net: context: add net_context api to check if a port is bound (5c691491) · Commits · Wenxi XU / zephyr

include/net/net_context.h

+16 −0

Original line number	Diff line number	Diff line
		@@ -1125,6 +1125,22 @@ static inline void net_context_setup_pools(struct net_context *context,
		#define net_context_setup_pools(context, tx_pool, data_pool)
		#endif

		/**
		* @brief Check if a port is in use (bound)
		*
		* This function checks if a port is bound with respect to the specified
		* @p ip_proto and @p local_addr.
		*
		* @param ip_proto the IP protocol
		* @param local_port the port to check
		* @param local_addr the network address
		*
		* @return true if the port is bound
		* @return false if the port is not bound
		*/
		bool net_context_port_in_use(enum net_ip_protocol ip_proto,
		uint16_t local_port, const struct sockaddr *local_addr);

		#ifdef __cplusplus
		}
		#endif

+7 −0

Original line number	Diff line number	Diff line
		@@ -122,6 +122,13 @@ static uint16_t find_available_port(struct net_context *context,
		#define find_available_port(...) 0
		#endif

		bool net_context_port_in_use(enum net_ip_protocol ip_proto,
		uint16_t local_port,
		const struct sockaddr *local_addr)
		{
		return check_used_port(ip_proto, htons(local_port), local_addr) != 0;
		}

		int net_context_get(sa_family_t family,
		enum net_sock_type type,
		uint16_t ip_proto,