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sip-tester/sslthreadsafe.c

135 lines
3.1 KiB

/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author : Gundu RAO - 16 Jul 2004
* From Hewlett Packard Company.
*/
#define SSL_MAIN
#include "sslcommon.h"
/*
** Call back function for locking function
*/
/* extern mutex_buf; */
MUTEX_TYPE *mutex_buf = NULL ;
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]);
}
/*
** Call back id_function
*/
unsigned long id_function(void)
{
return ((unsigned long)THREAD_ID);
}
int
Thread_setup(void)
{
int i;
mutex_buf = (MUTEX_TYPE *)malloc(sizeof(MUTEX_TYPE) * CRYPTO_num_locks());
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);
/*
** Dynamic locking routine registration
**/
#ifdef _DYNAMIC_LOCKING_MECHANISM_
CRYPTO_set_dynlock_create_callback(dyn_create_function);
CRYPTO_set_dynlock_lock_callback(dyn_lock_function);
CRYPTO_set_dynlock_destroy_callback(dyn_destroy_function);
#endif
return 1;
}
/*
** Thread clean up function - After closing open ssl - we need to call this once
*/
int
Thread_cleanup(void)
{
int i;
if (!mutex_buf)
return 0;
CRYPTO_set_id_callback(NULL);
CRYPTO_set_locking_callback(NULL);
#ifdef _DYNAMIC_LOCKING_MECHANISM_
CRYPTO_set_dynlock_create_callback(NULL);
CRYPTO_set_dynlock_lock_callback(NULL);
CRYPTO_set_dynlock_destroy_callback(NULL);
#endif
for (i=0 ; i < CRYPTO_num_locks(); i++)
MUTEX_CLEANUP(mutex_buf[i]);
mutex_buf = NULL ;
return 1;
}
#ifdef _DYNAMIC_LOCKING_MECHANISM_
struct CRYPTO_dynlock_value *
CRYPTO_dynlock_value(const char *file,int line)
{
struct CRYPTO_dynlock_value *value;
value = (CRYPTO_dynlock_value *)malloc(sizeof(struct CRYPTO_dynlock_value));
if(!value)
return NULL;
MUTEX_SETUP(value -> mutex);
return value;
}
void
dyn_lock_function( int mode , struct CRYPTO_dynlock_value *val,\
const char *file , int line )
{
if (mode &CRYPTO_LOCK)
MUTEX_LOCK(val -> mutex);
else
MUTEX_UNLOCK(val -> mutex);
}
void
dyn_destroy_function( struct CRYPTO_dynlock_value *val,\
const char *file , int line )
{
MUTEX_CLEANUP(val -> mutex);
}
#endif