feedc0de/wolfssl
1
0
Fork 0
forked from wolfSSL/wolfssl
Code Pull Requests Activity

Merge pull request #6612 from dgarske/entropy_memuse_win32

Browse Source 
Add support for MemUse Entropy on Windows.
This commit is contained in:
Sean Parkinson
2023-07-14 10:54:51 +10:00
committed by GitHub
parent 40d0a14c09 4862b57415
commit a96983e6d3
1 changed files with 15 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
wolfcrypt/src/random.c
View File

@@ -983,6 +983,20 @@ static void Entropy_StopThread(void)
} }
} }
/* end if defined(HAVE_PTHREAD) */ /* end if defined(HAVE_PTHREAD) */
#elif defined(_WIN32) /* USE_WINDOWS_API */
/* Get the high resolution time counter.
*
* @return 64-bit timer
*/
static WC_INLINE word64 Entropy_TimeHiRes(void)
{
LARGE_INTEGER count;
QueryPerformanceCounter(&count);
return (word64)(count.QuadPart);
}
#else #else
#error "No high precision time available for MemUse Entropy." #error "No high precision time available for MemUse Entropy."
@@ -1283,7 +1297,7 @@ static int Entropy_HealthTest_Proportion(byte noise)
} }
else { else {
/* Get first value in queue - value to test. */ /* Get first value in queue - value to test. */
byte val = prop_samples[prop_first]; byte val = (byte)prop_samples[prop_first];
/* Store new sample in queue. */ /* Store new sample in queue. */
prop_samples[prop_last] = noise; prop_samples[prop_last] = noise;
/* Update first index now that we have removed in from the queue. */ /* Update first index now that we have removed in from the queue. */