--- /dev/null
+/*
+ * Written by Matt Caswell for the OpenSSL project.
+ */
+/* ====================================================================
+ * 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
+ * openssl-core@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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <openssl/e_os2.h>
+
+#if defined(OPENSSL_SYS_WINDOWS) && !defined(_WIN32_WINNT)
+/*
+ * We default to requiring Windows Vista, Windows Server 2008 or later. We can
+ * support lower versions if _WIN32_WINNT is explicity defined to something
+ * less
+ */
+# define _WIN32_WINNT 0x0600
+#endif
+
+#include <internal/cryptlib_int.h>
+#include <openssl/err.h>
+#include <openssl/evp.h>
+#if 0
+#include <internal/evp_int.h>
+#include <internal/conf.h>
+#include <internal/async.h>
+#include <internal/engine.h>
+#endif
+#include <openssl/conf.h>
+#include <openssl/async.h>
+#include <openssl/engine.h>
+#include <openssl/comp.h>
+#if 0
+#include <internal/err.h>
+#endif
+#include <stdlib.h>
+
+/* Implement "once" functionality */
+#if !defined(OPENSSL_THREADS)
+typedef int OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT 0
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) (*(once) = 0)
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ if (*once == OPENSSL_INIT_ONCE_STATIC_INIT) {
+ *once = 1;
+ init();
+ }
+}
+
+static int ossl_init_setup_thread_stop(void)
+{
+ /*
+ * There are no threads to stop. Do nothing.
+ */
+ return 1;
+}
+
+static void ossl_init_thread_stop_cleanup(void)
+{
+}
+
+static struct thread_local_inits_st *local = NULL;
+void *ossl_init_get_thread_local(int alloc)
+{
+ if (local == NULL && alloc)
+ local = OPENSSL_zalloc(sizeof(*local));
+ return local;
+}
+
+#elif defined(OPENSSL_SYS_WINDOWS)
+
+# include <windows.h>
+
+# if _WIN32_WINNT < 0x0600
+
+/*
+ * Versions before 0x0600 (Windows Vista, Windows Server 2008 or later) do not
+ * have InitOnceExecuteOnce, so we fall back to using a spinlock instead.
+ */
+typedef LONG OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT 0
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) (*(once) = 0)
+
+# define ONCE_UNINITED 0
+# define ONCE_ININIT 1
+# define ONCE_DONE 2
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ LONG volatile *lock = (LONG *)once;
+ LONG result;
+
+ if (*lock == ONCE_DONE)
+ return;
+
+ do {
+ result = InterlockedCompareExchange(lock, ONCE_ININIT, ONCE_UNINITED);
+ if (result == ONCE_UNINITED) {
+ init();
+ *lock = ONCE_DONE;
+ return;
+ }
+ } while (result == ONCE_ININIT);
+}
+
+# else
+
+typedef INIT_ONCE OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT INIT_ONCE_STATIC_INIT
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) \
+ InitOnceInitialize((PINIT_ONCE)(once))
+
+static BOOL CALLBACK once_cb(PINIT_ONCE once, PVOID initfp, PVOID *unused)
+{
+ void (*init)(void) = initfp;
+
+ init();
+
+ return TRUE;
+}
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ InitOnceExecuteOnce((INIT_ONCE *)once, once_cb, init, NULL);
+}
+# endif
+
+DWORD threadstopkey = TLS_OUT_OF_INDEXES;
+
+static int ossl_init_setup_thread_stop(void)
+{
+ /*
+ * We use a dummy thread local key here. We use the destructor to detect
+ * when the thread is going to stop
+ */
+ threadstopkey = TlsAlloc();
+ if (threadstopkey == TLS_OUT_OF_INDEXES)
+ return 0;
+
+ return 1;
+}
+
+static void ossl_init_thread_stop_cleanup(void)
+{
+ if (threadstopkey != TLS_OUT_OF_INDEXES) {
+ TlsFree(threadstopkey);
+ }
+}
+
+void *ossl_init_get_thread_local(int alloc)
+{
+ struct thread_local_inits_st *local = TlsGetValue(threadstopkey);
+
+ if (local == NULL && alloc) {
+ local = OPENSSL_zalloc(sizeof *local);
+ TlsSetValue(threadstopkey, local);
+ }
+
+ return local;
+}
+
+#else /* pthreads */
+# include <pthread.h>
+
+pthread_key_t threadstopkey;
+
+typedef pthread_once_t OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT PTHREAD_ONCE_INIT
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) (*(once) = PTHREAD_ONCE_INIT)
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ pthread_once(once, init);
+}
+
+static void ossl_init_thread_stop_wrap(void *local)
+{
+ ossl_init_thread_stop((struct thread_local_inits_st *)local);
+}
+
+static int ossl_init_setup_thread_stop(void)
+{
+ /*
+ * We use a dummy thread local key here. We use the destructor to detect
+ * when the thread is going to stop
+ */
+ return (pthread_key_create(&threadstopkey,
+ ossl_init_thread_stop_wrap) == 0);
+}
+
+static void ossl_init_thread_stop_cleanup(void)
+{
+}
+
+void *ossl_init_get_thread_local(int alloc)
+{
+ struct thread_local_inits_st *local = pthread_getspecific(threadstopkey);
+
+ if (local == NULL && alloc) {
+ local = OPENSSL_zalloc(sizeof *local);
+ pthread_setspecific(threadstopkey, local);
+ }
+
+ return local;
+}
+
+#endif
+
+struct ossl_init_stop_st {
+ void (*handler)(void);
+ OPENSSL_INIT_STOP *next;
+};
+
+static OPENSSL_INIT_STOP *stop_handlers = NULL;
+
+static OPENSSL_INIT_ONCE base = OPENSSL_INIT_ONCE_STATIC_INIT;
+static int base_inited = 0;
+static void ossl_init_base(void)
+{
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_base: Setting up stop handlers\n");
+#endif
+ ossl_init_setup_thread_stop();
+ atexit(OPENSSL_INIT_library_stop);
+ OPENSSL_cpuid_setup();
+ base_inited = 1;
+}
+
+static OPENSSL_INIT_ONCE load_crypto_strings = OPENSSL_INIT_ONCE_STATIC_INIT;
+static int load_crypto_strings_inited = 0;
+static void ossl_init_no_load_crypto_strings(void)
+{
+ /* Do nothing in this case */
+ return;
+}
+
+static void ossl_init_load_crypto_strings(void)
+{
+#ifndef OPENSSL_NO_ERR
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_load_crypto_strings: "
+ "err_load_crypto_strings_intern()\n");
+# endif
+#if 0
+ err_load_crypto_strings_intern();
+#endif
+#endif
+ load_crypto_strings_inited = 1;
+}
+
+static OPENSSL_INIT_ONCE add_all_ciphers = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_add_all_ciphers(void)
+{
+ /*
+ * OPENSSL_NO_AUTOALGINIT is provided here to prevent at compile time
+ * pulling in all the ciphers during static linking
+ */
+#ifndef OPENSSL_NO_AUTOALGINIT
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_add_all_ciphers: "
+ "openssl_add_all_ciphers_internal()\n");
+# endif
+#if 0
+ openssl_add_all_ciphers_internal();
+#endif
+# ifndef OPENSSL_NO_ENGINE
+# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(HAVE_CRYPTODEV)
+ ENGINE_setup_bsd_cryptodev();
+# endif
+# endif
+#endif
+}
+
+static OPENSSL_INIT_ONCE add_all_digests = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_add_all_digests(void)
+{
+ /*
+ * OPENSSL_NO_AUTOALGINIT is provided here to prevent at compile time
+ * pulling in all the ciphers during static linking
+ */
+#ifndef OPENSSL_NO_AUTOALGINIT
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_add_all_digests: "
+ "openssl_add_all_digests_internal()\n");
+# endif
+#if 0
+ openssl_add_all_digests_internal();
+#endif
+# ifndef OPENSSL_NO_ENGINE
+# if defined(__OpenBSD__) || defined(__FreeBSD__) || defined(HAVE_CRYPTODEV)
+ ENGINE_setup_bsd_cryptodev();
+# endif
+# endif
+#endif
+}
+
+static void ossl_init_no_add_algs(void)
+{
+ /* Do nothing */
+ return;
+}
+
+static OPENSSL_INIT_ONCE config = OPENSSL_INIT_ONCE_STATIC_INIT;
+static int config_inited = 0;
+static const char *config_filename;
+static void ossl_init_config(void)
+{
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr,
+ "OPENSSL_INIT: ossl_init_config: openssl_config_internal(%s)\n",
+ config_filename==NULL?"NULL":config_filename);
+#endif
+#if 0
+ openssl_config_internal(config_filename);
+#endif
+ config_inited = 1;
+}
+static void ossl_init_no_config(void)
+{
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr,
+ "OPENSSL_INIT: ossl_init_config: openssl_no_config_internal()\n");
+#endif
+#if 0
+ openssl_no_config_internal();
+#endif
+ config_inited = 1;
+}
+
+static OPENSSL_INIT_ONCE async = OPENSSL_INIT_ONCE_STATIC_INIT;
+static int async_inited = 0;
+static void ossl_init_async(void)
+{
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_async: async_init()\n");
+#endif
+#if 0
+ async_init();
+#endif
+ async_inited = 1;
+}
+
+#ifndef OPENSSL_NO_ENGINE
+static int engine_inited = 0;
+static OPENSSL_INIT_ONCE engine_openssl = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_engine_openssl(void)
+{
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_openssl: "
+ "engine_load_openssl_internal()\n");
+# endif
+#if 0
+ engine_load_openssl_internal();
+#endif
+ engine_inited = 1;
+}
+# if !defined(OPENSSL_NO_HW) && \
+ (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(HAVE_CRYPTODEV))
+static OPENSSL_INIT_ONCE engine_cryptodev = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_engine_cryptodev(void)
+{
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_cryptodev: "
+ "engine_load_cryptodev_internal()\n");
+# endif
+#if 0
+ engine_load_cryptodev_internal();
+#endif
+ engine_inited = 1;
+}
+# endif
+
+# ifndef OPENSSL_NO_RDRAND
+static OPENSSL_INIT_ONCE engine_rdrand = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_engine_rdrand(void)
+{
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_rdrand: "
+ "engine_load_rdrand_internal()\n");
+# endif
+#if 0
+ engine_load_rdrand_internal();
+#endif
+ engine_inited = 1;
+}
+# endif
+static OPENSSL_INIT_ONCE engine_dynamic = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_engine_dynamic(void)
+{
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_dynamic: "
+ "engine_load_dynamic_internal()\n");
+# endif
+#if 0
+ engine_load_dynamic_internal();
+#endif
+ engine_inited = 1;
+}
+# ifndef OPENSSL_NO_STATIC_ENGINE
+# if !defined(OPENSSL_NO_HW) && !defined(OPENSSL_NO_HW_PADLOCK)
+static OPENSSL_INIT_ONCE engine_padlock = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_engine_padlock(void)
+{
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_padlock: "
+ "engine_load_padlock_internal()\n");
+# endif
+#if 0
+ engine_load_padlock_internal();
+#endif
+ engine_inited = 1;
+}
+# endif
+# if defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_NO_CAPIENG)
+static OPENSSL_INIT_ONCE engine_capi = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_engine_capi(void)
+{
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_capi: "
+ "engine_load_capi_internal()\n");
+# endif
+#if 0
+ engine_load_capi_internal();
+#endif
+ engine_inited = 1;
+}
+# endif
+static OPENSSL_INIT_ONCE engine_dasync = OPENSSL_INIT_ONCE_STATIC_INIT;
+static void ossl_init_engine_dasync(void)
+{
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_dasync: "
+ "engine_load_dasync_internal()\n");
+# endif
+#if 0
+ engine_load_dasync_internal();
+#endif
+ engine_inited = 1;
+}
+# endif
+#endif
+
+static OPENSSL_INIT_ONCE zlib = OPENSSL_INIT_ONCE_STATIC_INIT;
+static int zlib_inited = 0;
+static void ossl_init_zlib(void)
+{
+ /* Do nothing - we need to know about this for the later cleanup */
+ zlib_inited = 1;
+}
+
+void ossl_init_thread_stop(struct thread_local_inits_st *locals)
+{
+ /* Can't do much about this */
+ if (locals == NULL)
+ return;
+
+ if (locals->async) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_thread_stop: "
+ "ASYNC_cleanup_thread()\n");
+#endif
+ ASYNC_cleanup_thread();
+ }
+
+ if (locals->err_state) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_thread_stop: "
+ "ERR_remove_thread_state(NULL)\n");
+#endif
+ ERR_remove_thread_state(NULL);
+ }
+
+ OPENSSL_free(locals);
+ ossl_init_thread_stop_cleanup();
+}
+
+int ossl_init_thread_start(uint64_t opts)
+{
+ struct thread_local_inits_st *locals = ossl_init_get_thread_local(1);
+
+ if (locals == NULL)
+ return 0;
+
+ if (opts & OPENSSL_INIT_THREAD_ASYNC) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_thread_start: "
+ "marking thread for async\n");
+#endif
+ locals->async = 1;
+ }
+
+ if (opts & OPENSSL_INIT_THREAD_ERR_STATE) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_thread_start: "
+ "marking thread for err_state\n");
+#endif
+ locals->err_state = 1;
+ }
+
+ return 1;
+}
+
+void OPENSSL_INIT_library_stop(void)
+{
+ OPENSSL_INIT_STOP *currhandler, *lasthandler;
+
+ /*
+ * Thread stop may not get automatically called by the thread library for
+ * the very last thread in some situations, so call it directly.
+ */
+ ossl_init_thread_stop(ossl_init_get_thread_local(0));
+
+ currhandler = stop_handlers;
+ while (currhandler != NULL) {
+ currhandler->handler();
+ lasthandler = currhandler;
+ currhandler = currhandler->next;
+ OPENSSL_free(lasthandler);
+ }
+ stop_handlers = NULL;
+ /*
+ * We assume we are single-threaded for this function, i.e. no race
+ * conditions for the various "*_inited" vars below.
+ */
+
+ if (zlib_inited) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
+ "COMP_zlib_cleanup()\n");
+#endif
+ COMP_zlib_cleanup();
+ zlib_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&zlib);
+ }
+
+#ifndef OPENSSL_NO_ENGINE
+ if (engine_inited) {
+# ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
+ "ENGINE_cleanup()\n");
+# endif
+ ENGINE_cleanup();
+ engine_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&engine_openssl);
+# if !defined(OPENSSL_NO_HW) && \
+ (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(HAVE_CRYPTODEV))
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&engine_cryptodev);
+# endif
+# ifndef OPENSSL_NO_RDRAND
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&engine_rdrand);
+# endif
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&engine_dynamic);
+# ifndef OPENSSL_NO_STATIC_ENGINE
+# if !defined(OPENSSL_NO_HW) && !defined(OPENSSL_NO_HW_PADLOCK)
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&engine_padlock);
+# endif
+# if defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_NO_CAPIENG)
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&engine_capi);
+# endif
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&engine_dasync);
+# endif
+ }
+#endif
+
+ async_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&async);
+
+ config_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&config);
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&add_all_ciphers);
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&add_all_digests);
+
+ if (load_crypto_strings_inited) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
+ "ERR_free_strings()\n");
+#endif
+ ERR_free_strings();
+ load_crypto_strings_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&load_crypto_strings);
+ }
+
+ if (base_inited) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
+ "CRYPTO_cleanup_all_ex_data()\n");
+ fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
+ "EVP_cleanup()\n");
+ fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
+ "CONF_modules_free()\n");
+ fprintf(stderr, "OPENSSL_INIT: OPENSSL_INIT_library_stop: "
+ "RAND_cleanup()\n");
+#endif
+ CRYPTO_cleanup_all_ex_data();
+ EVP_cleanup();
+ CONF_modules_free();
+ RAND_cleanup();
+ base_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&base);
+ }
+}
+
+static const OPENSSL_INIT_SETTINGS *ossl_init_get_setting(
+ const OPENSSL_INIT_SETTINGS *settings, int name)
+{
+ if (settings == NULL)
+ return NULL;
+
+ while (settings->name != OPENSSL_INIT_SET_END) {
+ if (settings->name == name)
+ return settings;
+ settings++;
+ }
+
+ return NULL;
+}
+
+/*
+ * If this function is called with a non NULL settings value then it must be
+ * called prior to any threads making calls to any OpenSSL functions,
+ * i.e. passing a non-null settings value is assumed to be single-threaded.
+ */
+void OPENSSL_INIT_crypto_library_start(uint64_t opts,
+ const OPENSSL_INIT_SETTINGS *settings)
+{
+ ossl_init_once_run(&base, ossl_init_base);
+
+ if (opts & OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS)
+ ossl_init_once_run(&load_crypto_strings,
+ ossl_init_no_load_crypto_strings);
+
+ if (opts & OPENSSL_INIT_LOAD_CRYPTO_STRINGS)
+ ossl_init_once_run(&load_crypto_strings, ossl_init_load_crypto_strings);
+
+ if (opts & OPENSSL_INIT_NO_ADD_ALL_CIPHERS)
+ ossl_init_once_run(&add_all_ciphers, ossl_init_no_add_algs);
+
+ if (opts & OPENSSL_INIT_ADD_ALL_CIPHERS)
+ ossl_init_once_run(&add_all_ciphers, ossl_init_add_all_ciphers);
+
+ if (opts & OPENSSL_INIT_NO_ADD_ALL_DIGESTS)
+ ossl_init_once_run(&add_all_digests, ossl_init_no_add_algs);
+
+ if (opts & OPENSSL_INIT_ADD_ALL_DIGESTS)
+ ossl_init_once_run(&add_all_digests, ossl_init_add_all_digests);
+
+ if (opts & OPENSSL_INIT_NO_LOAD_CONFIG) {
+ ossl_init_once_run(&config, ossl_init_no_config);
+ }
+
+ if (opts & OPENSSL_INIT_LOAD_CONFIG) {
+ if (settings != NULL) {
+ const OPENSSL_INIT_SETTINGS *curr;
+ curr = ossl_init_get_setting(settings,
+ OPENSSL_INIT_SET_CONF_FILENAME);
+ config_filename = curr == NULL ? NULL : curr->value.type_string;
+ }
+ ossl_init_once_run(&config, ossl_init_config);
+ }
+
+ if (opts & OPENSSL_INIT_ASYNC) {
+ ossl_init_once_run(&async, ossl_init_async);
+ }
+
+#ifndef OPENSSL_NO_ENGINE
+ if (opts & OPENSSL_INIT_ENGINE_OPENSSL) {
+ ossl_init_once_run(&engine_openssl, ossl_init_engine_openssl);
+ }
+# if !defined(OPENSSL_NO_HW) && \
+ (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(HAVE_CRYPTODEV))
+ if (opts & OPENSSL_INIT_ENGINE_CRYPTODEV) {
+ ossl_init_once_run(&engine_cryptodev, ossl_init_engine_cryptodev);
+ }
+# endif
+# ifndef OPENSSL_NO_RDRAND
+ if (opts & OPENSSL_INIT_ENGINE_RDRAND) {
+ ossl_init_once_run(&engine_rdrand, ossl_init_engine_rdrand);
+ }
+# endif
+ if (opts & OPENSSL_INIT_ENGINE_DYNAMIC) {
+ ossl_init_once_run(&engine_dynamic, ossl_init_engine_dynamic);
+ }
+# ifndef OPENSSL_NO_STATIC_ENGINE
+# if !defined(OPENSSL_NO_HW) && !defined(OPENSSL_NO_HW_PADLOCK)
+ if (opts & OPENSSL_INIT_ENGINE_PADLOCK) {
+ ossl_init_once_run(&engine_padlock, ossl_init_engine_padlock);
+ }
+# endif
+# if defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_NO_CAPIENG)
+ if (opts & OPENSSL_INIT_ENGINE_CAPI) {
+ ossl_init_once_run(&engine_capi, ossl_init_engine_capi);
+ }
+# endif
+ if (opts & OPENSSL_INIT_ENGINE_DASYNC) {
+ ossl_init_once_run(&engine_dasync, ossl_init_engine_dasync);
+ }
+# endif
+ if (opts & (OPENSSL_INIT_ENGINE_ALL_BUILTIN
+ | OPENSSL_INIT_ENGINE_DASYNC | OPENSSL_INIT_ENGINE_OPENSSL)) {
+ ENGINE_register_all_complete();
+ }
+#endif
+
+ if (opts & OPENSSL_INIT_ZLIB) {
+ ossl_init_once_run(&zlib, ossl_init_zlib);
+ }
+}
+
+int OPENSSL_INIT_register_stop_handler(void (*handler)(void))
+{
+ OPENSSL_INIT_STOP *newhand;
+
+ newhand = OPENSSL_malloc(sizeof(*newhand));
+ if (newhand == NULL)
+ return 0;
+
+ newhand->handler = handler;
+ newhand->next = stop_handlers;
+ stop_handlers = newhand;
+
+ return 1;
+}
+
+
--- /dev/null
+/*
+ * Written by Matt Caswell for the OpenSSL project.
+ */
+/* ====================================================================
+ * 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
+ * openssl-core@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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com). This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+
+#include <openssl/e_os2.h>
+
+#if defined(OPENSSL_SYS_WINDOWS) && !defined(_WIN32_WINNT)
+/*
+ * We default to requiring Windows Vista, Windows Server 2008 or later. We can
+ * support lower versions if _WIN32_WINNT is explicity defined to something
+ * less
+ */
+# define _WIN32_WINNT 0x0600
+#endif
+
+#include <openssl/crypto.h>
+#include <openssl/evp.h>
+#include "ssl_locl.h"
+
+/* Implement "once" functionality */
+#if !defined(OPENSSL_THREADS)
+typedef int OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT 0
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) (*(once) = 0)
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ if (*once == OPENSSL_INIT_ONCE_STATIC_INIT) {
+ *once = 1;
+ init();
+ }
+}
+#elif defined(OPENSSL_SYS_WINDOWS)
+# include <windows.h>
+
+# if _WIN32_WINNT < 0x0600
+
+/*
+ * Versions before 0x0600 (Windows Vista, Windows Server 2008 or later) do not
+ * have InitOnceExecuteOnce, so we fall back to using a spinlock instead.
+ */
+typedef LONG OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT 0
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) (*(once) = 0)
+
+# define ONCE_UNINITED 0
+# define ONCE_ININIT 1
+# define ONCE_DONE 2
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ LONG volatile *lock = (LONG *)once;
+ LONG result;
+
+ if (*lock == ONCE_DONE)
+ return;
+
+ do {
+ result = InterlockedCompareExchange(lock, ONCE_ININIT, ONCE_UNINITED);
+ if (result == ONCE_UNINITED) {
+ init();
+ *lock = ONCE_DONE;
+ return;
+ }
+ } while (result == ONCE_ININIT);
+}
+
+# else
+
+typedef INIT_ONCE OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT INIT_ONCE_STATIC_INIT
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) \
+ InitOnceInitialize((PINIT_ONCE)(once))
+
+static BOOL CALLBACK once_cb(PINIT_ONCE once, PVOID initfp, PVOID *unused)
+{
+ void (*init)(void) = initfp;
+
+ init();
+
+ return TRUE;
+}
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ InitOnceExecuteOnce((INIT_ONCE *)once, once_cb, init, NULL);
+}
+# endif
+#else /* pthreads */
+# include <pthread.h>
+
+typedef pthread_once_t OPENSSL_INIT_ONCE;
+# define OPENSSL_INIT_ONCE_STATIC_INIT PTHREAD_ONCE_INIT
+# define OPENSSL_INIT_ONCE_DYNAMIC_INIT(once) (*(once) = PTHREAD_ONCE_INIT)
+
+static void ossl_init_once_run(OPENSSL_INIT_ONCE *once, void (*init)(void))
+{
+ pthread_once(once, init);
+}
+#endif
+
+static void ssl_library_stop(void);
+
+static OPENSSL_INIT_ONCE ssl_base = OPENSSL_INIT_ONCE_STATIC_INIT;
+static int ssl_base_inited = 0;
+static void ossl_init_ssl_base(void)
+{
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_ssl_base: "
+ "Adding SSL ciphers and digests\n");
+#endif
+#ifndef OPENSSL_NO_DES
+ EVP_add_cipher(EVP_des_cbc());
+ EVP_add_cipher(EVP_des_ede3_cbc());
+#endif
+#ifndef OPENSSL_NO_IDEA
+ EVP_add_cipher(EVP_idea_cbc());
+#endif
+#ifndef OPENSSL_NO_RC4
+ EVP_add_cipher(EVP_rc4());
+# ifndef OPENSSL_NO_MD5
+ EVP_add_cipher(EVP_rc4_hmac_md5());
+# endif
+#endif
+#ifndef OPENSSL_NO_RC2
+ EVP_add_cipher(EVP_rc2_cbc());
+ /*
+ * Not actually used for SSL/TLS but this makes PKCS#12 work if an
+ * application only calls SSL_library_init().
+ */
+ EVP_add_cipher(EVP_rc2_40_cbc());
+#endif
+#ifndef OPENSSL_NO_AES
+ EVP_add_cipher(EVP_aes_128_cbc());
+ EVP_add_cipher(EVP_aes_192_cbc());
+ EVP_add_cipher(EVP_aes_256_cbc());
+ EVP_add_cipher(EVP_aes_128_gcm());
+ EVP_add_cipher(EVP_aes_256_gcm());
+ EVP_add_cipher(EVP_aes_128_ccm());
+ EVP_add_cipher(EVP_aes_256_ccm());
+ EVP_add_cipher(EVP_aes_128_cbc_hmac_sha1());
+ EVP_add_cipher(EVP_aes_256_cbc_hmac_sha1());
+ EVP_add_cipher(EVP_aes_128_cbc_hmac_sha256());
+ EVP_add_cipher(EVP_aes_256_cbc_hmac_sha256());
+#endif
+#ifndef OPENSSL_NO_CAMELLIA
+ EVP_add_cipher(EVP_camellia_128_cbc());
+ EVP_add_cipher(EVP_camellia_256_cbc());
+#endif
+#if !defined(OPENSSL_NO_CHACHA) && !defined(OPENSSL_NO_POLY1305)
+ EVP_add_cipher(EVP_chacha20_poly1305());
+#endif
+
+#ifndef OPENSSL_NO_SEED
+ EVP_add_cipher(EVP_seed_cbc());
+#endif
+
+#ifndef OPENSSL_NO_MD5
+ EVP_add_digest(EVP_md5());
+ EVP_add_digest_alias(SN_md5, "ssl3-md5");
+# ifndef OPENSSL_NO_SHA
+ EVP_add_digest(EVP_md5_sha1());
+# endif
+#endif
+ EVP_add_digest(EVP_sha1()); /* RSA with sha1 */
+ EVP_add_digest_alias(SN_sha1, "ssl3-sha1");
+ EVP_add_digest_alias(SN_sha1WithRSAEncryption, SN_sha1WithRSA);
+ EVP_add_digest(EVP_sha224());
+ EVP_add_digest(EVP_sha256());
+ EVP_add_digest(EVP_sha384());
+ EVP_add_digest(EVP_sha512());
+#ifndef OPENSSL_NO_COMP
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_ssl_base: "
+ "SSL_COMP_get_compression_methods()\n");
+#endif
+ /*
+ * This will initialise the built-in compression algorithms. The value
+ * returned is a STACK_OF(SSL_COMP), but that can be discarded safely
+ */
+ SSL_COMP_get_compression_methods();
+#endif
+ /* initialize cipher/digest methods table */
+ ssl_load_ciphers();
+
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_ssl_base: "
+ "SSL_add_ssl_module()\n");
+#endif
+ SSL_add_ssl_module();
+ /*
+ * We ignore an error return here. Not much we can do - but not that bad
+ * either. We can still safely continue.
+ */
+ OPENSSL_INIT_register_stop_handler(ssl_library_stop);
+ ssl_base_inited = 1;
+}
+
+static OPENSSL_INIT_ONCE ssl_strings = OPENSSL_INIT_ONCE_STATIC_INIT;
+static int ssl_strings_inited = 0;
+static void ossl_init_load_ssl_strings(void)
+{
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_load_ssl_strings: "
+ "ERR_load_SSL_strings()\n");
+#endif
+ ERR_load_SSL_strings();
+ ssl_strings_inited = 1;
+}
+
+static void ossl_init_no_load_ssl_strings(void)
+{
+ /* Do nothing in this case */
+ return;
+}
+
+static void ssl_library_stop(void)
+{
+ if (ssl_base_inited) {
+#ifndef OPENSSL_NO_COMP
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ssl_library_stop: "
+ "SSL_COMP_free_compression_methods()\n");
+#endif
+ SSL_COMP_free_compression_methods();
+ ssl_base_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&ssl_base);
+#endif
+ }
+
+ if (ssl_strings_inited) {
+#ifdef OPENSSL_INIT_DEBUG
+ fprintf(stderr, "OPENSSL_INIT: ssl_library_stop: "
+ "ERR_free_strings()\n");
+#endif
+ /*
+ * If both crypto and ssl error strings are inited we will end up
+ * calling ERR_free_strings() twice - but that's ok. The second time
+ * will be a no-op. It's easier to do that than to try and track
+ * between the two libraries whether they have both been inited.
+ */
+ ERR_free_strings();
+ ssl_strings_inited = 0;
+ OPENSSL_INIT_ONCE_DYNAMIC_INIT(&ssl_strings);
+ }
+}
+
+/*
+ * If this function is called with a non NULL settings value then it must be
+ * called prior to any threads making calls to any OpenSSL functions,
+ * i.e. passing a non-null settings value is assumed to be single-threaded.
+ */
+void OPENSSL_INIT_ssl_library_start(uint64_t opts,
+ const OPENSSL_INIT_SETTINGS *settings)
+{
+ OPENSSL_INIT_crypto_library_start(opts | OPENSSL_INIT_ADD_ALL_CIPHERS
+ | OPENSSL_INIT_ADD_ALL_DIGESTS, settings);
+
+ ossl_init_once_run(&ssl_base, ossl_init_ssl_base);
+
+ if (opts & OPENSSL_INIT_NO_LOAD_SSL_STRINGS)
+ ossl_init_once_run(&ssl_strings, ossl_init_no_load_ssl_strings);
+
+ if (opts & OPENSSL_INIT_LOAD_SSL_STRINGS)
+ ossl_init_once_run(&ssl_strings, ossl_init_load_ssl_strings);
+}
+
projects / oweals / openssl.git / commitdiff