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104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
//------------------------------------------------------------------------------
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/*
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Copyright (c) 2011-2013, OpenCoin, Inc.
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*/
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//==============================================================================
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LedgerProposal::LedgerProposal (uint256 const& pLgr, uint32 seq, uint256 const& tx, uint32 closeTime,
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const RippleAddress& naPeerPublic, uint256 const& suppression) :
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mPreviousLedger (pLgr), mCurrentHash (tx), mSuppression (suppression), mCloseTime (closeTime),
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mProposeSeq (seq), mPublicKey (naPeerPublic)
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{
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// XXX Validate key.
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// if (!mKey->SetPubKey(pubKey))
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// throw std::runtime_error("Invalid public key in proposal");
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mPeerID = mPublicKey.getNodeID ();
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mTime = boost::posix_time::second_clock::universal_time ();
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}
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LedgerProposal::LedgerProposal (const RippleAddress& naPub, const RippleAddress& naPriv,
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uint256 const& prevLgr, uint256 const& position, uint32 closeTime) :
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mPreviousLedger (prevLgr), mCurrentHash (position), mCloseTime (closeTime), mProposeSeq (0),
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mPublicKey (naPub), mPrivateKey (naPriv)
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{
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mPeerID = mPublicKey.getNodeID ();
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mTime = boost::posix_time::second_clock::universal_time ();
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}
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LedgerProposal::LedgerProposal (uint256 const& prevLgr, uint256 const& position, uint32 closeTime) :
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mPreviousLedger (prevLgr), mCurrentHash (position), mCloseTime (closeTime), mProposeSeq (0)
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{
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mTime = boost::posix_time::second_clock::universal_time ();
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}
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uint256 LedgerProposal::getSigningHash () const
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{
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Serializer s ((32 + 32 + 32 + 256 + 256) / 8);
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s.add32 (getConfig ().SIGN_PROPOSAL);
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s.add32 (mProposeSeq);
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s.add32 (mCloseTime);
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s.add256 (mPreviousLedger);
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s.add256 (mCurrentHash);
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return s.getSHA512Half ();
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}
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bool LedgerProposal::checkSign (const std::string& signature, uint256 const& signingHash)
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{
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return mPublicKey.verifyNodePublic (signingHash, signature);
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}
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bool LedgerProposal::changePosition (uint256 const& newPosition, uint32 closeTime)
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{
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if (mProposeSeq == seqLeave)
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return false;
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mCurrentHash = newPosition;
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mCloseTime = closeTime;
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mTime = boost::posix_time::second_clock::universal_time ();
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++mProposeSeq;
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return true;
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}
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void LedgerProposal::bowOut ()
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{
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mTime = boost::posix_time::second_clock::universal_time ();
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mProposeSeq = seqLeave;
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}
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Blob LedgerProposal::sign (void)
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{
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Blob ret;
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mPrivateKey.signNodePrivate (getSigningHash (), ret);
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// XXX If this can fail, find out sooner.
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// if (!mPrivateKey.signNodePrivate(getSigningHash(), ret))
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// throw std::runtime_error("unable to sign proposal");
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return ret;
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}
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Json::Value LedgerProposal::getJson () const
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{
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Json::Value ret = Json::objectValue;
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ret["previous_ledger"] = mPreviousLedger.GetHex ();
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if (mProposeSeq != seqLeave)
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{
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ret["transaction_hash"] = mCurrentHash.GetHex ();
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ret["propose_seq"] = mProposeSeq;
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}
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ret["close_time"] = mCloseTime;
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if (mPublicKey.isValid ())
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ret["peer_id"] = mPublicKey.humanNodePublic ();
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return ret;
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}
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// vim:ts=4
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