/*
- * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 2016-2018 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* https://www.openssl.org/source/license.html
*/
-#include <internal/cryptlib_int.h>
+#include "e_os.h"
+#include "internal/cryptlib_int.h"
#include <openssl/err.h>
-#include <internal/rand.h>
-#include <internal/bio.h>
+#include "internal/rand_int.h"
+#include "internal/bio.h"
#include <openssl/evp.h>
-#include <internal/evp_int.h>
-#include <internal/conf.h>
-#include <internal/async.h>
-#include <internal/engine.h>
-#include <internal/comp.h>
-#include <internal/err.h>
-#include <internal/err_int.h>
-#include <internal/objects.h>
+#include "internal/evp_int.h"
+#include "internal/conf.h"
+#include "internal/async.h"
+#include "internal/engine.h"
+#include "internal/comp.h"
+#include "internal/err.h"
+#include "internal/err_int.h"
+#include "internal/objects.h"
#include <stdlib.h>
#include <assert.h>
-#include <internal/thread_once.h>
-#include <internal/dso.h>
+#include "internal/thread_once.h"
+#include "internal/dso.h"
+#include "internal/store.h"
static int stopped = 0;
CRYPTO_THREAD_get_local(&threadstopkey);
if (local == NULL && alloc) {
- local = OPENSSL_zalloc(sizeof *local);
- CRYPTO_THREAD_set_local(&threadstopkey, local);
+ local = OPENSSL_zalloc(sizeof(*local));
+ if (local != NULL && !CRYPTO_THREAD_set_local(&threadstopkey, local)) {
+ OPENSSL_free(local);
+ return NULL;
+ }
}
if (!alloc) {
CRYPTO_THREAD_set_local(&threadstopkey, NULL);
{
#ifdef OPENSSL_INIT_DEBUG
fprintf(stderr, "OPENSSL_INIT: ossl_init_base: Setting up stop handlers\n");
+#endif
+#ifndef OPENSSL_NO_CRYPTO_MDEBUG
+ ossl_malloc_setup_failures();
#endif
/*
* We use a dummy thread local key here. We use the destructor to detect
if ((init_lock = CRYPTO_THREAD_lock_new()) == NULL)
return 0;
OPENSSL_cpuid_setup();
+
+ /*
+ * BIG FAT WARNING!
+ * Everything needed to be initialized in this function before threads
+ * come along MUST happen before base_inited is set to 1, or we will
+ * see race conditions.
+ */
base_inited = 1;
-#ifndef OPENSSL_USE_NODELETE
+#if !defined(OPENSSL_NO_DSO) && !defined(OPENSSL_USE_NODELETE)
+# ifdef DSO_WIN32
+ {
+ HMODULE handle = NULL;
+ BOOL ret;
+
+ /* We don't use the DSO route for WIN32 because there is a better way */
+ ret = GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS
+ | GET_MODULE_HANDLE_EX_FLAG_PIN,
+ (void *)&base_inited, &handle);
+
+ return (ret == TRUE) ? 1 : 0;
+ }
+# else
/*
* Deliberately leak a reference to ourselves. This will force the library
- * to remain loaded until the atexit() handler is run a process exit.
+ * to remain loaded until the atexit() handler is run at process exit.
*/
{
DSO *dso = NULL;
+ ERR_set_mark();
dso = DSO_dsobyaddr(&base_inited, DSO_FLAG_NO_UNLOAD_ON_FREE);
DSO_free(dso);
+ ERR_pop_to_mark();
}
+# endif
#endif
return 1;
# endif
ret = err_load_crypto_strings_int();
load_crypto_strings_inited = 1;
-#endif
+#endif
return ret;
}
engine_load_openssl_int();
return 1;
}
-# if !defined(OPENSSL_NO_HW) && \
- (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) || defined(HAVE_CRYPTODEV))
-static CRYPTO_ONCE engine_cryptodev = CRYPTO_ONCE_STATIC_INIT;
-DEFINE_RUN_ONCE_STATIC(ossl_init_engine_cryptodev)
+# ifndef OPENSSL_NO_DEVCRYPTOENG
+static CRYPTO_ONCE engine_devcrypto = CRYPTO_ONCE_STATIC_INIT;
+DEFINE_RUN_ONCE_STATIC(ossl_init_engine_devcrypto)
{
# ifdef OPENSSL_INIT_DEBUG
- fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_cryptodev: "
- "engine_load_cryptodev_int()\n");
+ fprintf(stderr, "OPENSSL_INIT: ossl_init_engine_devcrypto: "
+ "engine_load_devcrypto_int()\n");
# endif
- engine_load_cryptodev_int();
+ engine_load_devcrypto_int();
return 1;
}
# endif
int ossl_init_thread_start(uint64_t opts)
{
- struct thread_local_inits_st *locals = ossl_init_get_thread_local(1);
+ struct thread_local_inits_st *locals;
+
+ if (!OPENSSL_init_crypto(0, NULL))
+ return 0;
+
+ locals = ossl_init_get_thread_local(1);
if (locals == NULL)
return 0;
stop_handlers = NULL;
CRYPTO_THREAD_lock_free(init_lock);
+ init_lock = NULL;
/*
* We assume we are single-threaded for this function, i.e. no race
* obj_cleanup_int() must be called last
*/
rand_cleanup_int();
+ rand_drbg_cleanup_int();
conf_modules_free_int();
#ifndef OPENSSL_NO_ENGINE
engine_cleanup_int();
#endif
+ ossl_store_cleanup_int();
crypto_cleanup_all_ex_data_int();
bio_cleanup();
evp_cleanup_int();
obj_cleanup_int();
err_cleanup();
+ CRYPTO_secure_malloc_done();
+
base_inited = 0;
}
return 0;
}
- if (!RUN_ONCE(&base, ossl_init_base))
+ if (!base_inited && !RUN_ONCE(&base, ossl_init_base))
return 0;
if ((opts & OPENSSL_INIT_NO_LOAD_CRYPTO_STRINGS)
&& !RUN_ONCE(&add_all_digests, ossl_init_add_all_digests))
return 0;
+ if ((opts & OPENSSL_INIT_ATFORK)
+ && !openssl_init_fork_handlers())
+ return 0;
+
if ((opts & OPENSSL_INIT_NO_LOAD_CONFIG)
&& !RUN_ONCE(&config, ossl_init_no_config))
return 0;
if ((opts & OPENSSL_INIT_ENGINE_OPENSSL)
&& !RUN_ONCE(&engine_openssl, ossl_init_engine_openssl))
return 0;
-# if !defined(OPENSSL_NO_HW) && \
- (defined(__OpenBSD__) || defined(__FreeBSD__) || defined(__DragonFly__) || defined(HAVE_CRYPTODEV))
+# if !defined(OPENSSL_NO_HW) && !defined(OPENSSL_NO_DEVCRYPTOENG)
if ((opts & OPENSSL_INIT_ENGINE_CRYPTODEV)
- && !RUN_ONCE(&engine_cryptodev, ossl_init_engine_cryptodev))
+ && !RUN_ONCE(&engine_devcrypto, ossl_init_engine_devcrypto))
return 0;
# endif
# ifndef OPENSSL_NO_RDRAND
{
OPENSSL_INIT_STOP *newhand;
-#ifndef OPENSSL_USE_NODELETE
- /*
- * Deliberately leak a reference to the handler. This will force the
- * library/code containing the handler to remain loaded until we run the
- * atexit handler. If -znodelete has been used then this is unneccessary.
- */
+#if !defined(OPENSSL_NO_DSO) && !defined(OPENSSL_USE_NODELETE)
{
- DSO *dso = NULL;
union {
void *sym;
void (*func)(void);
} handlersym;
handlersym.func = handler;
+# ifdef DSO_WIN32
+ {
+ HMODULE handle = NULL;
+ BOOL ret;
- dso = DSO_dsobyaddr(handlersym.sym, DSO_FLAG_NO_UNLOAD_ON_FREE);
- DSO_free(dso);
+ /*
+ * We don't use the DSO route for WIN32 because there is a better
+ * way
+ */
+ ret = GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS
+ | GET_MODULE_HANDLE_EX_FLAG_PIN,
+ handlersym.sym, &handle);
+
+ if (!ret)
+ return 0;
+ }
+# else
+ /*
+ * Deliberately leak a reference to the handler. This will force the
+ * library/code containing the handler to remain loaded until we run the
+ * atexit handler. If -znodelete has been used then this is
+ * unnecessary.
+ */
+ {
+ DSO *dso = NULL;
+
+ ERR_set_mark();
+ dso = DSO_dsobyaddr(handlersym.sym, DSO_FLAG_NO_UNLOAD_ON_FREE);
+ DSO_free(dso);
+ ERR_pop_to_mark();
+ }
+# endif
}
#endif
return 1;
}
+
+#ifdef OPENSSL_SYS_UNIX
+/*
+ * The following three functions are for OpenSSL developers. This is
+ * where we set/reset state across fork (called via pthread_atfork when
+ * it exists, or manually by the application when it doesn't).
+ *
+ * WARNING! If you put code in either OPENSSL_fork_parent or
+ * OPENSSL_fork_child, you MUST MAKE SURE that they are async-signal-
+ * safe. See this link, for example:
+ * http://man7.org/linux/man-pages/man7/signal-safety.7.html
+ */
+
+void OPENSSL_fork_prepare(void)
+{
+}
+
+void OPENSSL_fork_parent(void)
+{
+}
+
+void OPENSSL_fork_child(void)
+{
+ rand_fork();
+}
+#endif