Files
xahaud/Transaction.h
2011-11-25 21:53:12 -08:00

90 lines
2.5 KiB
C++

#ifndef __TRANSACTION__
#define __TRANSACTION__
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include <boost/cstdint.hpp>
#include "key.h"
#include "uint256.h"
#include "newcoin.pb.h"
#include "Hanko.h"
#include "Serializer.h"
#include "Account.h"
/*
We could have made something that inherited from the protobuf transaction but this seemed simpler
*/
enum TransStatus
{
NEW, // just received / generated
INVALID, // no valid signature, insufficient funds
INCLUDED, // added to the current ledger
CONFLICTED, // losing to a conflicting transaction
COMMITTED, // known to be in a ledger
HELD, // not valid now, maybe later
REMOVED // taken out of a ledger
};
class Account;
class LocalAccount;
class Transaction : public boost::enable_shared_from_this<Transaction>
{
public:
typedef boost::shared_ptr<Transaction> pointer;
static const uint32 TransSignMagic=0x54584E00; // "TXN"
private:
uint256 mTransactionID;
uint160 mAccountFrom, mAccountTo;
uint64 mAmount, mFee;
uint32 mFromAccountSeq, mSourceLedger, mIdent;
CKey mFromPubKey;
std::vector<unsigned char> mSignature;
uint32 mInLedger;
TransStatus mStatus;
public:
Transaction();
Transaction(const std::vector<unsigned char>& rawTransaction, bool validate);
Transaction(TransStatus Status, LocalAccount& fromLocal, uint32 fromSeq, const uint160& to, uint64 amount,
uint32 ident, uint32 ledger);
bool sign(LocalAccount& fromLocalAccount);
bool checkSign() const;
void updateID();
void updateFee();
Serializer::pointer getRaw(bool prefix) const;
Serializer::pointer getSigned() const;
const uint256& getID() const { return mTransactionID; }
const uint160& getFromAccount() const { return mAccountFrom; }
const uint160& getToAccount() const { return mAccountTo; }
uint64 getAmount() const { return mAmount; }
uint64 getFee() const { return mFee; }
uint32 getFromAccountSeq() const { return mFromAccountSeq; }
uint32 getSourceLedger() const { return mSourceLedger; }
uint32 getIdent() const { return mIdent; }
const std::vector<unsigned char>& getSignature() const { return mSignature; }
uint32 getLedger() const { return mInLedger; }
TransStatus getStatus() const { return mStatus; }
void setStatus(TransStatus status, uint32 ledgerSeq);
bool operator<(const Transaction &) const;
bool operator>(const Transaction &) const;
bool operator==(const Transaction &) const;
bool operator!=(const Transaction &) const;
bool operator<=(const Transaction &) const;
bool operator>=(const Transaction &) const;
};
#endif