Merge remote-tracking branch 'bitpay/0.12.1-bitcore' into dashBitcore1

Resolved Conflicts:
	.travis.yml (ignoring changes, leaving dash version)
	src/Makefile.am
	src/main.cpp
	src/main.h
	src/rpcclient.cpp
	src/rpcserver.cpp
	src/script/script.cpp
	src/script/script.h

depends/builders/darwin.mk

@@ -7,7 +7,7 @@ build_darwin_OTOOL: = $(shell xcrun -f otool)
 build_darwin_NM: = $(shell xcrun -f nm)
 build_darwin_INSTALL_NAME_TOOL:=$(shell xcrun -f install_name_tool)
 build_darwin_SHA256SUM = shasum -a 256
-build_darwin_DOWNLOAD = curl --location --fail --connect-timeout $(DOWNLOAD_CONNECT_TIMEOUT) --retry $(DOWNLOAD_RETRIES) -o
+build_darwin_DOWNLOAD = curl --location --fail --connect-timeout $(DOWNLOAD_CONNECT_TIMEOUT) --retry $(DOWNLOAD_RETRIES) -L -o
 
 #darwin host on darwin builder. overrides darwin host preferences.
 darwin_CC=$(shell xcrun -f clang) -mmacosx-version-min=$(OSX_MIN_VERSION)

depends/builders/linux.mk

@@ -1,2 +1,2 @@
 build_linux_SHA256SUM = sha256sum
-build_linux_DOWNLOAD = curl --location --fail --connect-timeout $(DOWNLOAD_CONNECT_TIMEOUT) --retry $(DOWNLOAD_RETRIES) -o
+build_linux_DOWNLOAD = curl --location --fail --connect-timeout $(DOWNLOAD_CONNECT_TIMEOUT) --retry $(DOWNLOAD_RETRIES) -L -o

depends/packages/qt.mk

@@ -31,7 +31,7 @@ $(package)_config_opts += -no-iconv
 $(package)_config_opts += -no-gif
 $(package)_config_opts += -no-freetype
 $(package)_config_opts += -no-nis
-$(package)_config_opts += -no-pch
+$(package)_config_opts += -pch
 $(package)_config_opts += -no-qml-debug
 $(package)_config_opts += -nomake examples
 $(package)_config_opts += -nomake tests

qa/pull-tester/rpc-tests.py

@@ -97,6 +97,9 @@ testScripts = [
     'walletbackup.py',
     'nodehandling.py',
     'reindex.py',
+    'addressindex.py',
+    'timestampindex.py',
+    'spentindex.py',
     'decodescript.py',
     'p2p-fullblocktest.py', # TODO: works, needs dash_hash
     'blockchain.py',

qa/rpc-tests/addressindex.py

@@ -0,0 +1,328 @@
+#!/usr/bin/env python2
+# Copyright (c) 2014-2015 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#
+# Test addressindex generation and fetching
+#
+
+import time
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+from test_framework.script import *
+from test_framework.mininode import *
+import binascii
+
+class AddressIndexTest(BitcoinTestFramework):
+
+    def setup_chain(self):
+        print("Initializing test directory "+self.options.tmpdir)
+        initialize_chain_clean(self.options.tmpdir, 4)
+
+    def setup_network(self):
+        self.nodes = []
+        # Nodes 0/1 are "wallet" nodes
+        self.nodes.append(start_node(0, self.options.tmpdir, ["-debug"]))
+        self.nodes.append(start_node(1, self.options.tmpdir, ["-debug", "-addressindex"]))
+        # Nodes 2/3 are used for testing
+        self.nodes.append(start_node(2, self.options.tmpdir, ["-debug", "-addressindex"]))
+        self.nodes.append(start_node(3, self.options.tmpdir, ["-debug", "-addressindex"]))
+        connect_nodes(self.nodes[0], 1)
+        connect_nodes(self.nodes[0], 2)
+        connect_nodes(self.nodes[0], 3)
+
+        self.is_network_split = False
+        self.sync_all()
+
+    def run_test(self):
+        print "Mining blocks..."
+        self.nodes[0].generate(105)
+        self.sync_all()
+
+        chain_height = self.nodes[1].getblockcount()
+        assert_equal(chain_height, 105)
+        assert_equal(self.nodes[1].getbalance(), 0)
+        assert_equal(self.nodes[2].getbalance(), 0)
+
+        # Check that balances are correct
+        balance0 = self.nodes[1].getaddressbalance("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br")
+        assert_equal(balance0["balance"], 0)
+
+        # Check p2pkh and p2sh address indexes
+        print "Testing p2pkh and p2sh address index..."
+
+        txid0 = self.nodes[0].sendtoaddress("mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs", 10)
+        self.nodes[0].generate(1)
+
+        txidb0 = self.nodes[0].sendtoaddress("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br", 10)
+        self.nodes[0].generate(1)
+
+        txid1 = self.nodes[0].sendtoaddress("mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs", 15)
+        self.nodes[0].generate(1)
+
+        txidb1 = self.nodes[0].sendtoaddress("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br", 15)
+        self.nodes[0].generate(1)
+
+        txid2 = self.nodes[0].sendtoaddress("mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs", 20)
+        self.nodes[0].generate(1)
+
+        txidb2 = self.nodes[0].sendtoaddress("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br", 20)
+        self.nodes[0].generate(1)
+
+        self.sync_all()
+
+        txids = self.nodes[1].getaddresstxids("mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs")
+        assert_equal(len(txids), 3)
+        assert_equal(txids[0], txid0)
+        assert_equal(txids[1], txid1)
+        assert_equal(txids[2], txid2)
+
+        txidsb = self.nodes[1].getaddresstxids("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br")
+        assert_equal(len(txidsb), 3)
+        assert_equal(txidsb[0], txidb0)
+        assert_equal(txidsb[1], txidb1)
+        assert_equal(txidsb[2], txidb2)
+
+        # Check that limiting by height works
+        print "Testing querying txids by range of block heights.."
+        height_txids = self.nodes[1].getaddresstxids({
+            "addresses": ["2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br"],
+            "start": 105,
+            "end": 110
+        })
+        assert_equal(len(height_txids), 2)
+        assert_equal(height_txids[0], txidb0)
+        assert_equal(height_txids[1], txidb1)
+
+        # Check that multiple addresses works
+        multitxids = self.nodes[1].getaddresstxids({"addresses": ["2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br", "mo9ncXisMeAoXwqcV5EWuyncbmCcQN4rVs"]})
+        assert_equal(len(multitxids), 6)
+        assert_equal(multitxids[0], txid0)
+        assert_equal(multitxids[1], txidb0)
+        assert_equal(multitxids[2], txid1)
+        assert_equal(multitxids[3], txidb1)
+        assert_equal(multitxids[4], txid2)
+        assert_equal(multitxids[5], txidb2)
+
+        # Check that balances are correct
+        balance0 = self.nodes[1].getaddressbalance("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br")
+        assert_equal(balance0["balance"], 45 * 100000000)
+
+        # Check that outputs with the same address will only return one txid
+        print "Testing for txid uniqueness..."
+        addressHash = "6349a418fc4578d10a372b54b45c280cc8c4382f".decode("hex")
+        scriptPubKey = CScript([OP_HASH160, addressHash, OP_EQUAL])
+        unspent = self.nodes[0].listunspent()
+        tx = CTransaction()
+        tx.vin = [CTxIn(COutPoint(int(unspent[0]["txid"], 16), unspent[0]["vout"]))]
+        tx.vout = [CTxOut(10, scriptPubKey), CTxOut(11, scriptPubKey)]
+        tx.rehash()
+
+        signed_tx = self.nodes[0].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        sent_txid = self.nodes[0].sendrawtransaction(signed_tx["hex"], True)
+
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        txidsmany = self.nodes[1].getaddresstxids("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br")
+        assert_equal(len(txidsmany), 4)
+        assert_equal(txidsmany[3], sent_txid)
+
+        # Check that balances are correct
+        print "Testing balances..."
+        balance0 = self.nodes[1].getaddressbalance("2N2JD6wb56AfK4tfmM6PwdVmoYk2dCKf4Br")
+        assert_equal(balance0["balance"], 45 * 100000000 + 21)
+
+        # Check that balances are correct after spending
+        print "Testing balances after spending..."
+        privkey2 = "cSdkPxkAjA4HDr5VHgsebAPDEh9Gyub4HK8UJr2DFGGqKKy4K5sG"
+        address2 = "mgY65WSfEmsyYaYPQaXhmXMeBhwp4EcsQW"
+        addressHash2 = "0b2f0a0c31bfe0406b0ccc1381fdbe311946dadc".decode("hex")
+        scriptPubKey2 = CScript([OP_DUP, OP_HASH160, addressHash2, OP_EQUALVERIFY, OP_CHECKSIG])
+        self.nodes[0].importprivkey(privkey2)
+
+        unspent = self.nodes[0].listunspent()
+        tx = CTransaction()
+        tx.vin = [CTxIn(COutPoint(int(unspent[0]["txid"], 16), unspent[0]["vout"]))]
+        amount = unspent[0]["amount"] * 100000000
+        tx.vout = [CTxOut(amount, scriptPubKey2)]
+        tx.rehash()
+        signed_tx = self.nodes[0].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        spending_txid = self.nodes[0].sendrawtransaction(signed_tx["hex"], True)
+        self.nodes[0].generate(1)
+        self.sync_all()
+        balance1 = self.nodes[1].getaddressbalance(address2)
+        assert_equal(balance1["balance"], amount)
+
+        tx = CTransaction()
+        tx.vin = [CTxIn(COutPoint(int(spending_txid, 16), 0))]
+        send_amount = 1 * 100000000 + 12840
+        change_amount = amount - send_amount - 10000
+        tx.vout = [CTxOut(change_amount, scriptPubKey2), CTxOut(send_amount, scriptPubKey)]
+        tx.rehash()
+
+        signed_tx = self.nodes[0].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        sent_txid = self.nodes[0].sendrawtransaction(signed_tx["hex"], True)
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        balance2 = self.nodes[1].getaddressbalance(address2)
+        assert_equal(balance2["balance"], change_amount)
+
+        # Check that deltas are returned correctly
+        deltas = self.nodes[1].getaddressdeltas({"addresses": [address2], "start": 0, "end": 200})
+        balance3 = 0
+        for delta in deltas:
+            balance3 += delta["satoshis"]
+        assert_equal(balance3, change_amount)
+        assert_equal(deltas[0]["address"], address2)
+        assert_equal(deltas[0]["blockindex"], 1)
+
+        # Check that entire range will be queried
+        deltasAll = self.nodes[1].getaddressdeltas({"addresses": [address2]})
+        assert_equal(len(deltasAll), len(deltas))
+
+        # Check that deltas can be returned from range of block heights
+        deltas = self.nodes[1].getaddressdeltas({"addresses": [address2], "start": 113, "end": 113})
+        assert_equal(len(deltas), 1)
+
+        # Check that unspent outputs can be queried
+        print "Testing utxos..."
+        utxos = self.nodes[1].getaddressutxos({"addresses": [address2]})
+        assert_equal(len(utxos), 1)
+        assert_equal(utxos[0]["satoshis"], change_amount)
+
+        # Check that indexes will be updated with a reorg
+        print "Testing reorg..."
+
+        best_hash = self.nodes[0].getbestblockhash()
+        self.nodes[0].invalidateblock(best_hash)
+        self.nodes[1].invalidateblock(best_hash)
+        self.nodes[2].invalidateblock(best_hash)
+        self.nodes[3].invalidateblock(best_hash)
+        self.sync_all()
+
+        balance4 = self.nodes[1].getaddressbalance(address2)
+        assert_equal(balance4, balance1)
+
+        utxos2 = self.nodes[1].getaddressutxos({"addresses": [address2]})
+        assert_equal(len(utxos2), 1)
+        assert_equal(utxos2[0]["satoshis"], 5000000000)
+
+        # Check sorting of utxos
+        self.nodes[2].generate(150)
+
+        txidsort1 = self.nodes[2].sendtoaddress(address2, 50)
+        self.nodes[2].generate(1)
+        txidsort2 = self.nodes[2].sendtoaddress(address2, 50)
+        self.nodes[2].generate(1)
+        self.sync_all()
+
+        utxos3 = self.nodes[1].getaddressutxos({"addresses": [address2]})
+        assert_equal(len(utxos3), 3)
+        assert_equal(utxos3[0]["height"], 114)
+        assert_equal(utxos3[1]["height"], 264)
+        assert_equal(utxos3[2]["height"], 265)
+
+        # Check mempool indexing
+        print "Testing mempool indexing..."
+
+        privKey3 = "cVfUn53hAbRrDEuMexyfgDpZPhF7KqXpS8UZevsyTDaugB7HZ3CD"
+        address3 = "mw4ynwhS7MmrQ27hr82kgqu7zryNDK26JB"
+        addressHash3 = "aa9872b5bbcdb511d89e0e11aa27da73fd2c3f50".decode("hex")
+        scriptPubKey3 = CScript([OP_DUP, OP_HASH160, addressHash3, OP_EQUALVERIFY, OP_CHECKSIG])
+        address4 = "2N8oFVB2vThAKury4vnLquW2zVjsYjjAkYQ"
+        scriptPubKey4 = CScript([OP_HASH160, addressHash3, OP_EQUAL])
+        unspent = self.nodes[2].listunspent()
+
+        tx = CTransaction()
+        tx.vin = [CTxIn(COutPoint(int(unspent[0]["txid"], 16), unspent[0]["vout"]))]
+        amount = unspent[0]["amount"] * 100000000
+        tx.vout = [CTxOut(amount, scriptPubKey3)]
+        tx.rehash()
+        signed_tx = self.nodes[2].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        memtxid1 = self.nodes[2].sendrawtransaction(signed_tx["hex"], True)
+        time.sleep(2)
+
+        tx2 = CTransaction()
+        tx2.vin = [CTxIn(COutPoint(int(unspent[1]["txid"], 16), unspent[1]["vout"]))]
+        amount = unspent[1]["amount"] * 100000000
+        tx2.vout = [
+            CTxOut(amount / 4, scriptPubKey3),
+            CTxOut(amount / 4, scriptPubKey3),
+            CTxOut(amount / 4, scriptPubKey4),
+            CTxOut(amount / 4, scriptPubKey4)
+        ]
+        tx2.rehash()
+        signed_tx2 = self.nodes[2].signrawtransaction(binascii.hexlify(tx2.serialize()).decode("utf-8"))
+        memtxid2 = self.nodes[2].sendrawtransaction(signed_tx2["hex"], True)
+        time.sleep(2)
+
+        mempool = self.nodes[2].getaddressmempool({"addresses": [address3]})
+        assert_equal(len(mempool), 3)
+        assert_equal(mempool[0]["txid"], memtxid1)
+        assert_equal(mempool[0]["address"], address3)
+        assert_equal(mempool[0]["index"], 0)
+        assert_equal(mempool[1]["txid"], memtxid2)
+        assert_equal(mempool[1]["index"], 0)
+        assert_equal(mempool[2]["txid"], memtxid2)
+        assert_equal(mempool[2]["index"], 1)
+
+        self.nodes[2].generate(1);
+        self.sync_all();
+        mempool2 = self.nodes[2].getaddressmempool({"addresses": [address3]})
+        assert_equal(len(mempool2), 0)
+
+        tx = CTransaction()
+        tx.vin = [
+            CTxIn(COutPoint(int(memtxid2, 16), 0)),
+            CTxIn(COutPoint(int(memtxid2, 16), 1))
+        ]
+        tx.vout = [CTxOut(amount / 2 - 10000, scriptPubKey2)]
+        tx.rehash()
+        self.nodes[2].importprivkey(privKey3)
+        signed_tx3 = self.nodes[2].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        memtxid3 = self.nodes[2].sendrawtransaction(signed_tx3["hex"], True)
+        time.sleep(2)
+
+        mempool3 = self.nodes[2].getaddressmempool({"addresses": [address3]})
+        assert_equal(len(mempool3), 2)
+        assert_equal(mempool3[0]["prevtxid"], memtxid2)
+        assert_equal(mempool3[0]["prevout"], 0)
+        assert_equal(mempool3[1]["prevtxid"], memtxid2)
+        assert_equal(mempool3[1]["prevout"], 1)
+
+        # sending and receiving to the same address
+        privkey1 = "cQY2s58LhzUCmEXN8jtAp1Etnijx78YRZ466w4ikX1V4UpTpbsf8"
+        address1 = "myAUWSHnwsQrhuMWv4Br6QsCnpB41vFwHn"
+        address1hash = "c192bff751af8efec15135d42bfeedf91a6f3e34".decode("hex")
+        address1script = CScript([OP_DUP, OP_HASH160, address1hash, OP_EQUALVERIFY, OP_CHECKSIG])
+
+        self.nodes[0].sendtoaddress(address1, 10)
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        utxos = self.nodes[1].getaddressutxos({"addresses": [address1]})
+        assert_equal(len(utxos), 1)
+
+        tx = CTransaction()
+        tx.vin = [
+            CTxIn(COutPoint(int(utxos[0]["txid"], 16), utxos[0]["outputIndex"]))
+        ]
+        amount = utxos[0]["satoshis"] - 1000
+        tx.vout = [CTxOut(amount, address1script)]
+        tx.rehash()
+        self.nodes[0].importprivkey(privkey1)
+        signed_tx = self.nodes[0].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        mem_txid = self.nodes[0].sendrawtransaction(signed_tx["hex"], True)
+
+        self.sync_all()
+        mempool_deltas = self.nodes[2].getaddressmempool({"addresses": [address1]})
+        assert_equal(len(mempool_deltas), 2)
+
+        print "Passed\n"
+
+
+if __name__ == '__main__':
+    AddressIndexTest().main()

qa/rpc-tests/proxy_test.py

@@ -7,6 +7,7 @@ import socket
 from test_framework.socks5 import Socks5Configuration, Socks5Command, Socks5Server, AddressType
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
+from test_framework.netutil import test_ipv6_local
 '''
 Test plan:
 - Start bitcoind's with different proxy configurations
@@ -34,6 +35,7 @@ addnode connect to generic DNS name
 
 class ProxyTest(BitcoinTestFramework):
     def __init__(self):
+        self.have_ipv6 = test_ipv6_local()
         # Create two proxies on different ports
         # ... one unauthenticated
         self.conf1 = Socks5Configuration()
@@ -45,29 +47,36 @@ class ProxyTest(BitcoinTestFramework):
         self.conf2.addr = ('127.0.0.1', 14000 + (os.getpid() % 1000))
         self.conf2.unauth = True
         self.conf2.auth = True
+        if self.have_ipv6:
             # ... one on IPv6 with similar configuration
             self.conf3 = Socks5Configuration()
             self.conf3.af = socket.AF_INET6
             self.conf3.addr = ('::1', 15000 + (os.getpid() % 1000))
             self.conf3.unauth = True
             self.conf3.auth = True
+        else:
+            print "Warning: testing without local IPv6 support"
 
         self.serv1 = Socks5Server(self.conf1)
         self.serv1.start()
         self.serv2 = Socks5Server(self.conf2)
         self.serv2.start()
+        if self.have_ipv6:
             self.serv3 = Socks5Server(self.conf3)
             self.serv3.start()
 
     def setup_nodes(self):
         # Note: proxies are not used to connect to local nodes
         # this is because the proxy to use is based on CService.GetNetwork(), which return NET_UNROUTABLE for localhost
-        return start_nodes(4, self.options.tmpdir, extra_args=[
+        args = [
             ['-listen', '-debug=net', '-debug=proxy', '-proxy=%s:%i' % (self.conf1.addr),'-proxyrandomize=1'], 
             ['-listen', '-debug=net', '-debug=proxy', '-proxy=%s:%i' % (self.conf1.addr),'-onion=%s:%i' % (self.conf2.addr),'-proxyrandomize=0'], 
             ['-listen', '-debug=net', '-debug=proxy', '-proxy=%s:%i' % (self.conf2.addr),'-proxyrandomize=1'], 
-            ['-listen', '-debug=net', '-debug=proxy', '-proxy=[%s]:%i' % (self.conf3.addr),'-proxyrandomize=0', '-noonion']
+            []
-            ])
+            ]
+        if self.have_ipv6:
+            args[3] = ['-listen', '-debug=net', '-debug=proxy', '-proxy=[%s]:%i' % (self.conf3.addr),'-proxyrandomize=0', '-noonion']
+        return start_nodes(4, self.options.tmpdir, extra_args=args)
 
     def node_test(self, node, proxies, auth, test_onion=True):
         rv = []
@@ -84,6 +93,7 @@ class ProxyTest(BitcoinTestFramework):
             assert_equal(cmd.password, None)
         rv.append(cmd)
 
+        if self.have_ipv6:
             # Test: outgoing IPv6 connection through node
             node.addnode("[1233:3432:2434:2343:3234:2345:6546:4534]:5443", "onetry")
             cmd = proxies[1].queue.get()
@@ -135,8 +145,9 @@ class ProxyTest(BitcoinTestFramework):
         rv = self.node_test(self.nodes[2], [self.serv2, self.serv2, self.serv2, self.serv2], True)
         # Check that credentials as used for -proxyrandomize connections are unique
         credentials = set((x.username,x.password) for x in rv)
-        assert_equal(len(credentials), 4)
+        assert_equal(len(credentials), len(rv))
 
+        if self.have_ipv6:
             # proxy on IPv6 localhost
             self.node_test(self.nodes[3], [self.serv3, self.serv3, self.serv3, self.serv3], False, False)
 
@@ -167,6 +178,7 @@ class ProxyTest(BitcoinTestFramework):
             assert_equal(n2[net]['proxy_randomize_credentials'], True)
         assert_equal(n2['onion']['reachable'], True)
 
+        if self.have_ipv6:
             n3 = networks_dict(self.nodes[3].getnetworkinfo())
             for net in ['ipv4','ipv6']:
                 assert_equal(n3[net]['proxy'], '[%s]:%i' % (self.conf3.addr))

qa/rpc-tests/spentindex.py

@@ -0,0 +1,119 @@
+#!/usr/bin/env python2
+# Copyright (c) 2014-2015 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#
+# Test addressindex generation and fetching
+#
+
+import time
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+from test_framework.script import *
+from test_framework.mininode import *
+import binascii
+
+class SpentIndexTest(BitcoinTestFramework):
+
+    def setup_chain(self):
+        print("Initializing test directory "+self.options.tmpdir)
+        initialize_chain_clean(self.options.tmpdir, 4)
+
+    def setup_network(self):
+        self.nodes = []
+        # Nodes 0/1 are "wallet" nodes
+        self.nodes.append(start_node(0, self.options.tmpdir, ["-debug"]))
+        self.nodes.append(start_node(1, self.options.tmpdir, ["-debug", "-spentindex"]))
+        # Nodes 2/3 are used for testing
+        self.nodes.append(start_node(2, self.options.tmpdir, ["-debug", "-spentindex"]))
+        self.nodes.append(start_node(3, self.options.tmpdir, ["-debug", "-spentindex", "-txindex"]))
+        connect_nodes(self.nodes[0], 1)
+        connect_nodes(self.nodes[0], 2)
+        connect_nodes(self.nodes[0], 3)
+
+        self.is_network_split = False
+        self.sync_all()
+
+    def run_test(self):
+        print "Mining blocks..."
+        self.nodes[0].generate(105)
+        self.sync_all()
+
+        chain_height = self.nodes[1].getblockcount()
+        assert_equal(chain_height, 105)
+
+        # Check that
+        print "Testing spent index..."
+
+        privkey = "cSdkPxkAjA4HDr5VHgsebAPDEh9Gyub4HK8UJr2DFGGqKKy4K5sG"
+        address = "mgY65WSfEmsyYaYPQaXhmXMeBhwp4EcsQW"
+        addressHash = "0b2f0a0c31bfe0406b0ccc1381fdbe311946dadc".decode("hex")
+        scriptPubKey = CScript([OP_DUP, OP_HASH160, addressHash, OP_EQUALVERIFY, OP_CHECKSIG])
+        unspent = self.nodes[0].listunspent()
+        tx = CTransaction()
+        amount = unspent[0]["amount"] * 100000000
+        tx.vin = [CTxIn(COutPoint(int(unspent[0]["txid"], 16), unspent[0]["vout"]))]
+        tx.vout = [CTxOut(amount, scriptPubKey)]
+        tx.rehash()
+
+        signed_tx = self.nodes[0].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        txid = self.nodes[0].sendrawtransaction(signed_tx["hex"], True)
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        print "Testing getspentinfo method..."
+
+        # Check that the spentinfo works standalone
+        info = self.nodes[1].getspentinfo({"txid": unspent[0]["txid"], "index": unspent[0]["vout"]})
+        assert_equal(info["txid"], txid)
+        assert_equal(info["index"], 0)
+        assert_equal(info["height"], 106)
+
+        print "Testing getrawtransaction method..."
+
+        # Check that verbose raw transaction includes spent info
+        txVerbose = self.nodes[3].getrawtransaction(unspent[0]["txid"], 1)
+        assert_equal(txVerbose["vout"][unspent[0]["vout"]]["spentTxId"], txid)
+        assert_equal(txVerbose["vout"][unspent[0]["vout"]]["spentIndex"], 0)
+        assert_equal(txVerbose["vout"][unspent[0]["vout"]]["spentHeight"], 106)
+
+        # Check that verbose raw transaction includes input values
+        txVerbose2 = self.nodes[3].getrawtransaction(txid, 1)
+        assert_equal(txVerbose2["vin"][0]["value"], Decimal(unspent[0]["amount"]))
+        assert_equal(txVerbose2["vin"][0]["valueSat"], amount)
+
+        # Check that verbose raw transaction includes address values and input values
+        privkey2 = "cSdkPxkAjA4HDr5VHgsebAPDEh9Gyub4HK8UJr2DFGGqKKy4K5sG"
+        address2 = "mgY65WSfEmsyYaYPQaXhmXMeBhwp4EcsQW"
+        addressHash2 = "0b2f0a0c31bfe0406b0ccc1381fdbe311946dadc".decode("hex")
+        scriptPubKey2 = CScript([OP_DUP, OP_HASH160, addressHash2, OP_EQUALVERIFY, OP_CHECKSIG])
+        tx2 = CTransaction()
+        tx2.vin = [CTxIn(COutPoint(int(txid, 16), 0))]
+        tx2.vout = [CTxOut(amount, scriptPubKey2)]
+        tx.rehash()
+        self.nodes[0].importprivkey(privkey)
+        signed_tx2 = self.nodes[0].signrawtransaction(binascii.hexlify(tx2.serialize()).decode("utf-8"))
+        txid2 = self.nodes[0].sendrawtransaction(signed_tx2["hex"], True)
+
+        # Check the mempool index
+        self.sync_all()
+        txVerbose3 = self.nodes[1].getrawtransaction(txid2, 1)
+        assert_equal(txVerbose3["vin"][0]["address"], address2)
+        assert_equal(txVerbose3["vin"][0]["value"], Decimal(unspent[0]["amount"]))
+        assert_equal(txVerbose3["vin"][0]["valueSat"], amount)
+
+        # Check the database index
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        txVerbose4 = self.nodes[3].getrawtransaction(txid2, 1)
+        assert_equal(txVerbose4["vin"][0]["address"], address2)
+        assert_equal(txVerbose4["vin"][0]["value"], Decimal(unspent[0]["amount"]))
+        assert_equal(txVerbose4["vin"][0]["valueSat"], amount)
+
+        print "Passed\n"
+
+
+if __name__ == '__main__':
+    SpentIndexTest().main()

qa/rpc-tests/test_framework/netutil.py

@@ -137,3 +137,18 @@ def addr_to_hex(addr):
     else:
         raise ValueError('Could not parse address %s' % addr)
     return binascii.hexlify(bytearray(addr))
+
+def test_ipv6_local():
+    '''
+    Check for (local) IPv6 support.
+    '''
+    import socket
+    # By using SOCK_DGRAM this will not actually make a connection, but it will
+    # fail if there is no route to IPv6 localhost.
+    have_ipv6 = True
+    try:
+        s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
+        s.connect(('::1', 0))
+    except socket.error:
+        have_ipv6 = False
+    return have_ipv6

qa/rpc-tests/timestampindex.py

@@ -0,0 +1,51 @@
+#!/usr/bin/env python2
+# Copyright (c) 2014-2015 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#
+# Test timestampindex generation and fetching
+#
+
+import time
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+
+
+class TimestampIndexTest(BitcoinTestFramework):
+
+    def setup_chain(self):
+        print("Initializing test directory "+self.options.tmpdir)
+        initialize_chain_clean(self.options.tmpdir, 4)
+
+    def setup_network(self):
+        self.nodes = []
+        # Nodes 0/1 are "wallet" nodes
+        self.nodes.append(start_node(0, self.options.tmpdir, ["-debug"]))
+        self.nodes.append(start_node(1, self.options.tmpdir, ["-debug", "-timestampindex"]))
+        # Nodes 2/3 are used for testing
+        self.nodes.append(start_node(2, self.options.tmpdir, ["-debug"]))
+        self.nodes.append(start_node(3, self.options.tmpdir, ["-debug", "-timestampindex"]))
+        connect_nodes(self.nodes[0], 1)
+        connect_nodes(self.nodes[0], 2)
+        connect_nodes(self.nodes[0], 3)
+
+        self.is_network_split = False
+        self.sync_all()
+
+    def run_test(self):
+        print "Mining 5 blocks..."
+        blockhashes = self.nodes[0].generate(5)
+        low = self.nodes[0].getblock(blockhashes[0])["time"]
+        high = self.nodes[0].getblock(blockhashes[4])["time"]
+        self.sync_all()
+        print "Checking timestamp index..."
+        hashes = self.nodes[1].getblockhashes(high, low)
+        assert_equal(len(hashes), 5)
+        assert_equal(sorted(blockhashes), sorted(hashes))
+        print "Passed\n"
+
+
+if __name__ == '__main__':
+    TimestampIndexTest().main()

qa/rpc-tests/txindex.py

@@ -0,0 +1,73 @@
+#!/usr/bin/env python2
+# Copyright (c) 2014-2015 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#
+# Test txindex generation and fetching
+#
+
+import time
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+from test_framework.script import *
+from test_framework.mininode import *
+import binascii
+
+class TxIndexTest(BitcoinTestFramework):
+
+    def setup_chain(self):
+        print("Initializing test directory "+self.options.tmpdir)
+        initialize_chain_clean(self.options.tmpdir, 4)
+
+    def setup_network(self):
+        self.nodes = []
+        # Nodes 0/1 are "wallet" nodes
+        self.nodes.append(start_node(0, self.options.tmpdir, ["-debug"]))
+        self.nodes.append(start_node(1, self.options.tmpdir, ["-debug", "-txindex"]))
+        # Nodes 2/3 are used for testing
+        self.nodes.append(start_node(2, self.options.tmpdir, ["-debug", "-txindex"]))
+        self.nodes.append(start_node(3, self.options.tmpdir, ["-debug", "-txindex"]))
+        connect_nodes(self.nodes[0], 1)
+        connect_nodes(self.nodes[0], 2)
+        connect_nodes(self.nodes[0], 3)
+
+        self.is_network_split = False
+        self.sync_all()
+
+    def run_test(self):
+        print "Mining blocks..."
+        self.nodes[0].generate(105)
+        self.sync_all()
+
+        chain_height = self.nodes[1].getblockcount()
+        assert_equal(chain_height, 105)
+
+        print "Testing transaction index..."
+
+        privkey = "cSdkPxkAjA4HDr5VHgsebAPDEh9Gyub4HK8UJr2DFGGqKKy4K5sG"
+        address = "mgY65WSfEmsyYaYPQaXhmXMeBhwp4EcsQW"
+        addressHash = "0b2f0a0c31bfe0406b0ccc1381fdbe311946dadc".decode("hex")
+        scriptPubKey = CScript([OP_DUP, OP_HASH160, addressHash, OP_EQUALVERIFY, OP_CHECKSIG])
+        unspent = self.nodes[0].listunspent()
+        tx = CTransaction()
+        amount = unspent[0]["amount"] * 100000000
+        tx.vin = [CTxIn(COutPoint(int(unspent[0]["txid"], 16), unspent[0]["vout"]))]
+        tx.vout = [CTxOut(amount, scriptPubKey)]
+        tx.rehash()
+
+        signed_tx = self.nodes[0].signrawtransaction(binascii.hexlify(tx.serialize()).decode("utf-8"))
+        txid = self.nodes[0].sendrawtransaction(signed_tx["hex"], True)
+        self.nodes[0].generate(1)
+        self.sync_all()
+
+        # Check verbose raw transaction results
+        verbose = self.nodes[3].getrawtransaction(unspent[0]["txid"], 1)
+        assert_equal(verbose["vout"][0]["valueSat"], 5000000000);
+        assert_equal(verbose["vout"][0]["value"], 50);
+
+        print "Passed\n"
+
+
+if __name__ == '__main__':
+    TxIndexTest().main()

src/Makefile.am

@@ -80,6 +80,8 @@ endif
 # dash core #
 BITCOIN_CORE_H = \
   activemasternode.h \
+  addressindex.h \
+  spentindex.h \
   addrman.h \
   alert.h \
   amount.h \

src/Makefile.test.include

@@ -70,6 +70,7 @@ BITCOIN_TESTS =\
   test/sanity_tests.cpp \
   test/scheduler_tests.cpp \
   test/script_P2SH_tests.cpp \
+  test/script_P2PKH_tests.cpp \
   test/script_tests.cpp \
   test/scriptnum_tests.cpp \
   test/serialize_tests.cpp \

src/addressindex.h

@@ -0,0 +1,82 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_ADDRESSINDEX_H
+#define BITCOIN_ADDRESSINDEX_H
+
+#include "uint256.h"
+#include "amount.h"
+
+struct CMempoolAddressDelta
+{
+    int64_t time;
+    CAmount amount;
+    uint256 prevhash;
+    unsigned int prevout;
+
+    CMempoolAddressDelta(int64_t t, CAmount a, uint256 hash, unsigned int out) {
+        time = t;
+        amount = a;
+        prevhash = hash;
+        prevout = out;
+    }
+
+    CMempoolAddressDelta(int64_t t, CAmount a) {
+        time = t;
+        amount = a;
+        prevhash.SetNull();
+        prevout = 0;
+    }
+};
+
+struct CMempoolAddressDeltaKey
+{
+    int type;
+    uint160 addressBytes;
+    uint256 txhash;
+    unsigned int index;
+    int spending;
+
+    CMempoolAddressDeltaKey(int addressType, uint160 addressHash, uint256 hash, unsigned int i, int s) {
+        type = addressType;
+        addressBytes = addressHash;
+        txhash = hash;
+        index = i;
+        spending = s;
+    }
+
+    CMempoolAddressDeltaKey(int addressType, uint160 addressHash) {
+        type = addressType;
+        addressBytes = addressHash;
+        txhash.SetNull();
+        index = 0;
+        spending = 0;
+    }
+};
+
+struct CMempoolAddressDeltaKeyCompare
+{
+    bool operator()(const CMempoolAddressDeltaKey& a, const CMempoolAddressDeltaKey& b) const {
+        if (a.type == b.type) {
+            if (a.addressBytes == b.addressBytes) {
+                if (a.txhash == b.txhash) {
+                    if (a.index == b.index) {
+                        return a.spending < b.spending;
+                    } else {
+                        return a.index < b.index;
+                    }
+                } else {
+                    return a.txhash < b.txhash;
+                }
+            } else {
+                return a.addressBytes < b.addressBytes;
+            }
+        } else {
+            return a.type < b.type;
+        }
+    }
+};
+
+#endif // BITCOIN_ADDRESSINDEX_H

src/base58.cpp

@@ -262,6 +262,23 @@ CTxDestination CBitcoinAddress::Get() const
         return CNoDestination();
 }
 
+bool CBitcoinAddress::GetIndexKey(uint160& hashBytes, int& type) const
+{
+    if (!IsValid()) {
+        return false;
+    } else if (vchVersion == Params().Base58Prefix(CChainParams::PUBKEY_ADDRESS)) {
+        memcpy(&hashBytes, &vchData[0], 20);
+        type = 1;
+        return true;
+    } else if (vchVersion == Params().Base58Prefix(CChainParams::SCRIPT_ADDRESS)) {
+        memcpy(&hashBytes, &vchData[0], 20);
+        type = 2;
+        return true;
+    }
+
+    return false;
+}
+
 bool CBitcoinAddress::GetKeyID(CKeyID& keyID) const
 {
     if (!IsValid() || vchVersion != Params().Base58Prefix(CChainParams::PUBKEY_ADDRESS))

src/base58.h

@@ -116,6 +116,7 @@ public:
 
     CTxDestination Get() const;
     bool GetKeyID(CKeyID &keyID) const;
+    bool GetIndexKey(uint160& hashBytes, int& type) const;
     bool IsScript() const;
 };
 

src/init.cpp

@@ -400,6 +400,10 @@ std::string HelpMessage(HelpMessageMode mode)
 #endif
     strUsage += HelpMessageOpt("-txindex", strprintf(_("Maintain a full transaction index, used by the getrawtransaction rpc call (default: %u)"), DEFAULT_TXINDEX));
 
+    strUsage += HelpMessageOpt("-addressindex", strprintf(_("Maintain a full address index, used to query for the balance, txids and unspent outputs for addresses (default: %u)"), DEFAULT_ADDRESSINDEX));
+    strUsage += HelpMessageOpt("-timestampindex", strprintf(_("Maintain a timestamp index for block hashes, used to query blocks hashes by a range of timestamps (default: %u)"), DEFAULT_TIMESTAMPINDEX));
+    strUsage += HelpMessageOpt("-spentindex", strprintf(_("Maintain a full spent index, used to query the spending txid and input index for an outpoint (default: %u)"), DEFAULT_SPENTINDEX));
+
     strUsage += HelpMessageGroup(_("Connection options:"));
     strUsage += HelpMessageOpt("-addnode=<ip>", _("Add a node to connect to and attempt to keep the connection open"));
     strUsage += HelpMessageOpt("-banscore=<n>", strprintf(_("Threshold for disconnecting misbehaving peers (default: %u)"), DEFAULT_BANSCORE_THRESHOLD));

src/main.cpp

@@ -75,6 +75,9 @@ int nScriptCheckThreads = 0;
 bool fImporting = false;
 bool fReindex = false;
 bool fTxIndex = true;
+bool fAddressIndex = false;
+bool fTimestampIndex = false;
+bool fSpentIndex = false;
 bool fHavePruned = false;
 bool fPruneMode = false;
 bool fIsBareMultisigStd = DEFAULT_PERMIT_BAREMULTISIG;
@@ -1474,6 +1477,16 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState &state, const C
         // Store transaction in memory
         pool.addUnchecked(hash, entry, setAncestors, !IsInitialBlockDownload());
 
+        // Add memory address index
+        if (fAddressIndex) {
+            pool.addAddressIndex(entry, view);
+        }
+
+        // Add memory spent index
+        if (fSpentIndex) {
+            pool.addSpentIndex(entry, view);
+        }
+
         // trim mempool and check if tx was trimmed
         if (!fOverrideMempoolLimit) {
             LimitMempoolSize(pool, GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000, GetArg("-mempoolexpiry", DEFAULT_MEMPOOL_EXPIRY) * 60 * 60);
@@ -1500,6 +1513,55 @@ bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransa
     return res;
 }
 
+bool GetTimestampIndex(const unsigned int &high, const unsigned int &low, std::vector<uint256> &hashes)
+{
+    if (!fTimestampIndex)
+        return error("Timestamp index not enabled");
+
+    if (!pblocktree->ReadTimestampIndex(high, low, hashes))
+        return error("Unable to get hashes for timestamps");
+
+    return true;
+}
+
+bool GetSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value)
+{
+    if (!fSpentIndex)
+        return false;
+
+    if (mempool.getSpentIndex(key, value))
+        return true;
+
+    if (!pblocktree->ReadSpentIndex(key, value))
+        return false;
+
+    return true;
+}
+
+bool GetAddressIndex(uint160 addressHash, int type,
+                     std::vector<std::pair<CAddressIndexKey, CAmount> > &addressIndex, int start, int end)
+{
+    if (!fAddressIndex)
+        return error("address index not enabled");
+
+    if (!pblocktree->ReadAddressIndex(addressHash, type, addressIndex, start, end))
+        return error("unable to get txids for address");
+
+    return true;
+}
+
+bool GetAddressUnspent(uint160 addressHash, int type,
+                       std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > &unspentOutputs)
+{
+    if (!fAddressIndex)
+        return error("address index not enabled");
+
+    if (!pblocktree->ReadAddressUnspentIndex(addressHash, type, unspentOutputs))
+        return error("unable to get txids for address");
+
+    return true;
+}
+
 /** Return transaction in tx, and if it was found inside a block, its hash is placed in hashBlock */
 bool GetTransaction(const uint256 &hash, CTransaction &txOut, const Consensus::Params& consensusParams, uint256 &hashBlock, bool fAllowSlow)
 {
@@ -2178,11 +2240,46 @@ bool DisconnectBlock(const CBlock& block, CValidationState& state, const CBlockI
     if (blockUndo.vtxundo.size() + 1 != block.vtx.size())
         return error("DisconnectBlock(): block and undo data inconsistent");
 
+    std::vector<std::pair<CAddressIndexKey, CAmount> > addressIndex;
+    std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > addressUnspentIndex;
+    std::vector<std::pair<CSpentIndexKey, CSpentIndexValue> > spentIndex;
+
     // undo transactions in reverse order
     for (int i = block.vtx.size() - 1; i >= 0; i--) {
         const CTransaction &tx = block.vtx[i];
         uint256 hash = tx.GetHash();
 
+        if (fAddressIndex) {
+
+            for (unsigned int k = tx.vout.size(); k-- > 0;) {
+                const CTxOut &out = tx.vout[k];
+
+                if (out.scriptPubKey.IsPayToScriptHash()) {
+                    vector<unsigned char> hashBytes(out.scriptPubKey.begin()+2, out.scriptPubKey.begin()+22);
+
+                    // undo receiving activity
+                    addressIndex.push_back(make_pair(CAddressIndexKey(2, uint160(hashBytes), pindex->nHeight, i, hash, k, false), out.nValue));
+
+                    // undo unspent index
+                    addressUnspentIndex.push_back(make_pair(CAddressUnspentKey(2, uint160(hashBytes), hash, k), CAddressUnspentValue()));
+
+                } else if (out.scriptPubKey.IsPayToPublicKeyHash()) {
+                    vector<unsigned char> hashBytes(out.scriptPubKey.begin()+3, out.scriptPubKey.begin()+23);
+
+                    // undo receiving activity
+                    addressIndex.push_back(make_pair(CAddressIndexKey(1, uint160(hashBytes), pindex->nHeight, i, hash, k, false), out.nValue));
+
+                    // undo unspent index
+                    addressUnspentIndex.push_back(make_pair(CAddressUnspentKey(1, uint160(hashBytes), hash, k), CAddressUnspentValue()));
+
+                } else {
+                    continue;
+                }
+
+            }
+
+        }
+
         // Check that all outputs are available and match the outputs in the block itself
         // exactly.
         {
@@ -2212,10 +2309,45 @@ bool DisconnectBlock(const CBlock& block, CValidationState& state, const CBlockI
                 const CTxInUndo &undo = txundo.vprevout[j];
                 if (!ApplyTxInUndo(undo, view, out))
                     fClean = false;
+
+                const CTxIn input = tx.vin[j];
+
+                if (fSpentIndex) {
+                    // undo and delete the spent index
+                    spentIndex.push_back(make_pair(CSpentIndexKey(input.prevout.hash, input.prevout.n), CSpentIndexValue()));
+                }
+
+                if (fAddressIndex) {
+                    const CTxOut &prevout = view.GetOutputFor(tx.vin[j]);
+                    if (prevout.scriptPubKey.IsPayToScriptHash()) {
+                        vector<unsigned char> hashBytes(prevout.scriptPubKey.begin()+2, prevout.scriptPubKey.begin()+22);
+
+                        // undo spending activity
+                        addressIndex.push_back(make_pair(CAddressIndexKey(2, uint160(hashBytes), pindex->nHeight, i, hash, j, true), prevout.nValue * -1));
+
+                        // restore unspent index
+                        addressUnspentIndex.push_back(make_pair(CAddressUnspentKey(2, uint160(hashBytes), input.prevout.hash, input.prevout.n), CAddressUnspentValue(prevout.nValue, prevout.scriptPubKey, undo.nHeight)));
+
+
+                    } else if (prevout.scriptPubKey.IsPayToPublicKeyHash()) {
+                        vector<unsigned char> hashBytes(prevout.scriptPubKey.begin()+3, prevout.scriptPubKey.begin()+23);
+
+                        // undo spending activity
+                        addressIndex.push_back(make_pair(CAddressIndexKey(1, uint160(hashBytes), pindex->nHeight, i, hash, j, true), prevout.nValue * -1));
+
+                        // restore unspent index
+                        addressUnspentIndex.push_back(make_pair(CAddressUnspentKey(1, uint160(hashBytes), input.prevout.hash, input.prevout.n), CAddressUnspentValue(prevout.nValue, prevout.scriptPubKey, undo.nHeight)));
+
+                    } else {
+                        continue;
+                    }
+                }
+
             }
         }
     }
 
+
     // move best block pointer to prevout block
     view.SetBestBlock(pindex->pprev->GetBlockHash());
 
@@ -2224,6 +2356,15 @@ bool DisconnectBlock(const CBlock& block, CValidationState& state, const CBlockI
         return true;
     }
 
+    if (fAddressIndex) {
+        if (!pblocktree->EraseAddressIndex(addressIndex)) {
+            return AbortNode(state, "Failed to delete address index");
+        }
+        if (!pblocktree->UpdateAddressUnspentIndex(addressUnspentIndex)) {
+            return AbortNode(state, "Failed to write address unspent index");
+        }
+    }
+
     return fClean;
 }
 
@@ -2484,9 +2625,14 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
     std::vector<std::pair<uint256, CDiskTxPos> > vPos;
     vPos.reserve(block.vtx.size());
     blockundo.vtxundo.reserve(block.vtx.size() - 1);
+    std::vector<std::pair<CAddressIndexKey, CAmount> > addressIndex;
+    std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > addressUnspentIndex;
+    std::vector<std::pair<CSpentIndexKey, CSpentIndexValue> > spentIndex;
+
     for (unsigned int i = 0; i < block.vtx.size(); i++)
     {
         const CTransaction &tx = block.vtx[i];
+        const uint256 txhash = tx.GetHash();
 
         nInputs += tx.vin.size();
         nSigOps += GetLegacySigOpCount(tx);
@@ -2513,6 +2659,43 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
                                  REJECT_INVALID, "bad-txns-nonfinal");
             }
 
+            if (fAddressIndex || fSpentIndex)
+            {
+                for (size_t j = 0; j < tx.vin.size(); j++) {
+
+                    const CTxIn input = tx.vin[j];
+                    const CTxOut &prevout = view.GetOutputFor(tx.vin[j]);
+                    uint160 hashBytes;
+                    int addressType;
+
+                    if (prevout.scriptPubKey.IsPayToScriptHash()) {
+                        hashBytes = uint160(vector <unsigned char>(prevout.scriptPubKey.begin()+2, prevout.scriptPubKey.begin()+22));
+                        addressType = 2;
+                    } else if (prevout.scriptPubKey.IsPayToPublicKeyHash()) {
+                        hashBytes = uint160(vector <unsigned char>(prevout.scriptPubKey.begin()+3, prevout.scriptPubKey.begin()+23));
+                        addressType = 1;
+                    } else {
+                        hashBytes.SetNull();
+                        addressType = 0;
+                    }
+
+                    if (fAddressIndex && addressType > 0) {
+                        // record spending activity
+                        addressIndex.push_back(make_pair(CAddressIndexKey(addressType, hashBytes, pindex->nHeight, i, txhash, j, true), prevout.nValue * -1));
+
+                        // remove address from unspent index
+                        addressUnspentIndex.push_back(make_pair(CAddressUnspentKey(addressType, hashBytes, input.prevout.hash, input.prevout.n), CAddressUnspentValue()));
+                    }
+
+                    if (fSpentIndex) {
+                        // add the spent index to determine the txid and input that spent an output
+                        // and to find the amount and address from an input
+                        spentIndex.push_back(make_pair(CSpentIndexKey(input.prevout.hash, input.prevout.n), CSpentIndexValue(txhash, j, pindex->nHeight, prevout.nValue, addressType, hashBytes)));
+                    }
+                }
+
+            }
+
             if (fStrictPayToScriptHash)
             {
                 // Add in sigops done by pay-to-script-hash inputs;
@@ -2534,6 +2717,35 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
             control.Add(vChecks);
         }
 
+        if (fAddressIndex) {
+            for (unsigned int k = 0; k < tx.vout.size(); k++) {
+                const CTxOut &out = tx.vout[k];
+
+                if (out.scriptPubKey.IsPayToScriptHash()) {
+                    vector<unsigned char> hashBytes(out.scriptPubKey.begin()+2, out.scriptPubKey.begin()+22);
+
+                    // record receiving activity
+                    addressIndex.push_back(make_pair(CAddressIndexKey(2, uint160(hashBytes), pindex->nHeight, i, txhash, k, false), out.nValue));
+
+                    // record unspent output
+                    addressUnspentIndex.push_back(make_pair(CAddressUnspentKey(2, uint160(hashBytes), txhash, k), CAddressUnspentValue(out.nValue, out.scriptPubKey, pindex->nHeight)));
+
+                } else if (out.scriptPubKey.IsPayToPublicKeyHash()) {
+                    vector<unsigned char> hashBytes(out.scriptPubKey.begin()+3, out.scriptPubKey.begin()+23);
+
+                    // record receiving activity
+                    addressIndex.push_back(make_pair(CAddressIndexKey(1, uint160(hashBytes), pindex->nHeight, i, txhash, k, false), out.nValue));
+
+                    // record unspent output
+                    addressUnspentIndex.push_back(make_pair(CAddressUnspentKey(1, uint160(hashBytes), txhash, k), CAddressUnspentValue(out.nValue, out.scriptPubKey, pindex->nHeight)));
+
+                } else {
+                    continue;
+                }
+
+            }
+        }
+
         CTxUndo undoDummy;
         if (i > 0) {
             blockundo.vtxundo.push_back(CTxUndo());
@@ -2584,6 +2796,24 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
         if (!pblocktree->WriteTxIndex(vPos))
             return AbortNode(state, "Failed to write transaction index");
 
+    if (fAddressIndex) {
+        if (!pblocktree->WriteAddressIndex(addressIndex)) {
+            return AbortNode(state, "Failed to write address index");
+        }
+
+        if (!pblocktree->UpdateAddressUnspentIndex(addressUnspentIndex)) {
+            return AbortNode(state, "Failed to write address unspent index");
+        }
+    }
+
+    if (fSpentIndex)
+        if (!pblocktree->UpdateSpentIndex(spentIndex))
+            return AbortNode(state, "Failed to write transaction index");
+
+    if (fTimestampIndex)
+        if (!pblocktree->WriteTimestampIndex(CTimestampIndexKey(pindex->nTime, pindex->GetBlockHash())))
+            return AbortNode(state, "Failed to write timestamp index");
+
     // add this block to the view's block chain
     view.SetBestBlock(pindex->GetBlockHash());
 
@@ -4056,6 +4286,18 @@ bool static LoadBlockIndexDB()
     pblocktree->ReadFlag("txindex", fTxIndex);
     LogPrintf("%s: transaction index %s\n", __func__, fTxIndex ? "enabled" : "disabled");
 
+    // Check whether we have an address index
+    pblocktree->ReadFlag("addressindex", fAddressIndex);
+    LogPrintf("%s: address index %s\n", __func__, fAddressIndex ? "enabled" : "disabled");
+
+    // Check whether we have a timestamp index
+    pblocktree->ReadFlag("timestampindex", fTimestampIndex);
+    LogPrintf("%s: timestamp index %s\n", __func__, fTimestampIndex ? "enabled" : "disabled");
+
+    // Check whether we have a spent index
+    pblocktree->ReadFlag("spentindex", fSpentIndex);
+    LogPrintf("%s: spent index %s\n", __func__, fSpentIndex ? "enabled" : "disabled");
+
     // Load pointer to end of best chain
     BlockMap::iterator it = mapBlockIndex.find(pcoinsTip->GetBestBlock());
     if (it == mapBlockIndex.end())
@@ -4216,6 +4458,18 @@ bool InitBlockIndex(const CChainParams& chainparams)
     // Use the provided setting for -txindex in the new database
     fTxIndex = GetBoolArg("-txindex", DEFAULT_TXINDEX);
     pblocktree->WriteFlag("txindex", fTxIndex);
+
+    // Use the provided setting for -addressindex in the new database
+    fAddressIndex = GetBoolArg("-addressindex", DEFAULT_ADDRESSINDEX);
+    pblocktree->WriteFlag("addressindex", fAddressIndex);
+
+    // Use the provided setting for -timestampindex in the new database
+    fTimestampIndex = GetBoolArg("-timestampindex", DEFAULT_TIMESTAMPINDEX);
+    pblocktree->WriteFlag("timestampindex", fTimestampIndex);
+
+    fSpentIndex = GetBoolArg("-spentindex", DEFAULT_SPENTINDEX);
+    pblocktree->WriteFlag("spentindex", fSpentIndex);
+
     LogPrintf("Initializing databases...\n");
 
     // Only add the genesis block if not reindexing (in which case we reuse the one already on disk)

src/main.h

@@ -18,6 +18,7 @@
 #include "script/script_error.h"
 #include "sync.h"
 #include "versionbits.h"
+#include "spentindex.h"
 
 #include <algorithm>
 #include <exception>
@@ -115,6 +116,9 @@ static const bool DEFAULT_PERMIT_BAREMULTISIG = true;
 static const unsigned int DEFAULT_BYTES_PER_SIGOP = 20;
 static const bool DEFAULT_CHECKPOINTS_ENABLED = true;
 static const bool DEFAULT_TXINDEX = true;
+static const bool DEFAULT_ADDRESSINDEX = false;
+static const bool DEFAULT_TIMESTAMPINDEX = false;
+static const bool DEFAULT_SPENTINDEX = false;
 static const unsigned int DEFAULT_BANSCORE_THRESHOLD = 100;
 
 static const bool DEFAULT_TESTSAFEMODE = false;
@@ -310,6 +314,279 @@ struct CNodeStateStats {
     std::vector<int> vHeightInFlight;
 };
 
+struct CTimestampIndexIteratorKey {
+    unsigned int timestamp;
+
+    size_t GetSerializeSize(int nType, int nVersion) const {
+        return 4;
+    }
+    template<typename Stream>
+    void Serialize(Stream& s, int nType, int nVersion) const {
+        ser_writedata32be(s, timestamp);
+    }
+    template<typename Stream>
+    void Unserialize(Stream& s, int nType, int nVersion) {
+        timestamp = ser_readdata32be(s);
+    }
+
+    CTimestampIndexIteratorKey(unsigned int time) {
+        timestamp = time;
+    }
+
+    CTimestampIndexIteratorKey() {
+        SetNull();
+    }
+
+    void SetNull() {
+        timestamp = 0;
+    }
+};
+
+struct CTimestampIndexKey {
+    unsigned int timestamp;
+    uint256 blockHash;
+
+    size_t GetSerializeSize(int nType, int nVersion) const {
+        return 36;
+    }
+    template<typename Stream>
+    void Serialize(Stream& s, int nType, int nVersion) const {
+        ser_writedata32be(s, timestamp);
+        blockHash.Serialize(s, nType, nVersion);
+    }
+    template<typename Stream>
+    void Unserialize(Stream& s, int nType, int nVersion) {
+        timestamp = ser_readdata32be(s);
+        blockHash.Unserialize(s, nType, nVersion);
+    }
+
+    CTimestampIndexKey(unsigned int time, uint256 hash) {
+        timestamp = time;
+        blockHash = hash;
+    }
+
+    CTimestampIndexKey() {
+        SetNull();
+    }
+
+    void SetNull() {
+        timestamp = 0;
+        blockHash.SetNull();
+    }
+};
+
+struct CAddressUnspentKey {
+    unsigned int type;
+    uint160 hashBytes;
+    uint256 txhash;
+    size_t index;
+
+    size_t GetSerializeSize(int nType, int nVersion) const {
+        return 57;
+    }
+    template<typename Stream>
+    void Serialize(Stream& s, int nType, int nVersion) const {
+        ser_writedata8(s, type);
+        hashBytes.Serialize(s, nType, nVersion);
+        txhash.Serialize(s, nType, nVersion);
+        ser_writedata32(s, index);
+    }
+    template<typename Stream>
+    void Unserialize(Stream& s, int nType, int nVersion) {
+        type = ser_readdata8(s);
+        hashBytes.Unserialize(s, nType, nVersion);
+        txhash.Unserialize(s, nType, nVersion);
+        index = ser_readdata32(s);
+    }
+
+    CAddressUnspentKey(unsigned int addressType, uint160 addressHash, uint256 txid, size_t indexValue) {
+        type = addressType;
+        hashBytes = addressHash;
+        txhash = txid;
+        index = indexValue;
+    }
+
+    CAddressUnspentKey() {
+        SetNull();
+    }
+
+    void SetNull() {
+        type = 0;
+        hashBytes.SetNull();
+        txhash.SetNull();
+        index = 0;
+    }
+};
+
+struct CAddressUnspentValue {
+    CAmount satoshis;
+    CScript script;
+    int blockHeight;
+
+    ADD_SERIALIZE_METHODS;
+
+    template <typename Stream, typename Operation>
+    inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
+        READWRITE(satoshis);
+        READWRITE(*(CScriptBase*)(&script));
+        READWRITE(blockHeight);
+    }
+
+    CAddressUnspentValue(CAmount sats, CScript scriptPubKey, int height) {
+        satoshis = sats;
+        script = scriptPubKey;
+        blockHeight = height;
+    }
+
+    CAddressUnspentValue() {
+        SetNull();
+    }
+
+    void SetNull() {
+        satoshis = -1;
+        script.clear();
+        blockHeight = 0;
+    }
+
+    bool IsNull() const {
+        return (satoshis == -1);
+    }
+};
+
+struct CAddressIndexKey {
+    unsigned int type;
+    uint160 hashBytes;
+    int blockHeight;
+    unsigned int txindex;
+    uint256 txhash;
+    size_t index;
+    bool spending;
+
+    size_t GetSerializeSize(int nType, int nVersion) const {
+        return 66;
+    }
+    template<typename Stream>
+    void Serialize(Stream& s, int nType, int nVersion) const {
+        ser_writedata8(s, type);
+        hashBytes.Serialize(s, nType, nVersion);
+        // Heights are stored big-endian for key sorting in LevelDB
+        ser_writedata32be(s, blockHeight);
+        ser_writedata32be(s, txindex);
+        txhash.Serialize(s, nType, nVersion);
+        ser_writedata32(s, index);
+        char f = spending;
+        ser_writedata8(s, f);
+    }
+    template<typename Stream>
+    void Unserialize(Stream& s, int nType, int nVersion) {
+        type = ser_readdata8(s);
+        hashBytes.Unserialize(s, nType, nVersion);
+        blockHeight = ser_readdata32be(s);
+        txindex = ser_readdata32be(s);
+        txhash.Unserialize(s, nType, nVersion);
+        index = ser_readdata32(s);
+        char f = ser_readdata8(s);
+        spending = f;
+    }
+
+    CAddressIndexKey(unsigned int addressType, uint160 addressHash, int height, int blockindex,
+                     uint256 txid, size_t indexValue, bool isSpending) {
+        type = addressType;
+        hashBytes = addressHash;
+        blockHeight = height;
+        txindex = blockindex;
+        txhash = txid;
+        index = indexValue;
+        spending = isSpending;
+    }
+
+    CAddressIndexKey() {
+        SetNull();
+    }
+
+    void SetNull() {
+        type = 0;
+        hashBytes.SetNull();
+        blockHeight = 0;
+        txindex = 0;
+        txhash.SetNull();
+        index = 0;
+        spending = false;
+    }
+
+};
+
+struct CAddressIndexIteratorKey {
+    unsigned int type;
+    uint160 hashBytes;
+
+    size_t GetSerializeSize(int nType, int nVersion) const {
+        return 21;
+    }
+    template<typename Stream>
+    void Serialize(Stream& s, int nType, int nVersion) const {
+        ser_writedata8(s, type);
+        hashBytes.Serialize(s, nType, nVersion);
+    }
+    template<typename Stream>
+    void Unserialize(Stream& s, int nType, int nVersion) {
+        type = ser_readdata8(s);
+        hashBytes.Unserialize(s, nType, nVersion);
+    }
+
+    CAddressIndexIteratorKey(unsigned int addressType, uint160 addressHash) {
+        type = addressType;
+        hashBytes = addressHash;
+    }
+
+    CAddressIndexIteratorKey() {
+        SetNull();
+    }
+
+    void SetNull() {
+        type = 0;
+        hashBytes.SetNull();
+    }
+};
+
+struct CAddressIndexIteratorHeightKey {
+    unsigned int type;
+    uint160 hashBytes;
+    int blockHeight;
+
+    size_t GetSerializeSize(int nType, int nVersion) const {
+        return 25;
+    }
+    template<typename Stream>
+    void Serialize(Stream& s, int nType, int nVersion) const {
+        ser_writedata8(s, type);
+        hashBytes.Serialize(s, nType, nVersion);
+        ser_writedata32be(s, blockHeight);
+    }
+    template<typename Stream>
+    void Unserialize(Stream& s, int nType, int nVersion) {
+        type = ser_readdata8(s);
+        hashBytes.Unserialize(s, nType, nVersion);
+        blockHeight = ser_readdata32be(s);
+    }
+
+    CAddressIndexIteratorHeightKey(unsigned int addressType, uint160 addressHash, int height) {
+        type = addressType;
+        hashBytes = addressHash;
+        blockHeight = height;
+    }
+
+    CAddressIndexIteratorHeightKey() {
+        SetNull();
+    }
+
+    void SetNull() {
+        type = 0;
+        hashBytes.SetNull();
+        blockHeight = 0;
+    }
+};
+
 struct CDiskTxPos : public CDiskBlockPos
 {
     unsigned int nTxOffset; // after header
@@ -440,6 +717,13 @@ public:
     ScriptError GetScriptError() const { return error; }
 };
 
+bool GetTimestampIndex(const unsigned int &high, const unsigned int &low, std::vector<uint256> &hashes);
+bool GetSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value);
+bool GetAddressIndex(uint160 addressHash, int type,
+                     std::vector<std::pair<CAddressIndexKey, CAmount> > &addressIndex,
+                     int start = 0, int end = 0);
+bool GetAddressUnspent(uint160 addressHash, int type,
+                       std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > &unspentOutputs);
 
 /** Functions for disk access for blocks */
 bool WriteBlockToDisk(const CBlock& block, CDiskBlockPos& pos, const CMessageHeader::MessageStartChars& messageStart);

src/rpcblockchain.cpp

@@ -276,6 +276,40 @@ UniValue getrawmempool(const UniValue& params, bool fHelp)
     return mempoolToJSON(fVerbose);
 }
 
+UniValue getblockhashes(const UniValue& params, bool fHelp)
+{
+    if (fHelp || params.size() != 2)
+        throw runtime_error(
+            "getblockhashes timestamp\n"
+            "\nReturns array of hashes of blocks within the timestamp range provided.\n"
+            "\nArguments:\n"
+            "1. high         (numeric, required) The newer block timestamp\n"
+            "2. low          (numeric, required) The older block timestamp\n"
+            "\nResult:\n"
+            "[\n"
+            "  \"hash\"         (string) The block hash\n"
+            "]\n"
+            "\nExamples:\n"
+            + HelpExampleCli("getblockhashes", "1231614698 1231024505")
+            + HelpExampleRpc("getblockhashes", "1231614698, 1231024505")
+        );
+
+    unsigned int high = params[0].get_int();
+    unsigned int low = params[1].get_int();
+    std::vector<uint256> blockHashes;
+
+    if (!GetTimestampIndex(high, low, blockHashes)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for block hashes");
+    }
+
+    UniValue result(UniValue::VARR);
+    for (std::vector<uint256>::const_iterator it=blockHashes.begin(); it!=blockHashes.end(); it++) {
+        result.push_back(it->GetHex());
+    }
+
+    return result;
+}
+
 UniValue getblockhash(const UniValue& params, bool fHelp)
 {
     if (fHelp || params.size() != 1)

src/rpcclient.cpp

@@ -115,6 +115,14 @@ static const CRPCConvertParam vRPCConvertParams[] =
     { "spork", 1 },
     { "voteraw", 1 },
     { "voteraw", 4 },
+    { "getblockhashes", 0 },
+    { "getblockhashes", 1 },
+    { "getspentinfo", 0},
+    { "getaddresstxids", 0},
+    { "getaddressbalance", 0},
+    { "getaddressdeltas", 0},
+    { "getaddressutxos", 0},
+    { "getaddressmempool", 0},
 };
 
 class CRPCConvertTable

src/rpcmisc.cpp

@@ -12,6 +12,7 @@
 #include "netbase.h"
 #include "rpcserver.h"
 #include "timedata.h"
+#include "txmempool.h"
 #include "util.h"
 #include "spork.h"
 #include "utilstrencodings.h"
@@ -521,3 +522,473 @@ UniValue setmocktime(const UniValue& params, bool fHelp)
 
     return NullUniValue;
 }
+
+bool getAddressFromIndex(const int &type, const uint160 &hash, std::string &address)
+{
+    if (type == 2) {
+        address = CBitcoinAddress(CScriptID(hash)).ToString();
+    } else if (type == 1) {
+        address = CBitcoinAddress(CKeyID(hash)).ToString();
+    } else {
+        return false;
+    }
+    return true;
+}
+
+bool getAddressesFromParams(const UniValue& params, std::vector<std::pair<uint160, int> > &addresses)
+{
+    if (params[0].isStr()) {
+        CBitcoinAddress address(params[0].get_str());
+        uint160 hashBytes;
+        int type = 0;
+        if (!address.GetIndexKey(hashBytes, type)) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+        }
+        addresses.push_back(std::make_pair(hashBytes, type));
+    } else if (params[0].isObject()) {
+
+        UniValue addressValues = find_value(params[0].get_obj(), "addresses");
+        if (!addressValues.isArray()) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Addresses is expected to be an array");
+        }
+
+        std::vector<UniValue> values = addressValues.getValues();
+
+        for (std::vector<UniValue>::iterator it = values.begin(); it != values.end(); ++it) {
+
+            CBitcoinAddress address(it->get_str());
+            uint160 hashBytes;
+            int type = 0;
+            if (!address.GetIndexKey(hashBytes, type)) {
+                throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+            }
+            addresses.push_back(std::make_pair(hashBytes, type));
+        }
+    } else {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+    }
+
+    return true;
+}
+
+bool heightSort(std::pair<CAddressUnspentKey, CAddressUnspentValue> a,
+                std::pair<CAddressUnspentKey, CAddressUnspentValue> b) {
+    return a.second.blockHeight < b.second.blockHeight;
+}
+
+bool timestampSort(std::pair<CMempoolAddressDeltaKey, CMempoolAddressDelta> a,
+                   std::pair<CMempoolAddressDeltaKey, CMempoolAddressDelta> b) {
+    return a.second.time < b.second.time;
+}
+
+UniValue getaddressmempool(const UniValue& params, bool fHelp)
+{
+    if (fHelp || params.size() != 1)
+        throw runtime_error(
+            "getaddressmempool\n"
+            "\nReturns all mempool deltas for an address (requires addressindex to be enabled).\n"
+            "\nArguments:\n"
+            "{\n"
+            "  \"addresses\"\n"
+            "    [\n"
+            "      \"address\"  (string) The base58check encoded address\n"
+            "      ,...\n"
+            "    ]\n"
+            "}\n"
+            "\nResult:\n"
+            "[\n"
+            "  {\n"
+            "    \"address\"  (string) The base58check encoded address\n"
+            "    \"txid\"  (string) The related txid\n"
+            "    \"index\"  (number) The related input or output index\n"
+            "    \"satoshis\"  (number) The difference of satoshis\n"
+            "    \"timestamp\"  (number) The time the transaction entered the mempool (seconds)\n"
+            "    \"prevtxid\"  (string) The previous txid (if spending)\n"
+            "    \"prevout\"  (string) The previous transaction output index (if spending)\n"
+            "  }\n"
+            "]\n"
+            "\nExamples:\n"
+            + HelpExampleCli("getaddressmempool", "'{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}'")
+            + HelpExampleRpc("getaddressmempool", "{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}")
+        );
+
+    std::vector<std::pair<uint160, int> > addresses;
+
+    if (!getAddressesFromParams(params, addresses)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+    }
+
+    std::vector<std::pair<CMempoolAddressDeltaKey, CMempoolAddressDelta> > indexes;
+
+    if (!mempool.getAddressIndex(addresses, indexes)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for address");
+    }
+
+    std::sort(indexes.begin(), indexes.end(), timestampSort);
+
+    UniValue result(UniValue::VARR);
+
+    for (std::vector<std::pair<CMempoolAddressDeltaKey, CMempoolAddressDelta> >::iterator it = indexes.begin();
+         it != indexes.end(); it++) {
+
+        std::string address;
+        if (!getAddressFromIndex(it->first.type, it->first.addressBytes, address)) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Unknown address type");
+        }
+
+        UniValue delta(UniValue::VOBJ);
+        delta.push_back(Pair("address", address));
+        delta.push_back(Pair("txid", it->first.txhash.GetHex()));
+        delta.push_back(Pair("index", (int)it->first.index));
+        delta.push_back(Pair("satoshis", it->second.amount));
+        delta.push_back(Pair("timestamp", it->second.time));
+        if (it->second.amount < 0) {
+            delta.push_back(Pair("prevtxid", it->second.prevhash.GetHex()));
+            delta.push_back(Pair("prevout", (int)it->second.prevout));
+        }
+        result.push_back(delta);
+    }
+
+    return result;
+}
+
+UniValue getaddressutxos(const UniValue& params, bool fHelp)
+{
+    if (fHelp || params.size() != 1)
+        throw runtime_error(
+            "getaddressutxos\n"
+            "\nReturns all unspent outputs for an address (requires addressindex to be enabled).\n"
+            "\nArguments:\n"
+            "{\n"
+            "  \"addresses\"\n"
+            "    [\n"
+            "      \"address\"  (string) The base58check encoded address\n"
+            "      ,...\n"
+            "    ]\n"
+            "}\n"
+            "\nResult\n"
+            "[\n"
+            "  {\n"
+            "    \"address\"  (string) The address base58check encoded\n"
+            "    \"txid\"  (string) The output txid\n"
+            "    \"height\"  (number) The block height\n"
+            "    \"outputIndex\"  (number) The output index\n"
+            "    \"script\"  (strin) The script hex encoded\n"
+            "    \"satoshis\"  (number) The number of satoshis of the output\n"
+            "  }\n"
+            "]\n"
+            "\nExamples:\n"
+            + HelpExampleCli("getaddressutxos", "'{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}'")
+            + HelpExampleRpc("getaddressutxos", "{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}")
+        );
+
+    std::vector<std::pair<uint160, int> > addresses;
+
+    if (!getAddressesFromParams(params, addresses)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+    }
+
+    std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > unspentOutputs;
+
+    for (std::vector<std::pair<uint160, int> >::iterator it = addresses.begin(); it != addresses.end(); it++) {
+        if (!GetAddressUnspent((*it).first, (*it).second, unspentOutputs)) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for address");
+        }
+    }
+
+    std::sort(unspentOutputs.begin(), unspentOutputs.end(), heightSort);
+
+    UniValue result(UniValue::VARR);
+
+    for (std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> >::const_iterator it=unspentOutputs.begin(); it!=unspentOutputs.end(); it++) {
+        UniValue output(UniValue::VOBJ);
+        std::string address;
+        if (!getAddressFromIndex(it->first.type, it->first.hashBytes, address)) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Unknown address type");
+        }
+
+        output.push_back(Pair("address", address));
+        output.push_back(Pair("txid", it->first.txhash.GetHex()));
+        output.push_back(Pair("outputIndex", (int)it->first.index));
+        output.push_back(Pair("script", HexStr(it->second.script.begin(), it->second.script.end())));
+        output.push_back(Pair("satoshis", it->second.satoshis));
+        output.push_back(Pair("height", it->second.blockHeight));
+        result.push_back(output);
+    }
+
+    return result;
+}
+
+UniValue getaddressdeltas(const UniValue& params, bool fHelp)
+{
+    if (fHelp || params.size() != 1 || !params[0].isObject())
+        throw runtime_error(
+            "getaddressdeltas\n"
+            "\nReturns all changes for an address (requires addressindex to be enabled).\n"
+            "\nArguments:\n"
+            "{\n"
+            "  \"addresses\"\n"
+            "    [\n"
+            "      \"address\"  (string) The base58check encoded address\n"
+            "      ,...\n"
+            "    ]\n"
+            "  \"start\" (number) The start block height\n"
+            "  \"end\" (number) The end block height\n"
+            "}\n"
+            "\nResult:\n"
+            "[\n"
+            "  {\n"
+            "    \"satoshis\"  (number) The difference of satoshis\n"
+            "    \"txid\"  (string) The related txid\n"
+            "    \"index\"  (number) The related input or output index\n"
+            "    \"height\"  (number) The block height\n"
+            "    \"address\"  (string) The base58check encoded address\n"
+            "  }\n"
+            "]\n"
+            "\nExamples:\n"
+            + HelpExampleCli("getaddressdeltas", "'{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}'")
+            + HelpExampleRpc("getaddressdeltas", "{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}")
+        );
+
+
+    UniValue startValue = find_value(params[0].get_obj(), "start");
+    UniValue endValue = find_value(params[0].get_obj(), "end");
+
+    int start = 0;
+    int end = 0;
+
+    if (startValue.isNum() && endValue.isNum()) {
+        start = startValue.get_int();
+        end = endValue.get_int();
+        if (end < start) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "End value is expected to be greater than start");
+        }
+    }
+
+    std::vector<std::pair<uint160, int> > addresses;
+
+    if (!getAddressesFromParams(params, addresses)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+    }
+
+    std::vector<std::pair<CAddressIndexKey, CAmount> > addressIndex;
+
+    for (std::vector<std::pair<uint160, int> >::iterator it = addresses.begin(); it != addresses.end(); it++) {
+        if (start > 0 && end > 0) {
+            if (!GetAddressIndex((*it).first, (*it).second, addressIndex, start, end)) {
+                throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for address");
+            }
+        } else {
+            if (!GetAddressIndex((*it).first, (*it).second, addressIndex)) {
+                throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for address");
+            }
+        }
+    }
+
+    UniValue result(UniValue::VARR);
+
+    for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=addressIndex.begin(); it!=addressIndex.end(); it++) {
+        std::string address;
+        if (!getAddressFromIndex(it->first.type, it->first.hashBytes, address)) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Unknown address type");
+        }
+
+        UniValue delta(UniValue::VOBJ);
+        delta.push_back(Pair("satoshis", it->second));
+        delta.push_back(Pair("txid", it->first.txhash.GetHex()));
+        delta.push_back(Pair("index", (int)it->first.index));
+        delta.push_back(Pair("blockindex", (int)it->first.txindex));
+        delta.push_back(Pair("height", it->first.blockHeight));
+        delta.push_back(Pair("address", address));
+        result.push_back(delta);
+    }
+
+    return result;
+}
+
+UniValue getaddressbalance(const UniValue& params, bool fHelp)
+{
+    if (fHelp || params.size() != 1)
+        throw runtime_error(
+            "getaddressbalance\n"
+            "\nReturns the balance for an address(es) (requires addressindex to be enabled).\n"
+            "\nArguments:\n"
+            "{\n"
+            "  \"addresses\"\n"
+            "    [\n"
+            "      \"address\"  (string) The base58check encoded address\n"
+            "      ,...\n"
+            "    ]\n"
+            "}\n"
+            "\nResult:\n"
+            "{\n"
+            "  \"balance\"  (string) The current balance in satoshis\n"
+            "  \"received\"  (string) The total number of satoshis received (including change)\n"
+            "}\n"
+            "\nExamples:\n"
+            + HelpExampleCli("getaddressbalance", "'{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}'")
+            + HelpExampleRpc("getaddressbalance", "{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}")
+        );
+
+    std::vector<std::pair<uint160, int> > addresses;
+
+    if (!getAddressesFromParams(params, addresses)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+    }
+
+    std::vector<std::pair<CAddressIndexKey, CAmount> > addressIndex;
+
+    for (std::vector<std::pair<uint160, int> >::iterator it = addresses.begin(); it != addresses.end(); it++) {
+        if (!GetAddressIndex((*it).first, (*it).second, addressIndex)) {
+            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for address");
+        }
+    }
+
+    CAmount balance = 0;
+    CAmount received = 0;
+
+    for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=addressIndex.begin(); it!=addressIndex.end(); it++) {
+        if (it->second > 0) {
+            received += it->second;
+        }
+        balance += it->second;
+    }
+
+    UniValue result(UniValue::VOBJ);
+    result.push_back(Pair("balance", balance));
+    result.push_back(Pair("received", received));
+
+    return result;
+
+}
+
+UniValue getaddresstxids(const UniValue& params, bool fHelp)
+{
+    if (fHelp || params.size() != 1)
+        throw runtime_error(
+            "getaddresstxids\n"
+            "\nReturns the txids for an address(es) (requires addressindex to be enabled).\n"
+            "\nArguments:\n"
+            "{\n"
+            "  \"addresses\"\n"
+            "    [\n"
+            "      \"address\"  (string) The base58check encoded address\n"
+            "      ,...\n"
+            "    ]\n"
+            "  \"start\" (number) The start block height\n"
+            "  \"end\" (number) The end block height\n"
+            "}\n"
+            "\nResult:\n"
+            "[\n"
+            "  \"transactionid\"  (string) The transaction id\n"
+            "  ,...\n"
+            "]\n"
+            "\nExamples:\n"
+            + HelpExampleCli("getaddresstxids", "'{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}'")
+            + HelpExampleRpc("getaddresstxids", "{\"addresses\": [\"12c6DSiU4Rq3P4ZxziKxzrL5LmMBrzjrJX\"]}")
+        );
+
+    std::vector<std::pair<uint160, int> > addresses;
+
+    if (!getAddressesFromParams(params, addresses)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid address");
+    }
+
+    int start = 0;
+    int end = 0;
+    if (params[0].isObject()) {
+        UniValue startValue = find_value(params[0].get_obj(), "start");
+        UniValue endValue = find_value(params[0].get_obj(), "end");
+        if (startValue.isNum() && endValue.isNum()) {
+            start = startValue.get_int();
+            end = endValue.get_int();
+        }
+    }
+
+    std::vector<std::pair<CAddressIndexKey, CAmount> > addressIndex;
+
+    for (std::vector<std::pair<uint160, int> >::iterator it = addresses.begin(); it != addresses.end(); it++) {
+        if (start > 0 && end > 0) {
+            if (!GetAddressIndex((*it).first, (*it).second, addressIndex, start, end)) {
+                throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for address");
+            }
+        } else {
+            if (!GetAddressIndex((*it).first, (*it).second, addressIndex)) {
+                throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "No information available for address");
+            }
+        }
+    }
+
+    std::set<std::pair<int, std::string> > txids;
+    UniValue result(UniValue::VARR);
+
+    for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=addressIndex.begin(); it!=addressIndex.end(); it++) {
+        int height = it->first.blockHeight;
+        std::string txid = it->first.txhash.GetHex();
+
+        if (addresses.size() > 1) {
+            txids.insert(std::make_pair(height, txid));
+        } else {
+            if (txids.insert(std::make_pair(height, txid)).second) {
+                result.push_back(txid);
+            }
+        }
+    }
+
+    if (addresses.size() > 1) {
+        for (std::set<std::pair<int, std::string> >::const_iterator it=txids.begin(); it!=txids.end(); it++) {
+            result.push_back(it->second);
+        }
+    }
+
+    return result;
+
+}
+
+UniValue getspentinfo(const UniValue& params, bool fHelp)
+{
+
+    if (fHelp || params.size() != 1 || !params[0].isObject())
+        throw runtime_error(
+            "getspentinfo\n"
+            "\nReturns the txid and index where an output is spent.\n"
+            "\nArguments:\n"
+            "{\n"
+            "  \"txid\" (string) The hex string of the txid\n"
+            "  \"index\" (number) The start block height\n"
+            "}\n"
+            "\nResult:\n"
+            "{\n"
+            "  \"txid\"  (string) The transaction id\n"
+            "  \"index\"  (number) The spending input index\n"
+            "  ,...\n"
+            "}\n"
+            "\nExamples:\n"
+            + HelpExampleCli("getspentinfo", "'{\"txid\": \"0437cd7f8525ceed2324359c2d0ba26006d92d856a9c20fa0241106ee5a597c9\", \"index\": 0}'")
+            + HelpExampleRpc("getspentinfo", "{\"txid\": \"0437cd7f8525ceed2324359c2d0ba26006d92d856a9c20fa0241106ee5a597c9\", \"index\": 0}")
+        );
+
+    UniValue txidValue = find_value(params[0].get_obj(), "txid");
+    UniValue indexValue = find_value(params[0].get_obj(), "index");
+
+    if (!txidValue.isStr() || !indexValue.isNum()) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Invalid txid or index");
+    }
+
+    uint256 txid = ParseHashV(txidValue, "txid");
+    int outputIndex = indexValue.get_int();
+
+    CSpentIndexKey key(txid, outputIndex);
+    CSpentIndexValue value;
+
+    if (!GetSpentIndex(key, value)) {
+        throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Unable to get spent info");
+    }
+
+    UniValue obj(UniValue::VOBJ);
+    obj.push_back(Pair("txid", value.txid.GetHex()));
+    obj.push_back(Pair("index", (int)value.inputIndex));
+    obj.push_back(Pair("height", value.blockHeight));
+
+    return obj;
+}

src/rpcrawtransaction.cpp

@@ -62,7 +62,8 @@ void ScriptPubKeyToJSON(const CScript& scriptPubKey, UniValue& out, bool fInclud
 
 void TxToJSON(const CTransaction& tx, const uint256 hashBlock, UniValue& entry)
 {
-    entry.push_back(Pair("txid", tx.GetHash().GetHex()));
+    uint256 txid = tx.GetHash();
+    entry.push_back(Pair("txid", txid.GetHex()));
     entry.push_back(Pair("size", (int)::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION)));
     entry.push_back(Pair("version", tx.nVersion));
     entry.push_back(Pair("locktime", (int64_t)tx.nLockTime));
@@ -78,6 +79,20 @@ void TxToJSON(const CTransaction& tx, const uint256 hashBlock, UniValue& entry)
             o.push_back(Pair("asm", ScriptToAsmStr(txin.scriptSig, true)));
             o.push_back(Pair("hex", HexStr(txin.scriptSig.begin(), txin.scriptSig.end())));
             in.push_back(Pair("scriptSig", o));
+
+            // Add address and value info if spentindex enabled
+            CSpentIndexValue spentInfo;
+            CSpentIndexKey spentKey(txin.prevout.hash, txin.prevout.n);
+            if (GetSpentIndex(spentKey, spentInfo)) {
+                in.push_back(Pair("value", ValueFromAmount(spentInfo.satoshis)));
+                in.push_back(Pair("valueSat", spentInfo.satoshis));
+                if (spentInfo.addressType == 1) {
+                    in.push_back(Pair("address", CBitcoinAddress(CKeyID(spentInfo.addressHash)).ToString()));
+                } else if (spentInfo.addressType == 2)  {
+                    in.push_back(Pair("address", CBitcoinAddress(CScriptID(spentInfo.addressHash)).ToString()));
+                }
+            }
+
         }
         in.push_back(Pair("sequence", (int64_t)txin.nSequence));
         vin.push_back(in);
@@ -88,10 +103,21 @@ void TxToJSON(const CTransaction& tx, const uint256 hashBlock, UniValue& entry)
         const CTxOut& txout = tx.vout[i];
         UniValue out(UniValue::VOBJ);
         out.push_back(Pair("value", ValueFromAmount(txout.nValue)));
+        out.push_back(Pair("valueSat", txout.nValue));
         out.push_back(Pair("n", (int64_t)i));
         UniValue o(UniValue::VOBJ);
         ScriptPubKeyToJSON(txout.scriptPubKey, o, true);
         out.push_back(Pair("scriptPubKey", o));
+
+        // Add spent information if spentindex is enabled
+        CSpentIndexValue spentInfo;
+        CSpentIndexKey spentKey(txid, i);
+        if (GetSpentIndex(spentKey, spentInfo)) {
+            out.push_back(Pair("spentTxId", spentInfo.txid.GetHex()));
+            out.push_back(Pair("spentIndex", (int)spentInfo.inputIndex));
+            out.push_back(Pair("spentHeight", spentInfo.blockHeight));
+        }
+
         vout.push_back(out);
     }
     entry.push_back(Pair("vout", vout));
@@ -102,15 +128,17 @@ void TxToJSON(const CTransaction& tx, const uint256 hashBlock, UniValue& entry)
         if (mi != mapBlockIndex.end() && (*mi).second) {
             CBlockIndex* pindex = (*mi).second;
             if (chainActive.Contains(pindex)) {
+                entry.push_back(Pair("height", pindex->nHeight));
                 entry.push_back(Pair("confirmations", 1 + chainActive.Height() - pindex->nHeight));
                 entry.push_back(Pair("time", pindex->GetBlockTime()));
                 entry.push_back(Pair("blocktime", pindex->GetBlockTime()));
-            }
+            } else {
-            else
+                entry.push_back(Pair("height", -1));
                 entry.push_back(Pair("confirmations", 0));
             }
         }
     }
+}
 
 UniValue getrawtransaction(const UniValue& params, bool fHelp)
 {

src/rpcserver.cpp

@@ -280,6 +280,7 @@ static const CRPCCommand vRPCCommands[] =
     { "blockchain",         "getbestblockhash",       &getbestblockhash,       true  },
     { "blockchain",         "getblockcount",          &getblockcount,          true  },
     { "blockchain",         "getblock",               &getblock,               true  },
+    { "blockchain",         "getblockhashes",         &getblockhashes,         true  },
     { "blockchain",         "getblockhash",           &getblockhash,           true  },
     { "blockchain",         "getblockheader",         &getblockheader,         true  },
     { "blockchain",         "getblockheaders",        &getblockheaders,        true  },
@@ -292,8 +293,7 @@ static const CRPCCommand vRPCCommands[] =
     { "blockchain",         "verifytxoutproof",       &verifytxoutproof,       true  },
     { "blockchain",         "gettxoutsetinfo",        &gettxoutsetinfo,        true  },
     { "blockchain",         "verifychain",            &verifychain,            true  },
-    { "blockchain",         "invalidateblock",        &invalidateblock,        true  },
+    { "blockchain",         "getspentinfo",           &getspentinfo,           false },
-    { "blockchain",         "reconsiderblock",        &reconsiderblock,        true  },
 
     /* Mining */
     { "mining",             "getblocktemplate",       &getblocktemplate,       true  },
@@ -318,6 +318,13 @@ static const CRPCCommand vRPCCommands[] =
     { "rawtransactions",    "fundrawtransaction",     &fundrawtransaction,     false },
 #endif
 
+    /* Address index */
+    { "addressindex",       "getaddressmempool",      &getaddressmempool,      true  },
+    { "addressindex",       "getaddressutxos",        &getaddressutxos,        false },
+    { "addressindex",       "getaddressdeltas",       &getaddressdeltas,       false },
+    { "addressindex",       "getaddresstxids",        &getaddresstxids,        false },
+    { "addressindex",       "getaddressbalance",      &getaddressbalance,      false },
+
     /* Utility functions */
     { "util",               "createmultisig",         &createmultisig,         true  },
     { "util",               "validateaddress",        &validateaddress,        true  }, /* uses wallet if enabled */

src/rpcserver.h

@@ -172,6 +172,12 @@ extern std::string HelpExampleRpc(const std::string& methodname, const std::stri
 extern void EnsureWalletIsUnlocked();
 
 extern UniValue getconnectioncount(const UniValue& params, bool fHelp); // in rpcnet.cpp
+extern UniValue getaddressmempool(const UniValue& params, bool fHelp);
+extern UniValue getaddressutxos(const UniValue& params, bool fHelp);
+extern UniValue getaddressdeltas(const UniValue& params, bool fHelp);
+extern UniValue getaddresstxids(const UniValue& params, bool fHelp);
+extern UniValue getaddressbalance(const UniValue& params, bool fHelp);
+
 extern UniValue getpeerinfo(const UniValue& params, bool fHelp);
 extern UniValue ping(const UniValue& params, bool fHelp);
 extern UniValue addnode(const UniValue& params, bool fHelp);
@@ -274,6 +280,7 @@ extern UniValue getdifficulty(const UniValue& params, bool fHelp);
 extern UniValue settxfee(const UniValue& params, bool fHelp);
 extern UniValue getmempoolinfo(const UniValue& params, bool fHelp);
 extern UniValue getrawmempool(const UniValue& params, bool fHelp);
+extern UniValue getblockhashes(const UniValue& params, bool fHelp);
 extern UniValue getblockhash(const UniValue& params, bool fHelp);
 extern UniValue getblockheader(const UniValue& params, bool fHelp);
 extern UniValue getblockheaders(const UniValue& params, bool fHelp);
@@ -284,6 +291,7 @@ extern UniValue verifychain(const UniValue& params, bool fHelp);
 extern UniValue getchaintips(const UniValue& params, bool fHelp);
 extern UniValue invalidateblock(const UniValue& params, bool fHelp);
 extern UniValue reconsiderblock(const UniValue& params, bool fHelp);
+extern UniValue getspentinfo(const UniValue& params, bool fHelp);
 
 bool StartRPC();
 void InterruptRPC();

src/script/script.cpp

@@ -224,6 +224,17 @@ bool CScript::IsNormalPaymentScript() const
     return true;
 }
 
+bool CScript::IsPayToPublicKeyHash() const
+{
+    // Extra-fast test for pay-to-pubkey-hash CScripts:
+    return (this->size() == 25 &&
+	    (*this)[0] == OP_DUP &&
+	    (*this)[1] == OP_HASH160 &&
+	    (*this)[2] == 0x14 &&
+	    (*this)[23] == OP_EQUALVERIFY &&
+	    (*this)[24] == OP_CHECKSIG);
+}
+
 bool CScript::IsPayToScriptHash() const
 {
     // Extra-fast test for pay-to-script-hash CScripts:

src/script/script.h

@@ -609,6 +609,8 @@ public:
     unsigned int GetSigOpCount(const CScript& scriptSig) const;
 
     bool IsNormalPaymentScript() const;
+    bool IsPayToPublicKeyHash() const;
+
     bool IsPayToScriptHash() const;
 
     /** Called by IsStandardTx and P2SH/BIP62 VerifyScript (which makes it consensus-critical). */

src/serialize.h

@@ -91,6 +91,11 @@ template<typename Stream> inline void ser_writedata32(Stream &s, uint32_t obj)
     obj = htole32(obj);
     s.write((char*)&obj, 4);
 }
+template<typename Stream> inline void ser_writedata32be(Stream &s, uint32_t obj)
+{
+    obj = htobe32(obj);
+    s.write((char*)&obj, 4);
+}
 template<typename Stream> inline void ser_writedata64(Stream &s, uint64_t obj)
 {
     obj = htole64(obj);
@@ -114,6 +119,12 @@ template<typename Stream> inline uint32_t ser_readdata32(Stream &s)
     s.read((char*)&obj, 4);
     return le32toh(obj);
 }
+template<typename Stream> inline uint32_t ser_readdata32be(Stream &s)
+{
+    uint32_t obj;
+    s.read((char*)&obj, 4);
+    return be32toh(obj);
+}
 template<typename Stream> inline uint64_t ser_readdata64(Stream &s)
 {
     uint64_t obj;

src/spentindex.h

@@ -0,0 +1,98 @@
+// Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2015 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_SPENTINDEX_H
+#define BITCOIN_SPENTINDEX_H
+
+#include "uint256.h"
+#include "amount.h"
+
+struct CSpentIndexKey {
+    uint256 txid;
+    unsigned int outputIndex;
+
+    ADD_SERIALIZE_METHODS;
+
+    template <typename Stream, typename Operation>
+    inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
+        READWRITE(txid);
+        READWRITE(outputIndex);
+    }
+
+    CSpentIndexKey(uint256 t, unsigned int i) {
+        txid = t;
+        outputIndex = i;
+    }
+
+    CSpentIndexKey() {
+        SetNull();
+    }
+
+    void SetNull() {
+        txid.SetNull();
+        outputIndex = 0;
+    }
+
+};
+
+struct CSpentIndexValue {
+    uint256 txid;
+    unsigned int inputIndex;
+    int blockHeight;
+    CAmount satoshis;
+    int addressType;
+    uint160 addressHash;
+
+    ADD_SERIALIZE_METHODS;
+
+    template <typename Stream, typename Operation>
+    inline void SerializationOp(Stream& s, Operation ser_action, int nType, int nVersion) {
+        READWRITE(txid);
+        READWRITE(inputIndex);
+        READWRITE(blockHeight);
+        READWRITE(satoshis);
+        READWRITE(addressType);
+        READWRITE(addressHash);
+    }
+
+    CSpentIndexValue(uint256 t, unsigned int i, int h, CAmount s, int type, uint160 a) {
+        txid = t;
+        inputIndex = i;
+        blockHeight = h;
+        satoshis = s;
+        addressType = type;
+        addressHash = a;
+    }
+
+    CSpentIndexValue() {
+        SetNull();
+    }
+
+    void SetNull() {
+        txid.SetNull();
+        inputIndex = 0;
+        blockHeight = 0;
+        satoshis = 0;
+        addressType = 0;
+        addressHash.SetNull();
+    }
+
+    bool IsNull() const {
+        return txid.IsNull();
+    }
+};
+
+struct CSpentIndexKeyCompare
+{
+    bool operator()(const CSpentIndexKey& a, const CSpentIndexKey& b) const {
+        if (a.txid == b.txid) {
+            return a.outputIndex < b.outputIndex;
+        } else {
+            return a.txid < b.txid;
+        }
+    }
+};
+
+#endif // BITCOIN_SPENTINDEX_H

src/test/script_P2PKH_tests.cpp

@@ -0,0 +1,59 @@
+// Copyright (c) 2012-2015 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include "script/script.h"
+#include "test/test_bitcoin.h"
+
+#include <boost/test/unit_test.hpp>
+
+using namespace std;
+
+BOOST_FIXTURE_TEST_SUITE(script_P2PKH_tests, BasicTestingSetup)
+
+BOOST_AUTO_TEST_CASE(IsPayToPublicKeyHash)
+{
+    // Test CScript::IsPayToPublicKeyHash()
+    uint160 dummy;
+    CScript p2pkh;
+    p2pkh << OP_DUP << OP_HASH160 << ToByteVector(dummy) << OP_EQUALVERIFY << OP_CHECKSIG;
+    BOOST_CHECK(p2pkh.IsPayToPublicKeyHash());
+
+    static const unsigned char direct[] = {
+        OP_DUP, OP_HASH160, 20, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, OP_EQUALVERIFY, OP_CHECKSIG
+    };
+    BOOST_CHECK(CScript(direct, direct+sizeof(direct)).IsPayToPublicKeyHash());
+
+    static const unsigned char notp2pkh1[] = {
+        OP_DUP, OP_HASH160, 20, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, OP_EQUALVERIFY, OP_CHECKSIG, OP_CHECKSIG
+    };
+    BOOST_CHECK(!CScript(notp2pkh1, notp2pkh1+sizeof(notp2pkh1)).IsPayToPublicKeyHash());
+
+    static const unsigned char p2sh[] = {
+        OP_HASH160, 20, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, OP_EQUAL
+    };
+    BOOST_CHECK(!CScript(p2sh, p2sh+sizeof(p2sh)).IsPayToPublicKeyHash());
+
+    static const unsigned char extra[] = {
+        OP_DUP, OP_HASH160, 20, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, OP_EQUALVERIFY, OP_CHECKSIG, OP_CHECKSIG
+    };
+    BOOST_CHECK(!CScript(extra, extra+sizeof(extra)).IsPayToPublicKeyHash());
+
+    static const unsigned char missing[] = {
+        OP_HASH160, 20, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, OP_EQUALVERIFY, OP_CHECKSIG, OP_RETURN
+    };
+    BOOST_CHECK(!CScript(missing, missing+sizeof(missing)).IsPayToPublicKeyHash());
+
+    static const unsigned char missing2[] = {
+        OP_DUP, OP_HASH160, 20, 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
+    };
+    BOOST_CHECK(!CScript(missing2, missing2+sizeof(missing)).IsPayToPublicKeyHash());
+
+    static const unsigned char tooshort[] = {
+        OP_DUP, OP_HASH160, 2, 0,0, OP_EQUALVERIFY, OP_CHECKSIG
+    };
+    BOOST_CHECK(!CScript(tooshort, tooshort+sizeof(direct)).IsPayToPublicKeyHash());
+
+}
+
+BOOST_AUTO_TEST_SUITE_END()

src/txdb.cpp

@@ -21,6 +21,10 @@ using namespace std;
 static const char DB_COINS = 'c';
 static const char DB_BLOCK_FILES = 'f';
 static const char DB_TXINDEX = 't';
+static const char DB_ADDRESSINDEX = 'a';
+static const char DB_ADDRESSUNSPENTINDEX = 'u';
+static const char DB_TIMESTAMPINDEX = 's';
+static const char DB_SPENTINDEX = 'p';
 static const char DB_BLOCK_INDEX = 'b';
 
 static const char DB_BEST_BLOCK = 'B';
@@ -163,6 +167,134 @@ bool CBlockTreeDB::WriteTxIndex(const std::vector<std::pair<uint256, CDiskTxPos>
     return WriteBatch(batch);
 }
 
+bool CBlockTreeDB::ReadSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value) {
+    return Read(make_pair(DB_SPENTINDEX, key), value);
+}
+
+bool CBlockTreeDB::UpdateSpentIndex(const std::vector<std::pair<CSpentIndexKey, CSpentIndexValue> >&vect) {
+    CDBBatch batch(&GetObfuscateKey());
+    for (std::vector<std::pair<CSpentIndexKey,CSpentIndexValue> >::const_iterator it=vect.begin(); it!=vect.end(); it++) {
+        if (it->second.IsNull()) {
+            batch.Erase(make_pair(DB_SPENTINDEX, it->first));
+        } else {
+            batch.Write(make_pair(DB_SPENTINDEX, it->first), it->second);
+        }
+    }
+    return WriteBatch(batch);
+}
+
+bool CBlockTreeDB::UpdateAddressUnspentIndex(const std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue > >&vect) {
+    CDBBatch batch(&GetObfuscateKey());
+    for (std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> >::const_iterator it=vect.begin(); it!=vect.end(); it++) {
+        if (it->second.IsNull()) {
+            batch.Erase(make_pair(DB_ADDRESSUNSPENTINDEX, it->first));
+        } else {
+            batch.Write(make_pair(DB_ADDRESSUNSPENTINDEX, it->first), it->second);
+        }
+    }
+    return WriteBatch(batch);
+}
+
+bool CBlockTreeDB::ReadAddressUnspentIndex(uint160 addressHash, int type,
+                                           std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > &unspentOutputs) {
+
+    boost::scoped_ptr<CDBIterator> pcursor(NewIterator());
+
+    pcursor->Seek(make_pair(DB_ADDRESSUNSPENTINDEX, CAddressIndexIteratorKey(type, addressHash)));
+
+    while (pcursor->Valid()) {
+        boost::this_thread::interruption_point();
+        std::pair<char,CAddressUnspentKey> key;
+        if (pcursor->GetKey(key) && key.first == DB_ADDRESSUNSPENTINDEX && key.second.hashBytes == addressHash) {
+            CAddressUnspentValue nValue;
+            if (pcursor->GetValue(nValue)) {
+                unspentOutputs.push_back(make_pair(key.second, nValue));
+                pcursor->Next();
+            } else {
+                return error("failed to get address unspent value");
+            }
+        } else {
+            break;
+        }
+    }
+
+    return true;
+}
+
+bool CBlockTreeDB::WriteAddressIndex(const std::vector<std::pair<CAddressIndexKey, CAmount > >&vect) {
+    CDBBatch batch(&GetObfuscateKey());
+    for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=vect.begin(); it!=vect.end(); it++)
+        batch.Write(make_pair(DB_ADDRESSINDEX, it->first), it->second);
+    return WriteBatch(batch);
+}
+
+bool CBlockTreeDB::EraseAddressIndex(const std::vector<std::pair<CAddressIndexKey, CAmount > >&vect) {
+    CDBBatch batch(&GetObfuscateKey());
+    for (std::vector<std::pair<CAddressIndexKey, CAmount> >::const_iterator it=vect.begin(); it!=vect.end(); it++)
+        batch.Erase(make_pair(DB_ADDRESSINDEX, it->first));
+    return WriteBatch(batch);
+}
+
+bool CBlockTreeDB::ReadAddressIndex(uint160 addressHash, int type,
+                                    std::vector<std::pair<CAddressIndexKey, CAmount> > &addressIndex,
+                                    int start, int end) {
+
+    boost::scoped_ptr<CDBIterator> pcursor(NewIterator());
+
+    if (start > 0 && end > 0) {
+        pcursor->Seek(make_pair(DB_ADDRESSINDEX, CAddressIndexIteratorHeightKey(type, addressHash, start)));
+    } else {
+        pcursor->Seek(make_pair(DB_ADDRESSINDEX, CAddressIndexIteratorKey(type, addressHash)));
+    }
+
+    while (pcursor->Valid()) {
+        boost::this_thread::interruption_point();
+        std::pair<char,CAddressIndexKey> key;
+        if (pcursor->GetKey(key) && key.first == DB_ADDRESSINDEX && key.second.hashBytes == addressHash) {
+            if (end > 0 && key.second.blockHeight > end) {
+                break;
+            }
+            CAmount nValue;
+            if (pcursor->GetValue(nValue)) {
+                addressIndex.push_back(make_pair(key.second, nValue));
+                pcursor->Next();
+            } else {
+                return error("failed to get address index value");
+            }
+        } else {
+            break;
+        }
+    }
+
+    return true;
+}
+
+bool CBlockTreeDB::WriteTimestampIndex(const CTimestampIndexKey &timestampIndex) {
+    CDBBatch batch(&GetObfuscateKey());
+    batch.Write(make_pair(DB_TIMESTAMPINDEX, timestampIndex), 0);
+    return WriteBatch(batch);
+}
+
+bool CBlockTreeDB::ReadTimestampIndex(const unsigned int &high, const unsigned int &low, std::vector<uint256> &hashes) {
+
+    boost::scoped_ptr<CDBIterator> pcursor(NewIterator());
+
+    pcursor->Seek(make_pair(DB_TIMESTAMPINDEX, CTimestampIndexIteratorKey(low)));
+
+    while (pcursor->Valid()) {
+        boost::this_thread::interruption_point();
+        std::pair<char, CTimestampIndexKey> key;
+        if (pcursor->GetKey(key) && key.first == DB_TIMESTAMPINDEX && key.second.timestamp <= high) {
+            hashes.push_back(key.second.blockHash);
+            pcursor->Next();
+        } else {
+            break;
+        }
+    }
+
+    return true;
+}
+
 bool CBlockTreeDB::WriteFlag(const std::string &name, bool fValue) {
     return Write(std::make_pair(DB_FLAG, name), fValue ? '1' : '0');
 }

src/txdb.h

@@ -17,6 +17,15 @@
 class CBlockFileInfo;
 class CBlockIndex;
 struct CDiskTxPos;
+struct CAddressUnspentKey;
+struct CAddressUnspentValue;
+struct CAddressIndexKey;
+struct CAddressIndexIteratorKey;
+struct CAddressIndexIteratorHeightKey;
+struct CTimestampIndexKey;
+struct CTimestampIndexIteratorKey;
+struct CSpentIndexKey;
+struct CSpentIndexValue;
 class uint256;
 
 //! -dbcache default (MiB)
@@ -57,6 +66,18 @@ public:
     bool ReadReindexing(bool &fReindex);
     bool ReadTxIndex(const uint256 &txid, CDiskTxPos &pos);
     bool WriteTxIndex(const std::vector<std::pair<uint256, CDiskTxPos> > &list);
+    bool ReadSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value);
+    bool UpdateSpentIndex(const std::vector<std::pair<CSpentIndexKey, CSpentIndexValue> >&vect);
+    bool UpdateAddressUnspentIndex(const std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue > >&vect);
+    bool ReadAddressUnspentIndex(uint160 addressHash, int type,
+                                 std::vector<std::pair<CAddressUnspentKey, CAddressUnspentValue> > &vect);
+    bool WriteAddressIndex(const std::vector<std::pair<CAddressIndexKey, CAmount> > &vect);
+    bool EraseAddressIndex(const std::vector<std::pair<CAddressIndexKey, CAmount> > &vect);
+    bool ReadAddressIndex(uint160 addressHash, int type,
+                          std::vector<std::pair<CAddressIndexKey, CAmount> > &addressIndex,
+                          int start = 0, int end = 0);
+    bool WriteTimestampIndex(const CTimestampIndexKey &timestampIndex);
+    bool ReadTimestampIndex(const unsigned int &high, const unsigned int &low, std::vector<uint256> &vect);
     bool WriteFlag(const std::string &name, bool fValue);
     bool ReadFlag(const std::string &name, bool &fValue);
     bool LoadBlockIndexGuts();

src/txmempool.cpp

@@ -422,6 +422,145 @@ bool CTxMemPool::addUnchecked(const uint256& hash, const CTxMemPoolEntry &entry,
     return true;
 }
 
+void CTxMemPool::addAddressIndex(const CTxMemPoolEntry &entry, const CCoinsViewCache &view)
+{
+    LOCK(cs);
+    const CTransaction& tx = entry.GetTx();
+    std::vector<CMempoolAddressDeltaKey> inserted;
+
+    uint256 txhash = tx.GetHash();
+    for (unsigned int j = 0; j < tx.vin.size(); j++) {
+        const CTxIn input = tx.vin[j];
+        const CTxOut &prevout = view.GetOutputFor(input);
+        if (prevout.scriptPubKey.IsPayToScriptHash()) {
+            vector<unsigned char> hashBytes(prevout.scriptPubKey.begin()+2, prevout.scriptPubKey.begin()+22);
+            CMempoolAddressDeltaKey key(2, uint160(hashBytes), txhash, j, 1);
+            CMempoolAddressDelta delta(entry.GetTime(), prevout.nValue * -1, input.prevout.hash, input.prevout.n);
+            mapAddress.insert(make_pair(key, delta));
+            inserted.push_back(key);
+        } else if (prevout.scriptPubKey.IsPayToPublicKeyHash()) {
+            vector<unsigned char> hashBytes(prevout.scriptPubKey.begin()+3, prevout.scriptPubKey.begin()+23);
+            CMempoolAddressDeltaKey key(1, uint160(hashBytes), txhash, j, 1);
+            CMempoolAddressDelta delta(entry.GetTime(), prevout.nValue * -1, input.prevout.hash, input.prevout.n);
+            mapAddress.insert(make_pair(key, delta));
+            inserted.push_back(key);
+        }
+    }
+
+    for (unsigned int k = 0; k < tx.vout.size(); k++) {
+        const CTxOut &out = tx.vout[k];
+        if (out.scriptPubKey.IsPayToScriptHash()) {
+            vector<unsigned char> hashBytes(out.scriptPubKey.begin()+2, out.scriptPubKey.begin()+22);
+            CMempoolAddressDeltaKey key(2, uint160(hashBytes), txhash, k, 0);
+            mapAddress.insert(make_pair(key, CMempoolAddressDelta(entry.GetTime(), out.nValue)));
+            inserted.push_back(key);
+        } else if (out.scriptPubKey.IsPayToPublicKeyHash()) {
+            vector<unsigned char> hashBytes(out.scriptPubKey.begin()+3, out.scriptPubKey.begin()+23);
+            std::pair<addressDeltaMap::iterator,bool> ret;
+            CMempoolAddressDeltaKey key(1, uint160(hashBytes), txhash, k, 0);
+            mapAddress.insert(make_pair(key, CMempoolAddressDelta(entry.GetTime(), out.nValue)));
+            inserted.push_back(key);
+        }
+    }
+
+    mapAddressInserted.insert(make_pair(txhash, inserted));
+}
+
+bool CTxMemPool::getAddressIndex(std::vector<std::pair<uint160, int> > &addresses,
+                                 std::vector<std::pair<CMempoolAddressDeltaKey, CMempoolAddressDelta> > &results)
+{
+    LOCK(cs);
+    for (std::vector<std::pair<uint160, int> >::iterator it = addresses.begin(); it != addresses.end(); it++) {
+        addressDeltaMap::iterator ait = mapAddress.lower_bound(CMempoolAddressDeltaKey((*it).second, (*it).first));
+        while (ait != mapAddress.end() && (*ait).first.addressBytes == (*it).first && (*ait).first.type == (*it).second) {
+            results.push_back(*ait);
+            ait++;
+        }
+    }
+    return true;
+}
+
+bool CTxMemPool::removeAddressIndex(const uint256 txhash)
+{
+    LOCK(cs);
+    addressDeltaMapInserted::iterator it = mapAddressInserted.find(txhash);
+
+    if (it != mapAddressInserted.end()) {
+        std::vector<CMempoolAddressDeltaKey> keys = (*it).second;
+        for (std::vector<CMempoolAddressDeltaKey>::iterator mit = keys.begin(); mit != keys.end(); mit++) {
+            mapAddress.erase(*mit);
+        }
+        mapAddressInserted.erase(it);
+    }
+
+    return true;
+}
+
+void CTxMemPool::addSpentIndex(const CTxMemPoolEntry &entry, const CCoinsViewCache &view)
+{
+    LOCK(cs);
+
+    const CTransaction& tx = entry.GetTx();
+    std::vector<CSpentIndexKey> inserted;
+
+    uint256 txhash = tx.GetHash();
+    for (unsigned int j = 0; j < tx.vin.size(); j++) {
+        const CTxIn input = tx.vin[j];
+        const CTxOut &prevout = view.GetOutputFor(input);
+        uint160 addressHash;
+        int addressType;
+
+        if (prevout.scriptPubKey.IsPayToScriptHash()) {
+            addressHash = uint160(vector<unsigned char> (prevout.scriptPubKey.begin()+2, prevout.scriptPubKey.begin()+22));
+            addressType = 2;
+        } else if (prevout.scriptPubKey.IsPayToPublicKeyHash()) {
+            addressHash = uint160(vector<unsigned char> (prevout.scriptPubKey.begin()+3, prevout.scriptPubKey.begin()+23));
+            addressType = 1;
+        } else {
+            addressHash.SetNull();
+            addressType = 0;
+        }
+
+        CSpentIndexKey key = CSpentIndexKey(input.prevout.hash, input.prevout.n);
+        CSpentIndexValue value = CSpentIndexValue(txhash, j, -1, prevout.nValue, addressType, addressHash);
+
+        mapSpent.insert(make_pair(key, value));
+        inserted.push_back(key);
+
+    }
+
+    mapSpentInserted.insert(make_pair(txhash, inserted));
+}
+
+bool CTxMemPool::getSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value)
+{
+    LOCK(cs);
+    mapSpentIndex::iterator it;
+
+    it = mapSpent.find(key);
+    if (it != mapSpent.end()) {
+        value = it->second;
+        return true;
+    }
+    return false;
+}
+
+bool CTxMemPool::removeSpentIndex(const uint256 txhash)
+{
+    LOCK(cs);
+    mapSpentIndexInserted::iterator it = mapSpentInserted.find(txhash);
+
+    if (it != mapSpentInserted.end()) {
+        std::vector<CSpentIndexKey> keys = (*it).second;
+        for (std::vector<CSpentIndexKey>::iterator mit = keys.begin(); mit != keys.end(); mit++) {
+            mapSpent.erase(*mit);
+        }
+        mapSpentInserted.erase(it);
+    }
+
+    return true;
+}
+
 void CTxMemPool::removeUnchecked(txiter it)
 {
     const uint256 hash = it->GetTx().GetHash();
@@ -435,6 +574,8 @@ void CTxMemPool::removeUnchecked(txiter it)
     mapTx.erase(it);
     nTransactionsUpdated++;
     minerPolicyEstimator->removeTx(hash);
+    removeAddressIndex(hash);
+    removeSpentIndex(hash);
 }
 
 // Calculates descendants of entry that are not already in setDescendants, and adds to

src/txmempool.h

@@ -9,6 +9,8 @@
 #include <list>
 #include <set>
 
+#include "addressindex.h"
+#include "spentindex.h"
 #include "amount.h"
 #include "coins.h"
 #include "primitives/transaction.h"
@@ -420,6 +422,18 @@ private:
     typedef std::map<txiter, TxLinks, CompareIteratorByHash> txlinksMap;
     txlinksMap mapLinks;
 
+    typedef std::map<CMempoolAddressDeltaKey, CMempoolAddressDelta, CMempoolAddressDeltaKeyCompare> addressDeltaMap;
+    addressDeltaMap mapAddress;
+
+    typedef std::map<uint256, std::vector<CMempoolAddressDeltaKey> > addressDeltaMapInserted;
+    addressDeltaMapInserted mapAddressInserted;
+
+    typedef std::map<CSpentIndexKey, CSpentIndexValue, CSpentIndexKeyCompare> mapSpentIndex;
+    mapSpentIndex mapSpent;
+
+    typedef std::map<uint256, std::vector<CSpentIndexKey> > mapSpentIndexInserted;
+    mapSpentIndexInserted mapSpentInserted;
+
     void UpdateParent(txiter entry, txiter parent, bool add);
     void UpdateChild(txiter entry, txiter child, bool add);
 
@@ -451,6 +465,15 @@ public:
     bool addUnchecked(const uint256& hash, const CTxMemPoolEntry &entry, bool fCurrentEstimate = true);
     bool addUnchecked(const uint256& hash, const CTxMemPoolEntry &entry, setEntries &setAncestors, bool fCurrentEstimate = true);
 
+    void addAddressIndex(const CTxMemPoolEntry &entry, const CCoinsViewCache &view);
+    bool getAddressIndex(std::vector<std::pair<uint160, int> > &addresses,
+                         std::vector<std::pair<CMempoolAddressDeltaKey, CMempoolAddressDelta> > &results);
+    bool removeAddressIndex(const uint256 txhash);
+
+    void addSpentIndex(const CTxMemPoolEntry &entry, const CCoinsViewCache &view);
+    bool getSpentIndex(CSpentIndexKey &key, CSpentIndexValue &value);
+    bool removeSpentIndex(const uint256 txhash);
+
     void remove(const CTransaction &tx, std::list<CTransaction>& removed, bool fRecursive = false);
     void removeForReorg(const CCoinsViewCache *pcoins, unsigned int nMemPoolHeight, int flags);
     void removeConflicts(const CTransaction &tx, std::list<CTransaction>& removed);