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Adam Langley 82639e6f53 Use a pool of |rand_state| objects.

Previously we used thread-local state objects in rand.c. However, for
applications with large numbers of threads, this can lead to excessive
memory usage.

This change causes us to maintain a mutex-protected pool of state
objects where the size of the pool equals the maximum concurrency of
|RAND_bytes|. This might lead to state objects bouncing between CPUs
more often, but should help the memory usage problem.

Change-Id: Ie83763d3bc139e64ac17bf7e015ad082b2f8a81a
Reviewed-on: https://boringssl-review.googlesource.com/29565
Commit-Queue: Adam Langley <agl@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
Reviewed-by: David Benjamin <davidben@google.com>

2018-07-06 21:25:37 +00:00

asm

Move much of rand/ into the FIPS module.

2017-04-21 22:03:18 +00:00

ctrdrbg_test.cc

Fix miscellaneous clang-tidy warnings.

2017-08-01 20:39:46 +00:00

ctrdrbg_vectors.txt

Move much of rand/ into the FIPS module.

2017-04-21 22:03:18 +00:00

ctrdrbg.c

Fix up CTR_DRBG_update comment.