143 lines
3.9 KiB
C
143 lines
3.9 KiB
C
/***************************************************************************
|
|
* _ _ ____ _
|
|
* Project ___| | | | _ \| |
|
|
* / __| | | | |_) | |
|
|
* | (__| |_| | _ <| |___
|
|
* \___|\___/|_| \_\_____|
|
|
*
|
|
* Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
|
|
*
|
|
* This software is licensed as described in the file COPYING, which
|
|
* you should have received as part of this distribution. The terms
|
|
* are also available at https://curl.se/docs/copyright.html.
|
|
*
|
|
* You may opt to use, copy, modify, merge, publish, distribute and/or sell
|
|
* copies of the Software, and permit persons to whom the Software is
|
|
* furnished to do so, under the terms of the COPYING file.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
* SPDX-License-Identifier: curl
|
|
*
|
|
***************************************************************************/
|
|
|
|
#include "test.h"
|
|
|
|
#ifdef USE_WEBSOCKETS
|
|
|
|
static int ping(CURL *curl, const char *send_payload)
|
|
{
|
|
size_t sent;
|
|
CURLcode result =
|
|
curl_ws_send(curl, send_payload, strlen(send_payload), &sent, 0,
|
|
CURLWS_PING);
|
|
fprintf(stderr,
|
|
"ws: curl_ws_send returned %u, sent %u\n", (int)result, (int)sent);
|
|
|
|
return (int)result;
|
|
}
|
|
|
|
static int recv_pong(CURL *curl, const char *expected_payload)
|
|
{
|
|
size_t rlen;
|
|
const struct curl_ws_frame *meta;
|
|
char buffer[256];
|
|
CURLcode result = curl_ws_recv(curl, buffer, sizeof(buffer), &rlen, &meta);
|
|
if(!result) {
|
|
if(meta->flags & CURLWS_PONG) {
|
|
int same = 0;
|
|
fprintf(stderr, "ws: got PONG back\n");
|
|
if(rlen == strlen(expected_payload)) {
|
|
if(!memcmp(expected_payload, buffer, rlen)) {
|
|
fprintf(stderr, "ws: got the same payload back\n");
|
|
same = 1;
|
|
}
|
|
}
|
|
if(!same)
|
|
fprintf(stderr, "ws: did NOT get the same payload back\n");
|
|
}
|
|
else {
|
|
fprintf(stderr, "recv_pong: got %u bytes rflags %x\n", (int)rlen,
|
|
meta->flags);
|
|
}
|
|
}
|
|
fprintf(stderr, "ws: curl_ws_recv returned %u, received %u\n", (int)result,
|
|
(int)rlen);
|
|
return (int)result;
|
|
}
|
|
|
|
static int recv_any(CURL *curl)
|
|
{
|
|
size_t rlen;
|
|
const struct curl_ws_frame *meta;
|
|
char buffer[256];
|
|
CURLcode result = curl_ws_recv(curl, buffer, sizeof(buffer), &rlen, &meta);
|
|
if(result)
|
|
return result;
|
|
|
|
fprintf(stderr, "recv_any: got %u bytes rflags %x\n", (int)rlen,
|
|
meta->flags);
|
|
return 0;
|
|
}
|
|
|
|
/* just close the connection */
|
|
static void websocket_close(CURL *curl)
|
|
{
|
|
size_t sent;
|
|
CURLcode result =
|
|
curl_ws_send(curl, "", 0, &sent, 0, CURLWS_CLOSE);
|
|
fprintf(stderr,
|
|
"ws: curl_ws_send returned %u, sent %u\n", (int)result, (int)sent);
|
|
}
|
|
|
|
static void websocket(CURL *curl)
|
|
{
|
|
int i = 0;
|
|
fprintf(stderr, "ws: websocket() starts\n");
|
|
do {
|
|
recv_any(curl);
|
|
fprintf(stderr, "Send ping\n");
|
|
if(ping(curl, "foobar"))
|
|
return;
|
|
fprintf(stderr, "Receive pong\n");
|
|
if(recv_pong(curl, "foobar")) {
|
|
printf("Connection closed\n");
|
|
return;
|
|
}
|
|
sleep(2);
|
|
} while(i++ < 10);
|
|
websocket_close(curl);
|
|
}
|
|
|
|
int test(char *URL)
|
|
{
|
|
CURL *curl;
|
|
CURLcode res = CURLE_OK;
|
|
|
|
global_init(CURL_GLOBAL_ALL);
|
|
|
|
curl = curl_easy_init();
|
|
if(curl) {
|
|
curl_easy_setopt(curl, CURLOPT_URL, URL);
|
|
|
|
/* use the callback style */
|
|
curl_easy_setopt(curl, CURLOPT_USERAGENT, "websocket/2304");
|
|
curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
|
|
curl_easy_setopt(curl, CURLOPT_CONNECT_ONLY, 2L); /* websocket style */
|
|
res = curl_easy_perform(curl);
|
|
fprintf(stderr, "curl_easy_perform() returned %u\n", (int)res);
|
|
if(res == CURLE_OK)
|
|
websocket(curl);
|
|
|
|
/* always cleanup */
|
|
curl_easy_cleanup(curl);
|
|
}
|
|
curl_global_cleanup();
|
|
return (int)res;
|
|
}
|
|
|
|
#else
|
|
NO_SUPPORT_BUILT_IN
|
|
#endif
|