// Copyright (c) 2009-2010 Satoshi Nakamoto
-// Copyright (c) 2011 The Bitcoin developers
+// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file license.txt or http://www.opensource.org/licenses/mit-license.php.
#include "headers.h"
map<uint256, CDataStream*> mapOrphanTransactions;
multimap<uint256, CDataStream*> mapOrphanTransactionsByPrev;
+// Constant stuff for coinbase transactions we create:
+CScript COINBASE_FLAGS;
const string strMessageMagic = "Bitcoin Signed Message:\n";
const CScript& prevScript = prev.scriptPubKey;
if (!Solver(prevScript, whichType, vSolutions))
return false;
+ int nArgsExpected = ScriptSigArgsExpected(whichType, vSolutions);
+
+ // Transactions with extra stuff in their scriptSigs are
+ // non-standard. Note that this EvalScript() call will
+ // be quick, because if there are any operations
+ // beside "push data" in the scriptSig the
+ // IsStandard() call returns false
+ vector<vector<unsigned char> > stack;
+ if (!EvalScript(stack, vin[i].scriptSig, *this, i, 0))
+ return false;
+
if (whichType == TX_SCRIPTHASH)
{
- vector<vector<unsigned char> > stack;
-
- if (!EvalScript(stack, vin[i].scriptSig, *this, i, 0))
- return false;
if (stack.empty())
return false;
CScript subscript(stack.back().begin(), stack.back().end());
- if (!::IsStandard(subscript))
+ vector<vector<unsigned char> > vSolutions2;
+ txnouttype whichType2;
+ if (!Solver(subscript, whichType2, vSolutions2))
return false;
+ if (whichType2 == TX_SCRIPTHASH)
+ return false;
+ nArgsExpected += ScriptSigArgsExpected(whichType2, vSolutions2);
}
+
+ if (stack.size() != nArgsExpected)
+ return false;
}
return true;
// To avoid being on the short end of a block-chain split,
// don't do secondary validation of pay-to-script-hash transactions
- // until blocks with timestamps after paytoscripthashtime:
- int64 nEvalSwitchTime = GetArg("-paytoscripthashtime", 1329264000); // Feb 15, 2012
+ // until blocks with timestamps after paytoscripthashtime (see init.cpp for default).
+ // This code can be removed once a super-majority of the network has upgraded.
+ int64 nEvalSwitchTime = GetArg("-paytoscripthashtime", std::numeric_limits<int64_t>::max());
bool fStrictPayToScriptHash = (pindex->nTime >= nEvalSwitchTime);
//// issue here: it doesn't know the version