X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=src%2Fkeystore.cpp;h=fdbecbabe873e281a89639f9c5731ab7a98b9341;hb=0a18ce8f4cd1a723f50333945d94c84b45c8d56b;hp=9e1dab65fd4ce07362cbdfb60ddaeac94c6f0768;hpb=03fbd7904903928b0d1c8542a3d597aaf5bdd31b;p=novacoin.git

diff --git a/src/keystore.cpp b/src/keystore.cpp
index 9e1dab6..fdbecba 100644
--- a/src/keystore.cpp
+++ b/src/keystore.cpp
@@ -1,25 +1,18 @@
-// 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 "crypter.h"
+#include "keystore.h"
+#include "script.h"
+#include "base58.h"
 
-std::vector<unsigned char> CKeyStore::GenerateNewKey()
-{
-    RandAddSeedPerfmon();
-    CKey key;
-    key.MakeNewKey();
-    if (!AddKey(key))
-        throw std::runtime_error("CKeyStore::GenerateNewKey() : AddKey failed");
-    return key.GetPubKey();
-}
+extern bool fWalletUnlockMintOnly;
 
-bool CKeyStore::GetPubKey(const uint160 &hashAddress, std::vector<unsigned char> &vchPubKeyOut) const
+bool CKeyStore::GetPubKey(const CKeyID &address, CPubKey &vchPubKeyOut) const
 {
     CKey key;
-    if (!GetKey(hashAddress, key))
+    if (!GetKey(address, key))
         return false;
     vchPubKeyOut = key.GetPubKey();
     return true;
@@ -27,52 +20,167 @@ bool CKeyStore::GetPubKey(const uint160 &hashAddress, std::vector<unsigned char>
 
 bool CBasicKeyStore::AddKey(const CKey& key)
 {
-    CRITICAL_BLOCK(cs_KeyStore)
-        mapKeys[Hash160(key.GetPubKey())] = key.GetSecret();
+    bool fCompressed = false;
+    CSecret secret = key.GetSecret(fCompressed);
+    {
+        LOCK(cs_KeyStore);
+        mapKeys[key.GetPubKey().GetID()] = make_pair(secret, fCompressed);
+    }
     return true;
 }
 
-std::vector<unsigned char> CCryptoKeyStore::GenerateNewKey()
+bool CBasicKeyStore::AddMalleableKey(const CMalleableKey& mKey)
 {
-    RandAddSeedPerfmon();
-    CKey key;
-    key.MakeNewKey();
-    if (!AddKey(key))
-        throw std::runtime_error("CCryptoKeyStore::GenerateNewKey() : AddKey failed");
-    return key.GetPubKey();
+    {
+        LOCK(cs_KeyStore);
+        mapMalleableKeys[CMalleableKeyView(mKey)] = mKey;
+    }
+    return true;
+}
+
+bool CBasicKeyStore::AddCScript(const CScript& redeemScript)
+{
+    if (redeemScript.size() > MAX_SCRIPT_ELEMENT_SIZE)
+        return error("CBasicKeyStore::AddCScript() : redeemScripts > %i bytes are invalid", MAX_SCRIPT_ELEMENT_SIZE);
+
+    {
+        LOCK(cs_KeyStore);
+        mapScripts[redeemScript.GetID()] = redeemScript;
+    }
+    return true;
+}
+
+bool CBasicKeyStore::HaveCScript(const CScriptID& hash) const
+{
+    bool result;
+    {
+        LOCK(cs_KeyStore);
+        result = (mapScripts.count(hash) > 0);
+    }
+    return result;
+}
+
+
+bool CBasicKeyStore::GetCScript(const CScriptID &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 CBasicKeyStore::AddWatchOnly(const CScript &dest)
+{
+    LOCK(cs_KeyStore);
+
+    CTxDestination address;
+    if (ExtractDestination(dest, address)) {
+        CKeyID keyID;
+        CBitcoinAddress(address).GetKeyID(keyID);
+        if (HaveKey(keyID))
+            return false;
+    }
+
+    setWatchOnly.insert(dest);
+    return true;
+}
+
+
+bool CBasicKeyStore::RemoveWatchOnly(const CScript &dest)
+{
+    LOCK(cs_KeyStore);
+    setWatchOnly.erase(dest);
+    return true;
+}
+
+bool CBasicKeyStore::HaveWatchOnly(const CScript &dest) const
+{
+    LOCK(cs_KeyStore);
+    return setWatchOnly.count(dest) > 0;
+}
+
+bool CBasicKeyStore::HaveWatchOnly() const
+{
+    LOCK(cs_KeyStore);
+    return (!setWatchOnly.empty());
+}
+
+bool CCryptoKeyStore::SetCrypted()
+{
+    {
+        LOCK(cs_KeyStore);
+        if (fUseCrypto)
+            return true;
+        if (!mapKeys.empty())
+            return false;
+        fUseCrypto = true;
+    }
+    return true;
+}
+
+bool CCryptoKeyStore::Lock()
+{
+    if (!SetCrypted())
+        return false;
+
+    {
+        LOCK(cs_KeyStore);
+        vMasterKey.clear();
+        fWalletUnlockMintOnly = false;
+    }
+
+    NotifyStatusChanged(this);
+    return true;
 }
 
 bool CCryptoKeyStore::Unlock(const CKeyingMaterial& vMasterKeyIn)
 {
-    CRITICAL_BLOCK(cs_vMasterKey)
     {
+        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 CPubKey &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))
+            if(!DecryptSecret(vMasterKeyIn, vchCryptedSecret, vchPubKey.GetHash(), 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;
     }
+    NotifyStatusChanged(this);
     return true;
 }
 
 bool CCryptoKeyStore::AddKey(const CKey& key)
 {
-    CRITICAL_BLOCK(cs_KeyStore)
-    CRITICAL_BLOCK(cs_vMasterKey)
     {
+        LOCK(cs_KeyStore);
+
+        CScript script;
+        script.SetDestination(key.GetPubKey().GetID());
+
+        if (HaveWatchOnly(script))
+            return false;
+
         if (!IsCrypted())
             return CBasicKeyStore::AddKey(key);
 
@@ -80,8 +188,9 @@ bool CCryptoKeyStore::AddKey(const CKey& key)
             return false;
 
         std::vector<unsigned char> vchCryptedSecret;
-        std::vector<unsigned char> vchPubKey = key.GetPubKey();
-        if (!EncryptSecret(vMasterKey, key.GetSecret(), Hash(vchPubKey.begin(), vchPubKey.end()), vchCryptedSecret))
+        CPubKey vchPubKey = key.GetPubKey();
+        bool fCompressed;
+        if (!EncryptSecret(vMasterKey, key.GetSecret(fCompressed), vchPubKey.GetHash(), vchCryptedSecret))
             return false;
 
         if (!AddCryptedKey(key.GetPubKey(), vchCryptedSecret))
@@ -91,33 +200,36 @@ bool CCryptoKeyStore::AddKey(const CKey& key)
 }
 
 
-bool CCryptoKeyStore::AddCryptedKey(const std::vector<unsigned char> &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret)
+bool CCryptoKeyStore::AddCryptedKey(const CPubKey &vchPubKey, const std::vector<unsigned char> &vchCryptedSecret)
 {
-    CRITICAL_BLOCK(cs_KeyStore)
     {
+        LOCK(cs_KeyStore);
         if (!SetCrypted())
             return false;
 
-        mapCryptedKeys[Hash160(vchPubKey)] = make_pair(vchPubKey, vchCryptedSecret);
+        mapCryptedKeys[vchPubKey.GetID()] = make_pair(vchPubKey, vchCryptedSecret);
     }
     return true;
 }
 
-bool CCryptoKeyStore::GetKey(const uint160 &hashAddress, CKey& keyOut) const
+bool CCryptoKeyStore::GetKey(const CKeyID &address, CKey& keyOut) const
 {
-    CRITICAL_BLOCK(cs_vMasterKey)
     {
+        LOCK(cs_KeyStore);
         if (!IsCrypted())
-            return CBasicKeyStore::GetKey(hashAddress, keyOut);
+            return CBasicKeyStore::GetKey(address, keyOut);
 
-        CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(hashAddress);
+        CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address);
         if (mi != mapCryptedKeys.end())
         {
-            const std::vector<unsigned char> &vchPubKey = (*mi).second.first;
+            const CPubKey &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))
+            if (!DecryptSecret(vMasterKey, vchCryptedSecret, vchPubKey.GetHash(), vchSecret))
                 return false;
+            if (vchSecret.size() != 32)
+                return false;
+            keyOut.SetPubKey(vchPubKey);
             keyOut.SetSecret(vchSecret);
             return true;
         }
@@ -125,14 +237,14 @@ bool CCryptoKeyStore::GetKey(const uint160 &hashAddress, CKey& keyOut) const
     return false;
 }
 
-bool CCryptoKeyStore::GetPubKey(const uint160 &hashAddress, std::vector<unsigned char>& vchPubKeyOut) const
+bool CCryptoKeyStore::GetPubKey(const CKeyID &address, CPubKey& vchPubKeyOut) const
 {
-    CRITICAL_BLOCK(cs_vMasterKey)
     {
+        LOCK(cs_KeyStore);
         if (!IsCrypted())
-            return CKeyStore::GetPubKey(hashAddress, vchPubKeyOut);
+            return CKeyStore::GetPubKey(address, vchPubKeyOut);
 
-        CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(hashAddress);
+        CryptedKeyMap::const_iterator mi = mapCryptedKeys.find(address);
         if (mi != mapCryptedKeys.end())
         {
             vchPubKeyOut = (*mi).second.first;
@@ -144,21 +256,21 @@ bool CCryptoKeyStore::GetPubKey(const uint160 &hashAddress, std::vector<unsigned
 
 bool CCryptoKeyStore::EncryptKeys(CKeyingMaterial& vMasterKeyIn)
 {
-    CRITICAL_BLOCK(cs_KeyStore)
-    CRITICAL_BLOCK(cs_vMasterKey)
     {
+        LOCK(cs_KeyStore);
         if (!mapCryptedKeys.empty() || IsCrypted())
             return false;
 
         fUseCrypto = true;
-        CKey key;
         BOOST_FOREACH(KeyMap::value_type& mKey, mapKeys)
         {
-            if (!key.SetPrivKey(mKey.second))
+            CKey key;
+            if (!key.SetSecret(mKey.second.first, mKey.second.second))
                 return false;
-            const std::vector<unsigned char> vchPubKey = key.GetPubKey();
+            const CPubKey vchPubKey = key.GetPubKey();
             std::vector<unsigned char> vchCryptedSecret;
-            if (!EncryptSecret(vMasterKeyIn, key.GetSecret(), Hash(vchPubKey.begin(), vchPubKey.end()), vchCryptedSecret))
+            bool fCompressed;
+            if (!EncryptSecret(vMasterKeyIn, key.GetSecret(fCompressed), vchPubKey.GetHash(), vchCryptedSecret))
                 return false;
             if (!AddCryptedKey(vchPubKey, vchCryptedSecret))
                 return false;
@@ -167,3 +279,33 @@ bool CCryptoKeyStore::EncryptKeys(CKeyingMaterial& vMasterKeyIn)
     }
     return true;
 }
+
+bool CCryptoKeyStore::DecryptKeys(const CKeyingMaterial& vMasterKeyIn)
+{
+    {
+        LOCK(cs_KeyStore);
+        if (!IsCrypted())
+            return false;
+
+        CryptedKeyMap::const_iterator mi = mapCryptedKeys.begin();
+        for (; mi != mapCryptedKeys.end(); ++mi)
+        {
+            const CPubKey &vchPubKey = (*mi).second.first;
+            const std::vector<unsigned char> &vchCryptedSecret = (*mi).second.second;
+            CSecret vchSecret;
+            if(!DecryptSecret(vMasterKeyIn, vchCryptedSecret, vchPubKey.GetHash(), vchSecret))
+                return false;
+            if (vchSecret.size() != 32)
+                return false;
+            CKey key;
+            key.SetPubKey(vchPubKey);
+            key.SetSecret(vchSecret);
+            if (!CBasicKeyStore::AddKey(key))
+                return false;
+        }
+
+        mapCryptedKeys.clear();
+    }
+
+    return true;
+}