www.pudn.com > TSAddinInCS_src.zip > WtsApi32.cs

using System; 
using System.Drawing; 
using System.Runtime.InteropServices; 
using Microsoft.Win32; 
using System.Text; 
using System.Threading; 
 
namespace Win32 
{ 
    namespace WtsApi32 
    { 
        public delegate ChannelReturnCodes VirtualChannelInitDelegate(ref IntPtr initHandle, ChannelDef[] channels, int channelCount, int versionRequested, [MarshalAs(UnmanagedType.FunctionPtr)] ChannelInitEventDelegate channelInitEventProc); 
        public delegate ChannelReturnCodes VirtualChannelOpenDelegate(IntPtr initHandle, ref int openHandle, [MarshalAs(UnmanagedType.LPStr)] string channelName, [MarshalAs(UnmanagedType.FunctionPtr)] ChannelOpenEventDelegate channelOpenEventProc); 
        public delegate ChannelReturnCodes VirtualChannelCloseDelegate(int openHandle); 
        public delegate ChannelReturnCodes VirtualChannelWriteDelegate(int openHandle, byte[] data, uint dataLength, byte[] userData); 
 
        public delegate void ChannelInitEventDelegate(IntPtr initHandle, ChannelEvents Event, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 3)] byte[] data, int dataLength); 
        public delegate void ChannelOpenEventDelegate(int openHandle, ChannelEvents Event, [MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 3)] byte[] data, int dataLength, uint totalLength, ChannelFlags dataFlags); 
 
        [StructLayout(LayoutKind.Sequential)] 
        public struct ChannelEntryPoints 
        { 
            public int Size; 
            public int ProtocolVersion; 
            [MarshalAs(UnmanagedType.FunctionPtr)] 
            public VirtualChannelInitDelegate VirtualChannelInit; 
            [MarshalAs(UnmanagedType.FunctionPtr)] 
            public VirtualChannelOpenDelegate VirtualChannelOpen; 
            [MarshalAs(UnmanagedType.FunctionPtr)] 
            public VirtualChannelCloseDelegate VirtualChannelClose; 
            [MarshalAs(UnmanagedType.FunctionPtr)] 
            public VirtualChannelWriteDelegate VirtualChannelWrite; 
        } 
 
        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Ansi)] 
        public struct ChannelDef 
        { 
            [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 8)] 
            public string name; 
            public ChannelOptions options; 
        } 
 
        public enum ChannelEvents 
        { 
            Initialized = 0, 
            Connected = 1, 
            V1Connected = 2, 
            Disconnected = 3, 
            Terminated = 4, 
            DataRecived = 10, 
            WriteComplete = 11, 
            WriteCanceled = 12 
        } 
 
        [Flags] 
        public enum ChannelFlags 
        { 
            First = 0x01, 
            Last = 0x02, 
            Only = First | Last, 
            Middle = 0, 
            Fail = 0x100, 
            ShowProtocol = 0x10, 
            Suspend = 0x20, 
            Resume = 0x40 
        } 
 
        [Flags] 
        public enum ChannelOptions : uint 
        { 
            Initialized = 0x80000000, 
            EncryptRDP = 0x40000000, 
            EncryptSC = 0x20000000, 
            EncryptCS = 0x10000000, 
            PriorityHigh = 0x08000000, 
            PriorityMedium = 0x04000000, 
            PriorityLow = 0x02000000, 
            CompressRDP = 0x00800000, 
            Compress = 0x00400000, 
            ShowProtocol = 0x00200000 
        } 
 
        public enum ChannelReturnCodes 
        { 
            Ok = 0, 
            AlreadyInitialized = 1, 
            NotInitialized = 2, 
            AlreadyConnected = 3, 
            NotConnected = 4, 
            TooManyChanels = 5, 
            BadChannel = 6, 
            BadChannelHandle = 7, 
            NoBuffer = 8, 
            BadInitHandle = 9, 
            NotOpen = 10, 
            BadProc = 11, 
            NoMemory = 12, 
            UnknownChannelName = 13, 
            AlreadyOpen = 14, 
            NotInVirtualchannelEntry = 15, 
            NullData = 16, 
            ZeroLength = 17 
        } 
    } 
}