// Code generated - DO NOT EDIT.
// This file is a generated binding and any manual changes will be lost.

package l2bridge

import (
	"math/big"
	"strings"

	ethereum "github.com/ethereum-optimism/optimism/l2geth"
	"github.com/ethereum-optimism/optimism/l2geth/accounts/abi"
	"github.com/ethereum-optimism/optimism/l2geth/accounts/abi/bind"
	"github.com/ethereum-optimism/optimism/l2geth/common"
	"github.com/ethereum-optimism/optimism/l2geth/core/types"
	"github.com/ethereum-optimism/optimism/l2geth/event"
)

// Reference imports to suppress errors if they are not otherwise used.
var (
	_ = big.NewInt
	_ = strings.NewReader
	_ = ethereum.NotFound
	_ = abi.U256
	_ = bind.Bind
	_ = common.Big1
	_ = types.BloomLookup
	_ = event.NewSubscription
)

// L2StandardBridgeABI is the input ABI used to generate the binding from.
const L2StandardBridgeABI = "[{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_l2CrossDomainMessenger\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_l1TokenBridge\",\"type\":\"address\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_l1Token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_l2Token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"DepositFailed\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_l1Token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_l2Token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"DepositFinalized\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_l1Token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_l2Token\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"WithdrawalInitiated\",\"type\":\"event\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_l1Token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_l2Token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"finalizeDeposit\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"l1TokenBridge\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"messenger\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_l2Token\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"_l1Gas\",\"type\":\"uint32\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"withdraw\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_l2Token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"},{\"internalType\":\"uint32\",\"name\":\"_l1Gas\",\"type\":\"uint32\"},{\"internalType\":\"bytes\",\"name\":\"_data\",\"type\":\"bytes\"}],\"name\":\"withdrawTo\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}]"

// L2StandardBridgeBin is the compiled bytecode used for deploying new contracts.
var L2StandardBridgeBin = " "

// DeployL2StandardBridge deploys a new Ethereum contract, binding an instance of L2StandardBridge to it.
func DeployL2StandardBridge(auth *bind.TransactOpts, backend bind.ContractBackend, _l2CrossDomainMessenger common.Address, _l1TokenBridge common.Address) (common.Address, *types.Transaction, *L2StandardBridge, error) {
	parsed, err := abi.JSON(strings.NewReader(L2StandardBridgeABI))
	if err != nil {
		return common.Address{}, nil, nil, err
	}

	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(L2StandardBridgeBin), backend, _l2CrossDomainMessenger, _l1TokenBridge)
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	return address, tx, &L2StandardBridge{L2StandardBridgeCaller: L2StandardBridgeCaller{contract: contract}, L2StandardBridgeTransactor: L2StandardBridgeTransactor{contract: contract}, L2StandardBridgeFilterer: L2StandardBridgeFilterer{contract: contract}}, nil
}

// L2StandardBridge is an auto generated Go binding around an Ethereum contract.
type L2StandardBridge struct {
	L2StandardBridgeCaller     // Read-only binding to the contract
	L2StandardBridgeTransactor // Write-only binding to the contract
	L2StandardBridgeFilterer   // Log filterer for contract events
}

// L2StandardBridgeCaller is an auto generated read-only Go binding around an Ethereum contract.
type L2StandardBridgeCaller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// L2StandardBridgeTransactor is an auto generated write-only Go binding around an Ethereum contract.
type L2StandardBridgeTransactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// L2StandardBridgeFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
type L2StandardBridgeFilterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// L2StandardBridgeSession is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type L2StandardBridgeSession struct {
	Contract     *L2StandardBridge // Generic contract binding to set the session for
	CallOpts     bind.CallOpts     // Call options to use throughout this session
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// L2StandardBridgeCallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type L2StandardBridgeCallerSession struct {
	Contract *L2StandardBridgeCaller // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts           // Call options to use throughout this session
}

// L2StandardBridgeTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type L2StandardBridgeTransactorSession struct {
	Contract     *L2StandardBridgeTransactor // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts           // Transaction auth options to use throughout this session
}

// L2StandardBridgeRaw is an auto generated low-level Go binding around an Ethereum contract.
type L2StandardBridgeRaw struct {
	Contract *L2StandardBridge // Generic contract binding to access the raw methods on
}

// L2StandardBridgeCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type L2StandardBridgeCallerRaw struct {
	Contract *L2StandardBridgeCaller // Generic read-only contract binding to access the raw methods on
}

// L2StandardBridgeTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type L2StandardBridgeTransactorRaw struct {
	Contract *L2StandardBridgeTransactor // Generic write-only contract binding to access the raw methods on
}

// NewL2StandardBridge creates a new instance of L2StandardBridge, bound to a specific deployed contract.
func NewL2StandardBridge(address common.Address, backend bind.ContractBackend) (*L2StandardBridge, error) {
	contract, err := bindL2StandardBridge(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &L2StandardBridge{L2StandardBridgeCaller: L2StandardBridgeCaller{contract: contract}, L2StandardBridgeTransactor: L2StandardBridgeTransactor{contract: contract}, L2StandardBridgeFilterer: L2StandardBridgeFilterer{contract: contract}}, nil
}

// NewL2StandardBridgeCaller creates a new read-only instance of L2StandardBridge, bound to a specific deployed contract.
func NewL2StandardBridgeCaller(address common.Address, caller bind.ContractCaller) (*L2StandardBridgeCaller, error) {
	contract, err := bindL2StandardBridge(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &L2StandardBridgeCaller{contract: contract}, nil
}

// NewL2StandardBridgeTransactor creates a new write-only instance of L2StandardBridge, bound to a specific deployed contract.
func NewL2StandardBridgeTransactor(address common.Address, transactor bind.ContractTransactor) (*L2StandardBridgeTransactor, error) {
	contract, err := bindL2StandardBridge(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &L2StandardBridgeTransactor{contract: contract}, nil
}

// NewL2StandardBridgeFilterer creates a new log filterer instance of L2StandardBridge, bound to a specific deployed contract.
func NewL2StandardBridgeFilterer(address common.Address, filterer bind.ContractFilterer) (*L2StandardBridgeFilterer, error) {
	contract, err := bindL2StandardBridge(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &L2StandardBridgeFilterer{contract: contract}, nil
}

// bindL2StandardBridge binds a generic wrapper to an already deployed contract.
func bindL2StandardBridge(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(L2StandardBridgeABI))
	if err != nil {
		return nil, err
	}
	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_L2StandardBridge *L2StandardBridgeRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
	return _L2StandardBridge.Contract.L2StandardBridgeCaller.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_L2StandardBridge *L2StandardBridgeRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.L2StandardBridgeTransactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_L2StandardBridge *L2StandardBridgeRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.L2StandardBridgeTransactor.contract.Transact(opts, method, params...)
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_L2StandardBridge *L2StandardBridgeCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
	return _L2StandardBridge.Contract.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_L2StandardBridge *L2StandardBridgeTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_L2StandardBridge *L2StandardBridgeTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.contract.Transact(opts, method, params...)
}

// L1TokenBridge is a free data retrieval call binding the contract method 0x36c717c1.
//
// Solidity: function l1TokenBridge() constant returns(address)
func (_L2StandardBridge *L2StandardBridgeCaller) L1TokenBridge(opts *bind.CallOpts) (common.Address, error) {
	var (
		ret0 = new(common.Address)
	)
	out := ret0
	err := _L2StandardBridge.contract.Call(opts, out, "l1TokenBridge")
	return *ret0, err
}

// L1TokenBridge is a free data retrieval call binding the contract method 0x36c717c1.
//
// Solidity: function l1TokenBridge() constant returns(address)
func (_L2StandardBridge *L2StandardBridgeSession) L1TokenBridge() (common.Address, error) {
	return _L2StandardBridge.Contract.L1TokenBridge(&_L2StandardBridge.CallOpts)
}

// L1TokenBridge is a free data retrieval call binding the contract method 0x36c717c1.
//
// Solidity: function l1TokenBridge() constant returns(address)
func (_L2StandardBridge *L2StandardBridgeCallerSession) L1TokenBridge() (common.Address, error) {
	return _L2StandardBridge.Contract.L1TokenBridge(&_L2StandardBridge.CallOpts)
}

// Messenger is a free data retrieval call binding the contract method 0x3cb747bf.
//
// Solidity: function messenger() constant returns(address)
func (_L2StandardBridge *L2StandardBridgeCaller) Messenger(opts *bind.CallOpts) (common.Address, error) {
	var (
		ret0 = new(common.Address)
	)
	out := ret0
	err := _L2StandardBridge.contract.Call(opts, out, "messenger")
	return *ret0, err
}

// Messenger is a free data retrieval call binding the contract method 0x3cb747bf.
//
// Solidity: function messenger() constant returns(address)
func (_L2StandardBridge *L2StandardBridgeSession) Messenger() (common.Address, error) {
	return _L2StandardBridge.Contract.Messenger(&_L2StandardBridge.CallOpts)
}

// Messenger is a free data retrieval call binding the contract method 0x3cb747bf.
//
// Solidity: function messenger() constant returns(address)
func (_L2StandardBridge *L2StandardBridgeCallerSession) Messenger() (common.Address, error) {
	return _L2StandardBridge.Contract.Messenger(&_L2StandardBridge.CallOpts)
}

// FinalizeDeposit is a paid mutator transaction binding the contract method 0x662a633a.
//
// Solidity: function finalizeDeposit(address _l1Token, address _l2Token, address _from, address _to, uint256 _amount, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeTransactor) FinalizeDeposit(opts *bind.TransactOpts, _l1Token common.Address, _l2Token common.Address, _from common.Address, _to common.Address, _amount *big.Int, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.contract.Transact(opts, "finalizeDeposit", _l1Token, _l2Token, _from, _to, _amount, _data)
}

// FinalizeDeposit is a paid mutator transaction binding the contract method 0x662a633a.
//
// Solidity: function finalizeDeposit(address _l1Token, address _l2Token, address _from, address _to, uint256 _amount, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeSession) FinalizeDeposit(_l1Token common.Address, _l2Token common.Address, _from common.Address, _to common.Address, _amount *big.Int, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.FinalizeDeposit(&_L2StandardBridge.TransactOpts, _l1Token, _l2Token, _from, _to, _amount, _data)
}

// FinalizeDeposit is a paid mutator transaction binding the contract method 0x662a633a.
//
// Solidity: function finalizeDeposit(address _l1Token, address _l2Token, address _from, address _to, uint256 _amount, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeTransactorSession) FinalizeDeposit(_l1Token common.Address, _l2Token common.Address, _from common.Address, _to common.Address, _amount *big.Int, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.FinalizeDeposit(&_L2StandardBridge.TransactOpts, _l1Token, _l2Token, _from, _to, _amount, _data)
}

// Withdraw is a paid mutator transaction binding the contract method 0x32b7006d.
//
// Solidity: function withdraw(address _l2Token, uint256 _amount, uint32 _l1Gas, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeTransactor) Withdraw(opts *bind.TransactOpts, _l2Token common.Address, _amount *big.Int, _l1Gas uint32, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.contract.Transact(opts, "withdraw", _l2Token, _amount, _l1Gas, _data)
}

// Withdraw is a paid mutator transaction binding the contract method 0x32b7006d.
//
// Solidity: function withdraw(address _l2Token, uint256 _amount, uint32 _l1Gas, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeSession) Withdraw(_l2Token common.Address, _amount *big.Int, _l1Gas uint32, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.Withdraw(&_L2StandardBridge.TransactOpts, _l2Token, _amount, _l1Gas, _data)
}

// Withdraw is a paid mutator transaction binding the contract method 0x32b7006d.
//
// Solidity: function withdraw(address _l2Token, uint256 _amount, uint32 _l1Gas, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeTransactorSession) Withdraw(_l2Token common.Address, _amount *big.Int, _l1Gas uint32, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.Withdraw(&_L2StandardBridge.TransactOpts, _l2Token, _amount, _l1Gas, _data)
}

// WithdrawTo is a paid mutator transaction binding the contract method 0xa3a79548.
//
// Solidity: function withdrawTo(address _l2Token, address _to, uint256 _amount, uint32 _l1Gas, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeTransactor) WithdrawTo(opts *bind.TransactOpts, _l2Token common.Address, _to common.Address, _amount *big.Int, _l1Gas uint32, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.contract.Transact(opts, "withdrawTo", _l2Token, _to, _amount, _l1Gas, _data)
}

// WithdrawTo is a paid mutator transaction binding the contract method 0xa3a79548.
//
// Solidity: function withdrawTo(address _l2Token, address _to, uint256 _amount, uint32 _l1Gas, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeSession) WithdrawTo(_l2Token common.Address, _to common.Address, _amount *big.Int, _l1Gas uint32, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.WithdrawTo(&_L2StandardBridge.TransactOpts, _l2Token, _to, _amount, _l1Gas, _data)
}

// WithdrawTo is a paid mutator transaction binding the contract method 0xa3a79548.
//
// Solidity: function withdrawTo(address _l2Token, address _to, uint256 _amount, uint32 _l1Gas, bytes _data) returns()
func (_L2StandardBridge *L2StandardBridgeTransactorSession) WithdrawTo(_l2Token common.Address, _to common.Address, _amount *big.Int, _l1Gas uint32, _data []byte) (*types.Transaction, error) {
	return _L2StandardBridge.Contract.WithdrawTo(&_L2StandardBridge.TransactOpts, _l2Token, _to, _amount, _l1Gas, _data)
}

// L2StandardBridgeDepositFailedIterator is returned from FilterDepositFailed and is used to iterate over the raw logs and unpacked data for DepositFailed events raised by the L2StandardBridge contract.
type L2StandardBridgeDepositFailedIterator struct {
	Event *L2StandardBridgeDepositFailed // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *L2StandardBridgeDepositFailedIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(L2StandardBridgeDepositFailed)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(L2StandardBridgeDepositFailed)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *L2StandardBridgeDepositFailedIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *L2StandardBridgeDepositFailedIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// L2StandardBridgeDepositFailed represents a DepositFailed event raised by the L2StandardBridge contract.
type L2StandardBridgeDepositFailed struct {
	L1Token common.Address
	L2Token common.Address
	From    common.Address
	To      common.Address
	Amount  *big.Int
	Data    []byte
	Raw     types.Log // Blockchain specific contextual infos
}

// FilterDepositFailed is a free log retrieval operation binding the contract event 0x7ea89a4591614515571c2b51f5ea06494056f261c10ab1ed8c03c7590d87bce0.
//
// Solidity: event DepositFailed(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) FilterDepositFailed(opts *bind.FilterOpts, _l1Token []common.Address, _l2Token []common.Address, _from []common.Address) (*L2StandardBridgeDepositFailedIterator, error) {

	var _l1TokenRule []interface{}
	for _, _l1TokenItem := range _l1Token {
		_l1TokenRule = append(_l1TokenRule, _l1TokenItem)
	}
	var _l2TokenRule []interface{}
	for _, _l2TokenItem := range _l2Token {
		_l2TokenRule = append(_l2TokenRule, _l2TokenItem)
	}
	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}

	logs, sub, err := _L2StandardBridge.contract.FilterLogs(opts, "DepositFailed", _l1TokenRule, _l2TokenRule, _fromRule)
	if err != nil {
		return nil, err
	}
	return &L2StandardBridgeDepositFailedIterator{contract: _L2StandardBridge.contract, event: "DepositFailed", logs: logs, sub: sub}, nil
}

// WatchDepositFailed is a free log subscription operation binding the contract event 0x7ea89a4591614515571c2b51f5ea06494056f261c10ab1ed8c03c7590d87bce0.
//
// Solidity: event DepositFailed(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) WatchDepositFailed(opts *bind.WatchOpts, sink chan<- *L2StandardBridgeDepositFailed, _l1Token []common.Address, _l2Token []common.Address, _from []common.Address) (event.Subscription, error) {

	var _l1TokenRule []interface{}
	for _, _l1TokenItem := range _l1Token {
		_l1TokenRule = append(_l1TokenRule, _l1TokenItem)
	}
	var _l2TokenRule []interface{}
	for _, _l2TokenItem := range _l2Token {
		_l2TokenRule = append(_l2TokenRule, _l2TokenItem)
	}
	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}

	logs, sub, err := _L2StandardBridge.contract.WatchLogs(opts, "DepositFailed", _l1TokenRule, _l2TokenRule, _fromRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(L2StandardBridgeDepositFailed)
				if err := _L2StandardBridge.contract.UnpackLog(event, "DepositFailed", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseDepositFailed is a log parse operation binding the contract event 0x7ea89a4591614515571c2b51f5ea06494056f261c10ab1ed8c03c7590d87bce0.
//
// Solidity: event DepositFailed(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) ParseDepositFailed(log types.Log) (*L2StandardBridgeDepositFailed, error) {
	event := new(L2StandardBridgeDepositFailed)
	if err := _L2StandardBridge.contract.UnpackLog(event, "DepositFailed", log); err != nil {
		return nil, err
	}
	return event, nil
}

// L2StandardBridgeDepositFinalizedIterator is returned from FilterDepositFinalized and is used to iterate over the raw logs and unpacked data for DepositFinalized events raised by the L2StandardBridge contract.
type L2StandardBridgeDepositFinalizedIterator struct {
	Event *L2StandardBridgeDepositFinalized // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *L2StandardBridgeDepositFinalizedIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(L2StandardBridgeDepositFinalized)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(L2StandardBridgeDepositFinalized)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *L2StandardBridgeDepositFinalizedIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *L2StandardBridgeDepositFinalizedIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// L2StandardBridgeDepositFinalized represents a DepositFinalized event raised by the L2StandardBridge contract.
type L2StandardBridgeDepositFinalized struct {
	L1Token common.Address
	L2Token common.Address
	From    common.Address
	To      common.Address
	Amount  *big.Int
	Data    []byte
	Raw     types.Log // Blockchain specific contextual infos
}

// FilterDepositFinalized is a free log retrieval operation binding the contract event 0xb0444523268717a02698be47d0803aa7468c00acbed2f8bd93a0459cde61dd89.
//
// Solidity: event DepositFinalized(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) FilterDepositFinalized(opts *bind.FilterOpts, _l1Token []common.Address, _l2Token []common.Address, _from []common.Address) (*L2StandardBridgeDepositFinalizedIterator, error) {

	var _l1TokenRule []interface{}
	for _, _l1TokenItem := range _l1Token {
		_l1TokenRule = append(_l1TokenRule, _l1TokenItem)
	}
	var _l2TokenRule []interface{}
	for _, _l2TokenItem := range _l2Token {
		_l2TokenRule = append(_l2TokenRule, _l2TokenItem)
	}
	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}

	logs, sub, err := _L2StandardBridge.contract.FilterLogs(opts, "DepositFinalized", _l1TokenRule, _l2TokenRule, _fromRule)
	if err != nil {
		return nil, err
	}
	return &L2StandardBridgeDepositFinalizedIterator{contract: _L2StandardBridge.contract, event: "DepositFinalized", logs: logs, sub: sub}, nil
}

// WatchDepositFinalized is a free log subscription operation binding the contract event 0xb0444523268717a02698be47d0803aa7468c00acbed2f8bd93a0459cde61dd89.
//
// Solidity: event DepositFinalized(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) WatchDepositFinalized(opts *bind.WatchOpts, sink chan<- *L2StandardBridgeDepositFinalized, _l1Token []common.Address, _l2Token []common.Address, _from []common.Address) (event.Subscription, error) {

	var _l1TokenRule []interface{}
	for _, _l1TokenItem := range _l1Token {
		_l1TokenRule = append(_l1TokenRule, _l1TokenItem)
	}
	var _l2TokenRule []interface{}
	for _, _l2TokenItem := range _l2Token {
		_l2TokenRule = append(_l2TokenRule, _l2TokenItem)
	}
	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}

	logs, sub, err := _L2StandardBridge.contract.WatchLogs(opts, "DepositFinalized", _l1TokenRule, _l2TokenRule, _fromRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(L2StandardBridgeDepositFinalized)
				if err := _L2StandardBridge.contract.UnpackLog(event, "DepositFinalized", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseDepositFinalized is a log parse operation binding the contract event 0xb0444523268717a02698be47d0803aa7468c00acbed2f8bd93a0459cde61dd89.
//
// Solidity: event DepositFinalized(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) ParseDepositFinalized(log types.Log) (*L2StandardBridgeDepositFinalized, error) {
	event := new(L2StandardBridgeDepositFinalized)
	if err := _L2StandardBridge.contract.UnpackLog(event, "DepositFinalized", log); err != nil {
		return nil, err
	}
	return event, nil
}

// L2StandardBridgeWithdrawalInitiatedIterator is returned from FilterWithdrawalInitiated and is used to iterate over the raw logs and unpacked data for WithdrawalInitiated events raised by the L2StandardBridge contract.
type L2StandardBridgeWithdrawalInitiatedIterator struct {
	Event *L2StandardBridgeWithdrawalInitiated // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *L2StandardBridgeWithdrawalInitiatedIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(L2StandardBridgeWithdrawalInitiated)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(L2StandardBridgeWithdrawalInitiated)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *L2StandardBridgeWithdrawalInitiatedIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *L2StandardBridgeWithdrawalInitiatedIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// L2StandardBridgeWithdrawalInitiated represents a WithdrawalInitiated event raised by the L2StandardBridge contract.
type L2StandardBridgeWithdrawalInitiated struct {
	L1Token common.Address
	L2Token common.Address
	From    common.Address
	To      common.Address
	Amount  *big.Int
	Data    []byte
	Raw     types.Log // Blockchain specific contextual infos
}

// FilterWithdrawalInitiated is a free log retrieval operation binding the contract event 0x73d170910aba9e6d50b102db522b1dbcd796216f5128b445aa2135272886497e.
//
// Solidity: event WithdrawalInitiated(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) FilterWithdrawalInitiated(opts *bind.FilterOpts, _l1Token []common.Address, _l2Token []common.Address, _from []common.Address) (*L2StandardBridgeWithdrawalInitiatedIterator, error) {

	var _l1TokenRule []interface{}
	for _, _l1TokenItem := range _l1Token {
		_l1TokenRule = append(_l1TokenRule, _l1TokenItem)
	}
	var _l2TokenRule []interface{}
	for _, _l2TokenItem := range _l2Token {
		_l2TokenRule = append(_l2TokenRule, _l2TokenItem)
	}
	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}

	logs, sub, err := _L2StandardBridge.contract.FilterLogs(opts, "WithdrawalInitiated", _l1TokenRule, _l2TokenRule, _fromRule)
	if err != nil {
		return nil, err
	}
	return &L2StandardBridgeWithdrawalInitiatedIterator{contract: _L2StandardBridge.contract, event: "WithdrawalInitiated", logs: logs, sub: sub}, nil
}

// WatchWithdrawalInitiated is a free log subscription operation binding the contract event 0x73d170910aba9e6d50b102db522b1dbcd796216f5128b445aa2135272886497e.
//
// Solidity: event WithdrawalInitiated(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) WatchWithdrawalInitiated(opts *bind.WatchOpts, sink chan<- *L2StandardBridgeWithdrawalInitiated, _l1Token []common.Address, _l2Token []common.Address, _from []common.Address) (event.Subscription, error) {

	var _l1TokenRule []interface{}
	for _, _l1TokenItem := range _l1Token {
		_l1TokenRule = append(_l1TokenRule, _l1TokenItem)
	}
	var _l2TokenRule []interface{}
	for _, _l2TokenItem := range _l2Token {
		_l2TokenRule = append(_l2TokenRule, _l2TokenItem)
	}
	var _fromRule []interface{}
	for _, _fromItem := range _from {
		_fromRule = append(_fromRule, _fromItem)
	}

	logs, sub, err := _L2StandardBridge.contract.WatchLogs(opts, "WithdrawalInitiated", _l1TokenRule, _l2TokenRule, _fromRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(L2StandardBridgeWithdrawalInitiated)
				if err := _L2StandardBridge.contract.UnpackLog(event, "WithdrawalInitiated", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseWithdrawalInitiated is a log parse operation binding the contract event 0x73d170910aba9e6d50b102db522b1dbcd796216f5128b445aa2135272886497e.
//
// Solidity: event WithdrawalInitiated(address indexed _l1Token, address indexed _l2Token, address indexed _from, address _to, uint256 _amount, bytes _data)
func (_L2StandardBridge *L2StandardBridgeFilterer) ParseWithdrawalInitiated(log types.Log) (*L2StandardBridgeWithdrawalInitiated, error) {
	event := new(L2StandardBridgeWithdrawalInitiated)
	if err := _L2StandardBridge.contract.UnpackLog(event, "WithdrawalInitiated", log); err != nil {
		return nil, err
	}
	return event, nil
}
