public Session SendRequest(string sRequest, StringDictionary oNewFlags)
{
int num;
int num2;
HTTPHeaderParseWarnings warnings;
byte[] buffer2;
byte[] bytes = KPCONFIG.oHeaderEncoding.GetBytes(sRequest);
if (!Parser.FindEntityBodyOffsetFromArray(bytes, out num, out num2, out warnings))
{
throw new ArgumentException("sRequest did not represent a valid HTTP request", "sRequest");
}
string sHeaders = KPCONFIG.oHeaderEncoding.GetString(bytes, 0, num) + "\r\n\r\n";
HTTPRequestHeaders oHeaders = new HTTPRequestHeaders();
if (!oHeaders.AssignFromString(sHeaders))
{
throw new ArgumentException("sRequest did not contain valid HTTP headers", "sRequest");
}
if (1 > (bytes.Length - num2))
{
buffer2 = new byte[0];
}
else
{
buffer2 = new byte[bytes.Length - num2];
Buffer.BlockCopy(bytes, num2, buffer2, 0, buffer2.Length);
}
return(this.SendRequest(oHeaders, buffer2, oNewFlags));
}
private bool isRequestComplete()
{
if (this.m_headers == null)
{
if (!this.HeadersAvailable())
{
return(false);
}
if (!this.ParseRequestForHeaders())
{
string str;
if (this.m_requestData != null)
{
str = Utilities.ByteArrayToHexView(this.m_requestData.GetBuffer(), 0x18, (int)Math.Min(this.m_requestData.Length, 0x800L));
}
else
{
str = "{Kavprot Proxy:no data}";
}
if (this.m_headers == null)
{
this.m_headers = new HTTPRequestHeaders();
this.m_headers.HTTPMethod = "BAD";
this.m_headers["Host"] = "BAD-REQUEST";
this.m_headers.RequestPath = "/BAD_REQUEST";
}
this.FailSession(400, "Kavprot Proxy - Bad Request", "[Kavprot Proxy] Request Header parsing failed. Request was:\n" + str);
return(true);
}
this.m_session.Timers.KProxyGotRequestHeaders = DateTime.Now;
this.m_session._AssignID();
KProxyApplication.DoRequestHeadersAvailable(this.m_session);
}
if (this.m_headers.ExistsAndEquals("Transfer-encoding", "chunked"))
{
long num;
long num2;
return(Utilities.IsChunkedBodyComplete(this.m_session, this.m_requestData, (long)this.iEntityBodyOffset, out num2, out num));
}
if (this.m_headers.Exists("Content-Length"))
{
long result = 0L;
try
{
if (!long.TryParse(this.m_headers["Content-Length"], NumberStyles.Integer, NumberFormatInfo.InvariantInfo, out result) || (result < 0L))
{
KProxyApplication.HandleHTTPError(this.m_session, SessionFlags.ProtocolViolationInRequest, true, true, "Request content length was invalid.\nContent-Length: " + this.m_headers["Content-Length"]);
this.FailSession(400, "Kavprot Proxy - Bad Request", "[Kavprot Proxy] Request Content-Length header parsing failed.\nContent-Length: " + this.m_headers["Content-Length"]);
return(true);
}
return(this.m_requestData.Length >= (this.iEntityBodyOffset + result));
}
catch
{
this.FailSession(400, "Kavprot Proxy - Bad Request", "[Kavprot Proxy] Unknown error: Check content length header?");
return(false);
}
}
return(true);
}
public object Clone()
{
HTTPRequestHeaders headers = (HTTPRequestHeaders)base.MemberwiseClone();
headers.storage = new List <HTTPHeaderItem>(base.storage.Count);
foreach (HTTPHeaderItem item in base.storage)
{
headers.storage.Add((HTTPHeaderItem)item.Clone());
}
return(headers);
}
public void InjectCustomRequest(HTTPRequestHeaders oHeaders, byte[] arrRequestBodyBytes, bool bRunRequestRules, bool bViewResult)
{
StringDictionary oNewFlags = new StringDictionary();
oNewFlags["x-From-Builder"] = "true";
if (bViewResult)
{
oNewFlags["x-Builder-Inspect"] = "1";
}
this.InjectCustomRequest(oHeaders, arrRequestBodyBytes, oNewFlags);
}
public Session SendRequest(HTTPRequestHeaders oHeaders, byte[] arrRequestBodyBytes, StringDictionary oNewFlags)
{
Session session = new Session((HTTPRequestHeaders)oHeaders.Clone(), arrRequestBodyBytes);
session.SetBitFlag(SessionFlags.RequestGeneratedByKProxy, true);
if ((oNewFlags != null) && (oNewFlags.Count > 0))
{
foreach (DictionaryEntry entry in oNewFlags)
{
session.oFlags[(string)entry.Key] = oNewFlags[(string)entry.Key];
}
}
ThreadPool.UnsafeQueueUserWorkItem(new WaitCallback(session.Execute), null);
return(session);
}
public bool AssignFromString(string sHeaders)
{
HTTPRequestHeaders headers = null;
try
{
headers = Parser.ParseRequest(sHeaders);
}
catch
{
}
if (headers != null)
{
this.HTTPMethod = headers.HTTPMethod;
this._Path = headers._Path;
this._RawPath = headers._RawPath;
this._UriScheme = headers._UriScheme;
base.HTTPVersion = headers.HTTPVersion;
this._uriUserInfo = headers._uriUserInfo;
base.storage = headers.storage;
return(true);
}
return(false);
}
public static HTTPRequestHeaders ParseRequest(string sRequest)
{
HTTPRequestHeaders oHeaders = new HTTPRequestHeaders(KPCONFIG.oHeaderEncoding);
string[] sHeaderLines = sRequest.Substring(0, sRequest.IndexOf("\r\n\r\n", StringComparison.Ordinal)).Replace("\r\n", "\n").Split(new char[] { '\n' });
if (sHeaderLines.Length >= 1)
{
int index = sHeaderLines[0].IndexOf(' ');
if (index > 0)
{
oHeaders.HTTPMethod = sHeaderLines[0].Substring(0, index).ToUpper();
sHeaderLines[0] = sHeaderLines[0].Substring(index).Trim();
}
index = sHeaderLines[0].LastIndexOf(' ');
if (index > 0)
{
oHeaders.RequestPath = sHeaderLines[0].Substring(0, index);
oHeaders.HTTPVersion = sHeaderLines[0].Substring(index).Trim().ToUpper();
if (oHeaders.RequestPath.StartsWith("http://", StringComparison.OrdinalIgnoreCase))
{
oHeaders.UriScheme = "http";
index = oHeaders.RequestPath.IndexOfAny(new char[] { '/', '?' }, 7);
if (index == -1)
{
oHeaders.RequestPath = "/";
}
else
{
oHeaders.RequestPath = oHeaders.RequestPath.Substring(index);
}
}
else if (oHeaders.RequestPath.StartsWith("https://", StringComparison.OrdinalIgnoreCase))
{
oHeaders.UriScheme = "https";
index = oHeaders.RequestPath.IndexOfAny(new char[] { '/', '?' }, 8);
if (index == -1)
{
oHeaders.RequestPath = "/";
}
else
{
oHeaders.RequestPath = oHeaders.RequestPath.Substring(index);
}
}
else if (oHeaders.RequestPath.StartsWith("ftp://", StringComparison.OrdinalIgnoreCase))
{
oHeaders.UriScheme = "ftp";
index = oHeaders.RequestPath.IndexOf('/', 6);
if (index == -1)
{
oHeaders.RequestPath = "/";
}
else
{
oHeaders.RequestPath = oHeaders.RequestPath.Substring(index);
}
}
string sErrors = string.Empty;
ParseNVPHeaders(oHeaders, sHeaderLines, 1, ref sErrors);
return(oHeaders);
}
}
return(null);
}
private bool ParseRequestForHeaders()
{
int num;
int num2;
int num3;
if ((this.m_requestData == null) || (this.iEntityBodyOffset < 4))
{
return(false);
}
this.m_headers = new HTTPRequestHeaders(KPCONFIG.oHeaderEncoding);
byte[] arrRequest = this.m_requestData.GetBuffer();
Parser.CrackRequestLine(arrRequest, out num2, out num3, out num);
if ((num2 < 1) || (num3 < 1))
{
KProxyApplication.HandleHTTPError(this.m_session, SessionFlags.ProtocolViolationInRequest, true, false, "Incorrectly formed Request-Line");
return(false);
}
this.m_headers.HTTPMethod = Encoding.ASCII.GetString(arrRequest, 0, num2 - 1).ToUpper();
this.m_headers.HTTPVersion = Encoding.ASCII.GetString(arrRequest, (num2 + num3) + 1, ((num - num3) - num2) - 2).Trim().ToUpper();
int num4 = 0;
if (arrRequest[num2] != 0x2f)
{
if (((num3 > 7) && (arrRequest[num2 + 4] == 0x3a)) && ((arrRequest[num2 + 5] == 0x2f) && (arrRequest[num2 + 6] == 0x2f)))
{
this.m_headers.UriScheme = Encoding.ASCII.GetString(arrRequest, num2, 4);
num4 = num2 + 6;
num2 += 7;
num3 -= 7;
}
else if (((num3 > 8) && (arrRequest[num2 + 5] == 0x3a)) && ((arrRequest[num2 + 6] == 0x2f) && (arrRequest[num2 + 7] == 0x2f)))
{
this.m_headers.UriScheme = Encoding.ASCII.GetString(arrRequest, num2, 5);
num4 = num2 + 7;
num2 += 8;
num3 -= 8;
}
else if (((num3 > 6) && (arrRequest[num2 + 3] == 0x3a)) && ((arrRequest[num2 + 4] == 0x2f) && (arrRequest[num2 + 5] == 0x2f)))
{
this.m_headers.UriScheme = Encoding.ASCII.GetString(arrRequest, num2, 3);
num4 = num2 + 5;
num2 += 6;
num3 -= 6;
}
}
if (num4 == 0)
{
if ((this.pipeClient != null) && this.pipeClient.bIsSecured)
{
this.m_headers.UriScheme = "https";
}
else
{
this.m_headers.UriScheme = "http";
}
}
if (num4 > 0)
{
while (((num3 > 0) && (arrRequest[num2] != 0x2f)) && (arrRequest[num2] != 0x3f))
{
num2++;
num3--;
}
if (num3 == 0)
{
num2 = num4;
num3 = 1;
}
int index = num4 + 1;
int count = num2 - index;
if (count > 0)
{
this.m_sHostFromURI = KPCONFIG.oHeaderEncoding.GetString(arrRequest, index, count);
if ((this.m_headers.UriScheme == "ftp") && this.m_sHostFromURI.Contains("@"))
{
int length = this.m_sHostFromURI.LastIndexOf("@") + 1;
this.m_headers._uriUserInfo = this.m_sHostFromURI.Substring(0, length);
this.m_sHostFromURI = this.m_sHostFromURI.Substring(length);
}
}
}
byte[] dst = new byte[num3];
Buffer.BlockCopy(arrRequest, num2, dst, 0, num3);
this.m_headers.RawPath = dst;
string str = KPCONFIG.oHeaderEncoding.GetString(arrRequest, num, this.iEntityBodyOffset - num).Trim();
arrRequest = null;
if (str.Length >= 1)
{
string[] sHeaderLines = str.Replace("\r\n", "\n").Split(new char[] { '\n' });
string sErrors = string.Empty;
if (!Parser.ParseNVPHeaders(this.m_headers, sHeaderLines, 0, ref sErrors))
{
KProxyApplication.HandleHTTPError(this.m_session, SessionFlags.ProtocolViolationInRequest, true, false, "Incorrectly formed request headers.\n" + sErrors);
}
}
return(true);
}
public void InjectCustomRequest(HTTPRequestHeaders oHeaders, byte[] arrRequestBodyBytes, StringDictionary oNewFlags)
{
this.SendRequest(oHeaders, arrRequestBodyBytes, oNewFlags);
}
