github.com/Onther-Tech/plasma-evm@v0.0.0-rc7.7/contracts/checkpointoracle/contract/oracle.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/Onther-Tech/plasma-evm"
    11  	"github.com/Onther-Tech/plasma-evm/accounts/abi"
    12  	"github.com/Onther-Tech/plasma-evm/accounts/abi/bind"
    13  	"github.com/Onther-Tech/plasma-evm/common"
    14  	"github.com/Onther-Tech/plasma-evm/core/types"
    15  	"github.com/Onther-Tech/plasma-evm/event"
    16  )
    17  
    18  // Reference imports to suppress errors if they are not otherwise used.
    19  var (
    20  	_ = big.NewInt
    21  	_ = strings.NewReader
    22  	_ = ethereum.NotFound
    23  	_ = abi.U256
    24  	_ = bind.Bind
    25  	_ = common.Big1
    26  	_ = types.BloomLookup
    27  	_ = event.NewSubscription
    28  )
    29  
    30  // CheckpointOracleABI is the input ABI used to generate the binding from.
    31  const CheckpointOracleABI = "[{\"constant\":true,\"inputs\":[],\"name\":\"GetAllAdmin\",\"outputs\":[{\"name\":\"\",\"type\":\"address[]\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"GetLatestCheckpoint\",\"outputs\":[{\"name\":\"\",\"type\":\"uint64\"},{\"name\":\"\",\"type\":\"bytes32\"},{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_recentNumber\",\"type\":\"uint256\"},{\"name\":\"_recentHash\",\"type\":\"bytes32\"},{\"name\":\"_hash\",\"type\":\"bytes32\"},{\"name\":\"_sectionIndex\",\"type\":\"uint64\"},{\"name\":\"v\",\"type\":\"uint8[]\"},{\"name\":\"r\",\"type\":\"bytes32[]\"},{\"name\":\"s\",\"type\":\"bytes32[]\"}],\"name\":\"SetCheckpoint\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"name\":\"_adminlist\",\"type\":\"address[]\"},{\"name\":\"_sectionSize\",\"type\":\"uint256\"},{\"name\":\"_processConfirms\",\"type\":\"uint256\"},{\"name\":\"_threshold\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"index\",\"type\":\"uint64\"},{\"indexed\":false,\"name\":\"checkpointHash\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"v\",\"type\":\"uint8\"},{\"indexed\":false,\"name\":\"r\",\"type\":\"bytes32\"},{\"indexed\":false,\"name\":\"s\",\"type\":\"bytes32\"}],\"name\":\"NewCheckpointVote\",\"type\":\"event\"}]"
    32  
    33  // CheckpointOracleBin is the compiled bytecode used for deploying new contracts.
    34  const CheckpointOracleBin = `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`
    35  
    36  // DeployCheckpointOracle deploys a new Ethereum contract, binding an instance of CheckpointOracle to it.
    37  func DeployCheckpointOracle(auth *bind.TransactOpts, backend bind.ContractBackend, _adminlist []common.Address, _sectionSize *big.Int, _processConfirms *big.Int, _threshold *big.Int) (common.Address, *types.Transaction, *CheckpointOracle, error) {
    38  	parsed, err := abi.JSON(strings.NewReader(CheckpointOracleABI))
    39  	if err != nil {
    40  		return common.Address{}, nil, nil, err
    41  	}
    42  	address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex(CheckpointOracleBin), backend, _adminlist, _sectionSize, _processConfirms, _threshold)
    43  	if err != nil {
    44  		return common.Address{}, nil, nil, err
    45  	}
    46  	return address, tx, &CheckpointOracle{CheckpointOracleCaller: CheckpointOracleCaller{contract: contract}, CheckpointOracleTransactor: CheckpointOracleTransactor{contract: contract}, CheckpointOracleFilterer: CheckpointOracleFilterer{contract: contract}}, nil
    47  }
    48  
    49  // CheckpointOracle is an auto generated Go binding around an Ethereum contract.
    50  type CheckpointOracle struct {
    51  	CheckpointOracleCaller     // Read-only binding to the contract
    52  	CheckpointOracleTransactor // Write-only binding to the contract
    53  	CheckpointOracleFilterer   // Log filterer for contract events
    54  }
    55  
    56  // CheckpointOracleCaller is an auto generated read-only Go binding around an Ethereum contract.
    57  type CheckpointOracleCaller struct {
    58  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
    59  }
    60  
    61  // CheckpointOracleTransactor is an auto generated write-only Go binding around an Ethereum contract.
    62  type CheckpointOracleTransactor struct {
    63  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
    64  }
    65  
    66  // CheckpointOracleFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
    67  type CheckpointOracleFilterer struct {
    68  	contract *bind.BoundContract // Generic contract wrapper for the low level calls
    69  }
    70  
    71  // CheckpointOracleSession is an auto generated Go binding around an Ethereum contract,
    72  // with pre-set call and transact options.
    73  type CheckpointOracleSession struct {
    74  	Contract     *CheckpointOracle // Generic contract binding to set the session for
    75  	CallOpts     bind.CallOpts     // Call options to use throughout this session
    76  	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
    77  }
    78  
    79  // CheckpointOracleCallerSession is an auto generated read-only Go binding around an Ethereum contract,
    80  // with pre-set call options.
    81  type CheckpointOracleCallerSession struct {
    82  	Contract *CheckpointOracleCaller // Generic contract caller binding to set the session for
    83  	CallOpts bind.CallOpts           // Call options to use throughout this session
    84  }
    85  
    86  // CheckpointOracleTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
    87  // with pre-set transact options.
    88  type CheckpointOracleTransactorSession struct {
    89  	Contract     *CheckpointOracleTransactor // Generic contract transactor binding to set the session for
    90  	TransactOpts bind.TransactOpts           // Transaction auth options to use throughout this session
    91  }
    92  
    93  // CheckpointOracleRaw is an auto generated low-level Go binding around an Ethereum contract.
    94  type CheckpointOracleRaw struct {
    95  	Contract *CheckpointOracle // Generic contract binding to access the raw methods on
    96  }
    97  
    98  // CheckpointOracleCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
    99  type CheckpointOracleCallerRaw struct {
   100  	Contract *CheckpointOracleCaller // Generic read-only contract binding to access the raw methods on
   101  }
   102  
   103  // CheckpointOracleTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
   104  type CheckpointOracleTransactorRaw struct {
   105  	Contract *CheckpointOracleTransactor // Generic write-only contract binding to access the raw methods on
   106  }
   107  
   108  // NewCheckpointOracle creates a new instance of CheckpointOracle, bound to a specific deployed contract.
   109  func NewCheckpointOracle(address common.Address, backend bind.ContractBackend) (*CheckpointOracle, error) {
   110  	contract, err := bindCheckpointOracle(address, backend, backend, backend)
   111  	if err != nil {
   112  		return nil, err
   113  	}
   114  	return &CheckpointOracle{CheckpointOracleCaller: CheckpointOracleCaller{contract: contract}, CheckpointOracleTransactor: CheckpointOracleTransactor{contract: contract}, CheckpointOracleFilterer: CheckpointOracleFilterer{contract: contract}}, nil
   115  }
   116  
   117  // NewCheckpointOracleCaller creates a new read-only instance of CheckpointOracle, bound to a specific deployed contract.
   118  func NewCheckpointOracleCaller(address common.Address, caller bind.ContractCaller) (*CheckpointOracleCaller, error) {
   119  	contract, err := bindCheckpointOracle(address, caller, nil, nil)
   120  	if err != nil {
   121  		return nil, err
   122  	}
   123  	return &CheckpointOracleCaller{contract: contract}, nil
   124  }
   125  
   126  // NewCheckpointOracleTransactor creates a new write-only instance of CheckpointOracle, bound to a specific deployed contract.
   127  func NewCheckpointOracleTransactor(address common.Address, transactor bind.ContractTransactor) (*CheckpointOracleTransactor, error) {
   128  	contract, err := bindCheckpointOracle(address, nil, transactor, nil)
   129  	if err != nil {
   130  		return nil, err
   131  	}
   132  	return &CheckpointOracleTransactor{contract: contract}, nil
   133  }
   134  
   135  // NewCheckpointOracleFilterer creates a new log filterer instance of CheckpointOracle, bound to a specific deployed contract.
   136  func NewCheckpointOracleFilterer(address common.Address, filterer bind.ContractFilterer) (*CheckpointOracleFilterer, error) {
   137  	contract, err := bindCheckpointOracle(address, nil, nil, filterer)
   138  	if err != nil {
   139  		return nil, err
   140  	}
   141  	return &CheckpointOracleFilterer{contract: contract}, nil
   142  }
   143  
   144  // bindCheckpointOracle binds a generic wrapper to an already deployed contract.
   145  func bindCheckpointOracle(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
   146  	parsed, err := abi.JSON(strings.NewReader(CheckpointOracleABI))
   147  	if err != nil {
   148  		return nil, err
   149  	}
   150  	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
   151  }
   152  
   153  // Call invokes the (constant) contract method with params as input values and
   154  // sets the output to result. The result type might be a single field for simple
   155  // returns, a slice of interfaces for anonymous returns and a struct for named
   156  // returns.
   157  func (_CheckpointOracle *CheckpointOracleRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
   158  	return _CheckpointOracle.Contract.CheckpointOracleCaller.contract.Call(opts, result, method, params...)
   159  }
   160  
   161  // Transfer initiates a plain transaction to move funds to the contract, calling
   162  // its default method if one is available.
   163  func (_CheckpointOracle *CheckpointOracleRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
   164  	return _CheckpointOracle.Contract.CheckpointOracleTransactor.contract.Transfer(opts)
   165  }
   166  
   167  // Transact invokes the (paid) contract method with params as input values.
   168  func (_CheckpointOracle *CheckpointOracleRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
   169  	return _CheckpointOracle.Contract.CheckpointOracleTransactor.contract.Transact(opts, method, params...)
   170  }
   171  
   172  // Call invokes the (constant) contract method with params as input values and
   173  // sets the output to result. The result type might be a single field for simple
   174  // returns, a slice of interfaces for anonymous returns and a struct for named
   175  // returns.
   176  func (_CheckpointOracle *CheckpointOracleCallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
   177  	return _CheckpointOracle.Contract.contract.Call(opts, result, method, params...)
   178  }
   179  
   180  // Transfer initiates a plain transaction to move funds to the contract, calling
   181  // its default method if one is available.
   182  func (_CheckpointOracle *CheckpointOracleTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
   183  	return _CheckpointOracle.Contract.contract.Transfer(opts)
   184  }
   185  
   186  // Transact invokes the (paid) contract method with params as input values.
   187  func (_CheckpointOracle *CheckpointOracleTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
   188  	return _CheckpointOracle.Contract.contract.Transact(opts, method, params...)
   189  }
   190  
   191  // GetAllAdmin is a free data retrieval call binding the contract method 0x45848dfc.
   192  //
   193  // Solidity: function GetAllAdmin() constant returns(address[])
   194  func (_CheckpointOracle *CheckpointOracleCaller) GetAllAdmin(opts *bind.CallOpts) ([]common.Address, error) {
   195  	var (
   196  		ret0 = new([]common.Address)
   197  	)
   198  	out := ret0
   199  	err := _CheckpointOracle.contract.Call(opts, out, "GetAllAdmin")
   200  	return *ret0, err
   201  }
   202  
   203  // GetAllAdmin is a free data retrieval call binding the contract method 0x45848dfc.
   204  //
   205  // Solidity: function GetAllAdmin() constant returns(address[])
   206  func (_CheckpointOracle *CheckpointOracleSession) GetAllAdmin() ([]common.Address, error) {
   207  	return _CheckpointOracle.Contract.GetAllAdmin(&_CheckpointOracle.CallOpts)
   208  }
   209  
   210  // GetAllAdmin is a free data retrieval call binding the contract method 0x45848dfc.
   211  //
   212  // Solidity: function GetAllAdmin() constant returns(address[])
   213  func (_CheckpointOracle *CheckpointOracleCallerSession) GetAllAdmin() ([]common.Address, error) {
   214  	return _CheckpointOracle.Contract.GetAllAdmin(&_CheckpointOracle.CallOpts)
   215  }
   216  
   217  // GetLatestCheckpoint is a free data retrieval call binding the contract method 0x4d6a304c.
   218  //
   219  // Solidity: function GetLatestCheckpoint() constant returns(uint64, bytes32, uint256)
   220  func (_CheckpointOracle *CheckpointOracleCaller) GetLatestCheckpoint(opts *bind.CallOpts) (uint64, [32]byte, *big.Int, error) {
   221  	var (
   222  		ret0 = new(uint64)
   223  		ret1 = new([32]byte)
   224  		ret2 = new(*big.Int)
   225  	)
   226  	out := &[]interface{}{
   227  		ret0,
   228  		ret1,
   229  		ret2,
   230  	}
   231  	err := _CheckpointOracle.contract.Call(opts, out, "GetLatestCheckpoint")
   232  	return *ret0, *ret1, *ret2, err
   233  }
   234  
   235  // GetLatestCheckpoint is a free data retrieval call binding the contract method 0x4d6a304c.
   236  //
   237  // Solidity: function GetLatestCheckpoint() constant returns(uint64, bytes32, uint256)
   238  func (_CheckpointOracle *CheckpointOracleSession) GetLatestCheckpoint() (uint64, [32]byte, *big.Int, error) {
   239  	return _CheckpointOracle.Contract.GetLatestCheckpoint(&_CheckpointOracle.CallOpts)
   240  }
   241  
   242  // GetLatestCheckpoint is a free data retrieval call binding the contract method 0x4d6a304c.
   243  //
   244  // Solidity: function GetLatestCheckpoint() constant returns(uint64, bytes32, uint256)
   245  func (_CheckpointOracle *CheckpointOracleCallerSession) GetLatestCheckpoint() (uint64, [32]byte, *big.Int, error) {
   246  	return _CheckpointOracle.Contract.GetLatestCheckpoint(&_CheckpointOracle.CallOpts)
   247  }
   248  
   249  // SetCheckpoint is a paid mutator transaction binding the contract method 0xd459fc46.
   250  //
   251  // Solidity: function SetCheckpoint(uint256 _recentNumber, bytes32 _recentHash, bytes32 _hash, uint64 _sectionIndex, uint8[] v, bytes32[] r, bytes32[] s) returns(bool)
   252  func (_CheckpointOracle *CheckpointOracleTransactor) SetCheckpoint(opts *bind.TransactOpts, _recentNumber *big.Int, _recentHash [32]byte, _hash [32]byte, _sectionIndex uint64, v []uint8, r [][32]byte, s [][32]byte) (*types.Transaction, error) {
   253  	return _CheckpointOracle.contract.Transact(opts, "SetCheckpoint", _recentNumber, _recentHash, _hash, _sectionIndex, v, r, s)
   254  }
   255  
   256  // SetCheckpoint is a paid mutator transaction binding the contract method 0xd459fc46.
   257  //
   258  // Solidity: function SetCheckpoint(uint256 _recentNumber, bytes32 _recentHash, bytes32 _hash, uint64 _sectionIndex, uint8[] v, bytes32[] r, bytes32[] s) returns(bool)
   259  func (_CheckpointOracle *CheckpointOracleSession) SetCheckpoint(_recentNumber *big.Int, _recentHash [32]byte, _hash [32]byte, _sectionIndex uint64, v []uint8, r [][32]byte, s [][32]byte) (*types.Transaction, error) {
   260  	return _CheckpointOracle.Contract.SetCheckpoint(&_CheckpointOracle.TransactOpts, _recentNumber, _recentHash, _hash, _sectionIndex, v, r, s)
   261  }
   262  
   263  // SetCheckpoint is a paid mutator transaction binding the contract method 0xd459fc46.
   264  //
   265  // Solidity: function SetCheckpoint(uint256 _recentNumber, bytes32 _recentHash, bytes32 _hash, uint64 _sectionIndex, uint8[] v, bytes32[] r, bytes32[] s) returns(bool)
   266  func (_CheckpointOracle *CheckpointOracleTransactorSession) SetCheckpoint(_recentNumber *big.Int, _recentHash [32]byte, _hash [32]byte, _sectionIndex uint64, v []uint8, r [][32]byte, s [][32]byte) (*types.Transaction, error) {
   267  	return _CheckpointOracle.Contract.SetCheckpoint(&_CheckpointOracle.TransactOpts, _recentNumber, _recentHash, _hash, _sectionIndex, v, r, s)
   268  }
   269  
   270  // CheckpointOracleNewCheckpointVoteIterator is returned from FilterNewCheckpointVote and is used to iterate over the raw logs and unpacked data for NewCheckpointVote events raised by the CheckpointOracle contract.
   271  type CheckpointOracleNewCheckpointVoteIterator struct {
   272  	Event *CheckpointOracleNewCheckpointVote // Event containing the contract specifics and raw log
   273  
   274  	contract *bind.BoundContract // Generic contract to use for unpacking event data
   275  	event    string              // Event name to use for unpacking event data
   276  
   277  	logs chan types.Log        // Log channel receiving the found contract events
   278  	sub  ethereum.Subscription // Subscription for errors, completion and termination
   279  	done bool                  // Whether the subscription completed delivering logs
   280  	fail error                 // Occurred error to stop iteration
   281  }
   282  
   283  // Next advances the iterator to the subsequent event, returning whether there
   284  // are any more events found. In case of a retrieval or parsing error, false is
   285  // returned and Error() can be queried for the exact failure.
   286  func (it *CheckpointOracleNewCheckpointVoteIterator) Next() bool {
   287  	// If the iterator failed, stop iterating
   288  	if it.fail != nil {
   289  		return false
   290  	}
   291  	// If the iterator completed, deliver directly whatever's available
   292  	if it.done {
   293  		select {
   294  		case log := <-it.logs:
   295  			it.Event = new(CheckpointOracleNewCheckpointVote)
   296  			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
   297  				it.fail = err
   298  				return false
   299  			}
   300  			it.Event.Raw = log
   301  			return true
   302  
   303  		default:
   304  			return false
   305  		}
   306  	}
   307  	// Iterator still in progress, wait for either a data or an error event
   308  	select {
   309  	case log := <-it.logs:
   310  		it.Event = new(CheckpointOracleNewCheckpointVote)
   311  		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
   312  			it.fail = err
   313  			return false
   314  		}
   315  		it.Event.Raw = log
   316  		return true
   317  
   318  	case err := <-it.sub.Err():
   319  		it.done = true
   320  		it.fail = err
   321  		return it.Next()
   322  	}
   323  }
   324  
   325  // Error returns any retrieval or parsing error occurred during filtering.
   326  func (it *CheckpointOracleNewCheckpointVoteIterator) Error() error {
   327  	return it.fail
   328  }
   329  
   330  // Close terminates the iteration process, releasing any pending underlying
   331  // resources.
   332  func (it *CheckpointOracleNewCheckpointVoteIterator) Close() error {
   333  	it.sub.Unsubscribe()
   334  	return nil
   335  }
   336  
   337  // CheckpointOracleNewCheckpointVote represents a NewCheckpointVote event raised by the CheckpointOracle contract.
   338  type CheckpointOracleNewCheckpointVote struct {
   339  	Index          uint64
   340  	CheckpointHash [32]byte
   341  	V              uint8
   342  	R              [32]byte
   343  	S              [32]byte
   344  	Raw            types.Log // Blockchain specific contextual infos
   345  }
   346  
   347  // FilterNewCheckpointVote is a free log retrieval operation binding the contract event 0xce51ffa16246bcaf0899f6504f473cd0114f430f566cef71ab7e03d3dde42a41.
   348  //
   349  // Solidity: event NewCheckpointVote(uint64 indexed index, bytes32 checkpointHash, uint8 v, bytes32 r, bytes32 s)
   350  func (_CheckpointOracle *CheckpointOracleFilterer) FilterNewCheckpointVote(opts *bind.FilterOpts, index []uint64) (*CheckpointOracleNewCheckpointVoteIterator, error) {
   351  
   352  	var indexRule []interface{}
   353  	for _, indexItem := range index {
   354  		indexRule = append(indexRule, indexItem)
   355  	}
   356  
   357  	logs, sub, err := _CheckpointOracle.contract.FilterLogs(opts, "NewCheckpointVote", indexRule)
   358  	if err != nil {
   359  		return nil, err
   360  	}
   361  	return &CheckpointOracleNewCheckpointVoteIterator{contract: _CheckpointOracle.contract, event: "NewCheckpointVote", logs: logs, sub: sub}, nil
   362  }
   363  
   364  // WatchNewCheckpointVote is a free log subscription operation binding the contract event 0xce51ffa16246bcaf0899f6504f473cd0114f430f566cef71ab7e03d3dde42a41.
   365  //
   366  // Solidity: event NewCheckpointVote(uint64 indexed index, bytes32 checkpointHash, uint8 v, bytes32 r, bytes32 s)
   367  func (_CheckpointOracle *CheckpointOracleFilterer) WatchNewCheckpointVote(opts *bind.WatchOpts, sink chan<- *CheckpointOracleNewCheckpointVote, index []uint64) (event.Subscription, error) {
   368  
   369  	var indexRule []interface{}
   370  	for _, indexItem := range index {
   371  		indexRule = append(indexRule, indexItem)
   372  	}
   373  
   374  	logs, sub, err := _CheckpointOracle.contract.WatchLogs(opts, "NewCheckpointVote", indexRule)
   375  	if err != nil {
   376  		return nil, err
   377  	}
   378  	return event.NewSubscription(func(quit <-chan struct{}) error {
   379  		defer sub.Unsubscribe()
   380  		for {
   381  			select {
   382  			case log := <-logs:
   383  				// New log arrived, parse the event and forward to the user
   384  				event := new(CheckpointOracleNewCheckpointVote)
   385  				if err := _CheckpointOracle.contract.UnpackLog(event, "NewCheckpointVote", log); err != nil {
   386  					return err
   387  				}
   388  				event.Raw = log
   389  
   390  				select {
   391  				case sink <- event:
   392  				case err := <-sub.Err():
   393  					return err
   394  				case <-quit:
   395  					return nil
   396  				}
   397  			case err := <-sub.Err():
   398  				return err
   399  			case <-quit:
   400  				return nil
   401  			}
   402  		}
   403  	}), nil
   404  }
   405  
   406  // ParseNewCheckpointVote is a log parse operation binding the contract event 0xce51ffa16246bcaf0899f6504f473cd0114f430f566cef71ab7e03d3dde42a41.
   407  //
   408  // Solidity: event NewCheckpointVote(uint64 indexed index, bytes32 checkpointHash, uint8 v, bytes32 r, bytes32 s)
   409  func (_CheckpointOracle *CheckpointOracleFilterer) ParseNewCheckpointVote(log types.Log) (*CheckpointOracleNewCheckpointVote, error) {
   410  	event := new(CheckpointOracleNewCheckpointVote)
   411  	if err := _CheckpointOracle.contract.UnpackLog(event, "NewCheckpointVote", log); err != nil {
   412  		return nil, err
   413  	}
   414  	return event, nil
   415  }