John Lowe
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WebSockets2
Embedded WebSockets Experiment
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TCPListener.h
00001 #ifndef TCPLISTENER_H 00002 #define TCPLISTENER_H 00003 00004 #include "TCPItem.h" 00005 00006 #include "arch/cc.h" 00007 #include "lwip/err.h" 00008 #include "lwip/tcp.h" 00009 00010 namespace mbed { 00011 class NetServer; 00012 class TCPConnection; 00013 00014 class TCPListener : public TCPItem { 00015 public: 00016 TCPListener(u16_t port) : _port(port) { 00017 } 00018 00019 virtual ~TCPListener() {} 00020 00021 void bind(); 00022 protected: 00023 /** 00024 * Function to call when a listener has been connected. 00025 * @param err an error argument (TODO: that is current always ERR_OK?) 00026 * @return ERR_OK: accept the new connection, 00027 * any other err_t abortsthe new connection 00028 */ 00029 virtual err_t accept(struct tcp_pcb *, err_t err) = 0; 00030 00031 u16_t _port; 00032 private: 00033 static err_t accept_callback(void *arg, struct tcp_pcb *newpcb, err_t err); 00034 friend NetServer; 00035 friend TCPConnection; 00036 00037 }; 00038 00039 }; 00040 00041 #endif /* TCPLISTENER_H */
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