linux-sgx-trts-modified/SampleCode/PowerTransition/App/rwlock.h

/*
 * Copyright (C) 2011-2018 Intel Corporation. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
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 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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#ifndef _RWLOCK_H
#define _RWLOCK_H

#include <pthread.h>
typedef pthread_rwlock_t rwlock_t;
typedef pthread_rwlock_t* prwlock_t;

#ifdef __cplusplus
extern "C" {
#endif

    void wtlock(prwlock_t lock);
    void rdlock(prwlock_t lock);
    void rdunlock(prwlock_t lock);
    void wtunlock(prwlock_t lock);
    void init_rwlock(prwlock_t lock);
    void fini_rwlock(prwlock_t lock);

#ifdef __cplusplus
}
#endif

#endif