#include "crypter.h"
+// A virtual base class for key stores
class CKeyStore
{
protected:
mutable CCriticalSection cs_KeyStore;
public:
+ // Add a key to the store.
virtual bool AddKey(const CKey& key) =0;
+
+ // Check whether a key corresponding to a given address is present in the store.
virtual bool HaveKey(const CBitcoinAddress &address) const =0;
- virtual bool GetKey(const CBitcoinAddress &address, CKey& keyOut) const =0;
+ virtual bool GetKey(const CBitcoinAddress &address, CKey& keyOut) const
+ {
+ CSecret vchSecret;
+ if (!GetSecret(address, vchSecret))
+ return false;
+ if (!keyOut.SetSecret(vchSecret))
+ return false;
+ return true;
+ }
+ virtual void GetKeys(std::set<CBitcoinAddress> &setAddress) const =0;
virtual bool GetPubKey(const CBitcoinAddress &address, std::vector<unsigned char>& vchPubKeyOut) const;
+
+ // Generate a new key, and add it to the store
virtual std::vector<unsigned char> GenerateNewKey();
+ virtual bool GetSecret(const CBitcoinAddress &address, CSecret& vchSecret) const
+ {
+ CKey key;
+ if (!GetKey(address, key))
+ return false;
+ vchSecret = key.GetSecret();
+ return true;
+ }
};
typedef std::map<CBitcoinAddress, CSecret> KeyMap;
+// Basic key store, that keeps keys in an address->secret map
class CBasicKeyStore : public CKeyStore
{
protected:
result = (mapKeys.count(address) > 0);
return result;
}
- bool GetKey(const CBitcoinAddress &address, CKey& keyOut) const
+ void GetKeys(std::set<CBitcoinAddress> &setAddress) const
+ {
+ setAddress.clear();
+ CRITICAL_BLOCK(cs_KeyStore)
+ {
+ KeyMap::const_iterator mi = mapKeys.begin();
+ while (mi != mapKeys.end())
+ {
+ setAddress.insert((*mi).first);
+ mi++;
+ }
+ }
+ }
+ bool GetSecret(const CBitcoinAddress &address, CSecret &vchSecret) const
{
CRITICAL_BLOCK(cs_KeyStore)
{
KeyMap::const_iterator mi = mapKeys.find(address);
if (mi != mapKeys.end())
{
- keyOut.SetSecret((*mi).second);
+ vchSecret = (*mi).second;
return true;
}
}
typedef std::map<CBitcoinAddress, std::pair<std::vector<unsigned char>, std::vector<unsigned char> > > CryptedKeyMap;
+// Keystore which keeps the private keys encrypted
+// It derives from the basic key store, which is used if no encryption is active.
class CCryptoKeyStore : public CBasicKeyStore
{
private:
return CBasicKeyStore::HaveKey(address);
return mapCryptedKeys.count(address) > 0;
}
+ return false;
}
- bool GetKey(const CBitcoinAddress &address, CKey& keyOut) const;
+ bool GetSecret(const CBitcoinAddress &address, CSecret& vchSecret) const;
bool GetPubKey(const CBitcoinAddress &address, std::vector<unsigned char>& vchPubKeyOut) const;
+ void GetKeys(std::set<CBitcoinAddress> &setAddress) const
+ {
+ if (!IsCrypted())
+ {
+ CBasicKeyStore::GetKeys(setAddress);
+ return;
+ }
+ setAddress.clear();
+ CryptedKeyMap::const_iterator mi = mapCryptedKeys.begin();
+ while (mi != mapCryptedKeys.end())
+ {
+ setAddress.insert((*mi).first);
+ mi++;
+ }
+ }
};
#endif