freebsd-dev/crypto/heimdal/lib/kadm5/rename_s.c
Cy Schubert 879b0e9cd2 heimdal: Add missing kadm5 error checks
Obtained from:	Heimdal commit 4a0e01f9edabe36d0f2cab188078dd29fa5aaf02
MFC after:	3 days
2022-11-26 18:41:52 -08:00

114 lines
3.7 KiB
C

/*
* Copyright (c) 1997 - 2001, 2003, 2005 - 2005 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("$Id$");
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_ex ent;
krb5_principal oldname;
memset(&ent, 0, sizeof(ent));
if(krb5_principal_compare(context->context, source, target))
return KADM5_DUP; /* XXX is this right? */
ret = context->db->hdb_open(context->context, context->db, O_RDWR, 0);
if(ret)
return ret;
ret = context->db->hdb_fetch_kvno(context->context, context->db,
source, HDB_F_GET_ANY|HDB_F_ADMIN_DATA, 0, &ent);
if(ret){
context->db->hdb_close(context->context, context->db);
goto out;
}
ret = _kadm5_set_modifier(context, &ent.entry);
if(ret)
goto out2;
{
/* fix salt */
size_t i;
Salt salt;
krb5_salt salt2;
memset(&salt, 0, sizeof(salt));
ret = krb5_get_pw_salt(context->context, source, &salt2);
if (ret)
goto out;
salt.type = hdb_pw_salt;
salt.salt = salt2.saltvalue;
for(i = 0; i < ent.entry.keys.len; i++){
if(ent.entry.keys.val[i].salt == NULL){
ent.entry.keys.val[i].salt =
malloc(sizeof(*ent.entry.keys.val[i].salt));
if(ent.entry.keys.val[i].salt == NULL)
return ENOMEM;
ret = copy_Salt(&salt, ent.entry.keys.val[i].salt);
if(ret)
break;
}
}
krb5_free_salt(context->context, salt2);
}
if(ret)
goto out2;
oldname = ent.entry.principal;
ent.entry.principal = target;
ret = hdb_seal_keys(context->context, context->db, &ent.entry);
if (ret) {
ent.entry.principal = oldname;
goto out2;
}
kadm5_log_rename (context, source, &ent.entry);
ret = context->db->hdb_store(context->context, context->db, 0, &ent);
if(ret){
ent.entry.principal = oldname;
goto out2;
}
ret = context->db->hdb_remove(context->context, context->db, oldname);
ent.entry.principal = oldname;
out2:
context->db->hdb_close(context->context, context->db);
hdb_free_entry(context->context, &ent);
out:
return _kadm5_error_code(ret);
}