dlls/ntdll/tests/directory.c

   1 /* Unit test suite for Ntdll directory functions
   2  *
   3  * Copyright 2007 Jeff Latimer
   4  * Copyright 2007 Andrey Turkin
   5  * Copyright 2008 Jeff Zaroyko
   6  * Copyright 2009 Dan Kegel
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  *
  22  * NOTES
  23  * We use function pointers here as there is no import library for NTDLL on
  24  * windows.
  25  */
  26
  27 #include <stdio.h>
  28 #include <stdarg.h>
  29
  30 #include "ntstatus.h"
  31 /* Define WIN32_NO_STATUS so MSVC does not give us duplicate macro
  32  * definition errors when we get to winnt.h
  33  */
  34 #define WIN32_NO_STATUS
  35
  36 #include "wine/test.h"
  37 #include "winternl.h"
  38
  39 static NTSTATUS (WINAPI *pNtClose)( PHANDLE );
  40 static NTSTATUS (WINAPI *pNtOpenFile)    ( PHANDLE, ACCESS_MASK, POBJECT_ATTRIBUTES, PIO_STATUS_BLOCK, ULONG, ULONG );
  41 static NTSTATUS (WINAPI *pNtQueryDirectoryFile)(HANDLE,HANDLE,PIO_APC_ROUTINE,PVOID,PIO_STATUS_BLOCK,
  42                                                 PVOID,ULONG,FILE_INFORMATION_CLASS,BOOLEAN,PUNICODE_STRING,BOOLEAN);
  43 static BOOLEAN  (WINAPI *pRtlCreateUnicodeStringFromAsciiz)(PUNICODE_STRING,LPCSTR);
  44 static BOOL     (WINAPI *pRtlDosPathNameToNtPathName_U)( LPCWSTR, PUNICODE_STRING, PWSTR*, CURDIR* );
  45 static VOID     (WINAPI *pRtlInitUnicodeString)( PUNICODE_STRING, LPCWSTR );
  46 static VOID     (WINAPI *pRtlFreeUnicodeString)( PUNICODE_STRING );
  47 static NTSTATUS (WINAPI *pRtlMultiByteToUnicodeN)( LPWSTR dst, DWORD dstlen, LPDWORD reslen,
  48                                                    LPCSTR src, DWORD srclen );
  49 static NTSTATUS (WINAPI *pRtlWow64EnableFsRedirection)( BOOLEAN enable );
  50 static NTSTATUS (WINAPI *pRtlWow64EnableFsRedirectionEx)( ULONG disable, ULONG *old_value );
  51
  52 /* The attribute sets to test */
  53 static struct testfile_s {
  54     BOOL todo;                /* set if it doesn't work on wine yet */
  55     BOOL attr_done;           /* set if attributes were tested for this file already */
  56     const DWORD attr;         /* desired attribute */
  57     const char *name;         /* filename to use */
  58     const char *target;       /* what to point to (only for reparse pts) */
  59     const char *description;  /* for error messages */
  60     int nfound;               /* How many were found (expect 1) */
  61     WCHAR nameW[20];          /* unicode version of name (filled in later) */
  62 } testfiles[] = {
  63     { 0, 0, FILE_ATTRIBUTE_NORMAL,    "n.tmp", NULL, "normal" },
  64     { 1, 0, FILE_ATTRIBUTE_HIDDEN,    "h.tmp", NULL, "hidden" },
  65     { 1, 0, FILE_ATTRIBUTE_SYSTEM,    "s.tmp", NULL, "system" },
  66     { 0, 0, FILE_ATTRIBUTE_DIRECTORY, "d.tmp", NULL, "directory" },
  67     { 0, 0, FILE_ATTRIBUTE_DIRECTORY, ".",     NULL, ". directory" },
  68     { 0, 0, FILE_ATTRIBUTE_DIRECTORY, "..",    NULL, ".. directory" },
  69     { 0, 0, 0, NULL }
  70 };
  71 static const int max_test_dir_size = 20;  /* size of above plus some for .. etc */
  72
  73 /* Create a test directory full of attribute test files, clear counts */
  74 static void set_up_attribute_test(const char *testdirA)
  75 {
  76     int i;
  77     BOOL ret;
  78
  79     ret = CreateDirectoryA(testdirA, NULL);
  80     ok(ret, "couldn't create dir '%s', error %d\n", testdirA, GetLastError());
  81
  82     for (i=0; testfiles[i].name; i++) {
  83         char buf[MAX_PATH];
  84         pRtlMultiByteToUnicodeN(testfiles[i].nameW, sizeof(testfiles[i].nameW), NULL, testfiles[i].name, strlen(testfiles[i].name)+1);
  85
  86         if (strcmp(testfiles[i].name, ".") == 0 || strcmp(testfiles[i].name, "..") == 0)
  87             continue;
  88         sprintf(buf, "%s\\%s", testdirA, testfiles[i].name);
  89         if (testfiles[i].attr & FILE_ATTRIBUTE_DIRECTORY) {
  90             ret = CreateDirectoryA(buf, NULL);
  91             ok(ret, "couldn't create dir '%s', error %d\n", buf, GetLastError());
  92         } else {
  93             HANDLE h = CreateFileA(buf,
  94                                    GENERIC_READ|GENERIC_WRITE,
  95                                    0, NULL, CREATE_ALWAYS,
  96                                    testfiles[i].attr, 0);
  97             ok( h != INVALID_HANDLE_VALUE, "failed to create temp file '%s'\n", buf );
  98             CloseHandle(h);
  99         }
 100     }
 101 }
 102
 103 static void reset_found_files(void)
 104 {
 105     int i;
 106
 107     for (i = 0; testfiles[i].name; i++)
 108         testfiles[i].nfound = 0;
 109 }
 110
 111 /* Remove the given test directory and the attribute test files, if any */
 112 static void tear_down_attribute_test(const char *testdirA)
 113 {
 114     int i;
 115
 116     for (i=0; testfiles[i].name; i++) {
 117         int ret;
 118         char buf[MAX_PATH];
 119         if (strcmp(testfiles[i].name, ".") == 0 || strcmp(testfiles[i].name, "..") == 0)
 120             continue;
 121         sprintf(buf, "%s\\%s", testdirA, testfiles[i].name);
 122         if (testfiles[i].attr & FILE_ATTRIBUTE_DIRECTORY) {
 123             ret = RemoveDirectoryA(buf);
 124             ok(ret || (GetLastError() == ERROR_PATH_NOT_FOUND),
 125                "Failed to rmdir %s, error %d\n", buf, GetLastError());
 126         } else {
 127             ret = DeleteFileA(buf);
 128             ok(ret || (GetLastError() == ERROR_PATH_NOT_FOUND),
 129                "Failed to rm %s, error %d\n", buf, GetLastError());
 130         }
 131     }
 132     RemoveDirectoryA(testdirA);
 133 }
 134
 135 /* Match one found file against testfiles[], increment count if found */
 136 static void tally_test_file(FILE_BOTH_DIRECTORY_INFORMATION *dir_info)
 137 {
 138     int i;
 139     DWORD attribmask =
 140       (FILE_ATTRIBUTE_SYSTEM|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_REPARSE_POINT);
 141     DWORD attrib = dir_info->FileAttributes & attribmask;
 142     WCHAR *nameW = dir_info->FileName;
 143     int namelen = dir_info->FileNameLength / sizeof(WCHAR);
 144
 145     for (i=0; testfiles[i].name; i++) {
 146         int len = strlen(testfiles[i].name);
 147         if (namelen != len || memcmp(nameW, testfiles[i].nameW, len*sizeof(WCHAR)))
 148             continue;
 149         if (!testfiles[i].attr_done) {
 150             if (testfiles[i].todo) {
 151                 todo_wine
 152                 ok (attrib == (testfiles[i].attr & attribmask), "file %s: expected %s (%x), got %x (is your linux new enough?)\n", testfiles[i].name, testfiles[i].description, testfiles[i].attr, attrib);
 153             } else {
 154                 ok (attrib == (testfiles[i].attr & attribmask), "file %s: expected %s (%x), got %x (is your linux new enough?)\n", testfiles[i].name, testfiles[i].description, testfiles[i].attr, attrib);
 155             }
 156             testfiles[i].attr_done = TRUE;
 157         }
 158         testfiles[i].nfound++;
 159         break;
 160     }
 161     ok(testfiles[i].name != NULL, "unexpected file found\n");
 162 }
 163
 164 static void test_flags_NtQueryDirectoryFile(OBJECT_ATTRIBUTES *attr, const char *testdirA,
 165                                             UNICODE_STRING *mask,
 166                                             BOOLEAN single_entry, BOOLEAN restart_flag)
 167 {
 168     HANDLE dirh;
 169     IO_STATUS_BLOCK io;
 170     UINT data_pos, data_size;
 171     UINT data_len;    /* length of dir data */
 172     BYTE data[8192];  /* directory data */
 173     FILE_BOTH_DIRECTORY_INFORMATION *dir_info;
 174     DWORD status;
 175     int numfiles;
 176     int i;
 177
 178     reset_found_files();
 179
 180     data_size = mask ? offsetof( FILE_BOTH_DIRECTORY_INFORMATION, FileName[256] ) : sizeof(data);
 181
 182     /* Read the directory and note which files are found */
 183     status = pNtOpenFile( &dirh, SYNCHRONIZE | FILE_LIST_DIRECTORY, attr, &io, FILE_OPEN,
 184                          FILE_SYNCHRONOUS_IO_NONALERT|FILE_OPEN_FOR_BACKUP_INTENT|FILE_DIRECTORY_FILE);
 185     ok (status == STATUS_SUCCESS, "failed to open dir '%s', ret 0x%x, error %d\n", testdirA, status, GetLastError());
 186     if (status != STATUS_SUCCESS) {
 187        skip("can't test if we can't open the directory\n");
 188        return;
 189     }
 190
 191     pNtQueryDirectoryFile( dirh, NULL, NULL, NULL, &io, data, data_size,
 192                        FileBothDirectoryInformation, single_entry, mask, restart_flag );
 193     ok (U(io).Status == STATUS_SUCCESS, "failed to query directory; status %x\n", U(io).Status);
 194     data_len = io.Information;
 195     ok (data_len >= sizeof(FILE_BOTH_DIRECTORY_INFORMATION), "not enough data in directory\n");
 196
 197     data_pos = 0;
 198     numfiles = 0;
 199     while ((data_pos < data_len) && (numfiles < max_test_dir_size)) {
 200         dir_info = (FILE_BOTH_DIRECTORY_INFORMATION *)(data + data_pos);
 201
 202         tally_test_file(dir_info);
 203
 204         if (dir_info->NextEntryOffset == 0) {
 205             pNtQueryDirectoryFile( dirh, 0, NULL, NULL, &io, data, data_size,
 206                                FileBothDirectoryInformation, single_entry, mask, FALSE );
 207             if (U(io).Status == STATUS_NO_MORE_FILES)
 208                 break;
 209             ok (U(io).Status == STATUS_SUCCESS, "failed to query directory; status %x\n", U(io).Status);
 210             data_len = io.Information;
 211             if (data_len < sizeof(FILE_BOTH_DIRECTORY_INFORMATION))
 212                 break;
 213             data_pos = 0;
 214         } else {
 215             data_pos += dir_info->NextEntryOffset;
 216         }
 217         numfiles++;
 218     }
 219     ok(numfiles < max_test_dir_size, "too many loops\n");
 220
 221     if (mask)
 222         for (i=0; testfiles[i].name; i++)
 223             ok(testfiles[i].nfound == (testfiles[i].nameW == mask->Buffer),
 224                "Wrong number %d of %s files found (single_entry=%d,mask=%s)\n",
 225                testfiles[i].nfound, testfiles[i].description, single_entry,
 226                wine_dbgstr_wn(mask->Buffer, mask->Length/sizeof(WCHAR) ));
 227     else
 228         for (i=0; testfiles[i].name; i++)
 229             ok(testfiles[i].nfound == 1, "Wrong number %d of %s files found (single_entry=%d,restart=%d)\n",
 230                testfiles[i].nfound, testfiles[i].description, single_entry, restart_flag);
 231     pNtClose(dirh);
 232 }
 233
 234 static void test_NtQueryDirectoryFile(void)
 235 {
 236     OBJECT_ATTRIBUTES attr;
 237     UNICODE_STRING ntdirname;
 238     char testdirA[MAX_PATH];
 239     WCHAR testdirW[MAX_PATH];
 240     int i;
 241
 242     /* Clean up from prior aborted run, if any, then set up test files */
 243     ok(GetTempPathA(MAX_PATH, testdirA), "couldn't get temp dir\n");
 244     strcat(testdirA, "NtQueryDirectoryFile.tmp");
 245     tear_down_attribute_test(testdirA);
 246     set_up_attribute_test(testdirA);
 247
 248     pRtlMultiByteToUnicodeN(testdirW, sizeof(testdirW), NULL, testdirA, strlen(testdirA)+1);
 249     if (!pRtlDosPathNameToNtPathName_U(testdirW, &ntdirname, NULL, NULL))
 250     {
 251         ok(0, "RtlDosPathNametoNtPathName_U failed\n");
 252         goto done;
 253     }
 254     InitializeObjectAttributes(&attr, &ntdirname, OBJ_CASE_INSENSITIVE, 0, NULL);
 255
 256     test_flags_NtQueryDirectoryFile(&attr, testdirA, NULL, FALSE, TRUE);
 257     test_flags_NtQueryDirectoryFile(&attr, testdirA, NULL, FALSE, FALSE);
 258     test_flags_NtQueryDirectoryFile(&attr, testdirA, NULL, TRUE, TRUE);
 259     test_flags_NtQueryDirectoryFile(&attr, testdirA, NULL, TRUE, FALSE);
 260
 261     for (i = 0; testfiles[i].name; i++)
 262     {
 263         UNICODE_STRING mask;
 264
 265         if (testfiles[i].nameW[0] == '.') continue;  /* . and .. as masks are broken on Windows */
 266         mask.Buffer = testfiles[i].nameW;
 267         mask.Length = mask.MaximumLength = lstrlenW(testfiles[i].nameW) * sizeof(WCHAR);
 268         test_flags_NtQueryDirectoryFile(&attr, testdirA, &mask, FALSE, TRUE);
 269         test_flags_NtQueryDirectoryFile(&attr, testdirA, &mask, FALSE, FALSE);
 270         test_flags_NtQueryDirectoryFile(&attr, testdirA, &mask, TRUE, TRUE);
 271         test_flags_NtQueryDirectoryFile(&attr, testdirA, &mask, TRUE, FALSE);
 272     }
 273
 274 done:
 275     tear_down_attribute_test(testdirA);
 276     pRtlFreeUnicodeString(&ntdirname);
 277 }
 278
 279 static void test_redirection(void)
 280 {
 281     ULONG old, cur;
 282     NTSTATUS status;
 283
 284     if (!pRtlWow64EnableFsRedirection || !pRtlWow64EnableFsRedirectionEx)
 285     {
 286         skip( "Wow64 redirection not supported\n" );
 287         return;
 288     }
 289     status = pRtlWow64EnableFsRedirectionEx( FALSE, &old );
 290     if (status == STATUS_NOT_IMPLEMENTED)
 291     {
 292         skip( "Wow64 redirection not supported\n" );
 293         return;
 294     }
 295     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 296
 297     status = pRtlWow64EnableFsRedirectionEx( FALSE, &cur );
 298     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 299     ok( !cur, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 300
 301     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 302     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 303     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 304     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 305     ok( cur == 1, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 306
 307     status = pRtlWow64EnableFsRedirection( TRUE );
 308     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 309     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 310     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 311     ok( !cur, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 312
 313     status = pRtlWow64EnableFsRedirectionEx( TRUE, NULL );
 314     ok( status == STATUS_ACCESS_VIOLATION, "RtlWow64EnableFsRedirectionEx failed with status %x\n", status );
 315     status = pRtlWow64EnableFsRedirectionEx( TRUE, (void*)1 );
 316     ok( status == STATUS_ACCESS_VIOLATION, "RtlWow64EnableFsRedirectionEx failed with status %x\n", status );
 317
 318     status = pRtlWow64EnableFsRedirection( FALSE );
 319     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 320     status = pRtlWow64EnableFsRedirectionEx( FALSE, &cur );
 321     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 322     ok( cur == 1, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 323
 324     pRtlWow64EnableFsRedirectionEx( old, &cur );
 325 }
 326
 327 START_TEST(directory)
 328 {
 329     HMODULE hntdll = GetModuleHandleA("ntdll.dll");
 330     if (!hntdll)
 331     {
 332         skip("not running on NT, skipping test\n");
 333         return;
 334     }
 335
 336     pNtClose                = (void *)GetProcAddress(hntdll, "NtClose");
 337     pNtOpenFile             = (void *)GetProcAddress(hntdll, "NtOpenFile");
 338     pNtQueryDirectoryFile   = (void *)GetProcAddress(hntdll, "NtQueryDirectoryFile");
 339     pRtlCreateUnicodeStringFromAsciiz = (void *)GetProcAddress(hntdll, "RtlCreateUnicodeStringFromAsciiz");
 340     pRtlDosPathNameToNtPathName_U = (void *)GetProcAddress(hntdll, "RtlDosPathNameToNtPathName_U");
 341     pRtlInitUnicodeString   = (void *)GetProcAddress(hntdll, "RtlInitUnicodeString");
 342     pRtlFreeUnicodeString   = (void *)GetProcAddress(hntdll, "RtlFreeUnicodeString");
 343     pRtlMultiByteToUnicodeN = (void *)GetProcAddress(hntdll,"RtlMultiByteToUnicodeN");
 344     pRtlWow64EnableFsRedirection = (void *)GetProcAddress(hntdll,"RtlWow64EnableFsRedirection");
 345     pRtlWow64EnableFsRedirectionEx = (void *)GetProcAddress(hntdll,"RtlWow64EnableFsRedirectionEx");
 346
 347     test_NtQueryDirectoryFile();
 348     test_redirection();
 349 }