Files
xahaud/src/LocalAccount.h
2012-04-23 15:57:29 -07:00

110 lines
3.0 KiB
C++

#ifndef __LOCALACCOUNT__
#define __LOCALACCOUNT__
#include <boost/enable_shared_from_this.hpp>
#include <boost/shared_ptr.hpp>
class LocalAccountFamily;
class LocalAccount
{ // tracks keys for local accounts
public:
typedef boost::shared_ptr<LocalAccount> pointer;
protected:
// core account information
CKey::pointer mPublicKey;
NewcoinAddress mAcctID;
std::string mComment;
// family information
boost::shared_ptr<LocalAccountFamily> mFamily;
int mAccountFSeq;
// local usage tracking
uint64 mLgrBalance; // The balance, from the last ledger
int64 mTxnDelta; // The balance changes from local/pending transactions
uint32 mTxnSeq; // The sequence number of the next transaction
public:
LocalAccount(boost::shared_ptr<LocalAccountFamily> family, int accountSeq);
// Database operations
bool read(); // reads any existing data
bool write(); // creates the record in the first place
bool updateName(); // writes changed name/comment
bool updateBalance(); // writes changed balance/seq
const NewcoinAddress& getAddress() const { return mAcctID; }
int getAcctFSeq() const { return mAccountFSeq; }
std::string getFullName() const;
std::string getFamilyName() const;
bool isLocked() const;
bool isIssued() const;
CKey::pointer getPublicKey() { return mPublicKey; }
CKey::pointer getPrivateKey();
Json::Value getJson() const;
void update(uint64 balance, uint32 seq);
uint32 getTxnSeq() const { return mTxnSeq; }
uint32 incTxnSeq() { return mTxnSeq++; }
int64 getEffectiveBalance() const { return static_cast<int64_t>(mLgrBalance) + mTxnDelta; }
void credit(uint64 amount) { mTxnDelta += amount; }
void debit(uint64 amount) { mTxnDelta -= amount; }
void setLedgerBalance(uint64_t lb) { mLgrBalance = lb; if (mTxnSeq == 0) mTxnSeq = 1; }
void syncLedger();
};
class LocalAccountFamily : public boost::enable_shared_from_this<LocalAccountFamily>
{ // tracks families of local accounts
public:
typedef boost::shared_ptr<LocalAccountFamily> pointer;
protected:
std::map<int, LocalAccount::pointer> mAccounts;
NewcoinAddress mFamily; // Family generator
uint32 mLastSeq;
std::string mComment;
BIGNUM* mRootPrivateKey;
public:
LocalAccountFamily(const NewcoinAddress& familyGenerator);
~LocalAccountFamily();
const NewcoinAddress& getFamily() const { return mFamily; }
void unlock(BIGNUM* privateKey);
void lock();
bool isLocked() const { return mRootPrivateKey==NULL; }
void setSeq(uint32 s) { mLastSeq=s; }
uint32 getSeq() { return mLastSeq; }
void setComment(const std::string& c) { mComment=c; }
std::map<int, LocalAccount::pointer>& getAcctMap() { return mAccounts; }
LocalAccount::pointer get(int seq);
NewcoinAddress getAccount(int seq, bool keep);
CKey::pointer getPrivateKey(int seq);
CKey::pointer getPublicKey(int seq);
std::string getComment() const { return mComment; }
Json::Value getJson() const;
static std::string getSQLFields();
std::string getSQL() const;
static LocalAccountFamily::pointer readFamily(const NewcoinAddress& family);
void write(bool is_new);
};
#endif
// vim:ts=4