curl/tests/libtest/lib1960.c
Daniel Stenberg e4dfe6fc2f
test1960: verify CURL_SOCKOPT_ALREADY_CONNECTED
When returned from the CURLOPT_SOCKOPTFUNCTION, like when we have a
custom socket connected in the app, passed in to libcurl.

Verifies the fix in #10648

Closes #10651
2023-03-03 08:36:25 +01:00

156 lines
4.1 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.haxx.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 HAVE_INET_PTON
#ifdef WIN32
#include <winsock2.h>
#include <ws2tcpip.h>
#include <windows.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#include "memdebug.h"
/* to prevent libcurl from closing our socket */
static int closesocket_cb(void *clientp, curl_socket_t item)
{
(void)clientp;
(void)item;
return 0;
}
/* provide our own socket */
static curl_socket_t socket_cb(void *clientp,
curlsocktype purpose,
struct curl_sockaddr *address)
{
int s = *(int *)clientp;
(void)purpose;
(void)address;
return (curl_socket_t)s;
}
/* tell libcurl the socket is connected */
static int sockopt_cb(void *clientp,
curl_socket_t curlfd,
curlsocktype purpose)
{
(void)clientp;
(void)curlfd;
(void)purpose;
return CURL_SOCKOPT_ALREADY_CONNECTED;
}
/* Expected args: URL IP PORT */
int test(char *URL)
{
CURL *curl = NULL;
CURLcode res = TEST_ERR_MAJOR_BAD;
int status;
curl_socket_t client_fd = CURL_SOCKET_BAD;
struct sockaddr_in serv_addr;
unsigned short port;
if(!strcmp("check", URL))
return 0; /* no output makes it not skipped */
port = (unsigned short)atoi(libtest_arg3);
if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
fprintf(stderr, "curl_global_init() failed\n");
return TEST_ERR_MAJOR_BAD;
}
/*
* This code connects to the TCP port "manually" so that we then can hand
* over this socket as "already connected" to libcurl and make sure that
* this works.
*/
client_fd = socket(AF_INET, SOCK_STREAM, 0);
if(client_fd == CURL_SOCKET_BAD) {
fprintf(stderr, "socket creation error\n");
goto test_cleanup;
}
serv_addr.sin_family = AF_INET;
serv_addr.sin_port = htons(port);
if(inet_pton(AF_INET, libtest_arg2, &serv_addr.sin_addr) <= 0) {
fprintf(stderr, "inet_pton failed\n");
goto test_cleanup;
}
status = connect(client_fd, (struct sockaddr*)&serv_addr, sizeof(serv_addr));
if(status < 0) {
fprintf(stderr, "connection failed\n");
goto test_cleanup;
}
curl = curl_easy_init();
if(!curl) {
fprintf(stderr, "curl_easy_init() failed\n");
goto test_cleanup;
}
test_setopt(curl, CURLOPT_VERBOSE, 1L);
test_setopt(curl, CURLOPT_OPENSOCKETFUNCTION, socket_cb);
test_setopt(curl, CURLOPT_OPENSOCKETDATA, &client_fd);
test_setopt(curl, CURLOPT_SOCKOPTFUNCTION, sockopt_cb);
test_setopt(curl, CURLOPT_SOCKOPTDATA, NULL);
test_setopt(curl, CURLOPT_CLOSESOCKETFUNCTION, closesocket_cb);
test_setopt(curl, CURLOPT_CLOSESOCKETDATA, NULL);
test_setopt(curl, CURLOPT_VERBOSE, 1L);
test_setopt(curl, CURLOPT_HEADER, 1L);
test_setopt(curl, CURLOPT_URL, URL);
res = curl_easy_perform(curl);
test_cleanup:
if(client_fd != CURL_SOCKET_BAD)
sclose(client_fd);
curl_easy_cleanup(curl);
curl_global_cleanup();
return res;
}
#else
int test(char *URL)
{
(void)URL;
printf("lacks inet_pton\n");
return 0;
}
#endif