|
public ReadString ( |
||
| encoding | ||
| return | string | |
public void GetBytes()
{
var target = new PseudoTerminalRequestInfo(_environmentVariable, _columns, _rows, _width, _height, _terminalModeValues);
var bytes = target.GetBytes();
var expectedBytesLength = 1; // WantReply
expectedBytesLength += 4; // EnvironmentVariable length
expectedBytesLength += _environmentVariableBytes.Length; // EnvironmentVariable
expectedBytesLength += 4; // Columns
expectedBytesLength += 4; // Rows
expectedBytesLength += 4; // PixelWidth
expectedBytesLength += 4; // PixelHeight
expectedBytesLength += 4; // Length of "encoded terminal modes"
expectedBytesLength += _terminalModeValues.Count*(1 + 4) + 1; // encoded terminal modes
Assert.AreEqual(expectedBytesLength, bytes.Length);
var sshDataStream = new SshDataStream(bytes);
Assert.AreEqual(1, sshDataStream.ReadByte()); // WantReply
Assert.AreEqual(_environmentVariable, sshDataStream.ReadString(Encoding.UTF8));
Assert.AreEqual(_columns, sshDataStream.ReadUInt32());
Assert.AreEqual(_rows, sshDataStream.ReadUInt32());
Assert.AreEqual(_width, sshDataStream.ReadUInt32());
Assert.AreEqual(_height, sshDataStream.ReadUInt32());
Assert.AreEqual((uint) (_terminalModeValues.Count * (1 + 4) + 1), sshDataStream.ReadUInt32());
Assert.AreEqual((int) TerminalModes.CS8, sshDataStream.ReadByte());
Assert.AreEqual(_terminalModeValues[TerminalModes.CS8], sshDataStream.ReadUInt32());
Assert.AreEqual((int) TerminalModes.ECHO, sshDataStream.ReadByte());
Assert.AreEqual(_terminalModeValues[TerminalModes.ECHO], sshDataStream.ReadUInt32());
Assert.AreEqual((int) TerminalModes.TTY_OP_END, sshDataStream.ReadByte());
Assert.IsTrue(sshDataStream.IsEndOfData);
}
/// <summary>
/// Reads next string data type from internal buffer.
/// </summary>
/// <returns>string read</returns>
protected string ReadString(Encoding encoding)
{
#if TUNING
return(_stream.ReadString(encoding));
#else
var length = ReadUInt32();
if (length > int.MaxValue)
{
throw new NotSupportedException(string.Format(CultureInfo.CurrentCulture, "Strings longer than {0} is not supported.", int.MaxValue));
}
return(encoding.GetString(ReadBytes((int)length), 0, (int)length));
#endif
}
/// <summary>
/// Reads next string data type from internal buffer using the specific encoding.
/// </summary>
/// <returns>
/// The <see cref="string"/> read.
/// </returns>
protected string ReadString(Encoding encoding)
{
return(_stream.ReadString(encoding));
}
internal static SftpFileAttributes FromBytes(SshDataStream stream)
{
var flag = stream.ReadUInt32();
long size = -1;
var userId = -1;
var groupId = -1;
uint permissions = 0;
var accessTime = DateTime.MinValue;
var modifyTime = DateTime.MinValue;
IDictionary<string, string> extensions = null;
if ((flag & 0x00000001) == 0x00000001) // SSH_FILEXFER_ATTR_SIZE
{
size = (long) stream.ReadUInt64();
}
if ((flag & 0x00000002) == 0x00000002) // SSH_FILEXFER_ATTR_UIDGID
{
userId = (int) stream.ReadUInt32();
groupId = (int) stream.ReadUInt32();
}
if ((flag & 0x00000004) == 0x00000004) // SSH_FILEXFER_ATTR_PERMISSIONS
{
permissions = stream.ReadUInt32();
}
if ((flag & 0x00000008) == 0x00000008) // SSH_FILEXFER_ATTR_ACMODTIME
{
var time = stream.ReadUInt32();
accessTime = DateTime.FromFileTime((time + 11644473600) * 10000000);
time = stream.ReadUInt32();
modifyTime = DateTime.FromFileTime((time + 11644473600) * 10000000);
}
if ((flag & 0x80000000) == 0x80000000) // SSH_FILEXFER_ATTR_EXTENDED
{
var extendedCount = (int) stream.ReadUInt32();
extensions = new Dictionary<string, string>(extendedCount);
for (var i = 0; i < extendedCount; i++)
{
var extensionName = stream.ReadString(SshData.Utf8);
var extensionData = stream.ReadString(SshData.Utf8);
extensions.Add(extensionName, extensionData);
}
}
return new SftpFileAttributes(accessTime, modifyTime, size, userId, groupId, permissions, extensions);
}
public void GetBytes_TerminalModeValues_Empty()
{
var target = new PseudoTerminalRequestInfo(_environmentVariable,
_columns,
_rows,
_width,
_height,
new Dictionary<TerminalModes, uint>());
var bytes = target.GetBytes();
var expectedBytesLength = 1; // WantReply
expectedBytesLength += 4; // EnvironmentVariable length
expectedBytesLength += _environmentVariableBytes.Length; // EnvironmentVariable
expectedBytesLength += 4; // Columns
expectedBytesLength += 4; // Rows
expectedBytesLength += 4; // PixelWidth
expectedBytesLength += 4; // PixelHeight
expectedBytesLength += 4; // Length of "encoded terminal modes"
Assert.AreEqual(expectedBytesLength, bytes.Length);
var sshDataStream = new SshDataStream(bytes);
Assert.AreEqual(1, sshDataStream.ReadByte()); // WantReply
Assert.AreEqual(_environmentVariable, sshDataStream.ReadString(Encoding.UTF8));
Assert.AreEqual(_columns, sshDataStream.ReadUInt32());
Assert.AreEqual(_rows, sshDataStream.ReadUInt32());
Assert.AreEqual(_width, sshDataStream.ReadUInt32());
Assert.AreEqual(_height, sshDataStream.ReadUInt32());
Assert.AreEqual((uint) 0, sshDataStream.ReadUInt32());
Assert.IsTrue(sshDataStream.IsEndOfData);
}
