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Samples and disams cmd for evm code

obscuren 10 år sedan
förälder
84adf77bf3
incheckning
ddf17d93ac
4 ändrade filer med 103 tillägg och 5 borttagningar
Delad Vy Visa Diff Statistik
  1. 34 0
      cmd/disasm/main.go
  2. 15 4
      cmd/mist/assets/examples/abi.html
  3. 40 0
      cmd/mist/assets/examples/balance.html
  4. 14 1
      rpc/packages.go

+ 34 - 0
cmd/disasm/main.go
Visa fil 

@@ -0,0 +1,34 @@
 
+package main
 
+
 
+import (
 
+	"fmt"
 
+	"io/ioutil"
 
+	"os"
 
+
 
+	"github.com/ethereum/go-ethereum/ethutil"
 
+	"github.com/ethereum/go-ethereum/vm"
 
+)
 
+
 
+func main() {
 
+	code, err := ioutil.ReadAll(os.Stdin)
 
+	if err != nil {
 
+		fmt.Println(err)
 
+		os.Exit(1)
 
+	}
 
+	code = ethutil.Hex2Bytes(string(code[:len(code)-1]))
 
+	fmt.Printf("%x\n", code)
 
+
 
+	for pc := uint64(0); pc < uint64(len(code)); pc++ {
 
+		op := vm.OpCode(code[pc])
 
+		fmt.Printf("%-5d  %v", pc, op)
 
+
 
+		switch op {
 
+		case vm.PUSH1, vm.PUSH2, vm.PUSH3, vm.PUSH4, vm.PUSH5, vm.PUSH6, vm.PUSH7, vm.PUSH8, vm.PUSH9, vm.PUSH10, vm.PUSH11, vm.PUSH12, vm.PUSH13, vm.PUSH14, vm.PUSH15, vm.PUSH16, vm.PUSH17, vm.PUSH18, vm.PUSH19, vm.PUSH20, vm.PUSH21, vm.PUSH22, vm.PUSH23, vm.PUSH24, vm.PUSH25, vm.PUSH26, vm.PUSH27, vm.PUSH28, vm.PUSH29, vm.PUSH30, vm.PUSH31, vm.PUSH32:
 
+			a := uint64(op) - uint64(vm.PUSH1) + 1
 
+			fmt.Printf("  => %x", code[pc+1:pc+1+a])
 
+
 
+			pc += a
 
+		}
 
+		fmt.Println()
 
+	}
 
+}

+ 15 - 4
cmd/mist/assets/examples/test.html → cmd/mist/assets/examples/abi.html
Visa fil 

@@ -20,11 +20,10 @@
 
 		}]
 
 	}];
 
 	var address = web3.eth.transact({
 
-		data: "0x603880600c6000396000f3006001600060e060020a600035048063c6888fa114601857005b6021600435602b565b8060005260206000f35b6000816007029050",
 
+		data: "0x603880600c6000396000f3006001600060e060020a600035048063c6888fa114601857005b6021600435602b565b8060005260206000f35b600081600702905091905056",
 
 		gasprice: "1000000000000000",
 
 		gas: "10000",
 
 	});
 
-	console.log("created contract with addr:"+ address);
 
 	var contract = web3.eth.contract(address, desc);
 
 
 	function calculate() {
 
@@ -36,9 +35,21 @@
 
 </script>
 
 </head>
 
 <body>
 
+<h3>Contract content</h3>
 
+<textarea style="height:100px; width: 300px;" disabled="disabled">
 
+contract test {
 
+    function multiply(uint a) returns(uint d) {
 
+        return a * 7;
 
+    }
 
+}
 
+</textarea>
 
+<code><pre>
 
+603880600c6000396000f3006001600060e060020a600035048063c6888fa1140
 
+05b6021600435602b565b8060005260206000f35b600081600702905091905056</pre></code>
 
 
-<div><input type="number" id="value" onkeyup='calculate()'></input></div>
 
-<div id="result"></div>
 
+<hr>
 
+<div>7 x <input type="number" id="value" onkeyup='calculate()'></input> = 
+<span id="result"></spa>
 
 
 </body>
 
 </html>

+ 40 - 0
cmd/mist/assets/examples/balance.html
Visa fil 

@@ -0,0 +1,40 @@
 
+<!doctype>
 
+<html>
 
+
 
+<head>
 
+<script src="../ext/bignumber.min.js"></script>
 
+<script src="../ext/ethereum.js/dist/ethereum.js"></script>
 
+<script type="text/javascript">
 
+   
+    var web3 = require('web3');
 
+    web3.setProvider(new web3.providers.HttpSyncProvider('http://localhost:8080'));
 
+
 
+    function watchBalance() {
 
+        var coinbase = web3.eth.coinbase;
 
+        var originalBalance = 0;
 
+
 
+        var balance = web3.eth.balanceAt(coinbase);
 
+        var originalBalance = web3.toDecimal(balance);
 
+        document.getElementById('original').innerText = 'original balance: ' + originalBalance + '    watching...';
 
+
 
+        web3.eth.watch({altered: coinbase}).changed(function() {
 
+            balance = web3.eth.balanceAt(coinbase)
 
+            var currentBalance = web3.toDecimal(balance);
 
+            document.getElementById("current").innerText = 'current: ' + currentBalance;
 
+            document.getElementById("diff").innerText = 'diff:    ' + (currentBalance - originalBalance);
 
+        });
 
+    }
 
+
 
+</script>
 
+</head>
 
+<body>
 
+    <h1>coinbase balance</h1>
 
+    <button type="button" onClick="watchBalance();">watch balance</button>
 
+    <div></div>
 
+    <div id="original"></div>
 
+    <div id="current"></div>
 
+    <div id="diff"></div>
 
+</body>
 
+</html>
 
+
 
+

+ 14 - 1
rpc/packages.go
Visa fil 

@@ -35,6 +35,19 @@ import (
 
 	"github.com/ethereum/go-ethereum/xeth"
 
 )
 
 
+func toHex(b []byte) string {
 
+	return "0x" + ethutil.Bytes2Hex(b)
 
+}
 
+func fromHex(s string) []byte {
 
+	if len(s) > 1 {
 
+		if s[0:2] == "0x" {
 
+			s = s[2:]
 
+		}
 
+		return ethutil.Hex2Bytes(s)
 
+	}
 
+	return nil
 
+}
 
+
 
 type RpcServer interface {
 
 	Start()
 
 	Stop()
 
@@ -163,7 +176,7 @@ func (p *EthereumApi) GetCodeAt(args *GetCodeAtArgs, reply *interface{}) error {
 
 }
 
 
 func (p *EthereumApi) Sha3(args *Sha3Args, reply *interface{}) error {
 
-	*reply = ethutil.Bytes2Hex(crypto.Sha3(ethutil.Hex2Bytes(args.Data)))
 
+	*reply = toHex(crypto.Sha3(fromHex(args.Data)))
 
 	return nil
 
 }