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100 lines
3.1 KiB
C#
100 lines
3.1 KiB
C#
using System;
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using Renci.SshNet.Sftp.Responses;
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namespace Renci.SshNet.Sftp.Requests
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{
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internal class SftpWriteRequest : SftpRequest
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{
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public override SftpMessageTypes SftpMessageType
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{
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get { return SftpMessageTypes.Write; }
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}
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public byte[] Handle { get; private set; }
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/// <summary>
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/// Gets the zero-based offset (in bytes) relative to the beginning of the file that the write
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/// must start at.
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/// </summary>
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/// <value>
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/// The zero-based offset (in bytes) relative to the beginning of the file that the write must
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/// start at.
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/// </value>
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public ulong ServerFileOffset { get; private set; }
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/// <summary>
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/// Gets the buffer holding the data to write.
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/// </summary>
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/// <value>
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/// The buffer holding the data to write.
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/// </value>
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public byte[] Data { get; private set; }
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/// <summary>
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/// Gets the zero-based offset in <see cref="Data" /> at which to begin taking bytes to
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/// write.
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/// </summary>
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/// <value>
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/// The zero-based offset in <see cref="Data" /> at which to begin taking bytes to write.
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/// </value>
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public int Offset { get; private set; }
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/// <summary>
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/// Gets the length (in bytes) of the data to write.
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/// </summary>
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/// <value>
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/// The length (in bytes) of the data to write.
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/// </value>
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public int Length { get; private set; }
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protected override int BufferCapacity
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{
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get
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{
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var capacity = base.BufferCapacity;
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capacity += 4; // Handle length
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capacity += Handle.Length; // Handle
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capacity += 8; // ServerFileOffset length
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capacity += 4; // Data length
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capacity += Length; // Data
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return capacity;
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}
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}
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public SftpWriteRequest(uint protocolVersion,
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uint requestId,
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byte[] handle,
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ulong serverFileOffset,
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byte[] data,
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int offset,
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int length,
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Action<SftpStatusResponse> statusAction)
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: base(protocolVersion, requestId, statusAction)
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{
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Handle = handle;
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ServerFileOffset = serverFileOffset;
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Data = data;
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Offset = offset;
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Length = length;
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}
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protected override void LoadData()
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{
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base.LoadData();
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Handle = ReadBinary();
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ServerFileOffset = ReadUInt64();
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Data = ReadBinary();
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Offset = 0;
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Length = Data.Length;
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}
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protected override void SaveData()
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{
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base.SaveData();
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WriteBinaryString(Handle);
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Write(ServerFileOffset);
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WriteBinary(Data, Offset, Length);
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}
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}
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}
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