Merge remote-tracking branch 'ethereum/conversion' into conversion

Godeps/Godeps.json

@@ -22,8 +22,8 @@
 		},
 		{
 			"ImportPath": "github.com/ethereum/ethash",
-			"Comment": "v23-12-g149261a",
-			"Rev": "149261a5d7cafc3943cbcf1d370082ec70d81e8b"
+			"Comment": "v23.1-26-g934bb4f",
+			"Rev": "934bb4f5060ab69d96fb6eba4b9a57facc4e160b"
 		},
 		{
 			"ImportPath": "github.com/ethereum/serpent-go",

Godeps/_workspace/src/github.com/ethereum/ethash/ethash.go

@@ -31,8 +31,8 @@ import (
 	"time"
 	"unsafe"
 
-	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/crypto"
 	"github.com/ethereum/go-ethereum/logger"
 	"github.com/ethereum/go-ethereum/pow"
 )
@@ -85,7 +85,7 @@ func makeParamsAndCache(chainManager pow.ChainManager, blockNum uint64) (*Params
 		Epoch:  blockNum / epochLength,
 	}
 	C.ethash_params_init(paramsAndCache.params, C.uint32_t(uint32(blockNum)))
-	paramsAndCache.cache.mem = C.malloc(paramsAndCache.params.cache_size)
+	paramsAndCache.cache.mem = C.malloc(C.size_t(paramsAndCache.params.cache_size))
 
 	seedHash, err := GetSeedHash(blockNum)
 	if err != nil {
@@ -118,7 +118,7 @@ func (pow *Ethash) UpdateCache(force bool) error {
 
 func makeDAG(p *ParamsAndCache) *DAG {
 	d := &DAG{
-		dag:            C.malloc(p.params.full_size),
+		dag:            C.malloc(C.size_t(p.params.full_size)),
 		file:           false,
 		paramsAndCache: p,
 	}
@@ -360,8 +360,7 @@ func (pow *Ethash) Search(block pow.Block, stop <-chan struct{}) (uint64, []byte
 }
 
 func (pow *Ethash) Verify(block pow.Block) bool {
-
-	return pow.verify(block.HashNoNonce(), block.MixDigest(), block.Difficulty(), block.NumberU64(), block.Nonce())
+	return pow.verify(block.HashNoNonce().Bytes(), block.MixDigest().Bytes(), block.Difficulty(), block.NumberU64(), block.Nonce())
 }
 
 func (pow *Ethash) verify(hash []byte, mixDigest []byte, difficulty *big.Int, blockNum uint64, nonce uint64) bool {

Godeps/_workspace/src/github.com/ethereum/ethash/js/cache_sizes.js

@@ -0,0 +1,329 @@
+module.exports = [
+16776896, 16907456, 17039296, 17170112, 17301056, 17432512, 17563072,
+        17693888, 17824192, 17955904, 18087488, 18218176, 18349504, 18481088,
+        18611392, 18742336, 18874304, 19004224, 19135936, 19267264, 19398208,
+        19529408, 19660096, 19791424, 19922752, 20053952, 20184896, 20315968,
+        20446912, 20576576, 20709184, 20840384, 20971072, 21102272, 21233216,
+        21364544, 21494848, 21626816, 21757376, 21887552, 22019392, 22151104,
+        22281536, 22412224, 22543936, 22675264, 22806464, 22935872, 23068096,
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+        284163136, 284294848, 284426176, 284556992, 284687296, 284819264,
+        284950208, 285081536
+];

Godeps/_workspace/src/github.com/ethereum/ethash/js/dag_sizes.js

@@ -0,0 +1,412 @@
+module.exports = [
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+        6652164224, 6660552832, 6668941952, 6677330048, 6685719424,
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+        6861880448, 6870269312, 6878655104, 6887046272, 6895433344,
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+        6987709312, 6996093824, 7004487296, 7012875392, 7021258624,
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+        17683178368, 17691573376, 17699962496, 17708350592, 17716739968,
+        17725126528, 17733517184, 17741898112, 17750293888, 17758673024,
+        17767070336, 17775458432, 17783848832, 17792236928, 17800625536,
+        17809012352, 17817402752, 17825785984, 17834178944, 17842563968,
+        17850955648, 17859344512, 17867732864, 17876119424, 17884511872,
+        17892900224, 17901287296, 17909677696, 17918058112, 17926451072,
+        17934843776, 17943230848, 17951609216, 17960008576, 17968397696,
+        17976784256, 17985175424, 17993564032, 18001952128, 18010339712,
+        18018728576, 18027116672, 18035503232, 18043894144, 18052283264,
+        18060672128, 18069056384, 18077449856, 18085837184, 18094225792,
+        18102613376, 18111004544, 18119388544, 18127781248, 18136170368,
+        18144558976, 18152947328, 18161336192, 18169724288, 18178108544,
+        18186498944, 18194886784, 18203275648, 18211666048, 18220048768,
+        18228444544, 18236833408, 18245220736
+];

Godeps/_workspace/src/github.com/ethereum/ethash/js/ethash.js

@@ -7,184 +7,192 @@
 
 var Keccak = require('./keccak');
 var util = require('./util');
+var ethUtil = require('ethereumjs-util');
 
 // 32-bit unsigned modulo
-function mod32(x, n)
-{
-	return (x>>>0) % (n>>>0);
+function mod32(x, n) {
+  return (x >>> 0) % (n >>> 0);
 }
 
-function fnv(x, y)
-{
-	// js integer multiply by 0x01000193 will lose precision
-	return ((x*0x01000000 | 0) + (x*0x193 | 0)) ^ y;	
+function fnv(x, y) {
+  // js integer multiply by 0x01000193 will lose precision
+  return ((x * 0x01000000 | 0) + (x * 0x193 | 0)) ^ y;
 }
 
-function computeCache(params, seedWords)
-{
-	var cache = new Uint32Array(params.cacheSize >> 2);
-	var cacheNodeCount = params.cacheSize >> 6;
-
-	// Initialize cache
-	var keccak = new Keccak();
-	keccak.digestWords(cache, 0, 16, seedWords, 0, seedWords.length);
-	for (var n = 1; n < cacheNodeCount; ++n)
-	{
-		keccak.digestWords(cache, n<<4, 16, cache, (n-1)<<4, 16);
-	}
-	
-	var tmp = new Uint32Array(16);
-	
-	// Do randmemohash passes
-	for (var r = 0; r < params.cacheRounds; ++r)
-	{
-		for (var n = 0; n < cacheNodeCount; ++n)
-		{
-			var p0 = mod32(n + cacheNodeCount - 1, cacheNodeCount) << 4;
-			var p1 = mod32(cache[n<<4|0], cacheNodeCount) << 4;
-			
-			for (var w = 0; w < 16; w=(w+1)|0)
-			{
-				tmp[w] = cache[p0 | w] ^ cache[p1 | w];
-			}
-			
-			keccak.digestWords(cache, n<<4, 16, tmp, 0, tmp.length);
-		}
-	}	
-	return cache;
+function computeCache(params, seedWords) {
+  var cache = new Uint32Array(params.cacheSize >> 2);
+  var cacheNodeCount = params.cacheSize >> 6;
+
+  // Initialize cache
+  var keccak = new Keccak();
+  keccak.digestWords(cache, 0, 16, seedWords, 0, seedWords.length);
+  for (var n = 1; n < cacheNodeCount; ++n) {
+    keccak.digestWords(cache, n << 4, 16, cache, (n - 1) << 4, 16);
+  }
+
+  var tmp = new Uint32Array(16);
+
+  // Do randmemohash passes
+  for (var r = 0; r < params.cacheRounds; ++r) {
+    for (var n = 0; n < cacheNodeCount; ++n) {
+      var p0 = mod32(n + cacheNodeCount - 1, cacheNodeCount) << 4;
+      var p1 = mod32(cache[n << 4 | 0], cacheNodeCount) << 4;
+
+      for (var w = 0; w < 16; w = (w + 1) | 0) {
+        tmp[w] = cache[p0 | w] ^ cache[p1 | w];
+      }
+
+      keccak.digestWords(cache, n << 4, 16, tmp, 0, tmp.length);
+    }
+  }
+  return cache;
 }
 
-function computeDagNode(o_node, params, cache, keccak, nodeIndex)
-{
-	var cacheNodeCount = params.cacheSize >> 6;
-	var dagParents = params.dagParents;
-	
-	var c = (nodeIndex % cacheNodeCount) << 4;
-	var mix = o_node;
-	for (var w = 0; w < 16; ++w)
-	{
-		mix[w] = cache[c|w];
-	}
-	mix[0] ^= nodeIndex;
-	keccak.digestWords(mix, 0, 16, mix, 0, 16);
-	
-	for (var p = 0; p < dagParents; ++p)
-	{
-		// compute cache node (word) index
-		c = mod32(fnv(nodeIndex ^ p, mix[p&15]), cacheNodeCount) << 4;
-		
-		for (var w = 0; w < 16; ++w)
-		{
-			mix[w] = fnv(mix[w], cache[c|w]);
-		}
-	}
-	
-	keccak.digestWords(mix, 0, 16, mix, 0, 16);
+function computeDagNode(o_node, params, cache, keccak, nodeIndex) {
+  var cacheNodeCount = params.cacheSize >> 6;
+  var dagParents = params.dagParents;
+
+  var c = (nodeIndex % cacheNodeCount) << 4;
+  var mix = o_node;
+  for (var w = 0; w < 16; ++w) {
+    mix[w] = cache[c | w];
+  }
+  mix[0] ^= nodeIndex;
+  keccak.digestWords(mix, 0, 16, mix, 0, 16);
+
+  for (var p = 0; p < dagParents; ++p) {
+    // compute cache node (word) index
+    c = mod32(fnv(nodeIndex ^ p, mix[p & 15]), cacheNodeCount) << 4;
+
+    for (var w = 0; w < 16; ++w) {
+      mix[w] = fnv(mix[w], cache[c | w]);
+    }
+  }
+
+  keccak.digestWords(mix, 0, 16, mix, 0, 16);
 }
 
-function computeHashInner(mix, params, cache, keccak, tempNode)
-{
-	var mixParents = params.mixParents|0;
-	var mixWordCount = params.mixSize >> 2;
-	var mixNodeCount = mixWordCount >> 4;
-	var dagPageCount = (params.dagSize / params.mixSize) >> 0;
-	
-	// grab initial first word
-	var s0 = mix[0];
-	
-	// initialise mix from initial 64 bytes
-	for (var w = 16; w < mixWordCount; ++w)
-	{
-		mix[w] = mix[w & 15];
-	}
-	
-	for (var a = 0; a < mixParents; ++a)
-	{
-		var p = mod32(fnv(s0 ^ a, mix[a & (mixWordCount-1)]), dagPageCount);
-		var d = (p * mixNodeCount)|0;
-		
-		for (var n = 0, w = 0; n < mixNodeCount; ++n, w += 16)
-		{
-			computeDagNode(tempNode, params, cache, keccak, (d + n)|0);
-			
-			for (var v = 0; v < 16; ++v)
-			{
-				mix[w|v] = fnv(mix[w|v], tempNode[v]);
-			}
-		}
-	}
+function computeHashInner(mix, params, cache, keccak, tempNode) {
+  var mixParents = params.mixParents | 0;
+  var mixWordCount = params.mixSize >> 2;
+  var mixNodeCount = mixWordCount >> 4;
+  var dagPageCount = (params.dagSize / params.mixSize) >> 0;
+
+  // grab initial first word
+  var s0 = mix[0];
+
+  // initialise mix from initial 64 bytes
+  for (var w = 16; w < mixWordCount; ++w) {
+    mix[w] = mix[w & 15];
+  }
+
+  for (var a = 0; a < mixParents; ++a) {
+    var p = mod32(fnv(s0 ^ a, mix[a & (mixWordCount - 1)]), dagPageCount);
+    var d = (p * mixNodeCount) | 0;
+
+    for (var n = 0, w = 0; n < mixNodeCount; ++n, w += 16) {
+      computeDagNode(tempNode, params, cache, keccak, (d + n) | 0);
+
+      for (var v = 0; v < 16; ++v) {
+        mix[w | v] = fnv(mix[w | v], tempNode[v]);
+      }
+    }
+  }
 }
 
-function convertSeed(seed)
-{
-	// todo, reconcile with spec, byte ordering?
-	// todo, big-endian conversion
-	var newSeed = util.toWords(seed);
-	if (newSeed === null)
-		throw Error("Invalid seed '" + seed + "'");
-	return newSeed;
+function convertSeed(seed) {
+  // todo, reconcile with spec, byte ordering?
+  // todo, big-endian conversion
+  var newSeed = util.toWords(seed);
+  if (newSeed === null)
+    throw Error("Invalid seed '" + seed + "'");
+  return newSeed;
 }
 
-exports.defaultParams = function()
-{
-	return {
-		cacheSize: 1048384,
-		cacheRounds: 3,
-		dagSize: 1073739904,
-		dagParents: 256,
-		mixSize: 128,
-		mixParents: 64,
-	};
+var params = exports.params = {
+  REVISION: 23,
+  DATASET_BYTES_INIT: 1073741824,
+  DATASET_BYTES_GROWTH: 8388608,
+  CACHE_BYTES_INIT: 1073741824,
+  CACHE_BYTES_GROWTH: 131072,
+  EPOCH_LENGTH: 30000,
+  MIX_BYTES: 128,
+  HASH_BYTES: 64,
+  DATASET_PARENTS: 256,
+  CACHE_ROUNDS: 3,
+  ACCESSES: 64
+};
+
+var cache_sizes = require('./cache_sizes');
+var dag_sizes = require('./dag_sizes');
+
+exports.calcSeed = function(blockNum) {
+  var epoch;
+
+  var seed = new Uint8Array(32);
+
+  if (blockNum > cache_sizes.length * params.EPOCH_LENGTH) {
+    return new Error('Time to upgrade to POS!!!');
+  } else {
+    epoch = Math.floor(blockNum / params.EPOCH_LENGTH);
+
+    for (var i = 0; i < epoch; i++) {
+      seed = ethUtil.sha3(new Buffer(seed));
+    }
+    return seed;
+  }
 };
 
-exports.Ethash = function(params, seed)
-{
-	// precompute cache and related values
-	seed = convertSeed(seed);
-	var cache = computeCache(params, seed);
-	
-	// preallocate buffers/etc
-	var initBuf = new ArrayBuffer(96);
-	var initBytes = new Uint8Array(initBuf);
-	var initWords = new Uint32Array(initBuf);
-	var mixWords = new Uint32Array(params.mixSize / 4);
-	var tempNode = new Uint32Array(16);
-	var keccak = new Keccak();
-	
-	var retWords = new Uint32Array(8);
-	var retBytes = new Uint8Array(retWords.buffer); // supposedly read-only
-	
-	this.hash = function(header, nonce)
-	{
-		// compute initial hash
-		initBytes.set(header, 0);
-		initBytes.set(nonce, 32);
-		keccak.digestWords(initWords, 0, 16, initWords, 0, 8 + nonce.length/4);
-		
-		// compute mix
-		for (var i = 0; i != 16; ++i)
-		{
-			mixWords[i] = initWords[i];
-		}
-		computeHashInner(mixWords, params, cache, keccak, tempNode);
-		
-		// compress mix and append to initWords
-		for (var i = 0; i != mixWords.length; i += 4)
-		{
-			initWords[16 + i/4] = fnv(fnv(fnv(mixWords[i], mixWords[i+1]), mixWords[i+2]), mixWords[i+3]);
-		}
-			
-		// final Keccak hashes
-		keccak.digestWords(retWords, 0, 8, initWords, 0, 24); // Keccak-256(s + cmix)
-		return retBytes;
-	};
-	
-	this.cacheDigest = function()
-	{
-		return keccak.digest(32, new Uint8Array(cache.buffer));
-	};
+exports.defaultParams = function() {
+  return {
+    cacheSize: 1048384,
+    cacheRounds: 3,
+    dagSize: 1073739904,
+    dagParents: 256,
+    mixSize: 128,
+    mixParents: 64
+  };
 };
 
+exports.Ethash = function(params, seed) {
+  // precompute cache and related values
+  // seed = convertSeed(seed);
+  var cache = computeCache(params, seed);
+
+  // preallocate buffers/etc
+  var initBuf = new ArrayBuffer(96);
+  var initBytes = new Uint8Array(initBuf);
+  var initWords = new Uint32Array(initBuf);
+  var mixWords = new Uint32Array(params.mixSize / 4);
+  var tempNode = new Uint32Array(16);
+  var keccak = new Keccak();
+
+  var retWords = new Uint32Array(8);
+  var retBytes = new Uint8Array(retWords.buffer); // supposedly read-only
 
+  this.hash = function(header, nonce) {
+    // compute initial hash
+    initBytes.set(header, 0);
+    initBytes.set(nonce, 32);
+    keccak.digestWords(initWords, 0, 16, initWords, 0, 8 + nonce.length / 4);
 
+    // compute mix
+    for (var i = 0; i !== 16; ++i) {
+      mixWords[i] = initWords[i];
+    }
+    computeHashInner(mixWords, params, cache, keccak, tempNode);
 
+    // compress mix and append to initWords
+    for (var i = 0; i !== mixWords.length; i += 4) {
+      initWords[16 + i / 4] = fnv(fnv(fnv(mixWords[i], mixWords[i + 1]), mixWords[i + 2]), mixWords[i + 3]);
+    }
+
+    // final Keccak hashes
+    keccak.digestWords(retWords, 0, 8, initWords, 0, 24); // Keccak-256(s + cmix)
+    return retBytes;
+  };
+
+  this.cacheDigest = function() {
+    return keccak.digest(32, new Uint8Array(cache.buffer));
+  };
+};

Godeps/_workspace/src/github.com/ethereum/ethash/js/package.json

@@ -0,0 +1,21 @@
+{
+  "name": "ethash.js",
+  "version": "0.0.1",
+  "description": "",
+  "main": "ethash.js",
+  "scripts": {
+    "test": "node ./test/test.js"
+  },
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/ethereum/ethash/tree/master/js"
+  },
+  "keywords": [
+    "ethereum"
+  ],
+  "author": "",
+  "license": "mit",
+  "devDependencies": {
+    "ethereum-tests": "0.0.5"
+  }
+}

Godeps/_workspace/src/github.com/ethereum/ethash/js/test/seedHash.js

@@ -0,0 +1,48 @@
+var tape = require('tape');
+const ethash = require('../ethash.js');
+
+tape('seed hash', function(t) {
+
+  t.test('seed should match TRUTH', function(st) {
+    const seed = '290decd9548b62a8d60345a988386fc84ba6bc95484008f6362f93160ef3e563';
+    const blockNum = 30000;
+
+    var r = new Buffer(ethash.calcSeed(blockNum));
+    st.equal(r.toString('hex'), seed);
+
+    st.end();
+  });
+
+  t.test('seed should match TRUTH2', function(st) {
+    const seed = '510e4e770828ddbf7f7b00ab00a9f6adaf81c0dc9cc85f1f8249c256942d61d9';
+    const blockNum = 60000;
+
+    var r = new Buffer(ethash.calcSeed(blockNum));
+    st.equal(r.toString('hex'), seed);
+
+    st.end();
+  });
+
+  t.test('seed should match TRUTH3', function(st) {
+    const seed = '510e4e770828ddbf7f7b00ab00a9f6adaf81c0dc9cc85f1f8249c256942d61d9';
+    const blockNum = 60700;
+
+    var r = new Buffer(ethash.calcSeed(blockNum));
+    st.equal(r.toString('hex'), seed);
+
+    st.end();
+  });
+
+  t.test('randomized tests', function(st) {
+    for (var i = 0; i < 100; i++) {
+      var x = Math.floor(ethash.params.EPOCH_LENGTH * 2048 * Math.random());
+      st.equal(ethash.calcSeed(x).toString('hex'), ethash.calcSeed(Math.floor(x / ethash.params.EPOCH_LENGTH) * ethash.params.EPOCH_LENGTH ).toString('hex'));
+    }
+    st.end();
+  });
+  // '510e4e770828ddbf7f7b00ab00a9f6adaf81c0dc9cc85f1f8249c256942d61d9'
+  // [7:13:32 PM] Matthew Wampler-Doty: >>> x = randint(0,700000)
+  // 
+  // >>> pyethash.get_seedhash(x).encode('hex') == pyethash.get_seedhash((x // pyethash.EPOCH_LENGTH) * pyethash.EPOCH_LENGTH).encode('hex')
+
+});

Godeps/_workspace/src/github.com/ethereum/ethash/js/test.js → Godeps/_workspace/src/github.com/ethereum/ethash/js/test/test.js

@@ -4,9 +4,9 @@
 /*jslint node: true, shadow:true */
 "use strict";
 
-var ethash = require('./ethash');
-var util = require('./util');
-var Keccak = require('./keccak');
+var ethash = require('../ethash');
+var util = require('../util');
+var Keccak = require('../keccak');
 
 // sanity check hash functions
 var src = util.stringToBytes("");
@@ -31,23 +31,22 @@ var ethashParams = ethash.defaultParams();
 var seed = util.hexStringToBytes("9410b944535a83d9adf6bbdcc80e051f30676173c16ca0d32d6f1263fc246466")
 var startTime = new Date().getTime();
 var hasher = new ethash.Ethash(ethashParams, seed);
-console.log('Ethash startup took: '+(new Date().getTime() - startTime) + "ms");
+console.log('Ethash startup took: ' + (new Date().getTime() - startTime) + "ms");
 console.log('Ethash cache hash: ' + util.bytesToHexString(hasher.cacheDigest()));
 
 var testHexString = "c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470";
 if (testHexString != util.bytesToHexString(util.hexStringToBytes(testHexString)))
-	throw Error("bytesToHexString or hexStringToBytes broken");
+  throw Error("bytesToHexString or hexStringToBytes broken");
+
 
-		
 var header = util.hexStringToBytes("c5d2460186f7233c927e7db2dcc703c0e500b653ca82273b7bfad8045d85a470");
 var nonce = util.hexStringToBytes("0000000000000000");
 var hash;
 
 startTime = new Date().getTime();
 var trials = 10;
-for (var i = 0; i < trials; ++i)
-{
-	hash = hasher.hash(header, nonce);
+for (var i = 0; i < trials; ++i) {
+  hash = hasher.hash(header, nonce);
 }
-console.log("Light client hashes averaged: " + (new Date().getTime() - startTime)/trials + "ms");
+console.log("Light client hashes averaged: " + (new Date().getTime() - startTime) / trials + "ms");
 console.log("Hash = " + util.bytesToHexString(hash));

Godeps/_workspace/src/github.com/ethereum/ethash/setup.py

@@ -25,9 +25,9 @@ setup (
        author = "Matthew Wampler-Doty",
        author_email = "matthew.wampler.doty@gmail.com",
        license = 'GPL',
-       version = '23',
+       version = '23.1',
        url = 'https://github.com/ethereum/ethash',
-       download_url = 'https://github.com/ethereum/ethash/tarball/v23',
+       download_url = 'https://github.com/ethereum/ethash/tarball/v23.1',
        description = 'Python wrappers for ethash, the ethereum proof of work hashing function',
        ext_modules = [pyethash],
       )

Godeps/_workspace/src/github.com/ethereum/ethash/src/libethash/data_sizes.h

@@ -48,7 +48,7 @@ extern "C" {
 //             Sow[i*HashBytes]; j++]]]][[2]][[1]]
 
 
-static const size_t dag_sizes[2048] = {
+static const uint64_t dag_sizes[2048] = {
         1073739904U, 1082130304U, 1090514816U, 1098906752U, 1107293056U,
         1115684224U, 1124070016U, 1132461952U, 1140849536U, 1149232768U,
         1157627776U, 1166013824U, 1174404736U, 1182786944U, 1191180416U,
@@ -477,7 +477,7 @@ static const size_t dag_sizes[2048] = {
 //         While[! PrimeQ[i], i--];
 //         Sow[i*HashBytes]; j++]]]][[2]][[1]]
 
-const size_t cache_sizes[2048] = {
+const uint64_t cache_sizes[2048] = {
         16776896U, 16907456U, 17039296U, 17170112U, 17301056U, 17432512U, 17563072U,
         17693888U, 17824192U, 17955904U, 18087488U, 18218176U, 18349504U, 18481088U,
         18611392U, 18742336U, 18874304U, 19004224U, 19135936U, 19267264U, 19398208U,

Godeps/_workspace/src/github.com/ethereum/ethash/src/libethash/ethash.h

@@ -43,8 +43,8 @@ extern "C" {
 #endif
 
 typedef struct ethash_params {
-    size_t full_size;               // Size of full data set (in bytes, multiple of mix size (128)).
-    size_t cache_size;              // Size of compute cache (in bytes, multiple of node size (64)).
+    uint64_t full_size;               // Size of full data set (in bytes, multiple of mix size (128)).
+    uint64_t cache_size;              // Size of compute cache (in bytes, multiple of node size (64)).
 } ethash_params;
 
 typedef struct ethash_return_value {
@@ -52,45 +52,52 @@ typedef struct ethash_return_value {
     uint8_t mix_hash[32];
 } ethash_return_value;
 
-size_t ethash_get_datasize(const uint32_t block_number);
-size_t ethash_get_cachesize(const uint32_t block_number);
+uint64_t ethash_get_datasize(const uint32_t block_number);
+uint64_t ethash_get_cachesize(const uint32_t block_number);
 
-// initialize the parameters
-static inline void ethash_params_init(ethash_params *params, const uint32_t block_number) {
+// Initialize the Parameters
+static inline int ethash_params_init(ethash_params *params, const uint32_t block_number) {
     params->full_size = ethash_get_datasize(block_number);
+    if (params->full_size == 0)
+        return 0;
+
     params->cache_size = ethash_get_cachesize(block_number);
+    if (params->cache_size == 0)
+        return 0;
+
+    return 1;
 }
 
 typedef struct ethash_cache {
     void *mem;
 } ethash_cache;
 
-void ethash_mkcache(ethash_cache *cache, ethash_params const *params, const uint8_t seed[32]);
-void ethash_compute_full_data(void *mem, ethash_params const *params, ethash_cache const *cache);
-void ethash_full(ethash_return_value *ret, void const *full_mem, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce);
-void ethash_light(ethash_return_value *ret, ethash_cache const *cache, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce);
+int ethash_mkcache(ethash_cache *cache, ethash_params const *params, const uint8_t seed[32]);
+int ethash_compute_full_data(void *mem, ethash_params const *params, ethash_cache const *cache);
+int ethash_full(ethash_return_value *ret, void const *full_mem, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce);
+int ethash_light(ethash_return_value *ret, ethash_cache const *cache, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce);
 void ethash_get_seedhash(uint8_t seedhash[32], const uint32_t block_number);
 
-static inline void ethash_prep_light(void *cache, ethash_params const *params, const uint8_t seed[32]) {
+static inline int ethash_prep_light(void *cache, ethash_params const *params, const uint8_t seed[32]) {
     ethash_cache c;
     c.mem = cache;
-    ethash_mkcache(&c, params, seed);
+    return ethash_mkcache(&c, params, seed);
 }
 
-static inline void ethash_compute_light(ethash_return_value *ret, void const *cache, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce) {
+static inline int ethash_compute_light(ethash_return_value *ret, void const *cache, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce) {
     ethash_cache c;
     c.mem = (void *) cache;
-    ethash_light(ret, &c, params, header_hash, nonce);
+    return ethash_light(ret, &c, params, header_hash, nonce);
 }
 
-static inline void ethash_prep_full(void *full, ethash_params const *params, void const *cache) {
+static inline int ethash_prep_full(void *full, ethash_params const *params, void const *cache) {
     ethash_cache c;
     c.mem = (void *) cache;
-    ethash_compute_full_data(full, params, &c);
+    return ethash_compute_full_data(full, params, &c);
 }
 
-static inline void ethash_compute_full(ethash_return_value *ret, void const *full, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce) {
-    ethash_full(ret, full, params, header_hash, nonce);
+static inline int ethash_compute_full(ethash_return_value *ret, void const *full, ethash_params const *params, const uint8_t header_hash[32], const uint64_t nonce) {
+    return ethash_full(ret, full, params, header_hash, nonce);
 }
 
 // Returns if hash is less than or equal to difficulty

Godeps/_workspace/src/github.com/ethereum/ethash/src/libethash/internal.c

@@ -20,7 +20,6 @@
 * @date 2015
 */
 
-#include <assert.h>
 #include <inttypes.h>
 #include <stddef.h>
 #include "ethash.h"
@@ -29,6 +28,9 @@
 #include "internal.h"
 #include "data_sizes.h"
 
+// Inline assembly doesn't work
+#define ENABLE_SSE 0
+
 #ifdef WITH_CRYPTOPP
 
 #include "sha3_cryptopp.h"
@@ -37,24 +39,29 @@
 #include "sha3.h"
 #endif // WITH_CRYPTOPP
 
-size_t ethash_get_datasize(const uint32_t block_number) {
-    assert(block_number / EPOCH_LENGTH < 2048);
+uint64_t ethash_get_datasize(const uint32_t block_number) {
+    if (block_number / EPOCH_LENGTH >= 2048)
+        return 0;
     return dag_sizes[block_number / EPOCH_LENGTH];
 }
 
-size_t ethash_get_cachesize(const uint32_t block_number) {
-    assert(block_number / EPOCH_LENGTH < 2048);
+uint64_t ethash_get_cachesize(const uint32_t block_number) {
+    if (block_number / EPOCH_LENGTH >= 2048)
+        return 0;
     return cache_sizes[block_number / EPOCH_LENGTH];
 }
 
 // Follows Sergio's "STRICT MEMORY HARD HASHING FUNCTIONS" (2014)
 // https://bitslog.files.wordpress.com/2013/12/memohash-v0-3.pdf
 // SeqMemoHash(s, R, N)
-void static ethash_compute_cache_nodes(
+int static ethash_compute_cache_nodes(
         node *const nodes,
         ethash_params const *params,
         const uint8_t seed[32]) {
-    assert((params->cache_size % sizeof(node)) == 0);
+
+    if ((params->cache_size % sizeof(node)) != 0)
+        return 0;
+
     uint32_t const num_nodes = (uint32_t) (params->cache_size / sizeof(node));
 
     SHA3_512(nodes[0].bytes, seed, 32);
@@ -82,22 +89,27 @@ void static ethash_compute_cache_nodes(
         nodes->words[w] = fix_endian32(nodes->words[w]);
     }
 #endif
+
+    return 1;
 }
 
-void ethash_mkcache(
+int ethash_mkcache(
         ethash_cache *cache,
         ethash_params const *params,
         const uint8_t seed[32]) {
     node *nodes = (node *) cache->mem;
-    ethash_compute_cache_nodes(nodes, params, seed);
+    return ethash_compute_cache_nodes(nodes, params, seed);
 }
 
-void ethash_calculate_dag_item(
+int ethash_calculate_dag_item(
         node *const ret,
-        const unsigned node_index,
+        const uint64_t node_index,
         const struct ethash_params *params,
         const struct ethash_cache *cache) {
 
+    if (params->cache_size % sizeof(node) != 0)
+        return 0;
+
     uint32_t num_parent_nodes = (uint32_t) (params->cache_size / sizeof(node));
     node const *cache_nodes = (node const *) cache->mem;
     node const *init = &cache_nodes[node_index % num_parent_nodes];
@@ -145,23 +157,58 @@ void ethash_calculate_dag_item(
     }
 
     SHA3_512(ret->bytes, ret->bytes, sizeof(node));
+    return 1;
 }
 
-void ethash_compute_full_data(
+int ethash_compute_full_data(
         void *mem,
         ethash_params const *params,
         ethash_cache const *cache) {
-    assert((params->full_size % (sizeof(uint32_t) * MIX_WORDS)) == 0);
-    assert((params->full_size % sizeof(node)) == 0);
+
+    if ((params->full_size % (sizeof(uint32_t) * MIX_WORDS)) != 0)
+        return 0;
+
+    if ((params->full_size % sizeof(node)) != 0)
+        return 0;
+
+    node *full_nodes = mem;
+
+    // now compute full nodes
+    for (uint64_t n = 0; n != (params->full_size / sizeof(node)); ++n) {
+        ethash_calculate_dag_item(&(full_nodes[n]), n, params, cache);
+    }
+    return 1;
+}
+
+int ethash_compute_full_data_section(
+        void *mem,
+        ethash_params const *params,
+        ethash_cache const *cache,
+        uint64_t const start,
+        uint64_t const end) {
+
+    if ((params->full_size % (sizeof(uint32_t) * MIX_WORDS)) != 0)
+        return 0;
+
+    if ((params->full_size % sizeof(node)) != 0)
+        return 0;
+
+    if (end >= params->full_size)
+        return 0;
+
+    if (start >= end)
+        return 0;
+
     node *full_nodes = mem;
 
     // now compute full nodes
-    for (unsigned n = 0; n != (params->full_size / sizeof(node)); ++n) {
+    for (uint64_t n = start; n != end; ++n) {
         ethash_calculate_dag_item(&(full_nodes[n]), n, params, cache);
     }
+    return 1;
 }
 
-static void ethash_hash(
+static int ethash_hash(
         ethash_return_value *ret,
         node const *full_nodes,
         ethash_cache const *cache,
@@ -169,10 +216,10 @@ static void ethash_hash(
         const uint8_t header_hash[32],
         const uint64_t nonce) {
 
-    assert((params->full_size % MIX_WORDS) == 0);
+    if ((params->full_size % MIX_WORDS) != 0)
+        return 0;
 
     // pack hash and nonce together into first 40 bytes of s_mix
-    assert(sizeof(node) * 8 == 512);
     node s_mix[MIX_NODES + 1];
     memcpy(s_mix[0].bytes, header_hash, 32);
 
@@ -254,6 +301,7 @@ static void ethash_hash(
     memcpy(ret->mix_hash, mix->bytes, 32);
     // final Keccak hash
     SHA3_256(ret->result, s_mix->bytes, 64 + 32); // Keccak-256(s + compressed_mix)
+    return 1;
 }
 
 void ethash_quick_hash(
@@ -291,10 +339,10 @@ int ethash_quick_check_difficulty(
     return ethash_check_difficulty(return_hash, difficulty);
 }
 
-void ethash_full(ethash_return_value *ret, void const *full_mem, ethash_params const *params, const uint8_t previous_hash[32], const uint64_t nonce) {
-    ethash_hash(ret, (node const *) full_mem, NULL, params, previous_hash, nonce);
+int ethash_full(ethash_return_value *ret, void const *full_mem, ethash_params const *params, const uint8_t previous_hash[32], const uint64_t nonce) {
+    return ethash_hash(ret, (node const *) full_mem, NULL, params, previous_hash, nonce);
 }
 
-void ethash_light(ethash_return_value *ret, ethash_cache const *cache, ethash_params const *params, const uint8_t previous_hash[32], const uint64_t nonce) {
-    ethash_hash(ret, NULL, cache, params, previous_hash, nonce);
+int ethash_light(ethash_return_value *ret, ethash_cache const *cache, ethash_params const *params, const uint8_t previous_hash[32], const uint64_t nonce) {
+    return ethash_hash(ret, NULL, cache, params, previous_hash, nonce);
 }

Godeps/_workspace/src/github.com/ethereum/ethash/src/libethash/internal.h

@@ -30,9 +30,9 @@ typedef union node {
 
 } node;
 
-void ethash_calculate_dag_item(
+int ethash_calculate_dag_item(
         node *const ret,
-        const unsigned node_index,
+        const uint64_t node_index,
         ethash_params const *params,
         ethash_cache const *cache
 );

Godeps/_workspace/src/github.com/ethereum/ethash/src/python/core.c

@@ -58,7 +58,7 @@ mkcache_bytes(PyObject *self, PyObject *args) {
     }
 
     ethash_params params;
-    params.cache_size = (size_t) cache_size;
+    params.cache_size = (uint64_t) cache_size;
     ethash_cache cache;
     cache.mem = malloc(cache_size);
     ethash_mkcache(&cache, &params, (uint8_t *) seed);
@@ -92,8 +92,8 @@ calc_dataset_bytes(PyObject *self, PyObject *args) {
     }
 
     ethash_params params;
-    params.cache_size = (size_t) cache_size;
-    params.full_size = (size_t) full_size;
+    params.cache_size = (uint64_t) cache_size;
+    params.full_size = (uint64_t) full_size;
     ethash_cache cache;
     cache.mem = (void *) cache_bytes;
     void *mem = malloc(params.full_size);
@@ -138,8 +138,8 @@ hashimoto_light(PyObject *self, PyObject *args) {
 
     ethash_return_value out;
     ethash_params params;
-    params.cache_size = (size_t) cache_size;
-    params.full_size = (size_t) full_size;
+    params.cache_size = (uint64_t) cache_size;
+    params.full_size = (uint64_t) full_size;
     ethash_cache cache;
     cache.mem = (void *) cache_bytes;
     ethash_light(&out, &cache, &params, (uint8_t *) header, nonce);
@@ -175,7 +175,7 @@ hashimoto_full(PyObject *self, PyObject *args) {
 
     ethash_return_value out;
     ethash_params params;
-    params.full_size = (size_t) full_size;
+    params.full_size = (uint64_t) full_size;
     ethash_full(&out, (void *) full_bytes, &params, (uint8_t *) header, nonce);
     return Py_BuildValue("{s:s#, s:s#}",
             "mix digest", out.mix_hash, 32,
@@ -216,7 +216,7 @@ mine(PyObject *self, PyObject *args) {
 
     ethash_return_value out;
     ethash_params params;
-    params.full_size = (size_t) full_size;
+    params.full_size = (uint64_t) full_size;
 
     // TODO: Multi threading?
     do {

Godeps/_workspace/src/github.com/ethereum/ethash/test/c/test.cpp

@@ -17,7 +17,7 @@
 #include <boost/test/unit_test.hpp>
 #include <iostream>
 
-std::string bytesToHexString(const uint8_t *str, const size_t s) {
+std::string bytesToHexString(const uint8_t *str, const uint32_t s) {
     std::ostringstream ret;
 
     for (int i = 0; i < s; ++i)
@@ -80,9 +80,11 @@ BOOST_AUTO_TEST_CASE(ethash_params_init_genesis_check) {
 
 BOOST_AUTO_TEST_CASE(ethash_params_init_genesis_calcifide_check) {
     ethash_params params;
-    ethash_params_init(&params, 0);
-    const uint32_t expected_full_size = 1073739904;
-    const uint32_t expected_cache_size = 16776896;
+    BOOST_REQUIRE_MESSAGE(ethash_params_init(&params, 0),
+            "Params could not be initialized");
+    const uint32_t
+            expected_full_size = 1073739904,
+            expected_cache_size = 16776896;
     BOOST_REQUIRE_MESSAGE(params.full_size == expected_full_size,
             "\nexpected: " << expected_cache_size << "\n"
                     << "actual: " << params.full_size << "\n");

Godeps/_workspace/src/github.com/ethereum/ethash/test/test.sh

@@ -14,11 +14,8 @@ TEST_DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
 echo -e "\n################# Testing JS ##################"
 # TODO: Use mocha and real testing tools instead of rolling our own
 cd $TEST_DIR/../js 
-if [ -x "$(which nodejs)" ] ; then 
-	nodejs test.js
-fi
-if [ -x "$(which node)" ] ; then 
-	node test.js
+if [ -x "$(which npm)" ] ; then 
+	npm test
 fi
 
 echo -e "\n################# Testing C ##################"

cmd/ethereum/main.go

@@ -42,7 +42,7 @@ import (
 
 const (
 	ClientIdentifier = "Ethereum(G)"
-	Version          = "Frontier - 0.9.1"
+	Version          = "0.9.1"
 )
 
 var (

cmd/ethtest/main.go

@@ -24,7 +24,6 @@ package main
 import (
 	"bytes"
 	"encoding/json"
-	"fmt"
 	"io"
 	"io/ioutil"
 	"log"
@@ -210,7 +209,7 @@ func RunVmTest(r io.Reader) (failed int) {
 		}
 
 		if failed == 1 {
-			fmt.Println(string(statedb.Dump()))
+			helper.Log.Infoln(string(statedb.Dump()))
 		}
 
 		logger.Flush()

common/big.go

@@ -104,7 +104,7 @@ func BigCopy(src *big.Int) *big.Int {
 //
 // Returns the maximum size big integer
 func BigMax(x, y *big.Int) *big.Int {
-	if x.Cmp(y) <= 0 {
+	if x.Cmp(y) < 0 {
 		return y
 	}
 
@@ -115,7 +115,7 @@ func BigMax(x, y *big.Int) *big.Int {
 //
 // Returns the minimum size big integer
 func BigMin(x, y *big.Int) *big.Int {
-	if x.Cmp(y) >= 0 {
+	if x.Cmp(y) > 0 {
 		return y
 	}
 

common/types.go

@@ -35,10 +35,7 @@ func (h *Hash) SetBytes(b []byte) {
 		b = b[len(b)-hashLength:]
 	}
 
-	// reverse loop
-	for i := len(b) - 1; i >= 0; i-- {
-		h[hashLength-len(b)+i] = b[i]
-	}
+	copy(h[hashLength-len(b):], b)
 }
 
 // Set string `s` to h. If s is larger than len(h) it will panic
@@ -73,11 +70,7 @@ func (a *Address) SetBytes(b []byte) {
 	if len(b) > len(a) {
 		b = b[len(b)-addressLength:]
 	}
-
-	// reverse loop
-	for i := len(b) - 1; i >= 0; i-- {
-		a[addressLength-len(b)+i] = b[i]
-	}
+	copy(a[addressLength-len(b):], b)
 }
 
 // Set string `s` to a. If s is larger than len(a) it will panic

core/block_processor.go

@@ -16,10 +16,6 @@ import (
 	"gopkg.in/fatih/set.v0"
 )
 
-type PendingBlockEvent struct {
-	Block *types.Block
-}
-
 var statelogger = logger.NewLogger("BLOCK")
 
 type BlockProcessor struct {
@@ -137,7 +133,7 @@ func (self *BlockProcessor) ApplyTransactions(coinbase *state.StateObject, state
 	block.Header().GasUsed = totalUsedGas
 
 	if transientProcess {
-		go self.eventMux.Post(PendingBlockEvent{block})
+		go self.eventMux.Post(PendingBlockEvent{block, statedb.Logs()})
 	}
 
 	return receipts, handled, unhandled, erroneous, err
@@ -146,25 +142,25 @@ func (self *BlockProcessor) ApplyTransactions(coinbase *state.StateObject, state
 // Process block will attempt to process the given block's transactions and applies them
 // on top of the block's parent state (given it exists) and will return wether it was
 // successful or not.
-func (sm *BlockProcessor) Process(block *types.Block) (td *big.Int, err error) {
+func (sm *BlockProcessor) Process(block *types.Block) (td *big.Int, logs state.Logs, err error) {
 	// Processing a blocks may never happen simultaneously
 	sm.mutex.Lock()
 	defer sm.mutex.Unlock()
 
 	header := block.Header()
 	if sm.bc.HasBlock(header.Hash()) {
-		return nil, &KnownBlockError{header.Number, header.Hash()}
+		return nil, nil, &KnownBlockError{header.Number, header.Hash()}
 	}
 
 	if !sm.bc.HasBlock(header.ParentHash) {
-		return nil, ParentError(header.ParentHash)
+		return nil, nil, ParentError(header.ParentHash)
 	}
 	parent := sm.bc.GetBlock(header.ParentHash)
 
 	return sm.processWithParent(block, parent)
 }
 
-func (sm *BlockProcessor) processWithParent(block, parent *types.Block) (td *big.Int, err error) {
+func (sm *BlockProcessor) processWithParent(block, parent *types.Block) (td *big.Int, logs state.Logs, err error) {
 	sm.lastAttemptedBlock = block
 
 	// Create a new state based on the parent's root (e.g., create copy)
@@ -177,7 +173,7 @@ func (sm *BlockProcessor) processWithParent(block, parent *types.Block) (td *big
 
 	// There can be at most two uncles
 	if len(block.Uncles()) > 2 {
-		return nil, ValidationError("Block can only contain one uncle (contained %v)", len(block.Uncles()))
+		return nil, nil, ValidationError("Block can only contain one uncle (contained %v)", len(block.Uncles()))
 	}
 
 	receipts, err := sm.TransitionState(state, parent, block, false)
@@ -236,7 +232,7 @@ func (sm *BlockProcessor) processWithParent(block, parent *types.Block) (td *big
 
 	chainlogger.Infof("processed block #%d (%x...)\n", header.Number, block.Hash().Bytes()[0:4])
 
-	return td, nil
+	return td, state.Logs(), nil
 }
 
 // Validates the current block. Returns an error if the block was invalid,

core/chain_makers.go

@@ -93,7 +93,7 @@ func makeChain(bman *BlockProcessor, parent *types.Block, max int, db common.Dat
 	blocks := make(types.Blocks, max)
 	for i := 0; i < max; i++ {
 		block := makeBlock(bman, parent, i, db, seed)
-		td, err := bman.processWithParent(block, parent)
+		td, _, err := bman.processWithParent(block, parent)
 		if err != nil {
 			fmt.Println("process with parent failed", err)
 			panic(err)

core/chain_manager.go

@@ -410,7 +410,7 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
 	for i, block := range chain {
 		// Call in to the block processor and check for errors. It's likely that if one block fails
 		// all others will fail too (unless a known block is returned).
-		td, err := self.processor.Process(block)
+		td, logs, err := self.processor.Process(block)
 		if err != nil {
 			if IsKnownBlockErr(err) {
 				continue
@@ -438,29 +438,27 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
 					hash := block.Hash()
 					chainlogger.Infof("Split detected. New head #%v (%x) TD=%v, was #%v (%x) TD=%v\n", block.Header().Number, hash[:4], td, cblock.Header().Number, chash[:4], self.td)
 
-					queue[i] = ChainSplitEvent{block}
+					queue[i] = ChainSplitEvent{block, logs}
 					queueEvent.splitCount++
 				}
 
 				self.setTotalDifficulty(td)
 				self.insert(block)
 
-				/* XXX crashes
 				jsonlogger.LogJson(&logger.EthChainNewHead{
-					BlockHash:     common.Bytes2Hex(block.Hash()),
+					BlockHash:     block.Hash().Hex(),
 					BlockNumber:   block.Number(),
-					ChainHeadHash: common.Bytes2Hex(cblock.Hash()),
-					BlockPrevHash: common.Bytes2Hex(block.ParentHash()),
+					ChainHeadHash: cblock.Hash().Hex(),
+					BlockPrevHash: block.ParentHash().Hex(),
 				})
-				*/
 
 				self.setTransState(state.New(block.Root(), self.stateDb))
 				self.setTxState(state.New(block.Root(), self.stateDb))
 
-				queue[i] = ChainEvent{block}
+				queue[i] = ChainEvent{block, logs}
 				queueEvent.canonicalCount++
 			} else {
-				queue[i] = ChainSideEvent{block}
+				queue[i] = ChainSideEvent{block, logs}
 				queueEvent.sideCount++
 			}
 		}
@@ -468,7 +466,6 @@ func (self *ChainManager) InsertChain(chain types.Blocks) error {
 
 	}
 
-	// XXX put this in a goroutine?
 	go self.eventMux.Post(queueEvent)
 
 	return nil

core/events.go

@@ -1,6 +1,9 @@
 package core
 
-import "github.com/ethereum/go-ethereum/core/types"
+import (
+	"github.com/ethereum/go-ethereum/core/types"
+	"github.com/ethereum/go-ethereum/state"
+)
 
 // TxPreEvent is posted when a transaction enters the transaction pool.
 type TxPreEvent struct{ Tx *types.Transaction }
@@ -15,11 +18,25 @@ type NewBlockEvent struct{ Block *types.Block }
 type NewMinedBlockEvent struct{ Block *types.Block }
 
 // ChainSplit is posted when a new head is detected
-type ChainSplitEvent struct{ Block *types.Block }
-
-type ChainEvent struct{ Block *types.Block }
-
-type ChainSideEvent struct{ Block *types.Block }
+type ChainSplitEvent struct {
+	Block *types.Block
+	Logs  state.Logs
+}
+
+type ChainEvent struct {
+	Block *types.Block
+	Logs  state.Logs
+}
+
+type ChainSideEvent struct {
+	Block *types.Block
+	Logs  state.Logs
+}
+
+type PendingBlockEvent struct {
+	Block *types.Block
+	Logs  state.Logs
+}
 
 type ChainHeadEvent struct{ Block *types.Block }
 

core/filter.go

@@ -33,8 +33,8 @@ type Filter struct {
 	max      int
 	topics   [][]common.Hash
 
-	BlockCallback   func(*types.Block)
-	PendingCallback func(*types.Block)
+	BlockCallback   func(*types.Block, state.Logs)
+	PendingCallback func(*types.Block, state.Logs)
 	LogsCallback    func(state.Logs)
 }
 

core/types/common.go

@@ -1,14 +1,16 @@
 package types
 
 import (
-	"fmt"
 	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/state"
+
+	"fmt"
 )
 
 type BlockProcessor interface {
-	Process(*Block) (*big.Int, error)
+	Process(*Block) (*big.Int, state.Logs, error)
 }
 
 const bloomLength = 256
@@ -26,10 +28,7 @@ func (b *Bloom) SetBytes(d []byte) {
 		panic(fmt.Sprintf("bloom bytes too big %d %d", len(b), len(d)))
 	}
 
-	// reverse loop
-	for i := len(d) - 1; i >= 0; i-- {
-		b[bloomLength-len(d)+i] = b[i]
-	}
+	copy(b[bloomLength-len(d):], d)
 }
 
 func (b Bloom) Big() *big.Int {

event/filter/eth_filter.go

@@ -63,7 +63,7 @@ func (self *FilterManager) filterLoop() {
 	// Subscribe to events
 	events := self.eventMux.Subscribe(
 		core.PendingBlockEvent{},
-		//core.ChainEvent{},
+		core.ChainEvent{},
 		state.Logs(nil))
 
 out:
@@ -77,7 +77,7 @@ out:
 				self.filterMu.RLock()
 				for _, filter := range self.filters {
 					if filter.BlockCallback != nil {
-						filter.BlockCallback(event.Block)
+						filter.BlockCallback(event.Block, event.Logs)
 					}
 				}
 				self.filterMu.RUnlock()
@@ -86,7 +86,7 @@ out:
 				self.filterMu.RLock()
 				for _, filter := range self.filters {
 					if filter.PendingCallback != nil {
-						filter.PendingCallback(event.Block)
+						filter.PendingCallback(event.Block, event.Logs)
 					}
 				}
 				self.filterMu.RUnlock()

rpc/api.go

@@ -86,7 +86,7 @@ func (self *EthereumApi) getStateWithNum(num int64) *xeth.State {
 }
 
 func (self *EthereumApi) start() {
-	timer := time.NewTicker(filterTickerTime)
+	timer := time.NewTicker(2 * time.Second)
 done:
 	for {
 		select {
@@ -94,20 +94,20 @@ done:
 			self.logMut.Lock()
 			self.messagesMut.Lock()
 			for id, filter := range self.logs {
-				if time.Since(filter.timeout) > 20*time.Second {
+				if time.Since(filter.timeout) > filterTickerTime {
 					self.filterManager.UninstallFilter(id)
 					delete(self.logs, id)
 				}
 			}
 
 			for id, filter := range self.messages {
-				if time.Since(filter.timeout) > 20*time.Second {
+				if time.Since(filter.timeout) > filterTickerTime {
 					self.xeth().Whisper().Unwatch(id)
 					delete(self.messages, id)
 				}
 			}
-			self.logMut.Unlock()
 			self.messagesMut.Unlock()
+			self.logMut.Unlock()
 		case <-self.quit:
 			break done
 		}
@@ -161,7 +161,7 @@ func (self *EthereumApi) NewFilter(args *FilterOptions, reply *interface{}) erro
 	id = self.filterManager.InstallFilter(filter)
 	self.logs[id] = &logFilter{timeout: time.Now()}
 
-	*reply = i2hex(id)
+	*reply = common.ToHex(big.NewInt(int64(id)).Bytes())
 
 	return nil
 }
@@ -180,10 +180,13 @@ func (self *EthereumApi) NewFilterString(args *FilterStringArgs, reply *interfac
 	var id int
 	filter := core.NewFilter(self.xeth().Backend())
 
-	callback := func(block *types.Block) {
+	callback := func(block *types.Block, logs state.Logs) {
 		self.logMut.Lock()
 		defer self.logMut.Unlock()
 
+		for _, log := range logs {
+			self.logs[id].add(log)
+		}
 		self.logs[id].add(&state.StateLog{})
 	}
 
@@ -198,7 +201,7 @@ func (self *EthereumApi) NewFilterString(args *FilterStringArgs, reply *interfac
 
 	id = self.filterManager.InstallFilter(filter)
 	self.logs[id] = &logFilter{timeout: time.Now()}
-	*reply = i2hex(id)
+	*reply = common.ToHex(big.NewInt(int64(id)).Bytes())
 
 	return nil
 }
@@ -257,6 +260,11 @@ func (p *EthereumApi) Transact(args *NewTxArgs, reply *interface{}) (err error)
 			p.register[ags.From] = append(p.register[args.From], args)
 		}
 	*/
+
+	if err := args.requirements(); err != nil {
+		return err
+	}
+
 	// TODO: align default values to have the same type, e.g. not depend on
 	// common.Value conversions later on
 	if args.Gas.Cmp(big.NewInt(0)) == 0 {

rpc/args.go

@@ -8,10 +8,18 @@ import (
 	"github.com/ethereum/go-ethereum/common"
 )
 
-func blockNumber(raw json.RawMessage, number *int64) (err error) {
-	var str string
-	if err = json.Unmarshal(raw, &str); err != nil {
-		return NewDecodeParamError(err.Error())
+func blockAge(raw interface{}, number *int64) (err error) {
+	// Parse as integer
+	num, ok := raw.(float64)
+	if ok {
+		*number = int64(num)
+		return nil
+	}
+
+	// Parse as string/hexstring
+	str, ok := raw.(string)
+	if !ok {
+		return NewDecodeParamError("BlockNumber is not a string")
 	}
 
 	switch str {
@@ -22,6 +30,7 @@ func blockNumber(raw json.RawMessage, number *int64) (err error) {
 	default:
 		*number = common.String2Big(str).Int64()
 	}
+
 	return nil
 }
 
@@ -95,18 +104,51 @@ type NewTxArgs struct {
 }
 
 func (args *NewTxArgs) UnmarshalJSON(b []byte) (err error) {
-	var obj struct{ From, To, Value, Gas, GasPrice, Data string }
-	if err = UnmarshalRawMessages(b, &obj, &args.BlockNumber); err != nil {
-		return err
+	var obj []json.RawMessage
+	var ext struct{ From, To, Value, Gas, GasPrice, Data string }
+
+	// Decode byte slice to array of RawMessages
+	if err := json.Unmarshal(b, &obj); err != nil {
+		return NewDecodeParamError(err.Error())
+	}
+
+	// Check for sufficient params
+	if len(obj) < 1 {
+		return NewInsufficientParamsError(len(obj), 1)
+	}
+
+	// Decode 0th RawMessage to temporary struct
+	if err := json.Unmarshal(obj[0], &ext); err != nil {
+		return NewDecodeParamError(err.Error())
+	}
+
+	// var ok bool
+	args.From = ext.From
+	args.To = ext.To
+	args.Value = common.String2Big(ext.Value)
+	args.Gas = common.String2Big(ext.Gas)
+	args.GasPrice = common.String2Big(ext.GasPrice)
+	args.Data = ext.Data
+
+	// Check for optional BlockNumber param
+	if len(obj) > 1 {
+		var raw interface{}
+		if err = json.Unmarshal(obj[1], &raw); err != nil {
+			return NewDecodeParamError(err.Error())
+		}
+
+		if err := blockAge(raw, &args.BlockNumber); err != nil {
+			return err
+		}
 	}
 
-	args.From = obj.From
-	args.To = obj.To
-	args.Value = common.Big(obj.Value)
-	args.Gas = common.Big(obj.Gas)
-	args.GasPrice = common.Big(obj.GasPrice)
-	args.Data = obj.Data
+	return nil
+}
 
+func (args *NewTxArgs) requirements() error {
+	if len(args.From) == 0 {
+		return NewValidationError("From", "Is required")
+	}
 	return nil
 }
 
@@ -116,10 +158,27 @@ type GetStorageArgs struct {
 }
 
 func (args *GetStorageArgs) UnmarshalJSON(b []byte) (err error) {
-	if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
+	var obj []interface{}
+	if err := json.Unmarshal(b, &obj); err != nil {
 		return NewDecodeParamError(err.Error())
 	}
 
+	if len(obj) < 1 {
+		return NewInsufficientParamsError(len(obj), 1)
+	}
+
+	addstr, ok := obj[0].(string)
+	if !ok {
+		return NewDecodeParamError("Address is not a string")
+	}
+	args.Address = addstr
+
+	if len(obj) > 1 {
+		if err := blockAge(obj[1], &args.BlockNumber); err != nil {
+			return err
+		}
+	}
+
 	return nil
 }
 
@@ -137,16 +196,32 @@ type GetStorageAtArgs struct {
 }
 
 func (args *GetStorageAtArgs) UnmarshalJSON(b []byte) (err error) {
-	var obj []string
-	if err = UnmarshalRawMessages(b, &obj, &args.BlockNumber); err != nil {
+	var obj []interface{}
+	if err := json.Unmarshal(b, &obj); err != nil {
 		return NewDecodeParamError(err.Error())
 	}
+
 	if len(obj) < 2 {
 		return NewInsufficientParamsError(len(obj), 2)
 	}
 
-	args.Address = obj[0]
-	args.Key = obj[1]
+	addstr, ok := obj[0].(string)
+	if !ok {
+		return NewDecodeParamError("Address is not a string")
+	}
+	args.Address = addstr
+
+	keystr, ok := obj[1].(string)
+	if !ok {
+		return NewDecodeParamError("Key is not a string")
+	}
+	args.Key = keystr
+
+	if len(obj) > 2 {
+		if err := blockAge(obj[2], &args.BlockNumber); err != nil {
+			return err
+		}
+	}
 
 	return nil
 }
@@ -168,10 +243,27 @@ type GetTxCountArgs struct {
 }
 
 func (args *GetTxCountArgs) UnmarshalJSON(b []byte) (err error) {
-	if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
+	var obj []interface{}
+	if err := json.Unmarshal(b, &obj); err != nil {
 		return NewDecodeParamError(err.Error())
 	}
 
+	if len(obj) < 1 {
+		return NewInsufficientParamsError(len(obj), 1)
+	}
+
+	addstr, ok := obj[0].(string)
+	if !ok {
+		return NewDecodeParamError("Address is not a string")
+	}
+	args.Address = addstr
+
+	if len(obj) > 1 {
+		if err := blockAge(obj[1], &args.BlockNumber); err != nil {
+			return err
+		}
+	}
+
 	return nil
 }
 
@@ -189,8 +281,7 @@ type GetBalanceArgs struct {
 
 func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
 	var obj []interface{}
-	r := bytes.NewReader(b)
-	if err := json.NewDecoder(r).Decode(&obj); err != nil {
+	if err := json.Unmarshal(b, &obj); err != nil {
 		return NewDecodeParamError(err.Error())
 	}
 
@@ -205,17 +296,11 @@ func (args *GetBalanceArgs) UnmarshalJSON(b []byte) (err error) {
 	args.Address = addstr
 
 	if len(obj) > 1 {
-		if obj[1].(string) == "latest" {
-			args.BlockNumber = -1
-		} else {
-			args.BlockNumber = common.Big(obj[1].(string)).Int64()
+		if err := blockAge(obj[1], &args.BlockNumber); err != nil {
+			return err
 		}
 	}
 
-	// if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
-	// 	return NewDecodeParamError(err.Error())
-	// }
-
 	return nil
 }
 
@@ -232,10 +317,27 @@ type GetDataArgs struct {
 }
 
 func (args *GetDataArgs) UnmarshalJSON(b []byte) (err error) {
-	if err = UnmarshalRawMessages(b, &args.Address, &args.BlockNumber); err != nil {
+	var obj []interface{}
+	if err := json.Unmarshal(b, &obj); err != nil {
 		return NewDecodeParamError(err.Error())
 	}
 
+	if len(obj) < 1 {
+		return NewInsufficientParamsError(len(obj), 1)
+	}
+
+	addstr, ok := obj[0].(string)
+	if !ok {
+		return NewDecodeParamError("Address is not a string")
+	}
+	args.Address = addstr
+
+	if len(obj) > 1 {
+		if err := blockAge(obj[1], &args.BlockNumber); err != nil {
+			return err
+		}
+	}
+
 	return nil
 }
 
@@ -392,10 +494,6 @@ func (args *FilterOptions) UnmarshalJSON(b []byte) (err error) {
 	return nil
 }
 
-// type FilterChangedArgs struct {
-// 	n int
-// }
-
 type DbArgs struct {
 	Database string
 	Key      string
@@ -578,31 +676,3 @@ func (args *WhisperFilterArgs) UnmarshalJSON(b []byte) (err error) {
 
 	return nil
 }
-
-// func (req *RpcRequest) ToRegisterArgs() (string, error) {
-// 	if len(req.Params) < 1 {
-// 		return "", errArguments
-// 	}
-
-// 	var args string
-// 	err := json.Unmarshal(req.Params, &args)
-// 	if err != nil {
-// 		return "", err
-// 	}
-
-// 	return args, nil
-// }
-
-// func (req *RpcRequest) ToWatchTxArgs() (string, error) {
-// 	if len(req.Params) < 1 {
-// 		return "", errArguments
-// 	}
-
-// 	var args string
-// 	err := json.Unmarshal(req.Params, &args)
-// 	if err != nil {
-// 		return "", err
-// 	}
-
-// 	return args, nil
-// }

rpc/args_test.go

@@ -43,6 +43,30 @@ func TestGetBalanceArgs(t *testing.T) {
 	}
 }
 
+func TestGetBalanceArgsLatest(t *testing.T) {
+	input := `["0x407d73d8a49eeb85d32cf465507dd71d507100c1", "latest"]`
+	expected := new(GetBalanceArgs)
+	expected.Address = "0x407d73d8a49eeb85d32cf465507dd71d507100c1"
+	expected.BlockNumber = -1
+
+	args := new(GetBalanceArgs)
+	if err := json.Unmarshal([]byte(input), &args); err != nil {
+		t.Error(err)
+	}
+
+	if err := args.requirements(); err != nil {
+		t.Error(err)
+	}
+
+	if args.Address != expected.Address {
+		t.Errorf("Address should be %v but is %v", expected.Address, args.Address)
+	}
+
+	if args.BlockNumber != expected.BlockNumber {
+		t.Errorf("BlockNumber should be %v but is %v", expected.BlockNumber, args.BlockNumber)
+	}
+}
+
 func TestGetBalanceEmptyArgs(t *testing.T) {
 	input := `[]`
 
@@ -120,7 +144,8 @@ func TestNewTxArgs(t *testing.T) {
   "gas": "0x76c0",
   "gasPrice": "0x9184e72a000",
   "value": "0x9184e72a000",
-  "data": "0xd46e8dd67c5d32be8d46e8dd67c5d32be8058bb8eb970870f072445675058bb8eb970870f072445675"}]`
+  "data": "0xd46e8dd67c5d32be8d46e8dd67c5d32be8058bb8eb970870f072445675058bb8eb970870f072445675"},
+  "0x10"]`
 	expected := new(NewTxArgs)
 	expected.From = "0xb60e8dd61c5d32be8058bb8eb970870f07233155"
 	expected.To = "0xd46e8dd67c5d32be8058bb8eb970870f072445675"
@@ -128,6 +153,7 @@ func TestNewTxArgs(t *testing.T) {
 	expected.GasPrice = big.NewInt(10000000000000)
 	expected.Value = big.NewInt(10000000000000)
 	expected.Data = "0xd46e8dd67c5d32be8d46e8dd67c5d32be8058bb8eb970870f072445675058bb8eb970870f072445675"
+	expected.BlockNumber = big.NewInt(16).Int64()
 
 	args := new(NewTxArgs)
 	if err := json.Unmarshal([]byte(input), &args); err != nil {
@@ -157,6 +183,30 @@ func TestNewTxArgs(t *testing.T) {
 	if expected.Data != args.Data {
 		t.Errorf("Data shoud be %#v but is %#v", expected.Data, args.Data)
 	}
+
+	if expected.BlockNumber != args.BlockNumber {
+		t.Errorf("BlockNumber shoud be %#v but is %#v", expected.BlockNumber, args.BlockNumber)
+	}
+}
+
+func TestNewTxArgsBlockInt(t *testing.T) {
+	input := `[{"from": "0xb60e8dd61c5d32be8058bb8eb970870f07233155"}, 5]`
+	expected := new(NewTxArgs)
+	expected.From = "0xb60e8dd61c5d32be8058bb8eb970870f07233155"
+	expected.BlockNumber = big.NewInt(5).Int64()
+
+	args := new(NewTxArgs)
+	if err := json.Unmarshal([]byte(input), &args); err != nil {
+		t.Error(err)
+	}
+
+	if expected.From != args.From {
+		t.Errorf("From shoud be %#v but is %#v", expected.From, args.From)
+	}
+
+	if expected.BlockNumber != args.BlockNumber {
+		t.Errorf("BlockNumber shoud be %#v but is %#v", expected.BlockNumber, args.BlockNumber)
+	}
 }
 
 func TestNewTxArgsEmpty(t *testing.T) {
@@ -169,6 +219,34 @@ func TestNewTxArgsEmpty(t *testing.T) {
 	}
 }
 
+func TestNewTxArgsReqs(t *testing.T) {
+	args := new(NewTxArgs)
+	args.From = "0xb60e8dd61c5d32be8058bb8eb970870f07233155"
+
+	err := args.requirements()
+	switch err.(type) {
+	case nil:
+		break
+	default:
+		t.Errorf("Get %T", err)
+	}
+}
+
+func TestNewTxArgsReqsFromBlank(t *testing.T) {
+	args := new(NewTxArgs)
+	args.From = ""
+
+	err := args.requirements()
+	switch err.(type) {
+	case nil:
+		t.Error("Expected error but didn't get one")
+	case *ValidationError:
+		break
+	default:
+		t.Error("Wrong type of error")
+	}
+}
+
 func TestGetStorageArgs(t *testing.T) {
 	input := `["0x407d73d8a49eeb85d32cf465507dd71d507100c1", "latest"]`
 	expected := new(GetStorageArgs)

rpc/util.go

@@ -17,10 +17,6 @@
 package rpc
 
 import (
-	"encoding/json"
-	"fmt"
-	"math/big"
-	"reflect"
 	"time"
 
 	"github.com/ethereum/go-ethereum/common"
@@ -31,74 +27,6 @@ import (
 
 var rpclogger = logger.NewLogger("RPC")
 
-// Unmarshal state is a helper method which has the ability to decode messsages
-// that use the `defaultBlock` (https://github.com/ethereum/wiki/wiki/JSON-RPC#the-default-block-parameter)
-// For example a `call`: [{to: "0x....", data:"0x..."}, "latest"]. The first argument is the transaction
-// message and the second one refers to the block height (or state) to which to apply this `call`.
-func UnmarshalRawMessages(b []byte, iface interface{}, number *int64) (err error) {
-	var data []json.RawMessage
-	if err = json.Unmarshal(b, &data); err != nil && len(data) == 0 {
-		return NewDecodeParamError(err.Error())
-	}
-
-	// Hrm... Occurs when no params
-	if len(data) == 0 {
-		return NewDecodeParamError("No data")
-	}
-
-	// Number index determines the index in the array for a possible block number
-	numberIndex := 0
-
-	value := reflect.ValueOf(iface)
-	rvalue := reflect.Indirect(value)
-
-	switch rvalue.Kind() {
-	case reflect.Slice:
-		// This is a bit of a cheat, but `data` is expected to be larger than 2 if iface is a slice
-		if number != nil {
-			numberIndex = len(data) - 1
-		} else {
-			numberIndex = len(data)
-		}
-
-		slice := reflect.MakeSlice(rvalue.Type(), numberIndex, numberIndex)
-		for i, raw := range data[0:numberIndex] {
-			v := slice.Index(i).Interface()
-			if err = json.Unmarshal(raw, &v); err != nil {
-				fmt.Println(err, v)
-				return err
-			}
-			slice.Index(i).Set(reflect.ValueOf(v))
-		}
-		reflect.Indirect(rvalue).Set(slice) //value.Set(slice)
-	case reflect.Struct:
-		fallthrough
-	default:
-		if err = json.Unmarshal(data[0], iface); err != nil {
-			return NewDecodeParamError(err.Error())
-		}
-		numberIndex = 1
-	}
-
-	// <0 index means out of bound for block number
-	if numberIndex >= 0 && len(data) > numberIndex {
-		if err = blockNumber(data[numberIndex], number); err != nil {
-			return NewDecodeParamError(err.Error())
-		}
-	}
-
-	return nil
-}
-
-func i2hex(n int) string {
-	return common.ToHex(big.NewInt(int64(n)).Bytes())
-}
-
-type RpcServer interface {
-	Start()
-	Stop()
-}
-
 type Log struct {
 	Address string   `json:"address"`
 	Topic   []string `json:"topic"`

tests/files/PoWTests/ethash_tests.json

@@ -1,13 +1,13 @@
 {
     "first": {
-        "nonce": "000000000000002a", 
-        "mixhash": "86d46c9a313b096d66609ef84a334d6c3376d3a5e13b18aa5c666094ae04a1eb", 
-        "header": "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", 
+        "nonce": "4242424242424242", 
+        "mixhash": "58f759ede17a706c93f13030328bcea40c1d1341fb26f2facd21ceb0dae57017", 
+        "header": "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", 
         "seed": "0000000000000000000000000000000000000000000000000000000000000000", 
-        "result": "a91eb868c6262d5456a696bd59cf67191ca7578c04dc72f40c5ece41fb1c3f9f", 
-        "cache_size": 1048384, 
+        "result": "dd47fd2d98db51078356852d7c4014e6a5d6c387c35f40e2875b74a256ed7906", 
+        "cache_size": 16776896, 
         "full_size": 1073739904, 
-        "header_hash": "f71b596d43b462f63552a6d73a525dc777f172de3e9a023c8a85d3271144038b", 
-        "cache_hash": "86a62f39bc1def6c35b54babdca953425392827c1992538c145bad931c546494"
+        "header_hash": "2a8de2adf89af77358250bf908bf04ba94a6e8c3ba87775564a41d269a05e4ce", 
+        "cache_hash": "35ded12eecf2ce2e8da2e15c06d463aae9b84cb2530a00b932e4bbc484cde353"
     }
 }

tests/files/StateTests/RandomTests/st201503191646GO.json

@@ -0,0 +1,72 @@
+{
+    "randomStatetest" : {
+        "env" : {
+            "currentCoinbase" : "945304eb96065b2a98b57a48a06ae28d285a71b5",
+            "currentDifficulty" : "5623894562375",
+            "currentGasLimit" : "115792089237316195423570985008687907853269984665640564039457584007913129639935",
+            "currentNumber" : "0",
+            "currentTimestamp" : "1",
+            "previousHash" : "5e20a0453cecd065ea59c37ac63e079ee08998b6045136a8ce6635c7912ec0b6"
+        },
+        "logs" : [
+        ],
+        "out" : "0x",
+        "post" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "372067975",
+                "code" : "0x7f00000000000000000000000000000000000000000000000000000000000000007f00000000000000000000000100000000000000000000000000000000000000007f000000000000000000000000000000000000000000000000000000000000c3507f000000000000000000000000ffffffffffffffffffffffffffffffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe457fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7f000000000000000000000000945304eb96065b2a98b57a48a06ae28d285a71b50753933760005155",
+                "nonce" : "0",
+                "storage" : {
+                    "0x" : "0x010000000000000000000000000000000000000000"
+                }
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "63798",
+                "code" : "0x6000355415600957005b60203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "999999999627868273",
+                "code" : "0x",
+                "nonce" : "1",
+                "storage" : {
+                }
+            }
+        },
+        "postStateRoot" : "3b744e6037075a1c3b6b18ccdf377d3815369ad8b476da92bc6db4b37ae4aa29",
+        "pre" : {
+            "095e7baea6a6c7c4c2dfeb977efac326af552d87" : {
+                "balance" : "0",
+                "code" : "0x7f00000000000000000000000000000000000000000000000000000000000000007f00000000000000000000000100000000000000000000000000000000000000007f000000000000000000000000000000000000000000000000000000000000c3507f000000000000000000000000ffffffffffffffffffffffffffffffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe457fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7f000000000000000000000000945304eb96065b2a98b57a48a06ae28d285a71b50753933760005155",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "945304eb96065b2a98b57a48a06ae28d285a71b5" : {
+                "balance" : "46",
+                "code" : "0x6000355415600957005b60203560003555",
+                "nonce" : "0",
+                "storage" : {
+                }
+            },
+            "a94f5374fce5edbc8e2a8697c15331677e6ebf0b" : {
+                "balance" : "1000000000000000000",
+                "code" : "0x",
+                "nonce" : "0",
+                "storage" : {
+                }
+            }
+        },
+        "transaction" : {
+            "data" : "0x7f00000000000000000000000000000000000000000000000000000000000000007f00000000000000000000000100000000000000000000000000000000000000007f000000000000000000000000000000000000000000000000000000000000c3507f000000000000000000000000ffffffffffffffffffffffffffffffffffffffff7ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe457fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff7f000000000000000000000000945304eb96065b2a98b57a48a06ae28d285a71b507539337",
+            "gasLimit" : "0x500ddd76",
+            "gasPrice" : "1",
+            "nonce" : "0",
+            "secretKey" : "45a915e4d060149eb4365960e6a7a45f334393093061116b197e3240065ff2d8",
+            "to" : "095e7baea6a6c7c4c2dfeb977efac326af552d87",
+            "value" : "372067975"
+        }
+    }
+}

vm/common.go

@@ -73,9 +73,10 @@ func toValue(val *big.Int) interface{} {
 	return val
 }
 
-func getData(data []byte, start, size uint64) []byte {
-	x := uint64(math.Min(float64(start), float64(len(data))))
-	y := uint64(math.Min(float64(x+size), float64(len(data))))
+func getData(data []byte, start, size *big.Int) []byte {
+	dlen := big.NewInt(int64(len(data)))
 
-	return common.RightPadBytes(data[x:y], int(size))
+	s := common.BigMin(start, dlen)
+	e := common.BigMin(new(big.Int).Add(s, size), dlen)
+	return common.RightPadBytes(data[s.Uint64():e.Uint64()], int(size.Uint64()))
 }

vm/context.go

@@ -64,10 +64,6 @@ func (c *Context) GetRangeValue(x, size uint64) []byte {
 	return common.RightPadBytes(c.Code[x:y], int(size))
 }
 
-func (c *Context) GetCode(x, size uint64) []byte {
-	return getData(c.Code, x, size)
-}
-
 func (c *Context) Return(ret []byte) []byte {
 	// Return the remaining gas to the caller
 	c.caller.ReturnGas(c.Gas, c.Price)

vm/vm.go

@@ -445,14 +445,11 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
 				cOff = stack.pop()
 				l    = stack.pop()
 			)
-			var data []byte
-			if cOff.Cmp(big.NewInt(int64(len(callData)))) <= 0 {
-				data = getData(callData, cOff.Uint64(), l.Uint64())
-			}
+			data := getData(callData, cOff, l)
 
 			mem.Set(mOff.Uint64(), l.Uint64(), data)
 
-			self.Printf(" => [%v, %v, %v] %x", mOff, cOff, l, data)
+			self.Printf(" => [%v, %v, %v]", mOff, cOff, l)
 		case CODESIZE, EXTCODESIZE:
 			var code []byte
 			if op == EXTCODESIZE {
@@ -482,10 +479,7 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
 				l    = stack.pop()
 			)
 
-			var codeCopy []byte
-			if cOff.Cmp(big.NewInt(int64(len(code)))) <= 0 {
-				codeCopy = getData(code, cOff.Uint64(), l.Uint64())
-			}
+			codeCopy := getData(code, cOff, l)
 
 			mem.Set(mOff.Uint64(), l.Uint64(), codeCopy)
 
@@ -585,11 +579,11 @@ func (self *Vm) Run(context *Context, callData []byte) (ret []byte, err error) {
 
 			self.Printf(" => 0x%x", val)
 		case MSTORE8:
-			off, val := stack.pop(), stack.pop()
+			off, val := stack.pop().Int64(), stack.pop().Int64()
 
-			mem.store[off.Int64()] = byte(val.Int64() & 0xff)
+			mem.store[off] = byte(val & 0xff)
 
-			self.Printf(" => [%v] 0x%x", off, val)
+			self.Printf(" => [%v] 0x%x", off, mem.store[off])
 		case SLOAD:
 			loc := common.BigToHash(stack.pop())
 			val := common.Bytes2Big(statedb.GetState(context.Address(), loc))