summaryrefslogtreecommitdiffstats
path: root/source/HTTPServer/HTTPConnection.h
diff options
context:
space:
mode:
Diffstat (limited to 'source/HTTPServer/HTTPConnection.h')
-rw-r--r--source/HTTPServer/HTTPConnection.h97
1 files changed, 97 insertions, 0 deletions
diff --git a/source/HTTPServer/HTTPConnection.h b/source/HTTPServer/HTTPConnection.h
new file mode 100644
index 000000000..941a29000
--- /dev/null
+++ b/source/HTTPServer/HTTPConnection.h
@@ -0,0 +1,97 @@
+
+// HTTPConnection.h
+
+// Declares the cHTTPConnection class representing a single persistent connection in the HTTP server.
+
+
+
+
+
+#pragma once
+
+#include "../OSSupport/SocketThreads.h"
+
+
+
+
+
+// fwd:
+class cHTTPServer;
+class cHTTPResponse;
+class cHTTPRequest;
+
+
+
+
+
+class cHTTPConnection :
+ public cSocketThreads::cCallback
+{
+public:
+
+ enum eState
+ {
+ wcsRecvHeaders, ///< Receiving request headers (m_CurrentRequest is created if NULL)
+ wcsRecvBody, ///< Receiving request body (m_CurrentRequest is valid)
+ wcsRecvIdle, ///< Has received the entire body, waiting to send the response (m_CurrentRequest == NULL)
+ wcsSendingResp, ///< Sending response body (m_CurrentRequest == NULL)
+ wcsInvalid, ///< The request was malformed, the connection is closing
+ } ;
+
+ cHTTPConnection(cHTTPServer & a_HTTPServer);
+
+ /// Sends HTTP status code together with a_Reason (used for HTTP errors)
+ void SendStatusAndReason(int a_StatusCode, const AString & a_Reason);
+
+ /// Sends the "401 unauthorized" reply together with instructions on authorizing, using the specified realm
+ void SendNeedAuth(const AString & a_Realm);
+
+ /// Sends the headers contained in a_Response
+ void Send(const cHTTPResponse & a_Response);
+
+ /// Sends the data as the response (may be called multiple times)
+ void Send(const void * a_Data, int a_Size);
+
+ /// Sends the data as the response (may be called multiple times)
+ void Send(const AString & a_Data) { Send(a_Data.data(), a_Data.size()); }
+
+ /// Indicates that the current response is finished, gets ready for receiving another request (HTTP 1.1 keepalive)
+ void FinishResponse(void);
+
+ /// Resets the connection for a new request. Depending on the state, this will send an "InternalServerError" status or a "ResponseEnd"
+ void AwaitNextRequest(void);
+
+protected:
+ typedef std::map<AString, AString> cNameValueMap;
+
+ /// The parent webserver that is to be notified of events on this connection
+ cHTTPServer & m_HTTPServer;
+
+ /// All the incoming data until the entire request header is parsed
+ AString m_IncomingHeaderData;
+
+ /// Status in which the request currently is
+ eState m_State;
+
+ /// Data that is queued for sending, once the socket becomes writable
+ AString m_OutgoingData;
+
+ /// The request being currently received (valid only between having parsed the headers and finishing receiving the body)
+ cHTTPRequest * m_CurrentRequest;
+
+ /// Number of bytes that remain to read for the complete body of the message to be received. Valid only in wcsRecvBody
+ int m_CurrentRequestBodyRemaining;
+
+
+ // cSocketThreads::cCallback overrides:
+ virtual void DataReceived (const char * a_Data, int a_Size) override; // Data is received from the client
+ virtual void GetOutgoingData(AString & a_Data) override; // Data can be sent to client
+ virtual void SocketClosed (void) override; // The socket has been closed for any reason
+} ;
+
+typedef std::vector<cHTTPConnection *> cHTTPConnections;
+
+
+
+
+