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| author | obscuren <geffobscura@gmail.com> | 2015-01-29 21:46:59 +0800 |
|---|---|---|
| committer | obscuren <geffobscura@gmail.com> | 2015-01-29 21:46:59 +0800 |
| commit | ddf17d93acf92ef18b0134f19f22220362e06bad (patch) | |
| tree | 1e506bd62ba922f915f9fef2cb90b5f7d710afb5 /cmd | |
| parent | 84adf77bf3492351de82f0ec820a1d280e85a5cd (diff) | |
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Samples and disams cmd for evm code
Diffstat (limited to 'cmd')
| -rw-r--r-- | cmd/disasm/main.go | 34 | ||||
| -rw-r--r-- | cmd/mist/assets/examples/abi.html (renamed from cmd/mist/assets/examples/test.html) | 19 | ||||
| -rw-r--r-- | cmd/mist/assets/examples/balance.html | 40 |
3 files changed, 89 insertions, 4 deletions
diff --git a/cmd/disasm/main.go b/cmd/disasm/main.go new file mode 100644 index 000000000..c07246b00 --- /dev/null +++ b/cmd/disasm/main.go @@ -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() + } +} diff --git a/cmd/mist/assets/examples/test.html b/cmd/mist/assets/examples/abi.html index cfc010971..8d172482c 100644 --- a/cmd/mist/assets/examples/test.html +++ b/cmd/mist/assets/examples/abi.html @@ -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> diff --git a/cmd/mist/assets/examples/balance.html b/cmd/mist/assets/examples/balance.html new file mode 100644 index 000000000..bc483a879 --- /dev/null +++ b/cmd/mist/assets/examples/balance.html @@ -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> + + |