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https://github.com/pineappleEA/pineapple-src.git
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96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
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/* $OpenBSD: crypto_lock.c,v 1.2 2018/11/28 15:51:32 jsing Exp $ */
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/*
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* Copyright (c) 2018 Brent Cook <bcook@openbsd.org>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <pthread.h>
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#include <openssl/crypto.h>
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static pthread_mutex_t locks[] = {
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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PTHREAD_MUTEX_INITIALIZER,
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};
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#define CTASSERT(x) extern char _ctassert[(x) ? 1 : -1 ] \
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__attribute__((__unused__))
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CTASSERT((sizeof(locks) / sizeof(*locks)) == CRYPTO_NUM_LOCKS);
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void
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CRYPTO_lock(int mode, int type, const char *file, int line)
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{
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if (type < 0 || type >= CRYPTO_NUM_LOCKS)
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return;
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if (mode & CRYPTO_LOCK)
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(void) pthread_mutex_lock(&locks[type]);
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else if (mode & CRYPTO_UNLOCK)
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(void) pthread_mutex_unlock(&locks[type]);
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}
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int
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CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
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int line)
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{
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int ret;
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CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE, type, file, line);
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ret = *pointer + amount;
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*pointer = ret;
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CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE, type, file, line);
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return (ret);
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}
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