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bitcoin
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only accept transactions sent by IP address if -allowreceivebyip is specified 

git-svn-id: https://bitcoin.svn.sourceforge.net/svnroot/bitcoin/trunk@156 1a98c847-1fd6-4fd8-948a-caf3550aa51b
This commit is contained in:
s_nakamoto 2010-09-19 21:20:34 +00:00
parent fe37c35018
commit 6aeb45187b
3 changed files with 30 additions and 18 deletions
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38
main.cpp
View File

@ -1374,9 +1374,13 @@ bool CBlock::CheckBlock() const
// that can be verified before saving an orphan block.
// Size limits
if (vtx.empty() || vtx.size() > MAX_SIZE || ::GetSerializeSize(*this, SER_NETWORK) > MAX_SIZE)
if (vtx.empty() || vtx.size() > MAX_BLOCK_SIZE || ::GetSerializeSize(*this, SER_NETWORK) > MAX_BLOCK_SIZE)
return error("CheckBlock() : size limits failed");
// Check proof of work matches claimed amount
if (!CheckProofOfWork(GetHash(), nBits))
return error("CheckBlock() : proof of work failed");
// Check timestamp
if (GetBlockTime() > GetAdjustedTime() + 2 * 60 * 60)
return error("CheckBlock() : block timestamp too far in the future");
@ -1393,9 +1397,9 @@ bool CBlock::CheckBlock() const
if (!tx.CheckTransaction())
return error("CheckBlock() : CheckTransaction failed");
// Check proof of work matches claimed amount
if (!CheckProofOfWork(GetHash(), nBits))
return error("CheckBlock() : proof of work failed");
// Check that it's not full of nonstandard transactions
if (GetSigOpCount() > MAX_BLOCK_SIGOPS)
return error("CheckBlock() : too many nonstandard transactions");
// Check merkleroot
if (hashMerkleRoot != BuildMerkleTree())
@ -1418,13 +1422,9 @@ bool CBlock::AcceptBlock()
CBlockIndex* pindexPrev = (*mi).second;
int nHeight = pindexPrev->nHeight+1;
// Check size
if (nHeight > 79400 && ::GetSerializeSize(*this, SER_NETWORK) > MAX_BLOCK_SIZE)
return error("AcceptBlock() : over size limit");
// Check that it's not full of nonstandard transactions
if (nHeight > 79400 && GetSigOpCount() > MAX_BLOCK_SIGOPS)
return error("AcceptBlock() : too many nonstandard transactions");
// Check proof of work
if (nBits != GetNextWorkRequired(pindexPrev))
return error("AcceptBlock() : incorrect proof of work");
// Check timestamp against prev
if (GetBlockTime() <= pindexPrev->GetMedianTimePast())
@ -1435,10 +1435,6 @@ bool CBlock::AcceptBlock()
if (!tx.IsFinal(nHeight, GetBlockTime()))
return error("AcceptBlock() : contains a non-final transaction");
// Check proof of work
if (nBits != GetNextWorkRequired(pindexPrev))
return error("AcceptBlock() : incorrect proof of work");
// Check that the block chain matches the known block chain up to a checkpoint
if ((nHeight == 11111 && hash != uint256("0x0000000069e244f73d78e8fd29ba2fd2ed618bd6fa2ee92559f542fdb26e7c1d")) ||
(nHeight == 33333 && hash != uint256("0x000000002dd5588a74784eaa7ab0507a18ad16a236e7b1ce69f00d7ddfb5d0a6")) ||
@ -2415,6 +2411,12 @@ bool ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
CWalletTx order;
vRecv >> hashReply >> order;
if (!mapArgs.count("-allowreceivebyip") || mapArgs["-allowreceivebyip"] == "0")
{
pfrom->PushMessage("reply", hashReply, (int)2, string(""));
return true;
}
/// we have a chance to check the order here
// Keep giving the same key to the same ip until they use it
@ -2435,6 +2437,12 @@ bool ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv)
vRecv >> hashReply >> wtxNew;
wtxNew.fFromMe = false;
if (!mapArgs.count("-allowreceivebyip") || mapArgs["-allowreceivebyip"] == "0")
{
pfrom->PushMessage("reply", hashReply, (int)2);
return true;
}
// Broadcast
if (!wtxNew.AcceptWalletTransaction())
{

2
serialize.h
View File

@ -23,7 +23,7 @@ class CAutoFile;
static const unsigned int MAX_SIZE = 0x02000000;
static const int VERSION = 312;
static const char* pszSubVer = ".6";
static const char* pszSubVer = ".7";

8
ui.cpp
View File

@ -2186,8 +2186,12 @@ void CSendingDialog::OnReply2(CDataStream& vRecv)
if (nRet > 0)
{
string strMessage;
vRecv >> strMessage;
Error(_("Transfer was not accepted"));
if (!vRecv.empty())
vRecv >> strMessage;
if (nRet == 2)
Error(_("Recipient is not accepting transactions sent by IP address"));
else
Error(_("Transfer was not accepted"));
//// todo: enlarge the window and enable a hidden white box to put seller's message
return;
}