+int
+slap_find_control_id(
+ const char *oid,
+ int *cid )
+{
+ struct slap_control *ctrl = find_ctrl( oid );
+ if ( ctrl ) {
+ if ( cid ) *cid = ctrl->sc_cid;
+ return LDAP_SUCCESS;
+ }
+ return LDAP_CONTROL_NOT_FOUND;
+}
+
+int
+slap_global_control( Operation *op, const char *oid, int *cid )
+{
+ struct slap_control *ctrl = find_ctrl( oid );
+
+ if ( ctrl == NULL ) {
+ /* should not be reachable */
+ Debug( LDAP_DEBUG_ANY,
+ "slap_global_control: unrecognized control: %s\n",
+ oid, 0, 0 );
+ return LDAP_CONTROL_NOT_FOUND;
+ }
+
+ if ( cid ) *cid = ctrl->sc_cid;
+
+ if ( ( ctrl->sc_mask & SLAP_CTRL_GLOBAL ) ||
+ ( ( op->o_tag & LDAP_REQ_SEARCH ) &&
+ ( ctrl->sc_mask & SLAP_CTRL_GLOBAL_SEARCH ) ) )
+ {
+ return LDAP_COMPARE_TRUE;
+ }
+
+ Debug( LDAP_DEBUG_TRACE,
+ "slap_global_control: unavailable control: %s\n",
+ oid, 0, 0 );
+
+ return LDAP_COMPARE_FALSE;
+}
+
+void slap_free_ctrls(
+ Operation *op,
+ LDAPControl **ctrls )
+{
+ int i;
+
+ for (i=0; ctrls[i]; i++) {
+ op->o_tmpfree(ctrls[i], op->o_tmpmemctx );
+ }
+ op->o_tmpfree( ctrls, op->o_tmpmemctx );
+}
+
+int slap_parse_ctrl(
+ Operation *op,
+ SlapReply *rs,
+ LDAPControl *control,
+ const char **text )
+{
+ struct slap_control *sc;
+
+ sc = find_ctrl( control->ldctl_oid );
+ if( sc != NULL ) {
+ /* recognized control */
+ slap_mask_t tagmask;
+ switch( op->o_tag ) {
+ case LDAP_REQ_ADD:
+ tagmask = SLAP_CTRL_ADD;
+ break;
+ case LDAP_REQ_BIND:
+ tagmask = SLAP_CTRL_BIND;
+ break;
+ case LDAP_REQ_COMPARE:
+ tagmask = SLAP_CTRL_COMPARE;
+ break;
+ case LDAP_REQ_DELETE:
+ tagmask = SLAP_CTRL_DELETE;
+ break;
+ case LDAP_REQ_MODIFY:
+ tagmask = SLAP_CTRL_MODIFY;
+ break;
+ case LDAP_REQ_RENAME:
+ tagmask = SLAP_CTRL_RENAME;
+ break;
+ case LDAP_REQ_SEARCH:
+ tagmask = SLAP_CTRL_SEARCH;
+ break;
+ case LDAP_REQ_UNBIND:
+ tagmask = SLAP_CTRL_UNBIND;
+ break;
+ case LDAP_REQ_ABANDON:
+ tagmask = SLAP_CTRL_ABANDON;
+ break;
+ case LDAP_REQ_EXTENDED:
+ tagmask=~0L;
+ assert( op->ore_reqoid.bv_val != NULL );
+ if( sc->sc_extendedopsbv != NULL ) {
+ int i;
+ for( i=0; !BER_BVISNULL( &sc->sc_extendedopsbv[i] ); i++ ) {
+ if( bvmatch( &op->ore_reqoid,
+ &sc->sc_extendedopsbv[i] ) )
+ {
+ tagmask=0L;
+ break;
+ }
+ }
+ }
+ break;
+ default:
+ *text = "controls internal error";
+ return LDAP_OTHER;
+ }
+
+ if (( sc->sc_mask & tagmask ) == tagmask ) {
+ /* available extension */
+ int rc;
+
+ if( !sc->sc_parse ) {
+ *text = "not yet implemented";
+ return LDAP_OTHER;
+ }
+
+ rc = sc->sc_parse( op, rs, control );
+ if ( rc ) {
+ assert( rc != LDAP_UNAVAILABLE_CRITICAL_EXTENSION );
+ return rc;
+ }
+
+ } else if( control->ldctl_iscritical ) {
+ /* unavailable CRITICAL control */
+ *text = "critical extension is unavailable";
+ return LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
+ }
+ } else if( control->ldctl_iscritical ) {
+ /* unrecognized CRITICAL control */
+ *text = "critical extension is not recognized";
+ return LDAP_UNAVAILABLE_CRITICAL_EXTENSION;
+ }
+
+ return LDAP_SUCCESS;
+}
+