private static void Notify(bool created, string sourceVolumeName, string targetVolumeName)
{
using (MemoryAlloc data = new MemoryAlloc(
MountMgrVolumeMountPoint.SizeOf +
sourceVolumeName.Length * 2 +
targetVolumeName.Length * 2
))
{
MountMgrVolumeMountPoint mountPoint = new MountMgrVolumeMountPoint
{
SourceVolumeNameLength = (ushort)(sourceVolumeName.Length * 2),
SourceVolumeNameOffset = (ushort)MountMgrVolumeMountPoint.SizeOf,
TargetVolumeNameLength = (ushort)(targetVolumeName.Length * 2)
};
mountPoint.TargetVolumeNameOffset = (ushort)(mountPoint.SourceVolumeNameOffset + mountPoint.SourceVolumeNameLength);
data.WriteStruct(mountPoint);
data.WriteUnicodeString(mountPoint.SourceVolumeNameOffset, sourceVolumeName);
data.WriteUnicodeString(mountPoint.TargetVolumeNameOffset, targetVolumeName);
using (FileHandle fhandle = OpenMountManager(FileAccess.GenericRead | FileAccess.GenericWrite))
{
fhandle.IoControl(
created ? IoCtlVolumeMountPointCreated : IoCtlVolumeMountPointDeleted,
data.Memory,
data.Size,
IntPtr.Zero,
0
);
}
}
}
public static unsafe StorageHotplugInfo GetHotplugInfo(FileHandle fileHandle)
{
StorageHotplugInfo hotplugInfo;
fileHandle.IoControl(IoCtlGetHotplugInfo, null, 0, &hotplugInfo, StorageHotplugInfo.SizeOf);
return(hotplugInfo);
}
public static unsafe StorageHotplugInfo GetHotplugInfo(FileHandle fileHandle)
{
StorageHotplugInfo hotplugInfo;
fileHandle.IoControl(IoCtlGetHotplugInfo, null, 0, &hotplugInfo, StorageHotplugInfo.SizeOf);
return hotplugInfo;
}
public static StorageHotplugInfo GetHotplugInfo(FileHandle fileHandle)
{
unsafe
{
StorageHotplugInfo hotplugInfo;
fileHandle.IoControl(IoCtlGetHotplugInfo, null, 0, &hotplugInfo, Marshal.SizeOf(typeof(StorageHotplugInfo)));
return(hotplugInfo);
}
}
public static StorageHotplugInfo GetHotplugInfo(FileHandle fileHandle)
{
unsafe
{
StorageHotplugInfo hotplugInfo;
fileHandle.IoControl(IoCtlGetHotplugInfo, null, 0, &hotplugInfo, Marshal.SizeOf(typeof(StorageHotplugInfo)));
return hotplugInfo;
}
}
public static string GetDeviceName(FileHandle fhandle)
{
using (MemoryAlloc data = new MemoryAlloc(600))
{
fhandle.IoControl(IoCtlQueryDeviceName, IntPtr.Zero, 0, data, data.Size);
MountDevName name = data.ReadStruct <MountDevName>();
return(data.ReadUnicodeString(MountDevName.NameOffset, name.NameLength / 2));
}
}
public static unsafe DiskCacheState GetCacheSetting(FileHandle fileHandle, out bool isPowerProtected)
{
DiskCacheSetting diskCacheSetting;
fileHandle.IoControl(
IoCtlGetCacheSetting,
null,
0,
&diskCacheSetting,
DiskCacheSetting.SizeOf
);
isPowerProtected = diskCacheSetting.IsPowerProtected;
return diskCacheSetting.State;
}
public static unsafe void SetCacheSetting(FileHandle fileHandle, DiskCacheState state, bool isPowerProtected)
{
DiskCacheSetting diskCacheSetting;
diskCacheSetting.Version = DiskCacheSetting.SizeOf;
diskCacheSetting.State = state;
diskCacheSetting.IsPowerProtected = isPowerProtected;
fileHandle.IoControl(
IoCtlSetCacheSetting,
&diskCacheSetting,
DiskCacheSetting.SizeOf,
null,
0
);
}
public static unsafe DiskCacheState GetCacheSetting(FileHandle fileHandle, out bool isPowerProtected)
{
DiskCacheSetting diskCacheSetting;
fileHandle.IoControl(
IoCtlGetCacheSetting,
null,
0,
&diskCacheSetting,
DiskCacheSetting.SizeOf
);
isPowerProtected = diskCacheSetting.IsPowerProtected;
return(diskCacheSetting.State);
}
public static DiskCacheState GetCacheSetting(FileHandle fileHandle, out bool isPowerProtected)
{
unsafe
{
DiskCacheSetting diskCacheSetting;
fileHandle.IoControl(
IoCtlGetCacheSetting,
null,
0,
&diskCacheSetting,
Marshal.SizeOf(typeof(DiskCacheSetting))
);
isPowerProtected = diskCacheSetting.IsPowerProtected;
return diskCacheSetting.State;
}
}
public static void SetCacheSetting(FileHandle fileHandle, DiskCacheState state, bool isPowerProtected)
{
unsafe
{
DiskCacheSetting diskCacheSetting;
diskCacheSetting.Version = Marshal.SizeOf(typeof(DiskCacheSetting));
diskCacheSetting.State = state;
diskCacheSetting.IsPowerProtected = isPowerProtected;
fileHandle.IoControl(
IoCtlSetCacheSetting,
&diskCacheSetting,
Marshal.SizeOf(typeof(DiskCacheSetting)),
null,
0
);
}
}
public static DiskCacheState GetCacheSetting(FileHandle fileHandle, out bool isPowerProtected)
{
unsafe
{
DiskCacheSetting diskCacheSetting;
fileHandle.IoControl(
IoCtlGetCacheSetting,
null,
0,
&diskCacheSetting,
Marshal.SizeOf(typeof(DiskCacheSetting))
);
isPowerProtected = diskCacheSetting.IsPowerProtected;
return(diskCacheSetting.State);
}
}
private static string GetReparsePointTarget(FileHandle fhandle)
{
using (MemoryAlloc data = new MemoryAlloc(FileSystem.MaximumReparseDataBufferSize))
{
fhandle.IoControl(FileSystem.FsCtlGetReparsePoint, IntPtr.Zero, 0, data, data.Size);
FileSystem.ReparseDataBuffer buffer = data.ReadStruct <FileSystem.ReparseDataBuffer>();
// Make sure it is in fact a mount point.
if (buffer.ReparseTag != (uint)IoReparseTag.MountPoint)
{
Win32.Throw(NtStatus.InvalidParameter);
}
return(data.ReadUnicodeString(
FileSystem.ReparseDataBuffer.MountPointPathBuffer + buffer.SubstituteNameOffset,
buffer.SubstituteNameLength / 2
));
}
}
public static unsafe void SetCacheSetting(FileHandle fileHandle, DiskCacheState state, bool isPowerProtected)
{
DiskCacheSetting diskCacheSetting;
diskCacheSetting.Version = DiskCacheSetting.SizeOf;
diskCacheSetting.State = state;
diskCacheSetting.IsPowerProtected = isPowerProtected;
fileHandle.IoControl(
IoCtlSetCacheSetting,
&diskCacheSetting,
DiskCacheSetting.SizeOf,
null,
0
);
}
public static void EjectMedia(FileHandle fileHandle)
{
fileHandle.IoControl(IoCtlEjectMedia, IntPtr.Zero, 0, IntPtr.Zero, 0);
}
private static string GetReparsePointTarget(FileHandle fhandle)
{
using (MemoryAlloc data = new MemoryAlloc(FileSystem.MaximumReparseDataBufferSize))
{
fhandle.IoControl(FileSystem.FsCtlGetReparsePoint, IntPtr.Zero, 0, data, data.Size);
FileSystem.ReparseDataBuffer buffer = data.ReadStruct<FileSystem.ReparseDataBuffer>();
// Make sure it is in fact a mount point.
if (buffer.ReparseTag != (uint)IoReparseTag.MountPoint)
Win32.Throw(NtStatus.InvalidParameter);
return data.ReadUnicodeString(
FileSystem.ReparseDataBuffer.MountPointPathBuffer + buffer.SubstituteNameOffset,
buffer.SubstituteNameLength / 2
);
}
}
public static void EjectMedia(FileHandle fileHandle)
{
fileHandle.IoControl(IoCtlEjectMedia, IntPtr.Zero, 0, IntPtr.Zero, 0);
}
public KphFeatures KphGetFeatures()
{
KphGetFeaturesInput input;
int features;
input.Features = &features;
_fileHandle.IoControl(IoCtlGetFeatures, &input, sizeof(KphGetFeaturesInput), null, 0);
return((KphFeatures)features);
}
public static void SetCacheSetting(FileHandle fileHandle, DiskCacheState state, bool isPowerProtected)
{
unsafe
{
DiskCacheSetting diskCacheSetting;
diskCacheSetting.Version = Marshal.SizeOf(typeof(DiskCacheSetting));
diskCacheSetting.State = state;
diskCacheSetting.IsPowerProtected = isPowerProtected;
fileHandle.IoControl(
IoCtlSetCacheSetting,
&diskCacheSetting,
Marshal.SizeOf(typeof(DiskCacheSetting)),
null,
0
);
}
}
public static string GetDeviceName(FileHandle fhandle)
{
using (MemoryAlloc data = new MemoryAlloc(600))
{
fhandle.IoControl(IoCtlQueryDeviceName, IntPtr.Zero, 0, data, data.Size);
MountDevName name = data.ReadStruct<MountDevName>();
return data.ReadUnicodeString(MountDevName.NameOffset, name.NameLength / 2);
}
}
public void ClientCloseHandle(IntPtr handle)
{
byte *inData = stackalloc byte[4];
*(int *)inData = handle.ToInt32();
_fileHandle.IoControl(CtlCode(Control.ClientCloseHandle), inData, 4, null, 0);
}
