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kernel32: Implement and test GetVolumePathNamesForVolumeName.

This commit is contained in:
Hans Leidekker 2011-03-29 13:03:42 +02:00 committed by Alexandre Julliard
parent 8f07cdf975
commit 552715f0c1
2 changed files with 322 additions and 6 deletions
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169
dlls/kernel32/tests/volume.c
View File

@ -32,6 +32,8 @@ static BOOL (WINAPI *pFindVolumeClose)(HANDLE);
static UINT (WINAPI *pGetLogicalDriveStringsA)(UINT,LPSTR);
static UINT (WINAPI *pGetLogicalDriveStringsW)(UINT,LPWSTR);
static BOOL (WINAPI *pGetVolumeInformationA)(LPCSTR, LPSTR, DWORD, LPDWORD, LPDWORD, LPDWORD, LPSTR, DWORD);
static BOOL (WINAPI *pGetVolumePathNamesForVolumeNameA)(LPCSTR, LPSTR, DWORD, LPDWORD);
static BOOL (WINAPI *pGetVolumePathNamesForVolumeNameW)(LPCWSTR, LPWSTR, DWORD, LPDWORD);
/* ############################### */
@ -525,6 +527,169 @@ static void test_disk_extents(void)
CloseHandle( handle );
}
static void test_GetVolumePathNamesForVolumeNameA(void)
{
BOOL ret;
char volume[MAX_PATH], buffer[MAX_PATH];
DWORD len, error;
if (!pGetVolumePathNamesForVolumeNameA || !pGetVolumeNameForVolumeMountPointA)
{
win_skip("required functions not found\n");
return;
}
ret = pGetVolumeNameForVolumeMountPointA( "c:\\", volume, sizeof(volume) );
ok(ret, "failed to get volume name %u\n", GetLastError());
trace("c:\\ -> %s\n", volume);
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( NULL, NULL, 0, NULL );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( "", NULL, 0, NULL );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( volume, NULL, 0, NULL );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_MORE_DATA, "expected ERROR_MORE_DATA got %u\n", error);
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( volume, buffer, 0, NULL );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_MORE_DATA, "expected ERROR_MORE_DATA got %u\n", error);
memset( buffer, 0xff, sizeof(buffer) );
ret = pGetVolumePathNamesForVolumeNameA( volume, buffer, sizeof(buffer), NULL );
ok(ret, "failed to get path names %u\n", GetLastError());
ok(!strcmp( "C:\\", buffer ), "expected \"\\C:\" got \"%s\"\n", buffer);
ok(!buffer[4], "expected double null-terminated buffer\n");
len = 0;
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( NULL, NULL, 0, &len );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
len = 0;
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( NULL, NULL, sizeof(buffer), &len );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
len = 0;
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( NULL, buffer, sizeof(buffer), &len );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
len = 0;
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameA( NULL, buffer, sizeof(buffer), &len );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
len = 0;
memset( buffer, 0xff, sizeof(buffer) );
ret = pGetVolumePathNamesForVolumeNameA( volume, buffer, sizeof(buffer), &len );
ok(ret, "failed to get path names %u\n", GetLastError());
ok(len == 5 || broken(len == 2), "expected 5 got %u\n", len);
ok(!strcmp( "C:\\", buffer ), "expected \"\\C:\" got \"%s\"\n", buffer);
ok(!buffer[4], "expected double null-terminated buffer\n");
}
static void test_GetVolumePathNamesForVolumeNameW(void)
{
static const WCHAR empty[] = {0};
static const WCHAR drive_c[] = {'c',':','\\',0};
static const WCHAR volume_null[] = {'\\','\\','?','\\','V','o','l','u','m','e',
'{','0','0','0','0','0','0','0','0','-','0','0','0','0','-','0','0','0','0',
'-','0','0','0','0','-','0','0','0','0','0','0','0','0','0','0','0','0','}','\\',0};
BOOL ret;
WCHAR volume[MAX_PATH], buffer[MAX_PATH];
DWORD len, error;
if (!pGetVolumePathNamesForVolumeNameW || !pGetVolumeNameForVolumeMountPointW)
{
win_skip("required functions not found\n");
return;
}
ret = pGetVolumeNameForVolumeMountPointW( drive_c, volume, sizeof(volume)/sizeof(volume[0]) );
ok(ret, "failed to get volume name %u\n", GetLastError());
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameW( empty, NULL, 0, NULL );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameW( volume, NULL, 0, NULL );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_MORE_DATA, "expected ERROR_MORE_DATA got %u\n", error);
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameW( volume, buffer, 0, NULL );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_MORE_DATA, "expected ERROR_MORE_DATA got %u\n", error);
if (0) { /* crash */
ret = pGetVolumePathNamesForVolumeNameW( volume, NULL, sizeof(buffer), NULL );
ok(ret, "failed to get path names %u\n", GetLastError());
}
ret = pGetVolumePathNamesForVolumeNameW( volume, buffer, sizeof(buffer), NULL );
ok(ret, "failed to get path names %u\n", GetLastError());
len = 0;
memset( buffer, 0xff, sizeof(buffer) );
ret = pGetVolumePathNamesForVolumeNameW( volume, buffer, sizeof(buffer), &len );
ok(ret, "failed to get path names %u\n", GetLastError());
ok(len == 5, "expected 5 got %u\n", len);
ok(!buffer[4], "expected double null-terminated buffer\n");
len = 0;
volume[1] = '?';
volume[lstrlenW( volume ) - 1] = 0;
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameW( volume, buffer, sizeof(buffer), &len );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_INVALID_NAME, "expected ERROR_INVALID_NAME got %u\n", error);
len = 0;
volume[0] = '\\';
volume[1] = 0;
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameW( volume, buffer, sizeof(buffer), &len );
error = GetLastError();
ok(!ret, "expected failure\n");
todo_wine ok(error == ERROR_INVALID_PARAMETER, "expected ERROR_INVALID_PARAMETER got %u\n", error);
len = 0;
lstrcpyW( volume, volume_null );
SetLastError( 0xdeadbeef );
ret = pGetVolumePathNamesForVolumeNameW( volume, buffer, sizeof(buffer), &len );
error = GetLastError();
ok(!ret, "expected failure\n");
ok(error == ERROR_FILE_NOT_FOUND, "expected ERROR_FILE_NOT_FOUND got %u\n", error);
}
START_TEST(volume)
{
hdll = GetModuleHandleA("kernel32.dll");
@ -536,6 +701,8 @@ START_TEST(volume)
pGetLogicalDriveStringsA = (void *) GetProcAddress(hdll, "GetLogicalDriveStringsA");
pGetLogicalDriveStringsW = (void *) GetProcAddress(hdll, "GetLogicalDriveStringsW");
pGetVolumeInformationA = (void *) GetProcAddress(hdll, "GetVolumeInformationA");
pGetVolumePathNamesForVolumeNameA = (void *) GetProcAddress(hdll, "GetVolumePathNamesForVolumeNameA");
pGetVolumePathNamesForVolumeNameW = (void *) GetProcAddress(hdll, "GetVolumePathNamesForVolumeNameW");
test_query_dos_deviceA();
test_FindFirstVolume();
@ -546,4 +713,6 @@ START_TEST(volume)
test_GetVolumeInformationA();
test_enum_vols();
test_disk_extents();
test_GetVolumePathNamesForVolumeNameA();
test_GetVolumePathNamesForVolumeNameW();
}

155
dlls/kernel32/volume.c
View File

@ -1625,19 +1625,166 @@ BOOL WINAPI GetVolumePathNameW(LPCWSTR filename, LPWSTR volumepathname, DWORD bu
*/
BOOL WINAPI GetVolumePathNamesForVolumeNameA(LPCSTR volumename, LPSTR volumepathname, DWORD buflen, PDWORD returnlen)
{
FIXME("(%s, %p, %d, %p), stub!\n", debugstr_a(volumename), volumepathname, buflen, returnlen);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
BOOL ret;
WCHAR *volumenameW = NULL, *volumepathnameW;
if (volumename && !(volumenameW = FILE_name_AtoW( volumename, TRUE ))) return FALSE;
if (!(volumepathnameW = HeapAlloc( GetProcessHeap(), 0, buflen * sizeof(WCHAR) )))
{
HeapFree( GetProcessHeap(), 0, volumenameW );
return FALSE;
}
if ((ret = GetVolumePathNamesForVolumeNameW( volumenameW, volumepathnameW, buflen, returnlen )))
{
char *path = volumepathname;
const WCHAR *pathW = volumepathnameW;
while (*pathW)
{
int len = strlenW( pathW ) + 1;
FILE_name_WtoA( pathW, len, path, buflen );
buflen -= len;
pathW += len;
path += len;
}
path[0] = 0;
}
HeapFree( GetProcessHeap(), 0, volumenameW );
HeapFree( GetProcessHeap(), 0, volumepathnameW );
return ret;
}
static MOUNTMGR_MOUNT_POINTS *query_mount_points( HANDLE mgr, MOUNTMGR_MOUNT_POINT *input, DWORD insize )
{
MOUNTMGR_MOUNT_POINTS *output;
DWORD outsize = 1024;
for (;;)
{
if (!(output = HeapAlloc( GetProcessHeap(), 0, outsize )))
{
SetLastError( ERROR_NOT_ENOUGH_MEMORY );
return NULL;
}
if (DeviceIoControl( mgr, IOCTL_MOUNTMGR_QUERY_POINTS, input, insize, output, outsize, NULL, NULL )) break;
outsize = output->Size;
HeapFree( GetProcessHeap(), 0, output );
if (GetLastError() != ERROR_MORE_DATA) return NULL;
}
return output;
}
/***********************************************************************
* GetVolumePathNamesForVolumeNameW (KERNEL32.@)
*/
BOOL WINAPI GetVolumePathNamesForVolumeNameW(LPCWSTR volumename, LPWSTR volumepathname, DWORD buflen, PDWORD returnlen)
{
FIXME("(%s, %p, %d, %p), stub!\n", debugstr_w(volumename), volumepathname, buflen, returnlen);
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
static const WCHAR dosdevicesW[] = {'\\','D','o','s','D','e','v','i','c','e','s','\\'};
HANDLE mgr;
DWORD len, size;
MOUNTMGR_MOUNT_POINT *spec;
MOUNTMGR_MOUNT_POINTS *link, *target = NULL;
WCHAR *name, *path;
BOOL ret = FALSE;
UINT i, j;
TRACE("%s, %p, %u, %p\n", debugstr_w(volumename), volumepathname, buflen, returnlen);
if (!volumename || (len = strlenW( volumename )) != 49)
{
SetLastError( ERROR_INVALID_NAME );
return FALSE;
}
mgr = CreateFileW( MOUNTMGR_DOS_DEVICE_NAME, 0, FILE_SHARE_READ|FILE_SHARE_WRITE, NULL, OPEN_EXISTING, 0, 0 );
if (mgr == INVALID_HANDLE_VALUE) return FALSE;
size = sizeof(*spec) + sizeof(WCHAR) * (len - 1); /* remove trailing backslash */
if (!(spec = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, size ))) goto done;
spec->SymbolicLinkNameOffset = sizeof(*spec);
spec->SymbolicLinkNameLength = size - sizeof(*spec);
name = (WCHAR *)((char *)spec + spec->SymbolicLinkNameOffset);
memcpy( name, volumename, size - sizeof(*spec) );
name[1] = '?'; /* map \\?\ to \??\ */
target = query_mount_points( mgr, spec, size );
HeapFree( GetProcessHeap(), 0, spec );
if (!target)
{
goto done;
}
if (!target->NumberOfMountPoints)
{
SetLastError( ERROR_FILE_NOT_FOUND );
goto done;
}
len = 0;
path = volumepathname;
for (i = 0; i < target->NumberOfMountPoints; i++)
{
link = NULL;
if (target->MountPoints[i].DeviceNameOffset)
{
const WCHAR *device = (const WCHAR *)((const char *)target + target->MountPoints[i].DeviceNameOffset);
USHORT device_len = target->MountPoints[i].DeviceNameLength;
size = sizeof(*spec) + device_len;
if (!(spec = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, size ))) goto done;
spec->DeviceNameOffset = sizeof(*spec);
spec->DeviceNameLength = device_len;
memcpy( (char *)spec + spec->DeviceNameOffset, device, device_len );
link = query_mount_points( mgr, spec, size );
HeapFree( GetProcessHeap(), 0, spec );
}
else if (target->MountPoints[i].UniqueIdOffset)
{
const WCHAR *id = (const WCHAR *)((const char *)target + target->MountPoints[i].UniqueIdOffset);
USHORT id_len = target->MountPoints[i].UniqueIdLength;
size = sizeof(*spec) + id_len;
if (!(spec = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, size ))) goto done;
spec->UniqueIdOffset = sizeof(*spec);
spec->UniqueIdLength = id_len;
memcpy( (char *)spec + spec->UniqueIdOffset, id, id_len );
link = query_mount_points( mgr, spec, size );
HeapFree( GetProcessHeap(), 0, spec );
}
if (!link) continue;
for (j = 0; j < link->NumberOfMountPoints; j++)
{
const WCHAR *linkname;
if (!link->MountPoints[j].SymbolicLinkNameOffset) continue;
linkname = (const WCHAR *)((const char *)link + link->MountPoints[j].SymbolicLinkNameOffset);
if (link->MountPoints[j].SymbolicLinkNameLength == sizeof(dosdevicesW) + 2 * sizeof(WCHAR) &&
!memicmpW( linkname, dosdevicesW, sizeof(dosdevicesW) / sizeof(WCHAR) ))
{
len += 4;
if (volumepathname && len < buflen)
{
path[0] = linkname[sizeof(dosdevicesW) / sizeof(WCHAR)];
path[1] = ':';
path[2] = '\\';
path[3] = 0;
path += 4;
}
}
}
HeapFree( GetProcessHeap(), 0, link );
}
if (buflen <= len) SetLastError( ERROR_MORE_DATA );
else if (volumepathname)
{
volumepathname[len] = 0;
ret = TRUE;
}
if (returnlen) *returnlen = len + 1;
done:
HeapFree( GetProcessHeap(), 0, target );
CloseHandle( mgr );
return ret;
}
/***********************************************************************