github.com/yinchengtsinghua/golang-Eos-dpos-Ethereum@v0.0.0-20190121132951-92cc4225ed8e/whisper/whisperv5/doc.go (about)

     1  
     2  //此源码被清华学神尹成大魔王专业翻译分析并修改
     3  //尹成QQ77025077
     4  //尹成微信18510341407
     5  //尹成所在QQ群721929980
     6  //尹成邮箱 yinc13@mails.tsinghua.edu.cn
     7  //尹成毕业于清华大学,微软区块链领域全球最有价值专家
     8  //https://mvp.microsoft.com/zh-cn/PublicProfile/4033620
     9  //
    10  //
    11  //
    12  //
    13  //
    14  //
    15  //
    16  //
    17  //
    18  //
    19  //
    20  //
    21  //
    22  //
    23  //
    24  
    25  /*
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    37  */
    38  
    39  package whisperv5
    40  
    41  import (
    42  	"fmt"
    43  	"time"
    44  )
    45  
    46  const (
    47  	EnvelopeVersion    = uint64(0)
    48  	ProtocolVersion    = uint64(5)
    49  	ProtocolVersionStr = "5.0"
    50  	ProtocolName       = "shh"
    51  
    52  statusCode           = 0 //
    53  messagesCode         = 1 //
    54  p2pCode              = 2 //
    55  p2pRequestCode       = 3 //
    56  	NumberOfMessageCodes = 64
    57  
    58  	paddingMask   = byte(3)
    59  	signatureFlag = byte(4)
    60  
    61  	TopicLength     = 4
    62  	signatureLength = 65
    63  	aesKeyLength    = 32
    64  	AESNonceLength  = 12
    65  	keyIdSize       = 32
    66  
    67  MaxMessageSize        = uint32(10 * 1024 * 1024) //
    68  	DefaultMaxMessageSize = uint32(1024 * 1024)
    69  	DefaultMinimumPoW     = 0.2
    70  
    71  padSizeLimit      = 256 //
    72  	messageQueueLimit = 1024
    73  
    74  	expirationCycle   = time.Second
    75  	transmissionCycle = 300 * time.Millisecond
    76  
    77  DefaultTTL     = 50 //
    78  SynchAllowance = 10 //
    79  )
    80  
    81  type unknownVersionError uint64
    82  
    83  func (e unknownVersionError) Error() string {
    84  	return fmt.Sprintf("invalid envelope version %d", uint64(e))
    85  }
    86  
    87  //
    88  //
    89  //
    90  //
    91  //
    92  //
    93  type MailServer interface {
    94  	Archive(env *Envelope)
    95  	DeliverMail(whisperPeer *Peer, request *Envelope)
    96  }