-// Copyright (c) 2009-2011 Satoshi Nakamoto & Bitcoin developers
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2011 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 "crypter.h"
std::vector<unsigned char> CKeyStore::GenerateNewKey()
{
return key.GetPubKey();
}
+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)
{
CRITICAL_BLOCK(cs_KeyStore)
+ mapKeys[key.GetAddress()] = key.GetSecret();
+ return true;
+}
+
+bool CCryptoKeyStore::SetCrypted()
+{
+ CRITICAL_BLOCK(cs_KeyStore)
{
- mapKeys[key.GetPubKey()] = key.GetPrivKey();
- mapPubKeys[Hash160(key.GetPubKey())] = key.GetPubKey();
+ if (fUseCrypto)
+ return true;
+ if (!mapKeys.empty())
+ return false;
+ fUseCrypto = true;
}
return true;
}
-bool CCryptoKeyStore::Unlock(const CMasterKey& vMasterKeyIn)
+std::vector<unsigned char> CCryptoKeyStore::GenerateNewKey()
{
- if (!SetCrypted())
- return false;
+ RandAddSeedPerfmon();
+ CKey key;
+ key.MakeNewKey();
+ if (!AddKey(key))
+ throw std::runtime_error("CCryptoKeyStore::GenerateNewKey() : AddKey failed");
+ return key.GetPubKey();
+}
- std::map<std::vector<unsigned char>, std::vector<unsigned char> >::const_iterator mi = mapCryptedKeys.begin();
- for (; mi != mapCryptedKeys.end(); ++mi)
+bool CCryptoKeyStore::Unlock(const CKeyingMaterial& vMasterKeyIn)
+{
+ CRITICAL_BLOCK(cs_KeyStore)
{
- const std::vector<unsigned char> &vchPubKey = (*mi).first;
- const std::vector<unsigned char> &vchCryptedSecret = (*mi).second;
- CSecret vchSecret;
- // decrypt vchCryptedSecret using vMasterKeyIn, into vchSecret
- CKey key;
- key.SetSecret(vchSecret);
- if (key.GetPubKey() == vchPubKey)
- break;
- return false;
+ 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.SetSecret(vchSecret);
+ if (key.GetPubKey() == vchPubKey)
+ break;
+ return false;
+ }
+ vMasterKey = vMasterKeyIn;
}
- vMasterKey = vMasterKeyIn;
return true;
}
if (IsLocked())
return false;
- CSecret vchSecret = key.GetSecret();
-
std::vector<unsigned char> vchCryptedSecret;
- // encrypt vchSecret using vMasterKey, into vchCryptedSecret
+ std::vector<unsigned char> vchPubKey = key.GetPubKey();
+ if (!EncryptSecret(vMasterKey, key.GetSecret(), Hash(vchPubKey.begin(), vchPubKey.end()), vchCryptedSecret))
+ return false;
- AddCryptedKey(key.GetPubKey(), vchCryptedSecret);
+ if (!AddCryptedKey(key.GetPubKey(), vchCryptedSecret))
+ return false;
}
return true;
}
if (!SetCrypted())
return false;
- mapCryptedKeys[vchPubKey] = vchCryptedSecret;
- mapPubKeys[Hash160(vchPubKey)] = vchPubKey;
+ mapCryptedKeys[CBitcoinAddress(vchPubKey)] = make_pair(vchPubKey, vchCryptedSecret);
}
return true;
}
-bool CCryptoKeyStore::GetPrivKey(const std::vector<unsigned char> &vchPubKey, CPrivKey& keyOut) const
+bool CCryptoKeyStore::GetKey(const CBitcoinAddress &address, CKey& keyOut) const
{
- if (!IsCrypted())
- return CBasicKeyStore::GetPrivKey(vchPubKey, keyOut);
-
- std::map<std::vector<unsigned char>, std::vector<unsigned char> >::const_iterator mi = mapCryptedKeys.find(vchPubKey);
- if (mi != mapCryptedKeys.end())
+ CRITICAL_BLOCK(cs_KeyStore)
{
- const std::vector<unsigned char> &vchCryptedSecret = (*mi).second;
- CSecret vchSecret;
- // decrypt vchCryptedSecret using vMasterKey into vchSecret;
- CKey key;
- key.SetSecret(vchSecret);
- keyOut = key.GetPrivKey();
- return true;
+ 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.SetSecret(vchSecret);
+ return true;
+ }
}
return false;
}
-bool CCryptoKeyStore::GenerateMasterKey()
+bool CCryptoKeyStore::GetPubKey(const CBitcoinAddress &address, std::vector<unsigned char>& vchPubKeyOut) const
{
- if (!mapCryptedKeys.empty())
- return false;
-
- RandAddSeedPerfmon();
-
- vMasterKey.resize(32);
- RAND_bytes(&vMasterKey[0], 32);
+ CRITICAL_BLOCK(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;
+}
- if (!IsCrypted())
+bool CCryptoKeyStore::EncryptKeys(CKeyingMaterial& vMasterKeyIn)
+{
+ CRITICAL_BLOCK(cs_KeyStore)
{
- // upgrade wallet
+ if (!mapCryptedKeys.empty() || IsCrypted())
+ return false;
+
fUseCrypto = true;
+ CKey key;
+ BOOST_FOREACH(KeyMap::value_type& mKey, mapKeys)
+ {
+ if (!key.SetSecret(mKey.second))
+ return false;
+ const std::vector<unsigned char> vchPubKey = key.GetPubKey();
+ std::vector<unsigned char> vchCryptedSecret;
+ if (!EncryptSecret(vMasterKeyIn, key.GetSecret(), Hash(vchPubKey.begin(), vchPubKey.end()), vchCryptedSecret))
+ return false;
+ if (!AddCryptedKey(vchPubKey, vchCryptedSecret))
+ return false;
+ }
+ mapKeys.clear();
}
-
return true;
}