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Diffstat (limited to 'src/rpcrawtransaction.cpp')
| -rw-r--r-- | src/rpcrawtransaction.cpp | 756 |
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diff --git a/src/rpcrawtransaction.cpp b/src/rpcrawtransaction.cpp new file mode 100644 index 000000000..78372da68 --- /dev/null +++ b/src/rpcrawtransaction.cpp @@ -0,0 +1,756 @@ +// Copyright (c) 2010 Satoshi Nakamoto +// Copyright (c) 2009-2014 The Bitcoin developers +// Distributed under the MIT/X11 software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#include "base58.h" +#include "core.h" +#include "core_io.h" +#include "init.h" +#include "keystore.h" +#include "main.h" +#include "net.h" +#include "rpcserver.h" +#include "script/script.h" +#include "script/sign.h" +#include "script/standard.h" +#include "uint256.h" +#ifdef ENABLE_WALLET +#include "wallet.h" +#endif + +#include <stdint.h> + +#include <boost/assign/list_of.hpp> +#include "json/json_spirit_utils.h" +#include "json/json_spirit_value.h" + +using namespace boost; +using namespace boost::assign; +using namespace json_spirit; +using namespace std; + +void ScriptPubKeyToJSON(const CScript& scriptPubKey, Object& out, bool fIncludeHex) +{ + txnouttype type; + vector<CTxDestination> addresses; + int nRequired; + + out.push_back(Pair("asm", scriptPubKey.ToString())); + if (fIncludeHex) + out.push_back(Pair("hex", HexStr(scriptPubKey.begin(), scriptPubKey.end()))); + + if (!ExtractDestinations(scriptPubKey, type, addresses, nRequired)) { + out.push_back(Pair("type", GetTxnOutputType(type))); + return; + } + + out.push_back(Pair("reqSigs", nRequired)); + out.push_back(Pair("type", GetTxnOutputType(type))); + + Array a; + BOOST_FOREACH(const CTxDestination& addr, addresses) + a.push_back(CBitcoinAddress(addr).ToString()); + out.push_back(Pair("addresses", a)); +} + +void TxToJSON(const CTransaction& tx, const uint256 hashBlock, Object& entry) +{ + entry.push_back(Pair("txid", tx.GetHash().GetHex())); + entry.push_back(Pair("version", tx.nVersion)); + entry.push_back(Pair("locktime", (int64_t)tx.nLockTime)); + Array vin; + BOOST_FOREACH(const CTxIn& txin, tx.vin) { + Object in; + if (tx.IsCoinBase()) + in.push_back(Pair("coinbase", HexStr(txin.scriptSig.begin(), txin.scriptSig.end()))); + else { + in.push_back(Pair("txid", txin.prevout.hash.GetHex())); + in.push_back(Pair("vout", (int64_t)txin.prevout.n)); + Object o; + o.push_back(Pair("asm", txin.scriptSig.ToString())); + o.push_back(Pair("hex", HexStr(txin.scriptSig.begin(), txin.scriptSig.end()))); + in.push_back(Pair("scriptSig", o)); + } + in.push_back(Pair("sequence", (int64_t)txin.nSequence)); + vin.push_back(in); + } + entry.push_back(Pair("vin", vin)); + Array vout; + for (unsigned int i = 0; i < tx.vout.size(); i++) { + const CTxOut& txout = tx.vout[i]; + Object out; + out.push_back(Pair("value", ValueFromAmount(txout.nValue))); + out.push_back(Pair("n", (int64_t)i)); + Object o; + ScriptPubKeyToJSON(txout.scriptPubKey, o, true); + out.push_back(Pair("scriptPubKey", o)); + vout.push_back(out); + } + entry.push_back(Pair("vout", vout)); + + if (hashBlock != 0) { + entry.push_back(Pair("blockhash", hashBlock.GetHex())); + BlockMap::iterator mi = mapBlockIndex.find(hashBlock); + if (mi != mapBlockIndex.end() && (*mi).second) { + CBlockIndex* pindex = (*mi).second; + if (chainActive.Contains(pindex)) { + entry.push_back(Pair("confirmations", 1 + chainActive.Height() - pindex->nHeight)); + entry.push_back(Pair("time", pindex->GetBlockTime())); + entry.push_back(Pair("blocktime", pindex->GetBlockTime())); + } + else + entry.push_back(Pair("confirmations", 0)); + } + } +} + +Value getrawtransaction(const Array& params, bool fHelp) +{ + if (fHelp || params.size() < 1 || params.size() > 2) + throw runtime_error( + "getrawtransaction \"txid\" ( verbose )\n" + "\nNOTE: By default this function only works sometimes. This is when the tx is in the mempool\n" + "or there is an unspent output in the utxo for this transaction. To make it always work,\n" + "you need to maintain a transaction index, using the -txindex command line option.\n" + "\nReturn the raw transaction data.\n" + "\nIf verbose=0, returns a string that is serialized, hex-encoded data for 'txid'.\n" + "If verbose is non-zero, returns an Object with information about 'txid'.\n" + + "\nArguments:\n" + "1. \"txid\" (string, required) The transaction id\n" + "2. verbose (numeric, optional, default=0) If 0, return a string, other return a json object\n" + + "\nResult (if verbose is not set or set to 0):\n" + "\"data\" (string) The serialized, hex-encoded data for 'txid'\n" + + "\nResult (if verbose > 0):\n" + "{\n" + " \"hex\" : \"data\", (string) The serialized, hex-encoded data for 'txid'\n" + " \"txid\" : \"id\", (string) The transaction id (same as provided)\n" + " \"version\" : n, (numeric) The version\n" + " \"locktime\" : ttt, (numeric) The lock time\n" + " \"vin\" : [ (array of json objects)\n" + " {\n" + " \"txid\": \"id\", (string) The transaction id\n" + " \"vout\": n, (numeric) \n" + " \"scriptSig\": { (json object) The script\n" + " \"asm\": \"asm\", (string) asm\n" + " \"hex\": \"hex\" (string) hex\n" + " },\n" + " \"sequence\": n (numeric) The script sequence number\n" + " }\n" + " ,...\n" + " ],\n" + " \"vout\" : [ (array of json objects)\n" + " {\n" + " \"value\" : x.xxx, (numeric) The value in btc\n" + " \"n\" : n, (numeric) index\n" + " \"scriptPubKey\" : { (json object)\n" + " \"asm\" : \"asm\", (string) the asm\n" + " \"hex\" : \"hex\", (string) the hex\n" + " \"reqSigs\" : n, (numeric) The required sigs\n" + " \"type\" : \"pubkeyhash\", (string) The type, eg 'pubkeyhash'\n" + " \"addresses\" : [ (json array of string)\n" + " \"bitcoinaddress\" (string) bitcoin address\n" + " ,...\n" + " ]\n" + " }\n" + " }\n" + " ,...\n" + " ],\n" + " \"blockhash\" : \"hash\", (string) the block hash\n" + " \"confirmations\" : n, (numeric) The confirmations\n" + " \"time\" : ttt, (numeric) The transaction time in seconds since epoch (Jan 1 1970 GMT)\n" + " \"blocktime\" : ttt (numeric) The block time in seconds since epoch (Jan 1 1970 GMT)\n" + "}\n" + + "\nExamples:\n" + + HelpExampleCli("getrawtransaction", "\"mytxid\"") + + HelpExampleCli("getrawtransaction", "\"mytxid\" 1") + + HelpExampleRpc("getrawtransaction", "\"mytxid\", 1") + ); + + uint256 hash = ParseHashV(params[0], "parameter 1"); + + bool fVerbose = false; + if (params.size() > 1) + fVerbose = (params[1].get_int() != 0); + + CTransaction tx; + uint256 hashBlock = 0; + if (!GetTransaction(hash, tx, hashBlock, true)) + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available about transaction"); + + string strHex = EncodeHexTx(tx); + + if (!fVerbose) + return strHex; + + Object result; + result.push_back(Pair("hex", strHex)); + TxToJSON(tx, hashBlock, result); + return result; +} + +#ifdef ENABLE_WALLET +Value listunspent(const Array& params, bool fHelp) +{ + if (fHelp || params.size() > 3) + throw runtime_error( + "listunspent ( minconf maxconf [\"address\",...] )\n" + "\nReturns array of unspent transaction outputs\n" + "with between minconf and maxconf (inclusive) confirmations.\n" + "Optionally filter to only include txouts paid to specified addresses.\n" + "Results are an array of Objects, each of which has:\n" + "{txid, vout, scriptPubKey, amount, confirmations}\n" + "\nArguments:\n" + "1. minconf (numeric, optional, default=1) The minimum confirmations to filter\n" + "2. maxconf (numeric, optional, default=9999999) The maximum confirmations to filter\n" + "3. \"addresses\" (string) A json array of bitcoin addresses to filter\n" + " [\n" + " \"address\" (string) bitcoin address\n" + " ,...\n" + " ]\n" + "\nResult\n" + "[ (array of json object)\n" + " {\n" + " \"txid\" : \"txid\", (string) the transaction id \n" + " \"vout\" : n, (numeric) the vout value\n" + " \"address\" : \"address\", (string) the bitcoin address\n" + " \"account\" : \"account\", (string) The associated account, or \"\" for the default account\n" + " \"scriptPubKey\" : \"key\", (string) the script key\n" + " \"amount\" : x.xxx, (numeric) the transaction amount in btc\n" + " \"confirmations\" : n (numeric) The number of confirmations\n" + " }\n" + " ,...\n" + "]\n" + + "\nExamples\n" + + HelpExampleCli("listunspent", "") + + HelpExampleCli("listunspent", "6 9999999 \"[\\\"1PGFqEzfmQch1gKD3ra4k18PNj3tTUUSqg\\\",\\\"1LtvqCaApEdUGFkpKMM4MstjcaL4dKg8SP\\\"]\"") + + HelpExampleRpc("listunspent", "6, 9999999 \"[\\\"1PGFqEzfmQch1gKD3ra4k18PNj3tTUUSqg\\\",\\\"1LtvqCaApEdUGFkpKMM4MstjcaL4dKg8SP\\\"]\"") + ); + + RPCTypeCheck(params, list_of(int_type)(int_type)(array_type)); + + int nMinDepth = 1; + if (params.size() > 0) + nMinDepth = params[0].get_int(); + + int nMaxDepth = 9999999; + if (params.size() > 1) + nMaxDepth = params[1].get_int(); + + set<CBitcoinAddress> setAddress; + if (params.size() > 2) { + Array inputs = params[2].get_array(); + BOOST_FOREACH(Value& input, inputs) { + CBitcoinAddress address(input.get_str()); + if (!address.IsValid()) + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, string("Invalid Bitcoin address: ")+input.get_str()); + if (setAddress.count(address)) + throw JSONRPCError(RPC_INVALID_PARAMETER, string("Invalid parameter, duplicated address: ")+input.get_str()); + setAddress.insert(address); + } + } + + Array results; + vector<COutput> vecOutputs; + assert(pwalletMain != NULL); + pwalletMain->AvailableCoins(vecOutputs, false); + BOOST_FOREACH(const COutput& out, vecOutputs) { + if (out.nDepth < nMinDepth || out.nDepth > nMaxDepth) + continue; + + if (setAddress.size()) { + CTxDestination address; + if (!ExtractDestination(out.tx->vout[out.i].scriptPubKey, address)) + continue; + + if (!setAddress.count(address)) + continue; + } + + CAmount nValue = out.tx->vout[out.i].nValue; + const CScript& pk = out.tx->vout[out.i].scriptPubKey; + Object entry; + entry.push_back(Pair("txid", out.tx->GetHash().GetHex())); + entry.push_back(Pair("vout", out.i)); + CTxDestination address; + if (ExtractDestination(out.tx->vout[out.i].scriptPubKey, address)) { + entry.push_back(Pair("address", CBitcoinAddress(address).ToString())); + if (pwalletMain->mapAddressBook.count(address)) + entry.push_back(Pair("account", pwalletMain->mapAddressBook[address].name)); + } + entry.push_back(Pair("scriptPubKey", HexStr(pk.begin(), pk.end()))); + if (pk.IsPayToScriptHash()) { + CTxDestination address; + if (ExtractDestination(pk, address)) { + const CScriptID& hash = boost::get<const CScriptID&>(address); + CScript redeemScript; + if (pwalletMain->GetCScript(hash, redeemScript)) + entry.push_back(Pair("redeemScript", HexStr(redeemScript.begin(), redeemScript.end()))); + } + } + entry.push_back(Pair("amount",ValueFromAmount(nValue))); + entry.push_back(Pair("confirmations",out.nDepth)); + entry.push_back(Pair("spendable", out.fSpendable)); + results.push_back(entry); + } + + return results; +} +#endif + +Value createrawtransaction(const Array& params, bool fHelp) +{ + if (fHelp || params.size() != 2) + throw runtime_error( + "createrawtransaction [{\"txid\":\"id\",\"vout\":n},...] {\"address\":amount,...}\n" + "\nCreate a transaction spending the given inputs and sending to the given addresses.\n" + "Returns hex-encoded raw transaction.\n" + "Note that the transaction's inputs are not signed, and\n" + "it is not stored in the wallet or transmitted to the network.\n" + + "\nArguments:\n" + "1. \"transactions\" (string, required) A json array of json objects\n" + " [\n" + " {\n" + " \"txid\":\"id\", (string, required) The transaction id\n" + " \"vout\":n (numeric, required) The output number\n" + " }\n" + " ,...\n" + " ]\n" + "2. \"addresses\" (string, required) a json object with addresses as keys and amounts as values\n" + " {\n" + " \"address\": x.xxx (numeric, required) The key is the bitcoin address, the value is the btc amount\n" + " ,...\n" + " }\n" + + "\nResult:\n" + "\"transaction\" (string) hex string of the transaction\n" + + "\nExamples\n" + + HelpExampleCli("createrawtransaction", "\"[{\\\"txid\\\":\\\"myid\\\",\\\"vout\\\":0}]\" \"{\\\"address\\\":0.01}\"") + + HelpExampleRpc("createrawtransaction", "\"[{\\\"txid\\\":\\\"myid\\\",\\\"vout\\\":0}]\", \"{\\\"address\\\":0.01}\"") + ); + + RPCTypeCheck(params, list_of(array_type)(obj_type)); + + Array inputs = params[0].get_array(); + Object sendTo = params[1].get_obj(); + + CMutableTransaction rawTx; + + BOOST_FOREACH(const Value& input, inputs) { + const Object& o = input.get_obj(); + + uint256 txid = ParseHashO(o, "txid"); + + const Value& vout_v = find_value(o, "vout"); + if (vout_v.type() != int_type) + throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, missing vout key"); + int nOutput = vout_v.get_int(); + if (nOutput < 0) + throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter, vout must be positive"); + + CTxIn in(COutPoint(txid, nOutput)); + rawTx.vin.push_back(in); + } + + set<CBitcoinAddress> setAddress; + BOOST_FOREACH(const Pair& s, sendTo) { + CBitcoinAddress address(s.name_); + if (!address.IsValid()) + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, string("Invalid Bitcoin address: ")+s.name_); + + if (setAddress.count(address)) + throw JSONRPCError(RPC_INVALID_PARAMETER, string("Invalid parameter, duplicated address: ")+s.name_); + setAddress.insert(address); + + CScript scriptPubKey = GetScriptForDestination(address.Get()); + CAmount nAmount = AmountFromValue(s.value_); + + CTxOut out(nAmount, scriptPubKey); + rawTx.vout.push_back(out); + } + + return EncodeHexTx(rawTx); +} + +Value decoderawtransaction(const Array& params, bool fHelp) +{ + if (fHelp || params.size() != 1) + throw runtime_error( + "decoderawtransaction \"hexstring\"\n" + "\nReturn a JSON object representing the serialized, hex-encoded transaction.\n" + + "\nArguments:\n" + "1. \"hex\" (string, required) The transaction hex string\n" + + "\nResult:\n" + "{\n" + " \"txid\" : \"id\", (string) The transaction id\n" + " \"version\" : n, (numeric) The version\n" + " \"locktime\" : ttt, (numeric) The lock time\n" + " \"vin\" : [ (array of json objects)\n" + " {\n" + " \"txid\": \"id\", (string) The transaction id\n" + " \"vout\": n, (numeric) The output number\n" + " \"scriptSig\": { (json object) The script\n" + " \"asm\": \"asm\", (string) asm\n" + " \"hex\": \"hex\" (string) hex\n" + " },\n" + " \"sequence\": n (numeric) The script sequence number\n" + " }\n" + " ,...\n" + " ],\n" + " \"vout\" : [ (array of json objects)\n" + " {\n" + " \"value\" : x.xxx, (numeric) The value in btc\n" + " \"n\" : n, (numeric) index\n" + " \"scriptPubKey\" : { (json object)\n" + " \"asm\" : \"asm\", (string) the asm\n" + " \"hex\" : \"hex\", (string) the hex\n" + " \"reqSigs\" : n, (numeric) The required sigs\n" + " \"type\" : \"pubkeyhash\", (string) The type, eg 'pubkeyhash'\n" + " \"addresses\" : [ (json array of string)\n" + " \"12tvKAXCxZjSmdNbao16dKXC8tRWfcF5oc\" (string) bitcoin address\n" + " ,...\n" + " ]\n" + " }\n" + " }\n" + " ,...\n" + " ],\n" + "}\n" + + "\nExamples:\n" + + HelpExampleCli("decoderawtransaction", "\"hexstring\"") + + HelpExampleRpc("decoderawtransaction", "\"hexstring\"") + ); + + RPCTypeCheck(params, list_of(str_type)); + + CTransaction tx; + + if (!DecodeHexTx(tx, params[0].get_str())) + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed"); + + Object result; + TxToJSON(tx, 0, result); + + return result; +} + +Value decodescript(const Array& params, bool fHelp) +{ + if (fHelp || params.size() != 1) + throw runtime_error( + "decodescript \"hex\"\n" + "\nDecode a hex-encoded script.\n" + "\nArguments:\n" + "1. \"hex\" (string) the hex encoded script\n" + "\nResult:\n" + "{\n" + " \"asm\":\"asm\", (string) Script public key\n" + " \"hex\":\"hex\", (string) hex encoded public key\n" + " \"type\":\"type\", (string) The output type\n" + " \"reqSigs\": n, (numeric) The required signatures\n" + " \"addresses\": [ (json array of string)\n" + " \"address\" (string) bitcoin address\n" + " ,...\n" + " ],\n" + " \"p2sh\",\"address\" (string) script address\n" + "}\n" + "\nExamples:\n" + + HelpExampleCli("decodescript", "\"hexstring\"") + + HelpExampleRpc("decodescript", "\"hexstring\"") + ); + + RPCTypeCheck(params, list_of(str_type)); + + Object r; + CScript script; + if (params[0].get_str().size() > 0){ + vector<unsigned char> scriptData(ParseHexV(params[0], "argument")); + script = CScript(scriptData.begin(), scriptData.end()); + } else { + // Empty scripts are valid + } + ScriptPubKeyToJSON(script, r, false); + + r.push_back(Pair("p2sh", CBitcoinAddress(script.GetID()).ToString())); + return r; +} + +Value signrawtransaction(const Array& params, bool fHelp) +{ + if (fHelp || params.size() < 1 || params.size() > 4) + throw runtime_error( + "signrawtransaction \"hexstring\" ( [{\"txid\":\"id\",\"vout\":n,\"scriptPubKey\":\"hex\",\"redeemScript\":\"hex\"},...] [\"privatekey1\",...] sighashtype )\n" + "\nSign inputs for raw transaction (serialized, hex-encoded).\n" + "The second optional argument (may be null) is an array of previous transaction outputs that\n" + "this transaction depends on but may not yet be in the block chain.\n" + "The third optional argument (may be null) is an array of base58-encoded private\n" + "keys that, if given, will be the only keys used to sign the transaction.\n" +#ifdef ENABLE_WALLET + + HelpRequiringPassphrase() + "\n" +#endif + + "\nArguments:\n" + "1. \"hexstring\" (string, required) The transaction hex string\n" + "2. \"prevtxs\" (string, optional) An json array of previous dependent transaction outputs\n" + " [ (json array of json objects, or 'null' if none provided)\n" + " {\n" + " \"txid\":\"id\", (string, required) The transaction id\n" + " \"vout\":n, (numeric, required) The output number\n" + " \"scriptPubKey\": \"hex\", (string, required) script key\n" + " \"redeemScript\": \"hex\" (string, required for P2SH) redeem script\n" + " }\n" + " ,...\n" + " ]\n" + "3. \"privatekeys\" (string, optional) A json array of base58-encoded private keys for signing\n" + " [ (json array of strings, or 'null' if none provided)\n" + " \"privatekey\" (string) private key in base58-encoding\n" + " ,...\n" + " ]\n" + "4. \"sighashtype\" (string, optional, default=ALL) The signature hash type. Must be one of\n" + " \"ALL\"\n" + " \"NONE\"\n" + " \"SINGLE\"\n" + " \"ALL|ANYONECANPAY\"\n" + " \"NONE|ANYONECANPAY\"\n" + " \"SINGLE|ANYONECANPAY\"\n" + + "\nResult:\n" + "{\n" + " \"hex\": \"value\", (string) The raw transaction with signature(s) (hex-encoded string)\n" + " \"complete\": n (numeric) if transaction has a complete set of signature (0 if not)\n" + "}\n" + + "\nExamples:\n" + + HelpExampleCli("signrawtransaction", "\"myhex\"") + + HelpExampleRpc("signrawtransaction", "\"myhex\"") + ); + + RPCTypeCheck(params, list_of(str_type)(array_type)(array_type)(str_type), true); + + vector<unsigned char> txData(ParseHexV(params[0], "argument 1")); + CDataStream ssData(txData, SER_NETWORK, PROTOCOL_VERSION); + vector<CMutableTransaction> txVariants; + while (!ssData.empty()) { + try { + CMutableTransaction tx; + ssData >> tx; + txVariants.push_back(tx); + } + catch (const std::exception &) { + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed"); + } + } + + if (txVariants.empty()) + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Missing transaction"); + + // mergedTx will end up with all the signatures; it + // starts as a clone of the rawtx: + CMutableTransaction mergedTx(txVariants[0]); + bool fComplete = true; + + // Fetch previous transactions (inputs): + CCoinsView viewDummy; + CCoinsViewCache view(&viewDummy); + { + LOCK(mempool.cs); + CCoinsViewCache &viewChain = *pcoinsTip; + CCoinsViewMemPool viewMempool(&viewChain, mempool); + view.SetBackend(viewMempool); // temporarily switch cache backend to db+mempool view + + BOOST_FOREACH(const CTxIn& txin, mergedTx.vin) { + const uint256& prevHash = txin.prevout.hash; + CCoins coins; + view.AccessCoins(prevHash); // this is certainly allowed to fail + } + + view.SetBackend(viewDummy); // switch back to avoid locking mempool for too long + } + + bool fGivenKeys = false; + CBasicKeyStore tempKeystore; + if (params.size() > 2 && params[2].type() != null_type) { + fGivenKeys = true; + Array keys = params[2].get_array(); + BOOST_FOREACH(Value k, keys) { + CBitcoinSecret vchSecret; + bool fGood = vchSecret.SetString(k.get_str()); + if (!fGood) + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid private key"); + CKey key = vchSecret.GetKey(); + tempKeystore.AddKey(key); + } + } +#ifdef ENABLE_WALLET + else + EnsureWalletIsUnlocked(); +#endif + + // Add previous txouts given in the RPC call: + if (params.size() > 1 && params[1].type() != null_type) { + Array prevTxs = params[1].get_array(); + BOOST_FOREACH(Value& p, prevTxs) { + if (p.type() != obj_type) + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "expected object with {\"txid'\",\"vout\",\"scriptPubKey\"}"); + + Object prevOut = p.get_obj(); + + RPCTypeCheck(prevOut, map_list_of("txid", str_type)("vout", int_type)("scriptPubKey", str_type)); + + uint256 txid = ParseHashO(prevOut, "txid"); + + int nOut = find_value(prevOut, "vout").get_int(); + if (nOut < 0) + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "vout must be positive"); + + vector<unsigned char> pkData(ParseHexO(prevOut, "scriptPubKey")); + CScript scriptPubKey(pkData.begin(), pkData.end()); + + { + CCoinsModifier coins = view.ModifyCoins(txid); + if (coins->IsAvailable(nOut) && coins->vout[nOut].scriptPubKey != scriptPubKey) { + string err("Previous output scriptPubKey mismatch:\n"); + err = err + coins->vout[nOut].scriptPubKey.ToString() + "\nvs:\n"+ + scriptPubKey.ToString(); + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, err); + } + if ((unsigned int)nOut >= coins->vout.size()) + coins->vout.resize(nOut+1); + coins->vout[nOut].scriptPubKey = scriptPubKey; + coins->vout[nOut].nValue = 0; // we don't know the actual output value + } + + // if redeemScript given and not using the local wallet (private keys + // given), add redeemScript to the tempKeystore so it can be signed: + if (fGivenKeys && scriptPubKey.IsPayToScriptHash()) { + RPCTypeCheck(prevOut, map_list_of("txid", str_type)("vout", int_type)("scriptPubKey", str_type)("redeemScript",str_type)); + Value v = find_value(prevOut, "redeemScript"); + if (!(v == Value::null)) { + vector<unsigned char> rsData(ParseHexV(v, "redeemScript")); + CScript redeemScript(rsData.begin(), rsData.end()); + tempKeystore.AddCScript(redeemScript); + } + } + } + } + +#ifdef ENABLE_WALLET + const CKeyStore& keystore = ((fGivenKeys || !pwalletMain) ? tempKeystore : *pwalletMain); +#else + const CKeyStore& keystore = tempKeystore; +#endif + + int nHashType = SIGHASH_ALL; + if (params.size() > 3 && params[3].type() != null_type) { + static map<string, int> mapSigHashValues = + boost::assign::map_list_of + (string("ALL"), int(SIGHASH_ALL)) + (string("ALL|ANYONECANPAY"), int(SIGHASH_ALL|SIGHASH_ANYONECANPAY)) + (string("NONE"), int(SIGHASH_NONE)) + (string("NONE|ANYONECANPAY"), int(SIGHASH_NONE|SIGHASH_ANYONECANPAY)) + (string("SINGLE"), int(SIGHASH_SINGLE)) + (string("SINGLE|ANYONECANPAY"), int(SIGHASH_SINGLE|SIGHASH_ANYONECANPAY)) + ; + string strHashType = params[3].get_str(); + if (mapSigHashValues.count(strHashType)) + nHashType = mapSigHashValues[strHashType]; + else + throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid sighash param"); + } + + bool fHashSingle = ((nHashType & ~SIGHASH_ANYONECANPAY) == SIGHASH_SINGLE); + + // Sign what we can: + for (unsigned int i = 0; i < mergedTx.vin.size(); i++) { + CTxIn& txin = mergedTx.vin[i]; + const CCoins* coins = view.AccessCoins(txin.prevout.hash); + if (coins == NULL || !coins->IsAvailable(txin.prevout.n)) { + fComplete = false; + continue; + } + const CScript& prevPubKey = coins->vout[txin.prevout.n].scriptPubKey; + + txin.scriptSig.clear(); + // Only sign SIGHASH_SINGLE if there's a corresponding output: + if (!fHashSingle || (i < mergedTx.vout.size())) + SignSignature(keystore, prevPubKey, mergedTx, i, nHashType); + + // ... and merge in other signatures: + BOOST_FOREACH(const CMutableTransaction& txv, txVariants) { + txin.scriptSig = CombineSignatures(prevPubKey, mergedTx, i, txin.scriptSig, txv.vin[i].scriptSig); + } + if (!VerifyScript(txin.scriptSig, prevPubKey, STANDARD_SCRIPT_VERIFY_FLAGS, SignatureChecker(mergedTx, i))) + fComplete = false; + } + + Object result; + result.push_back(Pair("hex", EncodeHexTx(mergedTx))); + result.push_back(Pair("complete", fComplete)); + + return result; +} + +Value sendrawtransaction(const Array& params, bool fHelp) +{ + if (fHelp || params.size() < 1 || params.size() > 2) + throw runtime_error( + "sendrawtransaction \"hexstring\" ( allowhighfees )\n" + "\nSubmits raw transaction (serialized, hex-encoded) to local node and network.\n" + "\nAlso see createrawtransaction and signrawtransaction calls.\n" + "\nArguments:\n" + "1. \"hexstring\" (string, required) The hex string of the raw transaction)\n" + "2. allowhighfees (boolean, optional, default=false) Allow high fees\n" + "\nResult:\n" + "\"hex\" (string) The transaction hash in hex\n" + "\nExamples:\n" + "\nCreate a transaction\n" + + HelpExampleCli("createrawtransaction", "\"[{\\\"txid\\\" : \\\"mytxid\\\",\\\"vout\\\":0}]\" \"{\\\"myaddress\\\":0.01}\"") + + "Sign the transaction, and get back the hex\n" + + HelpExampleCli("signrawtransaction", "\"myhex\"") + + "\nSend the transaction (signed hex)\n" + + HelpExampleCli("sendrawtransaction", "\"signedhex\"") + + "\nAs a json rpc call\n" + + HelpExampleRpc("sendrawtransaction", "\"signedhex\"") + ); + + RPCTypeCheck(params, list_of(str_type)(bool_type)); + + // parse hex string from parameter + CTransaction tx; + if (!DecodeHexTx(tx, params[0].get_str())) + throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "TX decode failed"); + uint256 hashTx = tx.GetHash(); + + bool fOverrideFees = false; + if (params.size() > 1) + fOverrideFees = params[1].get_bool(); + + CCoinsViewCache &view = *pcoinsTip; + const CCoins* existingCoins = view.AccessCoins(hashTx); + bool fHaveMempool = mempool.exists(hashTx); + bool fHaveChain = existingCoins && existingCoins->nHeight < 1000000000; + if (!fHaveMempool && !fHaveChain) { + // push to local node and sync with wallets + CValidationState state; + if (!AcceptToMemoryPool(mempool, state, tx, false, NULL, !fOverrideFees)) { + if(state.IsInvalid()) + throw JSONRPCError(RPC_TRANSACTION_REJECTED, strprintf("%i: %s", state.GetRejectCode(), state.GetRejectReason())); + else + throw JSONRPCError(RPC_TRANSACTION_ERROR, state.GetRejectReason()); + } + } else if (fHaveChain) { + throw JSONRPCError(RPC_TRANSACTION_ALREADY_IN_CHAIN, "transaction already in block chain"); + } + RelayTransaction(tx); + + return hashTx.GetHex(); +} |