openldap/servers/slapd/abandon.c
1998-08-09 00:43:13 +00:00

71 lines
1.7 KiB
C

/* abandon.c - decode and handle an ldap abandon operation */
/*
* 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 <stdio.h>
#include <sys/types.h>
#include <sys/socket.h>
#include "slap.h"
extern Backend *select_backend();
extern char *default_referral;
void
do_abandon(
Connection *conn,
Operation *op
)
{
int id;
Backend *be;
Operation *o;
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, "ber_scanf failed\n", 0, 0 ,0 );
return;
}
Debug( LDAP_DEBUG_ARGS, "do_abandon: id %d\n", id, 0 ,0 );
/*
* 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.
*/
pthread_mutex_lock( &conn->c_opsmutex );
for ( o = conn->c_ops; o != NULL; o = o->o_next ) {
if ( o->o_msgid == id )
break;
}
if ( o != NULL ) {
pthread_mutex_lock( &o->o_abandonmutex );
o->o_abandon = 1;
pthread_mutex_unlock( &o->o_abandonmutex );
} else {
Debug( LDAP_DEBUG_TRACE, "do_abandon: op not found\n", 0, 0,
0 );
}
pthread_mutex_unlock( &conn->c_opsmutex );
}