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v0.0.0-...-05508b9 Latest Latest Go to latest Published: Oct 24, 2023 License: Apache-2.0 Imports: 20 Imported by: 0

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Repository

github.com/legendzhouwd/crypto

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Documentation ¶

Index ¶

Constants
Variables
func CheckAddressFormat(address string) (bool, uint8)
func CreateNewAccountWithMnemonic(language int, strength uint8, cryptography uint8) (*account.ECDSAAccount, error)
func ExportNewAccount(path string, privateKey *ecdsa.PrivateKey) error
func ExportNewAccountWithMnemonic(path string, language int, strength uint8, cryptography uint8) error
func GenerateAccountByMnemonic(mnemonic string, language int) (*account.ECDSAAccount, error)
func GetAddressFromPublicKey(pub *ecdsa.PublicKey) (string, error)
func GetAddressFromPublicKeys(keys []*ecdsa.PublicKey) (string, error)
func GetCryptoByteFromMnemonic(mnemonic string, language int) (uint8, error)
func GetEcdsaPrivateKeyFromFile(filename string) (*ecdsa.PrivateKey, error)
func GetEcdsaPrivateKeyFromJson(jsonContent []byte) (*ecdsa.PrivateKey, error)
func GetEcdsaPrivateKeyJsonFormat(k *ecdsa.PrivateKey) (string, error)
func GetEcdsaPublicKeyFromFile(filename string) (*ecdsa.PublicKey, error)
func GetEcdsaPublicKeyFromJson(jsonContent []byte) (*ecdsa.PublicKey, error)
func GetEcdsaPublicKeyJsonFormat(k *ecdsa.PrivateKey) (string, error)
func GetEcdsaPublicKeyJsonFormatFromPublicKey(k *ecdsa.PublicKey) (string, error)
func RetrievePrivateKeyByShares(strEncodeComplexShareGroup []string) (string, error)
func SplitPrivateKey(jsonPrivKey string, totalShareNumber, minimumShareNumber int) ([]string, error)
func VerifyAddressUsingPublicKey(address string, pub *ecdsa.PublicKey) (bool, uint8)
func VerifyAddressUsingPublicKeys(address string, pubs []*ecdsa.PublicKey) (bool, uint8)
type ECDSAPrivateKey
type ECDSAPublicKey
type PrivateKeyShare
type ShareGroup

Constants ¶

View Source

const (
	// 不同语言标准不一样，这里用const直接定义值还是好一些
	//	_ = iota
	// 低
	StrengthEasy = 1
	// 中
	StrengthMiddle = 2
	// 高
	StrengthHard = 3
)

定义助记词的强度类型

View Source

const (
	// 不同语言标准不一样，这里用const直接定义值还是好一些
	//	_ = iota
	// 美国Federal Information Processing Standards的椭圆曲线
	EccFIPS = iota
	// 国密椭圆曲线
	EccGM
)

定义密码算法的类型

Variables ¶

View Source

var (
	TooSmallNumOfkeysError         = errors.New("The total num of keys should be greater than one")
	CurveParamNilError             = errors.New("curve input param is nil")
	NotExactTheSameCurveInputError = errors.New("the curve is not same as curve of members")
	KeyParamNotMatchError          = errors.New("key param not match")
)

View Source

var (
	// 1111 - 11个1，当一个大的bigint和它进行“And”比特运算的时候，就会获得大的bigint最右边4位的比特位
	Last4BitsMask = big.NewInt(15)
	// 10000 - 乘以这个带有4个0的数等于左移4个比特位，除以这个带有4个0的数等于右移4个比特位，
	Shift4BitsFactor = big.NewInt(16)
)

View Source

var (
	// 助记词的强度暂未被支持
	// Strength required for generating Mnemonic has not been supported yet.
	ErrStrengthNotSupported = fmt.Errorf("This strength has not been supported yet.")

	// 密码学算法暂未被支持
	// Cryptography required for generating Mnemonic has not been supported yet.
	ErrCryptographyNotSupported = fmt.Errorf("This cryptography has not been supported yet.")

	// 语言暂未被支持
	// ReservedType required for generating Mnemonic has not been supported yet.
	ErrReservedTypeNotSupported = fmt.Errorf("This ReservedType has not been supported yet.")
)

Functions ¶

func CheckAddressFormat ¶

func CheckAddressFormat(address string) (bool, uint8)

验证钱包地址是否是合法的格式如果成功，返回true和对应的密码学标记位；如果失败，返回false和默认的密码学标记位0

func CreateNewAccountWithMnemonic ¶

func CreateNewAccountWithMnemonic(language int, strength uint8, cryptography uint8) (*account.ECDSAAccount, error)

参数字段：版本号、语言、强度返回的字段：助记词、私钥的json、公钥的json、钱包地址、错误信息

func ExportNewAccount ¶

func ExportNewAccount(path string, privateKey *ecdsa.PrivateKey) error

func ExportNewAccountWithMnemonic ¶

func ExportNewAccountWithMnemonic(path string, language int, strength uint8, cryptography uint8) error

func GenerateAccountByMnemonic ¶

func GenerateAccountByMnemonic(mnemonic string, language int) (*account.ECDSAAccount, error)

通过助记词来产生/恢复钱包账户

func GetAddressFromPublicKey ¶

func GetAddressFromPublicKey(pub *ecdsa.PublicKey) (string, error)

返回33位长度的地址

func GetAddressFromPublicKeys ¶

func GetAddressFromPublicKeys(keys []*ecdsa.PublicKey) (string, error)

generate address for multi-signature / ring-signature algorithm 为多个公钥生成地址，比如环签名地址，多重签名地址

func GetCryptoByteFromMnemonic ¶

func GetCryptoByteFromMnemonic(mnemonic string, language int) (uint8, error)

func GetEcdsaPrivateKeyFromFile ¶

func GetEcdsaPrivateKeyFromFile(filename string) (*ecdsa.PrivateKey, error)

func GetEcdsaPrivateKeyFromJson ¶

func GetEcdsaPrivateKeyFromJson(jsonContent []byte) (*ecdsa.PrivateKey, error)

func GetEcdsaPrivateKeyJsonFormat ¶

func GetEcdsaPrivateKeyJsonFormat(k *ecdsa.PrivateKey) (string, error)

获得私钥所对应的的json

func GetEcdsaPublicKeyFromFile ¶

func GetEcdsaPublicKeyFromFile(filename string) (*ecdsa.PublicKey, error)

func GetEcdsaPublicKeyFromJson ¶

func GetEcdsaPublicKeyFromJson(jsonContent []byte) (*ecdsa.PublicKey, error)

func GetEcdsaPublicKeyJsonFormat ¶

func GetEcdsaPublicKeyJsonFormat(k *ecdsa.PrivateKey) (string, error)

获得公钥所对应的的json

func GetEcdsaPublicKeyJsonFormatFromPublicKey ¶

func GetEcdsaPublicKeyJsonFormatFromPublicKey(k *ecdsa.PublicKey) (string, error)

获得公钥所对应的的json

func RetrievePrivateKeyByShares ¶

func RetrievePrivateKeyByShares(strEncodeComplexShareGroup []string) (string, error)

RetrievePrivateKeyByShares 私钥恢复

func SplitPrivateKey ¶

func SplitPrivateKey(jsonPrivKey string, totalShareNumber, minimumShareNumber int) ([]string, error)

SplitPrivateKey 私钥分割

func VerifyAddressUsingPublicKey ¶

func VerifyAddressUsingPublicKey(address string, pub *ecdsa.PublicKey) (bool, uint8)

验证钱包地址是否和指定的公钥match 如果成功，返回true和对应的密码学标记位；如果失败，返回false和默认的密码学标记位0

func VerifyAddressUsingPublicKeys ¶

func VerifyAddressUsingPublicKeys(address string, pubs []*ecdsa.PublicKey) (bool, uint8)

验证钱包地址是否和指定的公钥数组match 如果成功，返回true和对应的密码学标记位；如果失败，返回false和默认的密码学标记位0

Types ¶

type ECDSAPrivateKey ¶

type ECDSAPrivateKey struct {
	Curvname string
	X, Y, D  *big.Int
}

通过这个数据结构来生成私钥的json

type ECDSAPublicKey ¶

type ECDSAPublicKey struct {
	Curvname string
	X, Y     *big.Int
}

通过这个数据结构来生成公钥的json

type PrivateKeyShare ¶

type PrivateKeyShare struct {
	Index         int
	ComplexShares ShareGroup
}

PrivateKeyShare 私钥片段

type ShareGroup ¶

type ShareGroup []*big.Int

ShareGroup 密码学切分后的密钥片段簇

Source Files ¶

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