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BIP143: Signing logic

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This commit is contained in:
Pieter Wuille
2016-03-31 14:54:58 +02:00
parent 9757b57c25
commit 605e8473a7
12 changed files with 394 additions and 178 deletions
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19
src/script/ismine.cpp
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@@ -57,6 +57,7 @@ isminetype IsMine(const CKeyStore &keystore, const CScript& scriptPubKey)
return ISMINE_SPENDABLE;
break;
case TX_PUBKEYHASH:
case TX_WITNESS_V0_KEYHASH:
keyID = CKeyID(uint160(vSolutions[0]));
if (keystore.HaveKey(keyID))
return ISMINE_SPENDABLE;
@@ -72,6 +73,20 @@ isminetype IsMine(const CKeyStore &keystore, const CScript& scriptPubKey)
}
break;
}
case TX_WITNESS_V0_SCRIPTHASH:
{
uint160 hash;
CRIPEMD160().Write(&vSolutions[0][0], vSolutions[0].size()).Finalize(hash.begin());
CScriptID scriptID = CScriptID(hash);
CScript subscript;
if (keystore.GetCScript(scriptID, subscript)) {
isminetype ret = IsMine(keystore, subscript);
if (ret == ISMINE_SPENDABLE)
return ret;
}
break;
}
case TX_MULTISIG:
{
// Only consider transactions "mine" if we own ALL the
@@ -88,8 +103,8 @@ isminetype IsMine(const CKeyStore &keystore, const CScript& scriptPubKey)
if (keystore.HaveWatchOnly(scriptPubKey)) {
// TODO: This could be optimized some by doing some work after the above solver
CScript scriptSig;
return ProduceSignature(DummySignatureCreator(&keystore), scriptPubKey, scriptSig) ? ISMINE_WATCH_SOLVABLE : ISMINE_WATCH_UNSOLVABLE;
SignatureData sigs;
return ProduceSignature(DummySignatureCreator(&keystore), scriptPubKey, sigs) ? ISMINE_WATCH_SOLVABLE : ISMINE_WATCH_UNSOLVABLE;
}
return ISMINE_NO;
}