internal static SftpFileAttributes FromBytes(SshDataStream stream)
{
var flag = stream.ReadUInt32();
long size = -1;
var userId = -1;
var groupId = -1;
uint permissions = 0;
DateTime accessTime;
DateTime modifyTime;
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
{
// The incoming times are "Unix times", so they're already in UTC. We need to preserve that
// to avoid losing information in a local time conversion during the "fall back" hour in DST.
var time = stream.ReadUInt32();
accessTime = DateTime.FromFileTimeUtc((time + 11644473600) * 10000000);
time = stream.ReadUInt32();
modifyTime = DateTime.FromFileTimeUtc((time + 11644473600) * 10000000);
}
else
{
accessTime = DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);
modifyTime = DateTime.SpecifyKind(DateTime.MinValue, DateTimeKind.Utc);
}
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));
}
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_Null()
{
var target = new PseudoTerminalRequestInfo(_environmentVariable, _columns, _rows, _width, _height, null);
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);
}
