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Replace OP_EVAL (BIP 12) with Pay-to-script-hash (BIP 16).

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This commit is contained in:
Gavin Andresen
2012-01-04 21:40:52 -05:00
parent d11a58a2d3
commit 922e8e2929
21 changed files with 824 additions and 544 deletions
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59
src/bitcoinrpc.cpp
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@@ -1008,41 +1008,62 @@ Value addmultisigaddress(const Array& params, bool fHelp)
strAccount = AccountFromValue(params[2]);
// Gather public keys
if (keys.size() < nRequired)
if (nRequired < 1 || keys.size() < nRequired)
throw runtime_error(
strprintf("addmultisigaddress: wrong number of keys (got %d, need at least %d)", keys.size(), nRequired));
strprintf("wrong number of keys"
"(got %d, need at least %d)", keys.size(), nRequired));
std::vector<CKey> pubkeys;
pubkeys.resize(keys.size());
for (int i = 0; i < keys.size(); i++)
{
const std::string& ks = keys[i].get_str();
if (ks.size() == 130) // hex public key
pubkeys[i].SetPubKey(ParseHex(ks));
else if (ks.size() > 34) // base58-encoded
// Case 1: bitcoin address and we have full public key:
CBitcoinAddress address(ks);
if (address.IsValid())
{
std::vector<unsigned char> vchPubKey;
if (DecodeBase58(ks, vchPubKey))
pubkeys[i].SetPubKey(vchPubKey);
else
throw runtime_error("Error base58 decoding key: "+ks);
}
else // bitcoin address for key in this wallet
{
CBitcoinAddress address(ks);
if (address.IsScript())
throw runtime_error(
strprintf("%s is a pay-to-script address",ks.c_str()));
if (!pwalletMain->GetKey(address, pubkeys[i]))
throw runtime_error(
strprintf("addmultisigaddress: unknown address: %s",ks.c_str()));
strprintf("no full public key for address %s",ks.c_str()));
continue;
}
// Case 2: hex public key
if (IsHex(ks))
{
vector<unsigned char> vchPubKey = ParseHex(ks);
if (vchPubKey.empty() || !pubkeys[i].SetPubKey(vchPubKey))
throw runtime_error(" Invalid public key: "+ks);
// There is approximately a zero percent chance a random
// public key encoded as base58 will consist entirely
// of hex characters.
continue;
}
// Case 3: base58-encoded public key
{
vector<unsigned char> vchPubKey;
if (!DecodeBase58(ks, vchPubKey))
throw runtime_error("base58 decoding failed: "+ks);
if (vchPubKey.size() < 33) // 33 is size of a compressed public key
throw runtime_error("decoded public key too short: "+ks);
if (pubkeys[i].SetPubKey(vchPubKey))
continue;
}
throw runtime_error(" Invalid public key: "+ks);
}
// Construct using OP_EVAL
// Construct using pay-to-script-hash:
CScript inner;
inner.SetMultisig(nRequired, pubkeys);
uint160 scriptHash = Hash160(inner);
CScript scriptPubKey;
scriptPubKey.SetEval(inner);
pwalletMain->AddCScript(scriptHash, inner);
scriptPubKey.SetPayToScriptHash(inner);
pwalletMain->AddCScript(inner);
CBitcoinAddress address;
address.SetScriptHash160(scriptHash);
@@ -2681,7 +2702,7 @@ int CommandLineRPC(int argc, char *argv[])
string s = params[1].get_str();
Value v;
if (!read_string(s, v) || v.type() != array_type)
throw runtime_error("addmultisigaddress: type mismatch "+s);
throw runtime_error("type mismatch "+s);
params[1] = v.get_array();
}