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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set et sw=2 ts=2: */
/***************************************************************************
* muniacli.cc
*
* Fri May 4 15:39:06 CEST 2012
* Copyright 2012 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of Munia.
*
* Munia 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.
*
* Munia 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 Munia; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <getopt.h>
#include <string.h>
#include <libwebsockets.h>
enum demo_protocols {
PROTOCOL_TASK
};
static int callback_task(struct libwebsocket_context *me,
struct libwebsocket *wsi,
enum libwebsocket_callback_reasons reason,
void *user, void *in, size_t len)
{
unsigned char buf[LWS_SEND_BUFFER_PRE_PADDING + 4096 +
LWS_SEND_BUFFER_POST_PADDING];
int l;
char msg[4096];
switch (reason) {
case LWS_CALLBACK_CLOSED:
fprintf(stderr, "mirror: LWS_CALLBACK_CLOSED\n");
// wsi_mirror = NULL;
break;
case LWS_CALLBACK_CLIENT_ESTABLISHED:
libwebsocket_callback_on_writable(me, wsi);
break;
case LWS_CALLBACK_CLIENT_RECEIVE:
fprintf(stderr, "rx %d '", (int)len);
fwrite(in, len, 1, stderr);
fprintf(stderr, "'\n");
libwebsocket_callback_on_writable(me, wsi);
break;
case LWS_CALLBACK_CLIENT_WRITEABLE:
fgets(msg, sizeof(msg), stdin);
printf("send...\n");
l = sprintf((char *)&buf[LWS_SEND_BUFFER_PRE_PADDING], "%s", msg);
libwebsocket_write(wsi, &buf[LWS_SEND_BUFFER_PRE_PADDING],
l, LWS_WRITE_TEXT);
break;
default:
break;
}
return 0;
}
static struct libwebsocket_protocols protocols[] = {
{ "lws-task-protocol", callback_task, 0, },
{ NULL, NULL, 0 }
};
int client(const char *address, int port)
{
struct libwebsocket_context *context;
struct libwebsocket *wsi_task = NULL;
int ietf_version = -1; // latest
context = libwebsocket_create_context(CONTEXT_PORT_NO_LISTEN, NULL,
protocols,
libwebsocket_internal_extensions,
NULL, NULL, -1, -1, 0);
if (context == NULL) {
fprintf(stderr, "Creating libwebsocket context failed\n");
return 1;
}
/*
* sit there servicing the websocket context to handle incoming
* packets, and drawing random circles on the mirror protocol websocket
*/
int n = 1;
while(n >= 0) {
n = libwebsocket_service(context, 1000);
if (wsi_task == NULL) {
wsi_task = libwebsocket_client_connect(context, address, port,
0, "/", address, address,
protocols[PROTOCOL_TASK].name,
ietf_version);
if (wsi_task == NULL) {
fprintf(stderr, "libwebsocket task connect failed\n");
return -1;
}
} else {
/*
fprintf(stderr, "closing mirror session\n");
libwebsocket_close_and_free_session(context,
wsi_mirror, LWS_CLOSE_STATUS_GOINGAWAY);
*/
}
}
fprintf(stderr, "Exiting\n");
libwebsocket_context_destroy(context);
return 0;
}
int main()
{
client("localhost", 10001);
return 0;
}
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