/*
* This file is part of the SSH Library
*
* Copyright (c) 2018 by Anderson Toshiyuki Sasaki
*
* The SSH Library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or (at your
* option) any later version.
*
* The SSH Library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the SSH Library; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*/
#include "config.h"
#include "libssh/crypto.h"
#include "libssh/threads.h"
#include <libssh/callbacks.h>
#include <mbedtls/threading.h>
int crypto_thread_init(struct ssh_threads_callbacks_struct *user_callbacks)
{
int cmp;
if (user_callbacks == NULL) {
return SSH_OK;
}
cmp = strcmp(user_callbacks->type, "threads_noop");
if (cmp == 0) {
return SSH_OK;
}
#ifdef MBEDTLS_THREADING_ALT
else {
if (user_callbacks != NULL) {
crypto_thread_finalize();
}
mbedtls_threading_set_alt(user_callbacks->mutex_init,
user_callbacks->mutex_destroy,
user_callbacks->mutex_lock,
user_callbacks->mutex_unlock);
}
#elif defined MBEDTLS_THREADING_PTHREAD
return SSH_OK;
#else
return SSH_ERROR;
#endif
}
void crypto_thread_finalize(void)
{
#ifdef MBEDTLS_THREADING_ALT
mbedtls_threading_free_alt();
#endif
return;
}