tree 4013cb2abbae2b7ec420b0b9ea1b9da3a095ab81
parent bc6a76b0e0ed252af1688423584f7cd9161f6dee
author David Benjamin <davidben@google.com> 1492119886 -0400
committer Adam Langley <agl@google.com> 1492202677 +0000

Recast ECDSA nonce hardening as DRBG additional data.

FIPS 186-4 prescribes a particular ECDSA nonce selection algorithm,
implemented by BN_range_range_ex. Recast our nonce hardening mechanism
as additional data to be passed into the RBG during that algorithm.

Change-Id: Ic16a10cd58fd7deb7461f0c109a698ea80faff00
Reviewed-on: https://boringssl-review.googlesource.com/15046
Reviewed-by: Adam Langley <agl@google.com>