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Added a function simple_udp_sendto_port() for sending a UDP packet to a specified port.
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@ -113,6 +113,34 @@ simple_udp_sendto(struct simple_udp_connection *c,
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Send a UDP packet to a specified IP address and UDP port
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* \param c A pointer to a struct simple_udp_connection
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* \param data A pointer to the data to be sent
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* \param datalen The length of the data
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* \param to The IP address of the receiver
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* \param port The UDP port of the receiver, in host byte order
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*
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* This function sends a UDP packet to a specified IP
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* address and UDP port. The packet will be sent with the
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* UDP ports that were specified when the connection wa
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* registered with simple_udp_register().
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*
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* \sa simple_udp_sendto()
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*/
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int
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simple_udp_sendto_port(struct simple_udp_connection *c,
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const void *data, uint16_t datalen,
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const uip_ipaddr_t *to,
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uint16_t port)
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{
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if(c->udp_conn != NULL) {
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uip_udp_packet_sendto(c->udp_conn, data, datalen,
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to, UIP_HTONS(port));
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}
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return 0;
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}
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/*---------------------------------------------------------------------------*/
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/**
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* \brief Register a UDP connection
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* \param c A pointer to a struct simple_udp_connection
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@ -86,6 +86,10 @@ int simple_udp_sendto(struct simple_udp_connection *c,
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const void *data, uint16_t datalen,
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const uip_ipaddr_t *to);
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int simple_udp_sendto_port(struct simple_udp_connection *c,
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const void *data, uint16_t datalen,
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const uip_ipaddr_t *to, uint16_t to_port);
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void simple_udp_init(void);
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#endif /* SIMPLE_UDP_H */
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