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281 lines
9.9 KiB
C++
281 lines
9.9 KiB
C++
#ifndef __TRANSACTION__
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#define __TRANSACTION__
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#include <vector>
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#include <boost/shared_ptr.hpp>
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#include <boost/enable_shared_from_this.hpp>
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#include <boost/cstdint.hpp>
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#include "../json/value.h"
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#include "key.h"
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#include "uint256.h"
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#include "../obj/src/newcoin.pb.h"
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#include "Serializer.h"
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#include "SHAMap.h"
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#include "SerializedTransaction.h"
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enum TransStatus
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{
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NEW = 0, // just received / generated
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INVALID = 1, // no valid signature, insufficient funds
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INCLUDED = 2, // added to the current ledger
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CONFLICTED = 3, // losing to a conflicting transaction
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COMMITTED = 4, // known to be in a ledger
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HELD = 5, // not valid now, maybe later
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REMOVED = 6, // taken out of a ledger
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OBSOLETE = 7, // a compatible transaction has taken precedence
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INCOMPLETE = 8 // needs more signatures
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};
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// This class is for constructing and examining transactions. Transactions are static so manipulation functions are unnecessary.
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class Transaction : public boost::enable_shared_from_this<Transaction>
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{
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public:
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typedef boost::shared_ptr<Transaction> pointer;
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private:
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uint256 mTransactionID;
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NewcoinAddress mAccountFrom;
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NewcoinAddress mFromPubKey; // Sign transaction with this. mSignPubKey
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NewcoinAddress mSourcePrivate; // Sign transaction with this.
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uint32 mInLedger;
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TransStatus mStatus;
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SerializedTransaction::pointer mTransaction;
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Transaction::pointer setAccountSet(
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const NewcoinAddress& naPrivateKey,
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bool bUnsetEmailHash,
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const uint128& uEmailHash,
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bool bUnsetWalletLocator,
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const uint256& uWalletLocator,
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const NewcoinAddress& naMessagePublic);
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Transaction::pointer setClaim(
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const NewcoinAddress& naPrivateKey,
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const std::vector<unsigned char>& vucGenerator,
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const std::vector<unsigned char>& vucPubKey,
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const std::vector<unsigned char>& vucSignature);
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Transaction::pointer setCreate(
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const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naCreateAccountID,
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const STAmount& saFund);
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Transaction::pointer setCreditSet(
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const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naDstAccountID,
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const STAmount& saLimitAmount,
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uint32 uAcceptRate);
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Transaction::pointer setNicknameSet(
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const NewcoinAddress& naPrivateKey,
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const uint256& uNickname,
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bool bSetOffer,
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const STAmount& saMinimumOffer,
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const std::vector<unsigned char>& vucSignature);
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Transaction::pointer setPasswordFund(
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const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naDstAccountID);
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Transaction::pointer setPasswordSet(
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const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naAuthKeyID,
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const std::vector<unsigned char>& vucGenerator,
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const std::vector<unsigned char>& vucPubKey,
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const std::vector<unsigned char>& vucSignature);
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Transaction::pointer setPayment(
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const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naDstAccountID,
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const STAmount& saAmount,
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const STAmount& saSendMax,
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const STPathSet& spPaths);
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Transaction::pointer setTransitSet(
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const NewcoinAddress& naPrivateKey,
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uint32 uTransitRate,
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uint32 uTransitStart,
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uint32 uTransitExpire);
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Transaction::pointer setWalletAdd(
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const NewcoinAddress& naPrivateKey,
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const STAmount& saAmount,
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const NewcoinAddress& naAuthKeyID,
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const NewcoinAddress& naNewPubKey,
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const std::vector<unsigned char>& vucSignature);
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public:
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Transaction(const SerializedTransaction::pointer st, bool bValidate);
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static Transaction::pointer sharedTransaction(const std::vector<unsigned char>&vucTransaction, bool bValidate);
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Transaction(
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TransactionType ttKind,
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const NewcoinAddress& naPublicKey, // To prove transaction is consistent and authorized.
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const NewcoinAddress& naSourceAccount, // To identify the paying account.
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uint32 uSeq, // To order transactions.
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const STAmount& saFee, // Transaction fee.
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uint32 uSourceTag); // User call back value.
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// Change account settings.
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static Transaction::pointer sharedAccountSet(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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bool bUnsetEmailHash,
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const uint128& uEmailHash,
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bool bUnsetWalletLocator,
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const uint256& uWalletLocator,
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const NewcoinAddress& naMessagePublic);
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// Claim a wallet.
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static Transaction::pointer sharedClaim(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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uint32 uSourceTag,
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const std::vector<unsigned char>& vucGenerator,
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const std::vector<unsigned char>& vucPubKey,
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const std::vector<unsigned char>& vucSignature);
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// Create an account.
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static Transaction::pointer sharedCreate(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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const NewcoinAddress& naCreateAccountID, // Account to create.
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const STAmount& saFund); // Initial funds in XNC.
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// Set credit limit and borrow fees.
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static Transaction::pointer sharedCreditSet(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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const NewcoinAddress& naDstAccountID,
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const STAmount& saLimitAmount,
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uint32 uAcceptRate);
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// Set Nickname
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static Transaction::pointer sharedNicknameSet(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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const uint256& uNickname,
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bool bSetOffer,
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const STAmount& saMinimumOffer,
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const std::vector<unsigned char>& vucSignature);
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// Pre-fund password change.
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static Transaction::pointer sharedPasswordFund(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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const NewcoinAddress& naDstAccountID);
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// Change a password.
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static Transaction::pointer sharedPasswordSet(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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uint32 uSourceTag,
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const NewcoinAddress& naAuthKeyID, // ID of regular public to auth.
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const std::vector<unsigned char>& vucGenerator,
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const std::vector<unsigned char>& vucPubKey,
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const std::vector<unsigned char>& vucSignature);
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// Make a payment.
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static Transaction::pointer sharedPayment(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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const NewcoinAddress& naDstAccountID,
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const STAmount& saAmount,
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const STAmount& saSendMax,
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const STPathSet& saPaths);
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// Set transit fees.
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static Transaction::pointer sharedTransitSet(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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uint32 uTransitRate,
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uint32 uTransitStart,
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uint32 uTransitExpire);
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// Add an account to a wallet.
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static Transaction::pointer sharedWalletAdd(
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const NewcoinAddress& naPublicKey, const NewcoinAddress& naPrivateKey,
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const NewcoinAddress& naSourceAccount,
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uint32 uSeq,
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const STAmount& saFee,
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uint32 uSourceTag,
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const STAmount& saAmount, // Initial funds in XNC.
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const NewcoinAddress& naAuthKeyID, // ID of regular public to auth.
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const NewcoinAddress& naNewPubKey, // Public key of new account
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const std::vector<unsigned char>& vucSignature); // Proof know new account's private key.
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bool sign(const NewcoinAddress& naAccountPrivate);
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bool checkSign() const;
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void updateID() { mTransactionID=mTransaction->getTransactionID(); }
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SerializedTransaction::pointer getSTransaction() { return mTransaction; }
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const uint256& getID() const { return mTransactionID; }
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const NewcoinAddress& getFromAccount() const { return mAccountFrom; }
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STAmount getAmount() const { return mTransaction->getITFieldU64(sfAmount); }
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STAmount getFee() const { return mTransaction->getTransactionFee(); }
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uint32 getFromAccountSeq() const { return mTransaction->getSequence(); }
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uint32 getSourceLedger() const { return mTransaction->getITFieldU32(sfTargetLedger); }
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uint32 getIdent() const { return mTransaction->getITFieldU32(sfSourceTag); }
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std::vector<unsigned char> getSignature() const { return mTransaction->getSignature(); }
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uint32 getLedger() const { return mInLedger; }
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TransStatus getStatus() const { return mStatus; }
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void setStatus(TransStatus status, uint32 ledgerSeq);
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void setStatus(TransStatus status) { mStatus=status; }
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void setLedger(uint32 ledger) { mInLedger = ledger; }
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// database functions
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static void saveTransaction(Transaction::pointer);
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bool save();
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static Transaction::pointer load(const uint256& id);
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static Transaction::pointer findFrom(const NewcoinAddress& fromID, uint32 seq);
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// conversion function
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static bool convertToTransactions(uint32 ourLedgerSeq, uint32 otherLedgerSeq,
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bool checkFirstTransactions, bool checkSecondTransactions, const SHAMap::SHAMapDiff& inMap,
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std::map<uint256, std::pair<Transaction::pointer, Transaction::pointer> >& outMap);
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bool operator<(const Transaction&) const;
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bool operator>(const Transaction&) const;
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bool operator==(const Transaction&) const;
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bool operator!=(const Transaction&) const;
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bool operator<=(const Transaction&) const;
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bool operator>=(const Transaction&) const;
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Json::Value getJson(bool decorate, bool paid_local=false, bool credited_local=false) const;
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static bool isHexTxID(const std::string&);
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protected:
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static Transaction::pointer transactionFromSQL(const std::string& statement);
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};
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#endif
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// vim:ts=4
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