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https://git.openldap.org/openldap/openldap.git
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123 lines
3.8 KiB
C
123 lines
3.8 KiB
C
/* compare.c - ldbm backend compare routine */
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#include "portable.h"
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#include <stdio.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include "slap.h"
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#include "back-ldbm.h"
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#include "proto-back-ldbm.h"
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#ifdef SLAPD_ACLGROUPS
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/* return 0 IFF edn is a value in member attribute
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* of entry with bdn AND that entry has an objectClass
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* value of groupOfNames
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*/
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int
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ldbm_back_group(
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Backend *be,
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Entry *target,
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char *bdn,
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char *edn,
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char *objectclassValue,
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char *groupattrName
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)
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{
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struct ldbminfo *li = (struct ldbminfo *) be->be_private;
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Entry *e;
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char *tdn, *xdn;
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char *matched;
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Attribute *objectClass;
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Attribute *member;
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int rc;
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Debug( LDAP_DEBUG_TRACE, "=> ldbm_back_group: bdn: %s\n", bdn, 0, 0 );
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Debug( LDAP_DEBUG_TRACE, "=> ldbm_back_group: edn: %s\n", edn, 0, 0 );
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Debug( LDAP_DEBUG_TRACE, "=> ldbm_back_group: objectClass: %s attrName: %s\n",
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objectclassValue, groupattrName, 0 );
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tdn = dn_normalize_case( ch_strdup( target->e_dn ) );
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xdn = dn_normalize_case( ch_strdup( bdn ) );
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Debug( LDAP_DEBUG_TRACE, "=> ldbm_back_group: tdn: %s\n", tdn, 0, 0 );
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if (strcmp(tdn, xdn) == 0) {
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/* we already have a LOCKED copy of the entry */
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e = target;
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Debug( LDAP_DEBUG_ARGS,
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"=> ldbm_back_group: target is bdn: %s\n",
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bdn, 0, 0 );
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} else {
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/* can we find bdn entry with reader lock */
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if ((e = dn2entry_r(be, bdn, &matched )) == NULL) {
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Debug( LDAP_DEBUG_TRACE,
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"=> ldbm_back_group: cannot find bdn: %s matched: %s\n",
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bdn, (matched ? matched : ""), 0 );
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if (matched != NULL)
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free(matched);
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free(tdn);
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free(xdn);
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return( 1 );
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}
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Debug( LDAP_DEBUG_ARGS,
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"=> ldbm_back_group: found bdn: %s\n",
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bdn, 0, 0 );
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}
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free(tdn);
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free(xdn);
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/* check for deleted */
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/* find it's objectClass and member attribute values
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* make sure this is a group entry
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* finally test if we can find edn in the member attribute value list *
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*/
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rc = 1;
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if ((objectClass = attr_find(e->e_attrs, "objectclass")) == NULL) {
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Debug( LDAP_DEBUG_TRACE, "<= ldbm_back_group: failed to find objectClass\n", 0, 0, 0 );
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}
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else if ((member = attr_find(e->e_attrs, groupattrName)) == NULL) {
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Debug( LDAP_DEBUG_TRACE, "<= ldbm_back_group: failed to find %s\n", groupattrName, 0, 0 );
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}
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else {
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struct berval bvObjectClass;
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struct berval bvMembers;
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Debug( LDAP_DEBUG_ARGS, "<= ldbm_back_group: found objectClass and %s\n", groupattrName, 0, 0 );
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bvObjectClass.bv_val = objectclassValue;
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bvObjectClass.bv_len = strlen( bvObjectClass.bv_val );
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bvMembers.bv_val = edn;
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bvMembers.bv_len = strlen( edn );
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if (value_find(objectClass->a_vals, &bvObjectClass, SYNTAX_CIS, 1) != 0) {
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Debug( LDAP_DEBUG_TRACE,
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"<= ldbm_back_group: failed to find %s in objectClass\n",
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objectclassValue, 0, 0 );
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}
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else if (value_find(member->a_vals, &bvMembers, SYNTAX_CIS, 1) != 0) {
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Debug( LDAP_DEBUG_ACL, "<= ldbm_back_group: %s not in %s: %s\n",
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edn, bdn, groupattrName );
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}
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else {
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Debug( LDAP_DEBUG_ACL, "<= ldbm_back_group: %s is in %s: %s\n",
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edn, bdn, groupattrName );
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rc = 0;
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}
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}
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if( target != e ) {
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/* free entry and reader lock */
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cache_return_entry_r( &li->li_cache, e );
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}
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Debug( LDAP_DEBUG_ARGS, "ldbm_back_group: rc: %d\n", rc, 0, 0 );
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return(rc);
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}
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#endif /* SLAPD_ACLGROUPS */
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