Files
xahaud/src/cpp/ripple/LedgerProposal.h
2013-02-09 16:17:12 -08:00

80 lines
2.7 KiB
C++

#ifndef __PROPOSELEDGER__
#define __PROPOSELEDGER__
#include <vector>
#include <string>
#include <boost/shared_ptr.hpp>
#include "../json/value.h"
#include "RippleAddress.h"
#include "Serializer.h"
#include "InstanceCounter.h"
DEFINE_INSTANCE(LedgerProposal);
class LedgerProposal : private IS_INSTANCE(LedgerProposal)
{
protected:
uint256 mPreviousLedger, mCurrentHash, mSuppression;
uint32 mCloseTime, mProposeSeq;
uint160 mPeerID;
RippleAddress mPublicKey;
RippleAddress mPrivateKey; // If ours
std::string mSignature; // set only if needed
boost::posix_time::ptime mTime;
public:
static const uint32 seqLeave = 0xffffffff; // leaving the consensus process
typedef boost::shared_ptr<LedgerProposal> pointer;
typedef const pointer& ref;
// proposal from peer
LedgerProposal(const uint256& prevLgr, uint32 proposeSeq, const uint256& propose,
uint32 closeTime, const RippleAddress& naPeerPublic, const uint256& suppress);
// our first proposal
LedgerProposal(const RippleAddress& pubKey, const RippleAddress& privKey,
const uint256& prevLedger, const uint256& position, uint32 closeTime);
// an unsigned "dummy" proposal for nodes not validating
LedgerProposal(const uint256& prevLedger, const uint256& position, uint32 closeTime);
uint256 getSigningHash() const;
bool checkSign(const std::string& signature, const uint256& signingHash);
bool checkSign(const std::string& signature) { return checkSign(signature, getSigningHash()); }
bool checkSign() { return checkSign(mSignature, getSigningHash()); }
const uint160& getPeerID() const { return mPeerID; }
const uint256& getCurrentHash() const { return mCurrentHash; }
const uint256& getPrevLedger() const { return mPreviousLedger; }
const uint256& getSuppression() const { return mSuppression; }
uint32 getProposeSeq() const { return mProposeSeq; }
uint32 getCloseTime() const { return mCloseTime; }
const RippleAddress& peekPublic() const { return mPublicKey; }
std::vector<unsigned char> getPubKey() const { return mPublicKey.getNodePublic(); }
std::vector<unsigned char> sign();
void setPrevLedger(const uint256& prevLedger) { mPreviousLedger = prevLedger; }
void setSignature(const std::string& signature) { mSignature = signature; }
bool hasSignature() { return !mSignature.empty(); }
bool isPrevLedger(const uint256& pl) { return mPreviousLedger == pl; }
bool isBowOut() { return mProposeSeq == seqLeave; }
const boost::posix_time::ptime getCreateTime() { return mTime; }
bool isStale(boost::posix_time::ptime cutoff) { return mTime <= cutoff; }
bool changePosition(const uint256& newPosition, uint32 newCloseTime);
void bowOut();
Json::Value getJson() const;
};
#endif
// vim:ts=4