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Overview
| Comment: | On windows systems when rand_s() is available, use it to obtain additional seed material in winRandomness(). |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
139081bef9f63c3ebbe9e992408597b1 |
| User & Date: | drh 2016-02-15 21:31:51 |
References
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2017-09-12
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| 23:58 | Remove use of the rand_s() function (added by [139081bef9f63c3e]) as it appears to cause issues with some third-party DLLs. check-in: 3a2793aa user: mistachkin tags: trunk | |
Context
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2016-02-15
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| 22:01 | Revise compiler checks for the rand_s() function. check-in: 287f508d user: mistachkin tags: trunk | |
| 21:31 | On windows systems when rand_s() is available, use it to obtain additional seed material in winRandomness(). check-in: 139081be user: drh tags: trunk | |
| 20:41 | Improved entropy gathering for the implementation of winRandomness(). check-in: fea3705e user: drh tags: trunk | |
Changes
Changes to src/msvc.h.
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** ** This file contains code that is specific to MSVC. */ #ifndef _MSVC_H_ #define _MSVC_H_ #if defined(_MSC_VER) #pragma warning(disable : 4054) #pragma warning(disable : 4055) #pragma warning(disable : 4100) #pragma warning(disable : 4127) #pragma warning(disable : 4130) #pragma warning(disable : 4152) #pragma warning(disable : 4189) |
> |
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**
** This file contains code that is specific to MSVC.
*/
#ifndef _MSVC_H_
#define _MSVC_H_
#if defined(_MSC_VER)
#define _CRT_RAND_S /* Make rand_s() available on windows systems */
#pragma warning(disable : 4054)
#pragma warning(disable : 4055)
#pragma warning(disable : 4100)
#pragma warning(disable : 4127)
#pragma warning(disable : 4130)
#pragma warning(disable : 4152)
#pragma warning(disable : 4189)
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Changes to src/os_win.c.
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UNUSED_PARAMETER(pVfs);
memset(zBuf, 0, nBuf);
return nBuf;
#else
EntropyGatherer e;
UNUSED_PARAMETER(pVfs);
memset(zBuf, 0, nBuf);
e.a = (unsigned char*)zBuf;
e.na = nBuf;
e.nXor = 0;
e.i = 0;
{
SYSTEMTIME x;
osGetSystemTime(&x);
|
> > > |
5420 5421 5422 5423 5424 5425 5426 5427 5428 5429 5430 5431 5432 5433 5434 5435 5436 |
UNUSED_PARAMETER(pVfs); memset(zBuf, 0, nBuf); return nBuf; #else EntropyGatherer e; UNUSED_PARAMETER(pVfs); memset(zBuf, 0, nBuf); #ifdef _MSC_VER rand_s((int*)zBuf); /* rand_s() is not available with MinGW */ #endif e.a = (unsigned char*)zBuf; e.na = nBuf; e.nXor = 0; e.i = 0; { SYSTEMTIME x; osGetSystemTime(&x); |