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author | Wladimir J. van der Laan <laanwj@gmail.com> | 2014-09-10 16:59:31 +0200 |
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committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2014-09-10 17:00:37 +0200 |
commit | d030936da2c237a1ff5fb5208b80cf9133b98c15 (patch) | |
tree | dc92f9a265fb8f10635bf34a43fca7127fdb4247 | |
parent | 12927dd315e22b2cc0caa02e9f355c807ea7326a (diff) | |
download | bitcoin-d030936da2c237a1ff5fb5208b80cf9133b98c15.tar.xz |
Limit CNode::mapAskFor
Tighten resource constraints on CNode.
Rebased-From: d4168c8
Rebased-By: Wladimir J. van der Laan <laanwj@gmail.com>
-rw-r--r-- | src/net.h | 5 |
1 files changed, 5 insertions, 0 deletions
@@ -38,6 +38,8 @@ namespace boost { /** The maximum number of entries in an 'inv' protocol message */ static const unsigned int MAX_INV_SZ = 50000; +/** The maximum number of entries in mapAskFor */ +static const size_t MAPASKFOR_MAX_SZ = MAX_INV_SZ; inline unsigned int ReceiveFloodSize() { return 1000*GetArg("-maxreceivebuffer", 5*1000); } inline unsigned int SendBufferSize() { return 1000*GetArg("-maxsendbuffer", 1*1000); } @@ -422,6 +424,9 @@ public: void AskFor(const CInv& inv) { + if (mapAskFor.size() > MAPASKFOR_MAX_SZ) + return; + // We're using mapAskFor as a priority queue, // the key is the earliest time the request can be sent int64_t nRequestTime; |