XHash implementaiton for Parallax

accounts/abi/bind/backends/simulated.go

@@ -30,7 +30,7 @@ import (
 	"github.com/microstack-tech/parallax/common"
 	"github.com/microstack-tech/parallax/common/hexutil"
 	"github.com/microstack-tech/parallax/common/math"
-	"github.com/microstack-tech/parallax/consensus/ethash"
+	"github.com/microstack-tech/parallax/consensus/xhash"
 	"github.com/microstack-tech/parallax/core"
 	"github.com/microstack-tech/parallax/core/bloombits"
 	"github.com/microstack-tech/parallax/core/rawdb"
@@ -76,9 +76,9 @@ type SimulatedBackend struct {
 // and uses a simulated blockchain for testing purposes.
 // A simulated backend always uses chainID 1337.
 func NewSimulatedBackendWithDatabase(database prldb.Database, alloc core.GenesisAlloc, gasLimit uint64) *SimulatedBackend {
-	genesis := core.Genesis{Config: params.AllEthashProtocolChanges, GasLimit: gasLimit, Alloc: alloc}
+	genesis := core.Genesis{Config: params.AllXHashProtocolChanges, GasLimit: gasLimit, Alloc: alloc}
 	genesis.MustCommit(database)
-	blockchain, _ := core.NewBlockChain(database, nil, genesis.Config, ethash.NewFaker(), vm.Config{}, nil, nil)
+	blockchain, _ := core.NewBlockChain(database, nil, genesis.Config, xhash.NewFaker(), vm.Config{}, nil, nil)
 
 	backend := &SimulatedBackend{
 		database:   database,
@@ -126,7 +126,7 @@ func (b *SimulatedBackend) Rollback() {
 }
 
 func (b *SimulatedBackend) rollback(parent *types.Block) {
-	blocks, _ := core.GenerateChain(b.config, parent, ethash.NewFaker(), b.database, 1, func(int, *core.BlockGen) {})
+	blocks, _ := core.GenerateChain(b.config, parent, xhash.NewFaker(), b.database, 1, func(int, *core.BlockGen) {})
 
 	b.pendingBlock = blocks[0]
 	b.pendingState, _ = state.New(b.pendingBlock.Root(), b.blockchain.StateCache(), nil)
@@ -661,7 +661,7 @@ func (b *SimulatedBackend) SendTransaction(ctx context.Context, tx *types.Transa
 		return fmt.Errorf("invalid transaction nonce: got %d, want %d", tx.Nonce(), nonce)
 	}
 	// Include tx in chain
-	blocks, _ := core.GenerateChain(b.config, block, ethash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) {
+	blocks, _ := core.GenerateChain(b.config, block, xhash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) {
 		for _, tx := range b.pendingBlock.Transactions() {
 			block.AddTxWithChain(b.blockchain, tx)
 		}
@@ -775,7 +775,7 @@ func (b *SimulatedBackend) AdjustTime(adjustment time.Duration) error {
 	b.mu.Lock()
 	defer b.mu.Unlock()
 
-	blocks, _ := core.GenerateChain(b.config, b.blockchain.CurrentBlock(), ethash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) {
+	blocks, _ := core.GenerateChain(b.config, b.blockchain.CurrentBlock(), xhash.NewFaker(), b.database, 1, func(number int, block *core.BlockGen) {
 		block.OffsetTime(int64(adjustment.Seconds()))
 	})
 	stateDB, _ := b.blockchain.State()

accounts/abi/bind/backends/simulated_test.go

@@ -104,9 +104,11 @@ var testKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d
 //			    return "hello world";
 //	 	}
 //	 }
-const abiJSON = `[ { "constant": false, "inputs": [ { "name": "memo", "type": "bytes" } ], "name": "receive", "outputs": [ { "name": "res", "type": "string" } ], "payable": true, "stateMutability": "payable", "type": "function" }, { "anonymous": false, "inputs": [ { "indexed": false, "name": "sender", "type": "address" }, { "indexed": false, "name": "amount", "type": "uint256" }, { "indexed": false, "name": "memo", "type": "bytes" } ], "name": "received", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "name": "sender", "type": "address" } ], "name": "receivedAddr", "type": "event" } ]`
-const abiBin = `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`
-const deployedCode = `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`
+const (
+	abiJSON      = `[ { "constant": false, "inputs": [ { "name": "memo", "type": "bytes" } ], "name": "receive", "outputs": [ { "name": "res", "type": "string" } ], "payable": true, "stateMutability": "payable", "type": "function" }, { "anonymous": false, "inputs": [ { "indexed": false, "name": "sender", "type": "address" }, { "indexed": false, "name": "amount", "type": "uint256" }, { "indexed": false, "name": "memo", "type": "bytes" } ], "name": "received", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "name": "sender", "type": "address" } ], "name": "receivedAddr", "type": "event" } ]`
+	abiBin       = `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`
+	deployedCode = `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`
+)
 
 // expected return value contains "hello world"
 var expectedReturn = []byte{0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 32, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 11, 104, 101, 108, 108, 111, 32, 119, 111, 114, 108, 100, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
@@ -125,12 +127,12 @@ func TestNewSimulatedBackend(t *testing.T) {
 	sim := simTestBackend(testAddr)
 	defer sim.Close()
 
-	if sim.config != params.AllEthashProtocolChanges {
-		t.Errorf("expected sim config to equal params.AllEthashProtocolChanges, got %v", sim.config)
+	if sim.config != params.AllXHashProtocolChanges {
+		t.Errorf("expected sim config to equal params.AllXHashProtocolChanges, got %v", sim.config)
 	}
 
-	if sim.blockchain.Config() != params.AllEthashProtocolChanges {
-		t.Errorf("expected sim blockchain config to equal params.AllEthashProtocolChanges, got %v", sim.config)
+	if sim.blockchain.Config() != params.AllXHashProtocolChanges {
+		t.Errorf("expected sim blockchain config to equal params.AllXHashProtocolChanges, got %v", sim.config)
 	}
 
 	stateDB, _ := sim.blockchain.State()
@@ -395,7 +397,7 @@ func TestEstimateGas(t *testing.T) {
 	contractAddr, _, _, _ := bind.DeployContract(opts, parsed, common.FromHex(contractBin), sim)
 	sim.Commit()
 
-	var cases = []struct {
+	cases := []struct {
 		name        string
 		message     parallax.CallMsg
 		expect      uint64
@@ -497,7 +499,7 @@ func TestEstimateGasWithPrice(t *testing.T) {
 	defer sim.Close()
 
 	recipient := common.HexToAddress("deadbeef")
-	var cases = []struct {
+	cases := []struct {
 		name        string
 		message     parallax.CallMsg
 		expect      uint64

build/update-license.go

@@ -67,7 +67,7 @@ var (
 		"cmd/internal/browser",
 		"common/bitutil/bitutil",
 		"common/prque/",
-		"consensus/ethash/xor.go",
+		"consensus/xhash/xor.go",
 		"crypto/blake2b/",
 		"crypto/bn256/",
 		"crypto/bls12381/",

circle.yml

@@ -4,22 +4,22 @@ machine:
 
 dependencies:
   cache_directories:
-    - "~/.ethash" # Cache the ethash DAG generated by hive for consecutive builds
+    - "~/.xhash" # Cache the xhash DAG generated by hive for consecutive builds
     - "~/.docker" # Cache all docker images manually to avoid lengthy rebuilds
   override:
     # Restore all previously cached docker images
     - mkdir -p ~/.docker
     - for img in `ls ~/.docker`; do docker load -i ~/.docker/$img; done
 
-    # Pull in and hive, restore cached ethash DAGs and do a dry run
+    # Pull in and hive, restore cached xhash DAGs and do a dry run
     - go get -u github.com/karalabe/hive
-    - (cd ~/.go_workspace/src/github.com/karalabe/hive && mkdir -p workspace/ethash/ ~/.ethash)
-    - (cd ~/.go_workspace/src/github.com/karalabe/hive && cp -r ~/.ethash/. workspace/ethash/)
+    - (cd ~/.go_workspace/src/github.com/karalabe/hive && mkdir -p workspace/xhash/ ~/.xhash)
+    - (cd ~/.go_workspace/src/github.com/karalabe/hive && cp -r ~/.xhash/. workspace/xhash/)
     - (cd ~/.go_workspace/src/github.com/karalabe/hive && hive --docker-noshell --client=NONE --test=. --sim=. --loglevel=6)
 
-    # Cache all the docker images and the ethash DAGs
+    # Cache all the docker images and the xhash DAGs
     - for img in `docker images | grep -v "^<none>" | tail -n +2 | awk '{print $1}'`; do docker save $img > ~/.docker/`echo $img | tr '/' ':'`.tar; done
-    - cp -r ~/.go_workspace/src/github.com/karalabe/hive/workspace/ethash/. ~/.ethash
+    - cp -r ~/.go_workspace/src/github.com/karalabe/hive/workspace/xhash/. ~/.xhash
 
 test:
   override:

cmd/devp2p/internal/prltest/testdata/genesis.json

@@ -1,26 +1,26 @@
 {
-    "config": {
-        "chainId": 19763,
-        "homesteadBlock": 0,
-        "eip150Block": 0,
-        "eip155Block": 0,
-        "eip158Block": 0,
-        "byzantiumBlock": 0,
-        "ethash": {}
-    },
-    "nonce": "0xdeadbeefdeadbeef",
-    "timestamp": "0x0",
-    "extraData": "0x0000000000000000000000000000000000000000000000000000000000000000",
-    "gasLimit": "0x80000000",
-    "difficulty": "0x20000",
-    "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
-    "coinbase": "0x0000000000000000000000000000000000000000",
-    "alloc": {
-        "71562b71999873db5b286df957af199ec94617f7": {
-            "balance": "0xffffffffffffffffffffffffff"
-        }
-    },
-    "number": "0x0",
-    "gasUsed": "0x0",
-    "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000"
+  "config": {
+    "chainId": 19763,
+    "homesteadBlock": 0,
+    "eip150Block": 0,
+    "eip155Block": 0,
+    "eip158Block": 0,
+    "byzantiumBlock": 0,
+    "xhash": {}
+  },
+  "nonce": "0xdeadbeefdeadbeef",
+  "timestamp": "0x0",
+  "extraData": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "gasLimit": "0x80000000",
+  "difficulty": "0x20000",
+  "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+  "coinbase": "0x0000000000000000000000000000000000000000",
+  "alloc": {
+    "71562b71999873db5b286df957af199ec94617f7": {
+      "balance": "0xffffffffffffffffffffffffff"
+    }
+  },
+  "number": "0x0",
+  "gasUsed": "0x0",
+  "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000"
 }