github.com/ylsGit/go-ethereum@v1.6.5/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  // TxPostEvent is posted when a transaction has been processed.
    28  type TxPostEvent struct{ Tx *types.Transaction }
    29  
    30  // PendingLogsEvent is posted pre mining and notifies of pending logs.
    31  type PendingLogsEvent struct {
    32  	Logs []*types.Log
    33  }
    34  
    35  // PendingStateEvent is posted pre mining and notifies of pending state changes.
    36  type PendingStateEvent struct{}
    37  
    38  // NewMinedBlockEvent is posted when a block has been imported.
    39  type NewMinedBlockEvent struct{ Block *types.Block }
    40  
    41  // RemovedTransactionEvent is posted when a reorg happens
    42  type RemovedTransactionEvent struct{ Txs types.Transactions }
    43  
    44  // RemovedLogsEvent is posted when a reorg happens
    45  type RemovedLogsEvent struct{ Logs []*types.Log }
    46  
    47  type ChainEvent struct {
    48  	Block *types.Block
    49  	Hash  common.Hash
    50  	Logs  []*types.Log
    51  }
    52  
    53  type ChainSideEvent struct {
    54  	Block *types.Block
    55  }
    56  
    57  type PendingBlockEvent struct {
    58  	Block *types.Block
    59  	Logs  []*types.Log
    60  }
    61  
    62  type ChainUncleEvent struct {
    63  	Block *types.Block
    64  }
    65  
    66  type ChainHeadEvent struct{ Block *types.Block }
    67  
    68  // Mining operation events
    69  type StartMining struct{}
    70  type TopMining struct{}