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      1 /*	$NetBSD: ieee8023ad_lacp_sm.h,v 1.2 2005/12/10 23:21:39 elad Exp $	*/
      2 
      3 /*-
      4  * Copyright (c)2005 YAMAMOTO Takashi,
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _NET_AGR_IEEE8023AD_LACP_SM_H_
     30 #define	_NET_AGR_IEEE8023AD_LACP_SM_H_
     31 
     32 #define	LACP_STATE_EQ(s1, s2, mask)	\
     33 	((((s1) ^ (s2)) & (mask)) == 0)
     34 
     35 /* receive machine */
     36 
     37 void lacp_sm_rx(struct lacp_port *, const struct lacpdu *);
     38 void lacp_sm_rx_timer(struct lacp_port *);
     39 void lacp_sm_rx_set_expired(struct lacp_port *);
     40 
     41 /* mux machine */
     42 
     43 void lacp_sm_mux(struct lacp_port *);
     44 void lacp_sm_mux_timer(struct lacp_port *);
     45 
     46 /* periodic transmit machine */
     47 
     48 void lacp_sm_ptx_update_timeout(struct lacp_port *, uint8_t);
     49 void lacp_sm_ptx_tx_schedule(struct lacp_port *);
     50 void lacp_sm_ptx_timer(struct lacp_port *);
     51 
     52 /* transmit machine */
     53 
     54 void lacp_sm_tx(struct lacp_port *);
     55 void lacp_sm_assert_ntt(struct lacp_port *);
     56 
     57 #endif /* !_NET_AGR_IEEE8023AD_LACP_SM_H_ */
     58