/* $NetBSD: modrdn.c,v 1.1.1.6.6.1 2019/08/10 06:17:18 martin Exp $ */ /* modrdn.c - ldap backend modrdn function */ /* $OpenLDAP$ */ /* This work is part of OpenLDAP Software . * * Copyright 1999-2019 The OpenLDAP Foundation. * Portions Copyright 1999-2003 Howard Chu. * Portions Copyright 2000-2003 Pierangelo Masarati. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted only as authorized by the OpenLDAP * Public License. * * A copy of this license is available in the file LICENSE in the * top-level directory of the distribution or, alternatively, at * . */ /* ACKNOWLEDGEMENTS: * This work was initially developed by the Howard Chu for inclusion * in OpenLDAP Software and subsequently enhanced by Pierangelo * Masarati. */ #include __RCSID("$NetBSD: modrdn.c,v 1.1.1.6.6.1 2019/08/10 06:17:18 martin Exp $"); #include "portable.h" #include #include #include #include "slap.h" #include "back-ldap.h" int ldap_back_modrdn( Operation *op, SlapReply *rs ) { ldapinfo_t *li = (ldapinfo_t *)op->o_bd->be_private; ldapconn_t *lc = NULL; ber_int_t msgid; LDAPControl **ctrls = NULL; ldap_back_send_t retrying = LDAP_BACK_RETRYING; int rc = LDAP_SUCCESS; char *newSup = NULL; struct berval newrdn = BER_BVNULL; if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) { return rs->sr_err; } if ( op->orr_newSup ) { /* needs LDAPv3 */ switch ( li->li_version ) { case LDAP_VERSION3: break; case 0: if ( op->o_protocol == 0 || op->o_protocol == LDAP_VERSION3 ) { break; } /* fall thru */ default: /* op->o_protocol cannot be anything but LDAPv3, * otherwise wouldn't be here */ rs->sr_err = LDAP_UNWILLING_TO_PERFORM; send_ldap_result( op, rs ); goto cleanup; } newSup = op->orr_newSup->bv_val; } /* NOTE: we need to copy the newRDN in case it was formed * from a DN by simply changing the length (ITS#5397) */ newrdn = op->orr_newrdn; if ( newrdn.bv_val[ newrdn.bv_len ] != '\0' ) { ber_dupbv_x( &newrdn, &op->orr_newrdn, op->o_tmpmemctx ); } retry: ctrls = op->o_ctrls; rc = ldap_back_controls_add( op, rs, lc, &ctrls ); if ( rc != LDAP_SUCCESS ) { send_ldap_result( op, rs ); goto cleanup; } rs->sr_err = ldap_rename( lc->lc_ld, op->o_req_dn.bv_val, newrdn.bv_val, newSup, op->orr_deleteoldrdn, ctrls, NULL, &msgid ); rc = ldap_back_op_result( lc, op, rs, msgid, li->li_timeout[ SLAP_OP_MODRDN ], ( LDAP_BACK_SENDRESULT | retrying ) ); if ( rs->sr_err == LDAP_UNAVAILABLE && retrying ) { retrying &= ~LDAP_BACK_RETRYING; if ( ldap_back_retry( &lc, op, rs, LDAP_BACK_SENDERR ) ) { /* if the identity changed, there might be need to re-authz */ (void)ldap_back_controls_free( op, rs, &ctrls ); goto retry; } } ldap_pvt_thread_mutex_lock( &li->li_counter_mutex ); ldap_pvt_mp_add( li->li_ops_completed[ SLAP_OP_MODRDN ], 1 ); ldap_pvt_thread_mutex_unlock( &li->li_counter_mutex ); cleanup: (void)ldap_back_controls_free( op, rs, &ctrls ); if ( newrdn.bv_val != op->orr_newrdn.bv_val ) { op->o_tmpfree( newrdn.bv_val, op->o_tmpmemctx ); } if ( lc != NULL ) { ldap_back_release_conn( li, lc ); } return rs->sr_err; }