/// <summary>
/// Open the specified disk image file.
/// </summary>
/// <param name="imageFile">The vhd or vhdx file to open.</param>
/// <param name="openReadOnly">Open as read-only.</param>
/// <returns></returns>
/// <remarks></remarks>
public bool Open(string imageFile, bool openReadOnly)
{
bool OpenRet = default;
string ext = Path.GetExtension(imageFile).ToLower();
VIRTUAL_STORAGE_TYPE vst;
if (_Handle != IntPtr.Zero)
{
Close();
}
var vdp1 = new OPEN_VIRTUAL_DISK_PARAMETERS_V1();
var vdp2 = new OPEN_VIRTUAL_DISK_PARAMETERS_V2();
uint r;
var am = VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_GET_INFO | VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_DETACH;
if (!openReadOnly)
{
am = am | VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_ATTACH_RW;
}
vdp2.Version = OPEN_VIRTUAL_DISK_VERSION.OPEN_VIRTUAL_DISK_VERSION_2;
vdp2.ResiliencyGuid = Guid.NewGuid();
vdp2.ReadOnly = false;
vdp2.GetInfoOnly = false;
vdp1.RWDepth = 1U;
vdp1.Version = OPEN_VIRTUAL_DISK_VERSION.OPEN_VIRTUAL_DISK_VERSION_1;
vst.VendorId = VirtDisk.VIRTUAL_STORAGE_TYPE_VENDOR_MICROSOFT;
switch (ext.ToLower() ?? "")
{
case ".vhd":
vst.DeviceId = VirtDisk.VIRTUAL_STORAGE_TYPE_DEVICE_VHD;
r = VirtDisk.OpenVirtualDisk(vst, imageFile, am, OPEN_VIRTUAL_DISK_FLAG.OPEN_VIRTUAL_DISK_FLAG_NONE, vdp1, ref _Handle);
break;
case ".vhdx":
vst.DeviceId = VirtDisk.VIRTUAL_STORAGE_TYPE_DEVICE_VHDX;
r = VirtDisk.OpenVirtualDisk(vst, imageFile, am, OPEN_VIRTUAL_DISK_FLAG.OPEN_VIRTUAL_DISK_FLAG_NONE, vdp1, ref _Handle);
break;
default:
return(false);
}
if (r == 0L)
{
_ImageFile = imageFile;
}
OpenRet = r == 0L;
return(OpenRet);
}
public override bool MountDiskImage()
{
if (Path.GetExtension(DiskImage).ToLower() != ".iso")
{
AutoMounter.Plugin.LogInfo($"WinVirtDisk: Failed to open ISO as VirtualDisk, not an ISO - {DiskImage}");
return(false);
}
// Check file exists! Probably should return some nice error message...
if (!File.Exists(DiskImage))
{
AutoMounter.Plugin.LogInfo($"WinVirtDisk: Failed to open ISO as VirtualDisk, ISO does not exist on disk {DiskImage}");
return(false);
}
if (!AutoMountHelpers.IsDriveLetterFree(RequestedDriveLetter))
{
AutoMounter.Plugin.LogInfo($"WinVirtDisk: Failed to open ISO as VirtualDisk, Drive Letter in use {RequestedDriveLetter}");
AutoMounter.API.Dialogs.ShowErrorMessage("Failed to open ISO as VirtualDisk, Drive Letter is in use", "AutoMounter");
return(false);
}
VirtDisk.VIRTUAL_STORAGE_TYPE type = new VirtDisk.VIRTUAL_STORAGE_TYPE(VirtDisk.VIRTUAL_STORAGE_TYPE_DEVICE_TYPE.VIRTUAL_STORAGE_TYPE_DEVICE_ISO);
Win32Error error = VirtDisk.OpenVirtualDisk(
ref type,
DiskImage,
VirtDisk.VIRTUAL_DISK_ACCESS_MASK.VIRTUAL_DISK_ACCESS_READ,
VirtDisk.OPEN_VIRTUAL_DISK_FLAG.OPEN_VIRTUAL_DISK_FLAG_NONE,
null,
out mountedHandle);
// Opened successfully
if (error.Succeeded)
{
VirtDisk.ATTACH_VIRTUAL_DISK_PARAMETERS param = VirtDisk.ATTACH_VIRTUAL_DISK_PARAMETERS.Default;
// Attach disk (no drive letter)
error = VirtDisk.AttachVirtualDisk(
mountedHandle,
NullSafeHandle.Null(),
VirtDisk.ATTACH_VIRTUAL_DISK_FLAG.ATTACH_VIRTUAL_DISK_FLAG_NO_DRIVE_LETTER |
VirtDisk.ATTACH_VIRTUAL_DISK_FLAG.ATTACH_VIRTUAL_DISK_FLAG_READ_ONLY, // NO_DRIVE_LETTER at a later date
0,
ref param,
IntPtr.Zero);
if (error.Succeeded)
{
// Try and assign the requested drive letter to the mounted image
if (AssignDriveLetter(RequestedDriveLetter, mountedHandle))
{
return(true);
}
else
{
AutoMounter.Plugin.LogInfo($"WinVirtDisk: Failed to open ISO as VirtualDisk, Unable to mount to drive letter {RequestedDriveLetter}");
AutoMounter.API.Dialogs.ShowErrorMessage("Failed to open ISO as VirtualDisk, Unable to mount to assigned drive letter", "AutoMounter");
UnmountCurrentDiskImage();
return(false);
}
}
else
{
AutoMounter.Plugin.LogInfo($"WinVirtDisk: Failed to open ISO as VirtualDisk {error.ToString()}, AttachVirtualDisk Fail");
AutoMounter.API.Dialogs.ShowErrorMessage("Failed to open ISO as VirtualDisk, AttachVirtualDisk Fail", "AutoMounter");
UnmountCurrentDiskImage();
return(false);
}
}
else
{
AutoMounter.Plugin.LogInfo($"WinVirtDisk: Failed to open ISO as VirtualDisk {error.ToString()}, OpenVirtualDisk Fail");
AutoMounter.API.Dialogs.ShowErrorMessage("Failed to open ISO as VirtualDisk, OpenVirtualDisk Fail", "AutoMounter");
UnmountCurrentDiskImage();
return(false);
}
}