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Merge #9792: FastRandomContext improvements and switch to ChaCha20

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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
This commit is contained in:
Wladimir J. van der Laan
2017-04-24 14:02:12 +02:00
parent 1b25b6df0f 4fd2d2fc97
commit 342b9bc390
20 changed files with 483 additions and 45 deletions
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11
src/addrman.h
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@@ -136,13 +136,13 @@ public:
*/
//! total number of buckets for tried addresses
#define ADDRMAN_TRIED_BUCKET_COUNT 256
#define ADDRMAN_TRIED_BUCKET_COUNT_LOG2 8
//! total number of buckets for new addresses
#define ADDRMAN_NEW_BUCKET_COUNT 1024
#define ADDRMAN_NEW_BUCKET_COUNT_LOG2 10
//! maximum allowed number of entries in buckets for new and tried addresses
#define ADDRMAN_BUCKET_SIZE 64
#define ADDRMAN_BUCKET_SIZE_LOG2 6
//! over how many buckets entries with tried addresses from a single group (/16 for IPv4) are spread
#define ADDRMAN_TRIED_BUCKETS_PER_GROUP 8
@@ -171,6 +171,11 @@ public:
//! the maximum number of nodes to return in a getaddr call
#define ADDRMAN_GETADDR_MAX 2500
//! Convenience
#define ADDRMAN_TRIED_BUCKET_COUNT (1 << ADDRMAN_TRIED_BUCKET_COUNT_LOG2)
#define ADDRMAN_NEW_BUCKET_COUNT (1 << ADDRMAN_NEW_BUCKET_COUNT_LOG2)
#define ADDRMAN_BUCKET_SIZE (1 << ADDRMAN_BUCKET_SIZE_LOG2)
/**
* Stochastical (IP) address manager
*/