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https://github.com/winfsp/winfsp.git
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src: dotnet: WIP
This commit is contained in:
Bill Zissimopoulos
parent
a5db7a2cca
commit
08e520e0ec
@ -379,78 +379,92 @@ namespace Fsp.Interop
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[SuppressUnmanagedCodeSecurity]
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internal static class Api
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{
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/* const */
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internal const String DllName = "winfsp.dll";
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internal struct Proto
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{
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemPreflight(
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[MarshalAs(UnmanagedType.LPWStr)] String DevicePath,
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[MarshalAs(UnmanagedType.LPWStr)] String MountPoint);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemCreate(
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[MarshalAs(UnmanagedType.LPWStr)] String DevicePath,
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ref VolumeParams VolumeParams,
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ref FileSystemInterface Interface,
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out IntPtr PFileSystem);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate void FspFileSystemDelete(
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IntPtr FileSystem);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemSetMountPoint(
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IntPtr FileSystem,
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[MarshalAs(UnmanagedType.LPWStr)] String MountPoint);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemSetMountPointEx(
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IntPtr FileSystem,
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[MarshalAs(UnmanagedType.LPWStr)] String MountPoint,
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IntPtr SecurityDescriptor);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemRemoveMountPoint(
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IntPtr FileSystem);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemStartDispatcher(
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IntPtr FileSystem,
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UInt32 ThreadCount);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemStopDispatcher(
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IntPtr FileSystem);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemFindReparsePoint(
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IntPtr FileSystem,
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GetReparsePointByName GetReparsePointByName,
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IntPtr Context,
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[MarshalAs(UnmanagedType.LPWStr)] String FileName,
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out UInt32 PReparsePointIndex);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspFileSystemResolveReparsePoints(
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IntPtr FileSystem,
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GetReparsePointByName GetReparsePointByName,
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IntPtr Context,
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[MarshalAs(UnmanagedType.LPWStr)] String FileName,
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UInt32 ReparsePointIndex,
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Boolean ResolveLastPathComponent,
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out IoStatusBlock PIoStatus,
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IntPtr Buffer,
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ref UIntPtr PSize);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspVersion(
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out UInt32 PVersion);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 FspNtStatusFromWin32(
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UInt32 Error);
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate UInt32 FspWin32FromNtStatus(
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Int32 Status);
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/* API */
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemPreflight(
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[MarshalAs(UnmanagedType.LPWStr)] String DevicePath,
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[MarshalAs(UnmanagedType.LPWStr)] String MountPoint);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemCreate(
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[MarshalAs(UnmanagedType.LPWStr)] String DevicePath,
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ref VolumeParams VolumeParams,
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ref FileSystemInterface Interface,
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out IntPtr PFileSystem);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern void FspFileSystemDelete(
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IntPtr FileSystem);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemSetMountPoint(
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IntPtr FileSystem,
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[MarshalAs(UnmanagedType.LPWStr)] String MountPoint);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemSetMountPointEx(
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IntPtr FileSystem,
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[MarshalAs(UnmanagedType.LPWStr)] String MountPoint,
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IntPtr SecurityDescriptor);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemRemoveMountPoint(
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IntPtr FileSystem);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemStartDispatcher(
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IntPtr FileSystem,
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UInt32 ThreadCount);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemStopDispatcher(
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IntPtr FileSystem);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemFindReparsePoint(
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IntPtr FileSystem,
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GetReparsePointByName GetReparsePointByName,
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IntPtr Context,
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[MarshalAs(UnmanagedType.LPWStr)] String FileName,
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out UInt32 PReparsePointIndex);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspFileSystemResolveReparsePoints(
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IntPtr FileSystem,
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GetReparsePointByName GetReparsePointByName,
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IntPtr Context,
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[MarshalAs(UnmanagedType.LPWStr)] String FileName,
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UInt32 ReparsePointIndex,
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Boolean ResolveLastPathComponent,
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out IoStatusBlock PIoStatus,
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IntPtr Buffer,
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ref UIntPtr PSize);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspVersion(
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out UInt32 PVersion);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern Int32 FspNtStatusFromWin32(
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UInt32 Error);
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[DllImport(DllName, CallingConvention = CallingConvention.Cdecl)]
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internal static extern UInt32 FspWin32FromNtStatus(
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Int32 Status);
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/* callback */
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 GetReparsePointByName(
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IntPtr FileSystem,
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IntPtr Context,
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[MarshalAs(UnmanagedType.LPWStr)] String FileName,
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Boolean IsDirectory,
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IntPtr Buffer,
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ref UIntPtr PSize);
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}
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[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
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internal delegate Int32 GetReparsePointByName(
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IntPtr FileSystem,
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IntPtr Context,
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[MarshalAs(UnmanagedType.LPWStr)] String FileName,
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Boolean IsDirectory,
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IntPtr Buffer,
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ref UIntPtr PSize);
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internal static Proto.FspFileSystemPreflight FspFileSystemPreflight;
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internal static Proto.FspFileSystemCreate FspFileSystemCreate;
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internal static Proto.FspFileSystemDelete FspFileSystemDelete;
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internal static Proto.FspFileSystemSetMountPoint FspFileSystemSetMountPoint;
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internal static Proto.FspFileSystemSetMountPointEx _FspFileSystemSetMountPointEx;
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internal static Proto.FspFileSystemRemoveMountPoint FspFileSystemRemoveMountPoint;
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internal static Proto.FspFileSystemStartDispatcher FspFileSystemStartDispatcher;
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internal static Proto.FspFileSystemStopDispatcher FspFileSystemStopDispatcher;
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internal static Proto.FspFileSystemFindReparsePoint FspFileSystemFindReparsePoint;
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internal static Proto.FspFileSystemResolveReparsePoints FspFileSystemResolveReparsePoints;
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internal static Proto.FspVersion FspVersion;
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internal static Proto.FspNtStatusFromWin32 FspNtStatusFromWin32;
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internal static Proto.FspWin32FromNtStatus FspWin32FromNtStatus;
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internal static unsafe Int32 FspFileSystemSetMountPointEx(
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IntPtr FileSystem,
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@ -462,10 +476,10 @@ namespace Fsp.Interop
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byte[] Bytes = new byte[SecurityDescriptor.BinaryLength];
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SecurityDescriptor.GetBinaryForm(Bytes, 0);
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fixed (byte *P = Bytes)
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return FspFileSystemSetMountPointEx(FileSystem, MountPoint, (IntPtr)P);
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return _FspFileSystemSetMountPointEx(FileSystem, MountPoint, (IntPtr)P);
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}
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else
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return FspFileSystemSetMountPointEx(FileSystem, MountPoint, IntPtr.Zero);
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return _FspFileSystemSetMountPointEx(FileSystem, MountPoint, IntPtr.Zero);
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}
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internal unsafe static Object FspFileSystemGetUserContext(
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IntPtr FileSystem)
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@ -535,8 +549,6 @@ namespace Fsp.Interop
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}
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}
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[DllImport("advapi32.dll", CallingConvention = CallingConvention.StdCall)]
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private static extern UInt32 GetSecurityDescriptorLength(IntPtr SecurityDescriptor);
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internal unsafe static Int32 CopySecurityDescriptor(
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Object SecurityDescriptorObject,
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IntPtr SecurityDescriptor,
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@ -580,10 +592,7 @@ namespace Fsp.Interop
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}
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/* initialization */
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[DllImport("kernel32.dll", CallingConvention = CallingConvention.StdCall, SetLastError = true)]
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private static extern IntPtr LoadLibraryW(
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[MarshalAs(UnmanagedType.LPWStr)] String DllName);
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private static Boolean Load()
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private static IntPtr LoadDll()
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{
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String DllPath = null;
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String DllName = 8 == IntPtr.Size ? "winfsp-x64.dll" : "winfsp-x86.dll";
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@ -595,19 +604,55 @@ namespace Fsp.Interop
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if (IntPtr.Zero == Module)
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{
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DllPath = Microsoft.Win32.Registry.GetValue(KeyName, "InstallDir", null) as String;
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if (null == DllPath)
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return false;
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Module = LoadLibraryW(DllPath + DllName);
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if (null != DllPath)
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Module = LoadLibraryW(DllPath + DllName);
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if (IntPtr.Zero == Module)
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return false;
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throw new DllNotFoundException("cannot load " + DllName);
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}
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return true;
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return Module;
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}
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private static T GetEntryPoint<T>(IntPtr Module)
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{
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try
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{
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return (T)(object)Marshal.GetDelegateForFunctionPointer(
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GetProcAddress(Module, typeof(T).Name), typeof(T));
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}
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catch (ArgumentNullException)
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{
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throw new EntryPointNotFoundException("cannot get entry point " + typeof(T).Name);
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}
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}
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private static void LoadProto(IntPtr Module)
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{
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FspFileSystemPreflight = GetEntryPoint<Proto.FspFileSystemPreflight>(Module);
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FspFileSystemCreate = GetEntryPoint<Proto.FspFileSystemCreate>(Module);
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FspFileSystemDelete = GetEntryPoint<Proto.FspFileSystemDelete>(Module);
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FspFileSystemSetMountPoint = GetEntryPoint<Proto.FspFileSystemSetMountPoint>(Module);
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_FspFileSystemSetMountPointEx = GetEntryPoint<Proto.FspFileSystemSetMountPointEx>(Module);
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FspFileSystemRemoveMountPoint = GetEntryPoint<Proto.FspFileSystemRemoveMountPoint>(Module);
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FspFileSystemStartDispatcher = GetEntryPoint<Proto.FspFileSystemStartDispatcher>(Module);
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FspFileSystemStopDispatcher = GetEntryPoint<Proto.FspFileSystemStopDispatcher>(Module);
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FspFileSystemFindReparsePoint = GetEntryPoint<Proto.FspFileSystemFindReparsePoint>(Module);
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FspFileSystemResolveReparsePoints = GetEntryPoint<Proto.FspFileSystemResolveReparsePoints>(Module);
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FspVersion = GetEntryPoint<Proto.FspVersion>(Module);
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FspNtStatusFromWin32 = GetEntryPoint<Proto.FspNtStatusFromWin32>(Module);
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FspWin32FromNtStatus = GetEntryPoint<Proto.FspWin32FromNtStatus>(Module);
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}
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static Api()
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{
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if (!Load())
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return;
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LoadProto(LoadDll());
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}
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[DllImport("kernel32.dll", CallingConvention = CallingConvention.StdCall, SetLastError = true)]
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private static extern IntPtr LoadLibraryW(
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[MarshalAs(UnmanagedType.LPWStr)] String DllName);
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[DllImport("kernel32.dll", CallingConvention = CallingConvention.StdCall, SetLastError = true)]
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private static extern IntPtr GetProcAddress(
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IntPtr hModule,
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[MarshalAs(UnmanagedType.LPStr)] String lpProcName);
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[DllImport("advapi32.dll", CallingConvention = CallingConvention.StdCall)]
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private static extern UInt32 GetSecurityDescriptorLength(IntPtr SecurityDescriptor);
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}
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}
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