diff --git a/src/Makefile.am b/src/Makefile.am
index 6c67dee7d..655bfc88c 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -109,6 +109,9 @@ BITCOIN_CORE_H = \
   ui_interface.h \
   uint256.h \
   util.h \
+  utilstrencodings.h \
+  utilmoneystr.h \
+  utiltime.h \
   version.h \
   walletdb.h \
   wallet.h \
@@ -219,6 +222,9 @@ libbitcoin_util_a_SOURCES = \
   sync.cpp \
   uint256.cpp \
   util.cpp \
+  utilstrencodings.cpp \
+  utilmoneystr.cpp \
+  utiltime.cpp \
   version.cpp \
   $(BITCOIN_CORE_H)
 
diff --git a/src/alert.cpp b/src/alert.cpp
index 2cd684cc4..3271ecfbf 100644
--- a/src/alert.cpp
+++ b/src/alert.cpp
@@ -19,6 +19,7 @@
 #include <boost/algorithm/string/classification.hpp>
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/foreach.hpp>
+#include <boost/thread.hpp>
 
 using namespace std;
 
diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
index 10ca26ff2..871aaf93d 100644
--- a/src/bitcoin-cli.cpp
+++ b/src/bitcoin-cli.cpp
@@ -8,6 +8,7 @@
 #include "rpcclient.h"
 #include "rpcprotocol.h"
 #include "chainparamsbase.h"
+#include "utilstrencodings.h"
 #include "version.h"
 
 #include <boost/filesystem/operations.hpp>
diff --git a/src/bitcoin-tx.cpp b/src/bitcoin-tx.cpp
index 6cd2768d7..75f0fb69f 100644
--- a/src/bitcoin-tx.cpp
+++ b/src/bitcoin-tx.cpp
@@ -4,6 +4,7 @@
 
 #include "base58.h"
 #include "util.h"
+#include "utilmoneystr.h"
 #include "core.h"
 #include "main.h"         // for MAX_BLOCK_SIZE
 #include "keystore.h"
diff --git a/src/bitcoind.cpp b/src/bitcoind.cpp
index 880955481..5be870897 100644
--- a/src/bitcoind.cpp
+++ b/src/bitcoind.cpp
@@ -12,6 +12,7 @@
 
 #include <boost/algorithm/string/predicate.hpp>
 #include <boost/filesystem.hpp>
+#include <boost/thread.hpp>
 
 /* Introduction text for doxygen: */
 
diff --git a/src/core_write.cpp b/src/core_write.cpp
index 37dd69f7b..b395b5c09 100644
--- a/src/core_write.cpp
+++ b/src/core_write.cpp
@@ -8,6 +8,7 @@
 #include "core.h"
 #include "serialize.h"
 #include "util.h"
+#include "utilmoneystr.h"
 #include "base58.h"
 
 using namespace std;
diff --git a/src/crypter.cpp b/src/crypter.cpp
index 122e06d97..8aa2bb051 100644
--- a/src/crypter.cpp
+++ b/src/crypter.cpp
@@ -5,6 +5,7 @@
 #include "crypter.h"
 
 #include "script.h"
+#include "util.h"
 
 #include <string>
 #include <vector>
diff --git a/src/db.cpp b/src/db.cpp
index eb40f3cc4..8c139843a 100644
--- a/src/db.cpp
+++ b/src/db.cpp
@@ -9,6 +9,7 @@
 #include "hash.h"
 #include "protocol.h"
 #include "util.h"
+#include "utilstrencodings.h"
 
 #include <stdint.h>
 
@@ -17,6 +18,7 @@
 #endif
 
 #include <boost/filesystem.hpp>
+#include <boost/thread.hpp>
 #include <boost/version.hpp>
 #include <openssl/rand.h>
 
diff --git a/src/init.cpp b/src/init.cpp
index 708e6386a..e972413c4 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -19,6 +19,7 @@
 #include "txdb.h"
 #include "ui_interface.h"
 #include "util.h"
+#include "utilmoneystr.h"
 #ifdef ENABLE_WALLET
 #include "db.h"
 #include "wallet.h"
@@ -36,6 +37,7 @@
 #include <boost/algorithm/string/predicate.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/interprocess/sync/file_lock.hpp>
+#include <boost/thread.hpp>
 #include <openssl/crypto.h>
 
 using namespace boost;
diff --git a/src/keystore.cpp b/src/keystore.cpp
index 2a4c88d56..c6322eadc 100644
--- a/src/keystore.cpp
+++ b/src/keystore.cpp
@@ -8,6 +8,7 @@
 #include "crypter.h"
 #include "key.h"
 #include "script.h"
+#include "util.h"
 
 #include <boost/foreach.hpp>
 
diff --git a/src/main.cpp b/src/main.cpp
index d9f897f44..322f580f1 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -24,6 +24,7 @@
 #include <boost/algorithm/string/replace.hpp>
 #include <boost/filesystem.hpp>
 #include <boost/filesystem/fstream.hpp>
+#include <boost/thread.hpp>
 
 using namespace std;
 using namespace boost;
diff --git a/src/miner.cpp b/src/miner.cpp
index 06acff1c3..8696edcf6 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -3,8 +3,6 @@
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-#include <inttypes.h>
-
 #include "miner.h"
 
 #include "core.h"
@@ -12,10 +10,14 @@
 #include "main.h"
 #include "net.h"
 #include "pow.h"
+#include "util.h"
+#include "utilmoneystr.h"
 #ifdef ENABLE_WALLET
 #include "wallet.h"
 #endif
 
+#include <boost/thread.hpp>
+
 using namespace std;
 
 //////////////////////////////////////////////////////////////////////////////
diff --git a/src/net.cpp b/src/net.cpp
index 440c271a5..e2adba851 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -28,6 +28,7 @@
 #endif
 
 #include <boost/filesystem.hpp>
+#include <boost/thread.hpp>
 
 // Dump addresses to peers.dat every 15 minutes (900s)
 #define DUMP_ADDRESSES_INTERVAL 900
diff --git a/src/net.h b/src/net.h
index 2b4732c9d..bfad32b2c 100644
--- a/src/net.h
+++ b/src/net.h
@@ -16,7 +16,7 @@
 #include "random.h"
 #include "sync.h"
 #include "uint256.h"
-#include "util.h"
+#include "utilstrencodings.h"
 
 #include <deque>
 #include <stdint.h>
@@ -25,6 +25,7 @@
 #include <arpa/inet.h>
 #endif
 
+#include <boost/filesystem/path.hpp>
 #include <boost/foreach.hpp>
 #include <boost/signals2/signal.hpp>
 
diff --git a/src/netbase.cpp b/src/netbase.cpp
index e9207da33..d5821d446 100644
--- a/src/netbase.cpp
+++ b/src/netbase.cpp
@@ -13,6 +13,7 @@
 #include "sync.h"
 #include "uint256.h"
 #include "util.h"
+#include "utilstrencodings.h"
 
 #ifdef HAVE_GETADDRINFO_A
 #include <netdb.h>
@@ -27,6 +28,7 @@
 
 #include <boost/algorithm/string/case_conv.hpp> // for to_lower()
 #include <boost/algorithm/string/predicate.hpp> // for startswith() and endswith()
+#include <boost/thread.hpp>
 
 #if !defined(HAVE_MSG_NOSIGNAL) && !defined(MSG_NOSIGNAL)
 #define MSG_NOSIGNAL 0
diff --git a/src/noui.cpp b/src/noui.cpp
index 32c861b0d..8b00fd405 100644
--- a/src/noui.cpp
+++ b/src/noui.cpp
@@ -8,6 +8,7 @@
 #include "ui_interface.h"
 #include "util.h"
 
+#include <cstdio>
 #include <stdint.h>
 #include <string>
 
diff --git a/src/pow.cpp b/src/pow.cpp
index c0d0a7ca2..b091cbec3 100644
--- a/src/pow.cpp
+++ b/src/pow.cpp
@@ -9,6 +9,7 @@
 #include "core.h"
 #include "main.h"
 #include "uint256.h"
+#include "util.h"
 
 unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock)
 {
diff --git a/src/qt/bitcoin.cpp b/src/qt/bitcoin.cpp
index a43e7cb75..12277a8ad 100644
--- a/src/qt/bitcoin.cpp
+++ b/src/qt/bitcoin.cpp
@@ -33,6 +33,7 @@
 #include <stdint.h>
 
 #include <boost/filesystem/operations.hpp>
+#include <boost/thread.hpp>
 #include <QApplication>
 #include <QDebug>
 #include <QLibraryInfo>
diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
index bfca5e8d1..d0a5ff13c 100644
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -24,6 +24,7 @@
 #endif
 
 #include "init.h"
+#include "util.h"
 #include "ui_interface.h"
 
 #include <iostream>
diff --git a/src/qt/clientmodel.cpp b/src/qt/clientmodel.cpp
index 4c21eb559..9c9ff5b3a 100644
--- a/src/qt/clientmodel.cpp
+++ b/src/qt/clientmodel.cpp
@@ -13,6 +13,7 @@
 #include "main.h"
 #include "net.h"
 #include "ui_interface.h"
+#include "util.h"
 
 #include <stdint.h>
 
diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp
index fd1d446f9..c775a7f8d 100644
--- a/src/qt/optionsdialog.cpp
+++ b/src/qt/optionsdialog.cpp
@@ -21,6 +21,7 @@
 #include "wallet.h" // for CWallet::minTxFee
 #endif
 
+#include <boost/thread.hpp>
 #include <QDir>
 #include <QIntValidator>
 #include <QLocale>
diff --git a/src/qt/paymentserver.cpp b/src/qt/paymentserver.cpp
index a9f1566d6..f6a4b599d 100644
--- a/src/qt/paymentserver.cpp
+++ b/src/qt/paymentserver.cpp
@@ -11,6 +11,7 @@
 
 #include "base58.h"
 #include "ui_interface.h"
+#include "util.h"
 #include "wallet.h"
 
 #include <cstdlib>
diff --git a/src/qt/transactiondesc.cpp b/src/qt/transactiondesc.cpp
index 4f6e3169f..8258e719a 100644
--- a/src/qt/transactiondesc.cpp
+++ b/src/qt/transactiondesc.cpp
@@ -15,6 +15,7 @@
 #include "transactionrecord.h"
 #include "timedata.h"
 #include "ui_interface.h"
+#include "util.h"
 #include "wallet.h"
 
 #include <stdint.h>
diff --git a/src/qt/utilitydialog.cpp b/src/qt/utilitydialog.cpp
index 1a39894c9..7df9d1bc2 100644
--- a/src/qt/utilitydialog.cpp
+++ b/src/qt/utilitydialog.cpp
@@ -11,9 +11,10 @@
 #include "guiutil.h"
 
 #include "init.h"
-#include "util.h"
 #include "version.h"
 
+#include <stdio.h>
+
 #include <QLabel>
 #include <QRegExp>
 #include <QVBoxLayout>
diff --git a/src/random.cpp b/src/random.cpp
index 0d20d205a..22c942acc 100644
--- a/src/random.cpp
+++ b/src/random.cpp
@@ -8,12 +8,14 @@
 #ifdef WIN32
 #include "compat.h" // for Windows API
 #endif
+#include "serialize.h" // for begin_ptr(vec)
 #include "util.h" // for LogPrint()
+#include "utilstrencodings.h" // for GetTime()
 
 #ifndef WIN32
 #include <sys/time.h>
 #endif
-
+#include <limits>
 #include <openssl/crypto.h>
 #include <openssl/err.h>
 #include <openssl/rand.h>
diff --git a/src/rpcblockchain.cpp b/src/rpcblockchain.cpp
index e511fe422..58cab1404 100644
--- a/src/rpcblockchain.cpp
+++ b/src/rpcblockchain.cpp
@@ -7,6 +7,7 @@
 #include "main.h"
 #include "rpcserver.h"
 #include "sync.h"
+#include "util.h"
 
 #include <stdint.h>
 
diff --git a/src/rpcdump.cpp b/src/rpcdump.cpp
index ff2361482..e68ddee04 100644
--- a/src/rpcdump.cpp
+++ b/src/rpcdump.cpp
@@ -7,6 +7,8 @@
 #include "init.h"
 #include "main.h"
 #include "sync.h"
+#include "utiltime.h"
+#include "util.h"
 #include "wallet.h"
 
 #include <fstream>
diff --git a/src/rpcmining.cpp b/src/rpcmining.cpp
index edab427cb..6e508abcd 100644
--- a/src/rpcmining.cpp
+++ b/src/rpcmining.cpp
@@ -11,6 +11,7 @@
 #include "miner.h"
 #include "pow.h"
 #include "core_io.h"
+#include "util.h"
 #ifdef ENABLE_WALLET
 #include "db.h"
 #include "wallet.h"
diff --git a/src/rpcprotocol.cpp b/src/rpcprotocol.cpp
index a4deddbed..808b9bbd2 100644
--- a/src/rpcprotocol.cpp
+++ b/src/rpcprotocol.cpp
@@ -6,6 +6,9 @@
 #include "rpcprotocol.h"
 
 #include "util.h"
+#include "tinyformat.h"
+#include "utilstrencodings.h"
+#include "utiltime.h"
 #include "version.h"
 
 #include <stdint.h>
diff --git a/src/rpcserver.cpp b/src/rpcserver.cpp
index 524627e2d..c9133bd3d 100644
--- a/src/rpcserver.cpp
+++ b/src/rpcserver.cpp
@@ -23,6 +23,7 @@
 #include <boost/iostreams/concepts.hpp>
 #include <boost/iostreams/stream.hpp>
 #include <boost/shared_ptr.hpp>
+#include <boost/thread.hpp>
 #include "json/json_spirit_writer_template.h"
 
 using namespace boost;
@@ -82,6 +83,11 @@ void RPCTypeCheck(const Object& o,
     }
 }
 
+static inline int64_t roundint64(double d)
+{
+    return (int64_t)(d > 0 ? d + 0.5 : d - 0.5);
+}
+
 int64_t AmountFromValue(const Value& value)
 {
     double dAmount = value.get_real();
diff --git a/src/script.cpp b/src/script.cpp
index 942e8810d..4c7bb10c3 100644
--- a/src/script.cpp
+++ b/src/script.cpp
@@ -18,8 +18,9 @@
 #include "util.h"
 
 #include <boost/foreach.hpp>
-#include <boost/tuple/tuple.hpp>
+#include <boost/thread.hpp>
 #include <boost/tuple/tuple_comparison.hpp>
+#include <boost/tuple/tuple.hpp>
 
 using namespace std;
 using namespace boost;
diff --git a/src/script.h b/src/script.h
index 1e2cc94ef..462e3f230 100644
--- a/src/script.h
+++ b/src/script.h
@@ -7,7 +7,8 @@
 #define H_BITCOIN_SCRIPT
 
 #include "key.h"
-#include "util.h"
+#include "utilstrencodings.h"
+#include "tinyformat.h"
 
 #include <stdexcept>
 #include <stdint.h>
diff --git a/src/test/DoS_tests.cpp b/src/test/DoS_tests.cpp
index 5e17555e7..4ecf6e253 100644
--- a/src/test/DoS_tests.cpp
+++ b/src/test/DoS_tests.cpp
@@ -14,6 +14,7 @@
 #include "pow.h"
 #include "script.h"
 #include "serialize.h"
+#include "util.h"
 
 #include <stdint.h>
 
diff --git a/src/test/alert_tests.cpp b/src/test/alert_tests.cpp
index e3066a51a..4af87cf8e 100644
--- a/src/test/alert_tests.cpp
+++ b/src/test/alert_tests.cpp
@@ -11,6 +11,7 @@
 
 #include "serialize.h"
 #include "util.h"
+#include "utilstrencodings.h"
 #include "version.h"
 
 #include <fstream>
diff --git a/src/test/allocator_tests.cpp b/src/test/allocator_tests.cpp
index 2752a0b21..69888da3d 100644
--- a/src/test/allocator_tests.cpp
+++ b/src/test/allocator_tests.cpp
@@ -4,6 +4,8 @@
 
 #include "util.h"
 
+#include "allocators.h"
+
 #include <boost/test/unit_test.hpp>
 
 BOOST_AUTO_TEST_SUITE(allocator_tests)
diff --git a/src/test/base32_tests.cpp b/src/test/base32_tests.cpp
index 87473585e..68617abbd 100644
--- a/src/test/base32_tests.cpp
+++ b/src/test/base32_tests.cpp
@@ -2,7 +2,7 @@
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-#include "util.h"
+#include "utilstrencodings.h"
 
 #include <boost/test/unit_test.hpp>
 
diff --git a/src/test/base64_tests.cpp b/src/test/base64_tests.cpp
index d4a23d9aa..f2bf3326a 100644
--- a/src/test/base64_tests.cpp
+++ b/src/test/base64_tests.cpp
@@ -2,7 +2,7 @@
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-#include "util.h"
+#include "utilstrencodings.h"
 
 #include <boost/test/unit_test.hpp>
 
diff --git a/src/test/checkblock_tests.cpp b/src/test/checkblock_tests.cpp
index 10352240f..fdea12846 100644
--- a/src/test/checkblock_tests.cpp
+++ b/src/test/checkblock_tests.cpp
@@ -9,6 +9,7 @@
 
 
 #include "main.h"
+#include "utiltime.h"
 
 #include <cstdio>
 
diff --git a/src/test/crypto_tests.cpp b/src/test/crypto_tests.cpp
index a17278b80..a3eec270e 100644
--- a/src/test/crypto_tests.cpp
+++ b/src/test/crypto_tests.cpp
@@ -6,7 +6,7 @@
 #include "crypto/sha1.h"
 #include "crypto/sha2.h"
 #include "random.h"
-#include "util.h"
+#include "utilstrencodings.h"
 
 #include <vector>
 
diff --git a/src/test/hash_tests.cpp b/src/test/hash_tests.cpp
index 4568c8769..b8e290f07 100644
--- a/src/test/hash_tests.cpp
+++ b/src/test/hash_tests.cpp
@@ -3,7 +3,7 @@
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "hash.h"
-#include "util.h"
+#include "utilstrencodings.h"
 
 #include <vector>
 
diff --git a/src/test/test_bitcoin.cpp b/src/test/test_bitcoin.cpp
index 443b5853b..68fad8d03 100644
--- a/src/test/test_bitcoin.cpp
+++ b/src/test/test_bitcoin.cpp
@@ -16,6 +16,7 @@
 
 #include <boost/filesystem.hpp>
 #include <boost/test/unit_test.hpp>
+#include <boost/thread.hpp>
 
 CClientUIInterface uiInterface;
 CWallet* pwalletMain;
diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp
index 31fcd3e92..e077c9de3 100644
--- a/src/test/util_tests.cpp
+++ b/src/test/util_tests.cpp
@@ -4,8 +4,11 @@
 
 #include "util.h"
 
+#include "core.h"
 #include "random.h"
 #include "sync.h"
+#include "utilstrencodings.h"
+#include "utilmoneystr.h"
 
 #include <stdint.h>
 #include <vector>
diff --git a/src/timedata.cpp b/src/timedata.cpp
index 4576786b9..40cdb33f7 100644
--- a/src/timedata.cpp
+++ b/src/timedata.cpp
@@ -8,6 +8,7 @@
 #include "sync.h"
 #include "ui_interface.h"
 #include "util.h"
+#include "utilstrencodings.h"
 
 #include <boost/foreach.hpp>
 
@@ -35,6 +36,11 @@ int64_t GetAdjustedTime()
     return GetTime() + GetTimeOffset();
 }
 
+static int64_t abs64(int64_t n)
+{
+    return (n >= 0 ? n : -n);
+}
+
 void AddTimeData(const CNetAddr& ip, int64_t nTime)
 {
     int64_t nOffsetSample = nTime - GetTime();
diff --git a/src/txdb.cpp b/src/txdb.cpp
index 7c0683aaf..a3a9b3153 100644
--- a/src/txdb.cpp
+++ b/src/txdb.cpp
@@ -9,6 +9,7 @@
 #include "pow.h"
 #include "uint256.h"
 
+#include <boost/thread.hpp>
 #include <stdint.h>
 
 using namespace std;
diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 80cae6824..b327e1c73 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -5,6 +5,7 @@
 
 #include "core.h"
 #include "txmempool.h"
+#include "util.h"
 
 #include <boost/circular_buffer.hpp>
 
diff --git a/src/uint256.cpp b/src/uint256.cpp
index 08c05594f..feda0ca5a 100644
--- a/src/uint256.cpp
+++ b/src/uint256.cpp
@@ -4,7 +4,8 @@
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #include "uint256.h"
-#include "util.h"
+
+#include "utilstrencodings.h"
 
 #include <stdio.h>
 #include <string.h>
diff --git a/src/util.cpp b/src/util.cpp
index 80d27d582..5a4e187f9 100644
--- a/src/util.cpp
+++ b/src/util.cpp
@@ -11,13 +11,13 @@
 
 #include "chainparamsbase.h"
 #include "random.h"
+#include "serialize.h"
 #include "sync.h"
-#include "uint256.h"
+#include "utilstrencodings.h"
+#include "utiltime.h"
 
 #include <stdarg.h>
 
-#include <boost/date_time/posix_time/posix_time.hpp>
-
 #ifndef WIN32
 // for posix_fallocate
 #ifdef __linux__
@@ -75,6 +75,7 @@
 #include <boost/foreach.hpp>
 #include <boost/program_options/detail/config_file.hpp>
 #include <boost/program_options/parsers.hpp>
+#include <boost/thread.hpp>
 #include <openssl/crypto.h>
 #include <openssl/rand.h>
 
@@ -243,148 +244,6 @@ int LogPrintStr(const std::string &str)
     return ret;
 }
 
-string FormatMoney(int64_t n, bool fPlus)
-{
-    // Note: not using straight sprintf here because we do NOT want
-    // localized number formatting.
-    int64_t n_abs = (n > 0 ? n : -n);
-    int64_t quotient = n_abs/COIN;
-    int64_t remainder = n_abs%COIN;
-    string str = strprintf("%d.%08d", quotient, remainder);
-
-    // Right-trim excess zeros before the decimal point:
-    int nTrim = 0;
-    for (int i = str.size()-1; (str[i] == '0' && isdigit(str[i-2])); --i)
-        ++nTrim;
-    if (nTrim)
-        str.erase(str.size()-nTrim, nTrim);
-
-    if (n < 0)
-        str.insert((unsigned int)0, 1, '-');
-    else if (fPlus && n > 0)
-        str.insert((unsigned int)0, 1, '+');
-    return str;
-}
-
-
-bool ParseMoney(const string& str, int64_t& nRet)
-{
-    return ParseMoney(str.c_str(), nRet);
-}
-
-bool ParseMoney(const char* pszIn, int64_t& nRet)
-{
-    string strWhole;
-    int64_t nUnits = 0;
-    const char* p = pszIn;
-    while (isspace(*p))
-        p++;
-    for (; *p; p++)
-    {
-        if (*p == '.')
-        {
-            p++;
-            int64_t nMult = CENT*10;
-            while (isdigit(*p) && (nMult > 0))
-            {
-                nUnits += nMult * (*p++ - '0');
-                nMult /= 10;
-            }
-            break;
-        }
-        if (isspace(*p))
-            break;
-        if (!isdigit(*p))
-            return false;
-        strWhole.insert(strWhole.end(), *p);
-    }
-    for (; *p; p++)
-        if (!isspace(*p))
-            return false;
-    if (strWhole.size() > 10) // guard against 63 bit overflow
-        return false;
-    if (nUnits < 0 || nUnits > COIN)
-        return false;
-    int64_t nWhole = atoi64(strWhole);
-    int64_t nValue = nWhole*COIN + nUnits;
-
-    nRet = nValue;
-    return true;
-}
-
-// safeChars chosen to allow simple messages/URLs/email addresses, but avoid anything
-// even possibly remotely dangerous like & or >
-static string safeChars("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890 .,;_/:?@");
-string SanitizeString(const string& str)
-{
-    string strResult;
-    for (std::string::size_type i = 0; i < str.size(); i++)
-    {
-        if (safeChars.find(str[i]) != std::string::npos)
-            strResult.push_back(str[i]);
-    }
-    return strResult;
-}
-
-const signed char p_util_hexdigit[256] =
-{ -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  0,1,2,3,4,5,6,7,8,9,-1,-1,-1,-1,-1,-1,
-  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
-  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, };
-
-signed char HexDigit(char c)
-{
-    return p_util_hexdigit[(unsigned char)c];
-}
-
-bool IsHex(const string& str)
-{
-    BOOST_FOREACH(char c, str)
-    {
-        if (HexDigit(c) < 0)
-            return false;
-    }
-    return (str.size() > 0) && (str.size()%2 == 0);
-}
-
-vector<unsigned char> ParseHex(const char* psz)
-{
-    // convert hex dump to vector
-    vector<unsigned char> vch;
-    while (true)
-    {
-        while (isspace(*psz))
-            psz++;
-        signed char c = HexDigit(*psz++);
-        if (c == (signed char)-1)
-            break;
-        unsigned char n = (c << 4);
-        c = HexDigit(*psz++);
-        if (c == (signed char)-1)
-            break;
-        n |= c;
-        vch.push_back(n);
-    }
-    return vch;
-}
-
-vector<unsigned char> ParseHex(const string& str)
-{
-    return ParseHex(str.c_str());
-}
-
 static void InterpretNegativeSetting(string name, map<string, string>& mapSettingsRet)
 {
     // interpret -nofoo as -foo=0 (and -nofoo=0 as -foo=1) as long as -foo not set
@@ -482,334 +341,6 @@ bool SoftSetBoolArg(const std::string& strArg, bool fValue)
         return SoftSetArg(strArg, std::string("0"));
 }
 
-
-string EncodeBase64(const unsigned char* pch, size_t len)
-{
-    static const char *pbase64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-
-    string strRet="";
-    strRet.reserve((len+2)/3*4);
-
-    int mode=0, left=0;
-    const unsigned char *pchEnd = pch+len;
-
-    while (pch<pchEnd)
-    {
-        int enc = *(pch++);
-        switch (mode)
-        {
-            case 0: // we have no bits
-                strRet += pbase64[enc >> 2];
-                left = (enc & 3) << 4;
-                mode = 1;
-                break;
-
-            case 1: // we have two bits
-                strRet += pbase64[left | (enc >> 4)];
-                left = (enc & 15) << 2;
-                mode = 2;
-                break;
-
-            case 2: // we have four bits
-                strRet += pbase64[left | (enc >> 6)];
-                strRet += pbase64[enc & 63];
-                mode = 0;
-                break;
-        }
-    }
-
-    if (mode)
-    {
-        strRet += pbase64[left];
-        strRet += '=';
-        if (mode == 1)
-            strRet += '=';
-    }
-
-    return strRet;
-}
-
-string EncodeBase64(const string& str)
-{
-    return EncodeBase64((const unsigned char*)str.c_str(), str.size());
-}
-
-vector<unsigned char> DecodeBase64(const char* p, bool* pfInvalid)
-{
-    static const int decode64_table[256] =
-    {
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1,
-        -1, -1, -1, -1, -1,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
-        15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28,
-        29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
-        49, 50, 51, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
-    };
-
-    if (pfInvalid)
-        *pfInvalid = false;
-
-    vector<unsigned char> vchRet;
-    vchRet.reserve(strlen(p)*3/4);
-
-    int mode = 0;
-    int left = 0;
-
-    while (1)
-    {
-         int dec = decode64_table[(unsigned char)*p];
-         if (dec == -1) break;
-         p++;
-         switch (mode)
-         {
-             case 0: // we have no bits and get 6
-                 left = dec;
-                 mode = 1;
-                 break;
-
-              case 1: // we have 6 bits and keep 4
-                  vchRet.push_back((left<<2) | (dec>>4));
-                  left = dec & 15;
-                  mode = 2;
-                  break;
-
-             case 2: // we have 4 bits and get 6, we keep 2
-                 vchRet.push_back((left<<4) | (dec>>2));
-                 left = dec & 3;
-                 mode = 3;
-                 break;
-
-             case 3: // we have 2 bits and get 6
-                 vchRet.push_back((left<<6) | dec);
-                 mode = 0;
-                 break;
-         }
-    }
-
-    if (pfInvalid)
-        switch (mode)
-        {
-            case 0: // 4n base64 characters processed: ok
-                break;
-
-            case 1: // 4n+1 base64 character processed: impossible
-                *pfInvalid = true;
-                break;
-
-            case 2: // 4n+2 base64 characters processed: require '=='
-                if (left || p[0] != '=' || p[1] != '=' || decode64_table[(unsigned char)p[2]] != -1)
-                    *pfInvalid = true;
-                break;
-
-            case 3: // 4n+3 base64 characters processed: require '='
-                if (left || p[0] != '=' || decode64_table[(unsigned char)p[1]] != -1)
-                    *pfInvalid = true;
-                break;
-        }
-
-    return vchRet;
-}
-
-string DecodeBase64(const string& str)
-{
-    vector<unsigned char> vchRet = DecodeBase64(str.c_str());
-    return string((const char*)&vchRet[0], vchRet.size());
-}
-
-string EncodeBase32(const unsigned char* pch, size_t len)
-{
-    static const char *pbase32 = "abcdefghijklmnopqrstuvwxyz234567";
-
-    string strRet="";
-    strRet.reserve((len+4)/5*8);
-
-    int mode=0, left=0;
-    const unsigned char *pchEnd = pch+len;
-
-    while (pch<pchEnd)
-    {
-        int enc = *(pch++);
-        switch (mode)
-        {
-            case 0: // we have no bits
-                strRet += pbase32[enc >> 3];
-                left = (enc & 7) << 2;
-                mode = 1;
-                break;
-
-            case 1: // we have three bits
-                strRet += pbase32[left | (enc >> 6)];
-                strRet += pbase32[(enc >> 1) & 31];
-                left = (enc & 1) << 4;
-                mode = 2;
-                break;
-
-            case 2: // we have one bit
-                strRet += pbase32[left | (enc >> 4)];
-                left = (enc & 15) << 1;
-                mode = 3;
-                break;
-
-            case 3: // we have four bits
-                strRet += pbase32[left | (enc >> 7)];
-                strRet += pbase32[(enc >> 2) & 31];
-                left = (enc & 3) << 3;
-                mode = 4;
-                break;
-
-            case 4: // we have two bits
-                strRet += pbase32[left | (enc >> 5)];
-                strRet += pbase32[enc & 31];
-                mode = 0;
-        }
-    }
-
-    static const int nPadding[5] = {0, 6, 4, 3, 1};
-    if (mode)
-    {
-        strRet += pbase32[left];
-        for (int n=0; n<nPadding[mode]; n++)
-             strRet += '=';
-    }
-
-    return strRet;
-}
-
-string EncodeBase32(const string& str)
-{
-    return EncodeBase32((const unsigned char*)str.c_str(), str.size());
-}
-
-vector<unsigned char> DecodeBase32(const char* p, bool* pfInvalid)
-{
-    static const int decode32_table[256] =
-    {
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
-        15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1,  0,  1,  2,
-         3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
-        23, 24, 25, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
-        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
-    };
-
-    if (pfInvalid)
-        *pfInvalid = false;
-
-    vector<unsigned char> vchRet;
-    vchRet.reserve((strlen(p))*5/8);
-
-    int mode = 0;
-    int left = 0;
-
-    while (1)
-    {
-         int dec = decode32_table[(unsigned char)*p];
-         if (dec == -1) break;
-         p++;
-         switch (mode)
-         {
-             case 0: // we have no bits and get 5
-                 left = dec;
-                 mode = 1;
-                 break;
-
-              case 1: // we have 5 bits and keep 2
-                  vchRet.push_back((left<<3) | (dec>>2));
-                  left = dec & 3;
-                  mode = 2;
-                  break;
-
-             case 2: // we have 2 bits and keep 7
-                 left = left << 5 | dec;
-                 mode = 3;
-                 break;
-
-             case 3: // we have 7 bits and keep 4
-                 vchRet.push_back((left<<1) | (dec>>4));
-                 left = dec & 15;
-                 mode = 4;
-                 break;
-
-             case 4: // we have 4 bits, and keep 1
-                 vchRet.push_back((left<<4) | (dec>>1));
-                 left = dec & 1;
-                 mode = 5;
-                 break;
-
-             case 5: // we have 1 bit, and keep 6
-                 left = left << 5 | dec;
-                 mode = 6;
-                 break;
-
-             case 6: // we have 6 bits, and keep 3
-                 vchRet.push_back((left<<2) | (dec>>3));
-                 left = dec & 7;
-                 mode = 7;
-                 break;
-
-             case 7: // we have 3 bits, and keep 0
-                 vchRet.push_back((left<<5) | dec);
-                 mode = 0;
-                 break;
-         }
-    }
-
-    if (pfInvalid)
-        switch (mode)
-        {
-            case 0: // 8n base32 characters processed: ok
-                break;
-
-            case 1: // 8n+1 base32 characters processed: impossible
-            case 3: //   +3
-            case 6: //   +6
-                *pfInvalid = true;
-                break;
-
-            case 2: // 8n+2 base32 characters processed: require '======'
-                if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || p[3] != '=' || p[4] != '=' || p[5] != '=' || decode32_table[(unsigned char)p[6]] != -1)
-                    *pfInvalid = true;
-                break;
-
-            case 4: // 8n+4 base32 characters processed: require '===='
-                if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || p[3] != '=' || decode32_table[(unsigned char)p[4]] != -1)
-                    *pfInvalid = true;
-                break;
-
-            case 5: // 8n+5 base32 characters processed: require '==='
-                if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || decode32_table[(unsigned char)p[3]] != -1)
-                    *pfInvalid = true;
-                break;
-
-            case 7: // 8n+7 base32 characters processed: require '='
-                if (left || p[0] != '=' || decode32_table[(unsigned char)p[1]] != -1)
-                    *pfInvalid = true;
-                break;
-        }
-
-    return vchRet;
-}
-
-string DecodeBase32(const string& str)
-{
-    vector<unsigned char> vchRet = DecodeBase32(str.c_str());
-    return string((const char*)&vchRet[0], vchRet.size());
-}
-
 static std::string FormatException(std::exception* pex, const char* pszThread)
 {
 #ifdef WIN32
@@ -1101,21 +632,6 @@ void ShrinkDebugFile()
         fclose(file);
 }
 
-static int64_t nMockTime = 0;  // For unit testing
-
-int64_t GetTime()
-{
-    if (nMockTime) return nMockTime;
-
-    return time(NULL);
-}
-
-void SetMockTime(int64_t nMockTimeIn)
-{
-    nMockTime = nMockTimeIn;
-}
-
-
 #ifdef WIN32
 boost::filesystem::path GetSpecialFolderPath(int nFolder, bool fCreate)
 {
@@ -1186,20 +702,6 @@ void RenameThread(const char* name)
 #endif
 }
 
-bool ParseInt32(const std::string& str, int32_t *out)
-{
-    char *endp = NULL;
-    errno = 0; // strtol will not set errno if valid
-    long int n = strtol(str.c_str(), &endp, 10);
-    if(out) *out = (int)n;
-    // Note that strtol returns a *long int*, so even if strtol doesn't report a over/underflow
-    // we still have to check that the returned value is within the range of an *int32_t*. On 64-bit
-    // platforms the size of these types may be different.
-    return endp && *endp == 0 && !errno &&
-        n >= std::numeric_limits<int32_t>::min() &&
-        n <= std::numeric_limits<int32_t>::max();
-}
-
 void SetupEnvironment()
 {
 #ifndef WIN32
@@ -1217,51 +719,6 @@ void SetupEnvironment()
 #endif
 }
 
-std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime)
-{
-    // std::locale takes ownership of the pointer
-    std::locale loc(std::locale::classic(), new boost::posix_time::time_facet(pszFormat));
-    std::stringstream ss;
-    ss.imbue(loc);
-    ss << boost::posix_time::from_time_t(nTime);
-    return ss.str();
-}
-
-std::string FormatParagraph(const std::string in, size_t width, size_t indent)
-{
-    std::stringstream out;
-    size_t col = 0;
-    size_t ptr = 0;
-    while(ptr < in.size())
-    {
-        // Find beginning of next word
-        ptr = in.find_first_not_of(' ', ptr);
-        if (ptr == std::string::npos)
-            break;
-        // Find end of next word
-        size_t endword = in.find_first_of(' ', ptr);
-        if (endword == std::string::npos)
-            endword = in.size();
-        // Add newline and indentation if this wraps over the allowed width
-        if (col > 0)
-        {
-            if ((col + endword - ptr) > width)
-            {
-                out << '\n';
-                for(size_t i=0; i<indent; ++i)
-                    out << ' ';
-                col = 0;
-            } else
-                out << ' ';
-        }
-        // Append word
-        out << in.substr(ptr, endword - ptr);
-        col += endword - ptr;
-        ptr = endword;
-    }
-    return out.str();
-}
-
 void SetThreadPriority(int nPriority)
 {
 #ifdef WIN32
diff --git a/src/util.h b/src/util.h
index cbd311574..30f7c15c8 100644
--- a/src/util.h
+++ b/src/util.h
@@ -3,6 +3,10 @@
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
+/**
+ * Server/client environment: argument handling, config file parsing,
+ * logging, thread wrappers
+ */
 #ifndef BITCOIN_UTIL_H
 #define BITCOIN_UTIL_H
 
@@ -11,53 +15,17 @@
 #endif
 
 #include "compat.h"
-#include "serialize.h"
+#include "utiltime.h"
 #include "tinyformat.h"
 
-#include <cstdio>
 #include <exception>
 #include <map>
-#include <stdarg.h>
 #include <stdint.h>
 #include <string>
-#include <utility>
 #include <vector>
 
-#ifndef WIN32
-#include <sys/resource.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#endif
-
 #include <boost/filesystem/path.hpp>
-#include <boost/thread.hpp>
-
-class uint256;
-
-#define BEGIN(a)            ((char*)&(a))
-#define END(a)              ((char*)&((&(a))[1]))
-#define UBEGIN(a)           ((unsigned char*)&(a))
-#define UEND(a)             ((unsigned char*)&((&(a))[1]))
-#define ARRAYLEN(array)     (sizeof(array)/sizeof((array)[0]))
-
-// This is needed because the foreach macro can't get over the comma in pair<t1, t2>
-#define PAIRTYPE(t1, t2)    std::pair<t1, t2>
-
-
-inline void MilliSleep(int64_t n)
-{
-// Boost's sleep_for was uninterruptable when backed by nanosleep from 1.50
-// until fixed in 1.52. Use the deprecated sleep method for the broken case.
-// See: https://svn.boost.org/trac/boost/ticket/7238
-#if defined(HAVE_WORKING_BOOST_SLEEP_FOR)
-    boost::this_thread::sleep_for(boost::chrono::milliseconds(n));
-#elif defined(HAVE_WORKING_BOOST_SLEEP)
-    boost::this_thread::sleep(boost::posix_time::milliseconds(n));
-#else
-//should never get here
-#error missing boost sleep implementation
-#endif
-}
+#include <boost/thread/exceptions.hpp>
 
 extern std::map<std::string, std::string> mapArgs;
 extern std::map<std::string, std::vector<std::string> > mapMultiArgs;
@@ -115,22 +83,6 @@ static inline bool error(const char* format)
 }
 
 void PrintExceptionContinue(std::exception* pex, const char* pszThread);
-std::string FormatMoney(int64_t n, bool fPlus=false);
-bool ParseMoney(const std::string& str, int64_t& nRet);
-bool ParseMoney(const char* pszIn, int64_t& nRet);
-std::string SanitizeString(const std::string& str);
-std::vector<unsigned char> ParseHex(const char* psz);
-std::vector<unsigned char> ParseHex(const std::string& str);
-signed char HexDigit(char c);
-bool IsHex(const std::string& str);
-std::vector<unsigned char> DecodeBase64(const char* p, bool* pfInvalid = NULL);
-std::string DecodeBase64(const std::string& str);
-std::string EncodeBase64(const unsigned char* pch, size_t len);
-std::string EncodeBase64(const std::string& str);
-std::vector<unsigned char> DecodeBase32(const char* p, bool* pfInvalid = NULL);
-std::string DecodeBase32(const std::string& str);
-std::string EncodeBase32(const unsigned char* pch, size_t len);
-std::string EncodeBase32(const std::string& str);
 void ParseParameters(int argc, const char*const argv[]);
 void FileCommit(FILE *fileout);
 bool TruncateFile(FILE *file, unsigned int length);
@@ -151,109 +103,8 @@ boost::filesystem::path GetSpecialFolderPath(int nFolder, bool fCreate = true);
 #endif
 boost::filesystem::path GetTempPath();
 void ShrinkDebugFile();
-int64_t GetTime();
-void SetMockTime(int64_t nMockTimeIn);
 void runCommand(std::string strCommand);
 
-inline std::string i64tostr(int64_t n)
-{
-    return strprintf("%d", n);
-}
-
-inline std::string itostr(int n)
-{
-    return strprintf("%d", n);
-}
-
-inline int64_t atoi64(const char* psz)
-{
-#ifdef _MSC_VER
-    return _atoi64(psz);
-#else
-    return strtoll(psz, NULL, 10);
-#endif
-}
-
-inline int64_t atoi64(const std::string& str)
-{
-#ifdef _MSC_VER
-    return _atoi64(str.c_str());
-#else
-    return strtoll(str.c_str(), NULL, 10);
-#endif
-}
-
-inline int atoi(const std::string& str)
-{
-    return atoi(str.c_str());
-}
-
-/**
- * Convert string to signed 32-bit integer with strict parse error feedback.
- * @returns true if the entire string could be parsed as valid integer,
- *   false if not the entire string could be parsed or when overflow or underflow occured.
- */
-bool ParseInt32(const std::string& str, int32_t *out);
-
-inline int roundint(double d)
-{
-    return (int)(d > 0 ? d + 0.5 : d - 0.5);
-}
-
-inline int64_t roundint64(double d)
-{
-    return (int64_t)(d > 0 ? d + 0.5 : d - 0.5);
-}
-
-inline int64_t abs64(int64_t n)
-{
-    return (n >= 0 ? n : -n);
-}
-
-template<typename T>
-std::string HexStr(const T itbegin, const T itend, bool fSpaces=false)
-{
-    std::string rv;
-    static const char hexmap[16] = { '0', '1', '2', '3', '4', '5', '6', '7',
-                                     '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
-    rv.reserve((itend-itbegin)*3);
-    for(T it = itbegin; it < itend; ++it)
-    {
-        unsigned char val = (unsigned char)(*it);
-        if(fSpaces && it != itbegin)
-            rv.push_back(' ');
-        rv.push_back(hexmap[val>>4]);
-        rv.push_back(hexmap[val&15]);
-    }
-
-    return rv;
-}
-
-template<typename T>
-inline std::string HexStr(const T& vch, bool fSpaces=false)
-{
-    return HexStr(vch.begin(), vch.end(), fSpaces);
-}
-
-/** Format a paragraph of text to a fixed width, adding spaces for
- * indentation to any added line.
- */
-std::string FormatParagraph(const std::string in, size_t width=79, size_t indent=0);
-
-inline int64_t GetTimeMillis()
-{
-    return (boost::posix_time::ptime(boost::posix_time::microsec_clock::universal_time()) -
-            boost::posix_time::ptime(boost::gregorian::date(1970,1,1))).total_milliseconds();
-}
-
-inline int64_t GetTimeMicros()
-{
-    return (boost::posix_time::ptime(boost::posix_time::microsec_clock::universal_time()) -
-            boost::posix_time::ptime(boost::gregorian::date(1970,1,1))).total_microseconds();
-}
-
-std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime);
-
 inline bool IsSwitchChar(char c)
 {
 #ifdef WIN32
@@ -308,21 +159,6 @@ bool SoftSetArg(const std::string& strArg, const std::string& strValue);
  */
 bool SoftSetBoolArg(const std::string& strArg, bool fValue);
 
-/**
- * Timing-attack-resistant comparison.
- * Takes time proportional to length
- * of first argument.
- */
-template <typename T>
-bool TimingResistantEqual(const T& a, const T& b)
-{
-    if (b.size() == 0) return a.size() == 0;
-    size_t accumulator = a.size() ^ b.size();
-    for (size_t i = 0; i < a.size(); i++)
-        accumulator |= a[i] ^ b[i%b.size()];
-    return accumulator == 0;
-}
-
 void SetThreadPriority(int nPriority);
 void RenameThread(const char* name);
 
diff --git a/src/utilmoneystr.cpp b/src/utilmoneystr.cpp
new file mode 100644
index 000000000..1bd48d8d4
--- /dev/null
+++ b/src/utilmoneystr.cpp
@@ -0,0 +1,75 @@
+#include "utilmoneystr.h"
+
+#include "core.h"
+#include "tinyformat.h"
+
+using namespace std;
+
+string FormatMoney(int64_t n, bool fPlus)
+{
+    // Note: not using straight sprintf here because we do NOT want
+    // localized number formatting.
+    int64_t n_abs = (n > 0 ? n : -n);
+    int64_t quotient = n_abs/COIN;
+    int64_t remainder = n_abs%COIN;
+    string str = strprintf("%d.%08d", quotient, remainder);
+
+    // Right-trim excess zeros before the decimal point:
+    int nTrim = 0;
+    for (int i = str.size()-1; (str[i] == '0' && isdigit(str[i-2])); --i)
+        ++nTrim;
+    if (nTrim)
+        str.erase(str.size()-nTrim, nTrim);
+
+    if (n < 0)
+        str.insert((unsigned int)0, 1, '-');
+    else if (fPlus && n > 0)
+        str.insert((unsigned int)0, 1, '+');
+    return str;
+}
+
+
+bool ParseMoney(const string& str, int64_t& nRet)
+{
+    return ParseMoney(str.c_str(), nRet);
+}
+
+bool ParseMoney(const char* pszIn, int64_t& nRet)
+{
+    string strWhole;
+    int64_t nUnits = 0;
+    const char* p = pszIn;
+    while (isspace(*p))
+        p++;
+    for (; *p; p++)
+    {
+        if (*p == '.')
+        {
+            p++;
+            int64_t nMult = CENT*10;
+            while (isdigit(*p) && (nMult > 0))
+            {
+                nUnits += nMult * (*p++ - '0');
+                nMult /= 10;
+            }
+            break;
+        }
+        if (isspace(*p))
+            break;
+        if (!isdigit(*p))
+            return false;
+        strWhole.insert(strWhole.end(), *p);
+    }
+    for (; *p; p++)
+        if (!isspace(*p))
+            return false;
+    if (strWhole.size() > 10) // guard against 63 bit overflow
+        return false;
+    if (nUnits < 0 || nUnits > COIN)
+        return false;
+    int64_t nWhole = atoi64(strWhole);
+    int64_t nValue = nWhole*COIN + nUnits;
+
+    nRet = nValue;
+    return true;
+}
diff --git a/src/utilmoneystr.h b/src/utilmoneystr.h
new file mode 100644
index 000000000..f0c61aa13
--- /dev/null
+++ b/src/utilmoneystr.h
@@ -0,0 +1,19 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+/**
+ * Money parsing/formatting utilities.
+ */
+#ifndef BITCOIN_UTILMONEYSTR_H
+#define BITCOIN_UTILMONEYSTR_H
+
+#include <stdint.h>
+#include <string>
+
+std::string FormatMoney(int64_t n, bool fPlus=false);
+bool ParseMoney(const std::string& str, int64_t& nRet);
+bool ParseMoney(const char* pszIn, int64_t& nRet);
+
+#endif // BITCOIN_UTILMONEYSTR_H
diff --git a/src/utilstrencodings.cpp b/src/utilstrencodings.cpp
new file mode 100644
index 000000000..ef1355510
--- /dev/null
+++ b/src/utilstrencodings.cpp
@@ -0,0 +1,496 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "utilstrencodings.h"
+
+#include "tinyformat.h"
+
+#include <boost/foreach.hpp>
+#include <errno.h>
+#include <limits>
+
+using namespace std;
+
+// safeChars chosen to allow simple messages/URLs/email addresses, but avoid anything
+// even possibly remotely dangerous like & or >
+static string safeChars("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ01234567890 .,;_/:?@");
+string SanitizeString(const string& str)
+{
+    string strResult;
+    for (std::string::size_type i = 0; i < str.size(); i++)
+    {
+        if (safeChars.find(str[i]) != std::string::npos)
+            strResult.push_back(str[i]);
+    }
+    return strResult;
+}
+
+const signed char p_util_hexdigit[256] =
+{ -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  0,1,2,3,4,5,6,7,8,9,-1,-1,-1,-1,-1,-1,
+  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
+  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, };
+
+signed char HexDigit(char c)
+{
+    return p_util_hexdigit[(unsigned char)c];
+}
+
+bool IsHex(const string& str)
+{
+    BOOST_FOREACH(char c, str)
+    {
+        if (HexDigit(c) < 0)
+            return false;
+    }
+    return (str.size() > 0) && (str.size()%2 == 0);
+}
+
+vector<unsigned char> ParseHex(const char* psz)
+{
+    // convert hex dump to vector
+    vector<unsigned char> vch;
+    while (true)
+    {
+        while (isspace(*psz))
+            psz++;
+        signed char c = HexDigit(*psz++);
+        if (c == (signed char)-1)
+            break;
+        unsigned char n = (c << 4);
+        c = HexDigit(*psz++);
+        if (c == (signed char)-1)
+            break;
+        n |= c;
+        vch.push_back(n);
+    }
+    return vch;
+}
+
+vector<unsigned char> ParseHex(const string& str)
+{
+    return ParseHex(str.c_str());
+}
+
+string EncodeBase64(const unsigned char* pch, size_t len)
+{
+    static const char *pbase64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+
+    string strRet="";
+    strRet.reserve((len+2)/3*4);
+
+    int mode=0, left=0;
+    const unsigned char *pchEnd = pch+len;
+
+    while (pch<pchEnd)
+    {
+        int enc = *(pch++);
+        switch (mode)
+        {
+            case 0: // we have no bits
+                strRet += pbase64[enc >> 2];
+                left = (enc & 3) << 4;
+                mode = 1;
+                break;
+
+            case 1: // we have two bits
+                strRet += pbase64[left | (enc >> 4)];
+                left = (enc & 15) << 2;
+                mode = 2;
+                break;
+
+            case 2: // we have four bits
+                strRet += pbase64[left | (enc >> 6)];
+                strRet += pbase64[enc & 63];
+                mode = 0;
+                break;
+        }
+    }
+
+    if (mode)
+    {
+        strRet += pbase64[left];
+        strRet += '=';
+        if (mode == 1)
+            strRet += '=';
+    }
+
+    return strRet;
+}
+
+string EncodeBase64(const string& str)
+{
+    return EncodeBase64((const unsigned char*)str.c_str(), str.size());
+}
+
+vector<unsigned char> DecodeBase64(const char* p, bool* pfInvalid)
+{
+    static const int decode64_table[256] =
+    {
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1,
+        -1, -1, -1, -1, -1,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
+        15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28,
+        29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
+        49, 50, 51, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
+    };
+
+    if (pfInvalid)
+        *pfInvalid = false;
+
+    vector<unsigned char> vchRet;
+    vchRet.reserve(strlen(p)*3/4);
+
+    int mode = 0;
+    int left = 0;
+
+    while (1)
+    {
+         int dec = decode64_table[(unsigned char)*p];
+         if (dec == -1) break;
+         p++;
+         switch (mode)
+         {
+             case 0: // we have no bits and get 6
+                 left = dec;
+                 mode = 1;
+                 break;
+
+              case 1: // we have 6 bits and keep 4
+                  vchRet.push_back((left<<2) | (dec>>4));
+                  left = dec & 15;
+                  mode = 2;
+                  break;
+
+             case 2: // we have 4 bits and get 6, we keep 2
+                 vchRet.push_back((left<<4) | (dec>>2));
+                 left = dec & 3;
+                 mode = 3;
+                 break;
+
+             case 3: // we have 2 bits and get 6
+                 vchRet.push_back((left<<6) | dec);
+                 mode = 0;
+                 break;
+         }
+    }
+
+    if (pfInvalid)
+        switch (mode)
+        {
+            case 0: // 4n base64 characters processed: ok
+                break;
+
+            case 1: // 4n+1 base64 character processed: impossible
+                *pfInvalid = true;
+                break;
+
+            case 2: // 4n+2 base64 characters processed: require '=='
+                if (left || p[0] != '=' || p[1] != '=' || decode64_table[(unsigned char)p[2]] != -1)
+                    *pfInvalid = true;
+                break;
+
+            case 3: // 4n+3 base64 characters processed: require '='
+                if (left || p[0] != '=' || decode64_table[(unsigned char)p[1]] != -1)
+                    *pfInvalid = true;
+                break;
+        }
+
+    return vchRet;
+}
+
+string DecodeBase64(const string& str)
+{
+    vector<unsigned char> vchRet = DecodeBase64(str.c_str());
+    return string((const char*)&vchRet[0], vchRet.size());
+}
+
+string EncodeBase32(const unsigned char* pch, size_t len)
+{
+    static const char *pbase32 = "abcdefghijklmnopqrstuvwxyz234567";
+
+    string strRet="";
+    strRet.reserve((len+4)/5*8);
+
+    int mode=0, left=0;
+    const unsigned char *pchEnd = pch+len;
+
+    while (pch<pchEnd)
+    {
+        int enc = *(pch++);
+        switch (mode)
+        {
+            case 0: // we have no bits
+                strRet += pbase32[enc >> 3];
+                left = (enc & 7) << 2;
+                mode = 1;
+                break;
+
+            case 1: // we have three bits
+                strRet += pbase32[left | (enc >> 6)];
+                strRet += pbase32[(enc >> 1) & 31];
+                left = (enc & 1) << 4;
+                mode = 2;
+                break;
+
+            case 2: // we have one bit
+                strRet += pbase32[left | (enc >> 4)];
+                left = (enc & 15) << 1;
+                mode = 3;
+                break;
+
+            case 3: // we have four bits
+                strRet += pbase32[left | (enc >> 7)];
+                strRet += pbase32[(enc >> 2) & 31];
+                left = (enc & 3) << 3;
+                mode = 4;
+                break;
+
+            case 4: // we have two bits
+                strRet += pbase32[left | (enc >> 5)];
+                strRet += pbase32[enc & 31];
+                mode = 0;
+        }
+    }
+
+    static const int nPadding[5] = {0, 6, 4, 3, 1};
+    if (mode)
+    {
+        strRet += pbase32[left];
+        for (int n=0; n<nPadding[mode]; n++)
+             strRet += '=';
+    }
+
+    return strRet;
+}
+
+string EncodeBase32(const string& str)
+{
+    return EncodeBase32((const unsigned char*)str.c_str(), str.size());
+}
+
+vector<unsigned char> DecodeBase32(const char* p, bool* pfInvalid)
+{
+    static const int decode32_table[256] =
+    {
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
+        15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1,  0,  1,  2,
+         3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22,
+        23, 24, 25, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
+    };
+
+    if (pfInvalid)
+        *pfInvalid = false;
+
+    vector<unsigned char> vchRet;
+    vchRet.reserve((strlen(p))*5/8);
+
+    int mode = 0;
+    int left = 0;
+
+    while (1)
+    {
+         int dec = decode32_table[(unsigned char)*p];
+         if (dec == -1) break;
+         p++;
+         switch (mode)
+         {
+             case 0: // we have no bits and get 5
+                 left = dec;
+                 mode = 1;
+                 break;
+
+              case 1: // we have 5 bits and keep 2
+                  vchRet.push_back((left<<3) | (dec>>2));
+                  left = dec & 3;
+                  mode = 2;
+                  break;
+
+             case 2: // we have 2 bits and keep 7
+                 left = left << 5 | dec;
+                 mode = 3;
+                 break;
+
+             case 3: // we have 7 bits and keep 4
+                 vchRet.push_back((left<<1) | (dec>>4));
+                 left = dec & 15;
+                 mode = 4;
+                 break;
+
+             case 4: // we have 4 bits, and keep 1
+                 vchRet.push_back((left<<4) | (dec>>1));
+                 left = dec & 1;
+                 mode = 5;
+                 break;
+
+             case 5: // we have 1 bit, and keep 6
+                 left = left << 5 | dec;
+                 mode = 6;
+                 break;
+
+             case 6: // we have 6 bits, and keep 3
+                 vchRet.push_back((left<<2) | (dec>>3));
+                 left = dec & 7;
+                 mode = 7;
+                 break;
+
+             case 7: // we have 3 bits, and keep 0
+                 vchRet.push_back((left<<5) | dec);
+                 mode = 0;
+                 break;
+         }
+    }
+
+    if (pfInvalid)
+        switch (mode)
+        {
+            case 0: // 8n base32 characters processed: ok
+                break;
+
+            case 1: // 8n+1 base32 characters processed: impossible
+            case 3: //   +3
+            case 6: //   +6
+                *pfInvalid = true;
+                break;
+
+            case 2: // 8n+2 base32 characters processed: require '======'
+                if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || p[3] != '=' || p[4] != '=' || p[5] != '=' || decode32_table[(unsigned char)p[6]] != -1)
+                    *pfInvalid = true;
+                break;
+
+            case 4: // 8n+4 base32 characters processed: require '===='
+                if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || p[3] != '=' || decode32_table[(unsigned char)p[4]] != -1)
+                    *pfInvalid = true;
+                break;
+
+            case 5: // 8n+5 base32 characters processed: require '==='
+                if (left || p[0] != '=' || p[1] != '=' || p[2] != '=' || decode32_table[(unsigned char)p[3]] != -1)
+                    *pfInvalid = true;
+                break;
+
+            case 7: // 8n+7 base32 characters processed: require '='
+                if (left || p[0] != '=' || decode32_table[(unsigned char)p[1]] != -1)
+                    *pfInvalid = true;
+                break;
+        }
+
+    return vchRet;
+}
+
+string DecodeBase32(const string& str)
+{
+    vector<unsigned char> vchRet = DecodeBase32(str.c_str());
+    return string((const char*)&vchRet[0], vchRet.size());
+}
+
+bool ParseInt32(const std::string& str, int32_t *out)
+{
+    char *endp = NULL;
+    errno = 0; // strtol will not set errno if valid
+    long int n = strtol(str.c_str(), &endp, 10);
+    if(out) *out = (int)n;
+    // Note that strtol returns a *long int*, so even if strtol doesn't report a over/underflow
+    // we still have to check that the returned value is within the range of an *int32_t*. On 64-bit
+    // platforms the size of these types may be different.
+    return endp && *endp == 0 && !errno &&
+        n >= std::numeric_limits<int32_t>::min() &&
+        n <= std::numeric_limits<int32_t>::max();
+}
+
+std::string FormatParagraph(const std::string in, size_t width, size_t indent)
+{
+    std::stringstream out;
+    size_t col = 0;
+    size_t ptr = 0;
+    while(ptr < in.size())
+    {
+        // Find beginning of next word
+        ptr = in.find_first_not_of(' ', ptr);
+        if (ptr == std::string::npos)
+            break;
+        // Find end of next word
+        size_t endword = in.find_first_of(' ', ptr);
+        if (endword == std::string::npos)
+            endword = in.size();
+        // Add newline and indentation if this wraps over the allowed width
+        if (col > 0)
+        {
+            if ((col + endword - ptr) > width)
+            {
+                out << '\n';
+                for(size_t i=0; i<indent; ++i)
+                    out << ' ';
+                col = 0;
+            } else
+                out << ' ';
+        }
+        // Append word
+        out << in.substr(ptr, endword - ptr);
+        col += endword - ptr;
+        ptr = endword;
+    }
+    return out.str();
+}
+
+std::string i64tostr(int64_t n)
+{
+    return strprintf("%d", n);
+}
+
+std::string itostr(int n)
+{
+    return strprintf("%d", n);
+}
+
+int64_t atoi64(const char* psz)
+{
+#ifdef _MSC_VER
+    return _atoi64(psz);
+#else
+    return strtoll(psz, NULL, 10);
+#endif
+}
+
+int64_t atoi64(const std::string& str)
+{
+#ifdef _MSC_VER
+    return _atoi64(str.c_str());
+#else
+    return strtoll(str.c_str(), NULL, 10);
+#endif
+}
+
+int atoi(const std::string& str)
+{
+    return atoi(str.c_str());
+}
diff --git a/src/utilstrencodings.h b/src/utilstrencodings.h
new file mode 100644
index 000000000..0b8c1a178
--- /dev/null
+++ b/src/utilstrencodings.h
@@ -0,0 +1,97 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+/**
+ * Utilities for converting data from/to strings.
+ */
+#ifndef BITCOIN_UTILSTRENCODINGS_H
+#define BITCOIN_UTILSTRENCODINGS_H
+
+#include <stdint.h>
+#include <string>
+#include <vector>
+
+#define BEGIN(a)            ((char*)&(a))
+#define END(a)              ((char*)&((&(a))[1]))
+#define UBEGIN(a)           ((unsigned char*)&(a))
+#define UEND(a)             ((unsigned char*)&((&(a))[1]))
+#define ARRAYLEN(array)     (sizeof(array)/sizeof((array)[0]))
+
+// This is needed because the foreach macro can't get over the comma in pair<t1, t2>
+#define PAIRTYPE(t1, t2)    std::pair<t1, t2>
+
+std::string SanitizeString(const std::string& str);
+std::vector<unsigned char> ParseHex(const char* psz);
+std::vector<unsigned char> ParseHex(const std::string& str);
+signed char HexDigit(char c);
+bool IsHex(const std::string& str);
+std::vector<unsigned char> DecodeBase64(const char* p, bool* pfInvalid = NULL);
+std::string DecodeBase64(const std::string& str);
+std::string EncodeBase64(const unsigned char* pch, size_t len);
+std::string EncodeBase64(const std::string& str);
+std::vector<unsigned char> DecodeBase32(const char* p, bool* pfInvalid = NULL);
+std::string DecodeBase32(const std::string& str);
+std::string EncodeBase32(const unsigned char* pch, size_t len);
+std::string EncodeBase32(const std::string& str);
+
+std::string i64tostr(int64_t n);
+std::string itostr(int n);
+int64_t atoi64(const char* psz);
+int64_t atoi64(const std::string& str);
+int atoi(const std::string& str);
+
+/**
+ * Convert string to signed 32-bit integer with strict parse error feedback.
+ * @returns true if the entire string could be parsed as valid integer,
+ *   false if not the entire string could be parsed or when overflow or underflow occured.
+ */
+bool ParseInt32(const std::string& str, int32_t *out);
+
+template<typename T>
+std::string HexStr(const T itbegin, const T itend, bool fSpaces=false)
+{
+    std::string rv;
+    static const char hexmap[16] = { '0', '1', '2', '3', '4', '5', '6', '7',
+                                     '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' };
+    rv.reserve((itend-itbegin)*3);
+    for(T it = itbegin; it < itend; ++it)
+    {
+        unsigned char val = (unsigned char)(*it);
+        if(fSpaces && it != itbegin)
+            rv.push_back(' ');
+        rv.push_back(hexmap[val>>4]);
+        rv.push_back(hexmap[val&15]);
+    }
+
+    return rv;
+}
+
+template<typename T>
+inline std::string HexStr(const T& vch, bool fSpaces=false)
+{
+    return HexStr(vch.begin(), vch.end(), fSpaces);
+}
+
+/** Format a paragraph of text to a fixed width, adding spaces for
+ * indentation to any added line.
+ */
+std::string FormatParagraph(const std::string in, size_t width=79, size_t indent=0);
+
+/**
+ * Timing-attack-resistant comparison.
+ * Takes time proportional to length
+ * of first argument.
+ */
+template <typename T>
+bool TimingResistantEqual(const T& a, const T& b)
+{
+    if (b.size() == 0) return a.size() == 0;
+    size_t accumulator = a.size() ^ b.size();
+    for (size_t i = 0; i < a.size(); i++)
+        accumulator |= a[i] ^ b[i%b.size()];
+    return accumulator == 0;
+}
+
+#endif // BITCOIN_UTILSTRENCODINGS_H
diff --git a/src/utiltime.cpp b/src/utiltime.cpp
new file mode 100644
index 000000000..78f0342cb
--- /dev/null
+++ b/src/utiltime.cpp
@@ -0,0 +1,66 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#if defined(HAVE_CONFIG_H)
+#include "config/bitcoin-config.h"
+#endif
+
+#include "utiltime.h"
+
+#include <boost/date_time/posix_time/posix_time.hpp>
+#include <boost/thread.hpp>
+
+using namespace std;
+
+static int64_t nMockTime = 0;  // For unit testing
+
+int64_t GetTime()
+{
+    if (nMockTime) return nMockTime;
+
+    return time(NULL);
+}
+
+void SetMockTime(int64_t nMockTimeIn)
+{
+    nMockTime = nMockTimeIn;
+}
+
+int64_t GetTimeMillis()
+{
+    return (boost::posix_time::ptime(boost::posix_time::microsec_clock::universal_time()) -
+            boost::posix_time::ptime(boost::gregorian::date(1970,1,1))).total_milliseconds();
+}
+
+int64_t GetTimeMicros()
+{
+    return (boost::posix_time::ptime(boost::posix_time::microsec_clock::universal_time()) -
+            boost::posix_time::ptime(boost::gregorian::date(1970,1,1))).total_microseconds();
+}
+
+void MilliSleep(int64_t n)
+{
+// Boost's sleep_for was uninterruptable when backed by nanosleep from 1.50
+// until fixed in 1.52. Use the deprecated sleep method for the broken case.
+// See: https://svn.boost.org/trac/boost/ticket/7238
+#if defined(HAVE_WORKING_BOOST_SLEEP_FOR)
+    boost::this_thread::sleep_for(boost::chrono::milliseconds(n));
+#elif defined(HAVE_WORKING_BOOST_SLEEP)
+    boost::this_thread::sleep(boost::posix_time::milliseconds(n));
+#else
+//should never get here
+#error missing boost sleep implementation
+#endif
+}
+
+std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime)
+{
+    // std::locale takes ownership of the pointer
+    std::locale loc(std::locale::classic(), new boost::posix_time::time_facet(pszFormat));
+    std::stringstream ss;
+    ss.imbue(loc);
+    ss << boost::posix_time::from_time_t(nTime);
+    return ss.str();
+}
diff --git a/src/utiltime.h b/src/utiltime.h
new file mode 100644
index 000000000..500ae4dab
--- /dev/null
+++ b/src/utiltime.h
@@ -0,0 +1,20 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2014 The Bitcoin developers
+// Distributed under the MIT/X11 software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_UTILTIME_H
+#define BITCOIN_UTILTIME_H
+
+#include <stdint.h>
+#include <string>
+
+int64_t GetTime();
+int64_t GetTimeMillis();
+int64_t GetTimeMicros();
+void SetMockTime(int64_t nMockTimeIn);
+void MilliSleep(int64_t n);
+
+std::string DateTimeStrFormat(const char* pszFormat, int64_t nTime);
+
+#endif
diff --git a/src/wallet.cpp b/src/wallet.cpp
index ee4793b3f..91f7eaa56 100644
--- a/src/wallet.cpp
+++ b/src/wallet.cpp
@@ -10,8 +10,11 @@
 #include "coincontrol.h"
 #include "net.h"
 #include "timedata.h"
+#include "util.h"
+#include "utilmoneystr.h"
 
 #include <boost/algorithm/string/replace.hpp>
+#include <boost/thread.hpp>
 
 using namespace std;
 
@@ -37,6 +40,11 @@ struct CompareValueOnly
     }
 };
 
+std::string COutput::ToString() const
+{
+    return strprintf("COutput(%s, %d, %d) [%s]", tx->GetHash().ToString(), i, nDepth, FormatMoney(tx->vout[i].nValue).c_str());
+}
+
 const CWalletTx* CWallet::GetWalletTx(const uint256& hash) const
 {
     LOCK(cs_wallet);
diff --git a/src/wallet.h b/src/wallet.h
index 7cbbb2a6e..bdb026472 100644
--- a/src/wallet.h
+++ b/src/wallet.h
@@ -11,7 +11,6 @@
 #include "keystore.h"
 #include "main.h"
 #include "ui_interface.h"
-#include "util.h"
 #include "walletdb.h"
 
 #include <algorithm>
@@ -812,10 +811,7 @@ public:
         tx = txIn; i = iIn; nDepth = nDepthIn; fSpendable = fSpendableIn;
     }
 
-    std::string ToString() const
-    {
-        return strprintf("COutput(%s, %d, %d) [%s]", tx->GetHash().ToString(), i, nDepth, FormatMoney(tx->vout[i].nValue).c_str());
-    }
+    std::string ToString() const;
 };
 
 
diff --git a/src/walletdb.cpp b/src/walletdb.cpp
index a95baf83d..2fa607165 100644
--- a/src/walletdb.cpp
+++ b/src/walletdb.cpp
@@ -9,10 +9,13 @@
 #include "protocol.h"
 #include "serialize.h"
 #include "sync.h"
+#include "utiltime.h"
+#include "util.h"
 #include "wallet.h"
 
 #include <boost/filesystem.hpp>
 #include <boost/foreach.hpp>
+#include <boost/thread.hpp>
 
 using namespace std;
 using namespace boost;