Haskoin.Constants

Network constants for various networks, including Bitcoin SegWit (BTC), Bitcoin Cash (BCH), and corresponding public test and private regression test networks.

Documentation

data Network

Network definition.

Constructors

Network

Fields

• getNetworkName :: !String

  lowercase alphanumeric and dashes

• getAddrPrefix :: !Word8

  prefix for Base58 P2PKH addresses

• getScriptPrefix :: !Word8

  prefix for Base58 P2SH addresses

• getSecretPrefix :: !Word8

  prefix for WIF private key

• getExtPubKeyPrefix :: !Word32

  prefix for extended public key

• getExtSecretPrefix :: !Word32

  prefix for extended private key

• getNetworkMagic :: !Word32

  network magic

• getGenesisHeader :: !BlockHeader

  genesis block header

• getMaxBlockSize :: !Int

  maximum block size in bytes

• getMaxSatoshi :: !Word64

  maximum amount of satoshi

• getHaskoinUserAgent :: !ByteString

  user agent string

• getDefaultPort :: !Int

  default port for P2P connections

• getAllowMinDifficultyBlocks :: !Bool

  allow min difficulty blocks (testnet)

• getPowNoRetargetting :: !Bool

  do not retarget difficulty (regtest)

• getPowLimit :: !Integer

  proof-of-work target higest possible value

• getBip34Block :: !(BlockHeight, BlockHash)

  block at which BIP34 activates

• getBip65Height :: !BlockHeight

  block at which BIP65 activates

• getBip66Height :: !BlockHeight

  block at which BIP66 activates

• getTargetTimespan :: !Word32

  time between difficulty retargets

• getTargetSpacing :: !Word32

  time between blocks

• getCheckpoints :: ![(BlockHeight, BlockHash)]

  checkpoints

• getBip44Coin :: !Word32

  BIP44 derivation path root

• getSeeds :: ![String]

  peer-to-peer network seeds

• getSigHashForkId :: !(Maybe Word32)

  fork id for replay protection

• getEdaBlockHeight :: !(Maybe Word32)

  EDA start block height

• getDaaBlockHeight :: !(Maybe Word32)

  DAA start block height

• getAsertActivationTime :: !(Maybe Word32)

  asert3-2d algorithm activation time TODO: Replace with block height after fork

• getAsertHalfLife :: !Integer

  asert3-2d algorithm halflife (not used for non-BCH networks)

• getSegWit :: !Bool

  segregated witness active

• getCashAddrPrefix :: !(Maybe Text)

  CashAddr prefix (for Bitcoin Cash)

• getBech32Prefix :: !(Maybe Text)

  Bech32 prefix (for SegWit network)

• getReplaceByFee :: !Bool

  Replace-By-Fee (BIP-125)

• getHalvingInterval :: !Word32

  Subsidy halving interval

Instances

Eq Network

Defined in Haskoin.Data

Methods

(==) :: Network -> Network -> Bool

(/=) :: Network -> Network -> Bool

Read Network

Defined in Haskoin.Data

Methods

readsPrec :: Int -> ReadS Network

readList :: ReadS [Network]

readPrec :: ReadPrec Network

readListPrec :: ReadPrec [Network]

Show Network

Defined in Haskoin.Data

Methods

showsPrec :: Int -> Network -> ShowS

show :: Network -> String

showList :: [Network] -> ShowS

Generic Network

Defined in Haskoin.Data

Associated Types

type Rep Network :: Type -> Type

Methods

from :: Network -> Rep Network x

to :: Rep Network x -> Network

NFData Network

Defined in Haskoin.Data

Methods

rnf :: Network -> ()

type Rep Network

Defined in Haskoin.Data

type Rep Network = D1 ('MetaData "Network" "Haskoin.Data" "haskoin-core-0.21.2-inplace" 'False) (C1 ('MetaCons "Network" 'PrefixI 'True) (((((S1 ('MetaSel ('Just "getNetworkName") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 String) :*: S1 ('MetaSel ('Just "getAddrPrefix") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word8)) :*: (S1 ('MetaSel ('Just "getScriptPrefix") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word8) :*: S1 ('MetaSel ('Just "getSecretPrefix") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word8))) :*: ((S1 ('MetaSel ('Just "getExtPubKeyPrefix") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word32) :*: S1 ('MetaSel ('Just "getExtSecretPrefix") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word32)) :*: (S1 ('MetaSel ('Just "getNetworkMagic") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word32) :*: S1 ('MetaSel ('Just "getGenesisHeader") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 BlockHeader)))) :*: (((S1 ('MetaSel ('Just "getMaxBlockSize") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Int) :*: S1 ('MetaSel ('Just "getMaxSatoshi") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word64)) :*: (S1 ('MetaSel ('Just "getHaskoinUserAgent") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 ByteString) :*: S1 ('MetaSel ('Just "getDefaultPort") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Int))) :*: ((S1 ('MetaSel ('Just "getAllowMinDifficultyBlocks") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Bool) :*: S1 ('MetaSel ('Just "getPowNoRetargetting") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Bool)) :*: (S1 ('MetaSel ('Just "getPowLimit") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Integer) :*: S1 ('MetaSel ('Just "getBip34Block") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 (BlockHeight, BlockHash)))))) :*: ((((S1 ('MetaSel ('Just "getBip65Height") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 BlockHeight) :*: S1 ('MetaSel ('Just "getBip66Height") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 BlockHeight)) :*: (S1 ('MetaSel ('Just "getTargetTimespan") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word32) :*: S1 ('MetaSel ('Just "getTargetSpacing") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word32))) :*: ((S1 ('MetaSel ('Just "getCheckpoints") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 [(BlockHeight, BlockHash)]) :*: S1 ('MetaSel ('Just "getBip44Coin") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word32)) :*: (S1 ('MetaSel ('Just "getSeeds") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 [String]) :*: S1 ('MetaSel ('Just "getSigHashForkId") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 (Maybe Word32))))) :*: (((S1 ('MetaSel ('Just "getEdaBlockHeight") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 (Maybe Word32)) :*: S1 ('MetaSel ('Just "getDaaBlockHeight") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 (Maybe Word32))) :*: (S1 ('MetaSel ('Just "getAsertActivationTime") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 (Maybe Word32)) :*: S1 ('MetaSel ('Just "getAsertHalfLife") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Integer))) :*: ((S1 ('MetaSel ('Just "getSegWit") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Bool) :*: S1 ('MetaSel ('Just "getCashAddrPrefix") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 (Maybe Text))) :*: (S1 ('MetaSel ('Just "getBech32Prefix") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 (Maybe Text)) :*: (S1 ('MetaSel ('Just "getReplaceByFee") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Bool) :*: S1 ('MetaSel ('Just "getHalvingInterval") 'NoSourceUnpackedness 'SourceStrict 'DecidedStrict) (Rec0 Word32))))))))

Constants

btc :: Network

Bitcoin SegWit network. Symbol: BTC.

btcTest :: Network

Testnet for Bitcoin SegWit network.

btcRegTest :: Network

RegTest for Bitcoin SegWit network.

bch :: Network

Bitcoin Cash network. Symbol: BCH.

bchTest :: Network

Testnet for Bitcoin Cash network.

bchTest4 :: Network

Testnet for Bitcoin Cash network.

bchRegTest :: Network

RegTest for Bitcoin Cash network.

allNets :: [Network]

List of all networks supported by this library.

netByName :: String -> Maybe Network

Query known networks by name.