Network.Ethereum.Core.Signatures

newtype PrivateKey

Opaque PrivateKey type

Instances

• Show PrivateKey
• Eq PrivateKey

newtype PublicKey

Opaque PublicKey type

Instances

• Show PublicKey
• Eq PublicKey

unPublicKey :: PublicKey -> HexString

Get the underlying HexString representation of a PublicKey.

mkPublicKey :: HexString -> Maybe PublicKey

Attempt to construct a PublicKey from a HexString

unPrivateKey :: PrivateKey -> HexString

Get the underlying HexString representation of a PrivateKey

mkPrivateKey :: HexString -> Maybe PrivateKey

newtype Address

Represents and Ethereum address, which is a 20 byte HexString

Instances

• Show Address
• Eq Address
• Ord Address
• Decode Address
• Encode Address

unAddress :: Address -> HexString

mkAddress :: HexString -> Maybe Address

privateToPublic :: PrivateKey -> PublicKey

Produce the PublicKey for the corresponding PrivateKey.

privateToAddress :: PrivateKey -> Address

Produce the Address corresponding to the PrivateKey.

publicToAddress :: PublicKey -> Address

Produce the Address corresponding to the PublicKey

newtype Signature

Constructors

• Signature { r :: HexString, s :: HexString, v :: Int }

Instances

• Generic Signature _
• Eq Signature
• Show Signature

signMessage :: PrivateKey -> ByteString -> Signature

Sign the message with a PrivateKey

recoverSender :: ByteString -> Signature -> PublicKey

Recover the sender of the message from the Signature.

newtype ChainId

Used in Ethereum to prevent replay attacks

Constructors

• ChainId Int

Instances

• Generic ChainId _
• Eq ChainId
• Show ChainId

addChainIdOffset :: ChainId -> Signature -> Signature

Add the ChainId offset to the Signature v parameter.

removeChainIdOffset :: ChainId -> Signature -> Signature

Remove the ChainId offset from the Signature v parameter.