1999-09-09 03:06:24 +08:00
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/* $OpenLDAP$ */
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1998-08-09 08:43:13 +08:00
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/*
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2000-05-13 10:36:07 +08:00
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* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
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1998-12-29 04:53:15 +08:00
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* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
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*/
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/* Portions
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1998-08-09 08:43:13 +08:00
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* Copyright (c) 1990 Regents of the University of Michigan.
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* All rights reserved.
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*
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* abandon.c
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*/
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1999-06-04 03:22:33 +08:00
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/*
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* An abandon request looks like this:
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* AbandonRequest ::= MessageID
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*/
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1998-10-25 09:41:42 +08:00
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#include "portable.h"
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1998-08-09 08:43:13 +08:00
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#include <stdio.h>
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1999-06-03 08:37:44 +08:00
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#include <ac/stdlib.h>
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1998-08-09 08:43:13 +08:00
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1998-10-25 09:41:42 +08:00
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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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1998-08-09 08:43:13 +08:00
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#include "ldap-int.h"
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1999-05-19 09:12:33 +08:00
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static int do_abandon LDAP_P((
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LDAP *ld,
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1999-06-19 07:53:05 +08:00
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ber_int_t origid,
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ber_int_t msgid,
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1999-05-19 09:12:33 +08:00
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LDAPControl **sctrls,
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LDAPControl **cctrls));
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1998-10-25 09:41:42 +08:00
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1998-08-09 08:43:13 +08:00
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/*
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1999-05-19 09:12:33 +08:00
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* ldap_abandon_ext - perform an ldap extended abandon operation.
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*
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* Parameters:
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* ld LDAP descriptor
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* msgid The message id of the operation to abandon
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* scntrls Server Controls
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* ccntrls Client Controls
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*
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* ldap_abandon_ext returns a LDAP error code.
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* (LDAP_SUCCESS if everything went ok)
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*
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* Example:
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* ldap_abandon_ext( ld, msgid, scntrls, ccntrls );
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*/
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int
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ldap_abandon_ext(
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LDAP *ld,
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int msgid,
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LDAPControl **sctrls,
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LDAPControl **cctrls )
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{
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2001-07-06 11:13:42 +08:00
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int rc;
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1999-05-19 09:12:33 +08:00
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Debug( LDAP_DEBUG_TRACE, "ldap_abandon_ext %d\n", msgid, 0, 0 );
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2001-07-06 11:13:42 +08:00
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/* check client controls */
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rc = ldap_int_client_controls( ld, cctrls );
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if( rc != LDAP_SUCCESS ) return rc;
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1999-05-19 09:12:33 +08:00
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return do_abandon( ld, msgid, msgid, sctrls, cctrls );
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}
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/*
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* ldap_abandon - perform an ldap abandon operation. Parameters:
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1998-08-09 08:43:13 +08:00
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*
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* ld LDAP descriptor
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* msgid The message id of the operation to abandon
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*
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* ldap_abandon returns 0 if everything went ok, -1 otherwise.
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*
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* Example:
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* ldap_abandon( ld, msgid );
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*/
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int
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ldap_abandon( LDAP *ld, int msgid )
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{
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Debug( LDAP_DEBUG_TRACE, "ldap_abandon %d\n", msgid, 0, 0 );
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2001-07-06 11:13:42 +08:00
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return ldap_abandon_ext( ld, msgid, NULL, NULL ) == LDAP_SUCCESS
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1999-05-19 09:12:33 +08:00
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? 0 : -1;
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1998-08-09 08:43:13 +08:00
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}
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static int
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1999-05-19 09:12:33 +08:00
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do_abandon(
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LDAP *ld,
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1999-06-19 07:53:05 +08:00
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ber_int_t origid,
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ber_int_t msgid,
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1999-05-19 09:12:33 +08:00
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LDAPControl **sctrls,
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LDAPControl **cctrls)
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1998-08-09 08:43:13 +08:00
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{
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BerElement *ber;
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int i, err, sendabandon;
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1999-06-19 07:53:05 +08:00
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ber_int_t *old_abandon;
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1998-08-09 08:43:13 +08:00
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Sockbuf *sb;
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LDAPRequest *lr;
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Debug( LDAP_DEBUG_TRACE, "do_abandon origid %d, msgid %d\n",
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origid, msgid, 0 );
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sendabandon = 1;
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/* find the request that we are abandoning */
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for ( lr = ld->ld_requests; lr != NULL; lr = lr->lr_next ) {
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if ( lr->lr_msgid == msgid ) { /* this message */
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break;
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}
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1999-05-19 09:12:33 +08:00
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if ( lr->lr_origid == msgid ) {/* child: abandon it */
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(void) do_abandon( ld,
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msgid, lr->lr_msgid, sctrls, cctrls );
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1998-08-09 08:43:13 +08:00
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}
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}
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if ( lr != NULL ) {
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if ( origid == msgid && lr->lr_parent != NULL ) {
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/* don't let caller abandon child requests! */
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ld->ld_errno = LDAP_PARAM_ERROR;
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1999-05-19 09:12:33 +08:00
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return( LDAP_PARAM_ERROR );
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1998-08-09 08:43:13 +08:00
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}
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if ( lr->lr_status != LDAP_REQST_INPROGRESS ) {
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/* no need to send abandon message */
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sendabandon = 0;
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}
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}
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if ( ldap_msgdelete( ld, msgid ) == 0 ) {
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ld->ld_errno = LDAP_SUCCESS;
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1999-05-19 09:12:33 +08:00
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return LDAP_SUCCESS;
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1998-08-09 08:43:13 +08:00
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}
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err = 0;
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if ( sendabandon ) {
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2000-10-17 07:11:41 +08:00
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if( ber_sockbuf_ctrl( ld->ld_sb, LBER_SB_OPT_GET_FD, NULL ) == -1 ) {
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/* not connected */
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err = -1;
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ld->ld_errno = LDAP_SERVER_DOWN;
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} else if ( (ber = ldap_alloc_ber_with_options( ld )) == NULL ) {
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/* BER element alocation failed */
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1998-08-09 08:43:13 +08:00
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err = -1;
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ld->ld_errno = LDAP_NO_MEMORY;
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1999-05-19 09:12:33 +08:00
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1998-08-09 08:43:13 +08:00
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} else {
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2000-10-17 07:11:41 +08:00
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/* create a message to send */
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2000-08-18 12:25:00 +08:00
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err = ber_printf( ber, "{iti", /* '}' */
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++ld->ld_msgid,
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LDAP_REQ_ABANDON, msgid );
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1998-08-09 08:43:13 +08:00
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1999-05-19 09:12:33 +08:00
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if( err == -1 ) {
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/* encoding error */
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1998-08-09 08:43:13 +08:00
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ld->ld_errno = LDAP_ENCODING_ERROR;
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1999-05-19 09:12:33 +08:00
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} else {
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/* Put Server Controls */
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if ( ldap_int_put_controls( ld, sctrls, ber )
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!= LDAP_SUCCESS )
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{
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err = -1;
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} else {
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/* close '{' */
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2000-06-24 09:40:39 +08:00
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err = ber_printf( ber, /*{*/ "N}" );
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1999-05-19 09:12:33 +08:00
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if( err == -1 ) {
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/* encoding error */
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ld->ld_errno = LDAP_ENCODING_ERROR;
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}
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}
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}
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if ( err == -1 ) {
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1998-08-09 08:43:13 +08:00
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ber_free( ber, 1 );
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1999-05-19 09:12:33 +08:00
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1998-08-09 08:43:13 +08:00
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} else {
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/* send the message */
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if ( lr != NULL ) {
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sb = lr->lr_conn->lconn_sb;
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1999-05-22 14:11:48 +08:00
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} else {
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2000-06-02 04:59:21 +08:00
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sb = ld->ld_sb;
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1998-08-09 08:43:13 +08:00
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}
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1999-05-19 09:12:33 +08:00
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1998-08-09 08:43:13 +08:00
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if ( ber_flush( sb, ber, 1 ) != 0 ) {
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ld->ld_errno = LDAP_SERVER_DOWN;
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err = -1;
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} else {
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err = 0;
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}
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}
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}
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}
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if ( lr != NULL ) {
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if ( sendabandon ) {
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1998-08-09 11:04:12 +08:00
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ldap_free_connection( ld, lr->lr_conn, 0, 1 );
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1998-08-09 08:43:13 +08:00
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}
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if ( origid == msgid ) {
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1998-08-09 11:04:12 +08:00
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ldap_free_request( ld, lr );
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1998-08-09 08:43:13 +08:00
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}
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}
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1999-05-29 09:19:14 +08:00
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i = 0;
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if ( ld->ld_abandoned != NULL ) {
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for ( ; ld->ld_abandoned[i] != -1; i++ )
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1998-08-09 08:43:13 +08:00
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; /* NULL */
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}
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1999-05-29 09:19:14 +08:00
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old_abandon = ld->ld_abandoned;
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1999-06-19 07:53:05 +08:00
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ld->ld_abandoned = (ber_int_t *) LDAP_REALLOC( (char *)
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ld->ld_abandoned, (i + 2) * sizeof(ber_int_t) );
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1999-05-29 09:19:14 +08:00
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if ( ld->ld_abandoned == NULL ) {
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ld->ld_abandoned = old_abandon;
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ld->ld_errno = LDAP_NO_MEMORY;
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return( ld->ld_errno );
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}
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1998-08-09 08:43:13 +08:00
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ld->ld_abandoned[i] = msgid;
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ld->ld_abandoned[i + 1] = -1;
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if ( err != -1 ) {
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ld->ld_errno = LDAP_SUCCESS;
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}
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1999-05-19 09:12:33 +08:00
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return( ld->ld_errno );
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1998-08-09 08:43:13 +08:00
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}
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