/* $NetBSD: modify.c,v 1.1.1.6.6.1 2019/08/10 06:17:18 martin Exp $ */ /* modify.c - ldap backend modify 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: modify.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_modify( Operation *op, SlapReply *rs ) { ldapinfo_t *li = (ldapinfo_t *)op->o_bd->be_private; ldapconn_t *lc = NULL; LDAPMod **modv = NULL, *mods = NULL; Modifications *ml; int i, j, rc; ber_int_t msgid; int isupdate; ldap_back_send_t retrying = LDAP_BACK_RETRYING; LDAPControl **ctrls = NULL; if ( !ldap_back_dobind( &lc, op, rs, LDAP_BACK_SENDERR ) ) { return rs->sr_err; } for ( i = 0, ml = op->orm_modlist; ml; i++, ml = ml->sml_next ) /* just count mods */ ; modv = (LDAPMod **)ch_malloc( ( i + 1 )*sizeof( LDAPMod * ) + i*sizeof( LDAPMod ) ); if ( modv == NULL ) { rc = LDAP_NO_MEMORY; goto cleanup; } mods = (LDAPMod *)&modv[ i + 1 ]; isupdate = be_shadow_update( op ); for ( i = 0, ml = op->orm_modlist; ml; ml = ml->sml_next ) { if ( !isupdate && !get_relax( op ) && ml->sml_desc->ad_type->sat_no_user_mod ) { continue; } modv[ i ] = &mods[ i ]; mods[ i ].mod_op = ( ml->sml_op | LDAP_MOD_BVALUES ); mods[ i ].mod_type = ml->sml_desc->ad_cname.bv_val; if ( ml->sml_values != NULL ) { for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ ) /* just count mods */ ; mods[ i ].mod_bvalues = (struct berval **)ch_malloc( ( j + 1 )*sizeof( struct berval * ) ); for ( j = 0; !BER_BVISNULL( &ml->sml_values[ j ] ); j++ ) { mods[ i ].mod_bvalues[ j ] = &ml->sml_values[ j ]; } mods[ i ].mod_bvalues[ j ] = NULL; } else { mods[ i ].mod_bvalues = NULL; } i++; } modv[ i ] = 0; 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_modify_ext( lc->lc_ld, op->o_req_dn.bv_val, modv, ctrls, NULL, &msgid ); rc = ldap_back_op_result( lc, op, rs, msgid, li->li_timeout[ SLAP_OP_MODIFY ], ( 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_MODIFY ], 1 ); ldap_pvt_thread_mutex_unlock( &li->li_counter_mutex ); cleanup:; (void)ldap_back_controls_free( op, rs, &ctrls ); for ( i = 0; modv[ i ]; i++ ) { ch_free( modv[ i ]->mod_bvalues ); } ch_free( modv ); if ( lc != NULL ) { ldap_back_release_conn( li, lc ); } return rs->sr_err; }