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@ -196,12 +196,6 @@ int RAND_poll(void) |
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DWORD w; |
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int good = 0; |
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/* Determine the OS version we are on so we can turn off things
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* that do not work properly. |
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*/ |
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OSVERSIONINFO osverinfo ; |
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osverinfo.dwOSVersionInfoSize = sizeof(OSVERSIONINFO) ; |
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GetVersionEx( &osverinfo ) ; |
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#if defined(OPENSSL_SYS_WINCE) |
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# if defined(_WIN32_WCE) && _WIN32_WCE>=300 |
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@ -281,56 +275,6 @@ int RAND_poll(void) |
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* at random times on Windows 2000. Reported by Jeffrey Altman. |
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* Only use it on NT. |
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*/ |
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/* Wolfgang Marczy <WMarczy@topcall.co.at> reports that
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* the RegQueryValueEx call below can hang on NT4.0 (SP6). |
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* So we don't use this at all for now. */ |
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#if 0 |
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if ( osverinfo.dwPlatformId == VER_PLATFORM_WIN32_NT && |
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osverinfo.dwMajorVersion < 5) |
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{ |
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/* Read Performance Statistics from NT/2000 registry
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* The size of the performance data can vary from call |
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* to call so we must guess the size of the buffer to use |
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* and increase its size if we get an ERROR_MORE_DATA |
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* return instead of ERROR_SUCCESS. |
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*/ |
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LONG rc=ERROR_MORE_DATA; |
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char * buf=NULL; |
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DWORD bufsz=0; |
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DWORD length; |
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while (rc == ERROR_MORE_DATA) |
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{ |
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buf = realloc(buf,bufsz+8192); |
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if (!buf) |
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break; |
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bufsz += 8192; |
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length = bufsz; |
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rc = RegQueryValueEx(HKEY_PERFORMANCE_DATA, TEXT("Global"), |
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NULL, NULL, buf, &length); |
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} |
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if (rc == ERROR_SUCCESS) |
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{ |
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/* For entropy count assume only least significant
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* byte of each DWORD is random. |
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*/ |
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RAND_add(&length, sizeof(length), 0); |
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RAND_add(buf, length, length / 4.0); |
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/* Close the Registry Key to allow Windows to cleanup/close
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* the open handle |
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* Note: The 'HKEY_PERFORMANCE_DATA' key is implicitly opened |
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* when the RegQueryValueEx above is done. However, if |
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* it is not explicitly closed, it can cause disk |
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* partition manipulation problems. |
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*/ |
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RegCloseKey(HKEY_PERFORMANCE_DATA); |
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} |
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if (buf) |
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free(buf); |
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} |
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#endif |
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if (advapi) |
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{ |
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@ -383,7 +327,7 @@ int RAND_poll(void) |
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if (advapi) |
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FreeLibrary(advapi); |
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if ((osverinfo.dwPlatformId != VER_PLATFORM_WIN32_NT || |
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if ((!check_winnt() || |
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!OPENSSL_isservice()) && |
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(user = LoadLibrary(TEXT("USER32.DLL")))) |
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{ |
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@ -407,8 +351,7 @@ int RAND_poll(void) |
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* on NT4 even though it exists in SP3 (or SP6) and |
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* higher. |
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*/ |
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if ( osverinfo.dwPlatformId == VER_PLATFORM_WIN32_NT && |
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osverinfo.dwMajorVersion < 5) |
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if (check_winnt() && !check_win_minplat(5)) |
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cursor = 0; |
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} |
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if (cursor) |
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James M Snell
10 years ago
Julien Gilli