mirror of
https://github.com/dashpay/dash.git
synced 2024-12-28 13:32:47 +01:00
57 lines
2.2 KiB
C
57 lines
2.2 KiB
C
|
// Copyright (c) 2009-2010 Satoshi Nakamoto
|
||
|
// Copyright (c) 2009-2013 The Bitcoin developers
|
||
|
// Distributed under the MIT/X11 software license, see the accompanying
|
||
|
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
||
|
|
||
|
#ifndef H_BITCOIN_SCRIPT_STANDARD
|
||
|
#define H_BITCOIN_SCRIPT_STANDARD
|
||
|
|
||
|
#include "script/script.h"
|
||
|
#include "script/interpreter.h"
|
||
|
|
||
|
#include <stdint.h>
|
||
|
|
||
|
class CScript;
|
||
|
|
||
|
static const unsigned int MAX_OP_RETURN_RELAY = 40; // bytes
|
||
|
|
||
|
// Mandatory script verification flags that all new blocks must comply with for
|
||
|
// them to be valid. (but old blocks may not comply with) Currently just P2SH,
|
||
|
// but in the future other flags may be added, such as a soft-fork to enforce
|
||
|
// strict DER encoding.
|
||
|
//
|
||
|
// Failing one of these tests may trigger a DoS ban - see CheckInputs() for
|
||
|
// details.
|
||
|
static const unsigned int MANDATORY_SCRIPT_VERIFY_FLAGS = SCRIPT_VERIFY_P2SH;
|
||
|
|
||
|
// Standard script verification flags that standard transactions will comply
|
||
|
// with. However scripts violating these flags may still be present in valid
|
||
|
// blocks and we must accept those blocks.
|
||
|
static const unsigned int STANDARD_SCRIPT_VERIFY_FLAGS = MANDATORY_SCRIPT_VERIFY_FLAGS |
|
||
|
SCRIPT_VERIFY_STRICTENC |
|
||
|
SCRIPT_VERIFY_NULLDUMMY;
|
||
|
|
||
|
// For convenience, standard but not mandatory verify flags.
|
||
|
static const unsigned int STANDARD_NOT_MANDATORY_VERIFY_FLAGS = STANDARD_SCRIPT_VERIFY_FLAGS & ~MANDATORY_SCRIPT_VERIFY_FLAGS;
|
||
|
|
||
|
enum txnouttype
|
||
|
{
|
||
|
TX_NONSTANDARD,
|
||
|
// 'standard' transaction types:
|
||
|
TX_PUBKEY,
|
||
|
TX_PUBKEYHASH,
|
||
|
TX_SCRIPTHASH,
|
||
|
TX_MULTISIG,
|
||
|
TX_NULL_DATA,
|
||
|
};
|
||
|
|
||
|
const char* GetTxnOutputType(txnouttype t);
|
||
|
|
||
|
bool Solver(const CScript& scriptPubKey, txnouttype& typeRet, std::vector<std::vector<unsigned char> >& vSolutionsRet);
|
||
|
int ScriptSigArgsExpected(txnouttype t, const std::vector<std::vector<unsigned char> >& vSolutions);
|
||
|
bool IsStandard(const CScript& scriptPubKey, txnouttype& whichType);
|
||
|
bool ExtractDestination(const CScript& scriptPubKey, CTxDestination& addressRet);
|
||
|
bool ExtractDestinations(const CScript& scriptPubKey, txnouttype& typeRet, std::vector<CTxDestination>& addressRet, int& nRequiredRet);
|
||
|
|
||
|
#endif
|