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| author | Wladimir J. van der Laan <laanwj@gmail.com> | 2017-04-24 14:02:12 +0200 |
|---|---|---|
| committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2017-04-24 14:28:49 +0200 |
| commit | 342b9bc3907edf8eae64440397a32833ed44fae4 (patch) | |
| tree | f9b070090a7f34ce82a703a0e3d5509dc882f60d /src/addrman.cpp | |
| parent | 1b25b6df0f08f7474228c5b6ed13b58682e1e440 (diff) | |
| parent | 4fd2d2fc97e21efceab849576e544160fd5e3e3d (diff) | |
| download | bitcoin-342b9bc3907edf8eae64440397a32833ed44fae4.tar.xz | |
Merge #9792: FastRandomContext improvements and switch to ChaCha20
4fd2d2f Add a FastRandomContext::randrange and use it (Pieter Wuille)
1632922 Switch FastRandomContext to ChaCha20 (Pieter Wuille)
e04326f Add ChaCha20 (Pieter Wuille)
663fbae FastRandom benchmark (Pieter Wuille)
c21cbe6 Introduce FastRandomContext::randbool() (Pieter Wuille)
Tree-SHA512: 7fff61e3f6d6dc6ac846ca643d877b377db609646dd401a0e8f50b052c6b9bcd2f5fc34de6bbf28f04afd1724f6279ee163ead5f37d724fb782a00239f35db1d
Diffstat (limited to 'src/addrman.cpp')
| -rw-r--r-- | src/addrman.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/src/addrman.cpp b/src/addrman.cpp index ed9c128eb2..4a408b9beb 100644 --- a/src/addrman.cpp +++ b/src/addrman.cpp @@ -351,8 +351,8 @@ CAddrInfo CAddrMan::Select_(bool newOnly) int nKBucket = RandomInt(ADDRMAN_TRIED_BUCKET_COUNT); int nKBucketPos = RandomInt(ADDRMAN_BUCKET_SIZE); while (vvTried[nKBucket][nKBucketPos] == -1) { - nKBucket = (nKBucket + insecure_rand.rand32()) % ADDRMAN_TRIED_BUCKET_COUNT; - nKBucketPos = (nKBucketPos + insecure_rand.rand32()) % ADDRMAN_BUCKET_SIZE; + nKBucket = (nKBucket + insecure_rand.randbits(ADDRMAN_TRIED_BUCKET_COUNT_LOG2)) % ADDRMAN_TRIED_BUCKET_COUNT; + nKBucketPos = (nKBucketPos + insecure_rand.randbits(ADDRMAN_BUCKET_SIZE_LOG2)) % ADDRMAN_BUCKET_SIZE; } int nId = vvTried[nKBucket][nKBucketPos]; assert(mapInfo.count(nId) == 1); @@ -368,8 +368,8 @@ CAddrInfo CAddrMan::Select_(bool newOnly) int nUBucket = RandomInt(ADDRMAN_NEW_BUCKET_COUNT); int nUBucketPos = RandomInt(ADDRMAN_BUCKET_SIZE); while (vvNew[nUBucket][nUBucketPos] == -1) { - nUBucket = (nUBucket + insecure_rand.rand32()) % ADDRMAN_NEW_BUCKET_COUNT; - nUBucketPos = (nUBucketPos + insecure_rand.rand32()) % ADDRMAN_BUCKET_SIZE; + nUBucket = (nUBucket + insecure_rand.randbits(ADDRMAN_NEW_BUCKET_COUNT_LOG2)) % ADDRMAN_NEW_BUCKET_COUNT; + nUBucketPos = (nUBucketPos + insecure_rand.randbits(ADDRMAN_BUCKET_SIZE_LOG2)) % ADDRMAN_BUCKET_SIZE; } int nId = vvNew[nUBucket][nUBucketPos]; assert(mapInfo.count(nId) == 1); |