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include/modules/io_net/io_net_server.h

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+/* -----------------------------------------------------------------------------
+	GSFramework
+	Copyright 2001-2013 Emmanuel Julien. All Rights Reserved.
+----------------------------------------------------------------------------- */
+
+
+#ifndef	__NIONETSERVER__
+#define	__NIONETSERVER__
+
+
+		#include "network_enet/enet_network.h"
+		#include "filesystem/io_handle.h"
+		#include "memory/nauto_ptr.h"
+		#include "container/nlist.h"
+		#include "nstring/nstring.h"
+		#include "time/ntime.h"
+
+
+namespace GS {
+	namespace NML { class File; }
+	namespace IO {
+
+//
+template <typename T> struct Measure
+{
+		Time		time;
+		T			value;
+};
+
+/*!
+	@short	Networked I/O server.
+	@author	Emmanuel Julien (ejulien@nworks.fr)
+*/
+class	NetServer : public Network::Enet
+{
+		SharedPtr <Base> basefs;	// Support IO system.
+
+		Measure <int> bandwidth_measure;
+		int			bandwidth;
+
+// Client handle info
+struct	ClientHandleInfo
+{
+		int			id;
+		String		name;
+
+		AutoPtr <Handle> handle;
+
+		ClientHandleInfo() : id(0) {}
+};
+
+// Connected peer
+struct	Client
+{
+		void		*peer;
+		int			handshake_step;
+
+		AutoList <ClientHandleInfo *> handles;
+
+		Client(void *p) : peer(p), handshake_step(0) {}
+};
+
+		AutoList <Client *> clients;
+
+		bool		ProcessOpenCommand(Client &, StringList &);
+		bool		ProcessReadCommand(Client &, StringList &);
+		bool		ProcessSeekCommand(Client &, StringList &);
+		bool		ProcessTellCommand(Client &, StringList &);
+		bool		ProcessCloseCommand(Client &, StringList &);
+		bool		ProcessHashCommand(Client &, StringList &);
+		bool		ProcessClientRequest(Client &, const String &);
+
+		int			GetClientOpenHandleCount(const Client &) const;
+		int			GetClientFreeHandleIndex(const Client &) const;
+		Handle		*GetClientHandle(const Client &, int handle_id) const;
+		Client		*GetClient(void *peer);
+
+public:
+
+struct	Statistics
+{
+		bool		connected;
+
+		int			sent_data;		// in bytes
+		int			bandwidth;		// in bytes
+
+		int			packet_loss;	// in %
+
+	struct	Handle
+	{
+		String		name;
+	};
+
+		Array <Handle> handles;
+
+		Statistics() : connected(false), sent_data(0), bandwidth(0), packet_loss(0) {}
+};
+
+		void		GetStatistics(Statistics &);
+
+		const AutoList <Client *> &GetClients() const { return clients; }
+
+virtual	void		OnPeerConnection(void *peer);
+virtual	void		OnPacketReceived(void *peer, const void *, size_t);
+virtual	void		OnConnectionClosed(void *peer);
+
+		bool		Start(const char *ip, int port);
+		void		Stop();
+
+		NetServer(Base *);
+		~NetServer();
+};
+
+	} // IONet
+} // GS
+
+
+#endif	// __NIONETSERVER__