change.c

winNT技术操作系统,国外开放的原代码和LIUX一样

    SetLastError(0xd0b00b00);
    r = pReadDirectoryChangesW(NULL,NULL,0,FALSE,0,NULL,NULL,NULL);
    ok(GetLastError()==ERROR_INVALID_PARAMETER,"last error wrong\n");
    ok(r==FALSE, "should return false\n");

    fflags = FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OVERLAPPED;
    hdir = CreateFileW(path, GENERIC_READ|SYNCHRONIZE|FILE_LIST_DIRECTORY, 
                        FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, 
                        OPEN_EXISTING, fflags, NULL);
    ok( hdir != INVALID_HANDLE_VALUE, "failed to open directory\n");

    ov.hEvent = CreateEvent( NULL, 1, 0, NULL );

    SetLastError(0xd0b00b00);
    r = pReadDirectoryChangesW(hdir,NULL,0,FALSE,0,NULL,NULL,NULL);
    ok(GetLastError()==ERROR_INVALID_PARAMETER,"last error wrong\n");
    ok(r==FALSE, "should return false\n");

    SetLastError(0xd0b00b00);
    r = pReadDirectoryChangesW(hdir,NULL,0,FALSE,0,NULL,&ov,NULL);
    ok(GetLastError()==ERROR_INVALID_PARAMETER,"last error wrong\n");
    ok(r==FALSE, "should return false\n");

    filter = FILE_NOTIFY_CHANGE_FILE_NAME;
    filter |= FILE_NOTIFY_CHANGE_DIR_NAME;
    filter |= FILE_NOTIFY_CHANGE_ATTRIBUTES;
    filter |= FILE_NOTIFY_CHANGE_SIZE;
    filter |= FILE_NOTIFY_CHANGE_LAST_WRITE;
    filter |= FILE_NOTIFY_CHANGE_LAST_ACCESS;
    filter |= FILE_NOTIFY_CHANGE_CREATION;
    filter |= FILE_NOTIFY_CHANGE_SECURITY;

    SetLastError(0xd0b00b00);
    ov.Internal = 0;
    ov.InternalHigh = 0;
    memset( buffer, 0, sizeof buffer );

    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,-1,NULL,&ov,NULL);
    ok(GetLastError()==ERROR_INVALID_PARAMETER,"last error wrong\n");
    ok(r==FALSE, "should return false\n");

    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,0,NULL,&ov,NULL);
    ok(GetLastError()==ERROR_INVALID_PARAMETER,"last error wrong\n");
    ok(r==FALSE, "should return false\n");

    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,TRUE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    r = WaitForSingleObject( ov.hEvent, 10 );
    ok( r == STATUS_TIMEOUT, "should timeout\n" );

    r = CreateDirectoryW( subdir, NULL );
    ok( r == TRUE, "failed to create directory\n");

    r = WaitForSingleObject( ov.hEvent, INFINITE );
    ok( r == WAIT_OBJECT_0, "event should be ready\n" );

    ok( ov.Internal == STATUS_SUCCESS, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0x12, "ov.InternalHigh wrong\n");

    pfni = (PFILE_NOTIFY_INFORMATION) buffer;
    ok( pfni->NextEntryOffset == 0, "offset wrong\n" );
    ok( pfni->Action == FILE_ACTION_ADDED, "action wrong\n" );
    ok( pfni->FileNameLength == 6, "len wrong\n" );
    ok( !memcmp(pfni->FileName,&szHoo[1],6), "name wrong\n" );

    ResetEvent(ov.hEvent);
    SetLastError(0xd0b00b00);
    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,0,NULL,NULL,NULL);
    ok(GetLastError()==ERROR_INVALID_PARAMETER,"last error wrong\n");
    ok(r==FALSE, "should return false\n");

    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,0,NULL,&ov,NULL);
    ok(GetLastError()==ERROR_INVALID_PARAMETER,"last error wrong\n");
    ok(r==FALSE, "should return false\n");

    filter = FILE_NOTIFY_CHANGE_SIZE;

    SetEvent(ov.hEvent);
    ov.Internal = 1;
    ov.InternalHigh = 1;
    S(U(ov)).Offset = 0;
    S(U(ov)).OffsetHigh = 0;
    memset( buffer, 0, sizeof buffer );
    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    ok( ov.Internal == STATUS_PENDING, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 1, "ov.InternalHigh wrong\n");

    r = WaitForSingleObject( ov.hEvent, 0 );
    ok( r == STATUS_TIMEOUT, "should timeout\n" );

    r = RemoveDirectoryW( subdir );
    ok( r == TRUE, "failed to remove directory\n");

    r = WaitForSingleObject( ov.hEvent, INFINITE );
    ok( r == WAIT_OBJECT_0, "should be ready\n" );

    ok( ov.Internal == STATUS_SUCCESS, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0x12, "ov.InternalHigh wrong\n");

    r = GetOverlappedResult( hdir, &ov, &dwCount, TRUE );
    ok( r == TRUE, "getoverlappedresult failed\n");
    ok( dwCount == 0x12, "count wrong\n");

    pfni = (PFILE_NOTIFY_INFORMATION) buffer;
    ok( pfni->NextEntryOffset == 0, "offset wrong\n" );
    ok( pfni->Action == FILE_ACTION_REMOVED, "action wrong\n" );
    ok( pfni->FileNameLength == 6, "len wrong\n" );
    ok( !memcmp(pfni->FileName,&szHoo[1],6), "name wrong\n" );

    /* what happens if the buffer is too small? */
    r = pReadDirectoryChangesW(hdir,buffer,0x10,FALSE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    r = CreateDirectoryW( subdir, NULL );
    ok( r == TRUE, "failed to create directory\n");

    r = WaitForSingleObject( ov.hEvent, INFINITE );
    ok( r == WAIT_OBJECT_0, "should be ready\n" );

    ok( ov.Internal == STATUS_NOTIFY_ENUM_DIR, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0, "ov.InternalHigh wrong\n");

    /* test the recursive watch */
    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    r = CreateDirectoryW( subsubdir, NULL );
    ok( r == TRUE, "failed to create directory\n");

    r = WaitForSingleObject( ov.hEvent, INFINITE );
    ok( r == WAIT_OBJECT_0, "should be ready\n" );

    ok( ov.Internal == STATUS_SUCCESS, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0x18, "ov.InternalHigh wrong\n");

    pfni = (PFILE_NOTIFY_INFORMATION) buffer;
    ok( pfni->NextEntryOffset == 0, "offset wrong\n" );
    ok( pfni->Action == FILE_ACTION_ADDED, "action wrong\n" );
    ok( pfni->FileNameLength == 0x0c, "len wrong\n" );
    ok( !memcmp(pfni->FileName,&szGa[1],6), "name wrong\n" );

    r = RemoveDirectoryW( subsubdir );
    ok( r == TRUE, "failed to remove directory\n");

    ov.Internal = 1;
    ov.InternalHigh = 1;
    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    r = RemoveDirectoryW( subdir );
    ok( r == TRUE, "failed to remove directory\n");

    r = WaitForSingleObject( ov.hEvent, INFINITE );
    ok( r == WAIT_OBJECT_0, "should be ready\n" );

    pfni = (PFILE_NOTIFY_INFORMATION) buffer;
    ok( pfni->NextEntryOffset == 0, "offset wrong\n" );
    ok( pfni->Action == FILE_ACTION_REMOVED, "action wrong\n" );
    ok( pfni->FileNameLength == 0x0c, "len wrong\n" );
    ok( !memcmp(pfni->FileName,&szGa[1],6), "name wrong\n" );

    ok( ov.Internal == STATUS_SUCCESS, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0x18, "ov.InternalHigh wrong\n");

    CloseHandle(hdir);

    r = RemoveDirectoryW( path );
    ok( r == TRUE, "failed to remove directory\n");
}

/* show the behaviour when a null buffer is passed */
static void test_readdirectorychanges_null(void)
{
    NTSTATUS r;
    HANDLE hdir;
    char buffer[0x1000];
    DWORD fflags, filter = 0;
    OVERLAPPED ov;
    WCHAR path[MAX_PATH], subdir[MAX_PATH];
    static const WCHAR szBoo[] = { '\\','b','o','o',0 };
    static const WCHAR szHoo[] = { '\\','h','o','o',0 };
    PFILE_NOTIFY_INFORMATION pfni;

    if (!pReadDirectoryChangesW)
        return;

    r = GetTempPathW( MAX_PATH, path );
    ok( r != 0, "temp path failed\n");
    if (!r)
        return;

    lstrcatW( path, szBoo );
    lstrcpyW( subdir, path );
    lstrcatW( subdir, szHoo );

    RemoveDirectoryW( subdir );
    RemoveDirectoryW( path );
    
    r = CreateDirectoryW(path, NULL);
    ok( r == TRUE, "failed to create directory\n");

    fflags = FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OVERLAPPED;
    hdir = CreateFileW(path, GENERIC_READ|SYNCHRONIZE|FILE_LIST_DIRECTORY, 
                        FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, 
                        OPEN_EXISTING, fflags, NULL);
    ok( hdir != INVALID_HANDLE_VALUE, "failed to open directory\n");

    ov.hEvent = CreateEvent( NULL, 1, 0, NULL );

    filter = FILE_NOTIFY_CHANGE_FILE_NAME;
    filter |= FILE_NOTIFY_CHANGE_DIR_NAME;

    SetLastError(0xd0b00b00);
    ov.Internal = 0;
    ov.InternalHigh = 0;
    memset( buffer, 0, sizeof buffer );

    r = pReadDirectoryChangesW(hdir,NULL,0,FALSE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    r = WaitForSingleObject( ov.hEvent, 0 );
    ok( r == STATUS_TIMEOUT, "should timeout\n" );

    r = CreateDirectoryW( subdir, NULL );
    ok( r == TRUE, "failed to create directory\n");

    r = WaitForSingleObject( ov.hEvent, 0 );
    ok( r == WAIT_OBJECT_0, "event should be ready\n" );

    ok( ov.Internal == STATUS_NOTIFY_ENUM_DIR, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0, "ov.InternalHigh wrong\n");

    ov.Internal = 0;
    ov.InternalHigh = 0;
    S(U(ov)).Offset = 0;
    S(U(ov)).OffsetHigh = 0;
    memset( buffer, 0, sizeof buffer );

    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,FALSE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    r = WaitForSingleObject( ov.hEvent, 0 );
    ok( r == STATUS_TIMEOUT, "should timeout\n" );

    r = RemoveDirectoryW( subdir );
    ok( r == TRUE, "failed to remove directory\n");

    r = WaitForSingleObject( ov.hEvent, INFINITE );
    ok( r == WAIT_OBJECT_0, "should be ready\n" );

    ok( ov.Internal == STATUS_NOTIFY_ENUM_DIR, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0, "ov.InternalHigh wrong\n");

    pfni = (PFILE_NOTIFY_INFORMATION) buffer;
    ok( pfni->NextEntryOffset == 0, "offset wrong\n" );

    CloseHandle(hdir);

    r = RemoveDirectoryW( path );
    ok( r == TRUE, "failed to remove directory\n");
}

static void test_readdirectorychanges_filedir(void)
{
    NTSTATUS r;
    HANDLE hdir, hfile;
    char buffer[0x1000];
    DWORD fflags, filter = 0;
    OVERLAPPED ov;
    WCHAR path[MAX_PATH], subdir[MAX_PATH], file[MAX_PATH];
    static const WCHAR szBoo[] = { '\\','b','o','o',0 };
    static const WCHAR szHoo[] = { '\\','h','o','o',0 };
    static const WCHAR szFoo[] = { '\\','f','o','o',0 };
    PFILE_NOTIFY_INFORMATION pfni;

    r = GetTempPathW( MAX_PATH, path );
    ok( r != 0, "temp path failed\n");
    if (!r)
        return;

    lstrcatW( path, szBoo );
    lstrcpyW( subdir, path );
    lstrcatW( subdir, szHoo );

    lstrcpyW( file, path );
    lstrcatW( file, szFoo );

    DeleteFileW( file );
    RemoveDirectoryW( subdir );
    RemoveDirectoryW( path );
    
    r = CreateDirectoryW(path, NULL);
    ok( r == TRUE, "failed to create directory\n");

    fflags = FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OVERLAPPED;
    hdir = CreateFileW(path, GENERIC_READ|SYNCHRONIZE|FILE_LIST_DIRECTORY, 
                        FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, 
                        OPEN_EXISTING, fflags, NULL);
    ok( hdir != INVALID_HANDLE_VALUE, "failed to open directory\n");

    ov.hEvent = CreateEvent( NULL, 0, 0, NULL );

    filter = FILE_NOTIFY_CHANGE_FILE_NAME;

    r = pReadDirectoryChangesW(hdir,buffer,sizeof buffer,TRUE,filter,NULL,&ov,NULL);
    ok(r==TRUE, "should return true\n");

    r = WaitForSingleObject( ov.hEvent, 10 );
    ok( r == WAIT_TIMEOUT, "should timeout\n" );

    r = CreateDirectoryW( subdir, NULL );
    ok( r == TRUE, "failed to create directory\n");

    hfile = CreateFileW( file, GENERIC_READ|GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, NULL );
    ok( hfile != INVALID_HANDLE_VALUE, "failed to create file\n");
    ok( CloseHandle(hfile), "failed toc lose file\n");

    r = WaitForSingleObject( ov.hEvent, INFINITE );
    ok( r == WAIT_OBJECT_0, "event should be ready\n" );

    ok( ov.Internal == STATUS_SUCCESS, "ov.Internal wrong\n");
    ok( ov.InternalHigh == 0x12, "ov.InternalHigh wrong\n");

    pfni = (PFILE_NOTIFY_INFORMATION) buffer;
    ok( pfni->NextEntryOffset == 0, "offset wrong\n" );
    ok( pfni->Action == FILE_ACTION_ADDED, "action wrong\n" );
    ok( pfni->FileNameLength == 6, "len wrong\n" );
    ok( !memcmp(pfni->FileName,&szFoo[1],6), "name wrong\n" );

    r = DeleteFileW( file );
    ok( r == TRUE, "failed to delete file\n");

    r = RemoveDirectoryW( subdir );
    ok( r == TRUE, "failed to remove directory\n");

    CloseHandle(hdir);

    r = RemoveDirectoryW( path );
    ok( r == TRUE, "failed to remove directory\n");
}

START_TEST(change)
{
    HMODULE hkernel32 = GetModuleHandle("kernel32");
    pReadDirectoryChangesW = (fnReadDirectoryChangesW)
        GetProcAddress(hkernel32, "ReadDirectoryChangesW");

    test_FindFirstChangeNotification();
    test_ffcn();
    test_readdirectorychanges();
    test_readdirectorychanges_null();
    test_readdirectorychanges_filedir();
}