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/*
* OpenVPN-GUI -- A Windows GUI for OpenVPN.
*
* Copyright (C) 2017 Selva Nair <selva.nair@gmail.com>
*
* 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 2 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 (see the file COPYING included with this
* distribution); if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef ECHO_H
#define ECHO_H
#include <wchar.h>
/* data structures and methods for handling echo msg */
#define HASHLEN 20
/* message finger print consists of a SHA1 hash and a timestamp */
struct echo_msg_fp {
BYTE digest[HASHLEN];
time_t timestamp;
};
struct echo_msg_history;
struct echo_msg {
struct echo_msg_fp fp; /* keep this as the first element */
wchar_t *title;
wchar_t *text;
int txtlen;
int type;
struct echo_msg_history *history;
};
/* init echo message -- call on program start */
void echo_msg_init();
/* Process echo msg and related commands received from mgmt iterface. */
void echo_msg_process(connection_t *c, time_t timestamp, const char *msg);
/* Clear echo msg buffers and optionally history */
void echo_msg_clear(connection_t *c, BOOL clear_history);
/* Load echo msg history from the registry */
void echo_msg_load(connection_t *c);
#endif /* ifndef ECHO_H */