/*
* Request:
*
* Response:
* NameZ
*/
static krb5_error_code
kcm_gen_new(krb5_context context, krb5_ccache *id)
{
uuid_string_t uuidstr;
krb5_error_code ret;
krb5_kcmcache *k;
uuid_t uuid;
ret = kcm_alloc(context, NULL, id);
if (ret)
return ret;
k = KCMCACHE(*id);
uuid_generate_random(uuid);
uuid_unparse(uuid, uuidstr);
k->name = strdup(uuidstr);
if (k->name == NULL)
ret = ENOMEM;
if (ret)
kcm_free(context, id);
return ret;
}
static krb5_error_code
kcm_get_cache_next(krb5_context context, krb5_cc_cursor cursor, const krb5_cc_ops *ops, krb5_ccache *id)
{
krb5_error_code ret;
krb5_kcm_cursor c = KCMCURSOR(cursor);
krb5_storage *request, *response;
krb5_data response_data;
ssize_t sret;
char *name;
*id = NULL;
again:
if (c->offset >= c->length)
return KRB5_CC_END;
ret = krb5_kcm_storage_request(context, KCM_OP_GET_CACHE_BY_UUID, &request);
if (ret)
return ret;
sret = krb5_storage_write(request,
&c->uuids[c->offset],
sizeof(c->uuids[c->offset]));
c->offset++;
if (sret != sizeof(c->uuids[c->offset])) {
krb5_storage_free(request);
krb5_clear_error_message(context);
return ENOMEM;
}
ret = krb5_kcm_call(context, request, &response, &response_data);
krb5_storage_free(request);
if (ret == KRB5_FCC_NOFILE) {
/* cache no longer exists, try next */
goto again;
} else if (ret)
return ret;
ret = krb5_ret_stringz(response, &name);
krb5_storage_free(response);
krb5_data_free(&response_data);
if (ret)
return ret;
ret = _krb5_cc_allocate(context, ops, id);
if (ret == 0)
ret = kcm_alloc(context, name, id);
krb5_xfree(name);
return ret;
}
KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL
_krb5_kcm_is_running(krb5_context context)
{
krb5_error_code ret;
krb5_ccache_data ccdata;
krb5_ccache id = &ccdata;
krb5_boolean running;
ret = kcm_alloc(context, NULL, &id);
if (ret)
return 0;
running = (_krb5_kcm_noop(context, id) == 0);
kcm_free(context, &id);
return running;
}
/*
* Request:
*
* Response:
* NameZ
*/
static krb5_error_code
kcm_gen_new(krb5_context context, krb5_ccache *id)
{
krb5_kcmcache *k;
krb5_error_code ret;
krb5_storage *request, *response;
krb5_data response_data;
ret = kcm_alloc(context, NULL, id);
if (ret)
return ret;
k = KCMCACHE(*id);
ret = krb5_kcm_storage_request(context, KCM_OP_GEN_NEW, &request);
if (ret) {
kcm_free(context, id);
return ret;
}
ret = krb5_kcm_call(context, request, &response, &response_data);
if (ret) {
krb5_storage_free(request);
kcm_free(context, id);
return ret;
}
ret = krb5_ret_stringz(response, &k->name);
if (ret)
ret = KRB5_CC_IO;
krb5_storage_free(request);
krb5_storage_free(response);
krb5_data_free(&response_data);
if (ret)
kcm_free(context, id);
return ret;
}
static krb5_error_code
resolve_by_uuid_oid(krb5_context context, const krb5_cc_ops *ops, krb5_ccache id, krb5_uuid uuid)
{
krb5_storage *request, *response;
krb5_data response_data;
krb5_error_code ret;
char *name;
ssize_t sret;
ret = krb5_kcm_storage_request(context, KCM_OP_GET_CACHE_BY_UUID, &request);
if (ret)
return ret;
sret = krb5_storage_write(request, uuid, sizeof(krb5_uuid));
if (sret != sizeof(krb5_uuid)) {
krb5_storage_free(request);
krb5_clear_error_message(context);
return ENOMEM;
}
ret = krb5_kcm_call(context, request, &response, &response_data);
krb5_storage_free(request);
if (ret)
return ret;
ret = krb5_ret_stringz(response, &name);
krb5_storage_free(response);
krb5_data_free(&response_data);
if (ret)
return ret;
ret = kcm_alloc(context, name, &id);
krb5_xfree(name);
return ret;
}
static krb5_error_code
kcm_resolve(krb5_context context, krb5_ccache *id, const char *res)
{
return kcm_alloc(context, res, id);
}