github.com/jeffallen/go-ethereum@v1.1.4-0.20150910155051-571d3236c49c/xeth/whisper_message.go (about)

     1  // Copyright 2015 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  // Contains the external API representation of a whisper message.
    18  
    19  package xeth
    20  
    21  import (
    22  	"time"
    23  
    24  	"github.com/ethereum/go-ethereum/common"
    25  	"github.com/ethereum/go-ethereum/crypto"
    26  	"github.com/ethereum/go-ethereum/whisper"
    27  )
    28  
    29  // WhisperMessage is the external API representation of a whisper.Message.
    30  type WhisperMessage struct {
    31  	ref *whisper.Message
    32  
    33  	Payload string `json:"payload"`
    34  	To      string `json:"to"`
    35  	From    string `json:"from"`
    36  	Sent    int64  `json:"sent"`
    37  	TTL     int64  `json:"ttl"`
    38  	Hash    string `json:"hash"`
    39  }
    40  
    41  // NewWhisperMessage converts an internal message into an API version.
    42  func NewWhisperMessage(message *whisper.Message) WhisperMessage {
    43  	return WhisperMessage{
    44  		ref: message,
    45  
    46  		Payload: common.ToHex(message.Payload),
    47  		From:    common.ToHex(crypto.FromECDSAPub(message.Recover())),
    48  		To:      common.ToHex(crypto.FromECDSAPub(message.To)),
    49  		Sent:    message.Sent.Unix(),
    50  		TTL:     int64(message.TTL / time.Second),
    51  		Hash:    common.ToHex(message.Hash.Bytes()),
    52  	}
    53  }