diff options
Diffstat (limited to 'src/bitcoin-tx.cpp')
| -rw-r--r-- | src/bitcoin-tx.cpp | 216 |
1 files changed, 112 insertions, 104 deletions
diff --git a/src/bitcoin-tx.cpp b/src/bitcoin-tx.cpp index e09afd632e..346d8e180d 100644 --- a/src/bitcoin-tx.cpp +++ b/src/bitcoin-tx.cpp @@ -26,12 +26,15 @@ #include <boost/algorithm/string.hpp> #include <boost/assign/list_of.hpp> -using namespace std; - static bool fCreateBlank; -static map<string,UniValue> registers; - -static bool AppInitRawTx(int argc, char* argv[]) +static std::map<std::string,UniValue> registers; +static const int CONTINUE_EXECUTION=-1; + +// +// This function returns either one of EXIT_ codes when it's expected to stop the process or +// CONTINUE_EXECUTION when it's expected to continue further. +// +static int AppInitRawTx(int argc, char* argv[]) { // // Parameters @@ -43,7 +46,7 @@ static bool AppInitRawTx(int argc, char* argv[]) SelectParams(ChainNameFromCommandLine()); } catch (const std::exception& e) { fprintf(stderr, "Error: %s\n", e.what()); - return false; + return EXIT_FAILURE; } fCreateBlank = GetBoolArg("-create", false); @@ -89,57 +92,61 @@ static bool AppInitRawTx(int argc, char* argv[]) strUsage += HelpMessageOpt("set=NAME:JSON-STRING", _("Set register NAME to given JSON-STRING")); fprintf(stdout, "%s", strUsage.c_str()); - return false; + if (argc < 2) { + fprintf(stderr, "Error: too few parameters\n"); + return EXIT_FAILURE; + } + return EXIT_SUCCESS; } - return true; + return CONTINUE_EXECUTION; } -static void RegisterSetJson(const string& key, const string& rawJson) +static void RegisterSetJson(const std::string& key, const std::string& rawJson) { UniValue val; if (!val.read(rawJson)) { - string strErr = "Cannot parse JSON for key " + key; - throw runtime_error(strErr); + std::string strErr = "Cannot parse JSON for key " + key; + throw std::runtime_error(strErr); } registers[key] = val; } -static void RegisterSet(const string& strInput) +static void RegisterSet(const std::string& strInput) { // separate NAME:VALUE in string size_t pos = strInput.find(':'); - if ((pos == string::npos) || + if ((pos == std::string::npos) || (pos == 0) || (pos == (strInput.size() - 1))) - throw runtime_error("Register input requires NAME:VALUE"); + throw std::runtime_error("Register input requires NAME:VALUE"); - string key = strInput.substr(0, pos); - string valStr = strInput.substr(pos + 1, string::npos); + std::string key = strInput.substr(0, pos); + std::string valStr = strInput.substr(pos + 1, std::string::npos); RegisterSetJson(key, valStr); } -static void RegisterLoad(const string& strInput) +static void RegisterLoad(const std::string& strInput) { // separate NAME:FILENAME in string size_t pos = strInput.find(':'); - if ((pos == string::npos) || + if ((pos == std::string::npos) || (pos == 0) || (pos == (strInput.size() - 1))) - throw runtime_error("Register load requires NAME:FILENAME"); + throw std::runtime_error("Register load requires NAME:FILENAME"); - string key = strInput.substr(0, pos); - string filename = strInput.substr(pos + 1, string::npos); + std::string key = strInput.substr(0, pos); + std::string filename = strInput.substr(pos + 1, std::string::npos); FILE *f = fopen(filename.c_str(), "r"); if (!f) { - string strErr = "Cannot open file " + filename; - throw runtime_error(strErr); + std::string strErr = "Cannot open file " + filename; + throw std::runtime_error(strErr); } // load file chunks into one big buffer - string valStr; + std::string valStr; while ((!feof(f)) && (!ferror(f))) { char buf[4096]; int bread = fread(buf, 1, sizeof(buf), f); @@ -153,55 +160,55 @@ static void RegisterLoad(const string& strInput) fclose(f); if (error) { - string strErr = "Error reading file " + filename; - throw runtime_error(strErr); + std::string strErr = "Error reading file " + filename; + throw std::runtime_error(strErr); } // evaluate as JSON buffer register RegisterSetJson(key, valStr); } -static void MutateTxVersion(CMutableTransaction& tx, const string& cmdVal) +static void MutateTxVersion(CMutableTransaction& tx, const std::string& cmdVal) { int64_t newVersion = atoi64(cmdVal); if (newVersion < 1 || newVersion > CTransaction::MAX_STANDARD_VERSION) - throw runtime_error("Invalid TX version requested"); + throw std::runtime_error("Invalid TX version requested"); tx.nVersion = (int) newVersion; } -static void MutateTxLocktime(CMutableTransaction& tx, const string& cmdVal) +static void MutateTxLocktime(CMutableTransaction& tx, const std::string& cmdVal) { int64_t newLocktime = atoi64(cmdVal); if (newLocktime < 0LL || newLocktime > 0xffffffffLL) - throw runtime_error("Invalid TX locktime requested"); + throw std::runtime_error("Invalid TX locktime requested"); tx.nLockTime = (unsigned int) newLocktime; } -static void MutateTxAddInput(CMutableTransaction& tx, const string& strInput) +static void MutateTxAddInput(CMutableTransaction& tx, const std::string& strInput) { std::vector<std::string> vStrInputParts; boost::split(vStrInputParts, strInput, boost::is_any_of(":")); // separate TXID:VOUT in string if (vStrInputParts.size()<2) - throw runtime_error("TX input missing separator"); + throw std::runtime_error("TX input missing separator"); // extract and validate TXID - string strTxid = vStrInputParts[0]; + std::string strTxid = vStrInputParts[0]; if ((strTxid.size() != 64) || !IsHex(strTxid)) - throw runtime_error("invalid TX input txid"); + throw std::runtime_error("invalid TX input txid"); uint256 txid(uint256S(strTxid)); static const unsigned int minTxOutSz = 9; static const unsigned int maxVout = MAX_BLOCK_BASE_SIZE / minTxOutSz; // extract and validate vout - string strVout = vStrInputParts[1]; + std::string strVout = vStrInputParts[1]; int vout = atoi(strVout); if ((vout < 0) || (vout > (int)maxVout)) - throw runtime_error("invalid TX input vout"); + throw std::runtime_error("invalid TX input vout"); // extract the optional sequence number uint32_t nSequenceIn=std::numeric_limits<unsigned int>::max(); @@ -213,26 +220,26 @@ static void MutateTxAddInput(CMutableTransaction& tx, const string& strInput) tx.vin.push_back(txin); } -static void MutateTxAddOutAddr(CMutableTransaction& tx, const string& strInput) +static void MutateTxAddOutAddr(CMutableTransaction& tx, const std::string& strInput) { // separate VALUE:ADDRESS in string size_t pos = strInput.find(':'); - if ((pos == string::npos) || + if ((pos == std::string::npos) || (pos == 0) || (pos == (strInput.size() - 1))) - throw runtime_error("TX output missing separator"); + throw std::runtime_error("TX output missing separator"); // extract and validate VALUE - string strValue = strInput.substr(0, pos); + std::string strValue = strInput.substr(0, pos); CAmount value; if (!ParseMoney(strValue, value)) - throw runtime_error("invalid TX output value"); + throw std::runtime_error("invalid TX output value"); // extract and validate ADDRESS - string strAddr = strInput.substr(pos + 1, string::npos); + std::string strAddr = strInput.substr(pos + 1, std::string::npos); CBitcoinAddress addr(strAddr); if (!addr.IsValid()) - throw runtime_error("invalid TX output address"); + throw std::runtime_error("invalid TX output address"); // build standard output script via GetScriptForDestination() CScript scriptPubKey = GetScriptForDestination(addr.Get()); @@ -242,7 +249,7 @@ static void MutateTxAddOutAddr(CMutableTransaction& tx, const string& strInput) tx.vout.push_back(txout); } -static void MutateTxAddOutData(CMutableTransaction& tx, const string& strInput) +static void MutateTxAddOutData(CMutableTransaction& tx, const std::string& strInput) { CAmount value = 0; @@ -250,20 +257,20 @@ static void MutateTxAddOutData(CMutableTransaction& tx, const string& strInput) size_t pos = strInput.find(':'); if (pos==0) - throw runtime_error("TX output value not specified"); + throw std::runtime_error("TX output value not specified"); - if (pos != string::npos) { + if (pos != std::string::npos) { // extract and validate VALUE - string strValue = strInput.substr(0, pos); + std::string strValue = strInput.substr(0, pos); if (!ParseMoney(strValue, value)) - throw runtime_error("invalid TX output value"); + throw std::runtime_error("invalid TX output value"); } // extract and validate DATA - string strData = strInput.substr(pos + 1, string::npos); + std::string strData = strInput.substr(pos + 1, std::string::npos); if (!IsHex(strData)) - throw runtime_error("invalid TX output data"); + throw std::runtime_error("invalid TX output data"); std::vector<unsigned char> data = ParseHex(strData); @@ -271,22 +278,22 @@ static void MutateTxAddOutData(CMutableTransaction& tx, const string& strInput) tx.vout.push_back(txout); } -static void MutateTxAddOutScript(CMutableTransaction& tx, const string& strInput) +static void MutateTxAddOutScript(CMutableTransaction& tx, const std::string& strInput) { // separate VALUE:SCRIPT in string size_t pos = strInput.find(':'); - if ((pos == string::npos) || + if ((pos == std::string::npos) || (pos == 0)) - throw runtime_error("TX output missing separator"); + throw std::runtime_error("TX output missing separator"); // extract and validate VALUE - string strValue = strInput.substr(0, pos); + std::string strValue = strInput.substr(0, pos); CAmount value; if (!ParseMoney(strValue, value)) - throw runtime_error("invalid TX output value"); + throw std::runtime_error("invalid TX output value"); // extract and validate script - string strScript = strInput.substr(pos + 1, string::npos); + std::string strScript = strInput.substr(pos + 1, std::string::npos); CScript scriptPubKey = ParseScript(strScript); // throws on err // construct TxOut, append to transaction output list @@ -294,26 +301,26 @@ static void MutateTxAddOutScript(CMutableTransaction& tx, const string& strInput tx.vout.push_back(txout); } -static void MutateTxDelInput(CMutableTransaction& tx, const string& strInIdx) +static void MutateTxDelInput(CMutableTransaction& tx, const std::string& strInIdx) { // parse requested deletion index int inIdx = atoi(strInIdx); if (inIdx < 0 || inIdx >= (int)tx.vin.size()) { - string strErr = "Invalid TX input index '" + strInIdx + "'"; - throw runtime_error(strErr.c_str()); + std::string strErr = "Invalid TX input index '" + strInIdx + "'"; + throw std::runtime_error(strErr.c_str()); } // delete input from transaction tx.vin.erase(tx.vin.begin() + inIdx); } -static void MutateTxDelOutput(CMutableTransaction& tx, const string& strOutIdx) +static void MutateTxDelOutput(CMutableTransaction& tx, const std::string& strOutIdx) { // parse requested deletion index int outIdx = atoi(strOutIdx); if (outIdx < 0 || outIdx >= (int)tx.vout.size()) { - string strErr = "Invalid TX output index '" + strOutIdx + "'"; - throw runtime_error(strErr.c_str()); + std::string strErr = "Invalid TX output index '" + strOutIdx + "'"; + throw std::runtime_error(strErr.c_str()); } // delete output from transaction @@ -333,7 +340,7 @@ static const struct { {"SINGLE|ANYONECANPAY", SIGHASH_SINGLE|SIGHASH_ANYONECANPAY}, }; -static bool findSighashFlags(int& flags, const string& flagStr) +static bool findSighashFlags(int& flags, const std::string& flagStr) { flags = 0; @@ -347,17 +354,17 @@ static bool findSighashFlags(int& flags, const string& flagStr) return false; } -uint256 ParseHashUO(map<string,UniValue>& o, string strKey) +uint256 ParseHashUO(std::map<std::string,UniValue>& o, std::string strKey) { if (!o.count(strKey)) return uint256(); return ParseHashUV(o[strKey], strKey); } -vector<unsigned char> ParseHexUO(map<string,UniValue>& o, string strKey) +std::vector<unsigned char> ParseHexUO(std::map<std::string,UniValue>& o, std::string strKey) { if (!o.count(strKey)) { - vector<unsigned char> emptyVec; + std::vector<unsigned char> emptyVec; return emptyVec; } return ParseHexUV(o[strKey], strKey); @@ -366,24 +373,24 @@ vector<unsigned char> ParseHexUO(map<string,UniValue>& o, string strKey) static CAmount AmountFromValue(const UniValue& value) { if (!value.isNum() && !value.isStr()) - throw runtime_error("Amount is not a number or string"); + throw std::runtime_error("Amount is not a number or string"); CAmount amount; if (!ParseFixedPoint(value.getValStr(), 8, &amount)) - throw runtime_error("Invalid amount"); + throw std::runtime_error("Invalid amount"); if (!MoneyRange(amount)) - throw runtime_error("Amount out of range"); + throw std::runtime_error("Amount out of range"); return amount; } -static void MutateTxSign(CMutableTransaction& tx, const string& flagStr) +static void MutateTxSign(CMutableTransaction& tx, const std::string& flagStr) { int nHashType = SIGHASH_ALL; if (flagStr.size() > 0) if (!findSighashFlags(nHashType, flagStr)) - throw runtime_error("unknown sighash flag/sign option"); + throw std::runtime_error("unknown sighash flag/sign option"); - vector<CTransaction> txVariants; + std::vector<CTransaction> txVariants; txVariants.push_back(tx); // mergedTx will end up with all the signatures; it @@ -394,17 +401,17 @@ static void MutateTxSign(CMutableTransaction& tx, const string& flagStr) CCoinsViewCache view(&viewDummy); if (!registers.count("privatekeys")) - throw runtime_error("privatekeys register variable must be set."); + throw std::runtime_error("privatekeys register variable must be set."); CBasicKeyStore tempKeystore; UniValue keysObj = registers["privatekeys"]; for (unsigned int kidx = 0; kidx < keysObj.size(); kidx++) { if (!keysObj[kidx].isStr()) - throw runtime_error("privatekey not a string"); + throw std::runtime_error("privatekey not a std::string"); CBitcoinSecret vchSecret; bool fGood = vchSecret.SetString(keysObj[kidx].getValStr()); if (!fGood) - throw runtime_error("privatekey not valid"); + throw std::runtime_error("privatekey not valid"); CKey key = vchSecret.GetKey(); tempKeystore.AddKey(key); @@ -412,34 +419,34 @@ static void MutateTxSign(CMutableTransaction& tx, const string& flagStr) // Add previous txouts given in the RPC call: if (!registers.count("prevtxs")) - throw runtime_error("prevtxs register variable must be set."); + throw std::runtime_error("prevtxs register variable must be set."); UniValue prevtxsObj = registers["prevtxs"]; { for (unsigned int previdx = 0; previdx < prevtxsObj.size(); previdx++) { UniValue prevOut = prevtxsObj[previdx]; if (!prevOut.isObject()) - throw runtime_error("expected prevtxs internal object"); + throw std::runtime_error("expected prevtxs internal object"); - map<string,UniValue::VType> types = boost::assign::map_list_of("txid", UniValue::VSTR)("vout",UniValue::VNUM)("scriptPubKey",UniValue::VSTR); + std::map<std::string,UniValue::VType> types = boost::assign::map_list_of("txid", UniValue::VSTR)("vout",UniValue::VNUM)("scriptPubKey",UniValue::VSTR); if (!prevOut.checkObject(types)) - throw runtime_error("prevtxs internal object typecheck fail"); + throw std::runtime_error("prevtxs internal object typecheck fail"); uint256 txid = ParseHashUV(prevOut["txid"], "txid"); int nOut = atoi(prevOut["vout"].getValStr()); if (nOut < 0) - throw runtime_error("vout must be positive"); + throw std::runtime_error("vout must be positive"); - vector<unsigned char> pkData(ParseHexUV(prevOut["scriptPubKey"], "scriptPubKey")); + std::vector<unsigned char> pkData(ParseHexUV(prevOut["scriptPubKey"], "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"); + std::string err("Previous output scriptPubKey mismatch:\n"); err = err + ScriptToAsmStr(coins->vout[nOut].scriptPubKey) + "\nvs:\n"+ ScriptToAsmStr(scriptPubKey); - throw runtime_error(err); + throw std::runtime_error(err); } if ((unsigned int)nOut >= coins->vout.size()) coins->vout.resize(nOut+1); @@ -455,7 +462,7 @@ static void MutateTxSign(CMutableTransaction& tx, const string& flagStr) if ((scriptPubKey.IsPayToScriptHash() || scriptPubKey.IsPayToWitnessScriptHash()) && prevOut.exists("redeemScript")) { UniValue v = prevOut["redeemScript"]; - vector<unsigned char> rsData(ParseHexUV(v, "redeemScript")); + std::vector<unsigned char> rsData(ParseHexUV(v, "redeemScript")); CScript redeemScript(rsData.begin(), rsData.end()); tempKeystore.AddCScript(redeemScript); } @@ -512,8 +519,8 @@ public: } }; -static void MutateTx(CMutableTransaction& tx, const string& command, - const string& commandVal) +static void MutateTx(CMutableTransaction& tx, const std::string& command, + const std::string& commandVal) { std::unique_ptr<Secp256k1Init> ecc; @@ -548,7 +555,7 @@ static void MutateTx(CMutableTransaction& tx, const string& command, RegisterSet(commandVal); else - throw runtime_error("unknown command"); + throw std::runtime_error("unknown command"); } static void OutputTxJSON(const CTransaction& tx) @@ -556,20 +563,20 @@ static void OutputTxJSON(const CTransaction& tx) UniValue entry(UniValue::VOBJ); TxToUniv(tx, uint256(), entry); - string jsonOutput = entry.write(4); + std::string jsonOutput = entry.write(4); fprintf(stdout, "%s\n", jsonOutput.c_str()); } static void OutputTxHash(const CTransaction& tx) { - string strHexHash = tx.GetHash().GetHex(); // the hex-encoded transaction hash (aka the transaction id) + std::string strHexHash = tx.GetHash().GetHex(); // the hex-encoded transaction hash (aka the transaction id) fprintf(stdout, "%s\n", strHexHash.c_str()); } static void OutputTxHex(const CTransaction& tx) { - string strHex = EncodeHexTx(tx); + std::string strHex = EncodeHexTx(tx); fprintf(stdout, "%s\n", strHex.c_str()); } @@ -584,10 +591,10 @@ static void OutputTx(const CTransaction& tx) OutputTxHex(tx); } -static string readStdin() +static std::string readStdin() { char buf[4096]; - string ret; + std::string ret; while (!feof(stdin)) { size_t bread = fread(buf, 1, sizeof(buf), stdin); @@ -597,7 +604,7 @@ static string readStdin() } if (ferror(stdin)) - throw runtime_error("error reading stdin"); + throw std::runtime_error("error reading stdin"); boost::algorithm::trim_right(ret); @@ -606,7 +613,7 @@ static string readStdin() static int CommandLineRawTx(int argc, char* argv[]) { - string strPrint; + std::string strPrint; int nRet = 0; try { // Skip switches; Permit common stdin convention "-" @@ -622,15 +629,15 @@ static int CommandLineRawTx(int argc, char* argv[]) if (!fCreateBlank) { // require at least one param if (argc < 2) - throw runtime_error("too few parameters"); + throw std::runtime_error("too few parameters"); // param: hex-encoded bitcoin transaction - string strHexTx(argv[1]); + std::string strHexTx(argv[1]); if (strHexTx == "-") // "-" implies standard input strHexTx = readStdin(); - if (!DecodeHexTx(txDecodeTmp, strHexTx)) - throw runtime_error("invalid transaction encoding"); + if (!DecodeHexTx(txDecodeTmp, strHexTx, true)) + throw std::runtime_error("invalid transaction encoding"); startArg = 2; } else @@ -639,10 +646,10 @@ static int CommandLineRawTx(int argc, char* argv[]) CMutableTransaction tx(txDecodeTmp); for (int i = startArg; i < argc; i++) { - string arg = argv[i]; - string key, value; + std::string arg = argv[i]; + std::string key, value; size_t eqpos = arg.find('='); - if (eqpos == string::npos) + if (eqpos == std::string::npos) key = arg; else { key = arg.substr(0, eqpos); @@ -659,7 +666,7 @@ static int CommandLineRawTx(int argc, char* argv[]) throw; } catch (const std::exception& e) { - strPrint = string("error: ") + e.what(); + strPrint = std::string("error: ") + e.what(); nRet = EXIT_FAILURE; } catch (...) { @@ -678,8 +685,9 @@ int main(int argc, char* argv[]) SetupEnvironment(); try { - if(!AppInitRawTx(argc, argv)) - return EXIT_FAILURE; + int ret = AppInitRawTx(argc, argv); + if (ret != CONTINUE_EXECUTION) + return ret; } catch (const std::exception& e) { PrintExceptionContinue(&e, "AppInitRawTx()"); |