1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22/* 23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _FMD_EVENT_H 28#define _FMD_EVENT_H 29 30#pragma ident "%Z%%M% %I% %E% SMI" 31 32#include <pthread.h> 33#include <libnvpair.h> 34 35#ifdef __cplusplus 36extern "C" { 37#endif 38 39#include <fmd_time.h> 40#include <fmd_api.h> 41 42struct fmd_log; /* see <fmd_log.h> */ 43 44typedef struct fmd_event_impl { 45 pthread_mutex_t ev_lock; /* lock protecting structure contents */ 46 uint32_t ev_refs; /* reference count */ 47 uint8_t ev_type; /* event type (see below) */ 48 uint8_t ev_state; /* event state (see below) */ 49 uint8_t ev_flags; /* event flags (see below) */ 50 uint8_t ev_ttl; /* event time-to-live */ 51 nvlist_t *ev_nvl; /* event name/value pair payload */ 52 void *ev_data; /* event type-specific data pointer */ 53 fmd_timeval_t ev_time; /* upper bound on event time-of-day */ 54 hrtime_t ev_hrt; /* upper bound on event hrtime */ 55 struct fmd_log *ev_log; /* event log (or NULL) */ 56 off64_t ev_off; /* event log offset (or zero) */ 57 size_t ev_len; /* event log record length (or zero) */ 58} fmd_event_impl_t; 59 60#define FMD_EVT_PROTOCOL 0 /* protocol event (error/fault/list) */ 61#define FMD_EVT_TIMEOUT 1 /* timeout expiry notification */ 62#define FMD_EVT_CLOSE 2 /* case close request */ 63#define FMD_EVT_STATS 3 /* statistics snapshot request */ 64#define FMD_EVT_GC 4 /* garbage collection request */ 65#define FMD_EVT_CTL 5 /* fmd control event (see fmd_ctl.c) */ 66#define FMD_EVT_PUBLISH 6 /* case publish request */ 67#define FMD_EVT_TOPO 7 /* topology change notification */ 68#define FMD_EVT_NTYPES 8 /* number of event types */ 69 70#define FMD_EVS_DISCARDED 0 /* discarded by all subscribers */ 71#define FMD_EVS_RECEIVED 1 /* received but not yet processed */ 72#define FMD_EVS_ACCEPTED 2 /* accepted and assigned to a case */ 73#define FMD_EVS_DIAGNOSED 3 /* diagnosed and assigned to a case */ 74 75#define FMD_EVF_VOLATILE 0x1 /* event is not yet written to a log */ 76#define FMD_EVF_REPLAY 0x2 /* event is set for replay on restart */ 77#define FMD_EVF_LOCAL 0x4 /* event is from fmd or a local xprt */ 78 79#define FMD_HRT_NOW 0 /* use current hrtime as event time */ 80 81#define FMD_EVENT_TYPE(e) (((fmd_event_impl_t *)e)->ev_type) 82#define FMD_EVENT_DATA(e) (((fmd_event_impl_t *)e)->ev_data) 83#define FMD_EVENT_NVL(e) (((fmd_event_impl_t *)e)->ev_nvl) 84#define FMD_EVENT_TTL(e) (((fmd_event_impl_t *)e)->ev_ttl) 85 86#define FMD_EVN_TOD "__tod" /* private name-value pair for ev_tod */ 87#define FMD_EVN_TTL "__ttl" /* private name-value pair for ev_ttl */ 88#define FMD_EVN_UUID "__uuid" /* private name-value pair for UUIDs */ 89 90extern fmd_event_t *fmd_event_recreate(uint_t, const fmd_timeval_t *, 91 nvlist_t *, void *, struct fmd_log *, off64_t, size_t); 92 93extern fmd_event_t *fmd_event_create(uint_t, hrtime_t, nvlist_t *, void *); 94extern void fmd_event_destroy(fmd_event_t *); 95extern void fmd_event_hold(fmd_event_t *); 96extern void fmd_event_rele(fmd_event_t *); 97 98extern void fmd_event_transition(fmd_event_t *, uint_t); 99extern void fmd_event_commit(fmd_event_t *); 100 101extern hrtime_t fmd_event_delta(fmd_event_t *, fmd_event_t *); 102extern hrtime_t fmd_event_hrtime(fmd_event_t *); 103 104extern int fmd_event_match(fmd_event_t *, uint_t, const void *); 105extern int fmd_event_equal(fmd_event_t *, fmd_event_t *); 106 107#ifdef __cplusplus 108} 109#endif 110 111#endif /* _FMD_EVENT_H */ 112