xref: /freebsd/crypto/heimdal/lib/kadm5/rename_s.c (revision b528cefc6b8f9670b31a865051741d946cb37085)

/*
 * Copyright (c) 1997, 1998, 1999 Kungliga Tekniska H�gskolan
 * (Royal Institute of Technology, Stockholm, Sweden).
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * 3. Neither the name of the Institute nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#include "kadm5_locl.h"

RCSID("$Id: rename_s.c,v 1.9 1999/12/02 17:05:07 joda Exp $");

kadm5_ret_t
kadm5_s_rename_principal(void *server_handle,
			 krb5_principal source,
			 krb5_principal target)
{
    kadm5_server_context *context = server_handle;
    kadm5_ret_t ret;
    hdb_entry ent, ent2;
    ent.principal = source;
    if(krb5_principal_compare(context->context, source, target))
	return KADM5_DUP; /* XXX is this right? */
    if(!krb5_realm_compare(context->context, source, target))
	return KADM5_FAILURE; /* XXX better code */
    ret = context->db->open(context->context, context->db, O_RDWR, 0);
    if(ret)
	return ret;
    ret = context->db->fetch(context->context, context->db, 0, &ent);
    if(ret){
	context->db->close(context->context, context->db);
	goto out;
    }
    ret = _kadm5_set_modifier(context, &ent);
    if(ret)
	goto out2;
    {
	/* fix salt */
	int i;
	Salt salt;
	krb5_salt salt2;
	krb5_get_pw_salt(context->context, source, &salt2);
	salt.type = hdb_pw_salt;
	salt.salt = salt2.saltvalue;
	for(i = 0; i < ent.keys.len; i++){
	    if(ent.keys.val[i].salt == NULL){
		ent.keys.val[i].salt = malloc(sizeof(*ent.keys.val[i].salt));
		ret = copy_Salt(&salt, ent.keys.val[i].salt);
		if(ret)
		    break;
	    }
	}
	krb5_free_salt(context->context, salt2);
    }
    if(ret)
	goto out2;
    ent2.principal = ent.principal;
    ent.principal = target;

    hdb_seal_keys(context->db, &ent);

    kadm5_log_rename (context,
		      source,
		      &ent);

    ret = context->db->store(context->context, context->db, 0, &ent);
    if(ret){
	ent.principal = ent2.principal;
	goto out2;
    }
    ret = context->db->remove(context->context, context->db, &ent2);
    ent.principal = ent2.principal;
out2:
    context->db->close(context->context, context->db);
    hdb_free_entry(context->context, &ent);
out:
    return _kadm5_error_code(ret);
}