Modify ad_cmp() macro to support use as an ordering function.

[openldap] / servers / slapd / back-bdb / referral.c

diff --git a/servers/slapd/back-bdb/referral.c b/servers/slapd/back-bdb/referral.c
index ef8e5d7ca1e66faa5b3aadf84b149d191642a75c..64ee0caace11298c54673f799a01f1586556da7a 100644 (file)
--- a/servers/slapd/back-bdb/referral.c
+++ b/servers/slapd/back-bdb/referral.c
@@ -1,7 +1,7 @@
-/* referral.c - LDBM backend referral handler */
+/* referral.c - BDB backend referral handler */
 /* $OpenLDAP$ */
 /*
- * Copyright 2000 The OpenLDAP Foundation, All Rights Reserved.
+ * Copyright 2000-2002 The OpenLDAP Foundation, All Rights Reserved.
  * COPYING RESTRICTIONS APPLY, see COPYRIGHT file
  */
 
@@ -14,16 +14,16 @@
 
 int
 bdb_referrals(
-    BackendDB  *be,
-    Connection *conn,
-    Operation  *op,
-    const char *dn,
-    const char *ndn,
+       BackendDB       *be,
+       Connection      *conn,
+       Operation       *op,
+       struct berval *dn,
+       struct berval *ndn,
        const char **text )
 {
        struct bdb_info *bdb = (struct bdb_info *) be->be_private;
        int rc = LDAP_SUCCESS;
-       Entry *e, *matched;
+       Entry *e = NULL, *matched;
 
        if( op->o_tag == LDAP_REQ_SEARCH ) {
                /* let search take care of itself */
@@ -35,66 +35,82 @@ bdb_referrals(
                return rc;
        } 
 
-       /* fetch entry */
-       rc = dn2entry_r( be, NULL, ndn, &e, &matched );
+       /* get entry */
+       rc = bdb_dn2entry( be, NULL, ndn, &e, &matched, 0 );
 
        switch(rc) {
        case DB_NOTFOUND:
+               rc = 0;
        case 0:
                break;
        default:
+               Debug( LDAP_DEBUG_TRACE,
+                       "bdb_referrals: dn2entry failed: %s (%d)\n",
+                       db_strerror(rc), rc, 0 ); 
                send_ldap_result( conn, op, rc=LDAP_OTHER,
-                   NULL, "internal error", NULL, NULL );
+                       NULL, "internal error", NULL, NULL );
                return rc;
        }
 
        if ( e == NULL ) {
                char *matched_dn = NULL;
-               struct berval **refs = default_referral;
+               BerVarray refs = NULL;
 
                if ( matched != NULL ) {
                        matched_dn = ch_strdup( matched->e_dn );
 
                        Debug( LDAP_DEBUG_TRACE,
-                               "ldbm_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
-                               op->o_tag, dn, matched_dn );
+                               "bdb_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
+                               (long) op->o_tag, dn->bv_val, matched_dn );
 
-                       refs = is_entry_referral( matched )
-                               ? get_entry_referrals( be, conn, op, matched )
-                               : NULL;
+                       if( is_entry_referral( matched ) ) {
+                               rc = LDAP_OTHER;
+                               refs = get_entry_referrals( be, conn, op, matched );
+                       }
 
                        bdb_entry_return( be, matched );
+                       matched = NULL;
+               } else if ( default_referral != NULL ) {
+                       rc = LDAP_OTHER;
+                       refs = referral_rewrite( default_referral,
+                               NULL, dn, LDAP_SCOPE_DEFAULT );
                }
 
                if( refs != NULL ) {
                        /* send referrals */
                        send_ldap_result( conn, op, rc = LDAP_REFERRAL,
                                matched_dn, NULL, refs, NULL );
+                       ber_bvarray_free( refs );
+               } else if ( rc != LDAP_SUCCESS ) {
+                       send_ldap_result( conn, op, rc, matched_dn,
+                               matched_dn ? "bad referral object" : NULL,
+                               NULL, NULL );
                }
 
-               if( matched != NULL ) {
-                       ber_bvecfree( refs );
-                       free( matched_dn );
-               }
-
+               free( matched_dn );
                return rc;
        }
 
        if ( is_entry_referral( e ) ) {
                /* entry is a referral */
-               struct berval **refs = get_entry_referrals( be,
-                       conn, op, e );
+               BerVarray refs = get_entry_referrals( be, conn, op, e );
+               BerVarray rrefs = referral_rewrite(
+                       refs, &e->e_name, dn, LDAP_SCOPE_DEFAULT );
 
                Debug( LDAP_DEBUG_TRACE,
-                       "ldbm_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
-                       op->o_tag, dn, e->e_dn );
+                       "bdb_referrals: op=%ld target=\"%s\" matched=\"%s\"\n",
+                       (long) op->o_tag, dn->bv_val, e->e_dn );
 
-               if( refs != NULL ) {
+               if( rrefs != NULL ) {
                        send_ldap_result( conn, op, rc = LDAP_REFERRAL,
-                       e->e_dn, NULL, refs, NULL );
+                               e->e_dn, NULL, rrefs, NULL );
+                       ber_bvarray_free( rrefs );
+               } else {
+                       send_ldap_result( conn, op, rc = LDAP_OTHER, e->e_dn,
+                               "bad referral object", NULL, NULL );
                }
 
-               ber_bvecfree( refs );
+               ber_bvarray_free( refs );
        }
 
        bdb_entry_return( be, e );