89 lines
2.4 KiB
C++
89 lines
2.4 KiB
C++
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// HTTPConnection.h
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// Declares the cHTTPConnection class representing a single persistent connection in the HTTP server.
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#pragma once
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#include "../OSSupport/SocketThreads.h"
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// fwd:
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class cHTTPServer;
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class cHTTPResponse;
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class cHTTPRequest;
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class cHTTPConnection :
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public cSocketThreads::cCallback
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{
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public:
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enum eState
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{
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wcsRecvHeaders, ///< Receiving request headers (m_CurrentRequest == NULL)
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wcsRecvBody, ///< Receiving request body (m_CurrentRequest is valid)
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wcsRecvIdle, ///< Has received the entire body, waiting to send the response (m_CurrentRequest == NULL)
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wcsSendingResp, ///< Sending response body (m_CurrentRequest == NULL)
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wcsInvalid, ///< The request was malformed, the connection is closing
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} ;
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cHTTPConnection(cHTTPServer & a_HTTPServer);
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/// Sends HTTP status code together with a_Reason (used for HTTP errors)
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void SendStatusAndReason(int a_StatusCode, const AString & a_Reason);
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/// Sends the headers contained in a_Response
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void Send(const cHTTPResponse & a_Response);
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/// Sends the data as the response (may be called multiple times)
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void Send(const void * a_Data, int a_Size);
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/// Sends the data as the response (may be called multiple times)
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void Send(const AString & a_Data) { Send(a_Data.data(), a_Data.size()); }
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/// Finishes sending current response, gets ready for receiving another request (HTTP 1.1 keepalive)
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void FinishResponse(void);
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protected:
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typedef std::map<AString, AString> cNameValueMap;
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/// The parent webserver that is to be notified of events on this connection
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cHTTPServer & m_HTTPServer;
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/// All the incoming data until the entire request header is parsed
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AString m_IncomingHeaderData;
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/// Status in which the request currently is
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eState m_State;
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/// Data that is queued for sending, once the socket becomes writable
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AString m_OutgoingData;
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/// The request being currently received (valid only between having parsed the headers and finishing receiving the body)
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cHTTPRequest * m_CurrentRequest;
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// cSocketThreads::cCallback overrides:
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virtual void DataReceived (const char * a_Data, int a_Size) override; // Data is received from the client
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virtual void GetOutgoingData(AString & a_Data) override; // Data can be sent to client
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virtual void SocketClosed (void) override; // The socket has been closed for any reason
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} ;
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typedef std::vector<cHTTPConnection *> cHTTPConnections;
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