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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 "first.h"
#include "memdebug.h"
#ifdef USE_THREADS_POSIX
#include <pthread.h>
#endif
#include "curl_threads.h"
#define THREAD_SIZE 16
#define PER_THREAD_SIZE 8
struct Ctx {
const char *URL;
CURLSH *share;
CURLcode result;
size_t thread_id;
struct curl_slist *contents;
};
static size_t write_memory_callback(char *contents, size_t size,
size_t nmemb, void *userp)
{
/* append the data to contents */
size_t realsize = size * nmemb;
struct Ctx *mem = (struct Ctx *)userp;
char *data = (char *)malloc(realsize + 1);
struct curl_slist *item_append = NULL;
if(!data) {
curl_mprintf("not enough memory (malloc returned NULL)\n");
return 0;
}
memcpy(data, contents, realsize);
data[realsize] = '\0';
item_append = curl_slist_append(mem->contents, data);
free(data);
if(item_append) {
mem->contents = item_append;
}
else {
curl_mprintf("not enough memory (curl_slist_append returned NULL)\n");
return 0;
}
return realsize;
}
static CURL_THREAD_RETURN_T CURL_STDCALL test_thread(void *ptr)
{
struct Ctx *ctx = (struct Ctx *)ptr;
CURLcode res = CURLE_OK;
int i;
/* Loop the transfer and cleanup the handle properly every lap. This will
still reuse ssl session since the pool is in the shared object! */
for(i = 0; i < PER_THREAD_SIZE; i++) {
CURL *curl = curl_easy_init();
if(curl) {
curl_easy_setopt(curl, CURLOPT_URL, ctx->URL);
/* use the share object */
curl_easy_setopt(curl, CURLOPT_SHARE, ctx->share);
curl_easy_setopt(curl, CURLOPT_CAINFO, libtest_arg2);
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_memory_callback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, ptr);
curl_easy_setopt(curl, CURLOPT_VERBOSE, 1L);
/* Perform the request, res will get the return code */
res = curl_easy_perform(curl);
/* always cleanup */
curl_easy_cleanup(curl);
/* Check for errors */
if(res != CURLE_OK) {
curl_mfprintf(stderr, "curl_easy_perform() failed: %s\n",
curl_easy_strerror(res));
goto test_cleanup;
}
}
}
test_cleanup:
ctx->result = res;
return 0;
}
#if defined(USE_THREADS_POSIX) || defined(USE_THREADS_WIN32)
static void t3207_test_lock(CURL *handle, curl_lock_data data,
curl_lock_access laccess, void *useptr)
{
curl_mutex_t *mutexes = (curl_mutex_t*) useptr;
(void)handle;
(void)laccess;
Curl_mutex_acquire(&mutexes[data]);
}
static void t3207_test_unlock(CURL *handle, curl_lock_data data, void *useptr)
{
curl_mutex_t *mutexes = (curl_mutex_t*) useptr;
(void)handle;
Curl_mutex_release(&mutexes[data]);
}
static void execute(CURLSH *share, struct Ctx *ctx)
{
size_t i;
curl_mutex_t mutexes[CURL_LOCK_DATA_LAST - 1];
curl_thread_t thread[THREAD_SIZE];
for(i = 0; i < CURL_ARRAYSIZE(mutexes); i++) {
Curl_mutex_init(&mutexes[i]);
}
curl_share_setopt(share, CURLSHOPT_LOCKFUNC, t3207_test_lock);
curl_share_setopt(share, CURLSHOPT_UNLOCKFUNC, t3207_test_unlock);
curl_share_setopt(share, CURLSHOPT_USERDATA, (void *)mutexes);
curl_share_setopt(share, CURLSHOPT_SHARE, CURL_LOCK_DATA_SSL_SESSION);
for(i = 0; i < CURL_ARRAYSIZE(thread); i++) {
thread[i] = Curl_thread_create(test_thread, (void *)&ctx[i]);
}
for(i = 0; i < CURL_ARRAYSIZE(thread); i++) {
if(thread[i]) {
Curl_thread_join(&thread[i]);
Curl_thread_destroy(&thread[i]);
}
}
curl_share_setopt(share, CURLSHOPT_LOCKFUNC, NULL);
curl_share_setopt(share, CURLSHOPT_UNLOCKFUNC, NULL);
for(i = 0; i < CURL_ARRAYSIZE(mutexes); i++) {
Curl_mutex_destroy(&mutexes[i]);
}
}
#else /* without pthread, run serially */
static void execute(CURLSH *share, struct Ctx *ctx)
{
size_t i;
(void)share;
for(i = 0; i < THREAD_SIZE; i++) {
test_thread((void *)&ctx[i]);
}
}
#endif
static CURLcode test_lib3207(const char *URL)
{
CURLcode res = CURLE_OK;
size_t i;
CURLSH* share;
struct Ctx ctx[THREAD_SIZE];
curl_global_init(CURL_GLOBAL_ALL);
share = curl_share_init();
if(!share) {
curl_mfprintf(stderr, "curl_share_init() failed\n");
goto test_cleanup;
}
for(i = 0; i < CURL_ARRAYSIZE(ctx); i++) {
ctx[i].share = share;
ctx[i].URL = URL;
ctx[i].thread_id = i;
ctx[i].result = CURLE_OK;
ctx[i].contents = NULL;
}
execute(share, ctx);
for(i = 0; i < CURL_ARRAYSIZE(ctx); i++) {
if(ctx[i].result) {
res = ctx[i].result;
}
else {
struct curl_slist *item = ctx[i].contents;
while(item) {
curl_mprintf("%s", item->data);
item = item->next;
}
}
curl_slist_free_all(ctx[i].contents);
}
test_cleanup:
if(share)
curl_share_cleanup(share);
curl_global_cleanup();
return res;
}
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