tree fe4304162ea8c6491a49d891ba0a339915570f1b
parent b8e784e69f2af690fd2c5e9b8bd273512637d866
author Bob Beck <bbe@google.com> 1661971781 -0600
committer Boringssl LUCI CQ <boringssl-scoped@luci-project-accounts.iam.gserviceaccount.com> 1661975058 +0000

Add RAND_get_system_entropy_for_custom_prng

This adds a boringssl interface to get up to 256 bytes of system
entropy from system entropy sources without going through
RAND_bytes. It should only be used for seeding custom prng's
or where malloc() should not be called from boringssl.

Just as with RAND_bytes(), this can abort the program on failure.

Bug: chromium:1295105

Change-Id: Ia55509702970608fe09cfee9809d02f107c15c8c
Reviewed-on: https://boringssl-review.googlesource.com/c/boringssl/+/54045
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: Bob Beck <bbe@google.com>