// Constructors
internal HttpWebResponse(Uri uri, string method, WebConnectionData data, CookieContainer container)
{
this.uri = uri;
this.method = method;
webHeaders = data.Headers;
version = data.Version;
statusCode = (HttpStatusCode)data.StatusCode;
statusDescription = data.StatusDescription;
stream = data.stream;
contentLength = -1;
try
{
string cl = webHeaders["Content-Length"];
#if SSHARP
if (String.IsNullOrEmpty(cl) || !TryParsers.Int64TryParse(cl, out contentLength))
#else
if (String.IsNullOrEmpty(cl) || !Int64.TryParse(cl, out contentLength))
#endif
{ contentLength = -1; }
}
catch (Exception)
{
contentLength = -1;
}
if (container != null)
{
this.cookie_container = container;
FillCookies();
}
string content_encoding = webHeaders["Content-Encoding"];
if (content_encoding == "gzip" && (data.request.AutomaticDecompression & DecompressionMethods.GZip) != 0)
{
stream = new GZipStream(stream, CompressionMode.Decompress);
}
else if (content_encoding == "deflate" && (data.request.AutomaticDecompression & DecompressionMethods.Deflate) != 0)
{
stream = new DeflateStream(stream, CompressionMode.Decompress);
}
}
/// <summary>
/// Creates a new instance of the <see cref="IP"/> class from a specific <see cref="String"/>.
/// </summary>
/// <param name="ip">IP string</param>
public IP (string ip)
{
// IMPORTANT: copied from Mono's IPAddress.cs
int pos = ip.IndexOf (' ');
if (pos != -1)
{
string[] nets = ip.Substring (pos + 1).Split (new char[] {'.'});
if (nets.Length > 0)
{
string lastNet = nets[nets.Length - 1];
if (lastNet.Length == 0)
throw new FormatException ("An invalid IP address was specified.");
#if NET_2_1 //workaround for smcs, as it generate code that can't access string.GetEnumerator ()
foreach (char c in lastNet.ToCharArray ())
#else
foreach (char c in lastNet)
{
#endif
if (!IsHexDigit (c))
throw new FormatException ("An invalid IP address was specified.");
}
}
ip = ip.Substring (0, pos);
}
if (ip.Length == 0 || ip[ip.Length - 1] == '.')
throw new FormatException ("An invalid IP address was specified.");
string[] ips = ip.Split (new char[] {'.'});
if (ips.Length > IPv4Length)
throw new FormatException ("An invalid IP address was specified.");
// Make the number in network order
try
{
_ip = new byte[IPv4Length];
long val = 0;
for (int i = 0; i < ips.Length; i++)
{
string subnet = ips[i];
if ((3 <= subnet.Length && subnet.Length <= 4) && (subnet[0] == '0') && (subnet[1] == 'x' || subnet[1] == 'X'))
{
if (subnet.Length == 3)
val = (byte)FromHex (subnet[2]);
else
val = (byte)((FromHex (subnet[2]) << 4) | FromHex (subnet[3]));
}
else if (subnet.Length == 0)
throw new FormatException ("An invalid IP address was specified.");
else if (subnet[0] == '0')
{
// octal
val = 0;
for (int j = 1; j < subnet.Length; j++)
{
if ('0' <= subnet[j] && subnet[j] <= '7')
val = (val << 3) + subnet[j] - '0';
else
throw new FormatException ("An invalid IP address was specified.");
}
}
else
{
#if NETCF
if (!TryParsers.Int64TryParse (subnet, NumberStyles.None, null, out val))
#else
if (!long.TryParse (subnet, NumberStyles.None, null, out val))
#endif
throw new FormatException ("An invalid IP address was specified.");
}
if (i == (ips.Length - 1))
{
if (i != 0 && val >= (256 << ((3 - i) * 8)))
throw new FormatException ("An invalid IP address was specified.");
else if (val > 0x3fffffffe) // this is the last number that parses correctly with MS
throw new FormatException ("An invalid IP address was specified.");
i = 3;
}
else if (val >= 0x100)
throw new FormatException ("An invalid IP address was specified.");
_ip[i] = (byte)val;
}
}
catch (Exception)
{
throw new FormatException ("An invalid IP address was specified.");
}
}
private void ProcessSimpleMethod()
{
State = RequestState.TransferInProgress;
FtpStatus status;
if (method == WebRequestMethods.Ftp.PrintWorkingDirectory)
{
method = "PWD";
}
if (method == WebRequestMethods.Ftp.Rename)
{
method = RenameFromCommand;
}
status = SendCommand(method, file_name);
ftpResponse.Stream = Stream.Null;
string desc = status.StatusDescription;
switch (method)
{
case WebRequestMethods.Ftp.GetFileSize:
{
if (status.StatusCode != FtpStatusCode.FileStatus)
{
throw CreateExceptionFromResponse(status);
}
int i, len;
long size;
for (i = 4, len = 0; i < desc.Length && Char.IsDigit(desc[i]); i++, len++)
{
;
}
if (len == 0)
{
throw new WebException("Bad format for server response in " + method);
}
#if SSHARP
if (!TryParsers.Int64TryParse(desc.Substring(4, len), out size))
#else
if (!Int64.TryParse(desc.Substring(4, len), out size))
#endif
{ throw new WebException("Bad format for server response in " + method); }
ftpResponse.contentLength = size;
}
break;
case WebRequestMethods.Ftp.GetDateTimestamp:
if (status.StatusCode != FtpStatusCode.FileStatus)
{
throw CreateExceptionFromResponse(status);
}
ftpResponse.LastModified = DateTime.ParseExact(desc.Substring(4), "yyyyMMddHHmmss", null);
break;
case WebRequestMethods.Ftp.MakeDirectory:
if (status.StatusCode != FtpStatusCode.PathnameCreated)
{
throw CreateExceptionFromResponse(status);
}
break;
case ChangeDir:
method = WebRequestMethods.Ftp.PrintWorkingDirectory;
if (status.StatusCode != FtpStatusCode.FileActionOK)
{
throw CreateExceptionFromResponse(status);
}
status = SendCommand(method);
if (status.StatusCode != FtpStatusCode.PathnameCreated)
{
throw CreateExceptionFromResponse(status);
}
break;
case RenameFromCommand:
method = WebRequestMethods.Ftp.Rename;
if (status.StatusCode != FtpStatusCode.FileCommandPending)
{
throw CreateExceptionFromResponse(status);
}
// Pass an empty string if RenameTo wasn't specified
status = SendCommand(RenameToCommand, renameTo != null ? renameTo : String.Empty);
if (status.StatusCode != FtpStatusCode.FileActionOK)
{
throw CreateExceptionFromResponse(status);
}
break;
case WebRequestMethods.Ftp.DeleteFile:
if (status.StatusCode != FtpStatusCode.FileActionOK)
{
throw CreateExceptionFromResponse(status);
}
break;
}
State = RequestState.Finished;
}