bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * CDDL HEADER START
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * The contents of this file are subject to the terms of the
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Common Development and Distribution License (the "License").
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * You may not use this file except in compliance with the License.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * See the License for the specific language governing permissions
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * and limitations under the License.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * When distributing Covered Code, include this CDDL HEADER in each
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * If applicable, add the following below this CDDL HEADER, with the
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * fields enclosed by brackets "[]" replaced with your own identifying
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * information: Portions Copyright [yyyy] [name of copyright owner]
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * CDDL HEADER END
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Use is subject to license terms.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Functions for managing thread-local storage for LDAP, and in particular
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * for managing storage of the LDAP error state.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen#include "solaris-int.h" /* This is a libladp5 private include file */
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen /* which has the defintion for */
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen /* struct ldap_extra_thread_fns */
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenstatic void *adutils_mutex_alloc(void);
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenstatic int adutils_get_errno(void);
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenstatic void adutils_set_lderrno(int err, char *matched, char *errmsg,
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenstatic int adutils_get_lderrno(char **matched, char **errmsg, void *dummy);
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenstatic void adutils_lderrno_destructor(void *tsd);
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenstatic pthread_key_t adutils_lderrno_key = PTHREAD_ONCE_KEY_NP;
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen .ltf_mutex_lock = (int (*)(void *)) pthread_mutex_lock,
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen .ltf_mutex_unlock = (int (*)(void *)) pthread_mutex_unlock,
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenstruct ldap_extra_thread_fns extra_thread_fns = {
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen .ltf_threadid_fn = (void * (*)(void))pthread_self
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Set up thread management functions for the specified LDAP session.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Returns either LDAP_SUCCESS or -1.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen if (adutils_lderrno_key == PTHREAD_ONCE_KEY_NP) {
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen if ((rc = pthread_key_create_once_np(&adutils_lderrno_key,
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen logger(LOG_ERR, "adutils_set_thread_functions() "
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "pthread_key_create_once_np failed (%s)",
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen rc = ldap_set_option(ld, LDAP_OPT_THREAD_FN_PTRS,
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "ldap_set_option LDAP_OPT_THREAD_FN_PTRS failed");
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen rc = ldap_set_option(ld, LDAP_OPT_EXTRA_THREAD_FN_PTRS,
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "ldap_set_option LDAP_OPT_EXTRA_THREAD_FN_PTRS failed");
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Allocate a mutex.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "adutils_mutex_alloc: malloc failed (%s)",
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "adutils_mutex_alloc: "
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "pthread_mutex_init failed (%s)",
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Free a mutex.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen (void) pthread_mutex_destroy((pthread_mutex_t *)mutexp);
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Get the thread's local errno.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Set the thread's local errno.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Get a pointer to the thread's local LDAP error state structure.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Lazily allocate the thread-local storage, so that we don't need
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * initialization when each thread starts.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen le = pthread_getspecific(adutils_lderrno_key);
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "adutils_get_lderrno_struct: calloc failed (%s)",
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen rc = pthread_setspecific(adutils_lderrno_key, le);
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "adutils_get_lderrno_struct: "
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen "pthread_setspecific failed (%s)",
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Store an error report in the thread's local LDAP error state structure.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenadutils_set_lderrno(int err, char *matched, char *errmsg, void *dummy)
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Retrieve an error report from the thread's local LDAP error state structure.
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullenadutils_get_lderrno(char **matched, char **errmsg, void *dummy)
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen static struct adutils_lderrno empty = { LDAP_SUCCESS, NULL, NULL };
bd42852645f5ef79a1729096abd7405b72e159f7Julian Pullen * Free the thread's local LDAP error state structure.