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/*
Authors:
Pavel Březina <pbrezina@redhat.com>
Copyright (C) 2016 Red Hat
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _DP_REQUEST_H_
#define _DP_REQUEST_H_
#include <talloc.h>
#include "providers/data_provider/dp.h"
struct data_provider;
struct dp_client;
enum dp_targets;
enum dp_methods;
struct tevent_req *dp_req_send(TALLOC_CTX *mem_ctx,
struct data_provider *provider,
struct dp_client *dp_cli,
const char *domain,
const char *name,
enum dp_targets target,
enum dp_methods method,
uint32_t dp_flags,
void *request_data,
const char **_request_name);
errno_t _dp_req_recv(TALLOC_CTX *mem_ctx,
struct tevent_req *req,
const char *data_type,
void **_data);
/**
* Returns value of output data.
*
* @example
* struct dp_reply_std reply;
* ret = dp_req_recv(mem_ctx, req, struct dp_reply_std, &reply);
*/
#define dp_req_recv(mem_ctx, req, data_type, _data) \
({ \
data_type *__value = NULL; \
errno_t __ret; \
__ret = _dp_req_recv(mem_ctx, req, #data_type, (void**)&__value); \
if (__ret == EOK) { \
*(_data) = *__value; \
} \
__ret; \
})
/**
* Returns pointer to output data type.
*
* @example
* struct dp_reply_std *reply;
* ret = dp_req_recv_ptr(mem_ctx, req, struct dp_reply_std, &reply);
*/
#define dp_req_recv_ptr(mem_ctx, req, data_type, _data) \
_dp_req_recv(mem_ctx, req, #data_type, (void**)_data)
#endif /* _DP_REQUEST_H_ */
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