libldap4/common/delete.c

/*
 * 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.
 *
 *  delete.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>

#ifdef MACOS
#include "macos.h"
#endif /* MACOS */

#if defined( DOS ) || defined( _WIN32 )
#include "msdos.h"
#endif /* DOS */

#if !defined( MACOS ) && !defined( DOS )
#include <sys/types.h>
#include <sys/socket.h>
#endif

#include "lber.h"
#include "ldap.h"
#include "ldap-private.h"
#include "ldap-int.h"

BerElement * ldap_build_delete_req(LDAP *ld, char *dn, LDAPControl **serverctrls)
{
    BerElement  *ber;
    int rv;

    /* create a message to send */
    if ( (ber = alloc_ber_with_options( ld )) == NULLBER ) {
        ld->ld_errno = LDAP_NO_MEMORY;
        return(NULLBER );
    }

    if ( ber_printf( ber, "{its", ++ld->ld_msgid, LDAP_REQ_DELETE, dn ) == -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;
            ber_free( ber, 1 );
            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;
            ber_free( ber, 1 );
            return( NULLBER );
        }
    }

    if ( ber_printf( ber, "}" ) == -1 ) {
        ld->ld_errno = LDAP_ENCODING_ERROR;
        ber_free( ber, 1 );
        return( NULLBER );
    }

    return (ber);
}

/*
 * ldap_delete - initiate an ldap (and X.500) delete operation. Parameters:
 *
 *  ld      LDAP descriptor
 *  dn      DN of the object to delete
 *
 * Example:
 *  msgid = ldap_delete( ld, dn );
 */
int
ldap_delete( LDAP *ld, char *dn )
{
    BerElement  *ber;
    int rv;

    /*
     * A delete request looks like this:
     *  DelRequet ::= DistinguishedName,
     */

    Debug( LDAP_DEBUG_TRACE, catgets(slapdcat, 1, 129, "ldap_delete\n"), 0, 0, 0 );

#ifdef _REENTRANT
    LOCK_LDAP(ld);
#endif

    if (( ber = ldap_build_delete_req(ld, dn, NULL)) == NULLBER) {
#ifdef _REENTRANT
        UNLOCK_LDAP(ld);
#endif
        return (-1);
    }

    /* send the message */
    rv = send_initial_request( ld, LDAP_REQ_DELETE, dn, ber );
#ifdef _REENTRANT
    UNLOCK_LDAP(ld);
#endif
    return ( rv );
}


int
ldap_delete_s( LDAP *ld, char *dn )
{
    int     msgid;
    LDAPMessage *res;

    if ( (msgid = ldap_delete( ld, dn )) == -1 )
        return( ld->ld_errno );

    if ( ldap_result( ld, msgid, 1, (struct timeval *) NULL, &res ) == -1 )
        return( ld->ld_errno );

    return( ldap_result2error( ld, res, 1 ) );
}

/* ldapv3 API extensions */

int ldap_delete_ext(LDAP *ld, char *dn, LDAPControl **serverctrls, LDAPControl **clientctrls, int *msgidp)
{
    BerElement  *ber;
    int rv;

#ifdef _REENTRANT
    LOCK_LDAP(ld);
#endif

    Debug( LDAP_DEBUG_TRACE, catgets(slapdcat, 1, 192, "ldap_modify\n"), 0, 0, 0 );

    if ((ber = ldap_build_delete_req(ld, dn, serverctrls)) == NULLBER){
        rv = ld->ld_errno;
        if (rv == LDAP_SUCCESS)
            rv = LDAP_OTHER;
#ifdef _REENTRANT
        UNLOCK_LDAP(ld);
#endif
        return (rv);
    }

    /* send the message */
    rv =  send_initial_request( ld, LDAP_REQ_DELETE, dn, ber );
    if (rv == -1){
        rv = ld->ld_errno;
        if (rv == LDAP_SUCCESS){
            rv = LDAP_OTHER;
        }
#ifdef _REENTRANT
        UNLOCK_LDAP(ld);
#endif
        return (rv);
    }
    *msgidp = rv;
#ifdef _REENTRANT
    UNLOCK_LDAP(ld);
#endif
    return ( LDAP_SUCCESS );
}

int ldap_delete_ext_s(LDAP *ld, char *dn, LDAPControl **serverctrls, LDAPControl **clientctrls)
{
    int msgid;
    int retcode = LDAP_SUCCESS;
    LDAPMessage *res;

    if ((retcode = ldap_delete_ext(ld, dn, serverctrls, clientctrls, &msgid)) != LDAP_SUCCESS)
        return (retcode);
    if (ldap_result(ld, msgid, 1, (struct timeval *)NULL, &res ) == -1)
        return (ld->ld_errno );

#ifdef  _REENTRANT
    LOCK_LDAP(ld);
#endif
    retcode = ldap_parse_result( ld, res,  &ld->ld_errno, &ld->ld_matched, &ld->ld_error,
                                 &ld->ld_referrals, &ld->ld_ret_ctrls, 1);
    if (retcode == LDAP_SUCCESS)
        retcode = ld->ld_errno;
#ifdef  _REENTRANT
    UNLOCK_LDAP(ld);
#endif
    return (retcode);
}