/*
 * Argon2 reference source code package - reference C implementations
 *
 * Copyright 2015
 * Daniel Dinu, Dmitry Khovratovich, Jean-Philippe Aumasson, and Samuel Neves
 *
 * You may use this work under the terms of a Creative Commons CC0 1.0 
 * License/Waiver or the Apache Public License 2.0, at your option. The terms of
 * these licenses can be found at:
 *
 * - CC0 1.0 Universal : http://creativecommons.org/publicdomain/zero/1.0
 * - Apache 2.0        : http://www.apache.org/licenses/LICENSE-2.0
 *
 * You should have received a copy of both of these licenses along with this
 * software. If not, they may be obtained at the above URLs.
 */

#if !defined(ARGON2_NO_THREADS)

#include "thread.h"
#if defined(_WIN32)
#include <windows.h>
#endif

static int argon2_thread_create(argon2_thread_handle_t *handle,
                         argon2_thread_func_t func, void *args) {
    if (NULL == handle || func == NULL) {
        return -1;
    }
#if defined(_WIN32)
    *handle = _beginthreadex(NULL, 0, func, args, 0, NULL);
    return *handle != 0 ? 0 : -1;
#else
    return pthread_create(handle, NULL, func, args);
#endif
}

static int argon2_thread_join(argon2_thread_handle_t handle) {
#if defined(_WIN32)
    if (WaitForSingleObject((HANDLE)handle, INFINITE) == WAIT_OBJECT_0) {
        return CloseHandle((HANDLE)handle) != 0 ? 0 : -1;
    }
    return -1;
#else
    return pthread_join(handle, NULL);
#endif
}

static void argon2_thread_exit(void) {
#if defined(_WIN32)
    _endthreadex(0);
#else
    pthread_exit(NULL);
#endif
}

#endif /* ARGON2_NO_THREADS */