terom@185: #ifndef NETWORK_UDP_HH
terom@185: #define NETWORK_UDP_HH
terom@185: 
terom@400: /**
terom@400:  * @file
terom@400:  *
terom@400:  * UDP implementation
terom@400:  */
terom@400: 
terom@186: #include "Socket.hh"
terom@186: #include "Address.hh"
terom@186: #include "Packet.hh"
terom@185: 
terom@286: /**
terom@286:  * A UDP socket that can send and receive NetworkPackets
terom@286:  */
terom@185: class NetworkUDP {
terom@185:     private:
terom@286:         /**
terom@286:          * The socket itself
terom@286:          */
terom@185:         NetworkSocket socket;
terom@185: 
terom@185:         CL_SlotContainer slots;
terom@185: 
terom@185:     public:
terom@286:         /**
terom@286:          * Allocate an UDP socket on an ephemeral port (random port chosen by OS)
terom@286:          */
terom@185:         NetworkUDP (void);
terom@286: 
terom@286:         /**
terom@286:          * Allocate an UDP socket on a specific local port/interface
terom@286:          *
terom@286:          * @param bind_addr the local address to bind to
terom@286:          */
terom@381:         NetworkUDP (const NetworkEndpoint &bind_addr);
terom@185: 
terom@185:     private:
terom@286:         /**
terom@286:          * Socket is ready for recv, read as many packets as available, calling sig_packet on each
terom@286:          */
terom@185:         void on_recv (void);
terom@286:         
terom@286:         /**
terom@286:          * The signal called by on_recv
terom@286:          */
terom@200:         CL_Signal_v2<NetworkPacketInput&, const NetworkAddress&> _sig_packet;
terom@185: 
terom@185:     public:
terom@286:         /**
terom@286:          * Send the given packet on this UDP socket to the given destination address
terom@400:          *
terom@400:          * @return true if the packet was passed on to the socket API, false if the socket was busy and the packet was
terom@400:          * dropped (no chance of it arriving).
terom@286:          */
terom@202:         bool sendto (const NetworkPacketBuffer &packet, const NetworkAddress &dst);
terom@185:         
terom@286:         /**
terom@286:          * Triggered whenever a packet has been received, giving the NetworkPacketInput and the source address
terom@286:          */
terom@200:         CL_Signal_v2<NetworkPacketInput&, const NetworkAddress&>& sig_packet (void) { return _sig_packet; }
terom@185: };
terom@185: 
terom@185: #endif /* NETWORK_UDP_HH */