Files
rippled/src/LedgerProposal.cpp
2012-06-13 16:53:09 -07:00

67 lines
1.6 KiB
C++

#include "LedgerProposal.h"
#include <boost/make_shared.hpp>
#include "key.h"
#include "Application.h"
LedgerProposal::LedgerProposal(const uint256& pLgr, uint32 seq, const uint256& tx, const NewcoinAddress& naPeerPublic) :
mPreviousLedger(pLgr), mCurrentHash(tx), mProposeSeq(seq)
{
mPublicKey = naPeerPublic;
// XXX Validate key.
// if (!mKey->SetPubKey(pubKey))
// throw std::runtime_error("Invalid public key in proposal");
mPreviousLedger = theApp->getMasterLedger().getClosedLedger()->getHash();
mPeerID = mPublicKey.getNodeID();
}
LedgerProposal::LedgerProposal(const NewcoinAddress& naSeed, const uint256& prevLgr, const uint256& position) :
mPreviousLedger(prevLgr), mCurrentHash(position), mProposeSeq(0)
{
mSeed = naSeed;
mPublicKey = NewcoinAddress::createNodePublic(naSeed);
mPrivateKey = NewcoinAddress::createNodePrivate(naSeed);
mPeerID = mPublicKey.getNodeID();
}
uint256 LedgerProposal::getSigningHash() const
{
Serializer s(72);
s.add32(sProposeMagic);
s.add32(mProposeSeq);
s.add256(mPreviousLedger);
s.add256(mCurrentHash);
return s.getSHA512Half();
}
bool LedgerProposal::checkSign(const std::string& signature)
{
return mPublicKey.verifyNodePublic(getSigningHash(), signature);
}
void LedgerProposal::changePosition(const uint256& newPosition)
{
mCurrentHash = newPosition;
++mProposeSeq;
}
std::vector<unsigned char> LedgerProposal::sign(void)
{
std::vector<unsigned char> ret;
mPrivateKey.signNodePrivate(getSigningHash(), ret);
// XXX If this can fail, find out sooner.
// if (!mPrivateKey.signNodePrivate(getSigningHash(), ret))
// throw std::runtime_error("unable to sign proposal");
return ret;
}
// vim:ts=4