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| author | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2019-10-03 18:49:09 +0200 |
|---|---|---|
| committer | Mounir IDRASSI <mounir.idrassi@idrix.fr> | 2019-10-03 19:32:33 +0200 |
| commit | 9f91c47bd22e5753d62e9c19f05f3ad79672d008 (patch) | |
| tree | 51eeecc4a51e9cff8c92ba68c1b649c0235232cb /src/Common/Random.c | |
| parent | be09fa8a5333a77aee73eff48699ab05f9c47cee (diff) | |
| download | VeraCrypt-9f91c47bd22e5753d62e9c19f05f3ad79672d008.tar.gz VeraCrypt-9f91c47bd22e5753d62e9c19f05f3ad79672d008.zip | |
Windows: Use Jitterentropy RNG only in SlowPoll call and not in FastPoll since the it consumes too much CPU and FastPoll requires fast and minimal entropy gathering
Diffstat (limited to 'src/Common/Random.c')
| -rw-r--r-- | src/Common/Random.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/src/Common/Random.c b/src/Common/Random.c index 1c6b9530..a2da77f8 100644 --- a/src/Common/Random.c +++ b/src/Common/Random.c @@ -922,19 +922,6 @@ BOOL FastPoll (void) return FALSE; } - /* use JitterEntropy library to get good quality random bytes based on CPU timing jitter */ - if (0 == jent_entropy_init ()) - { - struct rand_data *ec = jent_entropy_collector_alloc (1, 0); - if (ec) - { - ssize_t rndLen = jent_read_entropy (ec, (char*) buffer, sizeof (buffer)); - if (rndLen > 0) - RandaddBuf (buffer, (int) rndLen); - jent_entropy_collector_free (ec); - } - } - // use RDSEED or RDRAND from CPU as source of entropy if enabled if ( IsCpuRngEnabled() && ( (HasRDSEED() && RDSEED_getBytes (buffer, sizeof (buffer))) |