freebsd-dev/crypto/heimdal/lib/kadm5/get_s.c
2001-02-13 16:46:19 +00:00

192 lines
6.3 KiB
C

/*
* Copyright (c) 1997, 1998, 1999 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: get_s.c,v 1.13 2000/06/19 16:11:31 joda Exp $");
kadm5_ret_t
kadm5_s_get_principal(void *server_handle,
krb5_principal princ,
kadm5_principal_ent_t out,
u_int32_t mask)
{
kadm5_server_context *context = server_handle;
kadm5_ret_t ret;
hdb_entry ent;
ent.principal = princ;
ret = context->db->open(context->context, context->db, O_RDONLY, 0);
if(ret)
return ret;
ret = context->db->fetch(context->context, context->db,
HDB_F_DECRYPT, &ent);
context->db->close(context->context, context->db);
if(ret)
return _kadm5_error_code(ret);
memset(out, 0, sizeof(*out));
if(mask & KADM5_PRINCIPAL)
ret = krb5_copy_principal(context->context, ent.principal,
&out->principal);
if(ret)
goto out;
if(mask & KADM5_PRINC_EXPIRE_TIME && ent.valid_end)
out->princ_expire_time = *ent.valid_end;
if(mask & KADM5_PW_EXPIRATION && ent.pw_end)
out->pw_expiration = *ent.pw_end;
if(mask & KADM5_LAST_PWD_CHANGE)
/* XXX implement */;
if(mask & KADM5_ATTRIBUTES){
out->attributes |= ent.flags.postdate ? 0 : KRB5_KDB_DISALLOW_POSTDATED;
out->attributes |= ent.flags.forwardable ? 0 : KRB5_KDB_DISALLOW_FORWARDABLE;
out->attributes |= ent.flags.initial ? KRB5_KDB_DISALLOW_TGT_BASED : 0;
out->attributes |= ent.flags.renewable ? 0 : KRB5_KDB_DISALLOW_RENEWABLE;
out->attributes |= ent.flags.proxiable ? 0 : KRB5_KDB_DISALLOW_PROXIABLE;
out->attributes |= ent.flags.invalid ? KRB5_KDB_DISALLOW_ALL_TIX : 0;
out->attributes |= ent.flags.require_preauth ? KRB5_KDB_REQUIRES_PRE_AUTH : 0;
out->attributes |= ent.flags.server ? 0 : KRB5_KDB_DISALLOW_SVR;
out->attributes |= ent.flags.change_pw ? KRB5_KDB_PWCHANGE_SERVICE : 0;
}
if(mask & KADM5_MAX_LIFE) {
if(ent.max_life)
out->max_life = *ent.max_life;
else
out->max_life = INT_MAX;
}
if(mask & KADM5_MOD_TIME) {
if(ent.modified_by)
out->mod_date = ent.modified_by->time;
else
out->mod_date = ent.created_by.time;
}
if(mask & KADM5_MOD_NAME) {
if(ent.modified_by) {
if (ent.modified_by->principal != NULL)
ret = krb5_copy_principal(context->context,
ent.modified_by->principal,
&out->mod_name);
} else if(ent.created_by.principal != NULL)
ret = krb5_copy_principal(context->context,
ent.created_by.principal,
&out->mod_name);
else
out->mod_name = NULL;
}
if(ret)
goto out;
if(mask & KADM5_KVNO)
out->kvno = ent.kvno;
if(mask & KADM5_MKVNO) {
int n;
out->mkvno = 0; /* XXX */
for(n = 0; n < ent.keys.len; n++)
if(ent.keys.val[n].mkvno) {
out->mkvno = *ent.keys.val[n].mkvno; /* XXX this isn't right */
break;
}
}
if(mask & KADM5_AUX_ATTRIBUTES)
/* XXX implement */;
if(mask & KADM5_POLICY)
out->policy = NULL;
if(mask & KADM5_MAX_RLIFE) {
if(ent.max_renew)
out->max_renewable_life = *ent.max_renew;
else
out->max_renewable_life = INT_MAX;
}
if(mask & KADM5_LAST_SUCCESS)
/* XXX implement */;
if(mask & KADM5_LAST_FAILED)
/* XXX implement */;
if(mask & KADM5_FAIL_AUTH_COUNT)
/* XXX implement */;
if(mask & KADM5_KEY_DATA){
int i;
Key *key;
krb5_key_data *kd;
krb5_salt salt;
krb5_data *sp;
krb5_get_pw_salt(context->context, ent.principal, &salt);
out->key_data = malloc(ent.keys.len * sizeof(*out->key_data));
for(i = 0; i < ent.keys.len; i++){
key = &ent.keys.val[i];
kd = &out->key_data[i];
kd->key_data_ver = 2;
kd->key_data_kvno = ent.kvno;
kd->key_data_type[0] = key->key.keytype;
if(key->salt)
kd->key_data_type[1] = key->salt->type;
else
kd->key_data_type[1] = KRB5_PADATA_PW_SALT;
/* setup key */
kd->key_data_length[0] = key->key.keyvalue.length;
kd->key_data_contents[0] = malloc(kd->key_data_length[0]);
if(kd->key_data_contents[0] == NULL){
ret = ENOMEM;
break;
}
memcpy(kd->key_data_contents[0], key->key.keyvalue.data,
kd->key_data_length[0]);
/* setup salt */
if(key->salt)
sp = &key->salt->salt;
else
sp = &salt.saltvalue;
kd->key_data_length[1] = sp->length;
kd->key_data_contents[1] = malloc(kd->key_data_length[1]);
if(kd->key_data_length[1] != 0
&& kd->key_data_contents[1] == NULL) {
memset(kd->key_data_contents[0], 0, kd->key_data_length[0]);
ret = ENOMEM;
break;
}
memcpy(kd->key_data_contents[1], sp->data, kd->key_data_length[1]);
out->n_key_data = i + 1;
}
krb5_free_salt(context->context, salt);
}
if(ret){
kadm5_free_principal_ent(context, out);
goto out;
}
if(mask & KADM5_TL_DATA)
/* XXX implement */;
out:
hdb_free_entry(context->context, &ent);
return _kadm5_error_code(ret);
}