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Relay OP_RETURN TxOut as standard transaction type

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Also fix decoderawtransaction to not show reqSigs or addresses for
nulldata txouts. (Previous version also left reqSigs uninitialized
mistakenly)
This commit is contained in:
Peter Todd 2013-10-24 04:32:35 -04:00
parent 125bdead3e
commit 22de68dffc
No known key found for this signature in database
GPG key ID: 2481403DA5F091FB
3 changed files with 22 additions and 7 deletions
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2
src/rpcrawtransaction.cpp
View file

@ -29,7 +29,7 @@ void ScriptPubKeyToJSON(const CScript& scriptPubKey, Object& out, bool fIncludeH
if (!ExtractDestinations(scriptPubKey, type, addresses, nRequired))
{
out.push_back(Pair("type", GetTxnOutputType(TX_NONSTANDARD)));
out.push_back(Pair("type", GetTxnOutputType(type)));
return;
}

12
src/script.cpp
View file

@ -1195,7 +1195,7 @@ bool CheckSig(vector<unsigned char> vchSig, const vector<unsigned char> &vchPubK
bool Solver(const CScript& scriptPubKey, txnouttype& typeRet, vector<vector<unsigned char> >& vSolutionsRet)
{
// Templates
static map<txnouttype, CScript> mTemplates;
static multimap<txnouttype, CScript> mTemplates;
if (mTemplates.empty())
{
// Standard tx, sender provides pubkey, receiver adds signature
@ -1209,6 +1209,7 @@ bool Solver(const CScript& scriptPubKey, txnouttype& typeRet, vector<vector<unsi
// Empty, provably prunable, data-carrying output
mTemplates.insert(make_pair(TX_NULL_DATA, CScript() << OP_RETURN << OP_SMALLDATA));
mTemplates.insert(make_pair(TX_NULL_DATA, CScript() << OP_RETURN));
}
// Shortcut for pay-to-script-hash, which are more constrained than the other types:
@ -1392,9 +1393,8 @@ int ScriptSigArgsExpected(txnouttype t, const std::vector<std::vector<unsigned c
switch (t)
{
case TX_NONSTANDARD:
return -1;
case TX_NULL_DATA:
return 1;
return -1;
case TX_PUBKEY:
return 1;
case TX_PUBKEYHASH:
@ -1532,8 +1532,10 @@ bool ExtractDestinations(const CScript& scriptPubKey, txnouttype& typeRet, vecto
vector<valtype> vSolutions;
if (!Solver(scriptPubKey, typeRet, vSolutions))
return false;
if (typeRet == TX_NULL_DATA)
return true;
if (typeRet == TX_NULL_DATA){
// This is data, not addresses
return false;
}
if (typeRet == TX_MULTISIG)
{

15
src/test/transaction_tests.cpp
View file

@ -282,11 +282,24 @@ BOOST_AUTO_TEST_CASE(test_IsStandard)
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3800");
BOOST_CHECK(!IsStandardTx(t, reason));
// Only one TX_NULL_DATA permitted
// TX_NULL_DATA w/o PUSHDATA
t.vout.resize(1);
t.vout[0].scriptPubKey = CScript() << OP_RETURN;
BOOST_CHECK(IsStandardTx(t, reason));
// Only one TX_NULL_DATA permitted in all cases
t.vout.resize(2);
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
t.vout[1].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
BOOST_CHECK(!IsStandardTx(t, reason));
t.vout[0].scriptPubKey = CScript() << OP_RETURN << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef3804678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38");
t.vout[1].scriptPubKey = CScript() << OP_RETURN;
BOOST_CHECK(!IsStandardTx(t, reason));
t.vout[0].scriptPubKey = CScript() << OP_RETURN;
t.vout[1].scriptPubKey = CScript() << OP_RETURN;
BOOST_CHECK(!IsStandardTx(t, reason));
}
BOOST_AUTO_TEST_SUITE_END()