standard.h

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// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2014 The Bitcoin developers
// Copyright (c) 2017-2021 The PIVX Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
#ifndef PIVX_SCRIPT_STANDARD_H
#define PIVX_SCRIPT_STANDARD_H
 
#include "script/interpreter.h"
#include "uint256.h"
 
#include <boost/variant.hpp>
 
#include <stdint.h>
 
static const bool DEFAULT_ACCEPT_DATACARRIER = true;
 
class CKeyID;
class CScript;
 
class CScriptID : public uint160
{
public:
    CScriptID() : uint160() {}
    CScriptID(const CScript& in);
    CScriptID(const uint160& in) : uint160(in) {}
};
 
static const unsigned int MAX_OP_RETURN_RELAY = 83;      
extern unsigned nMaxDatacarrierBytes;
 
static const unsigned int MANDATORY_SCRIPT_VERIFY_FLAGS = SCRIPT_VERIFY_P2SH;
 
enum txnouttype
{
    TX_NONSTANDARD,
    // 'standard' transaction types:
    TX_PUBKEY,
    TX_PUBKEYHASH,
    TX_SCRIPTHASH,
    TX_MULTISIG,
    TX_NULL_DATA,
    TX_COLDSTAKE,
    TX_EXCHANGEADDR
};
 
class CNoDestination {
public:
    friend bool operator==(const CNoDestination &a, const CNoDestination &b) { return true; }
    friend bool operator<(const CNoDestination &a, const CNoDestination &b) { return true; }
};
 
typedef boost::variant<CNoDestination, CKeyID, CScriptID, CExchangeKeyID> CTxDestination;
 
bool IsValidDestination(const CTxDestination& dest);
 
const char* GetTxnOutputType(txnouttype t);
 
bool Solver(const CScript& scriptPubKey, txnouttype& typeRet, std::vector<std::vector<unsigned char> >& vSolutionsRet);
 
bool ExtractDestination(const CScript& scriptPubKey, CTxDestination& addressRet, bool fColdStake = false);
 
bool ExtractDestinations(const CScript& scriptPubKey, txnouttype& typeRet, std::vector<CTxDestination>& addressRet, int& nRequiredRet);
 
CScript GetScriptForDestination(const CTxDestination& dest);
 
CScript GetScriptForRawPubKey(const CPubKey& pubkey);
 
CScript GetScriptForMultisig(int nRequired, const std::vector<CPubKey>& keys);
 
CScript GetScriptForStakeDelegation(const CKeyID& stakingKey, const CKeyID& spendingKey);
CScript GetScriptForStakeDelegationLOF(const CKeyID& stakingKey, const CKeyID& spendingKey);
 
CScript GetScriptForOpReturn(const uint256& message);
 
#endif // PIVX_SCRIPT_STANDARD_H