public void Constructor()
{
var request = new SftpReadRequest(_protocolVersion, _requestId, _handle, _offset, _length, null, null);
Assert.AreSame(_handle, request.Handle);
Assert.AreEqual(_length, request.Length);
Assert.AreEqual(_offset, request.Offset);
Assert.AreEqual(_protocolVersion, request.ProtocolVersion);
Assert.AreEqual(_requestId, request.RequestId);
Assert.AreEqual(SftpMessageTypes.Read, request.SftpMessageType);
}
public void Complete_SftpDataResponse()
{
var statusActionInvocations = new List<SftpStatusResponse>();
var dataActionInvocations = new List<SftpDataResponse>();
Action<SftpStatusResponse> statusAction = statusActionInvocations.Add;
Action<SftpDataResponse> dataAction = dataActionInvocations.Add;
var dataResponse = new SftpDataResponse(_protocolVersion);
var request = new SftpReadRequest(
_protocolVersion,
_requestId,
_handle,
_offset,
_length,
dataAction,
statusAction);
request.Complete(dataResponse);
Assert.AreEqual(0, statusActionInvocations.Count);
Assert.AreEqual(1, dataActionInvocations.Count);
Assert.AreSame(dataResponse, dataActionInvocations[0]);
}
/// <summary>
/// Performs SSH_FXP_READ request.
/// </summary>
/// <param name="handle">The handle.</param>
/// <param name="offset">The offset.</param>
/// <param name="length">The length.</param>
/// <returns>data array; null if EOF</returns>
internal byte[] RequestRead(byte[] handle, UInt64 offset, UInt32 length)
{
SshException exception = null;
byte[] data = new byte[0];
using (var wait = new AutoResetEvent(false))
{
var request = new SftpReadRequest(this.ProtocolVersion, this.NextRequestId, handle, offset, length,
(response) =>
{
data = response.Data;
wait.Set();
},
(response) =>
{
if (response.StatusCode != StatusCodes.Eof)
{
exception = this.GetSftpException(response);
}
wait.Set();
});
this.SendRequest(request);
this.WaitHandle(wait, this._operationTimeout);
}
if (exception != null)
{
throw exception;
}
return data;
}
/// <summary>
/// Performs SSH_FXP_READ request.
/// </summary>
/// <param name="handle">The handle.</param>
/// <param name="offset">The offset.</param>
/// <param name="length">The length.</param>
/// <returns>data array; null if EOF</returns>
internal byte[] RequestRead(byte[] handle, UInt64 offset, UInt32 length)
{
byte[] data = null;
using (var wait = new AutoResetEvent(false))
{
var request = new SftpReadRequest(this.NextRequestId, handle, offset, length,
(response) =>
{
data = response.Data;
wait.Set();
},
(response) =>
{
if (response.StatusCode == StatusCodes.Eof)
{
wait.Set();
}
else
{
this.ThrowSftpException(response);
}
});
this.SendRequest(request);
this.WaitHandle(wait, this._operationTimeout);
}
return data;
}
public void GetBytes()
{
var request = new SftpReadRequest(_protocolVersion, _requestId, _handle, _offset, _length, null, null);
var bytes = request.GetBytes();
var expectedBytesLength = 0;
expectedBytesLength += 4; // Length
expectedBytesLength += 1; // Type
expectedBytesLength += 4; // RequestId
expectedBytesLength += 4; // Handle length
expectedBytesLength += _handle.Length; // Handle
expectedBytesLength += 8; // Offset
expectedBytesLength += 4; // Length
Assert.AreEqual(expectedBytesLength, bytes.Length);
var sshDataStream = new SshDataStream(bytes);
Assert.AreEqual((uint) bytes.Length - 4, sshDataStream.ReadUInt32());
Assert.AreEqual((byte) SftpMessageTypes.Read, sshDataStream.ReadByte());
Assert.AreEqual(_requestId, sshDataStream.ReadUInt32());
Assert.AreEqual((uint) _handle.Length, sshDataStream.ReadUInt32());
var actualHandle = new byte[_handle.Length];
sshDataStream.Read(actualHandle, 0, actualHandle.Length);
Assert.IsTrue(_handle.SequenceEqual(actualHandle));
Assert.AreEqual(_offset, sshDataStream.ReadUInt64());
Assert.AreEqual(_length, sshDataStream.ReadUInt32());
Assert.IsTrue(sshDataStream.IsEndOfData);
}
/// <summary>
/// Performs SSH_FXP_READ request.
/// </summary>
/// <param name="handle">The handle.</param>
/// <param name="offset">The offset.</param>
/// <param name="length">The length.</param>
/// <returns>data array; null if EOF</returns>
public byte[] RequestRead(byte[] handle, ulong offset, uint length)
{
SshException exception = null;
byte[] data = null;
using (var wait = new AutoResetEvent(false))
{
var request = new SftpReadRequest(ProtocolVersion, NextRequestId, handle, offset, length,
response =>
{
data = response.Data;
wait.Set();
},
response =>
{
if (response.StatusCode != StatusCodes.Eof)
{
exception = GetSftpException(response);
}
data = Array<byte>.Empty;
wait.Set();
});
SendRequest(request);
WaitOnHandle(wait, OperationTimeout);
}
if (exception != null)
{
throw exception;
}
return data;
}
