diff options
Diffstat (limited to 'Utilities/cmcurl-7.19.0/docs/examples/opensslthreadlock.c')
-rw-r--r-- | Utilities/cmcurl-7.19.0/docs/examples/opensslthreadlock.c | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/Utilities/cmcurl-7.19.0/docs/examples/opensslthreadlock.c b/Utilities/cmcurl-7.19.0/docs/examples/opensslthreadlock.c deleted file mode 100644 index 18a2f77..0000000 --- a/Utilities/cmcurl-7.19.0/docs/examples/opensslthreadlock.c +++ /dev/null @@ -1,82 +0,0 @@ -/***************************************************************************** - * _ _ ____ _ - * Project ___| | | | _ \| | - * / __| | | | |_) | | - * | (__| |_| | _ <| |___ - * \___|\___/|_| \_\_____| - * - * $Id$ - * - * Example source code to show one way to set the necessary OpenSSL locking - * callbacks if you want to do multi-threaded transfers with HTTPS/FTPS with - * libcurl built to use OpenSSL. - * - * This is not a complete stand-alone example. - * - * Author: Jeremy Brown - */ - - -#include <stdio.h> -#include <pthread.h> -#include <openssl/err.h> - -#define MUTEX_TYPE pthread_mutex_t -#define MUTEX_SETUP(x) pthread_mutex_init(&(x), NULL) -#define MUTEX_CLEANUP(x) pthread_mutex_destroy(&(x)) -#define MUTEX_LOCK(x) pthread_mutex_lock(&(x)) -#define MUTEX_UNLOCK(x) pthread_mutex_unlock(&(x)) -#define THREAD_ID pthread_self( ) - - -void handle_error(const char *file, int lineno, const char *msg){ - fprintf(stderr, "** %s:%d %s\n", file, lineno, msg); - ERR_print_errors_fp(stderr); - /* exit(-1); */ - } - -/* This array will store all of the mutexes available to OpenSSL. */ -static MUTEX_TYPE *mutex_buf= NULL; - - -static void locking_function(int mode, int n, const char * file, int line) -{ - if (mode & CRYPTO_LOCK) - MUTEX_LOCK(mutex_buf[n]); - else - MUTEX_UNLOCK(mutex_buf[n]); -} - -static unsigned long id_function(void) -{ - return ((unsigned long)THREAD_ID); -} - -int thread_setup(void) -{ - int i; - - mutex_buf = (MUTEX_TYPE *)malloc(CRYPTO_num_locks( ) * sizeof(MUTEX_TYPE)); - if (!mutex_buf) - return 0; - for (i = 0; i < CRYPTO_num_locks( ); i++) - MUTEX_SETUP(mutex_buf[i]); - CRYPTO_set_id_callback(id_function); - CRYPTO_set_locking_callback(locking_function); - return 1; -} - -int thread_cleanup(void) -{ - int i; - - if (!mutex_buf) - return 0; - CRYPTO_set_id_callback(NULL); - CRYPTO_set_locking_callback(NULL); - for (i = 0; i < CRYPTO_num_locks( ); i++) - MUTEX_CLEANUP(mutex_buf[i]); - free(mutex_buf); - mutex_buf = NULL; - return 1; -} |