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// HTTPServer.h
// Declares the cHTTPServer class representing a HTTP webserver that uses cListenThread and cSocketThreads for processing
#pragma once
#include "../OSSupport/ListenThread.h"
#include "../OSSupport/SocketThreads.h"
#include "../../iniFile/iniFile.h"
// fwd:
class cHTTPMessage;
class cHTTPRequest;
class cHTTPResponse;
class cHTTPConnection;
typedef std::vector<cHTTPConnection *> cHTTPConnections;
class cHTTPServer :
public cListenThread::cCallback
{
public:
class cCallbacks
{
public:
/** Called when a new request arrives over a connection and its headers have been parsed.
The request body needn't have arrived yet.
*/
virtual void OnRequestBegun(cHTTPConnection & a_Connection, cHTTPRequest & a_Request) = 0;
/// Called when another part of request body has arrived.
virtual void OnRequestBody(cHTTPConnection & a_Connection, cHTTPRequest & a_Request, const char * a_Data, int a_Size) = 0;
/// Called when the request body has been fully received in previous calls to OnRequestBody()
virtual void OnRequestFinished(cHTTPConnection & a_Connection, cHTTPRequest & a_Request) = 0;
} ;
cHTTPServer(void);
/// Initializes the server on the specified ports
bool Initialize(const AString & a_PortsIPv4, const AString & a_PortsIPv6);
/// Starts the server and assigns the callbacks to use for incoming requests
bool Start(cCallbacks & a_Callbacks);
/// Stops the server, drops all current connections
void Stop(void);
protected:
friend class cHTTPConnection;
cListenThread m_ListenThreadIPv4;
cListenThread m_ListenThreadIPv6;
cSocketThreads m_SocketThreads;
cCriticalSection m_CSConnections;
cHTTPConnections m_Connections; ///< All the connections that are currently being serviced
/// The callbacks to call for various events
cCallbacks * m_Callbacks;
// cListenThread::cCallback overrides:
virtual void OnConnectionAccepted(cSocket & a_Socket) override;
/// Called by cHTTPConnection to close the connection (presumably due to an error)
void CloseConnection(cHTTPConnection & a_Connection);
/// Called by cHTTPConnection to notify SocketThreads that there's data to be sent for the connection
void NotifyConnectionWrite(cHTTPConnection & a_Connection);
/// Called by cHTTPConnection when it finishes parsing the request header
void NewRequest(cHTTPConnection & a_Connection, cHTTPRequest & a_Request);
/// Called by cHTTPConenction when it receives more data for the request body
void RequestBody(cHTTPConnection & a_Connection, cHTTPRequest & a_Request, const char * a_Data, int a_Size);
/// Called by cHTTPConnection when it detects that the request has finished (all of its body has been received)
void RequestFinished(cHTTPConnection & a_Connection, cHTTPRequest & a_Request);
} ;
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