public static byte[] Base58CheckDecode(this string input)
{
byte[] buffer = Base58.Decode(input);
if (buffer.Length < 4)
{
throw new FormatException();
}
byte[] checksum = buffer.Sha256(0, buffer.Length - 4).Sha256();
if (!buffer.Skip(buffer.Length - 4).SequenceEqual(checksum.Take(4)))
{
throw new FormatException();
}
var ret = buffer.Take(buffer.Length - 4).ToArray();
Array.Clear(buffer, 0, buffer.Length);
return(ret);
}
public TValue Get(string key)
{
TValue currValue = default(TValue);
if (currDic.TryGetValue(key, out currValue))
{
return(currValue);
}
string value = db.Get($"{prefix}___{key}", options);
if (value != null)
{
return(Deserialize(Base58.Decode(value)));
}
return(default(TValue));
}
public void GetAccounts(HttpMessage httpMessage)
{
var buffer = Base58.Decode(httpMessage.map["List"]).ToStr();
var list = JsonHelper.FromJson <List <string> >(buffer);
using (DbSnapshot dbSnapshot = Entity.Root.GetComponent <LevelDBStore>().GetSnapshot(0))
{
var accounts = new Dictionary <string, Account>();
for (int i = 0; i < list.Count; i++)
{
Account account = dbSnapshot.Accounts.Get(list[i]);
if (account == null)
{
account = new Account()
{
address = list[i], amount = "0", index = 0, notice = 0
};
}
accounts.Remove(account.address);
accounts.Add(account.address, account);
}
httpMessage.result = JsonHelper.ToJson(accounts);
}
}
public void Execute(DbSnapshot dbSnapshot, Transfer transfer, long height)
{
LuaVMCall luaVMCall = new LuaVMCall();
LuaVMScript luaVMScript = null;
LuaVMContext LuaVMContext = null;
try
{
s_dbSnapshot = dbSnapshot;
string address = (transfer.addressOut == null || transfer.addressOut == "") ? Wallet.ToAddress(CryptoHelper.Sha256(Encoding.UTF8.GetBytes(transfer.data))) : transfer.addressOut;
LuaEnv luaenv = GetLuaEnv(address);
// rapidjson待优化，改为直接在C#层调用
luaenv.Global.Set("contractAddress", address);
luaenv.Global.Set("dbSnapshot", dbSnapshot);
luaenv.DoString(initScript);
if (transfer.addressOut == null || transfer.addressOut == "")
{
// 当前版本只能由superAddress发布智能合约
if (consensus.superAddress != transfer.addressIn)
{
return;
}
luaVMScript = new LuaVMScript()
{
script = Base58.Decode(transfer.data)
};
LuaVMContext = new LuaVMContext()
{
jsonData = "{}".ToByteArray()
};
luaVMCall.fnName = "Create";
luaVMCall.args = new FieldParam[0];
if (dbSnapshot.Contracts.Get(address) == null)
{
dbSnapshot.Contracts.Add(address, luaVMScript);
}
luaenv.DoString(luaVMScript.script);
}
else
{
luaVMScript = dbSnapshot.Contracts.Get(address);
LuaVMContext = dbSnapshot.Storages.Get(address);
luaVMCall = LuaVMCall.Decode(transfer.data);
luaenv.DoString(luaVMScript.script, transfer.addressOut);
luaenv.DoString($"Storages = rapidjson.decode('{LuaVMContext.jsonData.ToStr()}')\n");
}
object[] args = luaVMCall.args.Select(a => a.GetValue()).ToArray();
LuaFunction luaFun = luaenv.Global.Get <LuaFunction>(luaVMCall.fnName);
luaenv.DoString($"curHeight = {height}\n");
luaenv.DoString($"curAddress = '{transfer.addressIn}'\n");
luaFun.Call(args);
// 待优化，改为直接在C#层调用
luaenv.DoString("StoragesJson = rapidjson.encode(Storages)\n");
LuaVMContext.jsonData = luaenv.Global.Get <string>("StoragesJson").ToByteArray();
dbSnapshot.Storages.Add(address, LuaVMContext);
}
catch (Exception)
{
Log.Info($"LuaVMEnv.Execute Error, transfer.hash: {transfer.hash} , contract: {transfer.addressOut} func:{luaVMCall.fnName}");
}
}