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      1 /*	$NetBSD: evt.h,v 1.7 2008/12/23 14:03:12 tteras Exp $	*/
      2 
      3 /* Id: evt.h,v 1.5 2006/01/19 10:24:09 fredsen Exp */
      4 
      5 /*
      6  * Copyright (C) 2004 Emmanuel Dreyfus
      7  * Copyright (C) 2008 Timo Teras
      8  * All rights reserved.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. Neither the name of the project nor the names of its contributors
     19  *    may be used to endorse or promote products derived from this software
     20  *    without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
     23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
     26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     32  * SUCH DAMAGE.
     33  */
     34 
     35 #ifndef _EVT_H
     36 #define _EVT_H
     37 
     38 /*
     39  * Old style (deprecated) events which are polled.
     40  */
     41 
     42 struct evtdump {
     43 	size_t len;
     44 	struct sockaddr_storage src;
     45 	struct sockaddr_storage dst;
     46 	time_t timestamp;
     47 	int type;
     48 	/*
     49 	 * Optionnal list of struct isakmp_data
     50 	 * for type EVTT_ISAKMP_CFG_DONE
     51 	 */
     52 };
     53 
     54 /* type */
     55 #define EVTT_UNSEPC		0
     56 #define EVTT_PHASE1_UP		1
     57 #define EVTT_PHASE1_DOWN	2
     58 #define EVTT_XAUTH_SUCCESS	3
     59 #define EVTT_ISAKMP_CFG_DONE	4
     60 #define EVTT_PHASE2_UP		5
     61 #define EVTT_PHASE2_DOWN	6
     62 #define EVTT_DPD_TIMEOUT	7
     63 #define EVTT_PEER_NO_RESPONSE	8
     64 #define EVTT_PEER_DELETE	9
     65 #define EVTT_RACOON_QUIT	10
     66 #define EVTT_XAUTH_FAILED	11
     67 #define EVTT_OVERFLOW		12	/* Event queue overflowed */
     68 #define EVTT_PEERPH1AUTH_FAILED	13
     69 #define EVTT_PEERPH1_NOPROP	14	/* NO_PROPOSAL_CHOSEN & friends */
     70 #define EVTT_NO_ISAKMP_CFG	15	/* no need to wait for mode_cfg */
     71 
     72 /*
     73  * New style, asynchronous events.
     74  */
     75 
     76 struct evt_async {
     77 	uint32_t ec_type;
     78 	time_t ec_timestamp;
     79 
     80 	struct sockaddr_storage ec_ph1src;
     81 	struct sockaddr_storage ec_ph1dst;
     82 	u_int32_t ec_ph2msgid;
     83 
     84 	/*
     85 	 * Optionnal list of struct isakmp_data
     86 	 * for type EVTT_ISAKMP_CFG_DONE
     87 	 */
     88 };
     89 
     90 /* type */
     91 #define EVT_RACOON_QUIT			0x0001
     92 
     93 #define EVT_PHASE1_UP			0x0100
     94 #define EVT_PHASE1_DOWN			0x0101
     95 #define EVT_PHASE1_NO_RESPONSE		0x0102
     96 #define EVT_PHASE1_NO_PROPOSAL		0x0103
     97 #define EVT_PHASE1_AUTH_FAILED		0x0104
     98 #define EVT_PHASE1_DPD_TIMEOUT		0x0105
     99 #define EVT_PHASE1_PEER_DELETED		0x0106
    100 #define EVT_PHASE1_MODE_CFG		0x0107
    101 #define EVT_PHASE1_XAUTH_SUCCESS	0x0108
    102 #define EVT_PHASE1_XAUTH_FAILED		0x0109
    103 
    104 #define EVT_PHASE2_NO_PHASE1		0x0200
    105 #define EVT_PHASE2_UP			0x0201
    106 #define EVT_PHASE2_DOWN			0x0202
    107 #define EVT_PHASE2_NO_RESPONSE		0x0203
    108 
    109 #ifdef ENABLE_ADMINPORT
    110 
    111 struct ph1handle;
    112 struct ph2handle;
    113 
    114 struct evt_listener {
    115 	LIST_ENTRY(evt_listener) ll_chain;
    116 	int fd;
    117 };
    118 LIST_HEAD(evt_listener_list, evt_listener);
    119 #define EVT_LISTENER_LIST(x) struct evt_listener_list x
    120 
    121 void evt_generic __P((int type, vchar_t *optdata));
    122 void evt_phase1 __P((const struct ph1handle *ph1, int type, vchar_t *optdata));
    123 void evt_phase2 __P((const struct ph2handle *ph2, int type, vchar_t *optdata));
    124 vchar_t *evt_dump __P((void));
    125 
    126 int  evt_subscribe __P((struct evt_listener_list *list, int fd));
    127 void evt_list_init __P((struct evt_listener_list *list));
    128 void evt_list_cleanup __P((struct evt_listener_list *list));
    129 
    130 #else
    131 
    132 #define EVT_LISTENER_LIST(x)
    133 
    134 #define evt_generic(type, optdata) ;
    135 #define evt_phase1(ph1, type, optdata) ;
    136 #define evt_phase2(ph2, type, optdata) ;
    137 
    138 #define evt_subscribe(eventlist, fd) ;
    139 #define evt_list_init(eventlist) ;
    140 #define evt_list_cleanup(eventlist) ;
    141 #define evt_get_fdmask(nfds, fdset) nfds
    142 #define evt_handle_fdmask(fdset) ;
    143 
    144 #endif /* ENABLE_ADMINPORT */
    145 
    146 #endif /* _EVT_H */
    147