1 files changed, 73 insertions, 6 deletions

diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index 6b942e29d7..da0d6f272b 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -509,16 +509,14 @@ bool CWallet::EncryptWallet(const SecureString& strWalletPassphrase)
         return false;
 
     CKeyingMaterial vMasterKey;
-    RandAddSeedPerfmon();
 
     vMasterKey.resize(WALLET_CRYPTO_KEY_SIZE);
-    GetRandBytes(&vMasterKey[0], WALLET_CRYPTO_KEY_SIZE);
+    GetStrongRandBytes(&vMasterKey[0], WALLET_CRYPTO_KEY_SIZE);
 
     CMasterKey kMasterKey;
-    RandAddSeedPerfmon();
 
     kMasterKey.vchSalt.resize(WALLET_CRYPTO_SALT_SIZE);
-    GetRandBytes(&kMasterKey.vchSalt[0], WALLET_CRYPTO_SALT_SIZE);
+    GetStrongRandBytes(&kMasterKey.vchSalt[0], WALLET_CRYPTO_SALT_SIZE);
 
     CCrypter crypter;
     int64_t nStartTime = GetTimeMillis();
@@ -2759,6 +2757,37 @@ set< set<CTxDestination> > CWallet::GetAddressGroupings()
     return ret;
 }
 
+CAmount CWallet::GetAccountBalance(const std::string& strAccount, int nMinDepth, const isminefilter& filter)
+{
+    CWalletDB walletdb(strWalletFile);
+    return GetAccountBalance(walletdb, strAccount, nMinDepth, filter);
+}
+
+CAmount CWallet::GetAccountBalance(CWalletDB& walletdb, const std::string& strAccount, int nMinDepth, const isminefilter& filter)
+{
+    CAmount nBalance = 0;
+
+    // Tally wallet transactions
+    for (map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
+    {
+        const CWalletTx& wtx = (*it).second;
+        if (!CheckFinalTx(wtx) || wtx.GetBlocksToMaturity() > 0 || wtx.GetDepthInMainChain() < 0)
+            continue;
+
+        CAmount nReceived, nSent, nFee;
+        wtx.GetAccountAmounts(strAccount, nReceived, nSent, nFee, filter);
+
+        if (nReceived != 0 && wtx.GetDepthInMainChain() >= nMinDepth)
+            nBalance += nReceived;
+        nBalance -= nSent + nFee;
+    }
+
+    // Tally internal accounting entries
+    nBalance += walletdb.GetAccountCreditDebit(strAccount);
+
+    return nBalance;
+}
+
 std::set<CTxDestination> CWallet::GetAccountAddresses(const std::string& strAccount) const
 {
     LOCK(cs_wallet);
@@ -3116,8 +3145,6 @@ bool CWallet::InitLoadWallet()
     if (fFirstRun)
     {
         // Create new keyUser and set as default key
-        RandAddSeedPerfmon();
-
         CPubKey newDefaultKey;
         if (walletInstance->GetKeyFromPool(newDefaultKey)) {
             walletInstance->SetDefaultKey(newDefaultKey);
@@ -3252,6 +3279,46 @@ bool CWallet::ParameterInteraction()
     return true;
 }
 
+bool CWallet::BackupWallet(const std::string& strDest)
+{
+    if (!fFileBacked)
+        return false;
+    while (true)
+    {
+        {
+            LOCK(bitdb.cs_db);
+            if (!bitdb.mapFileUseCount.count(strWalletFile) || bitdb.mapFileUseCount[strWalletFile] == 0)
+            {
+                // Flush log data to the dat file
+                bitdb.CloseDb(strWalletFile);
+                bitdb.CheckpointLSN(strWalletFile);
+                bitdb.mapFileUseCount.erase(strWalletFile);
+
+                // Copy wallet file
+                boost::filesystem::path pathSrc = GetDataDir() / strWalletFile;
+                boost::filesystem::path pathDest(strDest);
+                if (boost::filesystem::is_directory(pathDest))
+                    pathDest /= strWalletFile;
+
+                try {
+#if BOOST_VERSION >= 104000
+                    boost::filesystem::copy_file(pathSrc, pathDest, boost::filesystem::copy_option::overwrite_if_exists);
+#else
+                    boost::filesystem::copy_file(pathSrc, pathDest);
+#endif
+                    LogPrintf("copied %s to %s\n", strWalletFile, pathDest.string());
+                    return true;
+                } catch (const boost::filesystem::filesystem_error& e) {
+                    LogPrintf("error copying %s to %s - %s\n", strWalletFile, pathDest.string(), e.what());
+                    return false;
+                }
+            }
+        }
+        MilliSleep(100);
+    }
+    return false;
+}
+
 CKeyPool::CKeyPool()
 {
     nTime = GetTime();