mirror of
https://github.com/cesanta/mongoose.git
synced 2024-12-29 20:48:02 +08:00
eaef5bd133
This reverts commit 1a17e17c462bdd4e1d26d8742f8b7087273e04c2. PUBLISHED_FROM=80028de308c9a021955d1425d2bfee8feb85f193
56 lines
1.8 KiB
C
56 lines
1.8 KiB
C
// Copyright (c) 2016 Cesanta Software Limited
|
|
// All rights reserved
|
|
//
|
|
// This software is dual-licensed: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License version 2 as
|
|
// published by the Free Software Foundation. For the terms of this
|
|
// license, see <http://www.gnu.org/licenses/>.
|
|
//
|
|
// You are free to use this software under the terms of the GNU General
|
|
// Public License, 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.
|
|
//
|
|
// Alternatively, you can license this software under a commercial
|
|
// license, as set out in <https://www.cesanta.com/license>.
|
|
//
|
|
|
|
#include "mongoose.h"
|
|
|
|
static void ev_handler(struct mg_connection *nc, int ev, void *p) {
|
|
struct mbuf *io = &nc->recv_mbuf;
|
|
(void) p;
|
|
switch (ev) {
|
|
case MG_EV_RECV:
|
|
mg_send(nc, io->buf, io->len); // Echo message back
|
|
mbuf_remove(io, io->len); // Discard message from recv buffer
|
|
// In case of UDP, Mongoose creates new virtual connection for
|
|
// incoming messages
|
|
// We can keep it (and it will be reused for another messages from
|
|
// the same address) or we can close it (this saves some memory, but
|
|
// decreases perfomance, because it forces creation of connection
|
|
// for every incoming dgram)
|
|
nc->flags |= MG_F_SEND_AND_CLOSE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
int main(void) {
|
|
struct mg_mgr mgr;
|
|
const char *port1 = "udp://1234", *port2 = "udp://127.0.0.1:17000";
|
|
|
|
mg_mgr_init(&mgr, NULL);
|
|
mg_bind(&mgr, port1, ev_handler);
|
|
mg_bind(&mgr, port2, ev_handler);
|
|
|
|
printf("Starting echo mgr on ports %s, %s\n", port1, port2);
|
|
for (;;) {
|
|
mg_mgr_poll(&mgr, 1000);
|
|
}
|
|
mg_mgr_free(&mgr);
|
|
|
|
return 0;
|
|
}
|