#include "crypter.h"
#include "sync.h"
#include <boost/signals2/signal.hpp>
+#include <boost/variant.hpp>
class CScript;
+class CNoDestination {
+public:
+ friend bool operator==(const CNoDestination &a, const CNoDestination &b) { return true; }
+ friend bool operator<(const CNoDestination &a, const CNoDestination &b) { return true; }
+};
+
+/** A txout script template with a specific destination. It is either:
+ * CNoDestination: no destination set
+ * CKeyID: TX_PUBKEYHASH destination
+ * CScriptID: TX_SCRIPTHASH destination
+ *
+ * A CTxDestination is the internal data type encoded in a CBitcoinAddress.
+ */
+typedef boost::variant<CNoDestination, CKeyID, CScriptID> CTxDestination;
+
/** A virtual base class for key stores */
class CKeyStore
{
// Add a key to the store.
virtual bool AddKey(const CKey& key) =0;
+ // Add a malleable key to store.
+ virtual bool AddMalleableKey(const CMalleableKey& mKey) =0;
+ virtual bool GetMalleableKey(const CMalleableKeyView &keyView, CMalleableKey &mKey) const =0;
+
// Check whether a key corresponding to a given address is present in the store.
virtual bool HaveKey(const CKeyID &address) const =0;
virtual bool GetKey(const CKeyID &address, CKey& keyOut) const =0;
virtual bool HaveCScript(const CScriptID &hash) const =0;
virtual bool GetCScript(const CScriptID &hash, CScript& redeemScriptOut) const =0;
+ // Support for Watch-only addresses
+ virtual bool AddWatchOnly(const CScript &dest) =0;
+ virtual bool RemoveWatchOnly(const CScript &dest) =0;
+ virtual bool HaveWatchOnly(const CScript &dest) const =0;
+ virtual bool HaveWatchOnly() const =0;
+
virtual bool GetSecret(const CKeyID &address, CSecret& vchSecret, bool &fCompressed) const
{
CKey key;
vchSecret = key.GetSecret(fCompressed);
return true;
}
+
+ virtual bool CheckOwnership(const CPubKey &pubKeyVariant, const CPubKey &R) const =0;
+ virtual bool CheckOwnership(const CPubKey &pubKeyVariant, const CPubKey &R, CMalleableKeyView &view) const =0;
+ virtual bool CreatePrivKey(const CPubKey &pubKeyVariant, const CPubKey &R, CKey &privKey) const =0;
+ virtual void ListMalleableViews(std::list<CMalleableKeyView> &malleableViewList) const =0;
};
typedef std::map<CKeyID, std::pair<CSecret, bool> > KeyMap;
typedef std::map<CScriptID, CScript > ScriptMap;
+typedef std::set<CScript> WatchOnlySet;
+typedef std::map<CMalleableKeyView, CMalleableKey> MalleableKeyMap;
/** Basic key store, that keeps keys in an address->secret map */
class CBasicKeyStore : public CKeyStore
{
protected:
KeyMap mapKeys;
+ MalleableKeyMap mapMalleableKeys;
+
ScriptMap mapScripts;
+ WatchOnlySet setWatchOnly;
public:
bool AddKey(const CKey& key);
+ bool AddMalleableKey(const CMalleableKey& mKey);
+ bool GetMalleableKey(const CMalleableKeyView &keyView, CMalleableKey &mKey) const
+ {
+ {
+ LOCK(cs_KeyStore);
+ MalleableKeyMap::const_iterator mi = mapMalleableKeys.find(keyView);
+ if (mi != mapMalleableKeys.end())
+ {
+ mKey = mi->second;
+ return true;
+ }
+ }
+ return false;
+ }
+
bool HaveKey(const CKeyID &address) const
{
bool result;
setAddress.clear();
{
LOCK(cs_KeyStore);
- KeyMap::const_iterator mi = mapKeys.begin();
- while (mi != mapKeys.end())
- {
- setAddress.insert((*mi).first);
- mi++;
- }
+ KeyMap::const_iterator mi;
+ for (mi = mapKeys.begin(); mi != mapKeys.end(); ++mi) setAddress.insert((*mi).first);
}
}
bool GetKey(const CKeyID &address, CKey &keyOut) const
virtual bool AddCScript(const CScript& redeemScript);
virtual bool HaveCScript(const CScriptID &hash) const;
virtual bool GetCScript(const CScriptID &hash, CScript& redeemScriptOut) const;
+
+ virtual bool AddWatchOnly(const CScript &dest);
+ virtual bool RemoveWatchOnly(const CScript &dest);
+ virtual bool HaveWatchOnly(const CScript &dest) const;
+ virtual bool HaveWatchOnly() const;
+
+ bool CheckOwnership(const CPubKey &pubKeyVariant, const CPubKey &R) const
+ {
+ {
+ LOCK(cs_KeyStore);
+ for (MalleableKeyMap::const_iterator mi = mapMalleableKeys.begin(); mi != mapMalleableKeys.end(); mi++)
+ {
+ if (mi->first.CheckKeyVariant(R, pubKeyVariant))
+ return true;
+ }
+ }
+ return false;
+ }
+
+ bool CheckOwnership(const CPubKey &pubKeyVariant, const CPubKey &R, CMalleableKeyView &view) const
+ {
+ {
+ LOCK(cs_KeyStore);
+ for (MalleableKeyMap::const_iterator mi = mapMalleableKeys.begin(); mi != mapMalleableKeys.end(); mi++)
+ {
+ if (mi->first.CheckKeyVariant(R, pubKeyVariant))
+ {
+ view = mi->first;
+ return true;
+ }
+ }
+ }
+ return false;
+ }
+
+ bool CreatePrivKey(const CPubKey &pubKeyVariant, const CPubKey &R, CKey &privKey) const
+ {
+ {
+ LOCK(cs_KeyStore);
+ for (MalleableKeyMap::const_iterator mi = mapMalleableKeys.begin(); mi != mapMalleableKeys.end(); mi++)
+ {
+ if (mi->second.CheckKeyVariant(R, pubKeyVariant, privKey))
+ return true;
+ }
+ }
+ return false;
+ }
+
+ void ListMalleableViews(std::list<CMalleableKeyView> &malleableViewList) const
+ {
+ malleableViewList.clear();
+
+ {
+ LOCK(cs_KeyStore);
+ for (MalleableKeyMap::const_iterator mi = mapMalleableKeys.begin(); mi != mapMalleableKeys.end(); mi++)
+ malleableViewList.push_back(CMalleableKeyView(mi->first));
+ }
+ }
};
typedef std::map<CKeyID, std::pair<CPubKey, std::vector<unsigned char> > > CryptedKeyMap;
// will encrypt previously unencrypted keys
bool EncryptKeys(CKeyingMaterial& vMasterKeyIn);
+ bool DecryptKeys(const CKeyingMaterial& vMasterKeyIn);
bool Unlock(const CKeyingMaterial& vMasterKeyIn);
public:
- CCryptoKeyStore() : fUseCrypto(false)
- {
- }
+ CCryptoKeyStore() : fUseCrypto(false) { }
bool IsCrypted() const
{
return CBasicKeyStore::HaveKey(address);
return mapCryptedKeys.count(address) > 0;
}
- return false;
}
bool GetKey(const CKeyID &address, CKey& keyOut) const;
bool GetPubKey(const CKeyID &address, CPubKey& vchPubKeyOut) const;