freeswitch/src/switch_curl.c

118 lines
2.7 KiB
C

/*
* FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
* Copyright (C) 2005-2010, Anthony Minessale II <anthm@freeswitch.org>
*
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
*
* The Initial Developer of the Original Code is
* Anthony Minessale II <anthm@freeswitch.org>
* Portions created by the Initial Developer are Copyright (C)
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
*
* switch_curl.c
*
*/
#include <switch.h>
#if defined(CORE_USE_CURL) && defined(HAVE_OPENSSL)
#include <openssl/crypto.h>
#include <curl/curl.h>
static switch_mutex_t **ssl_mutexes;
static void switch_curl_ssl_lock_callback(int mode, int type, char *file, int line)
{
if (mode & CRYPTO_LOCK) {
switch_mutex_lock(ssl_mutexes[type]);
}
else {
switch_mutex_unlock(ssl_mutexes[type]);
}
}
static unsigned long switch_curl_ssl_thread_id(void)
{
return (unsigned long) switch_thread_self();
}
static void switch_curl_init_ssl_locks(switch_memory_pool_t *pool)
{
int i, num = CRYPTO_num_locks();
ssl_mutexes = OPENSSL_malloc(CRYPTO_num_locks() * sizeof(switch_mutex_t*));
switch_assert(ssl_mutexes != NULL);
for (i = 0; i < num; i++) {
switch_mutex_init(&(ssl_mutexes[i]), SWITCH_MUTEX_NESTED, pool);
switch_assert(ssl_mutexes[i] != NULL);
}
CRYPTO_set_id_callback(switch_curl_ssl_thread_id);
CRYPTO_set_locking_callback((void (*)(int, int, const char*, int))switch_curl_ssl_lock_callback);
}
static void switch_curl_destroy_ssl_locks()
{
int i;
CRYPTO_set_locking_callback(NULL);
for (i = 0; i < CRYPTO_num_locks(); i++) {
switch_mutex_destroy(ssl_mutexes[i]);
}
OPENSSL_free(ssl_mutexes);
}
SWITCH_DECLARE(void) switch_curl_init(switch_memory_pool_t *pool)
{
curl_global_init(CURL_GLOBAL_ALL);
switch_curl_init_ssl_locks(pool);
}
SWITCH_DECLARE(void) switch_curl_destroy()
{
switch_curl_destroy_ssl_locks();
curl_global_cleanup();
}
#else
SWITCH_DECLARE(void) switch_curl_init(switch_memory_pool_t *pool)
{
return;
}
SWITCH_DECLARE(void) switch_curl_destroy()
{
return;
}
#endif
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