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/***************************************************************************
* _ _ ____ _
* 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"
#include "testutil.h"
#include "warnless.h"
#define NUM_THREADS 100
#ifdef _WIN32
#ifdef _WIN32_WCE
static DWORD WINAPI run_thread(LPVOID ptr)
#else
#include <process.h>
static unsigned int WINAPI run_thread(void *ptr)
#endif
{
CURLcode *result = ptr;
*result = curl_global_init(CURL_GLOBAL_ALL);
if(*result == CURLE_OK)
curl_global_cleanup();
return 0;
}
int test(char *URL)
{
#ifdef _WIN32_WCE
typedef HANDLE curl_win_thread_handle_t;
#else
typedef uintptr_t curl_win_thread_handle_t;
#endif
CURLcode results[NUM_THREADS];
curl_win_thread_handle_t ths[NUM_THREADS];
unsigned tid_count = NUM_THREADS, i;
int test_failure = 0;
curl_version_info_data *ver;
(void) URL;
ver = curl_version_info(CURLVERSION_NOW);
if((ver->features & CURL_VERSION_THREADSAFE) == 0) {
fprintf(stderr, "%s:%d On Windows but the "
"CURL_VERSION_THREADSAFE feature flag is not set\n",
__FILE__, __LINE__);
return -1;
}
/* On Windows libcurl global init/cleanup calls LoadLibrary/FreeLibrary for
secur32.dll and iphlpapi.dll. Here we load them beforehand so that when
libcurl calls LoadLibrary/FreeLibrary it only increases/decreases the
library's refcount rather than actually loading/unloading the library,
which would affect the test runtime. */
(void)win32_load_system_library(TEXT("secur32.dll"));
(void)win32_load_system_library(TEXT("iphlpapi.dll"));
for(i = 0; i < tid_count; i++) {
curl_win_thread_handle_t th;
results[i] = CURL_LAST; /* initialize with invalid value */
#ifdef _WIN32_WCE
th = CreateThread(NULL, 0, run_thread, &results[i], 0, NULL);
#else
th = _beginthreadex(NULL, 0, run_thread, &results[i], 0, NULL);
#endif
if(!th) {
fprintf(stderr, "%s:%d Couldn't create thread, errno %lu\n",
__FILE__, __LINE__, GetLastError());
tid_count = i;
test_failure = -1;
goto cleanup;
}
ths[i] = th;
}
cleanup:
for(i = 0; i < tid_count; i++) {
WaitForSingleObject((HANDLE)ths[i], INFINITE);
CloseHandle((HANDLE)ths[i]);
if(results[i] != CURLE_OK) {
fprintf(stderr, "%s:%d thread[%u]: curl_global_init() failed,"
"with code %d (%s)\n", __FILE__, __LINE__,
i, (int) results[i], curl_easy_strerror(results[i]));
test_failure = -1;
}
}
return test_failure;
}
#elif defined(HAVE_PTHREAD_H)
#include <pthread.h>
#include <unistd.h>
static void *run_thread(void *ptr)
{
CURLcode *result = ptr;
*result = curl_global_init(CURL_GLOBAL_ALL);
if(*result == CURLE_OK)
curl_global_cleanup();
return NULL;
}
int test(char *URL)
{
CURLcode results[NUM_THREADS];
pthread_t tids[NUM_THREADS];
unsigned tid_count = NUM_THREADS, i;
int test_failure = 0;
curl_version_info_data *ver;
(void) URL;
ver = curl_version_info(CURLVERSION_NOW);
if((ver->features & CURL_VERSION_THREADSAFE) == 0) {
fprintf(stderr, "%s:%d Have pthread but the "
"CURL_VERSION_THREADSAFE feature flag is not set\n",
__FILE__, __LINE__);
return -1;
}
for(i = 0; i < tid_count; i++) {
int res;
results[i] = CURL_LAST; /* initialize with invalid value */
res = pthread_create(&tids[i], NULL, run_thread, &results[i]);
if(res) {
fprintf(stderr, "%s:%d Couldn't create thread, errno %d\n",
__FILE__, __LINE__, res);
tid_count = i;
test_failure = -1;
goto cleanup;
}
}
cleanup:
for(i = 0; i < tid_count; i++) {
pthread_join(tids[i], NULL);
if(results[i] != CURLE_OK) {
fprintf(stderr, "%s:%d thread[%u]: curl_global_init() failed,"
"with code %d (%s)\n", __FILE__, __LINE__,
i, (int) results[i], curl_easy_strerror(results[i]));
test_failure = -1;
}
}
return test_failure;
}
#else /* without pthread or Windows, this test doesn't work */
int test(char *URL)
{
curl_version_info_data *ver;
(void)URL;
ver = curl_version_info(CURLVERSION_NOW);
if((ver->features & CURL_VERSION_THREADSAFE) != 0) {
fprintf(stderr, "%s:%d No pthread but the "
"CURL_VERSION_THREADSAFE feature flag is set\n",
__FILE__, __LINE__);
return -1;
}
return 0;
}
#endif
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