/* crypto/cryptlib.c */
+/* ====================================================================
+ * Copyright (c) 1998-2002 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).
+ *
+ */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
+/* ====================================================================
+ * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
+ * ECDH support in OpenSSL originally developed by
+ * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
+ */
#include <stdio.h>
#include <string.h>
#include <openssl/crypto.h>
#include <openssl/safestack.h>
-#if defined(WIN32) || defined(WIN16)
+#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
static double SSLeay_MSVC5_hack=0.0; /* and for VC1.5 */
#endif
-DECLARE_STACK_OF(CRYPTO_dynlock);
-IMPLEMENT_STACK_OF(CRYPTO_dynlock);
+DECLARE_STACK_OF(CRYPTO_dynlock)
+IMPLEMENT_STACK_OF(CRYPTO_dynlock)
/* real #defines in crypto.h, keep these upto date */
static const char* lock_names[CRYPTO_NUM_LOCKS] =
{
"<<ERROR>>",
"err",
- "err_hash",
+ "ex_data",
"x509",
"x509_info",
"x509_pkey",
"ssl_session",
"ssl_sess_cert",
"ssl",
+ "ssl_method",
"rand",
+ "rand2",
"debug_malloc",
"BIO",
"gethostbyname",
"debug_malloc2",
"dso",
"dynlock",
-#if CRYPTO_NUM_LOCKS != 28
+ "engine",
+ "ui",
+ "ecdsa",
+ "ec",
+ "ecdh",
+ "bn",
+#if CRYPTO_NUM_LOCKS != 36
# error "Inconsistency between crypto.h and cryptlib.c"
#endif
};
static unsigned long (MS_FAR *id_callback)(void)=NULL;
static struct CRYPTO_dynlock_value *(MS_FAR *dynlock_create_callback)
(const char *file,int line)=NULL;
-static void (MS_FAR *dynlock_locking_callback)(int mode,
+static void (MS_FAR *dynlock_lock_callback)(int mode,
struct CRYPTO_dynlock_value *l, const char *file,int line)=NULL;
static void (MS_FAR *dynlock_destroy_callback)(struct CRYPTO_dynlock_value *l,
const char *file,int line)=NULL;
char *str;
int i;
+#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
/* A hack to make Visual C++ 5.0 work correctly when linking as
* a DLL using /MT. Without this, the application cannot use
* and floating point printf's.
* It also seems to be needed for Visual C 1.5 (win16) */
-#if defined(WIN32) || defined(WIN16)
SSLeay_MSVC5_hack=(double)name[0]*(double)name[1];
#endif
}
CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
if ((dyn_locks == NULL)
- && ((dyn_locks=sk_new_null()) == NULL))
+ && ((dyn_locks=sk_CRYPTO_dynlock_new_null()) == NULL))
{
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
}
CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
- i=sk_CRYPTO_dynlock_push(dyn_locks,pointer);
+ /* First, try to find an existing empty slot */
+ i=sk_CRYPTO_dynlock_find(dyn_locks,NULL);
+ /* If there was none, push, thereby creating a new one */
+ if (i == -1)
+ /* Since sk_push() returns the number of items on the
+ stack, not the location of the pushed item, we need
+ to transform the returned number into a position,
+ by decreasing it. */
+ i=sk_CRYPTO_dynlock_push(dyn_locks,pointer) - 1;
+ else
+ /* If we found a place with a NULL pointer, put our pointer
+ in it. */
+ sk_CRYPTO_dynlock_set(dyn_locks,i,pointer);
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
- if (!i)
+ if (i == -1)
{
dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
OPENSSL_free(pointer);
CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
if (dyn_locks == NULL || i >= sk_CRYPTO_dynlock_num(dyn_locks))
+ {
+ CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
return;
+ }
pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
if (pointer != NULL)
{
}
else
#endif
- if (--(pointer->references) <= 0)
+ if (pointer->references <= 0)
{
sk_CRYPTO_dynlock_set(dyn_locks, i, NULL);
}
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
if (pointer)
+ {
dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
+ OPENSSL_free(pointer);
+ }
}
struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i)
return NULL;
}
-void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
- int line)
+struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void))
+ (const char *file,int line)
{
- return(locking_callback);
+ return(dynlock_create_callback);
}
void (*CRYPTO_get_dynlock_lock_callback(void))(int mode,
struct CRYPTO_dynlock_value *l, const char *file,int line)
{
- return(dynlock_locking_callback);
+ return(dynlock_lock_callback);
+ }
+
+void (*CRYPTO_get_dynlock_destroy_callback(void))
+ (struct CRYPTO_dynlock_value *l, const char *file,int line)
+ {
+ return(dynlock_destroy_callback);
+ }
+
+void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*func)
+ (const char *file, int line))
+ {
+ dynlock_create_callback=func;
+ }
+
+void CRYPTO_set_dynlock_lock_callback(void (*func)(int mode,
+ struct CRYPTO_dynlock_value *l, const char *file, int line))
+ {
+ dynlock_lock_callback=func;
+ }
+
+void CRYPTO_set_dynlock_destroy_callback(void (*func)
+ (struct CRYPTO_dynlock_value *l, const char *file, int line))
+ {
+ dynlock_destroy_callback=func;
+ }
+
+
+void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
+ int line)
+ {
+ return(locking_callback);
}
int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
locking_callback=func;
}
-void CRYPTO_set_dynlock_locking_callback(void (*func)(int mode,
- struct CRYPTO_dynlock_value *l, const char *file, int line))
- {
- dynlock_locking_callback=func;
- }
-
void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
const char *file,int line))
{
if (id_callback == NULL)
{
-#ifdef WIN16
+#ifdef OPENSSL_SYS_WIN16
ret=(unsigned long)GetCurrentTask();
-#elif defined(WIN32)
+#elif defined(OPENSSL_SYS_WIN32)
ret=(unsigned long)GetCurrentThreadId();
#elif defined(GETPID_IS_MEANINGLESS)
ret=1L;
#endif
if (type < 0)
{
- int i = -type - 1;
- struct CRYPTO_dynlock_value *pointer
- = CRYPTO_get_dynlock_value(i);
-
- if (pointer)
+ if (dynlock_lock_callback != NULL)
{
- dynlock_locking_callback(mode, pointer, file, line);
- }
+ struct CRYPTO_dynlock_value *pointer
+ = CRYPTO_get_dynlock_value(type);
- CRYPTO_destroy_dynlockid(i);
+ OPENSSL_assert(pointer != NULL);
+
+ dynlock_lock_callback(mode, pointer, file, line);
+
+ CRYPTO_destroy_dynlockid(type);
+ }
}
else
if (locking_callback != NULL)
CRYPTO_get_lock_name(type),
file,line);
#endif
- *pointer=ret;
}
else
{
return("dynamic");
else if (type < CRYPTO_NUM_LOCKS)
return(lock_names[type]);
- else if (type-CRYPTO_NUM_LOCKS >= sk_num(app_locks))
+ else if (type-CRYPTO_NUM_LOCKS > sk_num(app_locks))
return("ERROR");
else
return(sk_value(app_locks,type-CRYPTO_NUM_LOCKS));
}
#ifdef _DLL
-#ifdef WIN32
+#ifdef OPENSSL_SYS_WIN32
/* All we really need to do is remove the 'error' state when a thread
* detaches */
#endif
#endif
+
+void OpenSSLDie(const char *file,int line,const char *assertion)
+ {
+ fprintf(stderr,
+ "%s(%d): OpenSSL internal error, assertion failed: %s\n",
+ file,line,assertion);
+ abort();
+ }