eip712

README

功能

• Go 后端生成 EIP-712 消息并将其发送给用户
• 用户使用 Metamask 签署消息
• 生成的签名被发送到后端并进行验证以确保其真实性。

具体实现

Documentation

Index

• func EIP712Sign(prv *ecdsa.PrivateKey, data *apitypes.TypedData) (string, error)
• func Eip712Hash() (*common.Hash, error)
• func RecoverEIP712Signature(sig string, data *apitypes.TypedData) (dataHash hexutil.Bytes, recoveredAddr ethcommon.Address, err error)
• func RecoverRawMsgSignature(sig, msg string) (signerAddr string, err error)
• func Verifying(dataHash []byte, userAddress common.Address, signature string) error

Functions

func EIP712Sign

func EIP712Sign(prv *ecdsa.PrivateKey, data *apitypes.TypedData) (string, error)

EIP712Sign eth EIP712 签名

func Eip712Hash

func Eip712Hash() (*common.Hash, error)

func RecoverEIP712Signature

func RecoverEIP712Signature(sig string, data *apitypes.TypedData) (dataHash hexutil.Bytes, recoveredAddr ethcommon.Address, err error)

EIP712SignatureRecover eth EIP712 恢复 signer 地址

func RecoverRawMsgSignature

func RecoverRawMsgSignature(sig, msg string) (signerAddr string, err error)

func Verifying

func Verifying(dataHash []byte, userAddress common.Address, signature string) error