1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START 3*7c478bd9Sstevel@tonic-gate * 4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*7c478bd9Sstevel@tonic-gate * with the License. 8*7c478bd9Sstevel@tonic-gate * 9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 12*7c478bd9Sstevel@tonic-gate * and limitations under the License. 13*7c478bd9Sstevel@tonic-gate * 14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*7c478bd9Sstevel@tonic-gate * 20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END 21*7c478bd9Sstevel@tonic-gate */ 22*7c478bd9Sstevel@tonic-gate /* 23*7c478bd9Sstevel@tonic-gate * Copyright (c) 2002-2003, Network Appliance, Inc. All rights reserved. 24*7c478bd9Sstevel@tonic-gate */ 25*7c478bd9Sstevel@tonic-gate 26*7c478bd9Sstevel@tonic-gate /* 27*7c478bd9Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 28*7c478bd9Sstevel@tonic-gate * Use is subject to license terms. 29*7c478bd9Sstevel@tonic-gate */ 30*7c478bd9Sstevel@tonic-gate 31*7c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 32*7c478bd9Sstevel@tonic-gate 33*7c478bd9Sstevel@tonic-gate /* 34*7c478bd9Sstevel@tonic-gate * 35*7c478bd9Sstevel@tonic-gate * MODULE: dat_sr.c 36*7c478bd9Sstevel@tonic-gate * 37*7c478bd9Sstevel@tonic-gate * PURPOSE: static registry implementation 38*7c478bd9Sstevel@tonic-gate * 39*7c478bd9Sstevel@tonic-gate * $Id: dat_sr.c,v 1.12 2003/08/20 14:28:40 hobie16 Exp $ 40*7c478bd9Sstevel@tonic-gate */ 41*7c478bd9Sstevel@tonic-gate 42*7c478bd9Sstevel@tonic-gate 43*7c478bd9Sstevel@tonic-gate #include "dat_sr.h" 44*7c478bd9Sstevel@tonic-gate 45*7c478bd9Sstevel@tonic-gate #include "dat_dictionary.h" 46*7c478bd9Sstevel@tonic-gate #include "udat_sr_parser.h" 47*7c478bd9Sstevel@tonic-gate 48*7c478bd9Sstevel@tonic-gate 49*7c478bd9Sstevel@tonic-gate /* 50*7c478bd9Sstevel@tonic-gate * 51*7c478bd9Sstevel@tonic-gate * Global Variables 52*7c478bd9Sstevel@tonic-gate * 53*7c478bd9Sstevel@tonic-gate */ 54*7c478bd9Sstevel@tonic-gate 55*7c478bd9Sstevel@tonic-gate static DAT_OS_LOCK g_sr_lock; 56*7c478bd9Sstevel@tonic-gate static DAT_DICTIONARY *g_sr_dictionary = NULL; 57*7c478bd9Sstevel@tonic-gate 58*7c478bd9Sstevel@tonic-gate 59*7c478bd9Sstevel@tonic-gate /* 60*7c478bd9Sstevel@tonic-gate * 61*7c478bd9Sstevel@tonic-gate * External Functions 62*7c478bd9Sstevel@tonic-gate * 63*7c478bd9Sstevel@tonic-gate */ 64*7c478bd9Sstevel@tonic-gate 65*7c478bd9Sstevel@tonic-gate 66*7c478bd9Sstevel@tonic-gate /* 67*7c478bd9Sstevel@tonic-gate * Function: dat_sr_init 68*7c478bd9Sstevel@tonic-gate */ 69*7c478bd9Sstevel@tonic-gate 70*7c478bd9Sstevel@tonic-gate DAT_RETURN 71*7c478bd9Sstevel@tonic-gate dat_sr_init(void) 72*7c478bd9Sstevel@tonic-gate { 73*7c478bd9Sstevel@tonic-gate DAT_RETURN status; 74*7c478bd9Sstevel@tonic-gate 75*7c478bd9Sstevel@tonic-gate status = dat_os_lock_init(&g_sr_lock); 76*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS != status) { 77*7c478bd9Sstevel@tonic-gate return (status); 78*7c478bd9Sstevel@tonic-gate } 79*7c478bd9Sstevel@tonic-gate 80*7c478bd9Sstevel@tonic-gate status = dat_dictionary_create(&g_sr_dictionary); 81*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS != status) { 82*7c478bd9Sstevel@tonic-gate return (status); 83*7c478bd9Sstevel@tonic-gate } 84*7c478bd9Sstevel@tonic-gate 85*7c478bd9Sstevel@tonic-gate /* 86*7c478bd9Sstevel@tonic-gate * Since DAT allows providers to be loaded by either the static 87*7c478bd9Sstevel@tonic-gate * registry or explicitly through OS dependent methods, do not 88*7c478bd9Sstevel@tonic-gate * return an error if no providers are loaded via the static registry. 89*7c478bd9Sstevel@tonic-gate */ 90*7c478bd9Sstevel@tonic-gate 91*7c478bd9Sstevel@tonic-gate (void) dat_sr_load(); 92*7c478bd9Sstevel@tonic-gate 93*7c478bd9Sstevel@tonic-gate return (DAT_SUCCESS); 94*7c478bd9Sstevel@tonic-gate } 95*7c478bd9Sstevel@tonic-gate 96*7c478bd9Sstevel@tonic-gate 97*7c478bd9Sstevel@tonic-gate /* 98*7c478bd9Sstevel@tonic-gate * Function: dat_sr_fini 99*7c478bd9Sstevel@tonic-gate */ 100*7c478bd9Sstevel@tonic-gate 101*7c478bd9Sstevel@tonic-gate extern DAT_RETURN 102*7c478bd9Sstevel@tonic-gate dat_sr_fini(void) 103*7c478bd9Sstevel@tonic-gate { 104*7c478bd9Sstevel@tonic-gate DAT_RETURN status; 105*7c478bd9Sstevel@tonic-gate 106*7c478bd9Sstevel@tonic-gate status = dat_os_lock_destroy(&g_sr_lock); 107*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS != status) { 108*7c478bd9Sstevel@tonic-gate return (status); 109*7c478bd9Sstevel@tonic-gate } 110*7c478bd9Sstevel@tonic-gate 111*7c478bd9Sstevel@tonic-gate status = dat_dictionary_destroy(g_sr_dictionary); 112*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS != status) { 113*7c478bd9Sstevel@tonic-gate return (status); 114*7c478bd9Sstevel@tonic-gate } 115*7c478bd9Sstevel@tonic-gate 116*7c478bd9Sstevel@tonic-gate return (DAT_SUCCESS); 117*7c478bd9Sstevel@tonic-gate } 118*7c478bd9Sstevel@tonic-gate 119*7c478bd9Sstevel@tonic-gate 120*7c478bd9Sstevel@tonic-gate /* 121*7c478bd9Sstevel@tonic-gate * Function: dat_sr_insert 122*7c478bd9Sstevel@tonic-gate */ 123*7c478bd9Sstevel@tonic-gate 124*7c478bd9Sstevel@tonic-gate extern DAT_RETURN 125*7c478bd9Sstevel@tonic-gate dat_sr_insert( 126*7c478bd9Sstevel@tonic-gate IN const DAT_PROVIDER_INFO *info, 127*7c478bd9Sstevel@tonic-gate IN DAT_SR_ENTRY *entry) 128*7c478bd9Sstevel@tonic-gate { 129*7c478bd9Sstevel@tonic-gate DAT_RETURN status; 130*7c478bd9Sstevel@tonic-gate DAT_SR_ENTRY *data; 131*7c478bd9Sstevel@tonic-gate DAT_OS_SIZE lib_path_size; 132*7c478bd9Sstevel@tonic-gate DAT_OS_SIZE lib_path_len; 133*7c478bd9Sstevel@tonic-gate DAT_OS_SIZE ia_params_size; 134*7c478bd9Sstevel@tonic-gate DAT_OS_SIZE ia_params_len; 135*7c478bd9Sstevel@tonic-gate DAT_DICTIONARY_ENTRY dict_entry; 136*7c478bd9Sstevel@tonic-gate 137*7c478bd9Sstevel@tonic-gate if (NULL == (data = dat_os_alloc(sizeof (DAT_SR_ENTRY)))) { 138*7c478bd9Sstevel@tonic-gate status = DAT_ERROR(DAT_INSUFFICIENT_RESOURCES, 139*7c478bd9Sstevel@tonic-gate DAT_RESOURCE_MEMORY); 140*7c478bd9Sstevel@tonic-gate goto bail; 141*7c478bd9Sstevel@tonic-gate } 142*7c478bd9Sstevel@tonic-gate 143*7c478bd9Sstevel@tonic-gate lib_path_len = strlen(entry->lib_path); 144*7c478bd9Sstevel@tonic-gate lib_path_size = (lib_path_len + 1) * sizeof (char); 145*7c478bd9Sstevel@tonic-gate 146*7c478bd9Sstevel@tonic-gate if (NULL == (data->lib_path = dat_os_alloc(lib_path_size))) { 147*7c478bd9Sstevel@tonic-gate status = DAT_ERROR(DAT_INSUFFICIENT_RESOURCES, 148*7c478bd9Sstevel@tonic-gate DAT_RESOURCE_MEMORY); 149*7c478bd9Sstevel@tonic-gate goto bail; 150*7c478bd9Sstevel@tonic-gate } 151*7c478bd9Sstevel@tonic-gate 152*7c478bd9Sstevel@tonic-gate (void) dat_os_strncpy(data->lib_path, entry->lib_path, lib_path_len); 153*7c478bd9Sstevel@tonic-gate data->lib_path[lib_path_len] = '\0'; 154*7c478bd9Sstevel@tonic-gate 155*7c478bd9Sstevel@tonic-gate ia_params_len = strlen(entry->ia_params); 156*7c478bd9Sstevel@tonic-gate ia_params_size = (ia_params_len + 1) * sizeof (char); 157*7c478bd9Sstevel@tonic-gate 158*7c478bd9Sstevel@tonic-gate if (NULL == (data->ia_params = dat_os_alloc(ia_params_size))) { 159*7c478bd9Sstevel@tonic-gate status = DAT_ERROR(DAT_INSUFFICIENT_RESOURCES, 160*7c478bd9Sstevel@tonic-gate DAT_RESOURCE_MEMORY); 161*7c478bd9Sstevel@tonic-gate goto bail; 162*7c478bd9Sstevel@tonic-gate } 163*7c478bd9Sstevel@tonic-gate 164*7c478bd9Sstevel@tonic-gate (void) dat_os_strncpy(data->ia_params, entry->ia_params, ia_params_len); 165*7c478bd9Sstevel@tonic-gate data->ia_params[ia_params_len] = '\0'; 166*7c478bd9Sstevel@tonic-gate 167*7c478bd9Sstevel@tonic-gate data->info = entry->info; 168*7c478bd9Sstevel@tonic-gate data->lib_handle = entry->lib_handle; 169*7c478bd9Sstevel@tonic-gate data->ref_count = entry->ref_count; 170*7c478bd9Sstevel@tonic-gate 171*7c478bd9Sstevel@tonic-gate dict_entry = NULL; 172*7c478bd9Sstevel@tonic-gate status = dat_dictionary_entry_create(&dict_entry); 173*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS != status) { 174*7c478bd9Sstevel@tonic-gate goto bail; 175*7c478bd9Sstevel@tonic-gate } 176*7c478bd9Sstevel@tonic-gate 177*7c478bd9Sstevel@tonic-gate dat_os_lock(&g_sr_lock); 178*7c478bd9Sstevel@tonic-gate 179*7c478bd9Sstevel@tonic-gate status = dat_dictionary_insert(g_sr_dictionary, 180*7c478bd9Sstevel@tonic-gate dict_entry, 181*7c478bd9Sstevel@tonic-gate info, 182*7c478bd9Sstevel@tonic-gate (DAT_DICTIONARY_DATA *)data); 183*7c478bd9Sstevel@tonic-gate dat_os_unlock(&g_sr_lock); 184*7c478bd9Sstevel@tonic-gate 185*7c478bd9Sstevel@tonic-gate bail: 186*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS != status) { 187*7c478bd9Sstevel@tonic-gate if (NULL != data) { 188*7c478bd9Sstevel@tonic-gate if (NULL != data->lib_path) { 189*7c478bd9Sstevel@tonic-gate dat_os_free(data->lib_path, lib_path_size); 190*7c478bd9Sstevel@tonic-gate } 191*7c478bd9Sstevel@tonic-gate 192*7c478bd9Sstevel@tonic-gate if (NULL != data->ia_params) { 193*7c478bd9Sstevel@tonic-gate dat_os_free(data->ia_params, ia_params_size); 194*7c478bd9Sstevel@tonic-gate } 195*7c478bd9Sstevel@tonic-gate 196*7c478bd9Sstevel@tonic-gate dat_os_free(data, sizeof (DAT_SR_ENTRY)); 197*7c478bd9Sstevel@tonic-gate } 198*7c478bd9Sstevel@tonic-gate 199*7c478bd9Sstevel@tonic-gate if (NULL != dict_entry) { 200*7c478bd9Sstevel@tonic-gate (void) dat_dictionary_entry_destroy(dict_entry); 201*7c478bd9Sstevel@tonic-gate } 202*7c478bd9Sstevel@tonic-gate } 203*7c478bd9Sstevel@tonic-gate 204*7c478bd9Sstevel@tonic-gate return (status); 205*7c478bd9Sstevel@tonic-gate } 206*7c478bd9Sstevel@tonic-gate 207*7c478bd9Sstevel@tonic-gate 208*7c478bd9Sstevel@tonic-gate /* 209*7c478bd9Sstevel@tonic-gate * Function: dat_sr_size 210*7c478bd9Sstevel@tonic-gate */ 211*7c478bd9Sstevel@tonic-gate 212*7c478bd9Sstevel@tonic-gate extern DAT_RETURN 213*7c478bd9Sstevel@tonic-gate dat_sr_size( 214*7c478bd9Sstevel@tonic-gate OUT DAT_COUNT *size) 215*7c478bd9Sstevel@tonic-gate { 216*7c478bd9Sstevel@tonic-gate return (dat_dictionary_size(g_sr_dictionary, size)); 217*7c478bd9Sstevel@tonic-gate } 218*7c478bd9Sstevel@tonic-gate 219*7c478bd9Sstevel@tonic-gate 220*7c478bd9Sstevel@tonic-gate /* 221*7c478bd9Sstevel@tonic-gate * Function: dat_sr_list 222*7c478bd9Sstevel@tonic-gate */ 223*7c478bd9Sstevel@tonic-gate 224*7c478bd9Sstevel@tonic-gate extern DAT_RETURN 225*7c478bd9Sstevel@tonic-gate dat_sr_list( 226*7c478bd9Sstevel@tonic-gate IN DAT_COUNT max_to_return, 227*7c478bd9Sstevel@tonic-gate OUT DAT_COUNT *entries_returned, 228*7c478bd9Sstevel@tonic-gate OUT DAT_PROVIDER_INFO * (dat_provider_list[])) 229*7c478bd9Sstevel@tonic-gate { 230*7c478bd9Sstevel@tonic-gate DAT_SR_ENTRY **array; 231*7c478bd9Sstevel@tonic-gate DAT_COUNT array_size; 232*7c478bd9Sstevel@tonic-gate DAT_COUNT i; 233*7c478bd9Sstevel@tonic-gate DAT_RETURN status; 234*7c478bd9Sstevel@tonic-gate 235*7c478bd9Sstevel@tonic-gate array = NULL; 236*7c478bd9Sstevel@tonic-gate status = DAT_SUCCESS; 237*7c478bd9Sstevel@tonic-gate 238*7c478bd9Sstevel@tonic-gate /* 239*7c478bd9Sstevel@tonic-gate * The dictionary size may increase between the call to 240*7c478bd9Sstevel@tonic-gate * dat_dictionary_size() and dat_dictionary_enumerate(). 241*7c478bd9Sstevel@tonic-gate * Therefore we loop until a successful enumeration is made. 242*7c478bd9Sstevel@tonic-gate */ 243*7c478bd9Sstevel@tonic-gate *entries_returned = 0; 244*7c478bd9Sstevel@tonic-gate for (;;) { 245*7c478bd9Sstevel@tonic-gate status = dat_dictionary_size(g_sr_dictionary, &array_size); 246*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS != status) { 247*7c478bd9Sstevel@tonic-gate goto bail; 248*7c478bd9Sstevel@tonic-gate } 249*7c478bd9Sstevel@tonic-gate 250*7c478bd9Sstevel@tonic-gate if (array_size == 0) { 251*7c478bd9Sstevel@tonic-gate status = DAT_SUCCESS; 252*7c478bd9Sstevel@tonic-gate goto bail; 253*7c478bd9Sstevel@tonic-gate } 254*7c478bd9Sstevel@tonic-gate 255*7c478bd9Sstevel@tonic-gate array = dat_os_alloc(array_size * sizeof (DAT_SR_ENTRY *)); 256*7c478bd9Sstevel@tonic-gate if (array == NULL) { 257*7c478bd9Sstevel@tonic-gate status = DAT_ERROR(DAT_INSUFFICIENT_RESOURCES, 258*7c478bd9Sstevel@tonic-gate DAT_RESOURCE_MEMORY); 259*7c478bd9Sstevel@tonic-gate goto bail; 260*7c478bd9Sstevel@tonic-gate } 261*7c478bd9Sstevel@tonic-gate 262*7c478bd9Sstevel@tonic-gate dat_os_lock(&g_sr_lock); 263*7c478bd9Sstevel@tonic-gate 264*7c478bd9Sstevel@tonic-gate status = dat_dictionary_enumerate(g_sr_dictionary, 265*7c478bd9Sstevel@tonic-gate (DAT_DICTIONARY_DATA *) array, 266*7c478bd9Sstevel@tonic-gate array_size); 267*7c478bd9Sstevel@tonic-gate 268*7c478bd9Sstevel@tonic-gate dat_os_unlock(&g_sr_lock); 269*7c478bd9Sstevel@tonic-gate 270*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS == status) { 271*7c478bd9Sstevel@tonic-gate break; 272*7c478bd9Sstevel@tonic-gate } else { 273*7c478bd9Sstevel@tonic-gate dat_os_free(array, 274*7c478bd9Sstevel@tonic-gate array_size * sizeof (DAT_SR_ENTRY *)); 275*7c478bd9Sstevel@tonic-gate array = NULL; 276*7c478bd9Sstevel@tonic-gate continue; 277*7c478bd9Sstevel@tonic-gate } 278*7c478bd9Sstevel@tonic-gate } 279*7c478bd9Sstevel@tonic-gate 280*7c478bd9Sstevel@tonic-gate for (i = 0; (i < max_to_return) && (i < array_size); i++) { 281*7c478bd9Sstevel@tonic-gate if (NULL == dat_provider_list[i]) { 282*7c478bd9Sstevel@tonic-gate status = DAT_ERROR(DAT_INVALID_PARAMETER, 283*7c478bd9Sstevel@tonic-gate DAT_INVALID_ARG3); 284*7c478bd9Sstevel@tonic-gate goto bail; 285*7c478bd9Sstevel@tonic-gate } 286*7c478bd9Sstevel@tonic-gate 287*7c478bd9Sstevel@tonic-gate *dat_provider_list[i] = array[i]->info; 288*7c478bd9Sstevel@tonic-gate } 289*7c478bd9Sstevel@tonic-gate 290*7c478bd9Sstevel@tonic-gate *entries_returned = i; 291*7c478bd9Sstevel@tonic-gate 292*7c478bd9Sstevel@tonic-gate bail: 293*7c478bd9Sstevel@tonic-gate if (NULL != array) { 294*7c478bd9Sstevel@tonic-gate dat_os_free(array, array_size * sizeof (DAT_SR_ENTRY *)); 295*7c478bd9Sstevel@tonic-gate } 296*7c478bd9Sstevel@tonic-gate 297*7c478bd9Sstevel@tonic-gate return (status); 298*7c478bd9Sstevel@tonic-gate } 299*7c478bd9Sstevel@tonic-gate 300*7c478bd9Sstevel@tonic-gate 301*7c478bd9Sstevel@tonic-gate 302*7c478bd9Sstevel@tonic-gate /* 303*7c478bd9Sstevel@tonic-gate * Function: dat_sr_provider_open 304*7c478bd9Sstevel@tonic-gate */ 305*7c478bd9Sstevel@tonic-gate 306*7c478bd9Sstevel@tonic-gate extern DAT_RETURN 307*7c478bd9Sstevel@tonic-gate dat_sr_provider_open( 308*7c478bd9Sstevel@tonic-gate IN const DAT_PROVIDER_INFO *info) 309*7c478bd9Sstevel@tonic-gate { 310*7c478bd9Sstevel@tonic-gate DAT_RETURN status; 311*7c478bd9Sstevel@tonic-gate DAT_SR_ENTRY *data; 312*7c478bd9Sstevel@tonic-gate 313*7c478bd9Sstevel@tonic-gate dat_os_lock(&g_sr_lock); 314*7c478bd9Sstevel@tonic-gate 315*7c478bd9Sstevel@tonic-gate status = dat_dictionary_search(g_sr_dictionary, 316*7c478bd9Sstevel@tonic-gate info, 317*7c478bd9Sstevel@tonic-gate (DAT_DICTIONARY_DATA *) &data); 318*7c478bd9Sstevel@tonic-gate 319*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS == status) { 320*7c478bd9Sstevel@tonic-gate if (0 == data->ref_count) { 321*7c478bd9Sstevel@tonic-gate status = dat_os_library_load(data->lib_path, 322*7c478bd9Sstevel@tonic-gate &data->lib_handle); 323*7c478bd9Sstevel@tonic-gate if (status == DAT_SUCCESS) { 324*7c478bd9Sstevel@tonic-gate data->ref_count++; 325*7c478bd9Sstevel@tonic-gate } else { 326*7c478bd9Sstevel@tonic-gate dat_os_dbg_print(DAT_OS_DBG_TYPE_SR, 327*7c478bd9Sstevel@tonic-gate "DAT Registry: static registry unable to " 328*7c478bd9Sstevel@tonic-gate "load library %s\n", data->lib_path); 329*7c478bd9Sstevel@tonic-gate goto bail; 330*7c478bd9Sstevel@tonic-gate } 331*7c478bd9Sstevel@tonic-gate data->init_func = (DAT_PROVIDER_INIT_FUNC) 332*7c478bd9Sstevel@tonic-gate dat_os_library_sym(data->lib_handle, 333*7c478bd9Sstevel@tonic-gate DAT_PROVIDER_INIT_FUNC_STR); 334*7c478bd9Sstevel@tonic-gate data->fini_func = (DAT_PROVIDER_FINI_FUNC) 335*7c478bd9Sstevel@tonic-gate dat_os_library_sym(data->lib_handle, 336*7c478bd9Sstevel@tonic-gate DAT_PROVIDER_FINI_FUNC_STR); 337*7c478bd9Sstevel@tonic-gate 338*7c478bd9Sstevel@tonic-gate if (NULL != data->init_func) { 339*7c478bd9Sstevel@tonic-gate (*data->init_func)(&data->info, 340*7c478bd9Sstevel@tonic-gate data->ia_params); 341*7c478bd9Sstevel@tonic-gate } 342*7c478bd9Sstevel@tonic-gate } else { 343*7c478bd9Sstevel@tonic-gate data->ref_count++; 344*7c478bd9Sstevel@tonic-gate } 345*7c478bd9Sstevel@tonic-gate } 346*7c478bd9Sstevel@tonic-gate 347*7c478bd9Sstevel@tonic-gate bail: 348*7c478bd9Sstevel@tonic-gate dat_os_unlock(&g_sr_lock); 349*7c478bd9Sstevel@tonic-gate 350*7c478bd9Sstevel@tonic-gate return (status); 351*7c478bd9Sstevel@tonic-gate } 352*7c478bd9Sstevel@tonic-gate 353*7c478bd9Sstevel@tonic-gate 354*7c478bd9Sstevel@tonic-gate /* 355*7c478bd9Sstevel@tonic-gate * Function: dat_sr_provider_close 356*7c478bd9Sstevel@tonic-gate */ 357*7c478bd9Sstevel@tonic-gate 358*7c478bd9Sstevel@tonic-gate extern DAT_RETURN 359*7c478bd9Sstevel@tonic-gate dat_sr_provider_close( 360*7c478bd9Sstevel@tonic-gate IN const DAT_PROVIDER_INFO *info) 361*7c478bd9Sstevel@tonic-gate { 362*7c478bd9Sstevel@tonic-gate DAT_RETURN status; 363*7c478bd9Sstevel@tonic-gate DAT_SR_ENTRY *data; 364*7c478bd9Sstevel@tonic-gate 365*7c478bd9Sstevel@tonic-gate dat_os_lock(&g_sr_lock); 366*7c478bd9Sstevel@tonic-gate 367*7c478bd9Sstevel@tonic-gate status = dat_dictionary_search(g_sr_dictionary, 368*7c478bd9Sstevel@tonic-gate info, 369*7c478bd9Sstevel@tonic-gate (DAT_DICTIONARY_DATA *)&data); 370*7c478bd9Sstevel@tonic-gate 371*7c478bd9Sstevel@tonic-gate if (DAT_SUCCESS == status) { 372*7c478bd9Sstevel@tonic-gate if (1 == data->ref_count) { 373*7c478bd9Sstevel@tonic-gate if (NULL != data->fini_func) { 374*7c478bd9Sstevel@tonic-gate (*data->fini_func)(&data->info); 375*7c478bd9Sstevel@tonic-gate } 376*7c478bd9Sstevel@tonic-gate 377*7c478bd9Sstevel@tonic-gate status = dat_os_library_unload(data->lib_handle); 378*7c478bd9Sstevel@tonic-gate if (status == DAT_SUCCESS) { 379*7c478bd9Sstevel@tonic-gate data->ref_count--; 380*7c478bd9Sstevel@tonic-gate } 381*7c478bd9Sstevel@tonic-gate } else { 382*7c478bd9Sstevel@tonic-gate data->ref_count--; 383*7c478bd9Sstevel@tonic-gate } 384*7c478bd9Sstevel@tonic-gate } 385*7c478bd9Sstevel@tonic-gate 386*7c478bd9Sstevel@tonic-gate dat_os_unlock(&g_sr_lock); 387*7c478bd9Sstevel@tonic-gate 388*7c478bd9Sstevel@tonic-gate return (status); 389*7c478bd9Sstevel@tonic-gate } 390