--- servers/slapd/root_dse.c 2005/04/29 21:29:05 1.95.2.4 +++ servers/slapd/root_dse.c 2005/05/06 16:42:51 1.95.2.5 @@ -1,5 +1,5 @@ /* root_dse.c - Provides the Root DSA-Specific Entry */ -/* $OpenLDAP: pkg/ldap/servers/slapd/root_dse.c,v 1.95.2.3 2005/03/14 22:33:12 kurt Exp $ */ +/* $OpenLDAP: pkg/ldap/servers/slapd/root_dse.c,v 1.95.2.4 2005/04/29 21:29:05 kurt Exp $ */ /* This work is part of OpenLDAP Software . * * Copyright 1999-2005 The OpenLDAP Foundation. @@ -308,3 +308,78 @@ int read_root_dse_file( const char *fnam Debug(LDAP_DEBUG_CONFIG, "rootDSE file %s read.\n", fname, 0, 0); return rc; } + +int +slap_discover_feature( + const char *uri, + int version, + const char *attr, + const char *val ) +{ + LDAP *ld; + LDAPMessage *res = NULL, *entry; + int rc, i; + struct berval cred = BER_BVC( "" ), + bv_val, + **values = NULL; + char *attrs[ 2 ] = { NULL, NULL }; + + ber_str2bv( val, 0, 0, &bv_val ); + attrs[ 0 ] = attr; + + rc = ldap_initialize( &ld, uri ); + if ( rc != LDAP_SUCCESS ) { + return rc; + } + + rc = ldap_set_option( ld, LDAP_OPT_PROTOCOL_VERSION, &version ); + if ( rc != LDAP_SUCCESS ) { + goto done; + } + + rc = ldap_sasl_bind_s( ld, "", LDAP_SASL_SIMPLE, + &cred, NULL, NULL, NULL ); + if ( rc != LDAP_SUCCESS ) { + goto done; + } + + rc = ldap_search_ext_s( ld, "", LDAP_SCOPE_BASE, "(objectClass=*)", + attrs, 0, NULL, NULL, NULL, 0, &res ); + if ( rc != LDAP_SUCCESS ) { + goto done; + } + + entry = ldap_first_entry( ld, res ); + if ( entry == NULL ) { + goto done; + } + + values = ldap_get_values_len( ld, entry, attrs[ 0 ] ); + if ( values == NULL ) { + rc = LDAP_NO_SUCH_ATTRIBUTE; + goto done; + } + + for ( i = 0; values[ i ] != NULL; i++ ) { + if ( bvmatch( &bv_val, values[ i ] ) ) { + rc = LDAP_COMPARE_TRUE; + goto done; + } + } + + rc = LDAP_COMPARE_FALSE; + +done:; + if ( values != NULL ) { + ldap_value_free_len( values ); + } + + if ( res != NULL ) { + ldap_msgfree( res ); + } + + ldap_unbind_ext( ld, NULL, NULL ); + + return rc; +} +