2013-09-27 13:34:46 -04:00
|
|
|
|
|
|
|
// 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 == 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 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()); }
|
|
|
|
|
|
|
|
/// Finishes sending current response, gets ready for receiving another request (HTTP 1.1 keepalive)
|
|
|
|
void FinishResponse(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;
|
2013-09-27 14:33:18 -04:00
|
|
|
|
|
|
|
/// Number of bytes that remain to read for the complete body of the message to be received. Valid only in wcsRecvBody
|
|
|
|
int m_CurrentRequestBodyRemaining;
|
2013-09-27 13:34:46 -04:00
|
|
|
|
|
|
|
|
|
|
|
// 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;
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|