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/* crypto/cryptlib.c */
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/* ====================================================================
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* Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved.
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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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* 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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* 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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* 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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* 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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* 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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* 6. Redistributions of any form whatsoever must retain the following
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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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* 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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* 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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/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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* All rights reserved.
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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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* 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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* 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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* 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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* 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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* 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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* 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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* 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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#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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static void (MS_FAR *locking_callback)(int mode,int type,
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const char *file,int line)=NULL;
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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)=NULL;
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static unsigned long (MS_FAR *id_callback)(void)=NULL;
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int CRYPTO_num_locks(void)
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return CRYPTO_NUM_LOCKS;
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void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
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return(locking_callback);
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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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return(add_lock_callback);
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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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locking_callback=func;
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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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add_lock_callback=func;
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unsigned long (*CRYPTO_get_id_callback(void))(void)
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void CRYPTO_set_id_callback(unsigned long (*func)(void))
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unsigned long CRYPTO_thread_id(void)
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if (id_callback == NULL)
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#ifdef OPENSSL_SYS_WIN16
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ret=(unsigned long)GetCurrentTask();
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#elif defined(OPENSSL_SYS_WIN32)
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ret=(unsigned long)GetCurrentThreadId();
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#elif defined(GETPID_IS_MEANINGLESS)
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ret=(unsigned long)getpid();
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static void (*do_dynlock_cb)(int mode, int type, const char *file, int line);
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void int_CRYPTO_set_do_dynlock_callback(
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void (*dyn_cb)(int mode, int type, const char *file, int line))
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do_dynlock_cb = dyn_cb;
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void CRYPTO_lock(int mode, int type, const char *file, int line)
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char *rw_text,*operation_text;
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if (mode & CRYPTO_LOCK)
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operation_text="lock ";
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else if (mode & CRYPTO_UNLOCK)
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operation_text="unlock";
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operation_text="ERROR ";
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if (mode & CRYPTO_READ)
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else if (mode & CRYPTO_WRITE)
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fprintf(stderr,"lock:%08lx:(%s)%s %-18s %s:%d\n",
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CRYPTO_thread_id(), rw_text, operation_text,
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CRYPTO_get_lock_name(type), file, line);
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do_dynlock_cb(mode, type, file, line);
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if (locking_callback != NULL)
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locking_callback(mode,type,file,line);
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int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
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if (add_lock_callback != NULL)
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int before= *pointer;
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ret=add_lock_callback(pointer,amount,type,file,line);
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fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
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CRYPTO_get_lock_name(type),
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CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,file,line);
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ret= *pointer+amount;
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fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
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CRYPTO_get_lock_name(type),
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CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,file,line);
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#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
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defined(__INTEL__) || \
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defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64)
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unsigned long OPENSSL_ia32cap_P=0;
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unsigned long *OPENSSL_ia32cap_loc(void) { return &OPENSSL_ia32cap_P; }
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#if defined(OPENSSL_CPUID_OBJ) && !defined(OPENSSL_NO_ASM) && !defined(I386_ONLY)
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#define OPENSSL_CPUID_SETUP
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void OPENSSL_cpuid_setup(void)
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{ static int trigger=0;
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unsigned long OPENSSL_ia32_cpuid(void);
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if ((env=getenv("OPENSSL_ia32cap")))
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OPENSSL_ia32cap_P = strtoul(env,NULL,0)|(1<<10);
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OPENSSL_ia32cap_P = OPENSSL_ia32_cpuid()|(1<<10);
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* |(1<<10) sets a reserved bit to signal that variable
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* was initialized already... This is to avoid interference
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* with cpuid snippets in ELF .init segment.
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unsigned long *OPENSSL_ia32cap_loc(void) { return NULL; }
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int OPENSSL_NONPIC_relocated = 0;
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#if !defined(OPENSSL_CPUID_SETUP)
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void OPENSSL_cpuid_setup(void) {}
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#if (defined(_WIN32) || defined(__CYGWIN__)) && defined(_WINDLL)
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#include <tlhelp32.h>
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#if defined(__GNUC__) && __GNUC__>=2
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static int DllInit(void) __attribute__((constructor));
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#elif defined(_MSC_VER)
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static int DllInit(void);
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# pragma section(".CRT$XCU",read)
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__declspec(allocate(".CRT$XCU"))
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# pragma data_seg(".CRT$XCU")
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static int (*p)(void) = DllInit;
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static int DllInit(void)
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#if defined(_WIN32_WINNT)
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union { int(*f)(void); BYTE *p; } t = { DllInit };
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HANDLE hModuleSnap = INVALID_HANDLE_VALUE;
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IMAGE_DOS_HEADER *dos_header;
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IMAGE_NT_HEADERS *nt_headers;
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MODULEENTRY32 me32 = {sizeof(me32)};
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hModuleSnap = CreateToolhelp32Snapshot(TH32CS_SNAPMODULE,0);
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if (hModuleSnap != INVALID_HANDLE_VALUE &&
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Module32First(hModuleSnap,&me32)) do
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if (t.p >= me32.modBaseAddr &&
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t.p < me32.modBaseAddr+me32.modBaseSize)
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dos_header=(IMAGE_DOS_HEADER *)me32.modBaseAddr;
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if (dos_header->e_magic==IMAGE_DOS_SIGNATURE)
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nt_headers=(IMAGE_NT_HEADERS *)
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((BYTE *)dos_header+dos_header->e_lfanew);
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if (nt_headers->Signature==IMAGE_NT_SIGNATURE &&
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me32.modBaseAddr!=(BYTE*)nt_headers->OptionalHeader.ImageBase)
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OPENSSL_NONPIC_relocated=1;
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} while (Module32Next(hModuleSnap,&me32));
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if (hModuleSnap != INVALID_HANDLE_VALUE)
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CloseHandle(hModuleSnap);
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OPENSSL_cpuid_setup();
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/* pick DLL_[PROCESS|THREAD]_[ATTACH|DETACH] definitions */
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/* All we really need to do is remove the 'error' state when a thread
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BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
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case DLL_PROCESS_ATTACH:
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OPENSSL_cpuid_setup();
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#if defined(_WIN32_WINNT)
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IMAGE_DOS_HEADER *dos_header = (IMAGE_DOS_HEADER *)hinstDLL;
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IMAGE_NT_HEADERS *nt_headers;
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if (dos_header->e_magic==IMAGE_DOS_SIGNATURE)
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nt_headers = (IMAGE_NT_HEADERS *)((char *)dos_header
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+ dos_header->e_lfanew);
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if (nt_headers->Signature==IMAGE_NT_SIGNATURE &&
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hinstDLL!=(HINSTANCE)(nt_headers->OptionalHeader.ImageBase))
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OPENSSL_NONPIC_relocated=1;
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case DLL_THREAD_ATTACH:
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case DLL_THREAD_DETACH:
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case DLL_PROCESS_DETACH:
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#if defined(_WIN32) && !defined(__CYGWIN__)
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#if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333
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int OPENSSL_isservice(void)
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(void)GetDesktopWindow(); /* return value is ignored */
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h = GetProcessWindowStation();
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if (h==NULL) return -1;
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if (GetUserObjectInformationW (h,UOI_NAME,NULL,0,&len) ||
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GetLastError() != ERROR_INSUFFICIENT_BUFFER)
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if (len>512) return -1; /* paranoia */
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len++,len&=~1; /* paranoia */
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name=(WCHAR *)_alloca(len+sizeof(WCHAR));
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name=(WCHAR *)alloca(len+sizeof(WCHAR));
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if (!GetUserObjectInformationW (h,UOI_NAME,name,len,&len))
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len++,len&=~1; /* paranoia */
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name[len/sizeof(WCHAR)]=L'\0'; /* paranoia */
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/* This doesn't cover "interactive" services [working with real
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* WinSta0's] nor programs started non-interactively by Task
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* Scheduler [those are working with SAWinSta]. */
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if (wcsstr(name,L"Service-0x")) return 1;
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/* This covers all non-interactive programs such as services. */
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if (!wcsstr(name,L"WinSta0")) return 1;
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int OPENSSL_isservice(void) { return 0; }
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void OPENSSL_showfatal (const char *fmta,...)
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#ifdef STD_ERROR_HANDLE /* what a dirty trick! */
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if ((h=GetStdHandle(STD_ERROR_HANDLE)) != NULL &&
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GetFileType(h)!=FILE_TYPE_UNKNOWN)
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{ /* must be console application */
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vfprintf (stderr,fmta,ap);
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if (sizeof(TCHAR)==sizeof(char))
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fmt=(const TCHAR *)fmta;
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size_t len_0=strlen(fmta)+1,i;
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fmtw = (WCHAR *)_alloca (len_0*sizeof(WCHAR));
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fmtw = (WCHAR *)alloca (len_0*sizeof(WCHAR));
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if (fmtw == NULL) { fmt=(const TCHAR *)L"no stack?"; break; }
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#ifndef OPENSSL_NO_MULTIBYTE
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if (!MultiByteToWideChar(CP_ACP,0,fmta,len_0,fmtw,len_0))
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for (i=0;i<len_0;i++) fmtw[i]=(WCHAR)fmta[i];
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for (i=0;i<len_0;i++)
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{ if (fmtw[i]==L'%') do
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{ case L'0': case L'1': case L'2': case L'3': case L'4':
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case L'5': case L'6': case L'7': case L'8': case L'9':
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case L'.': case L'*':
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case L'-': i++; keepgoing=1; break;
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case L's': fmtw[i+1]=L'S'; break;
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case L'S': fmtw[i+1]=L's'; break;
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case L'c': fmtw[i+1]=L'C'; break;
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case L'C': fmtw[i+1]=L'c'; break;
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fmt = (const TCHAR *)fmtw;
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_vsntprintf (buf,sizeof(buf)/sizeof(TCHAR)-1,fmt,ap);
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buf [sizeof(buf)/sizeof(TCHAR)-1] = _T('\0');
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#if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333
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/* this -------------v--- guards NT-specific calls */
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if (GetVersion() < 0x80000000 && OPENSSL_isservice() > 0)
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{ HANDLE h = RegisterEventSource(0,_T("OPENSSL"));
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const TCHAR *pmsg=buf;
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ReportEvent(h,EVENTLOG_ERROR_TYPE,0,0,0,1,0,&pmsg,0);
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DeregisterEventSource(h);
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MessageBox (NULL,buf,_T("OpenSSL: FATAL"),MB_OK|MB_ICONSTOP);
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void OPENSSL_showfatal (const char *fmta,...)
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vfprintf (stderr,fmta,ap);
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int OPENSSL_isservice (void) { return 0; }
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void OpenSSLDie(const char *file,int line,const char *assertion)
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"%s(%d): OpenSSL internal error, assertion failed: %s\n",
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file,line,assertion);
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void *OPENSSL_stderr(void) { return stderr; }
added
removed
crypto/cryptlib.c
