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 NTSTATUS (WINAPI *pRtlMultiByteToUnicodeN)( LPWSTR dst, DWORD dstlen, LPDWORD reslen,
  47                                                    LPCSTR src, DWORD srclen );
  48 static NTSTATUS (WINAPI *pRtlWow64EnableFsRedirection)( BOOLEAN enable );
  49 static NTSTATUS (WINAPI *pRtlWow64EnableFsRedirectionEx)( ULONG disable, ULONG *old_value );
  50
  51 /* The attribute sets to test */
  52 struct testfile_s {
  53     int todo;                 /* set if it doesn't work on wine yet */
  54     const DWORD attr;         /* desired attribute */
  55     const char *name;         /* filename to use */
  56     const char *target;       /* what to point to (only for reparse pts) */
  57     const char *description;  /* for error messages */
  58     int nfound;               /* How many were found (expect 1) */
  59     WCHAR nameW[20];          /* unicode version of name (filled in later) */
  60 } testfiles[] = {
  61     { 0, FILE_ATTRIBUTE_NORMAL,    "n.tmp", NULL, "normal" },
  62     { 1, FILE_ATTRIBUTE_HIDDEN,    "h.tmp", NULL, "hidden" },
  63     { 1, FILE_ATTRIBUTE_SYSTEM,    "s.tmp", NULL, "system" },
  64     { 0, FILE_ATTRIBUTE_DIRECTORY, "d.tmp", NULL, "directory" },
  65     { 0, 0, NULL }
  66 };
  67 static const int max_test_dir_size = 20;  /* size of above plus some for .. etc */
  68
  69 /* Create a test directory full of attribute test files, clear counts */
  70 static void set_up_attribute_test(const char *testdirA)
  71 {
  72     int i;
  73
  74     ok(CreateDirectoryA(testdirA, NULL),
  75        "couldn't create dir '%s', error %d\n", testdirA, GetLastError());
  76
  77     for (i=0; testfiles[i].name; i++) {
  78         char buf[MAX_PATH];
  79         pRtlMultiByteToUnicodeN(testfiles[i].nameW, sizeof(testfiles[i].nameW), NULL, testfiles[i].name, strlen(testfiles[i].name)+1);
  80
  81         sprintf(buf, "%s\\%s", testdirA, testfiles[i].name);
  82         testfiles[i].nfound = 0;
  83         if (testfiles[i].attr & FILE_ATTRIBUTE_DIRECTORY) {
  84             ok(CreateDirectoryA(buf, NULL),
  85                "couldn't create dir '%s', error %d\n", buf, GetLastError());
  86         } else {
  87             HANDLE h = CreateFileA(buf,
  88                                    GENERIC_READ|GENERIC_WRITE,
  89                                    0, NULL, CREATE_ALWAYS,
  90                                    testfiles[i].attr, 0);
  91             ok( h != INVALID_HANDLE_VALUE, "failed to create temp file '%s'\n", buf );
  92             CloseHandle(h);
  93         }
  94     }
  95 }
  96
  97 /* Remove the given test directory and the attribute test files, if any */
  98 static void tear_down_attribute_test(const char *testdirA)
  99 {
 100     int i;
 101
 102     for (i=0; testfiles[i].name; i++) {
 103         int ret;
 104         char buf[MAX_PATH];
 105         sprintf(buf, "%s\\%s", testdirA, testfiles[i].name);
 106         if (testfiles[i].attr & FILE_ATTRIBUTE_DIRECTORY) {
 107             ret = RemoveDirectory(buf);
 108             ok(ret || (GetLastError() == ERROR_PATH_NOT_FOUND),
 109                "Failed to rmdir %s, error %d\n", buf, GetLastError());
 110         } else {
 111             ret = DeleteFile(buf);
 112             ok(ret || (GetLastError() == ERROR_PATH_NOT_FOUND),
 113                "Failed to rm %s, error %d\n", buf, GetLastError());
 114         }
 115     }
 116     RemoveDirectoryA(testdirA);
 117 }
 118
 119 /* Match one found file against testfiles[], increment count if found */
 120 static void tally_test_file(FILE_BOTH_DIRECTORY_INFORMATION *dir_info)
 121 {
 122     int i;
 123     DWORD attribmask =
 124       (FILE_ATTRIBUTE_SYSTEM|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_REPARSE_POINT);
 125     DWORD attrib = dir_info->FileAttributes & attribmask;
 126     WCHAR *nameW = dir_info->FileName;
 127     int namelen = dir_info->FileNameLength / sizeof(WCHAR);
 128
 129     if (nameW[0] == '.')
 130         return;
 131
 132     for (i=0; testfiles[i].name; i++) {
 133         int len = strlen(testfiles[i].name);
 134         if (namelen != len || memcmp(nameW, testfiles[i].nameW, len*sizeof(WCHAR)))
 135             continue;
 136         if (testfiles[i].todo) {
 137             todo_wine
 138             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);
 139         } else {
 140             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);
 141         }
 142         testfiles[i].nfound++;
 143         break;
 144     }
 145     ok(testfiles[i].name != NULL, "unexpected file found\n");
 146 }
 147
 148 static void test_NtQueryDirectoryFile(void)
 149 {
 150     OBJECT_ATTRIBUTES attr;
 151     UNICODE_STRING ntdirname;
 152     char testdirA[MAX_PATH];
 153     WCHAR testdirW[MAX_PATH];
 154     HANDLE dirh;
 155     IO_STATUS_BLOCK io;
 156     UINT data_pos;
 157     UINT data_len;    /* length of dir data */
 158     BYTE data[8192];  /* directory data */
 159     FILE_BOTH_DIRECTORY_INFORMATION *dir_info;
 160     DWORD status;
 161     int numfiles;
 162     int i;
 163
 164     /* Clean up from prior aborted run, if any, then set up test files */
 165     ok(GetTempPathA(MAX_PATH, testdirA), "couldn't get temp dir\n");
 166     strcat(testdirA, "NtQueryDirectoryFile.tmp");
 167     tear_down_attribute_test(testdirA);
 168     set_up_attribute_test(testdirA);
 169
 170     /* Read the directory and note which files are found */
 171     pRtlMultiByteToUnicodeN(testdirW, sizeof(testdirW), NULL, testdirA, strlen(testdirA)+1);
 172     if (!pRtlDosPathNameToNtPathName_U(testdirW, &ntdirname, NULL, NULL))
 173     {
 174         ok(0,"RtlDosPathNametoNtPathName_U failed\n");
 175         goto done;
 176     }
 177     InitializeObjectAttributes(&attr, &ntdirname, 0, 0, NULL);
 178     status = pNtOpenFile( &dirh, SYNCHRONIZE | FILE_LIST_DIRECTORY, &attr, &io,
 179                          FILE_OPEN,
 180                          FILE_SYNCHRONOUS_IO_NONALERT|FILE_OPEN_FOR_BACKUP_INTENT|FILE_DIRECTORY_FILE);
 181     ok (status == STATUS_SUCCESS, "failed to open dir '%s', ret 0x%x, error %d\n", testdirA, status, GetLastError());
 182     if (status != STATUS_SUCCESS) {
 183        skip("can't test if we can't open the directory\n");
 184        goto done;
 185     }
 186
 187     pNtQueryDirectoryFile( dirh, NULL, NULL, NULL, &io, data, sizeof(data),
 188                        FileBothDirectoryInformation, FALSE, NULL, TRUE );
 189     ok (U(io).Status == STATUS_SUCCESS, "filed to query directory; status %x\n", U(io).Status);
 190     data_len = io.Information;
 191     ok (data_len >= sizeof(FILE_BOTH_DIRECTORY_INFORMATION), "not enough data in directory\n");
 192
 193     data_pos = 0;
 194     numfiles = 0;
 195     while ((data_pos < data_len) && (numfiles < max_test_dir_size)) {
 196         dir_info = (FILE_BOTH_DIRECTORY_INFORMATION *)(data + data_pos);
 197
 198         tally_test_file(dir_info);
 199
 200         if (dir_info->NextEntryOffset == 0) {
 201             pNtQueryDirectoryFile( dirh, 0, NULL, NULL, &io, data, sizeof(data),
 202                                FileBothDirectoryInformation, FALSE, NULL, FALSE );
 203             if (U(io).Status == STATUS_NO_MORE_FILES)
 204                 break;
 205             ok (U(io).Status == STATUS_SUCCESS, "filed to query directory; status %x\n", U(io).Status);
 206             data_len = io.Information;
 207             if (data_len < sizeof(FILE_BOTH_DIRECTORY_INFORMATION))
 208                 break;
 209             data_pos = 0;
 210         } else {
 211             data_pos += dir_info->NextEntryOffset;
 212         }
 213         numfiles++;
 214     }
 215     ok(numfiles < max_test_dir_size, "too many loops\n");
 216
 217     for (i=0; testfiles[i].name; i++)
 218         ok(testfiles[i].nfound == 1, "Wrong number %d of %s files found\n",
 219           testfiles[i].nfound, testfiles[i].description);
 220
 221     pNtClose(dirh);
 222 done:
 223     tear_down_attribute_test(testdirA);
 224 }
 225
 226 static void test_redirection(void)
 227 {
 228     ULONG old, cur;
 229     NTSTATUS status;
 230
 231     if (!pRtlWow64EnableFsRedirection || !pRtlWow64EnableFsRedirectionEx)
 232     {
 233         skip( "Wow64 redirection not supported\n" );
 234         return;
 235     }
 236     status = pRtlWow64EnableFsRedirectionEx( FALSE, &old );
 237     if (status == STATUS_NOT_IMPLEMENTED)
 238     {
 239         skip( "Wow64 redirection not supported\n" );
 240         return;
 241     }
 242     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 243
 244     status = pRtlWow64EnableFsRedirectionEx( FALSE, &cur );
 245     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 246     ok( !cur, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 247
 248     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 249     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 250     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 251     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 252     ok( cur == 1, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 253
 254     status = pRtlWow64EnableFsRedirection( TRUE );
 255     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 256     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 257     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 258     ok( !cur, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 259
 260     status = pRtlWow64EnableFsRedirection( FALSE );
 261     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 262     status = pRtlWow64EnableFsRedirectionEx( FALSE, &cur );
 263     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 264     ok( cur == 1, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 265
 266     pRtlWow64EnableFsRedirectionEx( old, &cur );
 267 }
 268
 269 START_TEST(directory)
 270 {
 271     HMODULE hntdll = GetModuleHandleA("ntdll.dll");
 272     if (!hntdll)
 273     {
 274         skip("not running on NT, skipping test\n");
 275         return;
 276     }
 277
 278     pNtClose                = (void *)GetProcAddress(hntdll, "NtClose");
 279     pNtOpenFile             = (void *)GetProcAddress(hntdll, "NtOpenFile");
 280     pNtQueryDirectoryFile   = (void *)GetProcAddress(hntdll, "NtQueryDirectoryFile");
 281     pRtlCreateUnicodeStringFromAsciiz = (void *)GetProcAddress(hntdll, "RtlCreateUnicodeStringFromAsciiz");
 282     pRtlDosPathNameToNtPathName_U = (void *)GetProcAddress(hntdll, "RtlDosPathNameToNtPathName_U");
 283     pRtlInitUnicodeString   = (void *)GetProcAddress(hntdll, "RtlInitUnicodeString");
 284     pRtlMultiByteToUnicodeN = (void *)GetProcAddress(hntdll,"RtlMultiByteToUnicodeN");
 285     pRtlWow64EnableFsRedirection = (void *)GetProcAddress(hntdll,"RtlWow64EnableFsRedirection");
 286     pRtlWow64EnableFsRedirectionEx = (void *)GetProcAddress(hntdll,"RtlWow64EnableFsRedirectionEx");
 287
 288     test_NtQueryDirectoryFile();
 289     test_redirection();
 290 }