cryptogy

package

v1.4.0 Latest Latest Go to latest Published: Feb 24, 2024 License: LGPL-3.0 Imports: 21 Imported by: 1

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Repository

github.com/azhai/gozzo

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Documentation ¶

Index ¶

func CreateMd5Password(password string) string
func CreatePassword(password string) string
func CreateToken(prefix []byte, tailsize int) string
func GetPasswordChanges(password string) map[string]any
func Md5(data string) string
func Md5File(filename string) (string, error)
func Md5Sum(data string) string
func NewSerialNo(n byte) string
func NewTimeSerialNo(n byte, t time.Time) string
func PKCS5Padding(cipherText []byte, blockSize int) []byte
func PKCS5Unpadding(origData []byte) []byte
func PKCS7Padding(cipherText []byte, blockSize int) []byte
func PKCS7Unpadding(origData []byte) []byte
func RandSalt(size int) string
func VerifyPassword(plainText, cipherText string) bool
func ZeroPadding(cipherText []byte, blockSize int) []byte
func ZeroUnpadding(origData []byte) []byte
type AESCipher
- func NewAESCipher(mode string, key []byte) (*AESCipher, error)
- func (c *AESCipher) Decrypt(cipherText []byte) ([]byte, error)
- func (c *AESCipher) Encrypt(origData []byte) ([]byte, error)
- func (c *AESCipher) GetDecrypter() cipher.BlockMode
- func (c *AESCipher) GetEncrypter() cipher.BlockMode
- func (c *AESCipher) GetStream(isDecrypt bool) cipher.Stream
- func (c *AESCipher) SetPaddingFunc(name string)
type ICipher
- func Cipher() ICipher
type MacHash
- func NewMacHash(creator NewHashFunc) *MacHash
- func (h MacHash) MacSum(text string) []byte
- func (h *MacHash) SetKey(key string) *MacHash
- func (h MacHash) Sign(text string) string
- func (h MacHash) Verify(text, hashed string) bool
type NewHashFunc
type PaddingFunc
type RSACipher
- func NewRSACipher(privKey, pubKey string) RSACipher
- func (c RSACipher) Decrypt(cipherText []byte) ([]byte, error)
- func (c RSACipher) Encrypt(origData []byte) ([]byte, error)
- func (c RSACipher) GetBlock(key []byte, errmsg string) (*pem.Block, error)
- func (c RSACipher) GetPrivateKey() (*rsa.PrivateKey, error)
- func (c RSACipher) GetPublicKey() (*rsa.PublicKey, error)
- func (c RSACipher) Sign(hash crypto.Hash, msg []byte) ([]byte, error)
- func (c RSACipher) Verify(hash crypto.Hash, msg, sig []byte) error
type SaltPassword
- func NewSaltPassword(len int, sep string) *SaltPassword
- func (p *SaltPassword) CreatePassword(plainText string) string
- func (p *SaltPassword) VerifyPassword(plainText, cipherText string) bool
type UnpaddingFunc

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func CreateMd5Password ¶

func CreateMd5Password(password string) string

func CreatePassword ¶

func CreatePassword(password string) string

func CreateToken ¶

func CreateToken(prefix []byte, tailsize int) string

func GetPasswordChanges ¶

func GetPasswordChanges(password string) map[string]any

func Md5 ¶

func Md5(data string) string

func Md5File ¶

func Md5File(filename string) (string, error)

Md5File 计算文件的md5哈希值

func Md5Sum ¶

func Md5Sum(data string) string

Md5Sum 计算md5哈希值

func NewSerialNo ¶

func NewSerialNo(n byte) string

func NewTimeSerialNo ¶

func NewTimeSerialNo(n byte, t time.Time) string

func PKCS5Padding ¶

func PKCS5Padding(cipherText []byte, blockSize int) []byte

func PKCS5Unpadding ¶

func PKCS5Unpadding(origData []byte) []byte

func PKCS7Padding ¶

func PKCS7Padding(cipherText []byte, blockSize int) []byte

func PKCS7Unpadding ¶

func PKCS7Unpadding(origData []byte) []byte

func RandSalt ¶

func RandSalt(size int) string

RandSalt 产生随机salt

func VerifyPassword ¶

func VerifyPassword(plainText, cipherText string) bool

func ZeroPadding ¶

func ZeroPadding(cipherText []byte, blockSize int) []byte

func ZeroUnpadding ¶

func ZeroUnpadding(origData []byte) []byte

Types ¶

type AESCipher ¶

type AESCipher struct {
	Padding   PaddingFunc
	Unpadding UnpaddingFunc
	cipher.Block
	// contains filtered or unexported fields
}

AES加密，支持模式CBC、CFB、CTR、OFB，不支持ECB和GCM 其中CBC模式一般需要填充，用法: c.SetPaddingFunc("PKCS5")

func NewAESCipher ¶

func NewAESCipher(mode string, key []byte) (*AESCipher, error)

func (*AESCipher) Decrypt ¶

func (c *AESCipher) Decrypt(cipherText []byte) ([]byte, error)

func (*AESCipher) Encrypt ¶

func (c *AESCipher) Encrypt(origData []byte) ([]byte, error)

func (*AESCipher) GetDecrypter ¶

func (c *AESCipher) GetDecrypter() cipher.BlockMode

func (*AESCipher) GetEncrypter ¶

func (c *AESCipher) GetEncrypter() cipher.BlockMode

func (*AESCipher) GetStream ¶

func (c *AESCipher) GetStream(isDecrypt bool) cipher.Stream

func (*AESCipher) SetPaddingFunc ¶

func (c *AESCipher) SetPaddingFunc(name string)

type ICipher ¶

type ICipher interface {
	CreatePassword(plainText string) string
	VerifyPassword(plainText, cipherText string) bool
}

func Cipher ¶

func Cipher() ICipher

type MacHash ¶

type MacHash struct {
	// contains filtered or unexported fields
}

MacHash 例如 NewMacHash(sha256.New).SetKey("nonce")

func NewMacHash ¶

func NewMacHash(creator NewHashFunc) *MacHash

func (MacHash) MacSum ¶

func (h MacHash) MacSum(text string) []byte

func (*MacHash) SetKey ¶

func (h *MacHash) SetKey(key string) *MacHash

func (MacHash) Sign ¶

func (h MacHash) Sign(text string) string

func (MacHash) Verify ¶

func (h MacHash) Verify(text, hashed string) bool

type NewHashFunc ¶

type NewHashFunc func() hash.Hash

type PaddingFunc ¶

type PaddingFunc func(cipherText []byte, blockSize int) []byte

type RSACipher ¶

type RSACipher struct {
	// contains filtered or unexported fields
}

RSA加密，支持模式PKCS#1 v1.5，不支持OAEP/PSS 用法: NewRSACipher(privKey, pubKey).Sign(crypto.SHA256, []byte("hello world"))

func NewRSACipher ¶

func NewRSACipher(privKey, pubKey string) RSACipher

func (RSACipher) Decrypt ¶

func (c RSACipher) Decrypt(cipherText []byte) ([]byte, error)

解密

func (RSACipher) Encrypt ¶

func (c RSACipher) Encrypt(origData []byte) ([]byte, error)

加密

func (RSACipher) GetBlock ¶

func (c RSACipher) GetBlock(key []byte, errmsg string) (*pem.Block, error)

解密pem格式的公钥/私钥

func (RSACipher) GetPrivateKey ¶

func (c RSACipher) GetPrivateKey() (*rsa.PrivateKey, error)

func (RSACipher) GetPublicKey ¶

func (c RSACipher) GetPublicKey() (*rsa.PublicKey, error)

func (RSACipher) Sign ¶

func (c RSACipher) Sign(hash crypto.Hash, msg []byte) ([]byte, error)

签名

func (RSACipher) Verify ¶

func (c RSACipher) Verify(hash crypto.Hash, msg, sig []byte) error

校验

type SaltPassword ¶

type SaltPassword struct {
	*MacHash
	// contains filtered or unexported fields
}

SaltPassword 带salt值的sha256密码哈希

func NewSaltPassword ¶

func NewSaltPassword(len int, sep string) *SaltPassword

func (*SaltPassword) CreatePassword ¶

func (p *SaltPassword) CreatePassword(plainText string) string

CreatePassword 设置密码

func (*SaltPassword) VerifyPassword ¶

func (p *SaltPassword) VerifyPassword(plainText, cipherText string) bool

VerifyPassword 校验密码

type UnpaddingFunc ¶

type UnpaddingFunc func(origData []byte) []byte

Source Files ¶

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