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author | Matt A. Tobin <email@mattatobin.com> | 2019-11-03 00:17:46 -0400 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2019-11-03 00:17:46 -0400 |
commit | 302bf1b523012e11b60425d6eee1221ebc2724eb (patch) | |
tree | b191a895f8716efcbe42f454f37597a545a6f421 /ldap/c-sdk/libraries/libldap/cache.c | |
parent | 21b3f6247403c06f85e1f45d219f87549862198f (diff) | |
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Issue #1258 - Part 1: Import mailnews, ldap, and mork from comm-esr52.9.1
Diffstat (limited to 'ldap/c-sdk/libraries/libldap/cache.c')
-rw-r--r-- | ldap/c-sdk/libraries/libldap/cache.c | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/ldap/c-sdk/libraries/libldap/cache.c b/ldap/c-sdk/libraries/libldap/cache.c new file mode 100644 index 000000000..54195e5fe --- /dev/null +++ b/ldap/c-sdk/libraries/libldap/cache.c @@ -0,0 +1,145 @@ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is Mozilla Communicator client code, released + * March 31, 1998. + * + * The Initial Developer of the Original Code is + * Netscape Communications Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998-1999 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either of the GNU General Public License Version 2 or later (the "GPL"), + * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ +/* + * Copyright (c) 1993 The Regents of the University of Michigan. + * All rights reserved. + */ +/* + * cache.c - generic caching support for LDAP + */ + +#include "ldap-int.h" + +/* + * ldap_cache_flush - flush part of the LDAP cache. returns an + * ldap error code (LDAP_SUCCESS, LDAP_NO_SUCH_OBJECT, etc.). + */ + +int +LDAP_CALL +ldap_cache_flush( LDAP *ld, const char *dn, const char *filter ) +{ + if ( !NSLDAPI_VALID_LDAP_POINTER( ld )) { + return( LDAP_PARAM_ERROR ); + } + + if ( dn == NULL ) { + dn = ""; + } + + return( (ld->ld_cache_flush)( ld, dn, filter ) ); +} + +/* + * nsldapi_add_result_to_cache - add an ldap entry we just read off the network + * to the ldap cache. this routine parses the ber for the entry and + * constructs the appropriate add request. this routine calls the + * cache add routine to actually add the entry. + */ + +void +nsldapi_add_result_to_cache( LDAP *ld, LDAPMessage *m ) +{ + char *dn; + LDAPMod **mods; + int i, max, rc; + char *a; + BerElement *ber; + char buf[50]; + struct berval bv; + struct berval *bvp[2]; + + LDAPDebug( LDAP_DEBUG_TRACE, "=> nsldapi_add_result_to_cache id %d type %d\n", + m->lm_msgid, m->lm_msgtype, 0 ); + if ( m->lm_msgtype != LDAP_RES_SEARCH_ENTRY || + ld->ld_cache_add == NULL ) { + LDAPDebug( LDAP_DEBUG_TRACE, + "<= nsldapi_add_result_to_cache not added\n", 0, 0, 0 ); + return; + } + +#define GRABSIZE 5 + + dn = ldap_get_dn( ld, m ); + mods = (LDAPMod **)NSLDAPI_MALLOC( GRABSIZE * sizeof(LDAPMod *) ); + max = GRABSIZE; + for ( i = 0, a = ldap_first_attribute( ld, m, &ber ); a != NULL; + a = ldap_next_attribute( ld, m, ber ), i++ ) { + if ( i == (max - 1) ) { + max += GRABSIZE; + mods = (LDAPMod **)NSLDAPI_REALLOC( mods, + sizeof(LDAPMod *) * max ); + } + + mods[i] = (LDAPMod *)NSLDAPI_CALLOC( 1, sizeof(LDAPMod) ); + mods[i]->mod_op = LDAP_MOD_BVALUES; + mods[i]->mod_type = a; + mods[i]->mod_bvalues = ldap_get_values_len( ld, m, a ); + } + if ( ber != NULL ) { + ber_free( ber, 0 ); + } + if (( rc = LDAP_GET_LDERRNO( ld, NULL, NULL )) != LDAP_SUCCESS ) { + LDAPDebug( LDAP_DEBUG_TRACE, + "<= nsldapi_add_result_to_cache error: failed to construct mod list (%s)\n", + ldap_err2string( rc ), 0, 0 ); + ldap_mods_free( mods, 1 ); + return; + } + + /* update special cachedtime attribute */ + if ( i == (max - 1) ) { + max++; + mods = (LDAPMod **)NSLDAPI_REALLOC( mods, + sizeof(LDAPMod *) * max ); + } + mods[i] = (LDAPMod *)NSLDAPI_CALLOC( 1, sizeof(LDAPMod) ); + mods[i]->mod_op = LDAP_MOD_BVALUES; + mods[i]->mod_type = "cachedtime"; + sprintf( buf, "%ld", time( NULL ) ); + bv.bv_val = buf; + bv.bv_len = strlen( buf ); + bvp[0] = &bv; + bvp[1] = NULL; + mods[i]->mod_bvalues = bvp; + mods[++i] = NULL; + + /* msgid of -1 means don't send the result */ + rc = (ld->ld_cache_add)( ld, -1, m->lm_msgtype, dn, mods ); + LDAPDebug( LDAP_DEBUG_TRACE, + "<= nsldapi_add_result_to_cache added (rc %d)\n", rc, 0, 0 ); +} |