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 struct testfile_s {
  54     int todo;                 /* set if it doesn't work on wine yet */
  55     const DWORD attr;         /* desired attribute */
  56     const char *name;         /* filename to use */
  57     const char *target;       /* what to point to (only for reparse pts) */
  58     const char *description;  /* for error messages */
  59     int nfound;               /* How many were found (expect 1) */
  60     WCHAR nameW[20];          /* unicode version of name (filled in later) */
  61 } testfiles[] = {
  62     { 0, FILE_ATTRIBUTE_NORMAL,    "n.tmp", NULL, "normal" },
  63     { 1, FILE_ATTRIBUTE_HIDDEN,    "h.tmp", NULL, "hidden" },
  64     { 1, FILE_ATTRIBUTE_SYSTEM,    "s.tmp", NULL, "system" },
  65     { 0, FILE_ATTRIBUTE_DIRECTORY, "d.tmp", NULL, "directory" },
  66     { 0, 0, NULL }
  67 };
  68 static const int max_test_dir_size = 20;  /* size of above plus some for .. etc */
  69
  70 /* Create a test directory full of attribute test files, clear counts */
  71 static void set_up_attribute_test(const char *testdirA)
  72 {
  73     int i;
  74
  75     ok(CreateDirectoryA(testdirA, NULL),
  76        "couldn't create dir '%s', error %d\n", testdirA, GetLastError());
  77
  78     for (i=0; testfiles[i].name; i++) {
  79         char buf[MAX_PATH];
  80         pRtlMultiByteToUnicodeN(testfiles[i].nameW, sizeof(testfiles[i].nameW), NULL, testfiles[i].name, strlen(testfiles[i].name)+1);
  81
  82         sprintf(buf, "%s\\%s", testdirA, testfiles[i].name);
  83         testfiles[i].nfound = 0;
  84         if (testfiles[i].attr & FILE_ATTRIBUTE_DIRECTORY) {
  85             ok(CreateDirectoryA(buf, NULL),
  86                "couldn't create dir '%s', error %d\n", buf, GetLastError());
  87         } else {
  88             HANDLE h = CreateFileA(buf,
  89                                    GENERIC_READ|GENERIC_WRITE,
  90                                    0, NULL, CREATE_ALWAYS,
  91                                    testfiles[i].attr, 0);
  92             ok( h != INVALID_HANDLE_VALUE, "failed to create temp file '%s'\n", buf );
  93             CloseHandle(h);
  94         }
  95     }
  96 }
  97
  98 /* Remove the given test directory and the attribute test files, if any */
  99 static void tear_down_attribute_test(const char *testdirA)
 100 {
 101     int i;
 102
 103     for (i=0; testfiles[i].name; i++) {
 104         int ret;
 105         char buf[MAX_PATH];
 106         sprintf(buf, "%s\\%s", testdirA, testfiles[i].name);
 107         if (testfiles[i].attr & FILE_ATTRIBUTE_DIRECTORY) {
 108             ret = RemoveDirectory(buf);
 109             ok(ret || (GetLastError() == ERROR_PATH_NOT_FOUND),
 110                "Failed to rmdir %s, error %d\n", buf, GetLastError());
 111         } else {
 112             ret = DeleteFile(buf);
 113             ok(ret || (GetLastError() == ERROR_PATH_NOT_FOUND),
 114                "Failed to rm %s, error %d\n", buf, GetLastError());
 115         }
 116     }
 117     RemoveDirectoryA(testdirA);
 118 }
 119
 120 /* Match one found file against testfiles[], increment count if found */
 121 static void tally_test_file(FILE_BOTH_DIRECTORY_INFORMATION *dir_info)
 122 {
 123     int i;
 124     DWORD attribmask =
 125       (FILE_ATTRIBUTE_SYSTEM|FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_REPARSE_POINT);
 126     DWORD attrib = dir_info->FileAttributes & attribmask;
 127     WCHAR *nameW = dir_info->FileName;
 128     int namelen = dir_info->FileNameLength / sizeof(WCHAR);
 129
 130     if (nameW[0] == '.')
 131         return;
 132
 133     for (i=0; testfiles[i].name; i++) {
 134         int len = strlen(testfiles[i].name);
 135         if (namelen != len || memcmp(nameW, testfiles[i].nameW, len*sizeof(WCHAR)))
 136             continue;
 137         if (testfiles[i].todo) {
 138             todo_wine
 139             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);
 140         } else {
 141             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);
 142         }
 143         testfiles[i].nfound++;
 144         break;
 145     }
 146     ok(testfiles[i].name != NULL, "unexpected file found\n");
 147 }
 148
 149 static void test_NtQueryDirectoryFile(void)
 150 {
 151     OBJECT_ATTRIBUTES attr;
 152     UNICODE_STRING ntdirname;
 153     char testdirA[MAX_PATH];
 154     WCHAR testdirW[MAX_PATH];
 155     HANDLE dirh;
 156     IO_STATUS_BLOCK io;
 157     UINT data_pos;
 158     UINT data_len;    /* length of dir data */
 159     BYTE data[8192];  /* directory data */
 160     FILE_BOTH_DIRECTORY_INFORMATION *dir_info;
 161     DWORD status;
 162     int numfiles;
 163     int i;
 164
 165     /* Clean up from prior aborted run, if any, then set up test files */
 166     ok(GetTempPathA(MAX_PATH, testdirA), "couldn't get temp dir\n");
 167     strcat(testdirA, "NtQueryDirectoryFile.tmp");
 168     tear_down_attribute_test(testdirA);
 169     set_up_attribute_test(testdirA);
 170
 171     /* Read the directory and note which files are found */
 172     pRtlMultiByteToUnicodeN(testdirW, sizeof(testdirW), NULL, testdirA, strlen(testdirA)+1);
 173     if (!pRtlDosPathNameToNtPathName_U(testdirW, &ntdirname, NULL, NULL))
 174     {
 175         ok(0,"RtlDosPathNametoNtPathName_U failed\n");
 176         goto done;
 177     }
 178     InitializeObjectAttributes(&attr, &ntdirname, OBJ_CASE_INSENSITIVE, 0, NULL);
 179     status = pNtOpenFile( &dirh, SYNCHRONIZE | FILE_LIST_DIRECTORY, &attr, &io,
 180                          FILE_OPEN,
 181                          FILE_SYNCHRONOUS_IO_NONALERT|FILE_OPEN_FOR_BACKUP_INTENT|FILE_DIRECTORY_FILE);
 182     ok (status == STATUS_SUCCESS, "failed to open dir '%s', ret 0x%x, error %d\n", testdirA, status, GetLastError());
 183     if (status != STATUS_SUCCESS) {
 184        skip("can't test if we can't open the directory\n");
 185        goto done;
 186     }
 187
 188     pNtQueryDirectoryFile( dirh, NULL, NULL, NULL, &io, data, sizeof(data),
 189                        FileBothDirectoryInformation, FALSE, NULL, TRUE );
 190     ok (U(io).Status == STATUS_SUCCESS, "filed to query directory; status %x\n", U(io).Status);
 191     data_len = io.Information;
 192     ok (data_len >= sizeof(FILE_BOTH_DIRECTORY_INFORMATION), "not enough data in directory\n");
 193
 194     data_pos = 0;
 195     numfiles = 0;
 196     while ((data_pos < data_len) && (numfiles < max_test_dir_size)) {
 197         dir_info = (FILE_BOTH_DIRECTORY_INFORMATION *)(data + data_pos);
 198
 199         tally_test_file(dir_info);
 200
 201         if (dir_info->NextEntryOffset == 0) {
 202             pNtQueryDirectoryFile( dirh, 0, NULL, NULL, &io, data, sizeof(data),
 203                                FileBothDirectoryInformation, FALSE, NULL, FALSE );
 204             if (U(io).Status == STATUS_NO_MORE_FILES)
 205                 break;
 206             ok (U(io).Status == STATUS_SUCCESS, "filed to query directory; status %x\n", U(io).Status);
 207             data_len = io.Information;
 208             if (data_len < sizeof(FILE_BOTH_DIRECTORY_INFORMATION))
 209                 break;
 210             data_pos = 0;
 211         } else {
 212             data_pos += dir_info->NextEntryOffset;
 213         }
 214         numfiles++;
 215     }
 216     ok(numfiles < max_test_dir_size, "too many loops\n");
 217
 218     for (i=0; testfiles[i].name; i++)
 219         ok(testfiles[i].nfound == 1, "Wrong number %d of %s files found\n",
 220           testfiles[i].nfound, testfiles[i].description);
 221
 222     pNtClose(dirh);
 223 done:
 224     tear_down_attribute_test(testdirA);
 225     pRtlFreeUnicodeString(&ntdirname);
 226 }
 227
 228 static void test_redirection(void)
 229 {
 230     ULONG old, cur;
 231     NTSTATUS status;
 232
 233     if (!pRtlWow64EnableFsRedirection || !pRtlWow64EnableFsRedirectionEx)
 234     {
 235         skip( "Wow64 redirection not supported\n" );
 236         return;
 237     }
 238     status = pRtlWow64EnableFsRedirectionEx( FALSE, &old );
 239     if (status == STATUS_NOT_IMPLEMENTED)
 240     {
 241         skip( "Wow64 redirection not supported\n" );
 242         return;
 243     }
 244     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 245
 246     status = pRtlWow64EnableFsRedirectionEx( FALSE, &cur );
 247     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 248     ok( !cur, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 249
 250     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 251     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 252     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 253     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 254     ok( cur == 1, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 255
 256     status = pRtlWow64EnableFsRedirection( TRUE );
 257     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 258     status = pRtlWow64EnableFsRedirectionEx( TRUE, &cur );
 259     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 260     ok( !cur, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 261
 262     status = pRtlWow64EnableFsRedirection( FALSE );
 263     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 264     status = pRtlWow64EnableFsRedirectionEx( FALSE, &cur );
 265     ok( !status, "RtlWow64EnableFsRedirectionEx failed status %x\n", status );
 266     ok( cur == 1, "RtlWow64EnableFsRedirectionEx got %u\n", cur );
 267
 268     pRtlWow64EnableFsRedirectionEx( old, &cur );
 269 }
 270
 271 START_TEST(directory)
 272 {
 273     HMODULE hntdll = GetModuleHandleA("ntdll.dll");
 274     if (!hntdll)
 275     {
 276         skip("not running on NT, skipping test\n");
 277         return;
 278     }
 279
 280     pNtClose                = (void *)GetProcAddress(hntdll, "NtClose");
 281     pNtOpenFile             = (void *)GetProcAddress(hntdll, "NtOpenFile");
 282     pNtQueryDirectoryFile   = (void *)GetProcAddress(hntdll, "NtQueryDirectoryFile");
 283     pRtlCreateUnicodeStringFromAsciiz = (void *)GetProcAddress(hntdll, "RtlCreateUnicodeStringFromAsciiz");
 284     pRtlDosPathNameToNtPathName_U = (void *)GetProcAddress(hntdll, "RtlDosPathNameToNtPathName_U");
 285     pRtlInitUnicodeString   = (void *)GetProcAddress(hntdll, "RtlInitUnicodeString");
 286     pRtlFreeUnicodeString   = (void *)GetProcAddress(hntdll, "RtlFreeUnicodeString");
 287     pRtlMultiByteToUnicodeN = (void *)GetProcAddress(hntdll,"RtlMultiByteToUnicodeN");
 288     pRtlWow64EnableFsRedirection = (void *)GetProcAddress(hntdll,"RtlWow64EnableFsRedirection");
 289     pRtlWow64EnableFsRedirectionEx = (void *)GetProcAddress(hntdll,"RtlWow64EnableFsRedirectionEx");
 290
 291     test_NtQueryDirectoryFile();
 292     test_redirection();
 293 }