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Merge pull request #5843

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ba04c4a Limit message sizes before transfer (Pieter Wuille)
This commit is contained in:
Wladimir J. van der Laan 2015-03-06 15:30:12 +01:00
parent ee9f2bfa7b ba04c4a780
commit 51377c2dbe
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GPG key ID: 74810B012346C9A6
2 changed files with 7 additions and 0 deletions
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5
src/net.cpp
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@ -523,6 +523,11 @@ bool CNode::ReceiveMsgBytes(const char *pch, unsigned int nBytes)
if (handled < 0)
return false;
if (msg.in_data && msg.hdr.nMessageSize > MAX_PROTOCOL_MESSAGE_LENGTH) {
LogPrint("net", "Oversized message from peer=%i, disconnecting", GetId());
return false;
}
pch += handled;
nBytes -= handled;

2
src/net.h
View file

@ -46,6 +46,8 @@ static const int TIMEOUT_INTERVAL = 20 * 60;
static const unsigned int MAX_INV_SZ = 50000;
/** The maximum number of new addresses to accumulate before announcing. */
static const unsigned int MAX_ADDR_TO_SEND = 1000;
/** Maximum length of incoming protocol messages (no message over 2 MiB is currently acceptable). */
static const unsigned int MAX_PROTOCOL_MESSAGE_LENGTH = 2 * 1024 * 1024;
/** -listen default */
static const bool DEFAULT_LISTEN = true;
/** -upnp default */