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899 lines
25 KiB
899 lines
25 KiB
/* crypto/cryptlib.c */
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/* ====================================================================
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* Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* openssl-core@openssl.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.openssl.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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*
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* This package is an SSL implementation written
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* by Eric Young (eay@cryptsoft.com).
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* The implementation was written so as to conform with Netscapes SSL.
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*
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* This library is free for commercial and non-commercial use as long as
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* the following conditions are aheared to. The following conditions
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* apply to all code found in this distribution, be it the RC4, RSA,
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* lhash, DES, etc., code; not just the SSL code. The SSL documentation
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* included with this distribution is covered by the same copyright terms
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* except that the holder is Tim Hudson (tjh@cryptsoft.com).
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*
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* Copyright remains Eric Young's, and as such any Copyright notices in
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* the code are not to be removed.
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* If this package is used in a product, Eric Young should be given attribution
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* as the author of the parts of the library used.
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* This can be in the form of a textual message at program startup or
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* in documentation (online or textual) provided with the package.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* "This product includes cryptographic software written by
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* Eric Young (eay@cryptsoft.com)"
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* The word 'cryptographic' can be left out if the rouines from the library
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* being used are not cryptographic related :-).
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* 4. If you include any Windows specific code (or a derivative thereof) from
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* the apps directory (application code) you must include an acknowledgement:
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* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
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*
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* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* The licence and distribution terms for any publically available version or
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* derivative of this code cannot be changed. i.e. this code cannot simply be
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* copied and put under another distribution licence
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* [including the GNU Public Licence.]
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*/
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/* ====================================================================
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* Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
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* ECDH support in OpenSSL originally developed by
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* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
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*/
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#include "cryptlib.h"
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#include <openssl/safestack.h>
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#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
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static double SSLeay_MSVC5_hack=0.0; /* and for VC1.5 */
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#endif
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DECLARE_STACK_OF(CRYPTO_dynlock)
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/* real #defines in crypto.h, keep these upto date */
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static const char* const lock_names[CRYPTO_NUM_LOCKS] =
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{
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"<<ERROR>>",
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"err",
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"ex_data",
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"x509",
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"x509_info",
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"x509_pkey",
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"x509_crl",
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"x509_req",
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"dsa",
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"rsa",
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"evp_pkey",
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"x509_store",
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"ssl_ctx",
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"ssl_cert",
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"ssl_session",
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"ssl_sess_cert",
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"ssl",
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"ssl_method",
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"rand",
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"rand2",
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"debug_malloc",
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"BIO",
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"gethostbyname",
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"getservbyname",
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"readdir",
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"RSA_blinding",
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"dh",
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"debug_malloc2",
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"dso",
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"dynlock",
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"engine",
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"ui",
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"ecdsa",
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"ec",
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"ecdh",
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"bn",
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"ec_pre_comp",
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"store",
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"comp",
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"fips",
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"fips2",
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#if CRYPTO_NUM_LOCKS != 41
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# error "Inconsistency between crypto.h and cryptlib.c"
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#endif
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};
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/* This is for applications to allocate new type names in the non-dynamic
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array of lock names. These are numbered with positive numbers. */
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static STACK_OF(OPENSSL_STRING) *app_locks=NULL;
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/* For applications that want a more dynamic way of handling threads, the
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following stack is used. These are externally numbered with negative
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numbers. */
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static STACK_OF(CRYPTO_dynlock) *dyn_locks=NULL;
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static void (MS_FAR *locking_callback)(int mode,int type,
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const char *file,int line)=0;
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static int (MS_FAR *add_lock_callback)(int *pointer,int amount,
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int type,const char *file,int line)=0;
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#ifndef OPENSSL_NO_DEPRECATED
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static unsigned long (MS_FAR *id_callback)(void)=0;
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#endif
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static void (MS_FAR *threadid_callback)(CRYPTO_THREADID *)=0;
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static struct CRYPTO_dynlock_value *(MS_FAR *dynlock_create_callback)
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(const char *file,int line)=0;
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static void (MS_FAR *dynlock_lock_callback)(int mode,
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struct CRYPTO_dynlock_value *l, const char *file,int line)=0;
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static void (MS_FAR *dynlock_destroy_callback)(struct CRYPTO_dynlock_value *l,
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const char *file,int line)=0;
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int CRYPTO_get_new_lockid(char *name)
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{
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char *str;
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int i;
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#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
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/* A hack to make Visual C++ 5.0 work correctly when linking as
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* a DLL using /MT. Without this, the application cannot use
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* any floating point printf's.
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* It also seems to be needed for Visual C 1.5 (win16) */
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SSLeay_MSVC5_hack=(double)name[0]*(double)name[1];
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#endif
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if ((app_locks == NULL) && ((app_locks=sk_OPENSSL_STRING_new_null()) == NULL))
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{
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CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE);
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return(0);
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}
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if ((str=BUF_strdup(name)) == NULL)
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{
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CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE);
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return(0);
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}
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i=sk_OPENSSL_STRING_push(app_locks,str);
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if (!i)
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OPENSSL_free(str);
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else
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i+=CRYPTO_NUM_LOCKS; /* gap of one :-) */
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return(i);
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}
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int CRYPTO_num_locks(void)
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{
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return CRYPTO_NUM_LOCKS;
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}
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int CRYPTO_get_new_dynlockid(void)
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{
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int i = 0;
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CRYPTO_dynlock *pointer = NULL;
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if (dynlock_create_callback == NULL)
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{
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CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK);
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return(0);
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}
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CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
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if ((dyn_locks == NULL)
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&& ((dyn_locks=sk_CRYPTO_dynlock_new_null()) == NULL))
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{
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CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
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CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
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return(0);
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}
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CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
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pointer = (CRYPTO_dynlock *)OPENSSL_malloc(sizeof(CRYPTO_dynlock));
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if (pointer == NULL)
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{
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CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
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return(0);
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}
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pointer->references = 1;
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pointer->data = dynlock_create_callback(__FILE__,__LINE__);
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if (pointer->data == NULL)
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{
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OPENSSL_free(pointer);
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CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
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return(0);
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}
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CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
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/* First, try to find an existing empty slot */
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i=sk_CRYPTO_dynlock_find(dyn_locks,NULL);
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/* If there was none, push, thereby creating a new one */
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if (i == -1)
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/* Since sk_push() returns the number of items on the
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stack, not the location of the pushed item, we need
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to transform the returned number into a position,
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by decreasing it. */
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i=sk_CRYPTO_dynlock_push(dyn_locks,pointer) - 1;
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else
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/* If we found a place with a NULL pointer, put our pointer
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in it. */
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(void)sk_CRYPTO_dynlock_set(dyn_locks,i,pointer);
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CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
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if (i == -1)
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{
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dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
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OPENSSL_free(pointer);
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}
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else
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i += 1; /* to avoid 0 */
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return -i;
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}
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void CRYPTO_destroy_dynlockid(int i)
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{
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CRYPTO_dynlock *pointer = NULL;
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if (i)
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i = -i-1;
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if (dynlock_destroy_callback == NULL)
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return;
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CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
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if (dyn_locks == NULL || i >= sk_CRYPTO_dynlock_num(dyn_locks))
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{
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CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
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return;
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}
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pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
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if (pointer != NULL)
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{
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--pointer->references;
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#ifdef REF_CHECK
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if (pointer->references < 0)
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{
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fprintf(stderr,"CRYPTO_destroy_dynlockid, bad reference count\n");
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abort();
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}
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else
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#endif
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if (pointer->references <= 0)
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{
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(void)sk_CRYPTO_dynlock_set(dyn_locks, i, NULL);
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}
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else
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pointer = NULL;
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}
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CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
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if (pointer)
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{
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dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
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OPENSSL_free(pointer);
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}
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}
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struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i)
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{
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CRYPTO_dynlock *pointer = NULL;
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if (i)
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i = -i-1;
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CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
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if (dyn_locks != NULL && i < sk_CRYPTO_dynlock_num(dyn_locks))
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pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
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if (pointer)
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pointer->references++;
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CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
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if (pointer)
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return pointer->data;
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return NULL;
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}
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struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void))
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(const char *file,int line)
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{
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return(dynlock_create_callback);
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}
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void (*CRYPTO_get_dynlock_lock_callback(void))(int mode,
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struct CRYPTO_dynlock_value *l, const char *file,int line)
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{
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return(dynlock_lock_callback);
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}
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void (*CRYPTO_get_dynlock_destroy_callback(void))
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(struct CRYPTO_dynlock_value *l, const char *file,int line)
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{
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return(dynlock_destroy_callback);
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}
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void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*func)
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(const char *file, int line))
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{
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dynlock_create_callback=func;
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}
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void CRYPTO_set_dynlock_lock_callback(void (*func)(int mode,
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struct CRYPTO_dynlock_value *l, const char *file, int line))
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{
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dynlock_lock_callback=func;
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}
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void CRYPTO_set_dynlock_destroy_callback(void (*func)
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(struct CRYPTO_dynlock_value *l, const char *file, int line))
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{
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dynlock_destroy_callback=func;
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}
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void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
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int line)
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{
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return(locking_callback);
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}
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int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
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const char *file,int line)
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{
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return(add_lock_callback);
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}
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void CRYPTO_set_locking_callback(void (*func)(int mode,int type,
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const char *file,int line))
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{
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locking_callback=func;
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}
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void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
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const char *file,int line))
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{
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add_lock_callback=func;
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}
|
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|
|
/* the memset() here and in set_pointer() seem overkill, but for the sake of
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* CRYPTO_THREADID_cmp() this avoids any platform silliness that might cause two
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* "equal" THREADID structs to not be memcmp()-identical. */
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void CRYPTO_THREADID_set_numeric(CRYPTO_THREADID *id, unsigned long val)
|
|
{
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memset(id, 0, sizeof(*id));
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id->val = val;
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|
}
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|
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static const unsigned char hash_coeffs[] = { 3, 5, 7, 11, 13, 17, 19, 23 };
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void CRYPTO_THREADID_set_pointer(CRYPTO_THREADID *id, void *ptr)
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|
{
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unsigned char *dest = (void *)&id->val;
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unsigned int accum = 0;
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unsigned char dnum = sizeof(id->val);
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memset(id, 0, sizeof(*id));
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id->ptr = ptr;
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if (sizeof(id->val) >= sizeof(id->ptr))
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{
|
|
/* 'ptr' can be embedded in 'val' without loss of uniqueness */
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id->val = (unsigned long)id->ptr;
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return;
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|
}
|
|
/* hash ptr ==> val. Each byte of 'val' gets the mod-256 total of a
|
|
* linear function over the bytes in 'ptr', the co-efficients of which
|
|
* are a sequence of low-primes (hash_coeffs is an 8-element cycle) -
|
|
* the starting prime for the sequence varies for each byte of 'val'
|
|
* (unique polynomials unless pointers are >64-bit). For added spice,
|
|
* the totals accumulate rather than restarting from zero, and the index
|
|
* of the 'val' byte is added each time (position dependence). If I was
|
|
* a black-belt, I'd scan big-endian pointers in reverse to give
|
|
* low-order bits more play, but this isn't crypto and I'd prefer nobody
|
|
* mistake it as such. Plus I'm lazy. */
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while (dnum--)
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{
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const unsigned char *src = (void *)&id->ptr;
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unsigned char snum = sizeof(id->ptr);
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while (snum--)
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accum += *(src++) * hash_coeffs[(snum + dnum) & 7];
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accum += dnum;
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*(dest++) = accum & 255;
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}
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}
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int CRYPTO_THREADID_set_callback(void (*func)(CRYPTO_THREADID *))
|
|
{
|
|
if (threadid_callback)
|
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return 0;
|
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threadid_callback = func;
|
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return 1;
|
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}
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|
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void (*CRYPTO_THREADID_get_callback(void))(CRYPTO_THREADID *)
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|
{
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return threadid_callback;
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}
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|
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void CRYPTO_THREADID_current(CRYPTO_THREADID *id)
|
|
{
|
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if (threadid_callback)
|
|
{
|
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threadid_callback(id);
|
|
return;
|
|
}
|
|
#ifndef OPENSSL_NO_DEPRECATED
|
|
/* If the deprecated callback was set, fall back to that */
|
|
if (id_callback)
|
|
{
|
|
CRYPTO_THREADID_set_numeric(id, id_callback());
|
|
return;
|
|
}
|
|
#endif
|
|
/* Else pick a backup */
|
|
#ifdef OPENSSL_SYS_WIN16
|
|
CRYPTO_THREADID_set_numeric(id, (unsigned long)GetCurrentTask());
|
|
#elif defined(OPENSSL_SYS_WIN32)
|
|
CRYPTO_THREADID_set_numeric(id, (unsigned long)GetCurrentThreadId());
|
|
#elif defined(OPENSSL_SYS_BEOS)
|
|
CRYPTO_THREADID_set_numeric(id, (unsigned long)find_thread(NULL));
|
|
#else
|
|
/* For everything else, default to using the address of 'errno' */
|
|
CRYPTO_THREADID_set_pointer(id, &errno);
|
|
#endif
|
|
}
|
|
|
|
int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *a, const CRYPTO_THREADID *b)
|
|
{
|
|
return memcmp(a, b, sizeof(*a));
|
|
}
|
|
|
|
void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dest, const CRYPTO_THREADID *src)
|
|
{
|
|
memcpy(dest, src, sizeof(*src));
|
|
}
|
|
|
|
unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id)
|
|
{
|
|
return id->val;
|
|
}
|
|
|
|
#ifndef OPENSSL_NO_DEPRECATED
|
|
unsigned long (*CRYPTO_get_id_callback(void))(void)
|
|
{
|
|
return(id_callback);
|
|
}
|
|
|
|
void CRYPTO_set_id_callback(unsigned long (*func)(void))
|
|
{
|
|
id_callback=func;
|
|
}
|
|
|
|
unsigned long CRYPTO_thread_id(void)
|
|
{
|
|
unsigned long ret=0;
|
|
|
|
if (id_callback == NULL)
|
|
{
|
|
#ifdef OPENSSL_SYS_WIN16
|
|
ret=(unsigned long)GetCurrentTask();
|
|
#elif defined(OPENSSL_SYS_WIN32)
|
|
ret=(unsigned long)GetCurrentThreadId();
|
|
#elif defined(GETPID_IS_MEANINGLESS)
|
|
ret=1L;
|
|
#elif defined(OPENSSL_SYS_BEOS)
|
|
ret=(unsigned long)find_thread(NULL);
|
|
#else
|
|
ret=(unsigned long)getpid();
|
|
#endif
|
|
}
|
|
else
|
|
ret=id_callback();
|
|
return(ret);
|
|
}
|
|
#endif
|
|
|
|
void CRYPTO_lock(int mode, int type, const char *file, int line)
|
|
{
|
|
#ifdef LOCK_DEBUG
|
|
{
|
|
CRYPTO_THREADID id;
|
|
char *rw_text,*operation_text;
|
|
|
|
if (mode & CRYPTO_LOCK)
|
|
operation_text="lock ";
|
|
else if (mode & CRYPTO_UNLOCK)
|
|
operation_text="unlock";
|
|
else
|
|
operation_text="ERROR ";
|
|
|
|
if (mode & CRYPTO_READ)
|
|
rw_text="r";
|
|
else if (mode & CRYPTO_WRITE)
|
|
rw_text="w";
|
|
else
|
|
rw_text="ERROR";
|
|
|
|
CRYPTO_THREADID_current(&id);
|
|
fprintf(stderr,"lock:%08lx:(%s)%s %-18s %s:%d\n",
|
|
CRYPTO_THREADID_hash(&id), rw_text, operation_text,
|
|
CRYPTO_get_lock_name(type), file, line);
|
|
}
|
|
#endif
|
|
if (type < 0)
|
|
{
|
|
if (dynlock_lock_callback != NULL)
|
|
{
|
|
struct CRYPTO_dynlock_value *pointer
|
|
= CRYPTO_get_dynlock_value(type);
|
|
|
|
OPENSSL_assert(pointer != NULL);
|
|
|
|
dynlock_lock_callback(mode, pointer, file, line);
|
|
|
|
CRYPTO_destroy_dynlockid(type);
|
|
}
|
|
}
|
|
else
|
|
if (locking_callback != NULL)
|
|
locking_callback(mode,type,file,line);
|
|
}
|
|
|
|
int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
|
|
int line)
|
|
{
|
|
int ret = 0;
|
|
|
|
if (add_lock_callback != NULL)
|
|
{
|
|
#ifdef LOCK_DEBUG
|
|
int before= *pointer;
|
|
#endif
|
|
|
|
ret=add_lock_callback(pointer,amount,type,file,line);
|
|
#ifdef LOCK_DEBUG
|
|
{
|
|
CRYPTO_THREADID id;
|
|
CRYPTO_THREADID_current(&id);
|
|
fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
|
|
CRYPTO_THREADID_hash(&id), before,amount,ret,
|
|
CRYPTO_get_lock_name(type),
|
|
file,line);
|
|
}
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,file,line);
|
|
|
|
ret= *pointer+amount;
|
|
#ifdef LOCK_DEBUG
|
|
{
|
|
CRYPTO_THREADID id;
|
|
CRYPTO_THREADID_current(&id);
|
|
fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
|
|
CRYPTO_THREADID_hash(&id),
|
|
*pointer,amount,ret,
|
|
CRYPTO_get_lock_name(type),
|
|
file,line);
|
|
}
|
|
#endif
|
|
*pointer=ret;
|
|
CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,file,line);
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
const char *CRYPTO_get_lock_name(int type)
|
|
{
|
|
if (type < 0)
|
|
return("dynamic");
|
|
else if (type < CRYPTO_NUM_LOCKS)
|
|
return(lock_names[type]);
|
|
else if (type-CRYPTO_NUM_LOCKS > sk_OPENSSL_STRING_num(app_locks))
|
|
return("ERROR");
|
|
else
|
|
return(sk_OPENSSL_STRING_value(app_locks,type-CRYPTO_NUM_LOCKS));
|
|
}
|
|
|
|
#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
|
|
defined(__INTEL__) || \
|
|
defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
|
|
|
|
unsigned long OPENSSL_ia32cap_P=0;
|
|
unsigned long *OPENSSL_ia32cap_loc(void) { return &OPENSSL_ia32cap_P; }
|
|
|
|
#if defined(OPENSSL_CPUID_OBJ) && !defined(OPENSSL_NO_ASM) && !defined(I386_ONLY)
|
|
#define OPENSSL_CPUID_SETUP
|
|
void OPENSSL_cpuid_setup(void)
|
|
{ static int trigger=0;
|
|
unsigned long OPENSSL_ia32_cpuid(void);
|
|
char *env;
|
|
|
|
if (trigger) return;
|
|
|
|
trigger=1;
|
|
if ((env=getenv("OPENSSL_ia32cap")))
|
|
OPENSSL_ia32cap_P = strtoul(env,NULL,0)|(1<<10);
|
|
else
|
|
OPENSSL_ia32cap_P = OPENSSL_ia32_cpuid()|(1<<10);
|
|
/*
|
|
* |(1<<10) sets a reserved bit to signal that variable
|
|
* was initialized already... This is to avoid interference
|
|
* with cpuid snippets in ELF .init segment.
|
|
*/
|
|
}
|
|
#endif
|
|
|
|
#else
|
|
unsigned long *OPENSSL_ia32cap_loc(void) { return NULL; }
|
|
#endif
|
|
int OPENSSL_NONPIC_relocated = 0;
|
|
#if !defined(OPENSSL_CPUID_SETUP) && !defined(OPENSSL_CPUID_OBJ)
|
|
void OPENSSL_cpuid_setup(void) {}
|
|
#endif
|
|
|
|
#if (defined(_WIN32) || defined(__CYGWIN__)) && defined(_WINDLL)
|
|
#ifdef __CYGWIN__
|
|
/* pick DLL_[PROCESS|THREAD]_[ATTACH|DETACH] definitions */
|
|
#include <windows.h>
|
|
/* this has side-effect of _WIN32 getting defined, which otherwise
|
|
* is mutually exclusive with __CYGWIN__... */
|
|
#endif
|
|
|
|
/* All we really need to do is remove the 'error' state when a thread
|
|
* detaches */
|
|
|
|
BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
|
|
LPVOID lpvReserved)
|
|
{
|
|
switch(fdwReason)
|
|
{
|
|
case DLL_PROCESS_ATTACH:
|
|
OPENSSL_cpuid_setup();
|
|
#if defined(_WIN32_WINNT)
|
|
{
|
|
IMAGE_DOS_HEADER *dos_header = (IMAGE_DOS_HEADER *)hinstDLL;
|
|
IMAGE_NT_HEADERS *nt_headers;
|
|
|
|
if (dos_header->e_magic==IMAGE_DOS_SIGNATURE)
|
|
{
|
|
nt_headers = (IMAGE_NT_HEADERS *)((char *)dos_header
|
|
+ dos_header->e_lfanew);
|
|
if (nt_headers->Signature==IMAGE_NT_SIGNATURE &&
|
|
hinstDLL!=(HINSTANCE)(nt_headers->OptionalHeader.ImageBase))
|
|
OPENSSL_NONPIC_relocated=1;
|
|
}
|
|
}
|
|
#endif
|
|
break;
|
|
case DLL_THREAD_ATTACH:
|
|
break;
|
|
case DLL_THREAD_DETACH:
|
|
ERR_remove_state(0);
|
|
break;
|
|
case DLL_PROCESS_DETACH:
|
|
break;
|
|
}
|
|
return(TRUE);
|
|
}
|
|
#endif
|
|
|
|
#if defined(_WIN32) && !defined(__CYGWIN__)
|
|
#include <tchar.h>
|
|
#include <signal.h>
|
|
#ifdef __WATCOMC__
|
|
#if defined(_UNICODE) || defined(__UNICODE__)
|
|
#define _vsntprintf _vsnwprintf
|
|
#else
|
|
#define _vsntprintf _vsnprintf
|
|
#endif
|
|
#endif
|
|
#ifdef _MSC_VER
|
|
#define alloca _alloca
|
|
#endif
|
|
|
|
#if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333
|
|
int OPENSSL_isservice(void)
|
|
{ HWINSTA h;
|
|
DWORD len;
|
|
WCHAR *name;
|
|
static union { void *p; int (*f)(void); } _OPENSSL_isservice = { NULL };
|
|
|
|
if (_OPENSSL_isservice.p == NULL) {
|
|
HANDLE h = GetModuleHandle(NULL);
|
|
if (h != NULL)
|
|
_OPENSSL_isservice.p = GetProcAddress(h,"_OPENSSL_isservice");
|
|
if (_OPENSSL_isservice.p == NULL)
|
|
_OPENSSL_isservice.p = (void *)-1;
|
|
}
|
|
|
|
if (_OPENSSL_isservice.p != (void *)-1)
|
|
return (*_OPENSSL_isservice.f)();
|
|
|
|
(void)GetDesktopWindow(); /* return value is ignored */
|
|
|
|
h = GetProcessWindowStation();
|
|
if (h==NULL) return -1;
|
|
|
|
if (GetUserObjectInformationW (h,UOI_NAME,NULL,0,&len) ||
|
|
GetLastError() != ERROR_INSUFFICIENT_BUFFER)
|
|
return -1;
|
|
|
|
if (len>512) return -1; /* paranoia */
|
|
len++,len&=~1; /* paranoia */
|
|
name=(WCHAR *)alloca(len+sizeof(WCHAR));
|
|
if (!GetUserObjectInformationW (h,UOI_NAME,name,len,&len))
|
|
return -1;
|
|
|
|
len++,len&=~1; /* paranoia */
|
|
name[len/sizeof(WCHAR)]=L'\0'; /* paranoia */
|
|
#if 1
|
|
/* This doesn't cover "interactive" services [working with real
|
|
* WinSta0's] nor programs started non-interactively by Task
|
|
* Scheduler [those are working with SAWinSta]. */
|
|
if (wcsstr(name,L"Service-0x")) return 1;
|
|
#else
|
|
/* This covers all non-interactive programs such as services. */
|
|
if (!wcsstr(name,L"WinSta0")) return 1;
|
|
#endif
|
|
else return 0;
|
|
}
|
|
#else
|
|
int OPENSSL_isservice(void) { return 0; }
|
|
#endif
|
|
|
|
void OPENSSL_showfatal (const char *fmta,...)
|
|
{ va_list ap;
|
|
TCHAR buf[256];
|
|
const TCHAR *fmt;
|
|
#ifdef STD_ERROR_HANDLE /* what a dirty trick! */
|
|
HANDLE h;
|
|
|
|
if ((h=GetStdHandle(STD_ERROR_HANDLE)) != NULL &&
|
|
GetFileType(h)!=FILE_TYPE_UNKNOWN)
|
|
{ /* must be console application */
|
|
va_start (ap,fmta);
|
|
vfprintf (stderr,fmta,ap);
|
|
va_end (ap);
|
|
return;
|
|
}
|
|
#endif
|
|
|
|
if (sizeof(TCHAR)==sizeof(char))
|
|
fmt=(const TCHAR *)fmta;
|
|
else do
|
|
{ int keepgoing;
|
|
size_t len_0=strlen(fmta)+1,i;
|
|
WCHAR *fmtw;
|
|
|
|
fmtw = (WCHAR *)alloca(len_0*sizeof(WCHAR));
|
|
if (fmtw == NULL) { fmt=(const TCHAR *)L"no stack?"; break; }
|
|
|
|
#ifndef OPENSSL_NO_MULTIBYTE
|
|
if (!MultiByteToWideChar(CP_ACP,0,fmta,len_0,fmtw,len_0))
|
|
#endif
|
|
for (i=0;i<len_0;i++) fmtw[i]=(WCHAR)fmta[i];
|
|
|
|
for (i=0;i<len_0;i++)
|
|
{ if (fmtw[i]==L'%') do
|
|
{ keepgoing=0;
|
|
switch (fmtw[i+1])
|
|
{ case L'0': case L'1': case L'2': case L'3': case L'4':
|
|
case L'5': case L'6': case L'7': case L'8': case L'9':
|
|
case L'.': case L'*':
|
|
case L'-': i++; keepgoing=1; break;
|
|
case L's': fmtw[i+1]=L'S'; break;
|
|
case L'S': fmtw[i+1]=L's'; break;
|
|
case L'c': fmtw[i+1]=L'C'; break;
|
|
case L'C': fmtw[i+1]=L'c'; break;
|
|
}
|
|
} while (keepgoing);
|
|
}
|
|
fmt = (const TCHAR *)fmtw;
|
|
} while (0);
|
|
|
|
va_start (ap,fmta);
|
|
_vsntprintf (buf,sizeof(buf)/sizeof(TCHAR)-1,fmt,ap);
|
|
buf [sizeof(buf)/sizeof(TCHAR)-1] = _T('\0');
|
|
va_end (ap);
|
|
|
|
#if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333
|
|
/* this -------------v--- guards NT-specific calls */
|
|
if (GetVersion() < 0x80000000 && OPENSSL_isservice() > 0)
|
|
{ HANDLE h = RegisterEventSource(0,_T("OPENSSL"));
|
|
const TCHAR *pmsg=buf;
|
|
ReportEvent(h,EVENTLOG_ERROR_TYPE,0,0,0,1,0,&pmsg,0);
|
|
DeregisterEventSource(h);
|
|
}
|
|
else
|
|
#endif
|
|
MessageBox (NULL,buf,_T("OpenSSL: FATAL"),MB_OK|MB_ICONSTOP);
|
|
}
|
|
#else
|
|
void OPENSSL_showfatal (const char *fmta,...)
|
|
{ va_list ap;
|
|
|
|
va_start (ap,fmta);
|
|
vfprintf (stderr,fmta,ap);
|
|
va_end (ap);
|
|
}
|
|
int OPENSSL_isservice (void) { return 0; }
|
|
#endif
|
|
|
|
void OpenSSLDie(const char *file,int line,const char *assertion)
|
|
{
|
|
OPENSSL_showfatal(
|
|
"%s(%d): OpenSSL internal error, assertion failed: %s\n",
|
|
file,line,assertion);
|
|
#if !defined(_WIN32) || defined(__CYGWIN__)
|
|
abort();
|
|
#else
|
|
/* Win32 abort() customarily shows a dialog, but we just did that... */
|
|
raise(SIGABRT);
|
|
_exit(3);
|
|
#endif
|
|
}
|
|
|
|
void *OPENSSL_stderr(void) { return stderr; }
|
|
|