dash/src/spork.h

// Copyright (c) 2009-2012 The Dash developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef SPORK_H
#define SPORK_H

#include "sync.h"
#include "net.h"
#include "key.h"
#include "util.h"
#include "base58.h"
#include "main.h"

#include "protocol.h"
#include "darksend.h"
#include <boost/lexical_cast.hpp>

using namespace std;
using namespace boost;

/*
    Don't ever reuse these IDs for other sporks
    - This would result in old clients getting confused about which spork is for what
*/
#define SPORK_START                                           10001
#define SPORK_END                                             10009

#define SPORK_2_INSTANTX                                      10001
#define SPORK_3_INSTANTX_BLOCK_FILTERING                      10002
#define SPORK_5_MAX_VALUE                                     10004
#define SPORK_7_MASTERNODE_SCANNING                           10006
#define SPORK_8_MASTERNODE_PAYMENT_ENFORCEMENT                10007
#define SPORK_9_MASTERNODE_BUDGET_ENFORCEMENT                 10008
#define SPORK_10_MASTERNODE_PAY_NEWEST_NODES                  10009
#define SPORK_11_RESET_BUDGET                                 10010

#define SPORK_2_INSTANTX_DEFAULT                              978307200   //2001-1-1
#define SPORK_3_INSTANTX_BLOCK_FILTERING_DEFAULT              1424217600  //2015-2-18
#define SPORK_5_MAX_VALUE_DEFAULT                             1000        //1000 DASH
#define SPORK_7_MASTERNODE_SCANNING_DEFAULT                   978307200   //2001-1-1
#define SPORK_8_MASTERNODE_PAYMENT_ENFORCEMENT_DEFAULT        1444217600   //OFF
#define SPORK_9_MASTERNODE_BUDGET_ENFORCEMENT_DEFAULT         1444217600   //OFF
#define SPORK_10_MASTERNODE_PAY_NEWEST_NODES_DEFAULT          1444217600   //OFF
#define SPORK_11_RESET_BUDGET_DEFAULT                         0
    
class CSporkMessage;
class CSporkManager;

extern std::map<uint256, CSporkMessage> mapSporks;
extern std::map<int, CSporkMessage> mapSporksActive;
extern CSporkManager sporkManager;

void ProcessSpork(CNode* pfrom, std::string& strCommand, CDataStream& vRecv);
int GetSporkValue(int nSporkID);
bool IsSporkActive(int nSporkID);
void ExecuteSpork(int nSporkID, int nValue);

//
// Spork Class
// Keeps track of all of the network spork settings
//

class CSporkMessage
{
public:
    std::vector<unsigned char> vchSig;
    int nSporkID;
    int64_t nValue;
    int64_t nTimeSigned;

    uint256 GetHash(){
        uint256 n = HashX11(BEGIN(nSporkID), END(nTimeSigned));
        return n;
    }

    ADD_SERIALIZE_METHODS;

    template <typename Stream, typename Operation>
    inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
        READWRITE(nSporkID);
        READWRITE(nValue);
        READWRITE(nTimeSigned);
        READWRITE(vchSig);
    }
};


class CSporkManager
{
private:
    std::vector<unsigned char> vchSig;
    std::string strMasterPrivKey;

public:

    CSporkManager() {
    }

    std::string GetSporkNameByID(int id);
    int GetSporkIDByName(std::string strName);
    bool UpdateSpork(int nSporkID, int64_t nValue);
    bool SetPrivKey(std::string strPrivKey);
    bool CheckSignature(CSporkMessage& spork);
    bool Sign(CSporkMessage& spork);
    void Relay(CSporkMessage& msg);

};

#endif