Hush Full Node software. We were censored from Github, this is where all development happens now.
https://hush.is
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
128 lines
4.5 KiB
128 lines
4.5 KiB
// Copyright (c) 2009-2010 Satoshi Nakamoto
|
|
// Copyright (c) 2009-2014 The Bitcoin Core developers
|
|
// Distributed under the GPLv3 software license, see the accompanying
|
|
// file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
|
|
|
|
/******************************************************************************
|
|
* Copyright © 2014-2019 The SuperNET Developers. *
|
|
* *
|
|
* See the AUTHORS, DEVELOPER-AGREEMENT and LICENSE files at *
|
|
* the top-level directory of this distribution for the individual copyright *
|
|
* holder information and the developer policies on copyright and licensing. *
|
|
* *
|
|
* Unless otherwise agreed in a custom licensing agreement, no part of the *
|
|
* SuperNET software, including this file may be copied, modified, propagated *
|
|
* or distributed except according to the terms contained in the LICENSE file *
|
|
* *
|
|
* Removal or modification of this copyright notice is prohibited. *
|
|
* *
|
|
******************************************************************************/
|
|
|
|
#include "wallet_ismine.h"
|
|
|
|
#include "key.h"
|
|
#include "keystore.h"
|
|
#include "script/script.h"
|
|
#include "script/standard.h"
|
|
#include "cc/eval.h"
|
|
|
|
#include <boost/foreach.hpp>
|
|
|
|
using namespace std;
|
|
|
|
typedef vector<unsigned char> valtype;
|
|
|
|
unsigned int HaveKeys(const vector<valtype>& pubkeys, const CKeyStore& keystore)
|
|
{
|
|
unsigned int nResult = 0;
|
|
BOOST_FOREACH(const valtype& pubkey, pubkeys)
|
|
{
|
|
CKeyID keyID = CPubKey(pubkey).GetID();
|
|
if (keystore.HaveKey(keyID))
|
|
++nResult;
|
|
}
|
|
return nResult;
|
|
}
|
|
|
|
isminetype IsMine(const CKeyStore &keystore, const CTxDestination& dest)
|
|
{
|
|
CScript script = GetScriptForDestination(dest);
|
|
return IsMine(keystore, script);
|
|
}
|
|
|
|
isminetype IsMine(const CKeyStore &keystore, const CScript& _scriptPubKey)
|
|
{
|
|
vector<valtype> vSolutions;
|
|
txnouttype whichType;
|
|
CScript scriptPubKey = _scriptPubKey;
|
|
|
|
if (scriptPubKey.IsCheckLockTimeVerify())
|
|
{
|
|
uint8_t pushOp = scriptPubKey[0];
|
|
uint32_t scriptStart = pushOp + 3;
|
|
|
|
// continue with post CLTV script
|
|
scriptPubKey = CScript(scriptPubKey.size() > scriptStart ? scriptPubKey.begin() + scriptStart : scriptPubKey.end(), scriptPubKey.end());
|
|
}
|
|
|
|
if (!Solver(scriptPubKey, whichType, vSolutions)) {
|
|
if (keystore.HaveWatchOnly(scriptPubKey))
|
|
return ISMINE_WATCH_ONLY;
|
|
return ISMINE_NO;
|
|
}
|
|
|
|
CKeyID keyID;
|
|
switch (whichType)
|
|
{
|
|
case TX_NONSTANDARD:
|
|
case TX_NULL_DATA:
|
|
break;
|
|
case TX_CRYPTOCONDITION:
|
|
// for now, default is that the first value returned will be the script, subsequent values will be
|
|
// pubkeys. if we have the first pub key in our wallet, we consider this spendable
|
|
if (vSolutions.size() > 1)
|
|
{
|
|
keyID = CPubKey(vSolutions[1]).GetID();
|
|
if (keystore.HaveKey(keyID))
|
|
return ISMINE_SPENDABLE;
|
|
}
|
|
break;
|
|
case TX_PUBKEY:
|
|
keyID = CPubKey(vSolutions[0]).GetID();
|
|
if (keystore.HaveKey(keyID))
|
|
return ISMINE_SPENDABLE;
|
|
break;
|
|
case TX_PUBKEYHASH:
|
|
keyID = CKeyID(uint160(vSolutions[0]));
|
|
if (keystore.HaveKey(keyID))
|
|
return ISMINE_SPENDABLE;
|
|
break;
|
|
case TX_SCRIPTHASH:
|
|
{
|
|
CScriptID scriptID = CScriptID(uint160(vSolutions[0]));
|
|
CScript subscript;
|
|
if (keystore.GetCScript(scriptID, subscript)) {
|
|
isminetype ret = IsMine(keystore, subscript);
|
|
if (ret == ISMINE_SPENDABLE)
|
|
return ret;
|
|
}
|
|
break;
|
|
}
|
|
case TX_MULTISIG:
|
|
{
|
|
// Only consider transactions "mine" if we own ALL the
|
|
// keys involved. Multi-signature transactions that are
|
|
// partially owned (somebody else has a key that can spend
|
|
// them) enable spend-out-from-under-you attacks, especially
|
|
// in shared-wallet situations.
|
|
vector<valtype> keys(vSolutions.begin()+1, vSolutions.begin()+vSolutions.size()-1);
|
|
if (HaveKeys(keys, keystore) == keys.size())
|
|
return ISMINE_SPENDABLE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (keystore.HaveWatchOnly(scriptPubKey))
|
|
return ISMINE_WATCH_ONLY;
|
|
return ISMINE_NO;
|
|
}
|
|
|