetVolumeNameForVolumeMountPointA failed\n");
 392     ok(strlen(Volume_1) == 49, "GetVolumeNameForVolumeMountPointA returned wrong length name %s\n", Volume_1);
 393
 394     /* get first unique volume name of list  */
 395     hFind = pFindFirstVolumeA( Volume_2, MAX_PATH );
 396     ok(hFind != INVALID_HANDLE_VALUE, "FindFirstVolume failed, err=%u\n",
 397                 GetLastError());
 398
 399     do
 400     {
 401         /* validate correct length of unique volume name  */
 402         ok(strlen(Volume_2) == 49, "Find[First/Next]Volume returned wrong length name %s\n", Volume_1);
 403         if (memcmp(Volume_1, Volume_2, 49) == 0)
 404         {
 405             found = TRUE;
 406             break;
 407         }
 408     } while (pFindNextVolumeA( hFind, Volume_2, MAX_PATH ));
 409     ok(found, "volume name %s not found by Find[First/Next]Volume\n", Volume_1);
 410     pFindVolumeClose( hFind );
 411 }
 412
 413 START_TEST(volume)
 414 {
 415     hdll = GetModuleHandleA("kernel32.dll");
 416     pGetVolumeNameForVolumeMountPointA = (void *) GetProcAddress(hdll, "GetVolumeNameForVolumeMountPointA");
 417     pGetVolumeNameForVolumeMountPointW = (void *) GetProcAddress(hdll, "GetVolumeNameForVolumeMountPointW");
 418     pFindFirstVolumeA = (void *) GetProcAddress(hdll, "FindFirstVolumeA");
 419     pFindNextVolumeA = (void *) GetProcAddress(hdll, "FindNextVolumeA");
 420     pFindVolumeClose = (void *) GetProcAddress(hdll, "FindVolumeClose");
 421     pGetLogicalDriveStringsA = (void *) GetProcAddress(hdll, "GetLogicalDriveStringsA");
 422     pGetLogicalDriveStringsW = (void *) GetProcAddress(hdll, "GetLogicalDriveStringsW");
 423     pGetVolumeInformationA = (void *) GetProcAddress(hdll, "GetVolumeInformationA");
 424
 425     test_query_dos_deviceA();
 426     test_FindFirstVolume();
 427     test_GetVolumeNameForVolumeMountPointA();
 428     test_GetVolumeNameForVolumeMountPointW();
 429     test_GetLogicalDriveStringsA();
 430     test_GetLogicalDriveStringsW();
 431     test_GetVolumeInformationA();
 432     test_enum_vols();
 433 }