summaryrefslogtreecommitdiffstats
path: root/servers/slapd/schema_check.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:35:32 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 16:35:32 +0000
commit5ea77a75dd2d2158401331879f3c8f47940a732c (patch)
treed89dc06e9f4850a900f161e25f84e922c4f86cc8 /servers/slapd/schema_check.c
parentInitial commit. (diff)
downloadopenldap-upstream.tar.xz
openldap-upstream.zip
Adding upstream version 2.5.13+dfsg.upstream/2.5.13+dfsgupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'servers/slapd/schema_check.c')
-rw-r--r--servers/slapd/schema_check.c938
1 files changed, 938 insertions, 0 deletions
diff --git a/servers/slapd/schema_check.c b/servers/slapd/schema_check.c
new file mode 100644
index 0000000..b6090be
--- /dev/null
+++ b/servers/slapd/schema_check.c
@@ -0,0 +1,938 @@
+/* schema_check.c - routines to enforce schema definitions */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2022 The OpenLDAP Foundation.
+ * 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
+ * <http://www.OpenLDAP.org/license.html>.
+ */
+
+#include "portable.h"
+
+#include <stdio.h>
+
+#include <ac/ctype.h>
+#include <ac/string.h>
+#include <ac/socket.h>
+
+#include "slap.h"
+
+static char * oc_check_required(
+ Entry *e,
+ ObjectClass *oc,
+ struct berval *ocname );
+
+static int entry_naming_check(
+ Entry *e,
+ int manage,
+ int add_naming,
+ const char** text,
+ char *textbuf, size_t textlen );
+/*
+ * entry_schema_check - check that entry e conforms to the schema required
+ * by its object class(es).
+ *
+ * returns 0 if so, non-zero otherwise.
+ */
+
+int
+entry_schema_check(
+ Operation *op,
+ Entry *e,
+ Attribute *oldattrs,
+ int manage,
+ int add,
+ Attribute **socp,
+ const char** text,
+ char *textbuf, size_t textlen )
+{
+ Attribute *a, *asc = NULL, *aoc = NULL;
+ ObjectClass *sc, *oc, **socs = NULL;
+ AttributeType *at;
+ ContentRule *cr;
+ int rc, i;
+ AttributeDescription *ad_structuralObjectClass
+ = slap_schema.si_ad_structuralObjectClass;
+ AttributeDescription *ad_objectClass
+ = slap_schema.si_ad_objectClass;
+ int extensible = 0;
+ int subentry = is_entry_subentry( e );
+ int collectiveSubentry = 0;
+
+ if ( SLAP_NO_SCHEMA_CHECK( op->o_bd )) {
+ return LDAP_SUCCESS;
+ }
+
+ if ( get_no_schema_check( op ) ) {
+ return LDAP_SUCCESS;
+ }
+
+ if( subentry ) {
+ collectiveSubentry = is_entry_collectiveAttributeSubentry( e );
+ }
+
+ *text = textbuf;
+
+ /* misc attribute checks */
+ for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
+ const char *type = a->a_desc->ad_cname.bv_val;
+
+ /* there should be at least one value */
+ assert( a->a_vals != NULL );
+ assert( a->a_vals[0].bv_val != NULL );
+
+ if( a->a_desc->ad_type->sat_check ) {
+ rc = (a->a_desc->ad_type->sat_check)(
+ op->o_bd, e, a, text, textbuf, textlen );
+ if( rc != LDAP_SUCCESS ) {
+ return rc;
+ }
+ }
+
+ if( a->a_desc == ad_structuralObjectClass )
+ asc = a;
+ else if ( a->a_desc == ad_objectClass )
+ aoc = a;
+
+ if( !collectiveSubentry && is_at_collective( a->a_desc->ad_type ) ) {
+ snprintf( textbuf, textlen,
+ "'%s' can only appear in collectiveAttributeSubentry",
+ type );
+ return LDAP_OBJECT_CLASS_VIOLATION;
+ }
+
+ /* if single value type, check for multiple values */
+ if( is_at_single_value( a->a_desc->ad_type ) &&
+ a->a_vals[1].bv_val != NULL )
+ {
+ snprintf( textbuf, textlen,
+ "attribute '%s' cannot have multiple values",
+ type );
+
+ Debug( LDAP_DEBUG_ANY,
+ "Entry (%s), %s\n",
+ e->e_dn, textbuf );
+
+ return LDAP_CONSTRAINT_VIOLATION;
+ }
+ }
+
+ /* check the object class attribute */
+ if ( aoc == NULL ) {
+ Debug( LDAP_DEBUG_ANY, "No objectClass for entry (%s)\n",
+ e->e_dn );
+
+ *text = "no objectClass attribute";
+ return LDAP_OBJECT_CLASS_VIOLATION;
+ }
+
+ assert( aoc->a_vals != NULL );
+ assert( aoc->a_vals[0].bv_val != NULL );
+
+ /* check the structural object class attribute */
+ if ( asc == NULL && !add ) {
+ Debug( LDAP_DEBUG_ANY,
+ "No structuralObjectClass for entry (%s)\n",
+ e->e_dn );
+
+ *text = "no structuralObjectClass operational attribute";
+ return LDAP_OTHER;
+ }
+
+ rc = structural_class( aoc->a_vals, &oc, &socs, text, textbuf, textlen,
+ op->o_tmpmemctx );
+ if( rc != LDAP_SUCCESS ) {
+ return rc;
+ }
+
+ if ( asc == NULL && add ) {
+ attr_merge_one( e, ad_structuralObjectClass, &oc->soc_cname, NULL );
+ asc = attr_find( e->e_attrs, ad_structuralObjectClass );
+ sc = oc;
+ goto got_soc;
+ }
+
+ assert( asc->a_vals != NULL );
+ assert( asc->a_vals[0].bv_val != NULL );
+ assert( asc->a_vals[1].bv_val == NULL );
+
+ sc = oc_bvfind( &asc->a_vals[0] );
+ if( sc == NULL ) {
+ snprintf( textbuf, textlen,
+ "unrecognized structuralObjectClass '%s'",
+ asc->a_vals[0].bv_val );
+
+ Debug( LDAP_DEBUG_ANY,
+ "entry_check_schema(%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+
+ if( sc->soc_kind != LDAP_SCHEMA_STRUCTURAL ) {
+ snprintf( textbuf, textlen,
+ "structuralObjectClass '%s' is not STRUCTURAL",
+ asc->a_vals[0].bv_val );
+
+ Debug( LDAP_DEBUG_ANY,
+ "entry_check_schema(%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OTHER;
+ goto done;
+ }
+
+got_soc:
+ if( !manage && sc->soc_obsolete ) {
+ snprintf( textbuf, textlen,
+ "structuralObjectClass '%s' is OBSOLETE",
+ asc->a_vals[0].bv_val );
+
+ Debug( LDAP_DEBUG_ANY,
+ "entry_check_schema(%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+
+ *text = textbuf;
+
+ if ( oc == NULL ) {
+ snprintf( textbuf, textlen,
+ "unrecognized objectClass '%s'",
+ aoc->a_vals[0].bv_val );
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+
+ } else if ( sc != oc ) {
+ if ( !manage && sc != slap_schema.si_oc_glue ) {
+ snprintf( textbuf, textlen,
+ "structural object class modification "
+ "from '%s' to '%s' not allowed",
+ asc->a_vals[0].bv_val, oc->soc_cname.bv_val );
+ rc = LDAP_NO_OBJECT_CLASS_MODS;
+ goto done;
+ }
+
+ assert( asc->a_vals != NULL );
+ assert( !BER_BVISNULL( &asc->a_vals[0] ) );
+ assert( BER_BVISNULL( &asc->a_vals[1] ) );
+ assert( asc->a_nvals == asc->a_vals );
+
+ /* draft-zeilenga-ldap-relax: automatically modify
+ * structuralObjectClass if changed with relax */
+ sc = oc;
+ ber_bvreplace( &asc->a_vals[ 0 ], &sc->soc_cname );
+ if ( socp ) {
+ *socp = asc;
+ }
+ }
+
+ /* naming check */
+ if ( !is_entry_glue ( e ) ) {
+ rc = entry_naming_check( e, manage, add, text, textbuf, textlen );
+ if( rc != LDAP_SUCCESS ) {
+ goto done;
+ }
+ } else {
+ /* Glue Entry */
+ }
+
+ /* find the content rule for the structural class */
+ cr = cr_find( sc->soc_oid );
+
+ /* the cr must be same as the structural class */
+ assert( !cr || !strcmp( cr->scr_oid, sc->soc_oid ) );
+
+ /* check that the entry has required attrs of the content rule */
+ if( cr ) {
+ if( !manage && cr->scr_obsolete ) {
+ snprintf( textbuf, textlen,
+ "content rule '%s' is obsolete",
+ ldap_contentrule2name( &cr->scr_crule ));
+
+ Debug( LDAP_DEBUG_ANY,
+ "Entry (%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+
+ if( cr->scr_required ) for( i=0; cr->scr_required[i]; i++ ) {
+ at = cr->scr_required[i];
+
+ for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
+ if( a->a_desc->ad_type == at ) {
+ break;
+ }
+ }
+
+ /* not there => schema violation */
+ if ( a == NULL ) {
+ snprintf( textbuf, textlen,
+ "content rule '%s' requires attribute '%s'",
+ ldap_contentrule2name( &cr->scr_crule ),
+ at->sat_cname.bv_val );
+
+ Debug( LDAP_DEBUG_ANY,
+ "Entry (%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+ }
+
+ if( cr->scr_precluded ) for( i=0; cr->scr_precluded[i]; i++ ) {
+ at = cr->scr_precluded[i];
+
+ for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
+ if( a->a_desc->ad_type == at ) {
+ break;
+ }
+ }
+
+ /* there => schema violation */
+ if ( a != NULL ) {
+ snprintf( textbuf, textlen,
+ "content rule '%s' precluded attribute '%s'",
+ ldap_contentrule2name( &cr->scr_crule ),
+ at->sat_cname.bv_val );
+
+ Debug( LDAP_DEBUG_ANY,
+ "Entry (%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+ }
+ }
+
+ /* check that the entry has required attrs for each oc */
+ for ( i = 0; socs[i]; i++ ) {
+ oc = socs[i];
+ if ( !manage && oc->soc_obsolete ) {
+ /* disallow obsolete classes */
+ snprintf( textbuf, textlen,
+ "objectClass '%s' is OBSOLETE",
+ aoc->a_vals[i].bv_val );
+
+ Debug( LDAP_DEBUG_ANY,
+ "entry_check_schema(%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+
+ if ( oc->soc_check ) {
+ rc = (oc->soc_check)( op->o_bd, e, oc,
+ text, textbuf, textlen );
+ if( rc != LDAP_SUCCESS ) {
+ goto done;
+ }
+ }
+
+ if ( oc->soc_kind == LDAP_SCHEMA_ABSTRACT ) {
+ /* object class is abstract */
+ if ( oc != slap_schema.si_oc_top &&
+ !is_object_subclass( oc, sc ))
+ {
+ int j;
+ ObjectClass *xc = NULL;
+ for( j=0; socs[j]; j++ ) {
+ if( i != j ) {
+ xc = socs[j];
+
+ /* since we previous check against the
+ * structural object of this entry, the
+ * abstract class must be a (direct or indirect)
+ * superclass of one of the auxiliary classes of
+ * the entry.
+ */
+ if ( xc->soc_kind == LDAP_SCHEMA_AUXILIARY &&
+ is_object_subclass( oc, xc ) )
+ {
+ xc = NULL;
+ break;
+ }
+ }
+ }
+
+ if( xc != NULL ) {
+ snprintf( textbuf, textlen, "instantiation of "
+ "abstract objectClass '%s' not allowed",
+ aoc->a_vals[i].bv_val );
+
+ Debug( LDAP_DEBUG_ANY,
+ "entry_check_schema(%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+ }
+
+ } else if ( oc->soc_kind != LDAP_SCHEMA_STRUCTURAL || oc == sc ) {
+ char *s;
+
+ if( oc->soc_kind == LDAP_SCHEMA_AUXILIARY ) {
+ int k;
+
+ if( cr ) {
+ int j;
+
+ k = -1;
+ if( cr->scr_auxiliaries ) {
+ for( j = 0; cr->scr_auxiliaries[j]; j++ ) {
+ if( cr->scr_auxiliaries[j] == oc ) {
+ k = 0;
+ break;
+ }
+ }
+ }
+ if ( k ) {
+ snprintf( textbuf, textlen,
+ "class '%s' not allowed by content rule '%s'",
+ oc->soc_cname.bv_val,
+ ldap_contentrule2name( &cr->scr_crule ) );
+ }
+ } else if ( global_disallows & SLAP_DISALLOW_AUX_WO_CR ) {
+ k = -1;
+ snprintf( textbuf, textlen,
+ "class '%s' not allowed by any content rule",
+ oc->soc_cname.bv_val );
+ } else {
+ k = 0;
+ }
+
+ if( k == -1 ) {
+ Debug( LDAP_DEBUG_ANY,
+ "Entry (%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+ }
+
+ s = oc_check_required( e, oc, &aoc->a_vals[i] );
+ if (s != NULL) {
+ snprintf( textbuf, textlen,
+ "object class '%s' requires attribute '%s'",
+ aoc->a_vals[i].bv_val, s );
+
+ Debug( LDAP_DEBUG_ANY,
+ "Entry (%s): %s\n",
+ e->e_dn, textbuf );
+
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+ goto done;
+ }
+
+ if( oc == slap_schema.si_oc_extensibleObject ) {
+ extensible=1;
+ }
+ }
+ }
+
+ if( extensible ) {
+ *text = NULL;
+ rc = LDAP_SUCCESS;
+ goto done;
+ }
+
+ /* check that each attr in the entry is allowed by some oc */
+ for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
+ rc = LDAP_OBJECT_CLASS_VIOLATION;
+
+ if( cr && cr->scr_required ) {
+ for( i=0; cr->scr_required[i]; i++ ) {
+ if( cr->scr_required[i] == a->a_desc->ad_type ) {
+ rc = LDAP_SUCCESS;
+ break;
+ }
+ }
+ }
+
+ if( rc != LDAP_SUCCESS && cr && cr->scr_allowed ) {
+ for( i=0; cr->scr_allowed[i]; i++ ) {
+ if( cr->scr_allowed[i] == a->a_desc->ad_type ) {
+ rc = LDAP_SUCCESS;
+ break;
+ }
+ }
+ }
+
+ if( rc != LDAP_SUCCESS )
+ {
+ rc = oc_check_allowed( a->a_desc->ad_type, socs, sc );
+ }
+
+ if ( rc != LDAP_SUCCESS ) {
+ char *type = a->a_desc->ad_cname.bv_val;
+
+ snprintf( textbuf, textlen,
+ "attribute '%s' not allowed",
+ type );
+
+ Debug( LDAP_DEBUG_ANY,
+ "Entry (%s), %s\n",
+ e->e_dn, textbuf );
+
+ goto done;
+ }
+ }
+
+ *text = NULL;
+done:
+ slap_sl_free( socs, op->o_tmpmemctx );
+ return rc;
+}
+
+static char *
+oc_check_required(
+ Entry *e,
+ ObjectClass *oc,
+ struct berval *ocname )
+{
+ AttributeType *at;
+ int i;
+ Attribute *a;
+
+ Debug( LDAP_DEBUG_TRACE,
+ "oc_check_required entry (%s), objectClass \"%s\"\n",
+ e->e_dn?e->e_dn:"(null)", ocname->bv_val );
+
+
+ /* check for empty oc_required */
+ if(oc->soc_required == NULL) {
+ return NULL;
+ }
+
+ /* for each required attribute */
+ for ( i = 0; oc->soc_required[i] != NULL; i++ ) {
+ at = oc->soc_required[i];
+ /* see if it's in the entry */
+ for ( a = e->e_attrs; a != NULL; a = a->a_next ) {
+ if( a->a_desc->ad_type == at ) {
+ break;
+ }
+ }
+ /* not there => schema violation */
+ if ( a == NULL ) {
+ return at->sat_cname.bv_val;
+ }
+ }
+
+ return( NULL );
+}
+
+int oc_check_allowed(
+ AttributeType *at,
+ ObjectClass **socs,
+ ObjectClass *sc )
+{
+ int i, j;
+
+ Debug( LDAP_DEBUG_TRACE,
+ "oc_check_allowed type \"%s\"\n",
+ at->sat_cname.bv_val );
+
+ /* always allow objectClass attribute */
+ if ( strcasecmp( at->sat_cname.bv_val, "objectClass" ) == 0 ) {
+ return LDAP_SUCCESS;
+ }
+
+ /*
+ * All operational attributions are allowed by schema rules.
+ */
+ if( is_at_operational(at) ) {
+ return LDAP_SUCCESS;
+ }
+
+ /* check to see if its allowed by the structuralObjectClass */
+ if( sc ) {
+ /* does it require the type? */
+ for ( j = 0; sc->soc_required != NULL &&
+ sc->soc_required[j] != NULL; j++ )
+ {
+ if( at == sc->soc_required[j] ) {
+ return LDAP_SUCCESS;
+ }
+ }
+
+ /* does it allow the type? */
+ for ( j = 0; sc->soc_allowed != NULL &&
+ sc->soc_allowed[j] != NULL; j++ )
+ {
+ if( at == sc->soc_allowed[j] ) {
+ return LDAP_SUCCESS;
+ }
+ }
+ }
+
+ /* check that the type appears as req or opt in at least one oc */
+ for ( i = 0; socs[i]; i++ ) {
+ /* if we know about the oc */
+ ObjectClass *oc = socs[i];
+ /* extensibleObject allows all */
+ if ( oc == slap_schema.si_oc_extensibleObject ) {
+ return LDAP_SUCCESS;
+ }
+ if ( oc != NULL && oc->soc_kind != LDAP_SCHEMA_ABSTRACT &&
+ ( sc == NULL || oc->soc_kind == LDAP_SCHEMA_AUXILIARY ))
+ {
+ /* does it require the type? */
+ for ( j = 0; oc->soc_required != NULL &&
+ oc->soc_required[j] != NULL; j++ )
+ {
+ if( at == oc->soc_required[j] ) {
+ return LDAP_SUCCESS;
+ }
+ }
+ /* does it allow the type? */
+ for ( j = 0; oc->soc_allowed != NULL &&
+ oc->soc_allowed[j] != NULL; j++ )
+ {
+ if( at == oc->soc_allowed[j] ) {
+ return LDAP_SUCCESS;
+ }
+ }
+ }
+ }
+
+ /* not allowed by any oc */
+ return LDAP_OBJECT_CLASS_VIOLATION;
+}
+
+/*
+ * Determine the structural object class from a set of OIDs
+ */
+int structural_class(
+ BerVarray ocs,
+ ObjectClass **scp,
+ ObjectClass ***socsp,
+ const char **text,
+ char *textbuf, size_t textlen,
+ void *ctx )
+{
+ int i, nocs;
+ ObjectClass *oc, **socs;
+ ObjectClass *sc = NULL;
+ int scn = -1;
+
+ *text = "structural_class: internal error";
+
+ /* count them */
+ for( i=0; ocs[i].bv_val; i++ ) ;
+ nocs = i;
+
+ socs = slap_sl_malloc( (nocs+1) * sizeof(ObjectClass *), ctx );
+
+ for( i=0; ocs[i].bv_val; i++ ) {
+ socs[i] = oc_bvfind( &ocs[i] );
+
+ if( socs[i] == NULL ) {
+ snprintf( textbuf, textlen,
+ "unrecognized objectClass '%s'",
+ ocs[i].bv_val );
+ *text = textbuf;
+ goto fail;
+ }
+ }
+ socs[i] = NULL;
+
+ for( i=0; ocs[i].bv_val; i++ ) {
+ oc = socs[i];
+ if( oc->soc_kind == LDAP_SCHEMA_STRUCTURAL ) {
+ if( sc == NULL || is_object_subclass( sc, oc ) ) {
+ sc = oc;
+ scn = i;
+
+ } else if ( !is_object_subclass( oc, sc ) ) {
+ int j;
+ ObjectClass *xc = NULL;
+
+ /* find common superior */
+ for( j=i+1; ocs[j].bv_val; j++ ) {
+ xc = socs[j];
+
+ if( xc == NULL ) {
+ snprintf( textbuf, textlen,
+ "unrecognized objectClass '%s'",
+ ocs[j].bv_val );
+ *text = textbuf;
+ goto fail;
+ }
+
+ if( xc->soc_kind != LDAP_SCHEMA_STRUCTURAL ) {
+ xc = NULL;
+ continue;
+ }
+
+ if( is_object_subclass( sc, xc ) &&
+ is_object_subclass( oc, xc ) )
+ {
+ /* found common subclass */
+ break;
+ }
+
+ xc = NULL;
+ }
+
+ if( xc == NULL ) {
+ /* no common subclass */
+ snprintf( textbuf, textlen,
+ "invalid structural object class chain (%s/%s)",
+ ocs[scn].bv_val, ocs[i].bv_val );
+ *text = textbuf;
+ goto fail;
+ }
+ }
+ }
+ }
+
+ if( scp ) {
+ *scp = sc;
+ }
+
+ if( sc == NULL ) {
+ *text = "no structural object class provided";
+ goto fail;
+ }
+
+ if( scn < 0 ) {
+ *text = "invalid structural object class";
+ goto fail;
+ }
+
+ if ( socsp ) {
+ *socsp = socs;
+ } else {
+ slap_sl_free( socs, ctx );
+ }
+ *text = NULL;
+
+ return LDAP_SUCCESS;
+
+fail:
+ slap_sl_free( socs, ctx );
+ return LDAP_OBJECT_CLASS_VIOLATION;
+}
+
+/*
+ * Return structural object class from list of modifications
+ */
+int mods_structural_class(
+ Modifications *mods,
+ struct berval *sc,
+ const char **text,
+ char *textbuf, size_t textlen, void *ctx )
+{
+ Modifications *ocmod = NULL;
+ ObjectClass *ssc;
+ int rc;
+
+ for( ; mods != NULL; mods = mods->sml_next ) {
+ if( mods->sml_desc == slap_schema.si_ad_objectClass ) {
+ if( ocmod != NULL ) {
+ *text = "entry has multiple objectClass attributes";
+ return LDAP_OBJECT_CLASS_VIOLATION;
+ }
+ ocmod = mods;
+ }
+ }
+
+ if( ocmod == NULL ) {
+ *text = "entry has no objectClass attribute";
+ return LDAP_OBJECT_CLASS_VIOLATION;
+ }
+
+ if( ocmod->sml_values == NULL || ocmod->sml_values[0].bv_val == NULL ) {
+ *text = "objectClass attribute has no values";
+ return LDAP_OBJECT_CLASS_VIOLATION;
+ }
+
+ rc = structural_class( ocmod->sml_values, &ssc, NULL,
+ text, textbuf, textlen, ctx );
+ if ( rc == LDAP_SUCCESS )
+ *sc = ssc->soc_cname;
+ return rc;
+}
+
+
+static int
+entry_naming_check(
+ Entry *e,
+ int manage,
+ int add_naming,
+ const char** text,
+ char *textbuf, size_t textlen )
+{
+ /* naming check */
+ LDAPRDN rdn = NULL;
+ const char *p = NULL;
+ ber_len_t cnt;
+ int rc = LDAP_SUCCESS;
+
+ if ( BER_BVISEMPTY( &e->e_name )) {
+ return LDAP_SUCCESS;
+ }
+
+ /*
+ * Get attribute type(s) and attribute value(s) of our RDN
+ */
+ if ( ldap_bv2rdn( &e->e_name, &rdn, (char **)&p,
+ LDAP_DN_FORMAT_LDAP ) )
+ {
+ *text = "unrecognized attribute type(s) in RDN";
+ return LDAP_INVALID_DN_SYNTAX;
+ }
+
+ /* Check that each AVA of the RDN is present in the entry */
+ /* FIXME: Should also check that each AVA lists a distinct type */
+ for ( cnt = 0; rdn[cnt]; cnt++ ) {
+ LDAPAVA *ava = rdn[cnt];
+ AttributeDescription *desc = NULL;
+ Attribute *attr;
+ const char *errtext;
+ int add = 0;
+
+ if( ava->la_flags & LDAP_AVA_BINARY ) {
+ snprintf( textbuf, textlen,
+ "value of naming attribute '%s' in unsupported BER form",
+ ava->la_attr.bv_val );
+ rc = LDAP_NAMING_VIOLATION;
+ break;
+ }
+
+ rc = slap_bv2ad( &ava->la_attr, &desc, &errtext );
+ if ( rc != LDAP_SUCCESS ) {
+ snprintf( textbuf, textlen, "%s (in RDN)", errtext );
+ break;
+ }
+
+ if( desc->ad_type->sat_usage ) {
+ snprintf( textbuf, textlen,
+ "naming attribute '%s' is operational",
+ ava->la_attr.bv_val );
+ rc = LDAP_NAMING_VIOLATION;
+ break;
+ }
+
+ if( desc->ad_type->sat_collective ) {
+ snprintf( textbuf, textlen,
+ "naming attribute '%s' is collective",
+ ava->la_attr.bv_val );
+ rc = LDAP_NAMING_VIOLATION;
+ break;
+ }
+
+ if( !manage && desc->ad_type->sat_obsolete ) {
+ snprintf( textbuf, textlen,
+ "naming attribute '%s' is obsolete",
+ ava->la_attr.bv_val );
+ rc = LDAP_NAMING_VIOLATION;
+ break;
+ }
+
+ if( !desc->ad_type->sat_equality ) {
+ snprintf( textbuf, textlen,
+ "naming attribute '%s' has no equality matching rule",
+ ava->la_attr.bv_val );
+ rc = LDAP_NAMING_VIOLATION;
+ break;
+ }
+
+ if( !desc->ad_type->sat_equality->smr_match ) {
+ snprintf( textbuf, textlen,
+ "naming attribute '%s' has unsupported equality matching rule",
+ ava->la_attr.bv_val );
+ rc = LDAP_NAMING_VIOLATION;
+ break;
+ }
+
+ /* find the naming attribute */
+ attr = attr_find( e->e_attrs, desc );
+ if ( attr == NULL ) {
+ snprintf( textbuf, textlen,
+ "naming attribute '%s' is not present in entry",
+ ava->la_attr.bv_val );
+ if ( add_naming ) {
+ add = 1;
+
+ } else {
+ rc = LDAP_NAMING_VIOLATION;
+ }
+
+ } else {
+ rc = attr_valfind( attr, SLAP_MR_VALUE_OF_ASSERTION_SYNTAX|
+ SLAP_MR_ATTRIBUTE_VALUE_NORMALIZED_MATCH,
+ &ava->la_value, NULL, NULL );
+
+ if ( rc != 0 ) {
+ switch( rc ) {
+ case LDAP_INAPPROPRIATE_MATCHING:
+ snprintf( textbuf, textlen,
+ "inappropriate matching for naming attribute '%s'",
+ ava->la_attr.bv_val );
+ break;
+ case LDAP_INVALID_SYNTAX:
+ snprintf( textbuf, textlen,
+ "value of naming attribute '%s' is invalid",
+ ava->la_attr.bv_val );
+ break;
+ case LDAP_NO_SUCH_ATTRIBUTE:
+ if ( add_naming ) {
+ if ( is_at_single_value( desc->ad_type ) ) {
+ snprintf( textbuf, textlen,
+ "value of single-valued naming attribute '%s' conflicts with value present in entry",
+ ava->la_attr.bv_val );
+
+ } else {
+ add = 1;
+ rc = LDAP_SUCCESS;
+ }
+
+ } else {
+ snprintf( textbuf, textlen,
+ "value of naming attribute '%s' is not present in entry",
+ ava->la_attr.bv_val );
+ }
+ break;
+ default:
+ snprintf( textbuf, textlen,
+ "naming attribute '%s' is inappropriate",
+ ava->la_attr.bv_val );
+ }
+
+ if ( !add ) {
+ rc = LDAP_NAMING_VIOLATION;
+ }
+ }
+ }
+
+ if ( add ) {
+ attr_merge_normalize_one( e, desc, &ava->la_value, NULL );
+
+ } else if ( rc != LDAP_SUCCESS ) {
+ break;
+ }
+ }
+
+ ldap_rdnfree( rdn );
+ return rc;
+}
+