diff options
| -rw-r--r-- | src/main.cpp | 5 | ||||
| -rw-r--r-- | src/net.cpp | 2 | ||||
| -rw-r--r-- | src/net.h | 2 |
3 files changed, 9 insertions, 0 deletions
diff --git a/src/main.cpp b/src/main.cpp index bbe5bd87fb..f063a48fe5 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -3641,6 +3641,11 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv, // Track requests for our stuff g_signals.Inventory(inv.hash); + + if (pfrom->nSendSize > (SendBufferSize() * 2)) { + Misbehaving(pfrom->GetId(), 50); + return error("send buffer size() = %u", pfrom->nSendSize); + } } } diff --git a/src/net.cpp b/src/net.cpp index 633a3a34e7..b18944a264 100644 --- a/src/net.cpp +++ b/src/net.cpp @@ -2106,6 +2106,8 @@ CNode::~CNode() void CNode::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; @@ -51,6 +51,8 @@ static const bool DEFAULT_UPNP = USE_UPNP; #else static const bool DEFAULT_UPNP = false; #endif +/** The maximum number of entries in mapAskFor */ +static const size_t MAPASKFOR_MAX_SZ = MAX_INV_SZ; unsigned int ReceiveFloodSize(); unsigned int SendBufferSize(); |