Differential D5924 Diff 15692 head/sys/netinet/tcp_var.h

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head/sys/netinet/tcp_var.h

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	*/			*/
	/* Flags for tcp functions */			/* Flags for tcp functions */
	#define TCP_FUNC_BEING_REMOVED 0x01 /* Can no longer be referenced */			#define TCP_FUNC_BEING_REMOVED 0x01 /* Can no longer be referenced */
	struct tcpcb;			struct tcpcb;
	struct inpcb;			struct inpcb;
	struct sockopt;			struct sockopt;
	struct socket;			struct socket;

				/*
				* If defining the optional tcp_timers, in the
				* tfb_tcp_timer_stop call you must use the
				* callout_async_drain() function with the
				* tcp_timer_discard callback. You should check
				* the return of callout_async_drain() and if 0
				* increment tt_draincnt. Since the timer sub-system
				* does not know your callbacks you must provide a
				* stop_all function that loops through and calls
				* tcp_timer_stop() with each of your defined timers.
				*/
	struct tcp_function_block {			struct tcp_function_block {
	char tfb_tcp_block_name[TCP_FUNCTION_NAME_LEN_MAX];			char tfb_tcp_block_name[TCP_FUNCTION_NAME_LEN_MAX];
	int (tfb_tcp_output)(struct tcpcb );			int (tfb_tcp_output)(struct tcpcb );
	void (tfb_tcp_do_segment)(struct mbuf , struct tcphdr *,			void (tfb_tcp_do_segment)(struct mbuf , struct tcphdr *,
	struct socket , struct tcpcb ,			struct socket , struct tcpcb ,
	int, int, uint8_t,			int, int, uint8_t,
	int);			int);
	int (tfb_tcp_ctloutput)(struct socket so, struct sockopt *sopt,			int (tfb_tcp_ctloutput)(struct socket so, struct sockopt *sopt,
	struct inpcb inp, struct tcpcb tp);			struct inpcb inp, struct tcpcb tp);
	/* Optional memory allocation/free routine */			/* Optional memory allocation/free routine */
	void (tfb_tcp_fb_init)(struct tcpcb );			void (tfb_tcp_fb_init)(struct tcpcb );
	void (tfb_tcp_fb_fini)(struct tcpcb );			void (tfb_tcp_fb_fini)(struct tcpcb );
	/* Optional timers, must define all if you define one */			/* Optional timers, must define all if you define one */
	int (tfb_tcp_timer_stop_all)(struct tcpcb );			int (tfb_tcp_timer_stop_all)(struct tcpcb );
	int (tfb_tcp_timers_left)(struct tcpcb );
	void (tfb_tcp_timer_activate)(struct tcpcb ,			void (tfb_tcp_timer_activate)(struct tcpcb ,
	uint32_t, u_int);			uint32_t, u_int);
	int (tfb_tcp_timer_active)(struct tcpcb , uint32_t);			int (tfb_tcp_timer_active)(struct tcpcb , uint32_t);
	void (tfb_tcp_timer_stop)(struct tcpcb , uint32_t);			void (tfb_tcp_timer_stop)(struct tcpcb , uint32_t);
	volatile uint32_t tfb_refcnt;			volatile uint32_t tfb_refcnt;
	uint32_t tfb_flags;			uint32_t tfb_flags;
	};			};

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