-// Copyright (c) 2009-2011 Satoshi Nakamoto & Bitcoin developers
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
-#include "headers.h"
-#include "db.h"
+#include "keystore.h"
+#include "script.h"
+bool CKeyStore::GetPubKey(const CBitcoinAddress &address, std::vector<unsigned char> &vchPubKeyOut) const
+{
+ CKey key;
+ if (!GetKey(address, key))
+ return false;
+ vchPubKeyOut = key.GetPubKey();
+ return true;
+}
+bool CBasicKeyStore::AddKey(const CKey& key)
+{
+ bool fCompressed = false;
+ CSecret secret = key.GetSecret(fCompressed);
+ {
+ LOCK(cs_KeyStore);
+ mapKeys[CBitcoinAddress(key.GetPubKey())] = make_pair(secret, fCompressed);
+ }
+ return true;
+}
-//////////////////////////////////////////////////////////////////////////////
-//
-// mapKeys
-//
+bool CBasicKeyStore::AddCScript(const CScript& redeemScript)
+{
+ {
+ LOCK(cs_KeyStore);
+ mapScripts[Hash160(redeemScript)] = redeemScript;
+ }
+ return true;
+}
-std::vector<unsigned char> GenerateNewKey()
+bool CBasicKeyStore::HaveCScript(const uint160& hash) const
{
- RandAddSeedPerfmon();
- CKey key;
- key.MakeNewKey();
- if (!AddKey(key))
- throw std::runtime_error("GenerateNewKey() : AddKey failed");
- return key.GetPubKey();
+ bool result;
+ {
+ LOCK(cs_KeyStore);
+ result = (mapScripts.count(hash) > 0);
+ }
+ return result;
+}
+
+
+bool CBasicKeyStore::GetCScript(const uint160 &hash, CScript& redeemScriptOut) const
+{
+ {
+ LOCK(cs_KeyStore);
+ ScriptMap::const_iterator mi = mapScripts.find(hash);
+ if (mi != mapScripts.end())
+ {
+ redeemScriptOut = (*mi).second;
+ return true;
+ }
+ }
+ return false;
}
-bool AddKey(const CKey& key)
+bool CCryptoKeyStore::SetCrypted()
{
- CRITICAL_BLOCK(cs_mapKeys)
{
- mapKeys[key.GetPubKey()] = key.GetPrivKey();
- mapPubKeys[Hash160(key.GetPubKey())] = key.GetPubKey();
+ LOCK(cs_KeyStore);
+ if (fUseCrypto)
+ return true;
+ if (!mapKeys.empty())
+ return false;
+ fUseCrypto = true;
+ }
+ return true;
+}
+
+bool CCryptoKeyStore::Unlock(const CKeyingMaterial& vMasterKeyIn)
+{
+ {
+ LOCK(cs_KeyStore);
+ if (!SetCrypted())
+ return false;
+
+ CryptedKeyMap::const_iterator mi = mapCryptedKeys.begin();
+ for (; mi != mapCryptedKeys.end(); ++mi)
+ {
+ const std::vector<unsigned char> &vchPubKey = (*mi).second.first;
+ const std::vector<unsigned char> &vchCryptedSecret = (*mi).second.second;
+ CSecret vchSecret;
+ if(!DecryptSecret(vMasterKeyIn, vchCryptedSecret, Hash(vchPubKey.begin(), vchPubKey.end()), vchSecret))
+ return false;
+ if (vchSecret.size() != 32)
+ return false;
+ CKey key;
+ key.SetPubKey(vchPubKey);
+ key.SetSecret(vchSecret);
+ if (key.GetPubKey() == vchPubKey)
+ break;
+ return false;
+ }
+ vMasterKey = vMasterKeyIn;
+ }
+ return true;
+}
+
+bool CCryptoKeyStore::AddKey(const CKey& key)
+{
+ {
+ LOCK(cs_KeyStore);
+ if (!IsCrypted())
+ return CBasicKeyStore::AddKey(key);
+
+ if (IsLocked())
+ return false;
+
+ std::vector<unsigned char> vchCryptedSecret;
+ std::vector<unsigned char> vchPubKey = key.GetPubKey();
+ bool fCompressed;
+ if (!EncryptSecret(vMasterKey, key.GetSecret(fCompressed), Hash(vchPubKey.begin(), vchPubKey.end()), vchCryptedSecret))
+ return false;
+
+ if (!AddCryptedKey(key.GetPubKey(), vchCryptedSecret))
+ return false;
+ }
+ return true;
+}
+
+
+bool CCryptoKeyStore::AddCryptedKey(const std::vector<unsigned char> &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret)
+{
+ {
+ LOCK(cs_KeyStore);
+ if (!SetCrypted())
+ return false;
+
+ mapCryptedKeys[CBitcoinAddress(vchPubKey)] = make_pair(vchPubKey, vchCryptedSecret);
+ }
+ return true;
+}
+
+bool CCryptoKeyStore::GetKey(const CBitcoinAddress &address, CKey& keyOut) const
+{
+ {
+ LOCK(cs_KeyStore);
+ if (!IsCrypted())
+ return CBasicKeyStore::GetKey(address, keyOut);
+
+ CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address);
+ if (mi != mapCryptedKeys.end())
+ {
+ const std::vector<unsigned char> &vchPubKey = (*mi).second.first;
+ const std::vector<unsigned char> &vchCryptedSecret = (*mi).second.second;
+ CSecret vchSecret;
+ if (!DecryptSecret(vMasterKey, vchCryptedSecret, Hash(vchPubKey.begin(), vchPubKey.end()), vchSecret))
+ return false;
+ if (vchSecret.size() != 32)
+ return false;
+ keyOut.SetPubKey(vchPubKey);
+ keyOut.SetSecret(vchSecret);
+ return true;
+ }
+ }
+ return false;
+}
+
+bool CCryptoKeyStore::GetPubKey(const CBitcoinAddress &address, std::vector<unsigned char>& vchPubKeyOut) const
+{
+ {
+ LOCK(cs_KeyStore);
+ if (!IsCrypted())
+ return CKeyStore::GetPubKey(address, vchPubKeyOut);
+
+ CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address);
+ if (mi != mapCryptedKeys.end())
+ {
+ vchPubKeyOut = (*mi).second.first;
+ return true;
+ }
+ }
+ return false;
+}
+
+bool CCryptoKeyStore::EncryptKeys(CKeyingMaterial& vMasterKeyIn)
+{
+ {
+ LOCK(cs_KeyStore);
+ if (!mapCryptedKeys.empty() || IsCrypted())
+ return false;
+
+ fUseCrypto = true;
+ BOOST_FOREACH(KeyMap::value_type& mKey, mapKeys)
+ {
+ CKey key;
+ if (!key.SetSecret(mKey.second.first, mKey.second.second))
+ return false;
+ const std::vector<unsigned char> vchPubKey = key.GetPubKey();
+ std::vector<unsigned char> vchCryptedSecret;
+ bool fCompressed;
+ if (!EncryptSecret(vMasterKeyIn, key.GetSecret(fCompressed), Hash(vchPubKey.begin(), vchPubKey.end()), vchCryptedSecret))
+ return false;
+ if (!AddCryptedKey(vchPubKey, vchCryptedSecret))
+ return false;
+ }
+ mapKeys.clear();
}
- return CWalletDB().WriteKey(key.GetPubKey(), key.GetPrivKey());
+ return true;
}