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/*
Unix SMB/CIFS implementation.
Echo structures and headers, example async client library
Copyright (C) 2010 Kai Blin <kai@samba.org>
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 __LIBECHO_H__
#define __LIBECHO_H__
/* The echo port is fixed, so just set a constant. */
#define ECHO_PORT 7
/** Send an echo request to an echo server
*
*@param mem_ctx talloc memory context to use
*@param ev tevent context to use
*@param server_address address of the server as a string
*@param message echo message to send
*@return tevent_req with the active request or NULL on out-of-memory
*/
struct tevent_req *echo_request_send(TALLOC_CTX *mem_ctx,
struct tevent_context *ev,
const char *server_address,
const char *message);
/** Get the echo response from an echo server
*
* Once the echo_request_send async request is finished, you can call
* this function to collect the echo reply.
*
*@param req tevent_req struct returned from echo_request_send
*@param mem_ctx talloc memory context to use for the reply string
*@param message pointer to a string that will be allocated and filled with
the echo reply.
*@return NTSTATUS code depending on the async request result
*/
NTSTATUS echo_request_recv(struct tevent_req *req,
TALLOC_CTX *mem_ctx,
char **message);
#endif /*__LIBECHO_H__*/
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