1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _LIBINETUTIL_IMPL_H 28*0Sstevel@tonic-gate #define _LIBINETUTIL_IMPL_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate /* 33*0Sstevel@tonic-gate * Contains implementation-specific definitions for libinetutil. 34*0Sstevel@tonic-gate */ 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #ifdef __cplusplus 37*0Sstevel@tonic-gate extern "C" { 38*0Sstevel@tonic-gate #endif 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #include <netinet/inetutil.h> 41*0Sstevel@tonic-gate #include <sys/types.h> 42*0Sstevel@tonic-gate #include <sys/socket.h> 43*0Sstevel@tonic-gate #include <netinet/in.h> 44*0Sstevel@tonic-gate #include <net/if.h> 45*0Sstevel@tonic-gate #include <sys/poll.h> 46*0Sstevel@tonic-gate #include <signal.h> 47*0Sstevel@tonic-gate #include <limits.h> 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate /* 50*0Sstevel@tonic-gate * timer queue implementation-specific artifacts which may change. A 51*0Sstevel@tonic-gate * `iu_tq_t' is an incomplete type as far as the consumer of timer queues 52*0Sstevel@tonic-gate * is concerned. 53*0Sstevel@tonic-gate */ 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate typedef struct iu_timer_node { 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate struct iu_timer_node *iutn_prev; 58*0Sstevel@tonic-gate struct iu_timer_node *iutn_next; 59*0Sstevel@tonic-gate struct iu_timer_node *iutn_expire_next; 60*0Sstevel@tonic-gate hrtime_t iutn_abs_timeout; 61*0Sstevel@tonic-gate iu_timer_id_t iutn_timer_id; 62*0Sstevel@tonic-gate iu_tq_callback_t *iutn_callback; 63*0Sstevel@tonic-gate void *iutn_arg; 64*0Sstevel@tonic-gate int iutn_pending_delete; 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate } iu_timer_node_t; 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate struct iu_timer_queue { 69*0Sstevel@tonic-gate iu_timer_id_t iutq_next_timer_id; 70*0Sstevel@tonic-gate iu_timer_node_t *iutq_head; /* in order of time-to-fire */ 71*0Sstevel@tonic-gate int iutq_in_expire; /* nonzero if in the expire function */ 72*0Sstevel@tonic-gate uchar_t iutq_timer_id_map[(IU_TIMER_ID_MAX + CHAR_BIT) / 73*0Sstevel@tonic-gate CHAR_BIT]; 74*0Sstevel@tonic-gate }; 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate /* 77*0Sstevel@tonic-gate * event handler implementation-specific artifacts which may change. An 78*0Sstevel@tonic-gate * `iu_eh_t' is an incomplete type as far as the consumer of event handlers is 79*0Sstevel@tonic-gate * concerned. 80*0Sstevel@tonic-gate */ 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate typedef struct iu_event_node { 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate iu_eh_callback_t *iuen_callback; /* callback to call */ 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate void *iuen_arg; /* argument to pass to the */ 87*0Sstevel@tonic-gate /* callback */ 88*0Sstevel@tonic-gate } iu_event_node_t; 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate typedef struct iu_eh_sig_info { 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate boolean_t iues_pending; /* signal is currently */ 93*0Sstevel@tonic-gate /* pending */ 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate iu_eh_sighandler_t *iues_handler; /* handler for a given signal */ 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate void *iues_data; /* data to pass back to the */ 98*0Sstevel@tonic-gate /* handler */ 99*0Sstevel@tonic-gate } iu_eh_sig_info_t; 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate struct iu_event_handler { 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate struct pollfd *iueh_pollfds; /* array of pollfds */ 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate iu_event_node_t *iueh_events; /* corresponding pollfd info */ 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate unsigned int iueh_num_fds; /* number of pollfds/events */ 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate boolean_t iueh_stop; /* true when done */ 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate unsigned int iueh_reason; /* if stop is true, reason */ 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate sigset_t iueh_sig_regset; /* registered signal */ 114*0Sstevel@tonic-gate /* set */ 115*0Sstevel@tonic-gate 116*0Sstevel@tonic-gate iu_eh_sig_info_t iueh_sig_info[NSIG]; /* signal handler */ 117*0Sstevel@tonic-gate /* information */ 118*0Sstevel@tonic-gate 119*0Sstevel@tonic-gate iu_eh_shutdown_t *iueh_shutdown; /* shutdown callback */ 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate void *iueh_shutdown_arg; /* data for shutdown */ 122*0Sstevel@tonic-gate /* callback */ 123*0Sstevel@tonic-gate }; 124*0Sstevel@tonic-gate 125*0Sstevel@tonic-gate #ifdef __cplusplus 126*0Sstevel@tonic-gate } 127*0Sstevel@tonic-gate #endif 128*0Sstevel@tonic-gate 129*0Sstevel@tonic-gate #endif /* !_LIBINETUTIL_IMPL_H */ 130