/* crypto/cryptlib.c */
/* ====================================================================
- * Copyright (c) 1998-2002 The OpenSSL Project. All rights reserved.
+ * Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
*/
-#include <stdio.h>
-#include <string.h>
#include "cryptlib.h"
-#include <openssl/crypto.h>
#include <openssl/safestack.h>
#if defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
"ec",
"ecdh",
"bn",
-#if CRYPTO_NUM_LOCKS != 36
+ "ec_pre_comp",
+ "store",
+ "comp",
+#if CRYPTO_NUM_LOCKS != 39
# error "Inconsistency between crypto.h and cryptlib.c"
#endif
};
i=sk_CRYPTO_dynlock_find(dyn_locks,NULL);
/* If there was none, push, thereby creating a new one */
if (i == -1)
- i=sk_CRYPTO_dynlock_push(dyn_locks,pointer);
+ /* Since sk_push() returns the number of items on the
+ stack, not the location of the pushed item, we need
+ to transform the returned number into a position,
+ by decreasing it. */
+ i=sk_CRYPTO_dynlock_push(dyn_locks,pointer) - 1;
+ else
+ /* If we found a place with a NULL pointer, put our pointer
+ in it. */
+ sk_CRYPTO_dynlock_set(dyn_locks,i,pointer);
CRYPTO_w_unlock(CRYPTO_LOCK_DYNLOCK);
- if (!i)
+ if (i == -1)
{
dynlock_destroy_callback(pointer->data,__FILE__,__LINE__);
OPENSSL_free(pointer);
#endif
if (type < 0)
{
- struct CRYPTO_dynlock_value *pointer
- = CRYPTO_get_dynlock_value(type);
-
- if (pointer && dynlock_lock_callback)
+ 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);
+ CRYPTO_destroy_dynlockid(type);
+ }
}
else
if (locking_callback != NULL)
return(sk_value(app_locks,type-CRYPTO_NUM_LOCKS));
}
-#ifdef _DLL
-#ifdef OPENSSL_SYS_WIN32
+#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
+ defined(__INTEL__) || \
+ defined(__x86_64) || defined(__x86_64__) || defined(_M_AMD64)
+
+unsigned long OPENSSL_ia32cap_P=0;
+unsigned long *OPENSSL_ia32cap_loc(void) { return &OPENSSL_ia32cap_P; }
+int OPENSSL_NONPIC_relocated=0;
+
+#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
+#if !defined(OPENSSL_CPUID_SETUP)
+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>
+#endif
/* All we really need to do is remove the 'error' state when a thread
* detaches */
-BOOL WINAPI DLLEntryPoint(HINSTANCE hinstDLL, DWORD fdwReason,
+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;
}
#endif
+#if defined(_WIN32) && !defined(__CYGWIN__)
+#include <tchar.h>
+
+#if defined(_WIN32_WINNT) && _WIN32_WINNT>=0x0333
+int OPENSSL_isservice(void)
+{ HWINSTA h;
+ DWORD len;
+ WCHAR *name;
+
+ (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 */
+#ifdef _MSC_VER
+ name=(WCHAR *)_alloca(len+sizeof(WCHAR));
+#else
+ name=(WCHAR *)alloca(len+sizeof(WCHAR));
+#endif
+ 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;
+}
+#endif
+
+void OPENSSL_showfatal (const char *fmta,...)
+{ va_list ap;
+ TCHAR buf[256];
+ const TCHAR *fmt;
+ 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;
+ }
+
+ if (sizeof(TCHAR)==sizeof(char))
+ fmt=fmta;
+ else do
+ { int keepgoing;
+ size_t len_0=strlen(fmta)+1,i;
+ WCHAR *fmtw;
+
+#ifdef _MSC_VER
+ fmtw = (WCHAR *)_alloca (len_0*sizeof(WCHAR));
+#else
+ fmtw = (WCHAR *)alloca (len_0*sizeof(WCHAR));
+#endif
+ 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())
+ { 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
+ { MSGBOXPARAMS m;
+
+ m.cbSize = sizeof(m);
+ m.hwndOwner = NULL;
+ m.lpszCaption = _T("OpenSSL: FATAL");
+ m.dwStyle = MB_OK;
+ m.hInstance = NULL;
+ m.lpszIcon = IDI_ERROR;
+ m.dwContextHelpId = 0;
+ m.lpfnMsgBoxCallback = NULL;
+ m.dwLanguageId = MAKELANGID(LANG_ENGLISH,SUBLANG_ENGLISH_US);
+ m.lpszText = buf;
+
+ MessageBoxIndirect (&m);
+ }
+}
+#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);
+ abort();
+ }
+
+void *OPENSSL_stderr(void) { return stderr; }