mirror of
https://git.openldap.org/openldap/openldap.git
synced 2024-11-21 01:04:44 +08:00
3b15c6f10f
Remove back-perl, back-sql, back-tcl from branch as they have yet to be updated. Additional changes are needed prior to release of alpha4.
107 lines
2.5 KiB
C
107 lines
2.5 KiB
C
/* abandon.c - decode and handle an ldap abandon operation */
|
|
/* $OpenLDAP$ */
|
|
/*
|
|
* Copyright 1998-2000 The OpenLDAP Foundation, All Rights Reserved.
|
|
* COPYING RESTRICTIONS APPLY, see COPYRIGHT file
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 1995 Regents of the University of Michigan.
|
|
* All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms are permitted
|
|
* provided that this notice is preserved and that due credit is given
|
|
* to the University of Michigan at Ann Arbor. The name of the University
|
|
* may not be used to endorse or promote products derived from this
|
|
* software without specific prior written permission. This software
|
|
* is provided ``as is'' without express or implied warranty.
|
|
*/
|
|
|
|
#include "portable.h"
|
|
|
|
#include <stdio.h>
|
|
#include <ac/socket.h>
|
|
|
|
#include "slap.h"
|
|
|
|
int
|
|
do_abandon(
|
|
Connection *conn,
|
|
Operation *op
|
|
)
|
|
{
|
|
ber_int_t id;
|
|
Operation *o;
|
|
Operation **oo;
|
|
int rc, notfound;
|
|
|
|
Debug( LDAP_DEBUG_TRACE, "do_abandon\n", 0, 0, 0 );
|
|
|
|
/*
|
|
* Parse the abandon request. It looks like this:
|
|
*
|
|
* AbandonRequest := MessageID
|
|
*/
|
|
|
|
if ( ber_scanf( op->o_ber, "i", &id ) == LBER_ERROR ) {
|
|
Debug( LDAP_DEBUG_ANY, "do_abandon: ber_scanf failed\n", 0, 0 ,0 );
|
|
send_ldap_disconnect( conn, op,
|
|
LDAP_PROTOCOL_ERROR, "decoding error" );
|
|
return -1;
|
|
}
|
|
|
|
if( (rc = get_ctrls( conn, op, 0 )) != LDAP_SUCCESS ) {
|
|
Debug( LDAP_DEBUG_ANY, "do_abandon: get_ctrls failed\n", 0, 0 ,0 );
|
|
return rc;
|
|
}
|
|
|
|
Debug( LDAP_DEBUG_ARGS, "do_abandon: id=%ld\n", (long) id, 0 ,0 );
|
|
|
|
if( id <= 0 ) {
|
|
Debug( LDAP_DEBUG_ANY,
|
|
"do_abandon: bad msgid %ld\n", (long) id, 0, 0 );
|
|
return LDAP_SUCCESS;
|
|
}
|
|
|
|
notfound = 1; /* not found */
|
|
ldap_pvt_thread_mutex_lock( &conn->c_mutex );
|
|
/*
|
|
* find the operation being abandoned and set the o_abandon
|
|
* flag. It's up to the backend to periodically check this
|
|
* flag and abort the operation at a convenient time.
|
|
*/
|
|
|
|
for ( o = conn->c_ops; o != NULL; o = o->o_next ) {
|
|
if ( o->o_msgid == id ) {
|
|
ldap_pvt_thread_mutex_lock( &o->o_abandonmutex );
|
|
o->o_abandon = 1;
|
|
ldap_pvt_thread_mutex_unlock( &o->o_abandonmutex );
|
|
|
|
notfound = 0;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
for ( oo = &conn->c_pending_ops;
|
|
(*oo != NULL) && ((*oo)->o_msgid != id);
|
|
oo = &(*oo)->o_next )
|
|
{
|
|
/* EMPTY */ ;
|
|
}
|
|
|
|
if( *oo != NULL ) {
|
|
o = *oo;
|
|
*oo = (*oo)->o_next;
|
|
slap_op_free( o );
|
|
notfound = 0;
|
|
}
|
|
|
|
done:
|
|
ldap_pvt_thread_mutex_unlock( &conn->c_mutex );
|
|
|
|
Debug( LDAP_DEBUG_TRACE, "do_abandon: op=%ld %sfound\n",
|
|
(long) id, notfound ? "not " : "", 0 );
|
|
|
|
return LDAP_SUCCESS;
|
|
}
|