X-Git-Url: https://git.openssl.org/?p=openssl.git;a=blobdiff_plain;f=crypto%2Fcryptlib.c;h=7e89bbd6b5709382cbabbbfb2e0fbab68b3aaaf8;hp=d4b236284e1c3db49ac9e9ee285889a836b3d6ae;hb=24fd8541d47a46052b975db98b465faa7e4d898c;hpb=9a4be8238870eeb833bbed5e755f5166f38e0ed3 diff --git a/crypto/cryptlib.c b/crypto/cryptlib.c index d4b236284e..7e89bbd6b5 100644 --- a/crypto/cryptlib.c +++ b/crypto/cryptlib.c @@ -1,375 +1,473 @@ -/* crypto/cryptlib.c */ -/* ==================================================================== - * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved. +/* + * Copyright 1998-2018 The OpenSSL Project Authors. All Rights Reserved. + * Copyright (c) 2002, Oracle and/or its affiliates. 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. - * - * This package is an SSL implementation written - * by Eric Young (eay@cryptsoft.com). - * The implementation was written so as to conform with Netscapes SSL. - * - * This library is free for commercial and non-commercial use as long as - * the following conditions are aheared to. The following conditions - * apply to all code found in this distribution, be it the RC4, RSA, - * lhash, DES, etc., code; not just the SSL code. The SSL documentation - * included with this distribution is covered by the same copyright terms - * except that the holder is Tim Hudson (tjh@cryptsoft.com). - * - * Copyright remains Eric Young's, and as such any Copyright notices in - * the code are not to be removed. - * If this package is used in a product, Eric Young should be given attribution - * as the author of the parts of the library used. - * This can be in the form of a textual message at program startup or - * in documentation (online or textual) provided with the package. - * - * 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 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 acknowledgement: - * "This product includes cryptographic software written by - * Eric Young (eay@cryptsoft.com)" - * The word 'cryptographic' can be left out if the rouines from the library - * being used are not cryptographic related :-). - * 4. If you include any Windows specific code (or a derivative thereof) from - * the apps directory (application code) you must include an acknowledgement: - * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" - * - * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND - * ANY EXPRESS 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 AUTHOR OR 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. - * - * The licence and distribution terms for any publically available version or - * derivative of this code cannot be changed. i.e. this code cannot simply be - * 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. + * Licensed under the Apache License 2.0 (the "License"). You may not use + * this file except in compliance with the License. You can obtain a copy + * in the file LICENSE in the source distribution or at + * https://www.openssl.org/source/license.html */ -#include "cryptlib.h" +#include "e_os.h" +#include "internal/cryptlib_int.h" #include -#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) -static double SSLeay_MSVC5_hack=0.0; /* and for VC1.5 */ -#endif +#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \ + defined(__x86_64) || defined(__x86_64__) || \ + defined(_M_AMD64) || defined(_M_X64) -#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \ - defined(__INTEL__) || \ - defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64) || defined(_M_X64) +extern unsigned int OPENSSL_ia32cap_P[4]; -unsigned int OPENSSL_ia32cap_P[2]; -unsigned int *OPENSSL_ia32cap_loc(void) { return OPENSSL_ia32cap_P; } +# if defined(OPENSSL_CPUID_OBJ) -#if defined(OPENSSL_CPUID_OBJ) && !defined(OPENSSL_NO_ASM) && !defined(I386_ONLY) -#define OPENSSL_CPUID_SETUP -#if defined(_WIN32) -typedef unsigned __int64 IA32CAP; -#else -typedef unsigned long long IA32CAP; -#endif -void OPENSSL_cpuid_setup(void) -{ static int trigger=0; - IA32CAP OPENSSL_ia32_cpuid(void); - IA32CAP vec; - char *env; +/* + * Purpose of these minimalistic and character-type-agnostic subroutines + * is to break dependency on MSVCRT (on Windows) and locale. This makes + * OPENSSL_cpuid_setup safe to use as "constructor". "Character-type- + * agnostic" means that they work with either wide or 8-bit characters, + * exploiting the fact that first 127 characters can be simply casted + * between the sets, while the rest would be simply rejected by ossl_is* + * subroutines. + */ +# ifdef _WIN32 +typedef WCHAR variant_char; - if (trigger) return; +static variant_char *ossl_getenv(const char *name) +{ + /* + * Since we pull only one environment variable, it's simpler to + * to just ignore |name| and use equivalent wide-char L-literal. + * As well as to ignore excessively long values... + */ + static WCHAR value[48]; + DWORD len = GetEnvironmentVariableW(L"OPENSSL_ia32cap", value, 48); - trigger=1; - if ((env=getenv("OPENSSL_ia32cap"))) -#if defined(_WIN32) - { if (!sscanf(env,"%I64i",&vec)) vec = strtoul(env,NULL,0); } -#else - vec = strtoull(env,NULL,0); -#endif - else - vec = OPENSSL_ia32_cpuid(); + return (len > 0 && len < 48) ? value : NULL; +} +# else +typedef char variant_char; +# define ossl_getenv getenv +# endif + +# include "internal/ctype.h" + +static int todigit(variant_char c) +{ + if (ossl_isdigit(c)) + return c - '0'; + else if (ossl_isxdigit(c)) + return ossl_tolower(c) - 'a' + 10; + + /* return largest base value to make caller terminate the loop */ + return 16; +} + +static uint64_t ossl_strtouint64(const variant_char *str) +{ + uint64_t ret = 0; + unsigned int digit, base = 10; + + if (*str == '0') { + base = 8, str++; + if (ossl_tolower(*str) == 'x') + base = 16, str++; + } + + while((digit = todigit(*str++)) < base) + ret = ret * base + digit; + + return ret; +} + +static variant_char *ossl_strchr(const variant_char *str, char srch) +{ variant_char c; + + while((c = *str)) { + if (c == srch) + return (variant_char *)str; + str++; + } + + return NULL; +} + +# define OPENSSL_CPUID_SETUP +typedef uint64_t IA32CAP; + +void OPENSSL_cpuid_setup(void) +{ + static int trigger = 0; + IA32CAP OPENSSL_ia32_cpuid(unsigned int *); + IA32CAP vec; + const variant_char *env; + + if (trigger) + return; + + trigger = 1; + if ((env = ossl_getenv("OPENSSL_ia32cap")) != NULL) { + int off = (env[0] == '~') ? 1 : 0; + + vec = ossl_strtouint64(env + off); + + if (off) { + IA32CAP mask = vec; + vec = OPENSSL_ia32_cpuid(OPENSSL_ia32cap_P) & ~mask; + if (mask & (1<<24)) { + /* + * User disables FXSR bit, mask even other capabilities + * that operate exclusively on XMM, so we don't have to + * double-check all the time. We mask PCLMULQDQ, AMD XOP, + * AES-NI and AVX. Formally speaking we don't have to + * do it in x86_64 case, but we can safely assume that + * x86_64 users won't actually flip this flag. + */ + vec &= ~((IA32CAP)(1<<1|1<<11|1<<25|1<<28) << 32); + } + } else if (env[0] == ':') { + vec = OPENSSL_ia32_cpuid(OPENSSL_ia32cap_P); + } + + if ((env = ossl_strchr(env, ':')) != NULL) { + IA32CAP vecx; + + env++; + off = (env[0] == '~') ? 1 : 0; + vecx = ossl_strtouint64(env + off); + if (off) { + OPENSSL_ia32cap_P[2] &= ~(unsigned int)vecx; + OPENSSL_ia32cap_P[3] &= ~(unsigned int)(vecx >> 32); + } else { + OPENSSL_ia32cap_P[2] = (unsigned int)vecx; + OPENSSL_ia32cap_P[3] = (unsigned int)(vecx >> 32); + } + } else { + OPENSSL_ia32cap_P[2] = 0; + OPENSSL_ia32cap_P[3] = 0; + } + } else { + vec = OPENSSL_ia32_cpuid(OPENSSL_ia32cap_P); + } /* * |(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. */ - OPENSSL_ia32cap_P[0] = (unsigned int)vec|(1<<10); - OPENSSL_ia32cap_P[1] = (unsigned int)(vec>>32); + OPENSSL_ia32cap_P[0] = (unsigned int)vec | (1 << 10); + OPENSSL_ia32cap_P[1] = (unsigned int)(vec >> 32); } +# else +unsigned int OPENSSL_ia32cap_P[4]; +# endif #endif - -#else -unsigned int *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 -/* 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: - break; - case DLL_PROCESS_DETACH: - break; - } - return(TRUE); - } +void OPENSSL_cpuid_setup(void) +{ +} #endif -#if defined(_WIN32) && !defined(__CYGWIN__) -#include -#include -#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) +# include +# include +# 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 +# ifdef OPENSSL_SYS_WIN_CORE -#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 }; +{ + /* OneCore API cannot interact with GUI */ + return 1; +} +# else +int OPENSSL_isservice(void) +{ + HWINSTA h; + DWORD len; + WCHAR *name; + static union { + void *p; + FARPROC f; + } _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; + HANDLE mod = GetModuleHandle(NULL); + FARPROC f = NULL; + + if (mod != NULL) + f = GetProcAddress(mod, "_OPENSSL_isservice"); + if (f == NULL) + _OPENSSL_isservice.p = (void *)-1; + else + _OPENSSL_isservice.f = f; } if (_OPENSSL_isservice.p != (void *)-1) - return (*_OPENSSL_isservice.f)(); - - (void)GetDesktopWindow(); /* return value is ignored */ + return (*_OPENSSL_isservice.f) (); 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 + 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; + if (!wcsstr(name, L"WinSta0")) + return 1; +# endif + else + return 0; } -#else -int OPENSSL_isservice(void) { return 0; } -#endif +# endif +# 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; +void OPENSSL_showfatal(const char *fmta, ...) +{ + va_list ap; + TCHAR buf[256]; + const TCHAR *fmt; + /* + * First check if it's a console application, in which case the + * error message would be printed to standard error. + * Windows CE does not have a concept of a console application, + * so we need to guard the check. + */ +# ifdef STD_ERROR_HANDLE + HANDLE h; + + if ((h = GetStdHandle(STD_ERROR_HANDLE)) != NULL && + GetFileType(h) != FILE_TYPE_UNKNOWN) { + /* must be console application */ + int len; + DWORD out; + + va_start(ap, fmta); + len = _vsnprintf((char *)buf, sizeof(buf), fmta, ap); + WriteFile(h, buf, len < 0 ? sizeof(buf) : (DWORD) len, &out, NULL); + va_end(ap); + return; } -#endif +# 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; } + 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; + } + if (!MultiByteToWideChar(CP_ACP, 0, fmta, len_0, fmtw, len_0)) + 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, OSSL_NELEM(buf) - 1, fmt, ap); + buf[OSSL_NELEM(buf) - 1] = _T('\0'); + va_end(ap); + +# if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333 +# ifdef OPENSSL_SYS_WIN_CORE + /* ONECORE is always NONGUI and NT >= 0x0601 */ -#ifndef OPENSSL_NO_MULTIBYTE - if (!MultiByteToWideChar(CP_ACP,0,fmta,len_0,fmtw,len_0)) -#endif - for (i=0;i=0x0333 + /* + * TODO: (For non GUI and no std error cases) + * Add event logging feature here. + */ + +# if !defined(NDEBUG) + /* + * We are in a situation where we tried to report a critical + * error and this failed for some reason. As a last resort, + * in debug builds, send output to the debugger or any other + * tool like DebugView which can monitor the output. + */ + OutputDebugString(buf); +# endif +# else /* 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); + if (check_winnt() && OPENSSL_isservice() > 0) { + HANDLE hEventLog = RegisterEventSource(NULL, _T("OpenSSL")); + + if (hEventLog != NULL) { + const TCHAR *pmsg = buf; + + if (!ReportEvent(hEventLog, EVENTLOG_ERROR_TYPE, 0, 0, NULL, + 1, 0, &pmsg, NULL)) { +# if !defined(NDEBUG) + /* + * We are in a situation where we tried to report a critical + * error and this failed for some reason. As a last resort, + * in debug builds, send output to the debugger or any other + * tool like DebugView which can monitor the output. + */ + OutputDebugString(pmsg); +# endif + } + + (void)DeregisterEventSource(hEventLog); + } + } else { + MessageBox(NULL, buf, _T("OpenSSL: FATAL"), MB_OK | MB_ICONERROR); } - else -#endif - MessageBox (NULL,buf,_T("OpenSSL: FATAL"),MB_OK|MB_ICONSTOP); +# endif +# else + MessageBox(NULL, buf, _T("OpenSSL: FATAL"), MB_OK | MB_ICONERROR); +# endif } #else -void OPENSSL_showfatal (const char *fmta,...) -{ va_list ap; +void OPENSSL_showfatal(const char *fmta, ...) +{ +#ifndef OPENSSL_NO_STDIO + va_list ap; + + va_start(ap, fmta); + vfprintf(stderr, fmta, ap); + va_end(ap); +#endif +} - va_start (ap,fmta); - vfprintf (stderr,fmta,ap); - va_end (ap); +int OPENSSL_isservice(void) +{ + return 0; } -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(); +void OPENSSL_die(const char *message, const char *file, int line) +{ + OPENSSL_showfatal("%s:%d: OpenSSL internal error: %s\n", + file, line, message); +#if !defined(_WIN32) + abort(); #else - /* Win32 abort() customarily shows a dialog, but we just did that... */ - raise(SIGABRT); - _exit(3); + /* + * Win32 abort() customarily shows a dialog, but we just did that... + */ +# if !defined(_WIN32_WCE) + raise(SIGABRT); +# endif + _exit(3); #endif - } +} -void *OPENSSL_stderr(void) { return stderr; } +#if !defined(OPENSSL_CPUID_OBJ) +/* + * The volatile is used to to ensure that the compiler generates code that reads + * all values from the array and doesn't try to optimize this away. The standard + * doesn't actually require this behavior if the original data pointed to is + * not volatile, but compilers do this in practice anyway. + * + * There are also assembler versions of this function. + */ +# undef CRYPTO_memcmp +int CRYPTO_memcmp(const void * in_a, const void * in_b, size_t len) +{ + size_t i; + const volatile unsigned char *a = in_a; + const volatile unsigned char *b = in_b; + unsigned char x = 0; + + for (i = 0; i < len; i++) + x |= a[i] ^ b[i]; + + return x; +} + +/* + * For systems that don't provide an instruction counter register or equivalent. + */ +uint32_t OPENSSL_rdtsc(void) +{ + return 0; +} + +size_t OPENSSL_instrument_bus(unsigned int *out, size_t cnt) +{ + return 0; +} + +size_t OPENSSL_instrument_bus2(unsigned int *out, size_t cnt, size_t max) +{ + return 0; +} +#endif