github.com/4000d/go-ethereum@v1.8.2-0.20180223170251-423c8bb1d821/core/events.go (about)

     1  // Copyright 2014 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package core
    18  
    19  import (
    20  	"github.com/ethereum/go-ethereum/common"
    21  	"github.com/ethereum/go-ethereum/core/types"
    22  )
    23  
    24  // TxPreEvent is posted when a transaction enters the transaction pool.
    25  type TxPreEvent struct{ Tx *types.Transaction }
    26  
    27  // PendingLogsEvent is posted pre mining and notifies of pending logs.
    28  type PendingLogsEvent struct {
    29  	Logs []*types.Log
    30  }
    31  
    32  // PendingStateEvent is posted pre mining and notifies of pending state changes.
    33  type PendingStateEvent struct{}
    34  
    35  // NewMinedBlockEvent is posted when a block has been imported.
    36  type NewMinedBlockEvent struct{ Block *types.Block }
    37  
    38  // RemovedTransactionEvent is posted when a reorg happens
    39  type RemovedTransactionEvent struct{ Txs types.Transactions }
    40  
    41  // RemovedLogsEvent is posted when a reorg happens
    42  type RemovedLogsEvent struct{ Logs []*types.Log }
    43  
    44  type ChainEvent struct {
    45  	Block *types.Block
    46  	Hash  common.Hash
    47  	Logs  []*types.Log
    48  }
    49  
    50  type ChainSideEvent struct {
    51  	Block *types.Block
    52  }
    53  
    54  type ChainHeadEvent struct{ Block *types.Block }