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-rw-r--r--servers/slapd/oc.c940
1 files changed, 940 insertions, 0 deletions
diff --git a/servers/slapd/oc.c b/servers/slapd/oc.c
new file mode 100644
index 0000000..dc6297e
--- /dev/null
+++ b/servers/slapd/oc.c
@@ -0,0 +1,940 @@
+/* oc.c - object class routines */
+/* $OpenLDAP$ */
+/* This work is part of OpenLDAP Software <http://www.openldap.org/>.
+ *
+ * Copyright 1998-2021 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"
+
+int is_object_subclass(
+ ObjectClass *sup,
+ ObjectClass *sub )
+{
+ int i;
+
+ if( sub == NULL || sup == NULL ) return 0;
+
+#if 0
+ Debug( LDAP_DEBUG_TRACE, "is_object_subclass(%s,%s) %d\n",
+ sup->soc_oid, sub->soc_oid, sup == sub );
+#endif
+
+ if ( sup == sub ) {
+ return 1;
+ }
+
+ if ( sub->soc_sups == NULL ) {
+ return 0;
+ }
+
+ for ( i = 0; sub->soc_sups[i] != NULL; i++ ) {
+ if ( is_object_subclass( sup, sub->soc_sups[i] ) ) {
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+int is_entry_objectclass(
+ Entry* e,
+ ObjectClass *oc,
+ unsigned flags )
+{
+ /*
+ * set_flags should only be true if oc is one of operational
+ * object classes which we support objectClass flags for
+ * (e.g., referral, alias, ...). See <slap.h>.
+ */
+
+ Attribute *attr;
+ struct berval *bv;
+
+ assert( !( e == NULL || oc == NULL ) );
+ assert( ( flags & SLAP_OCF_MASK ) != SLAP_OCF_MASK );
+
+ if ( e == NULL || oc == NULL ) {
+ return 0;
+ }
+
+ if ( flags == SLAP_OCF_SET_FLAGS && ( e->e_ocflags & SLAP_OC__END ) )
+ {
+ /* flags are set, use them */
+ return (e->e_ocflags & oc->soc_flags & SLAP_OC__MASK) != 0;
+ }
+
+ /*
+ * find objectClass attribute
+ */
+ attr = attr_find( e->e_attrs, slap_schema.si_ad_objectClass );
+ if ( attr == NULL ) {
+ /* no objectClass attribute */
+ Debug( LDAP_DEBUG_ANY, "is_entry_objectclass(\"%s\", \"%s\") "
+ "no objectClass attribute\n",
+ e->e_dn == NULL ? "" : e->e_dn,
+ oc->soc_oclass.oc_oid, 0 );
+
+ /* mark flags as set */
+ e->e_ocflags |= SLAP_OC__END;
+
+ return 0;
+ }
+
+ for ( bv = attr->a_vals; bv->bv_val; bv++ ) {
+ ObjectClass *objectClass = oc_bvfind( bv );
+
+ if ( objectClass == NULL ) {
+ /* FIXME: is this acceptable? */
+ continue;
+ }
+
+ if ( !( flags & SLAP_OCF_SET_FLAGS ) ) {
+ if ( objectClass == oc ) {
+ return 1;
+ }
+
+ if ( ( flags & SLAP_OCF_CHECK_SUP )
+ && is_object_subclass( oc, objectClass ) )
+ {
+ return 1;
+ }
+ }
+
+ e->e_ocflags |= objectClass->soc_flags;
+ }
+
+ /* mark flags as set */
+ e->e_ocflags |= SLAP_OC__END;
+
+ return ( e->e_ocflags & oc->soc_flags & SLAP_OC__MASK ) != 0;
+}
+
+
+struct oindexrec {
+ struct berval oir_name;
+ ObjectClass *oir_oc;
+};
+
+static Avlnode *oc_index = NULL;
+static Avlnode *oc_cache = NULL;
+static LDAP_STAILQ_HEAD(OCList, ObjectClass) oc_list
+ = LDAP_STAILQ_HEAD_INITIALIZER(oc_list);
+
+ObjectClass *oc_sys_tail;
+
+static int
+oc_index_cmp(
+ const void *v_oir1,
+ const void *v_oir2 )
+{
+ const struct oindexrec *oir1 = v_oir1, *oir2 = v_oir2;
+ int i = oir1->oir_name.bv_len - oir2->oir_name.bv_len;
+ if (i) return i;
+ return strcasecmp( oir1->oir_name.bv_val, oir2->oir_name.bv_val );
+}
+
+static int
+oc_index_name_cmp(
+ const void *v_name,
+ const void *v_oir )
+{
+ const struct berval *name = v_name;
+ const struct oindexrec *oir = v_oir;
+ int i = name->bv_len - oir->oir_name.bv_len;
+ if (i) return i;
+ return strncasecmp( name->bv_val, oir->oir_name.bv_val, name->bv_len );
+}
+
+ObjectClass *
+oc_find( const char *ocname )
+{
+ struct berval bv;
+
+ bv.bv_val = (char *)ocname;
+ bv.bv_len = strlen( ocname );
+
+ return( oc_bvfind( &bv ) );
+}
+
+ObjectClass *
+oc_bvfind( struct berval *ocname )
+{
+ struct oindexrec *oir;
+
+ if ( oc_cache ) {
+ oir = avl_find( oc_cache, ocname, oc_index_name_cmp );
+ if ( oir ) return oir->oir_oc;
+ }
+ oir = avl_find( oc_index, ocname, oc_index_name_cmp );
+
+ if ( oir != NULL ) {
+ if ( at_oc_cache ) {
+ avl_insert( &oc_cache, (caddr_t) oir,
+ oc_index_cmp, avl_dup_error );
+ }
+ return( oir->oir_oc );
+ }
+
+ return( NULL );
+}
+
+static LDAP_STAILQ_HEAD(OCUList, ObjectClass) oc_undef_list
+ = LDAP_STAILQ_HEAD_INITIALIZER(oc_undef_list);
+
+ObjectClass *
+oc_bvfind_undef( struct berval *ocname )
+{
+ ObjectClass *oc = oc_bvfind( ocname );
+
+ if ( oc ) {
+ return oc;
+ }
+
+ LDAP_STAILQ_FOREACH( oc, &oc_undef_list, soc_next ) {
+ int d = oc->soc_cname.bv_len - ocname->bv_len;
+
+ if ( d ) {
+ continue;
+ }
+
+ if ( strcasecmp( oc->soc_cname.bv_val, ocname->bv_val ) == 0 ) {
+ break;
+ }
+ }
+
+ if ( oc ) {
+ return oc;
+ }
+
+ oc = ch_malloc( sizeof( ObjectClass ) + ocname->bv_len + 1 );
+ memset( oc, 0, sizeof( ObjectClass ) );
+
+ oc->soc_cname.bv_len = ocname->bv_len;
+ oc->soc_cname.bv_val = (char *)&oc[ 1 ];
+ AC_MEMCPY( oc->soc_cname.bv_val, ocname->bv_val, ocname->bv_len );
+ oc->soc_cname.bv_val[ oc->soc_cname.bv_len ] = '\0';
+
+ /* canonical to upper case */
+ ldap_pvt_str2upper( oc->soc_cname.bv_val );
+
+ LDAP_STAILQ_NEXT( oc, soc_next ) = NULL;
+ ldap_pvt_thread_mutex_lock( &oc_undef_mutex );
+ LDAP_STAILQ_INSERT_HEAD( &oc_undef_list, oc, soc_next );
+ ldap_pvt_thread_mutex_unlock( &oc_undef_mutex );
+
+ return oc;
+}
+
+static int
+oc_create_required(
+ ObjectClass *soc,
+ char **attrs,
+ int *op,
+ const char **err )
+{
+ char **attrs1;
+ AttributeType *sat;
+ AttributeType **satp;
+ int i;
+
+ if ( attrs ) {
+ attrs1 = attrs;
+ while ( *attrs1 ) {
+ sat = at_find(*attrs1);
+ if ( !sat ) {
+ *err = *attrs1;
+ return SLAP_SCHERR_ATTR_NOT_FOUND;
+ }
+
+ if( is_at_operational( sat )) (*op)++;
+
+ if ( at_find_in_list(sat, soc->soc_required) < 0) {
+ if ( at_append_to_list(sat, &soc->soc_required) ) {
+ *err = *attrs1;
+ return SLAP_SCHERR_OUTOFMEM;
+ }
+ }
+ attrs1++;
+ }
+ /* Now delete duplicates from the allowed list */
+ for ( satp = soc->soc_required; *satp; satp++ ) {
+ i = at_find_in_list(*satp, soc->soc_allowed);
+ if ( i >= 0 ) {
+ at_delete_from_list(i, &soc->soc_allowed);
+ }
+ }
+ }
+ return 0;
+}
+
+static int
+oc_create_allowed(
+ ObjectClass *soc,
+ char **attrs,
+ int *op,
+ const char **err )
+{
+ char **attrs1;
+ AttributeType *sat;
+
+ if ( attrs ) {
+ attrs1 = attrs;
+ while ( *attrs1 ) {
+ sat = at_find(*attrs1);
+ if ( !sat ) {
+ *err = *attrs1;
+ return SLAP_SCHERR_ATTR_NOT_FOUND;
+ }
+
+ if( is_at_operational( sat )) (*op)++;
+
+ if ( at_find_in_list(sat, soc->soc_required) < 0 &&
+ at_find_in_list(sat, soc->soc_allowed) < 0 ) {
+ if ( at_append_to_list(sat, &soc->soc_allowed) ) {
+ *err = *attrs1;
+ return SLAP_SCHERR_OUTOFMEM;
+ }
+ }
+ attrs1++;
+ }
+ }
+ return 0;
+}
+
+static int
+oc_add_sups(
+ ObjectClass *soc,
+ char **sups,
+ int *op,
+ const char **err )
+{
+ int code;
+ ObjectClass *soc1;
+ int nsups;
+ char **sups1;
+ int add_sups = 0;
+
+ if ( sups ) {
+ if ( !soc->soc_sups ) {
+ /* We are at the first recursive level */
+ add_sups = 1;
+ nsups = 1;
+ sups1 = sups;
+ while ( *sups1 ) {
+ nsups++;
+ sups1++;
+ }
+ soc->soc_sups = (ObjectClass **)ch_calloc(nsups,
+ sizeof(ObjectClass *));
+ }
+
+ nsups = 0;
+ sups1 = sups;
+ while ( *sups1 ) {
+ soc1 = oc_find(*sups1);
+ if ( !soc1 ) {
+ *err = *sups1;
+ return SLAP_SCHERR_CLASS_NOT_FOUND;
+ }
+
+ /* check object class usage
+ * abstract classes can only sup abstract classes
+ * structural classes can not sup auxiliary classes
+ * auxiliary classes can not sup structural classes
+ */
+ if( soc->soc_kind != soc1->soc_kind
+ && soc1->soc_kind != LDAP_SCHEMA_ABSTRACT )
+ {
+ *err = *sups1;
+ return SLAP_SCHERR_CLASS_BAD_SUP;
+ }
+
+ if( soc1->soc_obsolete && !soc->soc_obsolete ) {
+ *err = *sups1;
+ return SLAP_SCHERR_CLASS_BAD_SUP;
+ }
+
+ if( soc->soc_flags & SLAP_OC_OPERATIONAL ) (*op)++;
+
+ if ( add_sups ) {
+ soc->soc_sups[nsups] = soc1;
+ }
+
+ code = oc_add_sups( soc, soc1->soc_sup_oids, op, err );
+ if ( code ) return code;
+
+ code = oc_create_required( soc, soc1->soc_at_oids_must, op, err );
+ if ( code ) return code;
+
+ code = oc_create_allowed( soc, soc1->soc_at_oids_may, op, err );
+ if ( code ) return code;
+
+ nsups++;
+ sups1++;
+ }
+ }
+
+ return 0;
+}
+
+static void
+oc_delete_names( ObjectClass *oc )
+{
+ char **names = oc->soc_names;
+
+ if (!names) return;
+
+ while (*names) {
+ struct oindexrec tmpoir, *oir;
+
+ ber_str2bv( *names, 0, 0, &tmpoir.oir_name );
+ tmpoir.oir_oc = oc;
+ oir = (struct oindexrec *)avl_delete( &oc_index,
+ (caddr_t)&tmpoir, oc_index_cmp );
+ assert( oir != NULL );
+ ldap_memfree( oir );
+ names++;
+ }
+}
+
+/* Mark the ObjectClass as deleted, remove from list, and remove all its
+ * names from the AVL tree. Leave the OID in the tree.
+ */
+void
+oc_delete( ObjectClass *oc )
+{
+ oc->soc_flags |= SLAP_OC_DELETED;
+
+ LDAP_STAILQ_REMOVE(&oc_list, oc, ObjectClass, soc_next);
+
+ oc_delete_names( oc );
+}
+
+static void
+oc_clean( ObjectClass *o )
+{
+ if (o->soc_sups) {
+ ldap_memfree(o->soc_sups);
+ o->soc_sups = NULL;
+ }
+ if (o->soc_required) {
+ ldap_memfree(o->soc_required);
+ o->soc_required = NULL;
+ }
+ if (o->soc_allowed) {
+ ldap_memfree(o->soc_allowed);
+ o->soc_allowed = NULL;
+ }
+ if (o->soc_oidmacro) {
+ ldap_memfree(o->soc_oidmacro);
+ o->soc_oidmacro = NULL;
+ }
+}
+
+static void
+oc_destroy_one( void *v )
+{
+ struct oindexrec *oir = v;
+ ObjectClass *o = oir->oir_oc;
+
+ oc_clean( o );
+ ldap_objectclass_free((LDAPObjectClass *)o);
+ ldap_memfree(oir);
+}
+
+void
+oc_destroy( void )
+{
+ ObjectClass *o;
+
+ while( !LDAP_STAILQ_EMPTY(&oc_list) ) {
+ o = LDAP_STAILQ_FIRST(&oc_list);
+ LDAP_STAILQ_REMOVE_HEAD(&oc_list, soc_next);
+
+ oc_delete_names( o );
+ }
+
+ avl_free( oc_index, oc_destroy_one );
+
+ while( !LDAP_STAILQ_EMPTY(&oc_undef_list) ) {
+ o = LDAP_STAILQ_FIRST(&oc_undef_list);
+ LDAP_STAILQ_REMOVE_HEAD(&oc_undef_list, soc_next);
+
+ ch_free( (ObjectClass *)o );
+ }
+}
+
+int
+oc_start( ObjectClass **oc )
+{
+ assert( oc != NULL );
+
+ *oc = LDAP_STAILQ_FIRST(&oc_list);
+
+ return (*oc != NULL);
+}
+
+int
+oc_next( ObjectClass **oc )
+{
+ assert( oc != NULL );
+
+#if 0 /* pedantic check: breaks when deleting an oc, don't use it. */
+ {
+ ObjectClass *tmp = NULL;
+
+ LDAP_STAILQ_FOREACH(tmp,&oc_list,soc_next) {
+ if ( tmp == *oc ) {
+ break;
+ }
+ }
+
+ assert( tmp != NULL );
+ }
+#endif
+
+ if ( *oc == NULL ) {
+ return 0;
+ }
+
+ *oc = LDAP_STAILQ_NEXT(*oc,soc_next);
+
+ return (*oc != NULL);
+}
+
+/*
+ * check whether the two ObjectClasses actually __are__ identical,
+ * or rather inconsistent
+ */
+static int
+oc_check_dup(
+ ObjectClass *soc,
+ ObjectClass *new_soc )
+{
+ if ( new_soc->soc_oid != NULL ) {
+ if ( soc->soc_oid == NULL ) {
+ return SLAP_SCHERR_CLASS_INCONSISTENT;
+ }
+
+ if ( strcmp( soc->soc_oid, new_soc->soc_oid ) != 0 ) {
+ return SLAP_SCHERR_CLASS_INCONSISTENT;
+ }
+
+ } else {
+ if ( soc->soc_oid != NULL ) {
+ return SLAP_SCHERR_CLASS_INCONSISTENT;
+ }
+ }
+
+ if ( new_soc->soc_names ) {
+ int i;
+
+ if ( soc->soc_names == NULL ) {
+ return SLAP_SCHERR_CLASS_INCONSISTENT;
+ }
+
+ for ( i = 0; new_soc->soc_names[ i ]; i++ ) {
+ if ( soc->soc_names[ i ] == NULL ) {
+ return SLAP_SCHERR_CLASS_INCONSISTENT;
+ }
+
+ if ( strcasecmp( soc->soc_names[ i ],
+ new_soc->soc_names[ i ] ) != 0 )
+ {
+ return SLAP_SCHERR_CLASS_INCONSISTENT;
+ }
+ }
+ } else {
+ if ( soc->soc_names != NULL ) {
+ return SLAP_SCHERR_CLASS_INCONSISTENT;
+ }
+ }
+
+ return SLAP_SCHERR_CLASS_DUP;
+}
+
+static struct oindexrec *oir_old;
+
+static int
+oc_dup_error( void *left, void *right )
+{
+ oir_old = left;
+ return -1;
+}
+
+static int
+oc_insert(
+ ObjectClass **roc,
+ ObjectClass *prev,
+ const char **err )
+{
+ struct oindexrec *oir;
+ char **names;
+ ObjectClass *soc = *roc;
+
+ if ( soc->soc_oid ) {
+ oir = (struct oindexrec *)
+ ch_calloc( 1, sizeof(struct oindexrec) );
+ ber_str2bv( soc->soc_oid, 0, 0, &oir->oir_name );
+ oir->oir_oc = soc;
+ oir_old = NULL;
+
+ if ( avl_insert( &oc_index, (caddr_t) oir,
+ oc_index_cmp, oc_dup_error ) )
+ {
+ ObjectClass *old_soc;
+ int rc;
+
+ *err = soc->soc_oid;
+
+ assert( oir_old != NULL );
+ old_soc = oir_old->oir_oc;
+
+ /* replacing a deleted definition? */
+ if ( old_soc->soc_flags & SLAP_OC_DELETED ) {
+ ObjectClass tmp;
+
+ /* Keep old oid, free new oid;
+ * Keep new everything else, free old
+ */
+ tmp = *old_soc;
+ *old_soc = *soc;
+ old_soc->soc_oid = tmp.soc_oid;
+ tmp.soc_oid = soc->soc_oid;
+ *soc = tmp;
+
+ oc_clean( soc );
+ oc_destroy_one( oir );
+
+ oir = oir_old;
+ soc = old_soc;
+ *roc = soc;
+ } else {
+ rc = oc_check_dup( old_soc, soc );
+
+ ldap_memfree( oir );
+ return rc;
+ }
+ }
+
+ /* FIX: temporal consistency check */
+ assert( oc_bvfind( &oir->oir_name ) != NULL );
+ }
+
+ assert( soc != NULL );
+
+ if ( (names = soc->soc_names) ) {
+ while ( *names ) {
+ oir = (struct oindexrec *)
+ ch_calloc( 1, sizeof(struct oindexrec) );
+ oir->oir_name.bv_val = *names;
+ oir->oir_name.bv_len = strlen( *names );
+ oir->oir_oc = soc;
+
+ if ( avl_insert( &oc_index, (caddr_t) oir,
+ oc_index_cmp, avl_dup_error ) )
+ {
+ ObjectClass *old_soc;
+ int rc;
+
+ *err = *names;
+
+ old_soc = oc_bvfind( &oir->oir_name );
+ assert( old_soc != NULL );
+ rc = oc_check_dup( old_soc, soc );
+
+ ldap_memfree( oir );
+
+ while ( names > soc->soc_names ) {
+ struct oindexrec tmpoir;
+
+ names--;
+ ber_str2bv( *names, 0, 0, &tmpoir.oir_name );
+ tmpoir.oir_oc = soc;
+ oir = (struct oindexrec *)avl_delete( &oc_index,
+ (caddr_t)&tmpoir, oc_index_cmp );
+ assert( oir != NULL );
+ ldap_memfree( oir );
+ }
+
+ if ( soc->soc_oid ) {
+ struct oindexrec tmpoir;
+
+ ber_str2bv( soc->soc_oid, 0, 0, &tmpoir.oir_name );
+ tmpoir.oir_oc = soc;
+ oir = (struct oindexrec *)avl_delete( &oc_index,
+ (caddr_t)&tmpoir, oc_index_cmp );
+ assert( oir != NULL );
+ ldap_memfree( oir );
+ }
+
+ return rc;
+ }
+
+ /* FIX: temporal consistency check */
+ assert( oc_bvfind(&oir->oir_name) != NULL );
+
+ names++;
+ }
+ }
+ if ( soc->soc_flags & SLAP_OC_HARDCODE ) {
+ prev = oc_sys_tail;
+ oc_sys_tail = soc;
+ }
+ if ( prev ) {
+ LDAP_STAILQ_INSERT_AFTER( &oc_list, prev, soc, soc_next );
+ } else {
+ LDAP_STAILQ_INSERT_TAIL( &oc_list, soc, soc_next );
+ }
+
+ return 0;
+}
+
+int
+oc_add(
+ LDAPObjectClass *oc,
+ int user,
+ ObjectClass **rsoc,
+ ObjectClass *prev,
+ const char **err )
+{
+ ObjectClass *soc;
+ int code;
+ int op = 0;
+ char *oidm = NULL;
+
+ if ( oc->oc_names != NULL ) {
+ int i;
+
+ for( i=0; oc->oc_names[i]; i++ ) {
+ if( !slap_valid_descr( oc->oc_names[i] ) ) {
+ return SLAP_SCHERR_BAD_DESCR;
+ }
+ }
+ }
+
+ if ( !OID_LEADCHAR( oc->oc_oid[0] )) {
+ /* Expand OID macros */
+ char *oid = oidm_find( oc->oc_oid );
+ if ( !oid ) {
+ *err = oc->oc_oid;
+ return SLAP_SCHERR_OIDM;
+ }
+ if ( oid != oc->oc_oid ) {
+ oidm = oc->oc_oid;
+ oc->oc_oid = oid;
+ }
+ }
+
+ soc = (ObjectClass *) ch_calloc( 1, sizeof(ObjectClass) );
+ AC_MEMCPY( &soc->soc_oclass, oc, sizeof(LDAPObjectClass) );
+
+ soc->soc_oidmacro = oidm;
+ if( oc->oc_names != NULL ) {
+ soc->soc_cname.bv_val = soc->soc_names[0];
+ } else {
+ soc->soc_cname.bv_val = soc->soc_oid;
+ }
+ soc->soc_cname.bv_len = strlen( soc->soc_cname.bv_val );
+
+ if( soc->soc_sup_oids == NULL &&
+ soc->soc_kind == LDAP_SCHEMA_STRUCTURAL )
+ {
+ /* structural object classes implicitly inherit from 'top' */
+ static char *top_oids[] = { SLAPD_TOP_OID, NULL };
+ code = oc_add_sups( soc, top_oids, &op, err );
+ } else {
+ code = oc_add_sups( soc, soc->soc_sup_oids, &op, err );
+ }
+
+ if ( code != 0 ) {
+ goto done;
+ }
+
+ if ( user && op ) {
+ code = SLAP_SCHERR_CLASS_BAD_SUP;
+ goto done;
+ }
+
+ code = oc_create_required( soc, soc->soc_at_oids_must, &op, err );
+ if ( code != 0 ) {
+ goto done;
+ }
+
+ code = oc_create_allowed( soc, soc->soc_at_oids_may, &op, err );
+ if ( code != 0 ) {
+ goto done;
+ }
+
+ if ( user && op ) {
+ code = SLAP_SCHERR_CLASS_BAD_USAGE;
+ goto done;
+ }
+
+ if ( !user ) {
+ soc->soc_flags |= SLAP_OC_HARDCODE;
+ }
+
+ code = oc_insert(&soc,prev,err);
+done:;
+ if ( code != 0 ) {
+ if ( soc->soc_sups ) {
+ ch_free( soc->soc_sups );
+ }
+
+ if ( soc->soc_required ) {
+ ch_free( soc->soc_required );
+ }
+
+ if ( soc->soc_allowed ) {
+ ch_free( soc->soc_allowed );
+ }
+
+ if ( soc->soc_oidmacro ) {
+ ch_free( soc->soc_oidmacro );
+ }
+
+ ch_free( soc );
+
+ } else if ( rsoc ) {
+ *rsoc = soc;
+ }
+ return code;
+}
+
+void
+oc_unparse( BerVarray *res, ObjectClass *start, ObjectClass *end, int sys )
+{
+ ObjectClass *oc;
+ int i, num;
+ struct berval bv, *bva = NULL, idx;
+ char ibuf[32];
+
+ if ( !start )
+ start = LDAP_STAILQ_FIRST( &oc_list );
+
+ /* count the result size */
+ i = 0;
+ for ( oc=start; oc; oc=LDAP_STAILQ_NEXT(oc, soc_next)) {
+ if ( sys && !(oc->soc_flags & SLAP_OC_HARDCODE)) break;
+ i++;
+ if ( oc == end ) break;
+ }
+ if (!i) return;
+
+ num = i;
+ bva = ch_malloc( (num+1) * sizeof(struct berval) );
+ BER_BVZERO( bva );
+ idx.bv_val = ibuf;
+ if ( sys ) {
+ idx.bv_len = 0;
+ ibuf[0] = '\0';
+ }
+ i = 0;
+ for ( oc=start; oc; oc=LDAP_STAILQ_NEXT(oc, soc_next)) {
+ LDAPObjectClass loc, *locp;
+ if ( sys && !(oc->soc_flags & SLAP_OC_HARDCODE)) break;
+ if ( oc->soc_oidmacro ) {
+ loc = oc->soc_oclass;
+ loc.oc_oid = oc->soc_oidmacro;
+ locp = &loc;
+ } else {
+ locp = &oc->soc_oclass;
+ }
+ if ( ldap_objectclass2bv( locp, &bv ) == NULL ) {
+ ber_bvarray_free( bva );
+ }
+ if ( !sys ) {
+ idx.bv_len = sprintf(idx.bv_val, "{%d}", i);
+ }
+ bva[i].bv_len = idx.bv_len + bv.bv_len;
+ bva[i].bv_val = ch_malloc( bva[i].bv_len + 1 );
+ strcpy( bva[i].bv_val, ibuf );
+ strcpy( bva[i].bv_val + idx.bv_len, bv.bv_val );
+ i++;
+ bva[i].bv_val = NULL;
+ ldap_memfree( bv.bv_val );
+ if ( oc == end ) break;
+ }
+ *res = bva;
+}
+
+int
+oc_schema_info( Entry *e )
+{
+ AttributeDescription *ad_objectClasses = slap_schema.si_ad_objectClasses;
+ ObjectClass *oc;
+ struct berval val;
+ struct berval nval;
+
+ LDAP_STAILQ_FOREACH( oc, &oc_list, soc_next ) {
+ if( oc->soc_flags & SLAP_OC_HIDE ) continue;
+
+ if ( ldap_objectclass2bv( &oc->soc_oclass, &val ) == NULL ) {
+ return -1;
+ }
+
+ nval = oc->soc_cname;
+
+#if 0
+ Debug( LDAP_DEBUG_TRACE, "Merging oc [%ld] %s (%s)\n",
+ (long) val.bv_len, val.bv_val, nval.bv_val );
+#endif
+
+ if( attr_merge_one( e, ad_objectClasses, &val, &nval ) ) {
+ return -1;
+ }
+ ldap_memfree( val.bv_val );
+ }
+ return 0;
+}
+
+int
+register_oc( const char *def, ObjectClass **soc, int dupok )
+{
+ LDAPObjectClass *oc;
+ int code;
+ const char *err;
+
+ oc = ldap_str2objectclass( def, &code, &err, LDAP_SCHEMA_ALLOW_ALL );
+ if ( !oc ) {
+ Debug( LDAP_DEBUG_ANY,
+ "register_oc: objectclass \"%s\": %s, %s\n",
+ def, ldap_scherr2str(code), err );
+ return code;
+ }
+ code = oc_add(oc,0,NULL,NULL,&err);
+ if ( code && ( code != SLAP_SCHERR_CLASS_DUP || !dupok )) {
+ Debug( LDAP_DEBUG_ANY,
+ "register_oc: objectclass \"%s\": %s, %s\n",
+ def, scherr2str(code), err );
+ ldap_objectclass_free(oc);
+ return code;
+ }
+ if ( soc )
+ *soc = oc_find(oc->oc_names[0]);
+ if ( code ) {
+ ldap_objectclass_free(oc);
+ } else {
+ ldap_memfree(oc);
+ }
+ return 0;
+}