mirror of https://github.com/openssl/openssl.git
34 lines
1.1 KiB
C
34 lines
1.1 KiB
C
/*
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* Copyright 2023-2024 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef OPENSSL_RCU_H
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# define OPENSSL_RCU_H
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# pragma once
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#include "crypto/context.h"
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typedef void (*rcu_cb_fn)(void *data);
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typedef struct rcu_lock_st CRYPTO_RCU_LOCK;
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CRYPTO_RCU_LOCK *ossl_rcu_lock_new(int num_writers, OSSL_LIB_CTX *ctx);
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void ossl_rcu_lock_free(CRYPTO_RCU_LOCK *lock);
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void ossl_rcu_read_lock(CRYPTO_RCU_LOCK *lock);
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void ossl_rcu_write_lock(CRYPTO_RCU_LOCK *lock);
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void ossl_rcu_write_unlock(CRYPTO_RCU_LOCK *lock);
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void ossl_rcu_read_unlock(CRYPTO_RCU_LOCK *lock);
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void ossl_synchronize_rcu(CRYPTO_RCU_LOCK *lock);
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int ossl_rcu_call(CRYPTO_RCU_LOCK *lock, rcu_cb_fn cb, void *data);
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void *ossl_rcu_uptr_deref(void **p);
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void ossl_rcu_assign_uptr(void **p, void **v);
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#define ossl_rcu_deref(p) ossl_rcu_uptr_deref((void **)p)
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#define ossl_rcu_assign_ptr(p,v) ossl_rcu_assign_uptr((void **)p, (void **)v)
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#endif
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