X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=servers%2Fslapd%2Fback-ldap%2Fcompare.c;h=02666f9bb379aaa58d335fbd20c7d649196a71cb;hb=c6f12694fc959cde780fe83adfa535cce7998b89;hp=9d9fa97470dd4cea2043f5cc68d29b22161066db;hpb=185ff129b59340698f32e9e8ecf26c21fb58b446;p=openldap diff --git a/servers/slapd/back-ldap/compare.c b/servers/slapd/back-ldap/compare.c index 9d9fa97470..02666f9bb3 100644 --- a/servers/slapd/back-ldap/compare.c +++ b/servers/slapd/back-ldap/compare.c @@ -1,38 +1,24 @@ /* compare.c - ldap backend compare function */ /* $OpenLDAP$ */ -/* - * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved. - * COPYING RESTRICTIONS APPLY, see COPYRIGHT file - */ -/* This is an altered version */ -/* - * Copyright 1999, Howard Chu, All rights reserved. - * - * Permission is granted to anyone to use this software for any purpose - * on any computer system, and to alter it and redistribute it, subject - * to the following restrictions: - * - * 1. The author is not responsible for the consequences of use of this - * software, no matter how awful, even if they arise from flaws in it. - * - * 2. The origin of this software must not be misrepresented, either by - * explicit claim or by omission. Since few users ever read sources, - * credits should appear in the documentation. - * - * 3. Altered versions must be plainly marked as such, and must not be - * misrepresented as being the original software. Since few users - * ever read sources, credits should appear in the documentation. - * - * 4. This notice may not be removed or altered. +/* This work is part of OpenLDAP Software . * + * Copyright 2003-2008 The OpenLDAP Foundation. + * Portions Copyright 1999-2003 Howard Chu. + * Portions Copyright 2000-2003 Pierangelo Masarati. + * All rights reserved. * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted only as authorized by the OpenLDAP + * Public License. * - * Copyright 2000, Pierangelo Masarati, All rights reserved. - * - * This software is being modified by Pierangelo Masarati. - * The previously reported conditions apply to the modified code as well. - * Changes in the original code are highlighted where required. - * Credits for the original code go to the author, Howard Chu. + * A copy of this license is available in the file LICENSE in the + * top-level directory of the distribution or, alternatively, at + * . + */ +/* ACKNOWLEDGEMENTS: + * This work was initially developed by the Howard Chu for inclusion + * in OpenLDAP Software and subsequently enhanced by Pierangelo + * Masarati. */ #include "portable.h" @@ -47,73 +33,52 @@ int ldap_back_compare( - Backend *be, - Connection *conn, - Operation *op, - struct berval *dn, - struct berval *ndn, - AttributeAssertion *ava -) + Operation *op, + SlapReply *rs ) { - struct ldapinfo *li = (struct ldapinfo *) be->be_private; - struct ldapconn *lc; - char *mapped_oc, *mapped_at; - struct berval mdn = { 0, NULL }; + ldapinfo_t *li = (ldapinfo_t *)op->o_bd->be_private; - lc = ldap_back_getconn(li, conn, op); - if (!lc || !ldap_back_dobind( lc, op ) ) { - return( -1 ); - } + ldapconn_t *lc = NULL; + ber_int_t msgid; + ldap_back_send_t retrying = LDAP_BACK_RETRYING; + LDAPControl **ctrls = NULL; + int rc = LDAP_SUCCESS; - /* - * Rewrite the compare dn, if needed - */ -#ifdef ENABLE_REWRITE - switch ( rewrite_session( li->rwinfo, "compareDn", dn->bv_val, conn, &mdn.bv_val ) ) { - case REWRITE_REGEXEC_OK: - if ( mdn.bv_val == NULL ) { - mdn.bv_val = ( char * )dn->bv_val; - } -#ifdef NEW_LOGGING - LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1, - "[rw] compareDn: \"%s\" -> \"%s\"\n", - dn->bv_val, mdn.bv_val )); -#else /* !NEW_LOGGING */ - Debug( LDAP_DEBUG_ARGS, "rw> compareDn: \"%s\" -> \"%s\"\n%s", - dn->bv_val, mdn.bv_val, "" ); -#endif /* !NEW_LOGGING */ - break; - - case REWRITE_REGEXEC_UNWILLING: - send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM, - NULL, "Unwilling to perform", NULL, NULL ); - return( -1 ); - - case REWRITE_REGEXEC_ERR: - send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR, - NULL, "Operations error", NULL, NULL ); - return( -1 ); - } -#else /* !ENABLE_REWRITE */ - ldap_back_dn_massage( li, dn, &mdn, 0, 1 ); - if ( mdn.bv_val == NULL ) { - return -1; + if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) { + lc = NULL; + goto cleanup; } -#endif /* !ENABLE_REWRITE */ - - mapped_oc = ldap_back_map(&li->oc_map, ava->aa_desc->ad_cname.bv_val, 0); - if (mapped_oc == NULL) - return( -1 ); - mapped_at = ldap_back_map(&li->at_map, ava->aa_value.bv_val, 0); - if (mapped_at == NULL) - return( -1 ); - - ldap_compare_s( lc->ld, mdn.bv_val, mapped_oc, mapped_at ); +retry: + ctrls = op->o_ctrls; + rc = ldap_back_controls_add( op, rs, lc, &ctrls ); + if ( rc != LDAP_SUCCESS ) { + send_ldap_result( op, rs ); + goto cleanup; + } - if ( mdn.bv_val != dn->bv_val ) { - free( mdn.bv_val ); + rs->sr_err = ldap_compare_ext( lc->lc_ld, op->o_req_dn.bv_val, + op->orc_ava->aa_desc->ad_cname.bv_val, + &op->orc_ava->aa_value, + ctrls, NULL, &msgid ); + rc = ldap_back_op_result( lc, op, rs, msgid, + li->li_timeout[ SLAP_OP_COMPARE ], + ( LDAP_BACK_SENDRESULT | retrying ) ); + if ( rc == LDAP_UNAVAILABLE && retrying ) { + retrying &= ~LDAP_BACK_RETRYING; + if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) { + /* if the identity changed, there might be need to re-authz */ + (void)ldap_back_controls_free( op, rs, &ctrls ); + goto retry; + } } + +cleanup: + (void)ldap_back_controls_free( op, rs, &ctrls ); - return( ldap_back_op_result( lc, op ) ); + if ( lc != NULL ) { + ldap_back_release_conn( li, lc ); + } + + return rs->sr_err; }