diff options
Diffstat (limited to 'src/script/sigcache.cpp')
| -rw-r--r-- | src/script/sigcache.cpp | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/script/sigcache.cpp b/src/script/sigcache.cpp index b78d7b607..6f47b725f 100644 --- a/src/script/sigcache.cpp +++ b/src/script/sigcache.cpp @@ -1,5 +1,5 @@ // Copyright (c) 2009-2010 Satoshi Nakamoto -// Copyright (c) 2009-2015 The Bitcoin Core developers +// Copyright (c) 2009-2016 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. @@ -90,11 +90,13 @@ public: static CSignatureCache signatureCache; } -// To be called once in AppInit2/TestingSetup to initialize the signatureCache +// To be called once in AppInitMain/BasicTestingSetup to initialize the +// signatureCache. void InitSignatureCache() { - size_t nMaxCacheSize = GetArg("-maxsigcachesize", DEFAULT_MAX_SIG_CACHE_SIZE) * ((size_t) 1 << 20); - if (nMaxCacheSize <= 0) return; + // nMaxCacheSize is unsigned. If -maxsigcachesize is set to zero, + // setup_bytes creates the minimum possible cache (2 elements). + size_t nMaxCacheSize = std::min(std::max((int64_t)0, GetArg("-maxsigcachesize", DEFAULT_MAX_SIG_CACHE_SIZE)), MAX_MAX_SIG_CACHE_SIZE) * ((size_t) 1 << 20); size_t nElems = signatureCache.setup_bytes(nMaxCacheSize); LogPrintf("Using %zu MiB out of %zu requested for signature cache, able to store %zu elements\n", (nElems*sizeof(uint256)) >>20, nMaxCacheSize>>20, nElems); |