1 /* addentry.c */
2 /* $OpenLDAP$ */
3 /* This work is part of OpenLDAP Software <http://www.openldap.org/>.
4  *
5  * Copyright 1998-2021 The OpenLDAP Foundation.
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted only as authorized by the OpenLDAP
10  * Public License.
11  *
12  * A copy of this license is available in the file LICENSE in the
13  * top-level directory of the distribution or, alternatively, at
14  * <http://www.OpenLDAP.org/license.html>.
15  */
16 /* Portions Copyright (c) 1990 Regents of the University of Michigan.
17  * All rights reserved.
18  */
19 
20 #include "portable.h"
21 
22 #include <stdio.h>
23 
24 #include <ac/stdlib.h>
25 
26 #include <ac/socket.h>
27 #include <ac/string.h>
28 #include <ac/time.h>
29 
30 #include "ldap-int.h"
31 
32 LDAPMessage *
ldap_delete_result_entry(LDAPMessage ** list,LDAPMessage * e)33 ldap_delete_result_entry( LDAPMessage **list, LDAPMessage *e )
34 {
35 	LDAPMessage	*tmp, *prev = NULL;
36 
37 	assert( list != NULL );
38 	assert( e != NULL );
39 
40 	for ( tmp = *list; tmp != NULL && tmp != e; tmp = tmp->lm_chain )
41 		prev = tmp;
42 
43 	if ( tmp == NULL )
44 		return( NULL );
45 
46 	if ( prev == NULL ) {
47 		if ( tmp->lm_chain )
48 			tmp->lm_chain->lm_chain_tail = (*list)->lm_chain_tail;
49 		*list = tmp->lm_chain;
50 	} else {
51 		prev->lm_chain = tmp->lm_chain;
52 		if ( prev->lm_chain == NULL )
53 			(*list)->lm_chain_tail = prev;
54 	}
55 	tmp->lm_chain = NULL;
56 
57 	return( tmp );
58 }
59 
60 void
ldap_add_result_entry(LDAPMessage ** list,LDAPMessage * e)61 ldap_add_result_entry( LDAPMessage **list, LDAPMessage *e )
62 {
63 	assert( list != NULL );
64 	assert( e != NULL );
65 
66 	e->lm_chain = *list;
67 	if ( *list )
68 		e->lm_chain_tail = (*list)->lm_chain_tail;
69 	else
70 		e->lm_chain_tail = e;
71 	*list = e;
72 }
73