mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-12-21 03:10:25 +08:00
629 lines
12 KiB
C
629 lines
12 KiB
C
/* $OpenLDAP$ */
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/*
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* Copyright 1998-2003 The OpenLDAP Foundation, All Rights Reserved.
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/* at.c - routines for dealing with attribute types */
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#include "portable.h"
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#include <stdio.h>
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#include <ac/ctype.h>
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#include <ac/errno.h>
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#include <ac/socket.h>
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#include <ac/string.h>
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#include <ac/time.h>
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#include "ldap_pvt.h"
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#include "slap.h"
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int is_at_syntax(
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AttributeType *at,
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const char *oid )
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{
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for( ; at != NULL; at = at->sat_sup ) {
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if( at->sat_syntax_oid ) {
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return ( strcmp( at->sat_syntax_oid, oid ) == 0 );
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}
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}
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return 0;
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}
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int is_at_subtype(
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AttributeType *sub,
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AttributeType *sup )
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{
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for( ; sub != NULL; sub = sub->sat_sup ) {
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if( sub == sup ) return 1;
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}
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return 0;
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}
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struct aindexrec {
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struct berval air_name;
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AttributeType *air_at;
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};
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static Avlnode *attr_index = NULL;
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static LDAP_SLIST_HEAD(ATList, slap_attribute_type) attr_list
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= LDAP_SLIST_HEAD_INITIALIZER(&attr_list);
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static int
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attr_index_cmp(
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const void *v_air1,
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const void *v_air2
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)
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{
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const struct aindexrec *air1 = v_air1;
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const struct aindexrec *air2 = v_air2;
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int i = air1->air_name.bv_len - air2->air_name.bv_len;
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if (i)
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return i;
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return (strcasecmp( air1->air_name.bv_val, air2->air_name.bv_val ));
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}
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static int
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attr_index_name_cmp(
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const void *v_type,
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const void *v_air
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)
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{
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const struct berval *type = v_type;
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const struct aindexrec *air = v_air;
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int i = type->bv_len - air->air_name.bv_len;
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if (i)
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return i;
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return (strncasecmp( type->bv_val, air->air_name.bv_val,
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type->bv_len ));
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}
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AttributeType *
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at_find(
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const char *name
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)
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{
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struct berval bv;
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bv.bv_val = (char *)name;
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bv.bv_len = strlen( name );
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return at_bvfind( &bv );
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}
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AttributeType *
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at_bvfind(
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struct berval *name
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)
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{
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struct aindexrec *air;
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air = avl_find( attr_index, name, attr_index_name_cmp );
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return air != NULL ? air->air_at : NULL;
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}
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int
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at_append_to_list(
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AttributeType *sat,
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AttributeType ***listp
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)
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{
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AttributeType **list;
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AttributeType **list1;
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int size;
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list = *listp;
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if ( !list ) {
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size = 2;
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list = ch_calloc(size, sizeof(AttributeType *));
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if ( !list ) {
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return -1;
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}
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} else {
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size = 0;
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list1 = *listp;
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while ( *list1 ) {
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size++;
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list1++;
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}
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size += 2;
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list1 = ch_realloc(list, size*sizeof(AttributeType *));
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if ( !list1 ) {
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return -1;
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}
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list = list1;
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}
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list[size-2] = sat;
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list[size-1] = NULL;
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*listp = list;
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return 0;
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}
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int
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at_delete_from_list(
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int pos,
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AttributeType ***listp
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)
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{
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AttributeType **list;
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AttributeType **list1;
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int i;
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int j;
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if ( pos < 0 ) {
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return -2;
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}
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list = *listp;
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for ( i=0; list[i]; i++ )
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;
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if ( pos >= i ) {
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return -2;
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}
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for ( i=pos, j=pos+1; list[j]; i++, j++ ) {
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list[i] = list[j];
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}
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list[i] = NULL;
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/* Tell the runtime this can be shrinked */
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list1 = ch_realloc(list, (i+1)*sizeof(AttributeType **));
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if ( !list1 ) {
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return -1;
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}
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*listp = list1;
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return 0;
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}
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int
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at_find_in_list(
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AttributeType *sat,
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AttributeType **list
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)
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{
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int i;
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if ( !list ) {
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return -1;
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}
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for ( i=0; list[i]; i++ ) {
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if ( sat == list[i] ) {
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return i;
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}
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}
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return -1;
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}
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void
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at_destroy( void )
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{
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AttributeType *a;
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avl_free(attr_index, ldap_memfree);
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while( !LDAP_SLIST_EMPTY(&attr_list) ) {
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a = LDAP_SLIST_FIRST(&attr_list);
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LDAP_SLIST_REMOVE_HEAD(&attr_list, sat_next);
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if (a->sat_subtypes) ldap_memfree(a->sat_subtypes);
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ad_destroy(a->sat_ad);
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ldap_pvt_thread_mutex_destroy(&a->sat_ad_mutex);
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ldap_attributetype_free((LDAPAttributeType *)a);
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}
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if ( slap_schema.si_at_undefined ) {
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ad_destroy(slap_schema.si_at_undefined->sat_ad);
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}
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}
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int
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at_start( AttributeType **at )
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{
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assert( at );
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*at = LDAP_SLIST_FIRST(&attr_list);
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return (*at != NULL);
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}
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int
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at_next( AttributeType **at )
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{
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assert( at );
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#if 1 /* pedantic check */
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{
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AttributeType *tmp = NULL;
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LDAP_SLIST_FOREACH(tmp,&attr_list,sat_next) {
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if ( tmp == *at ) {
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break;
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}
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}
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assert( tmp );
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}
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#endif
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*at = LDAP_SLIST_NEXT(*at,sat_next);
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return (*at != NULL);
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}
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static int
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at_insert(
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AttributeType *sat,
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const char **err
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)
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{
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struct aindexrec *air;
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char **names;
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LDAP_SLIST_NEXT( sat, sat_next ) = NULL;
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LDAP_SLIST_INSERT_HEAD( &attr_list, sat, sat_next );
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if ( sat->sat_oid ) {
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air = (struct aindexrec *)
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ch_calloc( 1, sizeof(struct aindexrec) );
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air->air_name.bv_val = sat->sat_oid;
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air->air_name.bv_len = strlen(sat->sat_oid);
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air->air_at = sat;
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if ( avl_insert( &attr_index, (caddr_t) air,
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attr_index_cmp, avl_dup_error ) ) {
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*err = sat->sat_oid;
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ldap_memfree(air);
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return SLAP_SCHERR_ATTR_DUP;
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}
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/* FIX: temporal consistency check */
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at_bvfind(&air->air_name);
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}
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if ( (names = sat->sat_names) ) {
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while ( *names ) {
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air = (struct aindexrec *)
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ch_calloc( 1, sizeof(struct aindexrec) );
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air->air_name.bv_val = *names;
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air->air_name.bv_len = strlen(*names);
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air->air_at = sat;
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if ( avl_insert( &attr_index, (caddr_t) air,
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attr_index_cmp, avl_dup_error ) ) {
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*err = *names;
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ldap_memfree(air);
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return SLAP_SCHERR_ATTR_DUP;
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}
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/* FIX: temporal consistency check */
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at_bvfind(&air->air_name);
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names++;
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}
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}
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return 0;
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}
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int
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at_add(
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LDAPAttributeType *at,
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const char **err
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)
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{
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AttributeType *sat;
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MatchingRule *mr;
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Syntax *syn;
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int i;
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int code;
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char *cname;
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char *oid;
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if ( !OID_LEADCHAR( at->at_oid[0] )) {
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/* Expand OID macros */
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oid = oidm_find( at->at_oid );
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if ( !oid ) {
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*err = at->at_oid;
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return SLAP_SCHERR_OIDM;
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}
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if ( oid != at->at_oid ) {
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ldap_memfree( at->at_oid );
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at->at_oid = oid;
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}
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}
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if ( at->at_syntax_oid && !OID_LEADCHAR( at->at_syntax_oid[0] )) {
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/* Expand OID macros */
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oid = oidm_find( at->at_syntax_oid );
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if ( !oid ) {
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*err = at->at_syntax_oid;
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return SLAP_SCHERR_OIDM;
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}
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if ( oid != at->at_syntax_oid ) {
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ldap_memfree( at->at_syntax_oid );
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at->at_syntax_oid = oid;
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}
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}
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if ( at->at_names && at->at_names[0] ) {
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int i;
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for( i=0; at->at_names[i]; i++ ) {
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if( !slap_valid_descr( at->at_names[i] ) ) {
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*err = at->at_names[i];
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return SLAP_SCHERR_BAD_DESCR;
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}
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}
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cname = at->at_names[0];
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} else if ( at->at_oid ) {
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cname = at->at_oid;
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} else {
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*err = "";
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return SLAP_SCHERR_ATTR_INCOMPLETE;
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}
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*err = cname;
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if ( !at->at_usage && at->at_no_user_mod ) {
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/* user attribute must be modifable */
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return SLAP_SCHERR_ATTR_BAD_USAGE;
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}
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if ( at->at_collective ) {
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if( at->at_usage ) {
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/* collective attributes cannot be operational */
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return SLAP_SCHERR_ATTR_BAD_USAGE;
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}
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if( at->at_single_value ) {
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/* collective attributes cannot be single-valued */
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return SLAP_SCHERR_ATTR_BAD_USAGE;
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}
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}
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sat = (AttributeType *) ch_calloc( 1, sizeof(AttributeType) );
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AC_MEMCPY( &sat->sat_atype, at, sizeof(LDAPAttributeType));
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sat->sat_cname.bv_val = cname;
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sat->sat_cname.bv_len = strlen( cname );
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ldap_pvt_thread_mutex_init(&sat->sat_ad_mutex);
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if ( at->at_sup_oid ) {
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AttributeType *supsat = at_find(at->at_sup_oid);
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if ( supsat == NULL ) {
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*err = at->at_sup_oid;
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return SLAP_SCHERR_ATTR_NOT_FOUND;
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}
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sat->sat_sup = supsat;
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if ( at_append_to_list(sat, &supsat->sat_subtypes) ) {
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return SLAP_SCHERR_OUTOFMEM;
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}
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if ( sat->sat_usage != supsat->sat_usage ) {
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/* subtypes must have same usage as their SUP */
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return SLAP_SCHERR_ATTR_BAD_USAGE;
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}
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if ( supsat->sat_obsolete && !sat->sat_obsolete ) {
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/* subtypes must be obsolete if super is */
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return SLAP_SCHERR_ATTR_BAD_SUP;
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}
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if ( sat->sat_flags & SLAP_AT_FINAL ) {
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/* cannot subtype a "final" attribute type */
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return SLAP_SCHERR_ATTR_BAD_SUP;
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}
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}
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/*
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* Inherit definitions from superiors. We only check the
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* direct superior since that one has already inherited from
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* its own superiorss
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*/
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if ( sat->sat_sup ) {
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sat->sat_syntax = sat->sat_sup->sat_syntax;
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sat->sat_equality = sat->sat_sup->sat_equality;
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sat->sat_approx = sat->sat_sup->sat_approx;
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sat->sat_ordering = sat->sat_sup->sat_ordering;
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sat->sat_substr = sat->sat_sup->sat_substr;
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}
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if ( at->at_syntax_oid ) {
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syn = syn_find(sat->sat_syntax_oid);
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if ( syn == NULL ) {
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*err = sat->sat_syntax_oid;
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return SLAP_SCHERR_SYN_NOT_FOUND;
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}
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if( sat->sat_syntax != NULL && sat->sat_syntax != syn ) {
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return SLAP_SCHERR_ATTR_BAD_SUP;
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}
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sat->sat_syntax = syn;
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} else if ( sat->sat_syntax == NULL ) {
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return SLAP_SCHERR_ATTR_INCOMPLETE;
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}
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if ( sat->sat_equality_oid ) {
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mr = mr_find(sat->sat_equality_oid);
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if( mr == NULL ) {
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*err = sat->sat_equality_oid;
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return SLAP_SCHERR_MR_NOT_FOUND;
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}
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if(( mr->smr_usage & SLAP_MR_EQUALITY ) != SLAP_MR_EQUALITY ) {
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*err = sat->sat_equality_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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if( sat->sat_syntax != mr->smr_syntax ) {
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if( mr->smr_compat_syntaxes == NULL ) {
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*err = sat->sat_equality_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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for(i=0; mr->smr_compat_syntaxes[i]; i++) {
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if( sat->sat_syntax == mr->smr_compat_syntaxes[i] ) {
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i = -1;
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break;
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}
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}
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if( i >= 0 ) {
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*err = sat->sat_equality_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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}
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sat->sat_equality = mr;
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sat->sat_approx = mr->smr_associated;
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}
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if ( sat->sat_ordering_oid ) {
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if( !sat->sat_equality ) {
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*err = sat->sat_ordering_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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mr = mr_find(sat->sat_ordering_oid);
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if( mr == NULL ) {
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*err = sat->sat_ordering_oid;
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return SLAP_SCHERR_MR_NOT_FOUND;
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}
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if(( mr->smr_usage & SLAP_MR_ORDERING ) != SLAP_MR_ORDERING ) {
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*err = sat->sat_ordering_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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if( sat->sat_syntax != mr->smr_syntax ) {
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if( mr->smr_compat_syntaxes == NULL ) {
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*err = sat->sat_ordering_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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for(i=0; mr->smr_compat_syntaxes[i]; i++) {
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if( sat->sat_syntax == mr->smr_compat_syntaxes[i] ) {
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i = -1;
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break;
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}
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}
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if( i >= 0 ) {
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*err = sat->sat_ordering_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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}
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sat->sat_ordering = mr;
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}
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if ( sat->sat_substr_oid ) {
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if( !sat->sat_equality ) {
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*err = sat->sat_substr_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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mr = mr_find(sat->sat_substr_oid);
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if( mr == NULL ) {
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*err = sat->sat_substr_oid;
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return SLAP_SCHERR_MR_NOT_FOUND;
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}
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if(( mr->smr_usage & SLAP_MR_SUBSTR ) != SLAP_MR_SUBSTR ) {
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*err = sat->sat_substr_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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/* due to funky LDAP builtin substring rules, we
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* we check against the equality rule assertion
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* syntax and compat syntaxes instead of those
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* associated with the substrings rule.
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*/
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if( sat->sat_syntax != sat->sat_equality->smr_syntax ) {
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if( sat->sat_equality->smr_compat_syntaxes == NULL ) {
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*err = sat->sat_substr_oid;
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return SLAP_SCHERR_ATTR_BAD_MR;
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}
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for(i=0; sat->sat_equality->smr_compat_syntaxes[i]; i++) {
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if( sat->sat_syntax ==
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sat->sat_equality->smr_compat_syntaxes[i] )
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{
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i = -1;
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break;
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}
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}
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|
|
if( i >= 0 ) {
|
|
*err = sat->sat_substr_oid;
|
|
return SLAP_SCHERR_ATTR_BAD_MR;
|
|
}
|
|
}
|
|
|
|
sat->sat_substr = mr;
|
|
}
|
|
|
|
code = at_insert(sat,err);
|
|
return code;
|
|
}
|
|
|
|
#ifdef LDAP_DEBUG
|
|
static int
|
|
at_index_printnode( void *v_air, void *ignore )
|
|
{
|
|
struct aindexrec *air = v_air;
|
|
printf("%s = %s\n",
|
|
air->air_name.bv_val,
|
|
ldap_attributetype2str(&air->air_at->sat_atype) );
|
|
return( 0 );
|
|
}
|
|
|
|
static void
|
|
at_index_print( void )
|
|
{
|
|
printf("Printing attribute type index:\n");
|
|
(void) avl_apply( attr_index, at_index_printnode, 0, -1, AVL_INORDER );
|
|
}
|
|
#endif
|
|
|
|
int
|
|
at_schema_info( Entry *e )
|
|
{
|
|
AttributeDescription *ad_attributeTypes = slap_schema.si_ad_attributeTypes;
|
|
AttributeType *at;
|
|
struct berval val;
|
|
#ifdef SLAP_NVALUES
|
|
struct berval nval;
|
|
#endif
|
|
|
|
LDAP_SLIST_FOREACH(at,&attr_list,sat_next) {
|
|
if( at->sat_flags & SLAP_AT_HIDE ) continue;
|
|
|
|
if ( ldap_attributetype2bv( &at->sat_atype, &val ) == NULL ) {
|
|
return -1;
|
|
}
|
|
|
|
#ifdef SLAP_NVALUES
|
|
nval.bv_val = at->sat_oid;
|
|
nval.bv_len = strlen(at->sat_oid);
|
|
|
|
if( attr_merge_one( e, ad_attributeTypes, &val, &nval ) )
|
|
#else
|
|
if( attr_merge_one( e, ad_attributeTypes, &val ) )
|
|
#endif
|
|
{
|
|
return -1;
|
|
}
|
|
ldap_memfree( val.bv_val );
|
|
}
|
|
return 0;
|
|
}
|