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/*
* Portions Copyright 1998 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Copyright (c) 1990 Regents of the University of Michigan.
* All rights reserved.
*
* abandon.c
*/
#ifndef lint
static char copyright[] = "@(#) Copyright (c) 1990 Regents of the University of Michigan.\nAll rights reserved.\n";
#endif
#include <stdio.h>
#include <string.h>
#if !defined( MACOS ) && !defined( DOS )
#include <sys/types.h>
#include <sys/socket.h>
#endif
#if defined( DOS ) || defined( _WIN32 )
#include <malloc.h>
#include "msdos.h"
#endif /* DOS */
#ifdef MACOS
#include <stdlib.h>
#include "macos.h"
#endif /* MACOS */
#include "lber.h"
#include "ldap.h"
#include "ldap-private.h"
#include "ldap-int.h"
#ifdef NEEDPROTOS
static int do_abandon( LDAP *ld, int origid, int msgid, LDAPControl **serverctrls );
#else /* NEEDPROTOS */
static int do_abandon();
#endif /* NEEDPROTOS */
BerElement * ldap_build_abandon_req( LDAP *ld, int msgid, LDAPControl ** serverctrls)
{
BerElement *ber;
int rc;
/* create a message to send */
if ( (ber = alloc_ber_with_options( ld )) == NULLBER ) {
rc = -1;
ld->ld_errno = LDAP_NO_MEMORY;
return (NULLBER);
}
#ifdef CLDAP
if ( ld->ld_sb.sb_naddr > 0 ) {
rc = ber_printf( ber, "{isti",
++ld->ld_msgid, ld->ld_cldapdn,
LDAP_REQ_ABANDON, msgid );
} else {
#endif /* CLDAP */
rc = ber_printf( ber, "{iti", ++ld->ld_msgid,
LDAP_REQ_ABANDON, msgid );
#ifdef CLDAP
}
#endif /* CLDAP */
if ( rc == -1 ) {
ld->ld_errno = LDAP_ENCODING_ERROR;
ber_free( ber, 1 );
return (NULLBER);
}
/* LDAPv3 */
/* Code controls if any */
if (serverctrls && serverctrls[0]) {
if (ldap_controls_code(ber, serverctrls) != LDAP_SUCCESS){
ld->ld_errno = LDAP_ENCODING_ERROR;
return( NULLBER );
}
} else if (ld->ld_srvctrls && ld->ld_srvctrls[0]) {
/* Otherwise, is there any global server ctrls ? */
if (ldap_controls_code(ber, ld->ld_srvctrls) != LDAP_SUCCESS){
ld->ld_errno = LDAP_ENCODING_ERROR;
return( NULLBER );
}
}
if ( ber_printf( ber, "}" ) == -1 ) {
ld->ld_errno = LDAP_ENCODING_ERROR;
ber_free( ber, 1 );
return( NULLBER );
}
return (ber);
}
/*
* ldap_abandon - perform an ldap (and X.500) abandon operation. Parameters:
*
* ld LDAP descriptor
* msgid The message id of the operation to abandon
*
* ldap_abandon returns 0 if everything went ok, -1 otherwise.
*
* Example:
* ldap_abandon( ld, msgid );
*/
int
ldap_abandon( LDAP *ld, int msgid )
{
int rv;
#ifdef _REENTRANT
LOCK_LDAP( ld );
#endif
Debug( LDAP_DEBUG_TRACE, catgets(slapdcat, 1, 85, "ldap_abandon %d\n"), msgid, 0, 0 );
rv = do_abandon( ld, msgid, msgid , NULL);
#ifdef _REENTRANT
UNLOCK_LDAP( ld );
#endif
return (rv);
}
/* ldapv3 API extensions */
int ldap_abandon_ext(LDAP *ld, int msgid, LDAPControl **serverctrls, LDAPControl **clientctrls)
{
int rv;
#ifdef _REENTRANT
LOCK_LDAP( ld );
#endif
Debug( LDAP_DEBUG_TRACE, catgets(slapdcat, 1, 85, "ldap_abandon %d\n"), msgid, 0, 0 );
rv = do_abandon( ld, msgid, msgid , NULL);
if (rv == -1) {
rv = ld->ld_errno;
if (rv == LDAP_SUCCESS)
rv = LDAP_OTHER;
#ifdef _REENTRANT
UNLOCK_LDAP( ld );
#endif
return (rv);
}
#ifdef _REENTRANT
UNLOCK_LDAP( ld );
#endif
return (LDAP_SUCCESS);
}
static int
do_abandon( LDAP *ld, int origid, int msgid , LDAPControl **serverctrls)
{
BerElement *ber;
int i, err, sendabandon;
Sockbuf *sb;
#ifdef LDAP_REFERRALS
LDAPRequest *lr;
#endif /* LDAP_REFERRALS */
/*
* An abandon request looks like this:
* AbandonRequest ::= MessageID
*/
Debug( LDAP_DEBUG_TRACE, catgets(slapdcat, 1, 86, "do_abandon origid %1$d, msgid %2$d\n"),
origid, msgid, 0 );
sendabandon = 1;
#ifdef LDAP_REFERRALS
/* find the request that we are abandoning */
for ( lr = ld->ld_requests; lr != NULL; lr = lr->lr_next ) {
if ( lr->lr_msgid == msgid ) { /* this message */
break;
}
if ( lr->lr_origid == msgid ) { /* child: abandon it */
do_abandon( ld, msgid, lr->lr_msgid , serverctrls);
}
}
if ( lr != NULL ) {
if ( origid == msgid && lr->lr_parent != NULL ) {
/* don't let caller abandon child requests! */
ld->ld_errno = LDAP_PARAM_ERROR;
return( -1 );
}
if ( lr->lr_status != LDAP_REQST_INPROGRESS ) {
/* no need to send abandon message */
sendabandon = 0;
}
}
#endif /* LDAP_REFERRALS */
if ( ldap_msgdelete( ld, msgid ) == 0 ) {
ld->ld_errno = LDAP_SUCCESS;
return( 0 );
}
err = 0;
if ( sendabandon ) {
if ((ber = ldap_build_abandon_req(ld, msgid, serverctrls)) == NULLBER){
return (-1);
}
#ifdef LDAP_REFERRALS
if ( lr != NULL ) {
sb = lr->lr_conn->lconn_sb;
} else {
sb = &ld->ld_sb;
}
#else /* LDAP_REFERRALS */
sb = &ld->ld_sb;
#endif /* LDAP_REFERRALS */
if ( ber_flush( sb, ber, 1 ) != 0 ) {
ld->ld_errno = LDAP_SERVER_DOWN;
err = -1;
} else {
err = 0;
}
}
#ifdef LDAP_REFERRALS
if ( lr != NULL ) {
if ( sendabandon ) {
free_connection( ld, lr->lr_conn, 0, 1 );
}
if ( origid == msgid ) {
free_request( ld, lr );
}
}
#endif /* LDAP_REFERRALS */
if ( ld->ld_abandoned == NULL ) {
if ( (ld->ld_abandoned = (int *) malloc( 2 * sizeof(int) ))
== NULL ) {
ld->ld_errno = LDAP_NO_MEMORY;
return( -1 );
}
i = 0;
} else {
for ( i = 0; ld->ld_abandoned[i] != -1; i++ )
; /* NULL */
if ( (ld->ld_abandoned = (int *) realloc( (char *)
ld->ld_abandoned, (i + 2) * sizeof(int) )) == NULL ) {
ld->ld_errno = LDAP_NO_MEMORY;
return( -1 );
}
}
ld->ld_abandoned[i] = msgid;
ld->ld_abandoned[i + 1] = -1;
if ( err != -1 ) {
ld->ld_errno = LDAP_SUCCESS;
}
return( err );
}
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