1 /* compare.c - ldap backend compare function */
4 * Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
5 * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
7 /* This is an altered version */
9 * Copyright 1999, Howard Chu, All rights reserved. <hyc@highlandsun.com>
11 * Permission is granted to anyone to use this software for any purpose
12 * on any computer system, and to alter it and redistribute it, subject
13 * to the following restrictions:
15 * 1. The author is not responsible for the consequences of use of this
16 * software, no matter how awful, even if they arise from flaws in it.
18 * 2. The origin of this software must not be misrepresented, either by
19 * explicit claim or by omission. Since few users ever read sources,
20 * credits should appear in the documentation.
22 * 3. Altered versions must be plainly marked as such, and must not be
23 * misrepresented as being the original software. Since few users
24 * ever read sources, credits should appear in the documentation.
26 * 4. This notice may not be removed or altered.
30 * Copyright 2000, Pierangelo Masarati, All rights reserved. <ando@sys-net.it>
32 * This software is being modified by Pierangelo Masarati.
33 * The previously reported conditions apply to the modified code as well.
34 * Changes in the original code are highlighted where required.
35 * Credits for the original code go to the author, Howard Chu.
42 #include <ac/string.h>
43 #include <ac/socket.h>
46 #include "back-ldap.h"
55 AttributeAssertion *ava
58 struct ldapinfo *li = (struct ldapinfo *) be->be_private;
60 struct berval mapped_oc, mapped_at;
61 struct berval mdn = { 0, NULL };
63 lc = ldap_back_getconn(li, conn, op);
64 if (!lc || !ldap_back_dobind( lc, op ) ) {
69 * Rewrite the compare dn, if needed
72 switch ( rewrite_session( li->rwinfo, "compareDn", dn->bv_val, conn, &mdn.bv_val ) ) {
73 case REWRITE_REGEXEC_OK:
74 if ( mdn.bv_val == NULL ) {
75 mdn.bv_val = ( char * )dn->bv_val;
78 LDAP_LOG(( "backend", LDAP_LEVEL_DETAIL1,
79 "[rw] compareDn: \"%s\" -> \"%s\"\n",
80 dn->bv_val, mdn.bv_val ));
81 #else /* !NEW_LOGGING */
82 Debug( LDAP_DEBUG_ARGS, "rw> compareDn: \"%s\" -> \"%s\"\n%s",
83 dn->bv_val, mdn.bv_val, "" );
84 #endif /* !NEW_LOGGING */
87 case REWRITE_REGEXEC_UNWILLING:
88 send_ldap_result( conn, op, LDAP_UNWILLING_TO_PERFORM,
89 NULL, "Unwilling to perform", NULL, NULL );
92 case REWRITE_REGEXEC_ERR:
93 send_ldap_result( conn, op, LDAP_OPERATIONS_ERROR,
94 NULL, "Operations error", NULL, NULL );
97 #else /* !ENABLE_REWRITE */
98 ldap_back_dn_massage( li, dn, &mdn, 0, 1 );
99 if ( mdn.bv_val == NULL ) {
102 #endif /* !ENABLE_REWRITE */
104 ldap_back_map(&li->oc_map, &ava->aa_desc->ad_cname, &mapped_oc, 0);
105 if (mapped_oc.bv_val == NULL)
108 ldap_back_map(&li->at_map, &ava->aa_value, &mapped_at, 0);
109 if (mapped_at.bv_val == NULL)
112 ldap_compare_s( lc->ld, mdn.bv_val, mapped_oc.bv_val, mapped_at.bv_val );
114 if ( mdn.bv_val != dn->bv_val ) {
118 return( ldap_back_op_result( lc, op ) );