static OSStatus _FSGetVolumeParms(FSVolumeRefNum volume, GetVolParmsInfoBuffer *buffer, ByteCount bufferSize) {
OSStatus status = FSGetVolumeParms(volume,buffer,bufferSize);
int isCaseSensitive = !!(buffer->vMExtendedAttributes & (1 << bIsCaseSensitive));
if(isCaseSensitive) {
printf("== FSGetVolumeParms - lying and saying the volume is case insensitive, though it is case sensitive. ==\n");
buffer->vMExtendedAttributes &= ~(1 << bIsCaseSensitive);
}
return status;
}
/** Eject device from PC.
* Request the OS to eject the player.
* @param device mountpoint of the device
* @return true on success, fals otherwise.
*/
bool Utils::ejectDevice(QString device)
{
#if defined(Q_OS_WIN32)
/* See http://support.microsoft.com/kb/165721 on the procedure to eject a
* device. */
bool success = false;
int i;
HANDLE hdl;
DWORD bytesReturned;
TCHAR volume[8];
/* CreateFile */
_stprintf(volume, _TEXT("\\\\.\\%c:"), device.toLatin1().at(0));
hdl = CreateFile(volume, GENERIC_READ | GENERIC_WRITE,
FILE_SHARE_READ | FILE_SHARE_WRITE, NULL,
OPEN_EXISTING, 0, NULL);
if(hdl == INVALID_HANDLE_VALUE)
return false;
/* lock volume to make sure no other application is accessing the volume.
* Try up to 10 times. */
for(i = 0; i < 10; i++) {
if(DeviceIoControl(hdl, FSCTL_LOCK_VOLUME,
NULL, 0, NULL, 0, &bytesReturned, NULL))
break;
/* short break before retry */
Sleep(100);
}
if(i < 10) {
/* successfully locked, now dismount */
if(DeviceIoControl(hdl, FSCTL_DISMOUNT_VOLUME,
NULL, 0, NULL, 0, &bytesReturned, NULL)) {
/* make sure media can be removed. */
PREVENT_MEDIA_REMOVAL pmr;
pmr.PreventMediaRemoval = false;
if(DeviceIoControl(hdl, IOCTL_STORAGE_MEDIA_REMOVAL,
&pmr, sizeof(PREVENT_MEDIA_REMOVAL),
NULL, 0, &bytesReturned, NULL)) {
/* eject the media */
if(DeviceIoControl(hdl, IOCTL_STORAGE_EJECT_MEDIA,
NULL, 0, NULL, 0, &bytesReturned, NULL))
success = true;
}
}
}
/* close handle */
CloseHandle(hdl);
return success;
#endif
#if defined(Q_OS_MACX)
// FIXME: FSUnmountVolumeSync is deprecated starting with 10.8.
// Use DADiskUnmount / DiskArbitration framework eventually.
// BSD label does not include folder.
QString bsd = Utils::resolveDevicename(device).remove("/dev/");
OSStatus result;
ItemCount index = 1;
bool found = false;
do {
FSVolumeRefNum volrefnum;
result = FSGetVolumeInfo(kFSInvalidVolumeRefNum, index, &volrefnum,
kFSVolInfoFSInfo, NULL, NULL, NULL);
if(result == noErr) {
GetVolParmsInfoBuffer volparms;
/* See above -- PBHGetVolParmsSync() is not available for 64bit,
* and FSGetVolumeParms() on 10.5+ only. */
#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050
if(FSGetVolumeParms(volrefnum, &volparms, sizeof(volparms)) == noErr)
#else
HParamBlockRec hpb;
hpb.ioParam.ioNamePtr = NULL;
hpb.ioParam.ioVRefNum = volrefnum;
hpb.ioParam.ioBuffer = (Ptr)&volparms;
hpb.ioParam.ioReqCount = sizeof(volparms);
if(PBHGetVolParmsSync(&hpb) == noErr)
#endif
{
if(volparms.vMServerAdr == 0) {
if(bsd == (char*)volparms.vMDeviceID) {
pid_t dissenter;
result = FSUnmountVolumeSync(volrefnum, 0, &dissenter);
found = true;
break;
}
}
}
}
index++;
} while(result == noErr);
if(result == noErr && found)
return true;
#endif
#if defined(Q_OS_LINUX)
(void)device;
#endif
return false;
}
QString Utils::filesystemName(QString path)
{
QString name;
#if defined(Q_OS_WIN32)
wchar_t volname[MAX_PATH+1];
bool res = GetVolumeInformationW((LPTSTR)path.utf16(), volname, MAX_PATH+1,
NULL, NULL, NULL, NULL, 0);
if(res) {
name = QString::fromWCharArray(volname);
}
#endif
#if defined(Q_OS_MACX)
// BSD label does not include folder.
QString bsd = Utils::resolveDevicename(path).remove("/dev/");
if(bsd.isEmpty()) {
return name;
}
OSStatus result;
ItemCount index = 1;
do {
FSVolumeRefNum volrefnum;
HFSUniStr255 volname;
result = FSGetVolumeInfo(kFSInvalidVolumeRefNum, index, &volrefnum,
kFSVolInfoFSInfo, NULL, &volname, NULL);
if(result == noErr) {
GetVolParmsInfoBuffer volparms;
/* PBHGetVolParmsSync() is not available for 64bit while
FSGetVolumeParms() is available in 10.5+. Thus we need to use
PBHGetVolParmsSync() for 10.4, and that also requires 10.4 to
always use 32bit.
Qt 4 supports 32bit on 10.6 Cocoa only.
*/
#if __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ >= 1050
if(FSGetVolumeParms(volrefnum, &volparms, sizeof(volparms)) == noErr)
#else
HParamBlockRec hpb;
hpb.ioParam.ioNamePtr = NULL;
hpb.ioParam.ioVRefNum = volrefnum;
hpb.ioParam.ioBuffer = (Ptr)&volparms;
hpb.ioParam.ioReqCount = sizeof(volparms);
if(PBHGetVolParmsSync(&hpb) == noErr)
#endif
{
if(volparms.vMServerAdr == 0) {
if(bsd == (char*)volparms.vMDeviceID) {
name = QString::fromUtf16((const ushort*)volname.unicode,
(int)volname.length);
break;
}
}
}
}
index++;
} while(result == noErr);
#endif
LOG_INFO() << "Volume name of" << path << "is" << name;
return name;
}
