github.com/XinFinOrg/xdcchain@v1.1.0/contracts/blocksigner/contract/blocksigner.go (about)

     1  // Code generated - DO NOT EDIT.
     2  // This file is a generated binding and any manual changes will be lost.
     3  
     4  package contract
     5  
     6  import (
     7  	"math/big"
     8  	"strings"
     9  
    10  	ethereum "github.com/ethereum/go-ethereum"
    11  	"github.com/ethereum/go-ethereum/accounts/abi"
    12  	"github.com/ethereum/go-ethereum/accounts/abi/bind"
    13  	"github.com/ethereum/go-ethereum/common"
    14  	"github.com/ethereum/go-ethereum/core/types"
    15  	"github.com/ethereum/go-ethereum/event"
    16  )
    17  
    18  // BlockSignerABI is the input ABI used to generate the binding from.
    19  const BlockSignerABI = "[{\"constant\":false,\"inputs\":[{\"name\":\"_blockNumber\",\"type\":\"uint256\"},{\"name\":\"_blockHash\",\"type\":\"bytes32\"}],\"name\":\"sign\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_blockHash\",\"type\":\"bytes32\"}],\"name\":\"getSigners\",\"outputs\":[{\"name\":\"\",\"type\":\"address[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"epochNumber\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"name\":\"_epochNumber\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"name\":\"_signer\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"_blockNumber\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"_blockHash\",\"type\":\"bytes32\"}],\"name\":\"Sign\",\"type\":\"event\"}]"
    20  
    21  // BlockSignerBin is the compiled bytecode used for deploying new contracts.
    22  const BlockSignerBin = `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`
    23  
    24  // DeployBlockSigner deploys a new Ethereum contract, binding an instance of BlockSigner to it.
    25  func DeployBlockSigner(auth *bind.TransactOpts, backend bind.ContractBackend, _epochNumber *big.Int) (common.Address, *types.Transaction, *BlockSigner, error) {
    26  	parsed, err := abi.JSON(strings.NewReader(BlockSignerABI))
    27  	if err != nil {
    28  		return common.Address{}, nil, nil, err
    29  	}
    30  	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(BlockSignerBin), backend, _epochNumber)
    31  	if err != nil {
    32  		return common.Address{}, nil, nil, err
    33  	}
    34  	return address, tx, &BlockSigner{BlockSignerCaller: BlockSignerCaller{contract: contract}, BlockSignerTransactor: BlockSignerTransactor{contract: contract}, BlockSignerFilterer: BlockSignerFilterer{contract: contract}}, nil
    35  }
    36  
    37  // BlockSigner is an auto generated Go binding around an Ethereum contract.
    38  type BlockSigner struct {
    39  	BlockSignerCaller     // Read-only binding to the contract
    40  	BlockSignerTransactor // Write-only binding to the contract
    41  	BlockSignerFilterer   // Log filterer for contract events
    42  }
    43  
    44  // BlockSignerCaller is an auto generated read-only Go binding around an Ethereum contract.
    45  type BlockSignerCaller struct {
    46  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
    47  }
    48  
    49  // BlockSignerTransactor is an auto generated write-only Go binding around an Ethereum contract.
    50  type BlockSignerTransactor struct {
    51  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
    52  }
    53  
    54  // BlockSignerFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
    55  type BlockSignerFilterer struct {
    56  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
    57  }
    58  
    59  // BlockSignerSession is an auto generated Go binding around an Ethereum contract,
    60  // with pre-set call and transact options.
    61  type BlockSignerSession struct {
    62  	Contract     *BlockSigner      // Generic contract binding to set the session for
    63  	CallOpts     bind.CallOpts     // Call options to use throughout this session
    64  	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
    65  }
    66  
    67  // BlockSignerCallerSession is an auto generated read-only Go binding around an Ethereum contract,
    68  // with pre-set call options.
    69  type BlockSignerCallerSession struct {
    70  	Contract *BlockSignerCaller // Generic contract caller binding to set the session for
    71  	CallOpts bind.CallOpts      // Call options to use throughout this session
    72  }
    73  
    74  // BlockSignerTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
    75  // with pre-set transact options.
    76  type BlockSignerTransactorSession struct {
    77  	Contract     *BlockSignerTransactor // Generic contract transactor binding to set the session for
    78  	TransactOpts bind.TransactOpts      // Transaction auth options to use throughout this session
    79  }
    80  
    81  // BlockSignerRaw is an auto generated low-level Go binding around an Ethereum contract.
    82  type BlockSignerRaw struct {
    83  	Contract *BlockSigner // Generic contract binding to access the raw methods on
    84  }
    85  
    86  // BlockSignerCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
    87  type BlockSignerCallerRaw struct {
    88  	Contract *BlockSignerCaller // Generic read-only contract binding to access the raw methods on
    89  }
    90  
    91  // BlockSignerTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
    92  type BlockSignerTransactorRaw struct {
    93  	Contract *BlockSignerTransactor // Generic write-only contract binding to access the raw methods on
    94  }
    95  
    96  // NewBlockSigner creates a new instance of BlockSigner, bound to a specific deployed contract.
    97  func NewBlockSigner(address common.Address, backend bind.ContractBackend) (*BlockSigner, error) {
    98  	contract, err := bindBlockSigner(address, backend, backend, backend)
    99  	if err != nil {
   100  		return nil, err
   101  	}
   102  	return &BlockSigner{BlockSignerCaller: BlockSignerCaller{contract: contract}, BlockSignerTransactor: BlockSignerTransactor{contract: contract}, BlockSignerFilterer: BlockSignerFilterer{contract: contract}}, nil
   103  }
   104  
   105  // NewBlockSignerCaller creates a new read-only instance of BlockSigner, bound to a specific deployed contract.
   106  func NewBlockSignerCaller(address common.Address, caller bind.ContractCaller) (*BlockSignerCaller, error) {
   107  	contract, err := bindBlockSigner(address, caller, nil, nil)
   108  	if err != nil {
   109  		return nil, err
   110  	}
   111  	return &BlockSignerCaller{contract: contract}, nil
   112  }
   113  
   114  // NewBlockSignerTransactor creates a new write-only instance of BlockSigner, bound to a specific deployed contract.
   115  func NewBlockSignerTransactor(address common.Address, transactor bind.ContractTransactor) (*BlockSignerTransactor, error) {
   116  	contract, err := bindBlockSigner(address, nil, transactor, nil)
   117  	if err != nil {
   118  		return nil, err
   119  	}
   120  	return &BlockSignerTransactor{contract: contract}, nil
   121  }
   122  
   123  // NewBlockSignerFilterer creates a new log filterer instance of BlockSigner, bound to a specific deployed contract.
   124  func NewBlockSignerFilterer(address common.Address, filterer bind.ContractFilterer) (*BlockSignerFilterer, error) {
   125  	contract, err := bindBlockSigner(address, nil, nil, filterer)
   126  	if err != nil {
   127  		return nil, err
   128  	}
   129  	return &BlockSignerFilterer{contract: contract}, nil
   130  }
   131  
   132  // bindBlockSigner binds a generic wrapper to an already deployed contract.
   133  func bindBlockSigner(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
   134  	parsed, err := abi.JSON(strings.NewReader(BlockSignerABI))
   135  	if err != nil {
   136  		return nil, err
   137  	}
   138  	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
   139  }
   140  
   141  // Call invokes the (constant) contract method with params as input values and
   142  // sets the output to result. The result type might be a single field for simple
   143  // returns, a slice of interfaces for anonymous returns and a struct for named
   144  // returns.
   145  func (_BlockSigner *BlockSignerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
   146  	return _BlockSigner.Contract.BlockSignerCaller.contract.Call(opts, result, method, params...)
   147  }
   148  
   149  // Transfer initiates a plain transaction to move funds to the contract, calling
   150  // its default method if one is available.
   151  func (_BlockSigner *BlockSignerRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
   152  	return _BlockSigner.Contract.BlockSignerTransactor.contract.Transfer(opts)
   153  }
   154  
   155  // Transact invokes the (paid) contract method with params as input values.
   156  func (_BlockSigner *BlockSignerRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
   157  	return _BlockSigner.Contract.BlockSignerTransactor.contract.Transact(opts, method, params...)
   158  }
   159  
   160  // Call invokes the (constant) contract method with params as input values and
   161  // sets the output to result. The result type might be a single field for simple
   162  // returns, a slice of interfaces for anonymous returns and a struct for named
   163  // returns.
   164  func (_BlockSigner *BlockSignerCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
   165  	return _BlockSigner.Contract.contract.Call(opts, result, method, params...)
   166  }
   167  
   168  // Transfer initiates a plain transaction to move funds to the contract, calling
   169  // its default method if one is available.
   170  func (_BlockSigner *BlockSignerTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
   171  	return _BlockSigner.Contract.contract.Transfer(opts)
   172  }
   173  
   174  // Transact invokes the (paid) contract method with params as input values.
   175  func (_BlockSigner *BlockSignerTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
   176  	return _BlockSigner.Contract.contract.Transact(opts, method, params...)
   177  }
   178  
   179  // EpochNumber is a free data retrieval call binding the contract method 0xf4145a83.
   180  //
   181  // Solidity: function epochNumber() constant returns(uint256)
   182  func (_BlockSigner *BlockSignerCaller) EpochNumber(opts *bind.CallOpts) (*big.Int, error) {
   183  	var (
   184  		ret0 = new(*big.Int)
   185  	)
   186  	out := ret0
   187  	err := _BlockSigner.contract.Call(opts, out, "epochNumber")
   188  	return *ret0, err
   189  }
   190  
   191  // EpochNumber is a free data retrieval call binding the contract method 0xf4145a83.
   192  //
   193  // Solidity: function epochNumber() constant returns(uint256)
   194  func (_BlockSigner *BlockSignerSession) EpochNumber() (*big.Int, error) {
   195  	return _BlockSigner.Contract.EpochNumber(&_BlockSigner.CallOpts)
   196  }
   197  
   198  // EpochNumber is a free data retrieval call binding the contract method 0xf4145a83.
   199  //
   200  // Solidity: function epochNumber() constant returns(uint256)
   201  func (_BlockSigner *BlockSignerCallerSession) EpochNumber() (*big.Int, error) {
   202  	return _BlockSigner.Contract.EpochNumber(&_BlockSigner.CallOpts)
   203  }
   204  
   205  // GetSigners is a free data retrieval call binding the contract method 0xe7ec6aef.
   206  //
   207  // Solidity: function getSigners(_blockHash bytes32) constant returns(address[])
   208  func (_BlockSigner *BlockSignerCaller) GetSigners(opts *bind.CallOpts, _blockHash [32]byte) ([]common.Address, error) {
   209  	var (
   210  		ret0 = new([]common.Address)
   211  	)
   212  	out := ret0
   213  	err := _BlockSigner.contract.Call(opts, out, "getSigners", _blockHash)
   214  	return *ret0, err
   215  }
   216  
   217  // GetSigners is a free data retrieval call binding the contract method 0xe7ec6aef.
   218  //
   219  // Solidity: function getSigners(_blockHash bytes32) constant returns(address[])
   220  func (_BlockSigner *BlockSignerSession) GetSigners(_blockHash [32]byte) ([]common.Address, error) {
   221  	return _BlockSigner.Contract.GetSigners(&_BlockSigner.CallOpts, _blockHash)
   222  }
   223  
   224  // GetSigners is a free data retrieval call binding the contract method 0xe7ec6aef.
   225  //
   226  // Solidity: function getSigners(_blockHash bytes32) constant returns(address[])
   227  func (_BlockSigner *BlockSignerCallerSession) GetSigners(_blockHash [32]byte) ([]common.Address, error) {
   228  	return _BlockSigner.Contract.GetSigners(&_BlockSigner.CallOpts, _blockHash)
   229  }
   230  
   231  // Sign is a paid mutator transaction binding the contract method 0xe341eaa4.
   232  //
   233  // Solidity: function sign(_blockNumber uint256, _blockHash bytes32) returns()
   234  func (_BlockSigner *BlockSignerTransactor) Sign(opts *bind.TransactOpts, _blockNumber *big.Int, _blockHash [32]byte) (*types.Transaction, error) {
   235  	return _BlockSigner.contract.Transact(opts, "sign", _blockNumber, _blockHash)
   236  }
   237  
   238  // Sign is a paid mutator transaction binding the contract method 0xe341eaa4.
   239  //
   240  // Solidity: function sign(_blockNumber uint256, _blockHash bytes32) returns()
   241  func (_BlockSigner *BlockSignerSession) Sign(_blockNumber *big.Int, _blockHash [32]byte) (*types.Transaction, error) {
   242  	return _BlockSigner.Contract.Sign(&_BlockSigner.TransactOpts, _blockNumber, _blockHash)
   243  }
   244  
   245  // Sign is a paid mutator transaction binding the contract method 0xe341eaa4.
   246  //
   247  // Solidity: function sign(_blockNumber uint256, _blockHash bytes32) returns()
   248  func (_BlockSigner *BlockSignerTransactorSession) Sign(_blockNumber *big.Int, _blockHash [32]byte) (*types.Transaction, error) {
   249  	return _BlockSigner.Contract.Sign(&_BlockSigner.TransactOpts, _blockNumber, _blockHash)
   250  }
   251  
   252  // BlockSignerSignIterator is returned from FilterSign and is used to iterate over the raw logs and unpacked data for Sign events raised by the BlockSigner contract.
   253  type BlockSignerSignIterator struct {
   254  	Event *BlockSignerSign // Event containing the contract specifics and raw log
   255  
   256  	contract *bind.BoundContract // Generic contract to use for unpacking event data
   257  	event    string              // Event name to use for unpacking event data
   258  
   259  	logs chan types.Log        // Log channel receiving the found contract events
   260  	sub  ethereum.Subscription // Subscription for errors, completion and termination
   261  	done bool                  // Whether the subscription completed delivering logs
   262  	fail error                 // Occurred error to stop iteration
   263  }
   264  
   265  // Next advances the iterator to the subsequent event, returning whether there
   266  // are any more events found. In case of a retrieval or parsing error, false is
   267  // returned and Error() can be queried for the exact failure.
   268  func (it *BlockSignerSignIterator) Next() bool {
   269  	// If the iterator failed, stop iterating
   270  	if it.fail != nil {
   271  		return false
   272  	}
   273  	// If the iterator completed, deliver directly whatever's available
   274  	if it.done {
   275  		select {
   276  		case log := <-it.logs:
   277  			it.Event = new(BlockSignerSign)
   278  			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
   279  				it.fail = err
   280  				return false
   281  			}
   282  			it.Event.Raw = log
   283  			return true
   284  
   285  		default:
   286  			return false
   287  		}
   288  	}
   289  	// Iterator still in progress, wait for either a data or an error event
   290  	select {
   291  	case log := <-it.logs:
   292  		it.Event = new(BlockSignerSign)
   293  		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
   294  			it.fail = err
   295  			return false
   296  		}
   297  		it.Event.Raw = log
   298  		return true
   299  
   300  	case err := <-it.sub.Err():
   301  		it.done = true
   302  		it.fail = err
   303  		return it.Next()
   304  	}
   305  }
   306  
   307  // Error returns any retrieval or parsing error occurred during filtering.
   308  func (it *BlockSignerSignIterator) Error() error {
   309  	return it.fail
   310  }
   311  
   312  // Close terminates the iteration process, releasing any pending underlying
   313  // resources.
   314  func (it *BlockSignerSignIterator) Close() error {
   315  	it.sub.Unsubscribe()
   316  	return nil
   317  }
   318  
   319  // BlockSignerSign represents a Sign event raised by the BlockSigner contract.
   320  type BlockSignerSign struct {
   321  	Signer      common.Address
   322  	BlockNumber *big.Int
   323  	BlockHash   [32]byte
   324  	Raw         types.Log // Blockchain specific contextual infos
   325  }
   326  
   327  // FilterSign is a free log retrieval operation binding the contract event 0x62855fa22e051687c32ac285857751f6d3f2c100c72756d8d30cb7ecb1f64f54.
   328  //
   329  // Solidity: event Sign(_signer address, _blockNumber uint256, _blockHash bytes32)
   330  func (_BlockSigner *BlockSignerFilterer) FilterSign(opts *bind.FilterOpts) (*BlockSignerSignIterator, error) {
   331  
   332  	logs, sub, err := _BlockSigner.contract.FilterLogs(opts, "Sign")
   333  	if err != nil {
   334  		return nil, err
   335  	}
   336  	return &BlockSignerSignIterator{contract: _BlockSigner.contract, event: "Sign", logs: logs, sub: sub}, nil
   337  }
   338  
   339  // WatchSign is a free log subscription operation binding the contract event 0x62855fa22e051687c32ac285857751f6d3f2c100c72756d8d30cb7ecb1f64f54.
   340  //
   341  // Solidity: event Sign(_signer address, _blockNumber uint256, _blockHash bytes32)
   342  func (_BlockSigner *BlockSignerFilterer) WatchSign(opts *bind.WatchOpts, sink chan<- *BlockSignerSign) (event.Subscription, error) {
   343  
   344  	logs, sub, err := _BlockSigner.contract.WatchLogs(opts, "Sign")
   345  	if err != nil {
   346  		return nil, err
   347  	}
   348  	return event.NewSubscription(func(quit <-chan struct{}) error {
   349  		defer sub.Unsubscribe()
   350  		for {
   351  			select {
   352  			case log := <-logs:
   353  				// New log arrived, parse the event and forward to the user
   354  				event := new(BlockSignerSign)
   355  				if err := _BlockSigner.contract.UnpackLog(event, "Sign", log); err != nil {
   356  					return err
   357  				}
   358  				event.Raw = log
   359  
   360  				select {
   361  				case sink <- event:
   362  				case err := <-sub.Err():
   363  					return err
   364  				case <-quit:
   365  					return nil
   366  				}
   367  			case err := <-sub.Err():
   368  				return err
   369  			case <-quit:
   370  				return nil
   371  			}
   372  		}
   373  	}), nil
   374  }
   375  
   376  // SafeMathABI is the input ABI used to generate the binding from.
   377  const SafeMathABI = "[]"
   378  
   379  // SafeMathBin is the compiled bytecode used for deploying new contracts.
   380  const SafeMathBin = `0x604c602c600b82828239805160001a60731460008114601c57601e565bfe5b5030600052607381538281f30073000000000000000000000000000000000000000030146060604052600080fd00a165627a7a72305820b9407d48ebc7efee5c9f08b3b3a957df2939281f5913225e8c1291f069b900490029`
   381  
   382  // DeploySafeMath deploys a new Ethereum contract, binding an instance of SafeMath to it.
   383  func DeploySafeMath(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *SafeMath, error) {
   384  	parsed, err := abi.JSON(strings.NewReader(SafeMathABI))
   385  	if err != nil {
   386  		return common.Address{}, nil, nil, err
   387  	}
   388  	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(SafeMathBin), backend)
   389  	if err != nil {
   390  		return common.Address{}, nil, nil, err
   391  	}
   392  	return address, tx, &SafeMath{SafeMathCaller: SafeMathCaller{contract: contract}, SafeMathTransactor: SafeMathTransactor{contract: contract}, SafeMathFilterer: SafeMathFilterer{contract: contract}}, nil
   393  }
   394  
   395  // SafeMath is an auto generated Go binding around an Ethereum contract.
   396  type SafeMath struct {
   397  	SafeMathCaller     // Read-only binding to the contract
   398  	SafeMathTransactor // Write-only binding to the contract
   399  	SafeMathFilterer   // Log filterer for contract events
   400  }
   401  
   402  // SafeMathCaller is an auto generated read-only Go binding around an Ethereum contract.
   403  type SafeMathCaller struct {
   404  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
   405  }
   406  
   407  // SafeMathTransactor is an auto generated write-only Go binding around an Ethereum contract.
   408  type SafeMathTransactor struct {
   409  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
   410  }
   411  
   412  // SafeMathFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
   413  type SafeMathFilterer struct {
   414  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
   415  }
   416  
   417  // SafeMathSession is an auto generated Go binding around an Ethereum contract,
   418  // with pre-set call and transact options.
   419  type SafeMathSession struct {
   420  	Contract     *SafeMath         // Generic contract binding to set the session for
   421  	CallOpts     bind.CallOpts     // Call options to use throughout this session
   422  	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
   423  }
   424  
   425  // SafeMathCallerSession is an auto generated read-only Go binding around an Ethereum contract,
   426  // with pre-set call options.
   427  type SafeMathCallerSession struct {
   428  	Contract *SafeMathCaller // Generic contract caller binding to set the session for
   429  	CallOpts bind.CallOpts   // Call options to use throughout this session
   430  }
   431  
   432  // SafeMathTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
   433  // with pre-set transact options.
   434  type SafeMathTransactorSession struct {
   435  	Contract     *SafeMathTransactor // Generic contract transactor binding to set the session for
   436  	TransactOpts bind.TransactOpts   // Transaction auth options to use throughout this session
   437  }
   438  
   439  // SafeMathRaw is an auto generated low-level Go binding around an Ethereum contract.
   440  type SafeMathRaw struct {
   441  	Contract *SafeMath // Generic contract binding to access the raw methods on
   442  }
   443  
   444  // SafeMathCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
   445  type SafeMathCallerRaw struct {
   446  	Contract *SafeMathCaller // Generic read-only contract binding to access the raw methods on
   447  }
   448  
   449  // SafeMathTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
   450  type SafeMathTransactorRaw struct {
   451  	Contract *SafeMathTransactor // Generic write-only contract binding to access the raw methods on
   452  }
   453  
   454  // NewSafeMath creates a new instance of SafeMath, bound to a specific deployed contract.
   455  func NewSafeMath(address common.Address, backend bind.ContractBackend) (*SafeMath, error) {
   456  	contract, err := bindSafeMath(address, backend, backend, backend)
   457  	if err != nil {
   458  		return nil, err
   459  	}
   460  	return &SafeMath{SafeMathCaller: SafeMathCaller{contract: contract}, SafeMathTransactor: SafeMathTransactor{contract: contract}, SafeMathFilterer: SafeMathFilterer{contract: contract}}, nil
   461  }
   462  
   463  // NewSafeMathCaller creates a new read-only instance of SafeMath, bound to a specific deployed contract.
   464  func NewSafeMathCaller(address common.Address, caller bind.ContractCaller) (*SafeMathCaller, error) {
   465  	contract, err := bindSafeMath(address, caller, nil, nil)
   466  	if err != nil {
   467  		return nil, err
   468  	}
   469  	return &SafeMathCaller{contract: contract}, nil
   470  }
   471  
   472  // NewSafeMathTransactor creates a new write-only instance of SafeMath, bound to a specific deployed contract.
   473  func NewSafeMathTransactor(address common.Address, transactor bind.ContractTransactor) (*SafeMathTransactor, error) {
   474  	contract, err := bindSafeMath(address, nil, transactor, nil)
   475  	if err != nil {
   476  		return nil, err
   477  	}
   478  	return &SafeMathTransactor{contract: contract}, nil
   479  }
   480  
   481  // NewSafeMathFilterer creates a new log filterer instance of SafeMath, bound to a specific deployed contract.
   482  func NewSafeMathFilterer(address common.Address, filterer bind.ContractFilterer) (*SafeMathFilterer, error) {
   483  	contract, err := bindSafeMath(address, nil, nil, filterer)
   484  	if err != nil {
   485  		return nil, err
   486  	}
   487  	return &SafeMathFilterer{contract: contract}, nil
   488  }
   489  
   490  // bindSafeMath binds a generic wrapper to an already deployed contract.
   491  func bindSafeMath(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
   492  	parsed, err := abi.JSON(strings.NewReader(SafeMathABI))
   493  	if err != nil {
   494  		return nil, err
   495  	}
   496  	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
   497  }
   498  
   499  // Call invokes the (constant) contract method with params as input values and
   500  // sets the output to result. The result type might be a single field for simple
   501  // returns, a slice of interfaces for anonymous returns and a struct for named
   502  // returns.
   503  func (_SafeMath *SafeMathRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
   504  	return _SafeMath.Contract.SafeMathCaller.contract.Call(opts, result, method, params...)
   505  }
   506  
   507  // Transfer initiates a plain transaction to move funds to the contract, calling
   508  // its default method if one is available.
   509  func (_SafeMath *SafeMathRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
   510  	return _SafeMath.Contract.SafeMathTransactor.contract.Transfer(opts)
   511  }
   512  
   513  // Transact invokes the (paid) contract method with params as input values.
   514  func (_SafeMath *SafeMathRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
   515  	return _SafeMath.Contract.SafeMathTransactor.contract.Transact(opts, method, params...)
   516  }
   517  
   518  // Call invokes the (constant) contract method with params as input values and
   519  // sets the output to result. The result type might be a single field for simple
   520  // returns, a slice of interfaces for anonymous returns and a struct for named
   521  // returns.
   522  func (_SafeMath *SafeMathCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
   523  	return _SafeMath.Contract.contract.Call(opts, result, method, params...)
   524  }
   525  
   526  // Transfer initiates a plain transaction to move funds to the contract, calling
   527  // its default method if one is available.
   528  func (_SafeMath *SafeMathTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
   529  	return _SafeMath.Contract.contract.Transfer(opts)
   530  }
   531  
   532  // Transact invokes the (paid) contract method with params as input values.
   533  func (_SafeMath *SafeMathTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
   534  	return _SafeMath.Contract.contract.Transact(opts, method, params...)
   535  }