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108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
/* $OpenLDAP$ */
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/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
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*
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* Copyright 1998-2020 The OpenLDAP Foundation.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted only as authorized by the OpenLDAP
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* Public License.
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*
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* A copy of this license is available in the file LICENSE in the
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* top-level directory of the distribution or, alternatively, at
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* <http://www.OpenLDAP.org/license.html>.
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*/
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#include "portable.h"
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#include <ac/string.h>
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#include "lutil.h"
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#include "slap.h"
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Avlnode *lload_exop_handlers = NULL;
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int
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request_extended( Connection *c, Operation *op )
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{
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ExopHandler *handler, needle = {};
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BerElement *copy;
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struct berval bv;
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ber_tag_t tag;
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if ( (copy = ber_alloc()) == NULL ) {
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if ( operation_send_reject_locked(
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op, LDAP_OTHER, "internal error", 0 ) == LDAP_SUCCESS ) {
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CONNECTION_DESTROY(c);
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}
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return -1;
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}
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ber_init2( copy, &op->o_request, 0 );
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tag = ber_skip_element( copy, &bv );
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if ( tag != LDAP_TAG_EXOP_REQ_OID ) {
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Debug( LDAP_DEBUG_STATS, "request_extended: "
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"no OID present in extended request\n" );
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return operation_send_reject_locked(
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op, LDAP_PROTOCOL_ERROR, "decoding error", 0 );
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}
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needle.oid = bv;
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handler = avl_find( lload_exop_handlers, &needle, exop_handler_cmp );
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if ( handler ) {
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Debug( LDAP_DEBUG_TRACE, "request_extended: "
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"handling exop OID %.*s internally\n",
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(int)bv.bv_len, bv.bv_val );
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ber_free( copy, 0 );
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return handler->func( c, op );
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}
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ber_free( copy, 0 );
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if ( c->c_state == SLAP_C_BINDING ) {
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return operation_send_reject_locked(
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op, LDAP_PROTOCOL_ERROR, "bind in progress", 0 );
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}
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return request_process( c, op );
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}
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ExopHandler lload_exops[] = { { BER_BVNULL }
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};
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int
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exop_handler_cmp( const void *left, const void *right )
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{
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const struct lload_exop_handlers_t *l = left, *r = right;
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return ber_bvcmp( &l->oid, &r->oid );
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}
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int
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lload_register_exop_handlers( struct lload_exop_handlers_t *handler )
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{
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for ( ; !BER_BVISNULL( &handler->oid ); handler++ ) {
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Debug( LDAP_DEBUG_TRACE, "lload_register_exop_handlers: "
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"registering handler for exop oid=%s\n",
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handler->oid.bv_val );
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if ( avl_insert( &lload_exop_handlers, handler, exop_handler_cmp,
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avl_dup_error ) ) {
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Debug( LDAP_DEBUG_ANY, "lload_register_exop_handlers: "
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"failed to register handler for exop oid=%s\n",
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handler->oid.bv_val );
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return -1;
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}
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}
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return LDAP_SUCCESS;
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}
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int
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lload_exop_init( void )
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{
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if ( lload_register_exop_handlers( lload_exops ) ) {
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return -1;
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}
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return LDAP_SUCCESS;
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}
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