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Samples and disams cmd for evm code

obscuren 10 lat temu
rodzic
84adf77bf3
commit
ddf17d93ac
4 zmienionych plików z 103 dodań i 5 usunięć
Widok podzielony Pokaż statystyki zmian
  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
Wyświetl plik 

@@ -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
Wyświetl plik 

@@ -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
Wyświetl plik 

@@ -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
Wyświetl plik 

@@ -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
 
 }