github.com/aigarnetwork/aigar@v0.0.0-20191115204914-d59a6eb70f8e/mobile/vm.go (about)

     1  //  Copyright 2018 The go-ethereum Authors
     2  //  Copyright 2019 The go-aigar Authors
     3  //  This file is part of the go-aigar library.
     4  //
     5  //  The go-aigar library is free software: you can redistribute it and/or modify
     6  //  it under the terms of the GNU Lesser General Public License as published by
     7  //  the Free Software Foundation, either version 3 of the License, or
     8  //  (at your option) any later version.
     9  //
    10  //  The go-aigar library is distributed in the hope that it will be useful,
    11  //  but WITHOUT ANY WARRANTY; without even the implied warranty of
    12  //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    13  //  GNU Lesser General Public License for more details.
    14  //
    15  //  You should have received a copy of the GNU Lesser General Public License
    16  //  along with the go-aigar library. If not, see <http://www.gnu.org/licenses/>.
    17  
    18  // Contains all the wrappers from the core/types package.
    19  
    20  package geth
    21  
    22  import (
    23  	"errors"
    24  
    25  	"github.com/AigarNetwork/aigar/core/types"
    26  )
    27  
    28  // Log represents a contract log event. These events are generated by the LOG
    29  // opcode and stored/indexed by the node.
    30  type Log struct {
    31  	log *types.Log
    32  }
    33  
    34  func (l *Log) GetAddress() *Address  { return &Address{l.log.Address} }
    35  func (l *Log) GetTopics() *Hashes    { return &Hashes{l.log.Topics} }
    36  func (l *Log) GetData() []byte       { return l.log.Data }
    37  func (l *Log) GetBlockNumber() int64 { return int64(l.log.BlockNumber) }
    38  func (l *Log) GetTxHash() *Hash      { return &Hash{l.log.TxHash} }
    39  func (l *Log) GetTxIndex() int       { return int(l.log.TxIndex) }
    40  func (l *Log) GetBlockHash() *Hash   { return &Hash{l.log.BlockHash} }
    41  func (l *Log) GetIndex() int         { return int(l.log.Index) }
    42  
    43  // Logs represents a slice of VM logs.
    44  type Logs struct{ logs []*types.Log }
    45  
    46  // Size returns the number of logs in the slice.
    47  func (l *Logs) Size() int {
    48  	return len(l.logs)
    49  }
    50  
    51  // Get returns the log at the given index from the slice.
    52  func (l *Logs) Get(index int) (log *Log, _ error) {
    53  	if index < 0 || index >= len(l.logs) {
    54  		return nil, errors.New("index out of bounds")
    55  	}
    56  	return &Log{l.logs[index]}, nil
    57  }