115 lines
3 KiB
C++
115 lines
3 KiB
C++
// Copyright (c) 2009-2010 Satoshi Nakamoto
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// Copyright (c) 2009-2016 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "keystore.h"
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#include "key.h"
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#include "pubkey.h"
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#include "util.h"
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#include <boost/foreach.hpp>
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bool CKeyStore::AddKey(const CKey &key) {
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return AddKeyPubKey(key, key.GetPubKey());
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}
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bool CBasicKeyStore::GetPubKey(const CKeyID &address, CPubKey &vchPubKeyOut) const
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{
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CKey key;
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if (!GetKey(address, key)) {
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LOCK(cs_KeyStore);
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WatchKeyMap::const_iterator it = mapWatchKeys.find(address);
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if (it != mapWatchKeys.end()) {
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vchPubKeyOut = it->second;
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return true;
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}
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return false;
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}
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vchPubKeyOut = key.GetPubKey();
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return true;
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}
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bool CBasicKeyStore::AddKeyPubKey(const CKey& key, const CPubKey &pubkey)
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{
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LOCK(cs_KeyStore);
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mapKeys[pubkey.GetID()] = key;
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return true;
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}
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bool CBasicKeyStore::AddCScript(const CScript& redeemScript)
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{
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if (redeemScript.size() > MAX_SCRIPT_ELEMENT_SIZE)
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return error("CBasicKeyStore::AddCScript(): redeemScripts > %i bytes are invalid", MAX_SCRIPT_ELEMENT_SIZE);
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LOCK(cs_KeyStore);
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mapScripts[CScriptID(redeemScript)] = redeemScript;
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return true;
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}
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bool CBasicKeyStore::HaveCScript(const CScriptID& hash) const
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{
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LOCK(cs_KeyStore);
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return mapScripts.count(hash) > 0;
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}
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bool CBasicKeyStore::GetCScript(const CScriptID &hash, CScript& redeemScriptOut) const
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{
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LOCK(cs_KeyStore);
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ScriptMap::const_iterator mi = mapScripts.find(hash);
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if (mi != mapScripts.end())
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{
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redeemScriptOut = (*mi).second;
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return true;
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}
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return false;
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}
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static bool ExtractPubKey(const CScript &dest, CPubKey& pubKeyOut)
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{
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//TODO: Use Solver to extract this?
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CScript::const_iterator pc = dest.begin();
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opcodetype opcode;
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std::vector<unsigned char> vch;
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if (!dest.GetOp(pc, opcode, vch) || vch.size() < 33 || vch.size() > 65)
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return false;
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pubKeyOut = CPubKey(vch);
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if (!pubKeyOut.IsFullyValid())
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return false;
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if (!dest.GetOp(pc, opcode, vch) || opcode != OP_CHECKSIG || dest.GetOp(pc, opcode, vch))
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return false;
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return true;
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}
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bool CBasicKeyStore::AddWatchOnly(const CScript &dest)
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{
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LOCK(cs_KeyStore);
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setWatchOnly.insert(dest);
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CPubKey pubKey;
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if (ExtractPubKey(dest, pubKey))
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mapWatchKeys[pubKey.GetID()] = pubKey;
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return true;
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}
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bool CBasicKeyStore::RemoveWatchOnly(const CScript &dest)
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{
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LOCK(cs_KeyStore);
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setWatchOnly.erase(dest);
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CPubKey pubKey;
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if (ExtractPubKey(dest, pubKey))
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mapWatchKeys.erase(pubKey.GetID());
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return true;
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}
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bool CBasicKeyStore::HaveWatchOnly(const CScript &dest) const
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{
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LOCK(cs_KeyStore);
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return setWatchOnly.count(dest) > 0;
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}
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bool CBasicKeyStore::HaveWatchOnly() const
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{
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LOCK(cs_KeyStore);
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return (!setWatchOnly.empty());
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}
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