From 71a04cfca03bf6d5a93ad3ffd23e0fb9e0da2919 Mon Sep 17 00:00:00 2001 From: Alessandro Ghedini Date: Sun, 25 Oct 2015 17:43:55 +0100 Subject: Implement new multi-threading API Reviewed-by: Rich Salz Reviewed-by: Matt Caswell --- include/internal/threads.h | 92 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 92 insertions(+) create mode 100644 include/internal/threads.h (limited to 'include/internal') diff --git a/include/internal/threads.h b/include/internal/threads.h new file mode 100644 index 0000000000..78977281d7 --- /dev/null +++ b/include/internal/threads.h @@ -0,0 +1,92 @@ +/* ==================================================================== + * Copyright (c) 2016 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. 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. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * licensing@OpenSSL.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef HEADER_INTERNAL_THREADS_H +# define HEADER_INTERNAL_THREADS_H + +#include "e_os.h" + +# if !defined(OPENSSL_THREADS) || defined(CRYPTO_TDEBUG) +typedef unsigned int CRYPTO_ONCE; +typedef unsigned int CRYPTO_THREAD_LOCAL; +typedef unsigned int CRYPTO_THREAD_ID; + +# define CRYPTO_ONCE_STATIC_INIT 0 +# elif defined(OPENSSL_SYS_WINDOWS) +# include +typedef DWORD CRYPTO_THREAD_LOCAL; +typedef DWORD CRYPTO_THREAD_ID; + +# if _WIN32_WINNT < 0x0600 +typedef LONG CRYPTO_ONCE; +# define CRYPTO_ONCE_STATIC_INIT 0 +# else +typedef INIT_ONCE CRYPTO_ONCE; +# define CRYPTO_ONCE_STATIC_INIT INIT_ONCE_STATIC_INIT +# endif + +# else +# include +typedef pthread_once_t CRYPTO_ONCE; +typedef pthread_key_t CRYPTO_THREAD_LOCAL; +typedef pthread_t CRYPTO_THREAD_ID; + +# define CRYPTO_ONCE_STATIC_INIT PTHREAD_ONCE_INIT +# endif + +int CRYPTO_THREAD_run_once(CRYPTO_ONCE *once, void (*init)(void)); + +int CRYPTO_THREAD_init_local(CRYPTO_THREAD_LOCAL *key, void (*cleanup)(void *)); +void *CRYPTO_THREAD_get_local(CRYPTO_THREAD_LOCAL *key); +int CRYPTO_THREAD_set_local(CRYPTO_THREAD_LOCAL *key, void *val); +int CRYPTO_THREAD_cleanup_local(CRYPTO_THREAD_LOCAL *key); + +CRYPTO_THREAD_ID CRYPTO_THREAD_get_current_id(void); +int CRYPTO_THREAD_compare_id(CRYPTO_THREAD_ID a, CRYPTO_THREAD_ID b); + +#endif -- cgit v1.2.3