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random: stop retrieving random bytes from OpenSSL

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On the ::SLOW path we would use OpenSSL as an additional source of
random bytes. This commit removes that functionality. Note that this was
always only an additional source, and that we never checked the return
value

RAND_bytes(): https://www.openssl.org/docs/manmaster/man3/RAND_bytes.html

RAND_bytes() puts num cryptographically strong pseudo-random bytes into buf.
This commit is contained in:
fanquake
2019-10-26 08:22:11 -04:00
parent 5624ab0b4f
commit 4fcfcc294e
3 changed files with 0 additions and 6 deletions
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src/random.h
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@@ -35,7 +35,6 @@
* that fast seeding includes, but additionally:
* - OS entropy (/dev/urandom, getrandom(), ...). The application will terminate if
* this entropy source fails.
* - Bytes from OpenSSL's RNG (which itself may be seeded from various sources)
* - Another high-precision timestamp (indirectly committing to a benchmark of all the
* previous sources).
* These entropy sources are slower, but designed to make sure the RNG state contains