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 2002-2003 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 _IPP_IPP_IMPL_H 28*0Sstevel@tonic-gate #define _IPP_IPP_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 * IP Policy Framework (IPPF) implementation detail. 34*0Sstevel@tonic-gate * 35*0Sstevel@tonic-gate * WARNING: Everything in this file is private, belonging to the IPPF 36*0Sstevel@tonic-gate * subsystem. The interfaces and declarations made here are subject 37*0Sstevel@tonic-gate * to change. 38*0Sstevel@tonic-gate */ 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #include <sys/stream.h> 41*0Sstevel@tonic-gate #include <sys/thread.h> 42*0Sstevel@tonic-gate #include <ipp/ipp.h> 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate #ifdef __cplusplus 45*0Sstevel@tonic-gate extern "C" { 46*0Sstevel@tonic-gate #endif 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate #ifdef _KERNEL 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate #define IPP_ALIGN 64 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate #define IPP_NBUCKET 23 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate #define IPP_LOG2NACTION 16 55*0Sstevel@tonic-gate #define IPP_NACTION (1 << IPP_LOG2NACTION) 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate #define IPP_LOG2NMOD 6 58*0Sstevel@tonic-gate #define IPP_NMOD (1 << IPP_LOG2NMOD) 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate #define IPP_NCLASS 5 61*0Sstevel@tonic-gate #define IPP_NLOG IPP_NMOD 62*0Sstevel@tonic-gate 63*0Sstevel@tonic-gate typedef struct ipp_ref ipp_ref_t; 64*0Sstevel@tonic-gate 65*0Sstevel@tonic-gate struct ipp_ref { 66*0Sstevel@tonic-gate ipp_ref_t *ippr_nextp; 67*0Sstevel@tonic-gate uint_t ippr_count; 68*0Sstevel@tonic-gate union { 69*0Sstevel@tonic-gate ipp_mod_t *u_mod; 70*0Sstevel@tonic-gate ipp_action_t *u_action; 71*0Sstevel@tonic-gate void *u_ptr; 72*0Sstevel@tonic-gate } ippr_u; 73*0Sstevel@tonic-gate }; 74*0Sstevel@tonic-gate 75*0Sstevel@tonic-gate #define ippr_action ippr_u.u_action 76*0Sstevel@tonic-gate #define ippr_mod ippr_u.u_mod 77*0Sstevel@tonic-gate #define ippr_ptr ippr_u.u_ptr 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate typedef enum { 80*0Sstevel@tonic-gate IPP_MODSTATE_PROTO = 0x10, 81*0Sstevel@tonic-gate IPP_MODSTATE_AVAILABLE 82*0Sstevel@tonic-gate } ipp_modstate_t; 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate struct ipp_mod { 85*0Sstevel@tonic-gate ipp_mod_id_t ippm_id; 86*0Sstevel@tonic-gate ipp_ops_t *ippm_ops; 87*0Sstevel@tonic-gate ipp_ref_t *ippm_action; 88*0Sstevel@tonic-gate ipp_modstate_t ippm_state; 89*0Sstevel@tonic-gate krwlock_t ippm_lock[1]; 90*0Sstevel@tonic-gate uint32_t ippm_hold_count; 91*0Sstevel@tonic-gate boolean_t ippm_destruct_pending; 92*0Sstevel@tonic-gate char ippm_name[MAXNAMELEN]; 93*0Sstevel@tonic-gate }; 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate typedef enum { 96*0Sstevel@tonic-gate IPP_ASTATE_PROTO = 0x20, 97*0Sstevel@tonic-gate IPP_ASTATE_CONFIG_PENDING, 98*0Sstevel@tonic-gate IPP_ASTATE_AVAILABLE 99*0Sstevel@tonic-gate } ipp_astate_t; 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate typedef struct cfglock { 102*0Sstevel@tonic-gate kmutex_t cl_mutex[1]; 103*0Sstevel@tonic-gate kcondvar_t cl_cv[1]; 104*0Sstevel@tonic-gate uint_t cl_writers; 105*0Sstevel@tonic-gate boolean_t cl_reader; 106*0Sstevel@tonic-gate kthread_id_t cl_owner; 107*0Sstevel@tonic-gate } cfglock_t; 108*0Sstevel@tonic-gate 109*0Sstevel@tonic-gate #ifndef __lint 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate #define CL_READ 0 112*0Sstevel@tonic-gate #define CL_WRITE 1 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate #define CONFIG_LOCK_INIT(_clp) \ 115*0Sstevel@tonic-gate { \ 116*0Sstevel@tonic-gate mutex_init((_clp)->cl_mutex, NULL, MUTEX_DEFAULT, \ 117*0Sstevel@tonic-gate (void *)ipltospl(LOCK_LEVEL)); \ 118*0Sstevel@tonic-gate cv_init((_clp)->cl_cv, NULL, CV_DEFAULT, NULL); \ 119*0Sstevel@tonic-gate } 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate #define CONFIG_LOCK_FINI(_clp) \ 122*0Sstevel@tonic-gate { \ 123*0Sstevel@tonic-gate mutex_destroy((_clp)->cl_mutex); \ 124*0Sstevel@tonic-gate cv_destroy((_clp)->cl_cv); \ 125*0Sstevel@tonic-gate } 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate #define CONFIG_LOCK_ENTER(_clp, _rw) \ 128*0Sstevel@tonic-gate { \ 129*0Sstevel@tonic-gate mutex_enter((_clp)->cl_mutex); \ 130*0Sstevel@tonic-gate if ((_rw) == CL_WRITE) { \ 131*0Sstevel@tonic-gate while ((_clp)->cl_reader || \ 132*0Sstevel@tonic-gate ((_clp)->cl_owner != NULL && \ 133*0Sstevel@tonic-gate (_clp)->cl_owner != curthread)) \ 134*0Sstevel@tonic-gate cv_wait((_clp)->cl_cv, \ 135*0Sstevel@tonic-gate (_clp)->cl_mutex); \ 136*0Sstevel@tonic-gate (_clp)->cl_owner = curthread; \ 137*0Sstevel@tonic-gate (_clp)->cl_writers++; \ 138*0Sstevel@tonic-gate } \ 139*0Sstevel@tonic-gate else if ((_rw) == CL_READ) { \ 140*0Sstevel@tonic-gate while ((_clp)->cl_reader || \ 141*0Sstevel@tonic-gate (_clp)->cl_writers > 0) { \ 142*0Sstevel@tonic-gate ASSERT((_clp)->cl_owner != curthread); \ 143*0Sstevel@tonic-gate cv_wait((_clp)->cl_cv, \ 144*0Sstevel@tonic-gate (_clp)->cl_mutex); \ 145*0Sstevel@tonic-gate } \ 146*0Sstevel@tonic-gate (_clp)->cl_owner = curthread; \ 147*0Sstevel@tonic-gate (_clp)->cl_reader = B_TRUE; \ 148*0Sstevel@tonic-gate } \ 149*0Sstevel@tonic-gate mutex_exit((_clp)->cl_mutex); \ 150*0Sstevel@tonic-gate } 151*0Sstevel@tonic-gate 152*0Sstevel@tonic-gate #define CONFIG_LOCK_EXIT(_clp) \ 153*0Sstevel@tonic-gate { \ 154*0Sstevel@tonic-gate mutex_enter((_clp)->cl_mutex); \ 155*0Sstevel@tonic-gate if ((_clp)->cl_reader) { \ 156*0Sstevel@tonic-gate (_clp)->cl_reader = B_FALSE; \ 157*0Sstevel@tonic-gate (_clp)->cl_owner = NULL; \ 158*0Sstevel@tonic-gate cv_broadcast((_clp)->cl_cv); \ 159*0Sstevel@tonic-gate } else { \ 160*0Sstevel@tonic-gate ASSERT((_clp)->cl_writers != 0); \ 161*0Sstevel@tonic-gate (_clp)->cl_writers--; \ 162*0Sstevel@tonic-gate if ((_clp)->cl_writers == 0) { \ 163*0Sstevel@tonic-gate (_clp)->cl_owner = NULL; \ 164*0Sstevel@tonic-gate cv_broadcast((_clp)->cl_cv); \ 165*0Sstevel@tonic-gate } \ 166*0Sstevel@tonic-gate } \ 167*0Sstevel@tonic-gate mutex_exit((_clp)->cl_mutex); \ 168*0Sstevel@tonic-gate } 169*0Sstevel@tonic-gate 170*0Sstevel@tonic-gate #else /* __lint */ 171*0Sstevel@tonic-gate 172*0Sstevel@tonic-gate #define CONFIG_LOCK_INIT(_clp) 173*0Sstevel@tonic-gate #define CONFIG_LOCK_FINI(_clp) 174*0Sstevel@tonic-gate #define CONFIG_LOCK_ENTER(_clp, _rw) 175*0Sstevel@tonic-gate #define CONFIG_LOCK_EXIT(_clp) 176*0Sstevel@tonic-gate 177*0Sstevel@tonic-gate #endif /* __lint */ 178*0Sstevel@tonic-gate 179*0Sstevel@tonic-gate struct ipp_action { 180*0Sstevel@tonic-gate ipp_action_id_t ippa_id; 181*0Sstevel@tonic-gate ipp_mod_t *ippa_mod; 182*0Sstevel@tonic-gate ipp_ref_t *ippa_ref; 183*0Sstevel@tonic-gate ipp_ref_t *ippa_refby; 184*0Sstevel@tonic-gate void *ippa_ptr; 185*0Sstevel@tonic-gate uint32_t ippa_packets; 186*0Sstevel@tonic-gate ipp_astate_t ippa_state; 187*0Sstevel@tonic-gate krwlock_t ippa_lock[1]; 188*0Sstevel@tonic-gate uint32_t ippa_hold_count; 189*0Sstevel@tonic-gate boolean_t ippa_destruct_pending; 190*0Sstevel@tonic-gate cfglock_t ippa_config_lock[1]; 191*0Sstevel@tonic-gate boolean_t ippa_nameless; 192*0Sstevel@tonic-gate char ippa_name[MAXNAMELEN]; 193*0Sstevel@tonic-gate ipp_ref_t **ippa_condemned; 194*0Sstevel@tonic-gate }; 195*0Sstevel@tonic-gate 196*0Sstevel@tonic-gate struct ipp_class { 197*0Sstevel@tonic-gate ipp_action_id_t ippc_aid; 198*0Sstevel@tonic-gate char ippc_name[MAXNAMELEN]; 199*0Sstevel@tonic-gate }; 200*0Sstevel@tonic-gate 201*0Sstevel@tonic-gate struct ipp_log { 202*0Sstevel@tonic-gate ipp_action_id_t ippl_aid; 203*0Sstevel@tonic-gate timespec_t ippl_begin; 204*0Sstevel@tonic-gate timespec_t ippl_end; 205*0Sstevel@tonic-gate char ippl_name[MAXNAMELEN]; 206*0Sstevel@tonic-gate }; 207*0Sstevel@tonic-gate 208*0Sstevel@tonic-gate typedef struct ipp_stat_impl ipp_stat_impl_t; 209*0Sstevel@tonic-gate 210*0Sstevel@tonic-gate struct ipp_stat_impl { 211*0Sstevel@tonic-gate void *ippsi_data; 212*0Sstevel@tonic-gate kstat_t *ippsi_ksp; 213*0Sstevel@tonic-gate int ippsi_limit; 214*0Sstevel@tonic-gate int ippsi_count; 215*0Sstevel@tonic-gate int (*ippsi_update)(ipp_stat_t *, void *, int); 216*0Sstevel@tonic-gate void *ippsi_arg; 217*0Sstevel@tonic-gate kmutex_t ippsi_lock[1]; 218*0Sstevel@tonic-gate char ippsi_name[MAXNAMELEN]; 219*0Sstevel@tonic-gate }; 220*0Sstevel@tonic-gate 221*0Sstevel@tonic-gate struct ipp_packet { 222*0Sstevel@tonic-gate mblk_t *ippp_data; 223*0Sstevel@tonic-gate ipp_class_t *ippp_class_array; 224*0Sstevel@tonic-gate uint_t ippp_class_limit; 225*0Sstevel@tonic-gate uint_t ippp_class_rindex; 226*0Sstevel@tonic-gate uint_t ippp_class_windex; 227*0Sstevel@tonic-gate ipp_log_t *ippp_log; 228*0Sstevel@tonic-gate uint_t ippp_log_limit; 229*0Sstevel@tonic-gate uint_t ippp_log_windex; 230*0Sstevel@tonic-gate void *ippp_private; 231*0Sstevel@tonic-gate void (*ippp_private_free)(void *); 232*0Sstevel@tonic-gate }; 233*0Sstevel@tonic-gate 234*0Sstevel@tonic-gate extern void ipp_init(void); 235*0Sstevel@tonic-gate 236*0Sstevel@tonic-gate #endif /* _KERNEL */ 237*0Sstevel@tonic-gate 238*0Sstevel@tonic-gate #ifdef __cplusplus 239*0Sstevel@tonic-gate } 240*0Sstevel@tonic-gate #endif 241*0Sstevel@tonic-gate 242*0Sstevel@tonic-gate #endif /* _IPP_IPP_IMPL_H */ 243