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lib/libssl/ssl_init.c
58 строк
2 KB
tb
Make SSL_library_init() a wrapper of OPENSSL_init_ssl()
22 ноя 2023, 18:53
22 ноя 2023, 18:53
f1cab7d
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/* $OpenBSD: ssl_init.c,v 1.6 2023/11/22 15:53:53 tb Exp $ */ /* * Copyright (c) 2018 Bob Beck <beck@openbsd.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ /* OpenSSL style init */ #include <pthread.h> #include <stdio.h> #include <openssl/objects.h> #include "ssl_local.h" static pthread_t ssl_init_thread; int SSL_library_init(void) { return OPENSSL_init_ssl(0, NULL); } LSSL_ALIAS(SSL_library_init); static void OPENSSL_init_ssl_internal(void) { ssl_init_thread = pthread_self(); SSL_load_error_strings(); } int OPENSSL_init_ssl(uint64_t opts, const void *settings) { static pthread_once_t once = PTHREAD_ONCE_INIT; if (pthread_equal(pthread_self(), ssl_init_thread)) return 1; /* don't recurse */ OPENSSL_init_crypto(opts, settings); if (pthread_once(&once, OPENSSL_init_ssl_internal) != 0) return 0; return 1; } LSSL_ALIAS(OPENSSL_init_ssl);