1 /* crypto/cryptlib.c */
2 /* ====================================================================
3 * Copyright (c) 1998-2006 The OpenSSL Project. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
17 * 3. All advertising materials mentioning features or use of this
18 * software must display the following acknowledgment:
19 * "This product includes software developed by the OpenSSL Project
20 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
22 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
23 * endorse or promote products derived from this software without
24 * prior written permission. For written permission, please contact
25 * openssl-core@openssl.org.
27 * 5. Products derived from this software may not be called "OpenSSL"
28 * nor may "OpenSSL" appear in their names without prior written
29 * permission of the OpenSSL Project.
31 * 6. Redistributions of any form whatsoever must retain the following
33 * "This product includes software developed by the OpenSSL Project
34 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
36 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
37 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
38 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
39 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
40 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
41 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
42 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
43 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
45 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
46 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
47 * OF THE POSSIBILITY OF SUCH DAMAGE.
48 * ====================================================================
50 * This product includes cryptographic software written by Eric Young
51 * (eay@cryptsoft.com). This product includes software written by Tim
52 * Hudson (tjh@cryptsoft.com).
55 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
56 * All rights reserved.
58 * This package is an SSL implementation written
59 * by Eric Young (eay@cryptsoft.com).
60 * The implementation was written so as to conform with Netscapes SSL.
62 * This library is free for commercial and non-commercial use as long as
63 * the following conditions are aheared to. The following conditions
64 * apply to all code found in this distribution, be it the RC4, RSA,
65 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
66 * included with this distribution is covered by the same copyright terms
67 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
69 * Copyright remains Eric Young's, and as such any Copyright notices in
70 * the code are not to be removed.
71 * If this package is used in a product, Eric Young should be given attribution
72 * as the author of the parts of the library used.
73 * This can be in the form of a textual message at program startup or
74 * in documentation (online or textual) provided with the package.
76 * Redistribution and use in source and binary forms, with or without
77 * modification, are permitted provided that the following conditions
79 * 1. Redistributions of source code must retain the copyright
80 * notice, this list of conditions and the following disclaimer.
81 * 2. Redistributions in binary form must reproduce the above copyright
82 * notice, this list of conditions and the following disclaimer in the
83 * documentation and/or other materials provided with the distribution.
84 * 3. All advertising materials mentioning features or use of this software
85 * must display the following acknowledgement:
86 * "This product includes cryptographic software written by
87 * Eric Young (eay@cryptsoft.com)"
88 * The word 'cryptographic' can be left out if the rouines from the library
89 * being used are not cryptographic related :-).
90 * 4. If you include any Windows specific code (or a derivative thereof) from
91 * the apps directory (application code) you must include an acknowledgement:
92 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
94 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
95 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
96 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
97 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
98 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
99 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
100 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
101 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
102 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
103 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
106 * The licence and distribution terms for any publically available version or
107 * derivative of this code cannot be changed. i.e. this code cannot simply be
108 * copied and put under another distribution licence
109 * [including the GNU Public Licence.]
111 /* ====================================================================
112 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
113 * ECDH support in OpenSSL originally developed by
114 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
117 #include "cryptlib.h"
118 #include <openssl/safestack.h>
120 #if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
121 static double SSLeay_MSVC5_hack=0.0; /* and for VC1.5 */
124 DECLARE_STACK_OF(CRYPTO_dynlock)
125 IMPLEMENT_STACK_OF(CRYPTO_dynlock)
127 /* real #defines in crypto.h, keep these upto date */
128 static const char* const lock_names[CRYPTO_NUM_LOCKS] =
169 #if CRYPTO_NUM_LOCKS != 39
170 # error "Inconsistency between crypto.h and cryptlib.c"
174 /* This is for applications to allocate new type names in the non-dynamic
175 array of lock names. These are numbered with positive numbers. */
176 static STACK *app_locks=NULL;
178 /* For applications that want a more dynamic way of handling threads, the
179 following stack is used. These are externally numbered with negative
181 static STACK_OF(CRYPTO_dynlock) *dyn_locks=NULL;
184 static void (MS_FAR *locking_callback)(int mode,int type,
185 const char *file,int line)=0;
186 static int (MS_FAR *add_lock_callback)(int *pointer,int amount,
187 int type,const char *file,int line)=0;
188 static unsigned long (MS_FAR *id_callback)(void)=0;
189 static void *(MS_FAR *idptr_callback)(void)=0;
190 static struct CRYPTO_dynlock_value *(MS_FAR *dynlock_create_callback)
191 (const char *file,int line)=0;
192 static void (MS_FAR *dynlock_lock_callback)(int mode,
193 struct CRYPTO_dynlock_value *l, const char *file,int line)=0;
194 static void (MS_FAR *dynlock_destroy_callback)(struct CRYPTO_dynlock_value *l,
195 const char *file,int line)=0;
197 int CRYPTO_get_new_lockid(char *name)
202 #if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
203 /* A hack to make Visual C++ 5.0 work correctly when linking as
204 * a DLL using /MT. Without this, the application cannot use
205 * and floating point printf's.
206 * It also seems to be needed for Visual C 1.5 (win16) */
207 SSLeay_MSVC5_hack=(double)name[0]*(double)name[1];
210 if ((app_locks == NULL) && ((app_locks=sk_new_null()) == NULL))
212 CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE);
215 if ((str=BUF_strdup(name)) == NULL)
217 CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_LOCKID,ERR_R_MALLOC_FAILURE);
220 i=sk_push(app_locks,str);
224 i+=CRYPTO_NUM_LOCKS; /* gap of one :-) */
228 int CRYPTO_num_locks(void)
230 return CRYPTO_NUM_LOCKS;
233 int CRYPTO_get_new_dynlockid(void)
236 CRYPTO_dynlock *pointer = NULL;
238 if (dynlock_create_callback == NULL)
240 CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,CRYPTO_R_NO_DYNLOCK_CREATE_CALLBACK);
243 CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
244 if ((dyn_locks == NULL)
245 && ((dyn_locks=sk_CRYPTO_dynlock_new_null()) == NULL))
247 CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
248 CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
251 CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
253 pointer = (CRYPTO_dynlock *)OPENSSL_malloc(sizeof(CRYPTO_dynlock));
256 CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
259 pointer->references = 1;
260 pointer->data = dynlock_create_callback(__FILE__,__LINE__);
261 if (pointer->data == NULL)
263 OPENSSL_free(pointer);
264 CRYPTOerr(CRYPTO_F_CRYPTO_GET_NEW_DYNLOCKID,ERR_R_MALLOC_FAILURE);
268 CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
269 /* First, try to find an existing empty slot */
270 i=sk_CRYPTO_dynlock_find(dyn_locks,NULL);
271 /* If there was none, push, thereby creating a new one */
273 /* Since sk_push() returns the number of items on the
274 stack, not the location of the pushed item, we need
275 to transform the returned number into a position,
277 i=sk_CRYPTO_dynlock_push(dyn_locks,pointer) - 1;
279 /* If we found a place with a NULL pointer, put our pointer
281 (void)sk_CRYPTO_dynlock_set(dyn_locks,i,pointer);
282 CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
286 dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
287 OPENSSL_free(pointer);
290 i += 1; /* to avoid 0 */
294 void CRYPTO_destroy_dynlockid(int i)
296 CRYPTO_dynlock *pointer = NULL;
299 if (dynlock_destroy_callback == NULL)
302 CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
304 if (dyn_locks == NULL || i >= sk_CRYPTO_dynlock_num(dyn_locks))
306 CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
309 pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
312 --pointer->references;
314 if (pointer->references < 0)
316 fprintf(stderr,"CRYPTO_destroy_dynlockid, bad reference count\n");
321 if (pointer->references <= 0)
323 (void)sk_CRYPTO_dynlock_set(dyn_locks, i, NULL);
328 CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
332 dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
333 OPENSSL_free(pointer);
337 struct CRYPTO_dynlock_value *CRYPTO_get_dynlock_value(int i)
339 CRYPTO_dynlock *pointer = NULL;
343 CRYPTO_w_lock(CRYPTO_LOCK_DYNLOCK);
345 if (dyn_locks != NULL && i < sk_CRYPTO_dynlock_num(dyn_locks))
346 pointer = sk_CRYPTO_dynlock_value(dyn_locks, i);
348 pointer->references++;
350 CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
353 return pointer->data;
357 struct CRYPTO_dynlock_value *(*CRYPTO_get_dynlock_create_callback(void))
358 (const char *file,int line)
360 return(dynlock_create_callback);
363 void (*CRYPTO_get_dynlock_lock_callback(void))(int mode,
364 struct CRYPTO_dynlock_value *l, const char *file,int line)
366 return(dynlock_lock_callback);
369 void (*CRYPTO_get_dynlock_destroy_callback(void))
370 (struct CRYPTO_dynlock_value *l, const char *file,int line)
372 return(dynlock_destroy_callback);
375 void CRYPTO_set_dynlock_create_callback(struct CRYPTO_dynlock_value *(*func)
376 (const char *file, int line))
378 dynlock_create_callback=func;
381 void CRYPTO_set_dynlock_lock_callback(void (*func)(int mode,
382 struct CRYPTO_dynlock_value *l, const char *file, int line))
384 dynlock_lock_callback=func;
387 void CRYPTO_set_dynlock_destroy_callback(void (*func)
388 (struct CRYPTO_dynlock_value *l, const char *file, int line))
390 dynlock_destroy_callback=func;
394 void (*CRYPTO_get_locking_callback(void))(int mode,int type,const char *file,
397 return(locking_callback);
400 int (*CRYPTO_get_add_lock_callback(void))(int *num,int mount,int type,
401 const char *file,int line)
403 return(add_lock_callback);
406 void CRYPTO_set_locking_callback(void (*func)(int mode,int type,
407 const char *file,int line))
409 locking_callback=func;
412 void CRYPTO_set_add_lock_callback(int (*func)(int *num,int mount,int type,
413 const char *file,int line))
415 add_lock_callback=func;
418 /* Thread IDs. So ... if we build without OPENSSL_NO_DEPRECATED, then we leave
419 * the existing implementations and just layer CRYPTO_THREADID_[get|cmp]
420 * harmlessly on top. Otherwise, we only use 'id_callback' or 'idptr_callback'
421 * if they're non-NULL, ie. we ignore CRYPTO_thread_id()'s fallbacks and we
422 * move CRYPTO_thread_idptr()'s "&errno" fallback trick into
423 * CRYPTO_THREADID_set(). */
425 void CRYPTO_set_id_callback(unsigned long (*func)(void))
430 void CRYPTO_set_idptr_callback(void *(*func)(void))
435 void CRYPTO_THREADID_set(CRYPTO_THREADID *id)
438 id->ulong = id_callback();
443 id->ptr = idptr_callback();
448 int CRYPTO_THREADID_cmp(const CRYPTO_THREADID *id1, const CRYPTO_THREADID *id2)
450 if (id1->ulong != id2->ulong)
451 return ((id1->ulong < id2->ulong) ? -1 : 1);
452 if (id1->ptr != id2->ptr)
453 return ((id1->ptr < id2->ptr) ? -1 : 1);
457 unsigned long CRYPTO_THREADID_hash(const CRYPTO_THREADID *id)
459 /* will need further processing to arrive at a good hash (mem_dbg.c uses this) */
460 return id->ulong + (unsigned long)id->ptr;
463 void CRYPTO_THREADID_cpy(CRYPTO_THREADID *dst, const CRYPTO_THREADID *src)
465 memcpy(dst, src, sizeof(*src));
468 #ifndef OPENSSL_NO_DEPRECATED
469 unsigned long (*CRYPTO_get_id_callback(void))(void)
474 unsigned long CRYPTO_thread_id(void)
478 if (id_callback == NULL)
480 #ifdef OPENSSL_SYS_WIN16
481 ret=(unsigned long)GetCurrentTask();
482 #elif defined(OPENSSL_SYS_WIN32)
483 ret=(unsigned long)GetCurrentThreadId();
484 #elif defined(GETPID_IS_MEANINGLESS)
486 #elif defined(OPENSSL_SYS_BEOS)
487 ret=(unsigned long)find_thread(NULL);
489 ret=(unsigned long)getpid();
498 void CRYPTO_lock(int mode, int type, const char *file, int line)
502 char *rw_text,*operation_text;
505 if (mode & CRYPTO_LOCK)
506 operation_text="lock ";
507 else if (mode & CRYPTO_UNLOCK)
508 operation_text="unlock";
510 operation_text="ERROR ";
512 if (mode & CRYPTO_READ)
514 else if (mode & CRYPTO_WRITE)
519 CRYPTO_THREADID_set(&tid);
520 fprintf(stderr,"lock:%08lx:(%s)%s %-18s %s:%d\n",
521 CRYPTO_THREADID_hash(&tid), rw_text, operation_text,
522 CRYPTO_get_lock_name(type), file, line);
527 if (dynlock_lock_callback != NULL)
529 struct CRYPTO_dynlock_value *pointer
530 = CRYPTO_get_dynlock_value(type);
532 OPENSSL_assert(pointer != NULL);
534 dynlock_lock_callback(mode, pointer, file, line);
536 CRYPTO_destroy_dynlockid(type);
540 if (locking_callback != NULL)
541 locking_callback(mode,type,file,line);
544 int CRYPTO_add_lock(int *pointer, int amount, int type, const char *file,
550 CRYPTO_THREADID_set(&tid);
553 if (add_lock_callback != NULL)
556 int before= *pointer;
559 ret=add_lock_callback(pointer,amount,type,file,line);
561 fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
562 CRYPTO_THREADID_hash(&tid), before,amount,ret,
563 CRYPTO_get_lock_name(type),
569 CRYPTO_lock(CRYPTO_LOCK|CRYPTO_WRITE,type,file,line);
571 ret= *pointer+amount;
573 fprintf(stderr,"ladd:%08lx:%2d+%2d->%2d %-18s %s:%d\n",
574 CRYPTO_THREADID_hash(&tid), *pointer,amount,ret,
575 CRYPTO_get_lock_name(type),
579 CRYPTO_lock(CRYPTO_UNLOCK|CRYPTO_WRITE,type,file,line);
584 const char *CRYPTO_get_lock_name(int type)
588 else if (type < CRYPTO_NUM_LOCKS)
589 return(lock_names[type]);
590 else if (type-CRYPTO_NUM_LOCKS > sk_num(app_locks))
593 return(sk_value(app_locks,type-CRYPTO_NUM_LOCKS));
596 #if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
597 defined(__INTEL__) || \
598 defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64)
600 unsigned long OPENSSL_ia32cap_P=0;
601 unsigned long *OPENSSL_ia32cap_loc(void) { return &OPENSSL_ia32cap_P; }
603 #if defined(OPENSSL_CPUID_OBJ) && !defined(OPENSSL_NO_ASM) && !defined(I386_ONLY)
604 #define OPENSSL_CPUID_SETUP
605 void OPENSSL_cpuid_setup(void)
606 { static int trigger=0;
607 unsigned long OPENSSL_ia32_cpuid(void);
613 if ((env=getenv("OPENSSL_ia32cap")))
614 OPENSSL_ia32cap_P = strtoul(env,NULL,0)|(1<<10);
616 OPENSSL_ia32cap_P = OPENSSL_ia32_cpuid()|(1<<10);
618 * |(1<<10) sets a reserved bit to signal that variable
619 * was initialized already... This is to avoid interference
620 * with cpuid snippets in ELF .init segment.
626 unsigned long *OPENSSL_ia32cap_loc(void) { return NULL; }
628 int OPENSSL_NONPIC_relocated = 0;
629 #if !defined(OPENSSL_CPUID_SETUP) && !defined(OPENSSL_CPUID_OBJ)
630 void OPENSSL_cpuid_setup(void) {}
633 #if (defined(_WIN32) || defined(__CYGWIN__)) && defined(_WINDLL)
635 /* pick DLL_[PROCESS|THREAD]_[ATTACH|DETACH] definitions */
639 /* All we really need to do is remove the 'error' state when a thread
642 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason,
647 case DLL_PROCESS_ATTACH:
648 OPENSSL_cpuid_setup();
649 #if defined(_WIN32_WINNT)
651 IMAGE_DOS_HEADER *dos_header = (IMAGE_DOS_HEADER *)hinstDLL;
652 IMAGE_NT_HEADERS *nt_headers;
654 if (dos_header->e_magic==IMAGE_DOS_SIGNATURE)
656 nt_headers = (IMAGE_NT_HEADERS *)((char *)dos_header
657 + dos_header->e_lfanew);
658 if (nt_headers->Signature==IMAGE_NT_SIGNATURE &&
659 hinstDLL!=(HINSTANCE)(nt_headers->OptionalHeader.ImageBase))
660 OPENSSL_NONPIC_relocated=1;
665 case DLL_THREAD_ATTACH:
667 case DLL_THREAD_DETACH:
670 case DLL_PROCESS_DETACH:
677 #if defined(_WIN32) && !defined(__CYGWIN__)
680 #if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333
681 int OPENSSL_isservice(void)
686 (void)GetDesktopWindow(); /* return value is ignored */
688 h = GetProcessWindowStation();
689 if (h==NULL) return -1;
691 if (GetUserObjectInformationW (h,UOI_NAME,NULL,0,&len) ||
692 GetLastError() != ERROR_INSUFFICIENT_BUFFER)
695 if (len>512) return -1; /* paranoia */
696 len++,len&=~1; /* paranoia */
698 name=(WCHAR *)_alloca(len+sizeof(WCHAR));
700 name=(WCHAR *)alloca(len+sizeof(WCHAR));
702 if (!GetUserObjectInformationW (h,UOI_NAME,name,len,&len))
705 len++,len&=~1; /* paranoia */
706 name[len/sizeof(WCHAR)]=L'\0'; /* paranoia */
708 /* This doesn't cover "interactive" services [working with real
709 * WinSta0's] nor programs started non-interactively by Task
710 * Scheduler [those are working with SAWinSta]. */
711 if (wcsstr(name,L"Service-0x")) return 1;
713 /* This covers all non-interactive programs such as services. */
714 if (!wcsstr(name,L"WinSta0")) return 1;
719 int OPENSSL_isservice(void) { return 0; }
722 void OPENSSL_showfatal (const char *fmta,...)
726 #ifdef STD_ERROR_HANDLE /* what a dirty trick! */
729 if ((h=GetStdHandle(STD_ERROR_HANDLE)) != NULL &&
730 GetFileType(h)!=FILE_TYPE_UNKNOWN)
731 { /* must be console application */
733 vfprintf (stderr,fmta,ap);
739 if (sizeof(TCHAR)==sizeof(char))
740 fmt=(const TCHAR *)fmta;
743 size_t len_0=strlen(fmta)+1,i;
747 fmtw = (WCHAR *)_alloca (len_0*sizeof(WCHAR));
749 fmtw = (WCHAR *)alloca (len_0*sizeof(WCHAR));
751 if (fmtw == NULL) { fmt=(const TCHAR *)L"no stack?"; break; }
753 #ifndef OPENSSL_NO_MULTIBYTE
754 if (!MultiByteToWideChar(CP_ACP,0,fmta,len_0,fmtw,len_0))
756 for (i=0;i<len_0;i++) fmtw[i]=(WCHAR)fmta[i];
758 for (i=0;i<len_0;i++)
759 { if (fmtw[i]==L'%') do
762 { case L'0': case L'1': case L'2': case L'3': case L'4':
763 case L'5': case L'6': case L'7': case L'8': case L'9':
764 case L'.': case L'*':
765 case L'-': i++; keepgoing=1; break;
766 case L's': fmtw[i+1]=L'S'; break;
767 case L'S': fmtw[i+1]=L's'; break;
768 case L'c': fmtw[i+1]=L'C'; break;
769 case L'C': fmtw[i+1]=L'c'; break;
773 fmt = (const TCHAR *)fmtw;
777 _vsntprintf (buf,sizeof(buf)/sizeof(TCHAR)-1,fmt,ap);
778 buf [sizeof(buf)/sizeof(TCHAR)-1] = _T('\0');
781 #if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333
782 /* this -------------v--- guards NT-specific calls */
783 if (GetVersion() < 0x80000000 && OPENSSL_isservice())
784 { HANDLE h = RegisterEventSource(0,_T("OPENSSL"));
785 const TCHAR *pmsg=buf;
786 ReportEvent(h,EVENTLOG_ERROR_TYPE,0,0,0,1,0,&pmsg,0);
787 DeregisterEventSource(h);
791 MessageBox (NULL,buf,_T("OpenSSL: FATAL"),MB_OK|MB_ICONSTOP);
794 void OPENSSL_showfatal (const char *fmta,...)
798 vfprintf (stderr,fmta,ap);
801 int OPENSSL_isservice (void) { return 0; }
804 void OpenSSLDie(const char *file,int line,const char *assertion)
807 "%s(%d): OpenSSL internal error, assertion failed: %s\n",
808 file,line,assertion);
812 void *OPENSSL_stderr(void) { return stderr; }