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path: root/crypto/heimdal/lib/kadm5/rename_s.c
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/*
 * Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
 * (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 1.11 2001/01/30 01:24:29 assar 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;

    ret = hdb_seal_keys(context->context, context->db, &ent);
    if (ret) {
	ent.principal = ent2.principal;
	goto out2;
    }

    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);
}

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