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/* Copyright (c) 1999 Ng Pheng Siong. All rights reserved. */
/* $Id: _threads.i,v 1.1 2003/06/22 17:30:52 ngps Exp $ */
%{
#include <pythread.h>
#include <openssl/crypto.h>
#ifdef THREADING
static PyThread_type_lock lock_cs[CRYPTO_NUM_LOCKS];
static long lock_count[CRYPTO_NUM_LOCKS];
#endif
void threading_locking_callback(int mode, int type, const char *file, int line) {
#ifdef THREADING
if (mode & CRYPTO_LOCK) {
PyThread_acquire_lock(lock_cs[type], 0);
lock_count[type]++;
} else {
PyThread_release_lock(lock_cs[type]);
lock_count[type]--;
}
#endif
}
unsigned long threading_id_callback(void) {
#ifdef THREADING
return (unsigned long)PyThread_get_thread_ident();
#else
return (unsigned long)0;
#endif
}
%}
%inline %{
void threading_init(void) {
#ifdef THREADING
int i;
thread_mode = 1;
/*PyThread_init_thread();*/
for (i=0; i<CRYPTO_NUM_LOCKS; i++) {
lock_count[i]=0;
lock_cs[i]=PyThread_allocate_lock();
}
CRYPTO_set_id_callback(threading_id_callback);
CRYPTO_set_locking_callback(threading_locking_callback);
#endif
}
void threading_cleanup(void) {
#ifdef THREADING
int i;
CRYPTO_set_locking_callback(NULL);
for (i=0; i<CRYPTO_NUM_LOCKS; i++) {
lock_count[i]=0;
PyThread_release_lock(lock_cs[i]);
PyThread_free_lock(lock_cs[i]);
}
#endif
}
%}
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