Commit Graph

2 Commits

Author SHA1 Message Date
Brian Smith
3700778248 Fix Windows build failures caused by 310d4dd.
MSVC doesn't like |const size_t len| in a function definition where the
declaration was just |size_t len| without the |const|. Also, MSVC needs
declarations of parameterless functions to have a |void| parameter list.

Change-Id: I91e01a12aca657b2ee1d653926f09cc52da2faed
Reviewed-on: https://boringssl-review.googlesource.com/4329
Reviewed-by: Adam Langley <agl@google.com>
2015-04-15 03:06:29 +00:00
Adam Langley
310d4dd6b6 rand: new-style locking and support rdrand.
Pure /dev/urandom, no buffering (previous behaviour):
Did 2320000 RNG (16 bytes) operations in 3000082us (773312.2 ops/sec): 12.4 MB/s
Did 209000 RNG (256 bytes) operations in 3011984us (69389.5 ops/sec): 17.8 MB/s
Did 6851 RNG (8192 bytes) operations in 3052027us (2244.7 ops/sec): 18.4 MB/s

Pure rdrand speed:
Did 34930500 RNG (16 bytes) operations in 3000021us (11643418.5 ops/sec): 186.3 MB/s
Did 2444000 RNG (256 bytes) operations in 3000164us (814622.1 ops/sec): 208.5 MB/s
Did 80000 RNG (8192 bytes) operations in 3020968us (26481.6 ops/sec): 216.9 MB/s

rdrand + ChaCha (as in this change):
Did 19498000 RNG (16 bytes) operations in 3000086us (6499147.0 ops/sec): 104.0 MB/s
Did 1964000 RNG (256 bytes) operations in 3000566us (654543.2 ops/sec): 167.6 MB/s
Did 62000 RNG (8192 bytes) operations in 3034090us (20434.5 ops/sec): 167.4 MB/s

Change-Id: Ie17045650cfe75858e4498ac28dbc4dcf8338376
Reviewed-on: https://boringssl-review.googlesource.com/4328
Reviewed-by: Adam Langley <agl@google.com>
2015-04-14 20:13:42 +00:00