1 | /*
|
---|
2 | Unix SMB/CIFS implementation.
|
---|
3 |
|
---|
4 | Echo structures and headers, example async client library
|
---|
5 |
|
---|
6 | Copyright (C) 2010 Kai Blin <kai@samba.org>
|
---|
7 |
|
---|
8 | This program is free software; you can redistribute it and/or modify
|
---|
9 | it under the terms of the GNU General Public License as published by
|
---|
10 | the Free Software Foundation; either version 3 of the License, or
|
---|
11 | (at your option) any later version.
|
---|
12 |
|
---|
13 | This program is distributed in the hope that it will be useful,
|
---|
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of
|
---|
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
---|
16 | GNU General Public License for more details.
|
---|
17 |
|
---|
18 | You should have received a copy of the GNU General Public License
|
---|
19 | along with this program. If not, see <http://www.gnu.org/licenses/>.
|
---|
20 | */
|
---|
21 |
|
---|
22 | #ifndef __LIBECHO_H__
|
---|
23 | #define __LIBECHO_H__
|
---|
24 |
|
---|
25 | /* The echo port is fixed, so just set a constant. */
|
---|
26 | #define ECHO_PORT 7
|
---|
27 |
|
---|
28 | /** Send an echo request to an echo server
|
---|
29 | *
|
---|
30 | *@param mem_ctx talloc memory context to use
|
---|
31 | *@param ev tevent context to use
|
---|
32 | *@param server_address address of the server as a string
|
---|
33 | *@param message echo message to send
|
---|
34 | *@return tevent_req with the active request or NULL on out-of-memory
|
---|
35 | */
|
---|
36 | struct tevent_req *echo_request_send(TALLOC_CTX *mem_ctx,
|
---|
37 | struct tevent_context *ev,
|
---|
38 | const char *server_address,
|
---|
39 | const char *message);
|
---|
40 |
|
---|
41 | /** Get the echo response from an echo server
|
---|
42 | *
|
---|
43 | * Once the echo_request_send async request is finished, you can call
|
---|
44 | * this function to collect the echo reply.
|
---|
45 | *
|
---|
46 | *@param req tevent_req struct returned from echo_request_send
|
---|
47 | *@param mem_ctx talloc memory context to use for the reply string
|
---|
48 | *@param message pointer to a string that will be allocated and filled with
|
---|
49 | the echo reply.
|
---|
50 | *@return NTSTATUS code depending on the async request result
|
---|
51 | */
|
---|
52 | NTSTATUS echo_request_recv(struct tevent_req *req,
|
---|
53 | TALLOC_CTX *mem_ctx,
|
---|
54 | char **message);
|
---|
55 |
|
---|
56 | #endif /*__LIBECHO_H__*/
|
---|