public void PayEnergyBill(DatabaseManager manager,
AccountCapsule origin,
AccountCapsule caller,
long percent,
long origin_energy_limit,
EnergyProcessor energy_processor,
long now)
{
if (this.receipt.EnergyUsageTotal <= 0)
{
return;
}
if (caller.Address.Equals(origin.Address))
{
PayEnergyBill(manager, caller, this.receipt.EnergyUsageTotal, energy_processor, now);
}
else
{
long origin_usage = (this.receipt.EnergyUsageTotal * percent) / 100;
origin_usage = GetOriginUsage(manager, origin,
origin_energy_limit,
energy_processor,
origin_usage);
long caller_usage = this.receipt.EnergyUsageTotal - origin_usage;
energy_processor.UseEnergy(origin, origin_usage, now);
this.receipt.OriginEnergyUsage = origin_usage;
PayEnergyBill(manager, caller, caller_usage, energy_processor, now);
}
}
public void AddSignature(byte[] privatekey, AccountStore account_store)
{
Transaction.Types.Contract contract = this.transaction.RawData.Contract[0];
byte[] owner = GetOwner(contract);
int permission_id = contract.PermissionId;
AccountCapsule account = account_store.Get(owner);
if (account == null)
{
throw new PermissionException("Account is not exist.");
}
Permission permission = account.GetPermissionById(permission_id);
if (permission == null)
{
throw new PermissionException("Permission is not exist");
}
if (permission_id != 0)
{
if (permission.Type != Permission.Types.PermissionType.Active)
{
throw new PermissionException("Permission type is error");
}
if (Wallet.CheckPermissionOperations(permission, contract))
{
throw new PermissionException("Invalid permission");
}
}
List <ByteString> approves = new List <ByteString>();
ECKey ec_key = ECKey.FromPrivateKey(privatekey);
byte[] address = Wallet.PublickKeyToAddress(ec_key.PublicKey);
if (this.transaction.Signature.Count > 0)
{
CheckWeight(permission, new List <ByteString>(this.transaction.Signature), this.GetRawHash().Hash, approves);
if (approves.Contains(ByteString.CopyFrom(address)))
{
throw new PermissionException(Wallet.AddressToBase58(address) + "had signed!");
}
}
long weight = GetWeight(permission, address);
if (weight == 0)
{
throw new PermissionException(
privatekey.ToHexString() + " address is " +
Wallet.AddressToBase58(address) + "but it is not contained of permission.");
}
ECDSASignature signature = ec_key.Sign(this.GetRawHash().Hash);
this.transaction.Signature.Add(ByteString.CopyFrom(signature.ToByteArray()));
}
public TransactionCapsule(TransferContract contract, AccountStore account_store)
{
AccountCapsule account = account_store.Get(contract.OwnerAddress.ToByteArray());
if (account == null || account.Balance < contract.Amount)
{
return;
}
CreateTransaction(contract, Transaction.Types.Contract.Types.ContractType.TransferContract);
}
public TransactionCapsule(AccountCreateContract contract, AccountStore account_store)
{
AccountCapsule account = account_store.Get(contract.OwnerAddress.ToByteArray());
if (account != null && account.Type == contract.Type)
{
return;
}
CreateTransaction(contract, Transaction.Types.Contract.Types.ContractType.AccountCreateContract);
}
private long GetOriginUsage(DatabaseManager manager,
AccountCapsule origin,
long origin_energy_limit,
EnergyProcessor energy_processor,
long origin_usage)
{
if (VMConfig.EnergyLimitHardFork)
{
return(Math.Min(origin_usage,
Math.Min(energy_processor.GetAccountLeftEnergyFromFreeze(origin), origin_energy_limit)));
}
return(Math.Min(origin_usage, energy_processor.GetAccountLeftEnergyFromFreeze(origin)));
}
public static bool ValidateSignature(Transaction tx, byte[] hash, DatabaseManager db_manager)
{
Permission permission = null;
AccountStore account_store = db_manager.Account;
Transaction.Types.Contract contract = tx.RawData.Contract?[0];
int permission_id = contract.PermissionId;
byte[] owner = GetOwner(contract);
AccountCapsule account = account_store.Get(owner);
if (account == null)
{
if (permission_id == 0)
{
permission = AccountCapsule.GetDefaultPermission(ByteString.CopyFrom(owner));
}
else if (permission_id == 2)
{
permission = AccountCapsule.CreateDefaultActivePermission(ByteString.CopyFrom(owner), db_manager);
}
}
else
{
permission = account.GetPermissionById(permission_id);
}
if (permission == null)
{
throw new PermissionException("Permission is not exist");
}
if (permission_id != 0)
{
if (permission.Type != Permission.Types.PermissionType.Active)
{
throw new PermissionException("Permission type is error");
}
if (!Wallet.CheckPermissionOperations(permission, contract))
{
throw new PermissionException("Invalid Permission");
}
}
return(CheckWeight(permission, new List <ByteString>(tx.Signature), hash, null) >= permission.Threshold);
}
private void PayEnergyBill(DatabaseManager manager,
AccountCapsule account,
long usage,
EnergyProcessor energy_processor,
long now)
{
long accountEnergyLeft = energy_processor.GetAccountLeftEnergyFromFreeze(account);
if (accountEnergyLeft >= usage)
{
energy_processor.UseEnergy(account, usage, now);
this.receipt.EnergyUsage = usage;
}
else
{
energy_processor.UseEnergy(account, accountEnergyLeft, now);
long sun_energy = DefineParameter.SUN_PER_ENERGY;
long dynamic_energy_fee = manager.DynamicProperties.GetEnergyFee();
if (dynamic_energy_fee > 0)
{
sun_energy = dynamic_energy_fee;
}
long energy_fee = (usage - accountEnergyLeft) * sun_energy;
this.receipt.EnergyUsage = accountEnergyLeft;
this.receipt.EnergyFee = energy_fee;
long balance = account.Balance;
if (balance < energy_fee)
{
throw new BalanceInsufficientException(
account.CreateDatabaseKey().ToHexString() + " insufficient balance");
}
account.Balance = balance - energy_fee;
manager.AdjustBalance(manager.Account.GetBlackHole().Address.ToByteArray(), energy_fee);
}
manager.Account.Put(account.Address.ToByteArray(), account);
}
public int CompareTo(AccountCapsule other)
{
return(other.Balance.CompareTo(this.Balance));
}
