github.com/murrekatt/go-ethereum@v1.5.8-0.20170123175102-fc52f2c007fb/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  	"math/big"
    21  
    22  	"github.com/ethereum/go-ethereum/common"
    23  	"github.com/ethereum/go-ethereum/core/types"
    24  )
    25  
    26  // TxPreEvent is posted when a transaction enters the transaction pool.
    27  type TxPreEvent struct{ Tx *types.Transaction }
    28  
    29  // TxPostEvent is posted when a transaction has been processed.
    30  type TxPostEvent struct{ Tx *types.Transaction }
    31  
    32  // PendingLogsEvent is posted pre mining and notifies of pending logs.
    33  type PendingLogsEvent struct {
    34  	Logs []*types.Log
    35  }
    36  
    37  // PendingStateEvent is posted pre mining and notifies of pending state changes.
    38  type PendingStateEvent struct{}
    39  
    40  // NewMinedBlockEvent is posted when a block has been imported.
    41  type NewMinedBlockEvent struct{ Block *types.Block }
    42  
    43  // RemovedTransactionEvent is posted when a reorg happens
    44  type RemovedTransactionEvent struct{ Txs types.Transactions }
    45  
    46  // RemovedLogEvent is posted when a reorg happens
    47  type RemovedLogsEvent struct{ Logs []*types.Log }
    48  
    49  // ChainSplit is posted when a new head is detected
    50  type ChainSplitEvent struct {
    51  	Block *types.Block
    52  	Logs  []*types.Log
    53  }
    54  
    55  type ChainEvent struct {
    56  	Block *types.Block
    57  	Hash  common.Hash
    58  	Logs  []*types.Log
    59  }
    60  
    61  type ChainSideEvent struct {
    62  	Block *types.Block
    63  }
    64  
    65  type PendingBlockEvent struct {
    66  	Block *types.Block
    67  	Logs  []*types.Log
    68  }
    69  
    70  type ChainUncleEvent struct {
    71  	Block *types.Block
    72  }
    73  
    74  type ChainHeadEvent struct{ Block *types.Block }
    75  
    76  type GasPriceChanged struct{ Price *big.Int }
    77  
    78  // Mining operation events
    79  type StartMining struct{}
    80  type TopMining struct{}