codec

package
v1.3.6-beta5 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Sep 27, 2024 License: AGPL-3.0 Imports: 52 Imported by: 2

Documentation

Index

Constants

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const DefaultBytesToKeyIterations = 1
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const DefaultPBKDF2Iterations = 10000

Variables

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var (
	EscapeHtmlString   = html.EscapeString
	UnescapeHtmlString = html.UnescapeString
	StrConvQuote       = func(s string) string {
		raw := []byte(s)
		var buf bytes.Buffer
		buf.WriteString("\"")
		for _, b := range raw {
			switch true {
			case b >= 'a' && b <= 'z':
				fallthrough
			case b >= 'A' && b <= 'Z':
				fallthrough
			case b >= '0' && b <= '9':
				buf.WriteByte(b)
			default:
				buf.WriteString(fmt.Sprintf(`\x%02x`, b))
			}
		}
		buf.WriteString("\"")
		return buf.String()
	}
)
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var (
	// BytesToKeyMD5 utilizes MD5 key-derivation (`-md md5`)
	BytesToKeyMD5 = NewBytesToKeyGenerator(md5.New, DefaultBytesToKeyIterations)
	// BytesToKeySHA1 utilizes SHA1 key-derivation (`-md sha1`)
	BytesToKeySHA1 = NewBytesToKeyGenerator(sha1.New, DefaultBytesToKeyIterations)
	// BytesToKeySHA256 utilizes SHA256 key-derivation (`-md sha256`)
	BytesToKeySHA256 = NewBytesToKeyGenerator(sha256.New, DefaultBytesToKeyIterations)
	// BytesToKeySHA384 utilizes SHA384 key-derivation (`-md sha384`)
	BytesToKeySHA384 = NewBytesToKeyGenerator(sha512.New384, DefaultBytesToKeyIterations)
	// BytesToKeySHA512 utilizes SHA512 key-derivation (`-md sha512`)
	BytesToKeySHA512 = NewBytesToKeyGenerator(sha512.New, DefaultBytesToKeyIterations)
	// PBKDF2MD5 utilizes PBKDF2 key derivation with MD5 hashing (`-pbkdf2 -md md5`)
	PBKDF2MD5 = NewPBKDF2Generator(md5.New, DefaultPBKDF2Iterations)
	// PBKDF2SHA1 utilizes PBKDF2 key derivation with SHA1 hashing (`-pbkdf2 -md sha1`)
	PBKDF2SHA1 = NewPBKDF2Generator(sha1.New, DefaultPBKDF2Iterations)
	// PBKDF2SHA256 utilizes PBKDF2 key derivation with SHA256 hashing (`-pbkdf2 -md sha256`)
	PBKDF2SHA256 = NewPBKDF2Generator(sha256.New, DefaultPBKDF2Iterations)
	// PBKDF2SHA384 utilizes PBKDF2 key derivation with SHA384 hashing (`-pbkdf2 -md sha384`)
	PBKDF2SHA384 = NewPBKDF2Generator(sha512.New384, DefaultPBKDF2Iterations)
	// PBKDF2SHA512 utilizes PBKDF2 key derivation with SHA512 hashing (`-pbkdf2 -md sha512`)
	PBKDF2SHA512 = NewPBKDF2Generator(sha512.New, DefaultPBKDF2Iterations)
)
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var (
	CBC = "CBC"
	ECB = "ECB"
	CFB = "CFB"
	OFB = "OFB"
	CTR = "CTR"
)
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var AESCBCDecrypt = AESDecryptCBCWithPKCSPadding
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var AESCBCEncrypt = AESEncryptCBCWithPKCSPadding
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var AESDecryptCBCWithPKCSPadding = AESDecFactory(PKCS5UnPadding, CBC)
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var AESDecryptCBCWithZeroPadding = AESDecFactory(ZeroUnPadding, CBC)
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var AESDecryptECBWithPKCSPadding = AESDecFactory(PKCS5UnPadding, ECB)
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var AESDecryptECBWithZeroPadding = AESDecFactory(ZeroUnPadding, ECB)
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var AESECBDecrypt = AESDecryptECBWithPKCSPadding
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var AESECBEncrypt = AESEncryptECBWithPKCSPadding
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var AESEncryptCBCWithPKCSPadding = AESEncFactory(PKCS5Padding, CBC)
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var AESEncryptCBCWithZeroPadding = AESEncFactory(ZeroPadding, CBC)
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var AESEncryptECBWithPKCSPadding = AESEncFactory(PKCS5Padding, ECB)
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var AESEncryptECBWithZeroPadding = AESEncFactory(ZeroPadding, ECB)
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var AESGCMEncryptWithNonceSize16 = AESGCMEncrypt
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var DESDecryptCBCWithPKCSPadding = DESDecFactory(PKCS5UnPadding, CBC)
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var DESDecryptCBCWithZeroPadding = DESDecFactory(ZeroUnPadding, CBC)
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var DESDecryptECBWithPKCSPadding = DESDecFactory(PKCS5UnPadding, ECB)
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var DESDecryptECBWithZeroPadding = DESDecFactory(ZeroUnPadding, ECB)
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var DESEncryptCBCWithPKCSPadding = DESEncFactory(PKCS5Padding, CBC)

Des

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var DESEncryptCBCWithZeroPadding = DESEncFactory(ZeroPadding, CBC)
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var DESEncryptECBWithPKCSPadding = DESEncFactory(PKCS5Padding, ECB)
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var DESEncryptECBWithZeroPadding = DESEncFactory(ZeroPadding, ECB)
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var DoubleDecodeUrl = func(i string) (string, error) {
	raw, err := url.QueryUnescape(i)
	if err != nil {
		return "", err
	}

	return url.QueryUnescape(raw)
}
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var DoubleEncodeUrl = func(i interface{}) string {
	return url.QueryEscape(EncodeUrlCode(i))
}
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var PKCS7Padding = sm4.PKCS7Padding
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var PKCS7UnPadding = sm4.PKCS7UnPadding
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var PathEscape = url.PathEscape
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var SM4DecryptCBCWithPKCSPadding = SM4DecFactory(PKCS5UnPadding, CBC)
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var SM4DecryptCBCWithZeroPadding = SM4DecFactory(ZeroUnPadding, CBC)
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var SM4DecryptCFBWithPKCSPadding = SM4DecFactory(PKCS5UnPadding, CFB)
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var SM4DecryptCFBWithZeroPadding = SM4DecFactory(ZeroUnPadding, CFB)
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var SM4DecryptCTRWithPKCSPadding = SM4DecFactory(PKCS5UnPadding, CTR)
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var SM4DecryptCTRWithZeroPadding = SM4DecFactory(ZeroUnPadding, CTR)
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var SM4DecryptECBWithPKCSPadding = SM4DecFactory(PKCS5UnPadding, ECB)
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var SM4DecryptECBWithZeroPadding = SM4DecFactory(ZeroUnPadding, ECB)
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var SM4DecryptOFBWithPKCSPadding = SM4DecFactory(PKCS5UnPadding, OFB)
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var SM4DecryptOFBWithZeroPadding = SM4DecFactory(ZeroUnPadding, OFB)
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var SM4EncryptCBCWithPKCSPadding = SM4EncFactory(PKCS5Padding, CBC)

Construct functions corresponding to various encryption modes

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var SM4EncryptCBCWithZeroPadding = SM4EncFactory(ZeroPadding, CBC)
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var SM4EncryptCFBWithPKCSPadding = SM4EncFactory(PKCS5Padding, CFB)
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var SM4EncryptCFBWithZeroPadding = SM4EncFactory(ZeroPadding, CFB)
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var SM4EncryptCTRWithPKCSPadding = SM4EncFactory(PKCS5Padding, CTR)
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var SM4EncryptCTRWithZeroPadding = SM4EncFactory(ZeroPadding, CTR)
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var SM4EncryptECBWithPKCSPadding = SM4EncFactory(PKCS5Padding, ECB)
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var SM4EncryptECBWithZeroPadding = SM4EncFactory(ZeroPadding, ECB)
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var SM4EncryptOFBWithPKCSPadding = SM4EncFactory(PKCS5Padding, OFB)
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var SM4EncryptOFBWithZeroPadding = SM4EncFactory(ZeroPadding, OFB)
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var StrConvUnquote = strconv.Unquote
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var TripleDESDecryptCBCWithPKCSPadding = TripleDESDecFactory(PKCS5UnPadding, CBC)
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var TripleDESDecryptCBCWithZeroPadding = TripleDESDecFactory(ZeroUnPadding, CBC)
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var TripleDESDecryptECBWithPKCSPadding = TripleDESDecFactory(PKCS5UnPadding, ECB)
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var TripleDESDecryptECBWithZeroPadding = TripleDESDecFactory(ZeroUnPadding, ECB)
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var TripleDESEncryptCBCWithPKCSPadding = TripleDESEncFactory(PKCS5Padding, CBC)

TripleDes

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var TripleDESEncryptCBCWithZeroPadding = TripleDESEncFactory(ZeroPadding, CBC)
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var TripleDESEncryptECBWithPKCSPadding = TripleDESEncFactory(PKCS5Padding, ECB)
View Source 
var TripleDESEncryptECBWithZeroPadding = TripleDESEncFactory(ZeroPadding, ECB)

Functions

func AESDec added in v1.3.3 

func AESDec(key []byte, data []byte, iv []byte, mode string) ([]byte, error)

func AESDecWithPassphrase 

func AESDecWithPassphrase(passphrase, data, salt []byte, KDF KeyDerivationFunc, aesMode string) ([]byte, error)

func AESEnc added in v1.3.3 

func AESEnc(key []byte, data []byte, iv []byte, mode string) ([]byte, error)

func AESEncWithPassphrase 

func AESEncWithPassphrase(passphrase, data, salt []byte, KDF KeyDerivationFunc, aesMode string) ([]byte, error)

func AESGCMDecrypt 

func AESGCMDecrypt(key []byte, data interface{}, nonce []byte) ([]byte, error)

func AESGCMDecryptWithNonceSize 

func AESGCMDecryptWithNonceSize(key []byte, data interface{}, nonceRaw []byte, nonceSize int) ([]byte, error)

func AESGCMDecryptWithNonceSize12 

func AESGCMDecryptWithNonceSize12(key []byte, data interface{}, nonce []byte) ([]byte, error)

func AESGCMDecryptWithNonceSize16 

func AESGCMDecryptWithNonceSize16(key []byte, data interface{}, nonce []byte) ([]byte, error)

func AESGCMEncrypt 

func AESGCMEncrypt(key []byte, data interface{}, nonceRaw []byte) ([]byte, error)

//AES GCM 加密后的payload shiro 1.4.2版本更换为了AES-GCM加密方式 

func AES_GCM_Encrypt(key []byte, Content []byte) string {
	block, _ := aes.NewCipher(key)
	nonce := make([]byte, 16)
	io.ReadFull(rand.Reader, nonce)
	aesgcm, _ := cipher.NewGCMWithNonceSize(block, 16)
	ciphertext := aesgcm.Seal(nil, nonce, Content, nil)
	return base64.StdEncoding.EncodeToString(append(nonce, ciphertext...))
}

func AESGCMEncryptWithNonceSize 

func AESGCMEncryptWithNonceSize(key []byte, data interface{}, nonceRaw []byte, nonceSize int) ([]byte, error)

func AESGCMEncryptWithNonceSize12 

func AESGCMEncryptWithNonceSize12(key []byte, data interface{}, nonceRaw []byte) ([]byte, error)

func AllASCII 

func AllASCII(i any) bool

func AnyToBytes added in v1.2.6 

func AnyToBytes(i interface{}) (result []byte)

func AnyToString added in v1.2.6 

func AnyToString(i interface{}) (result string)

func Atob added in v1.2.6 

func Atob(i string) bool

func Atof added in v1.2.6 

func Atof(i string) float64

func Atoi added in v1.2.6 

func Atoi(i string) int

func Atoi64 

func Atoi64(i string) int64

func BlockCheck added in v1.3.3 

func BlockCheck(iv, data []byte, blockSize int) error

func CBCDecode added in v1.3.3 

func CBCDecode(c cipher.Block, iv, data []byte) ([]byte, error)

func CBCEncode added in v1.3.3 

func CBCEncode(c cipher.Block, iv, data []byte) ([]byte, error)

func CFBDecode added in v1.3.3 

func CFBDecode(c cipher.Block, iv, data []byte) ([]byte, error)

func CFBEncode added in v1.3.3 

func CFBEncode(c cipher.Block, iv, data []byte) ([]byte, error)

func CTRDecode added in v1.3.3 

func CTRDecode(c cipher.Block, iv, data []byte) ([]byte, error)

func CTREncode added in v1.3.3 

func CTREncode(c cipher.Block, iv, data []byte) ([]byte, error)

func CharDetect 

func CharDetect(raw interface{}) ([]chardet.Result, error)

func CharDetectBest 

func CharDetectBest(raw interface{}) (*chardet.Result, error)

func Cmac added in v1.3.3 

func Cmac(alg string, key []byte, message []byte) ([]byte, error)

func DESDec added in v1.3.3 

func DESDec(key []byte, data []byte, iv []byte, mode string) ([]byte, error)

func DESECBDec 

func DESECBDec(key []byte, data []byte) ([]byte, error)

func DESECBEnc 

func DESECBEnc(key []byte, data []byte) ([]byte, error)

func DESEnc added in v1.3.3 

func DESEnc(key []byte, data []byte, iv []byte, mode string) ([]byte, error)

func DecodeBase32 added in v1.2.4 

func DecodeBase32(i string) ([]byte, error)

func DecodeBase64 

func DecodeBase64(i string) ([]byte, error)

func DecodeBase64Url 

func DecodeBase64Url(i interface{}) ([]byte, error)

func DecodeHex 

func DecodeHex(i string) ([]byte, error)

func Decodebig5 

func Decodebig5(s []byte) ([]byte, error)

Decodebig5 converts BIG5 to UTF-8

func Decodegbk 

func Decodegbk(s []byte) ([]byte, error)

Decodegbk converts GBK to UTF-8

func ECBDecode added in v1.3.3 

func ECBDecode(c cipher.Block, data []byte) ([]byte, error)

func ECBEncode added in v1.3.3 

func ECBEncode(c cipher.Block, data []byte) ([]byte, error)

func EncodeBase32 added in v1.2.4 

func EncodeBase32(i interface{}) string

func EncodeBase64 

func EncodeBase64(i interface{}) string

func EncodeBase64Url 

func EncodeBase64Url(i interface{}) string

func EncodeByType added in v1.2.8 

func EncodeByType(t string, i interface{}) string

func EncodeHtmlEntity 

func EncodeHtmlEntity(i interface{}) string

func EncodeHtmlEntityEx added in v1.3.1 

func EncodeHtmlEntityEx(i interface{}, encodeType string, fullEncode bool) string

todo replace HtmlEntityEncode

func EncodeHtmlEntityHex 

func EncodeHtmlEntityHex(i interface{}) string

func EncodeToHex 

func EncodeToHex(i interface{}) string

func EncodeUrlCode 

func EncodeUrlCode(i interface{}) string

func Encodebig5 

func Encodebig5(s []byte) ([]byte, error)

Encodebig5 converts UTF-8 to BIG5

func Equal added in v1.3.3 

func Equal(mac1, mac2 []byte) bool

Equal compares two MACs for equality without leaking timing information.

func EscapeInvalidUTF8Byte 

func EscapeInvalidUTF8Byte(s []byte) string

func FixIV added in v1.3.3 

func FixIV(iv, key []byte, blockSize int) []byte

func ForceQueryUnescape added in v1.2.8 

func ForceQueryUnescape(s string) string

func GB18030ToUtf8 

func GB18030ToUtf8(s []byte) ([]byte, error)

func GBKSafeString 

func GBKSafeString(s []byte) (string, error)

func GbkToUtf8 

func GbkToUtf8(s []byte) ([]byte, error)

func GenerateSM2PrivateKeyHEX 

func GenerateSM2PrivateKeyHEX() ([]byte, []byte, error)

func GenerateSM2PrivateKeyPEM 

func GenerateSM2PrivateKeyPEM() ([]byte, []byte, error)

func HTTPChunkedDecode 

func HTTPChunkedDecode(raw []byte) ([]byte, error)

func HTTPChunkedDecodeWithRestBytes added in v1.2.6 

func HTTPChunkedDecodeWithRestBytes(raw []byte) ([]byte, []byte)

func HTTPChunkedDecoderWithRestBytes added in v1.2.6 

func HTTPChunkedDecoderWithRestBytes(raw io.Reader) ([]byte, []byte, io.Reader, error)

func HTTPChunkedEncode 

func HTTPChunkedEncode(raw []byte) []byte

func HZGB2312ToUtf8 

func HZGB2312ToUtf8(s []byte) ([]byte, error)

func HmacMD5 

func HmacMD5(key, data interface{}) []byte

func HmacSM3 

func HmacSM3(key, data interface{}) []byte

func HmacSha1 

func HmacSha1(key, data interface{}) []byte

func HmacSha256 

func HmacSha256(key, data interface{}) []byte

func HmacSha512 

func HmacSha512(key, data interface{}) []byte

func HtmlCharsetPrescan 

func HtmlCharsetPrescan(content []byte, callback ...func(start, end int, matched PrescanResult)) (e encoding.Encoding, name string)

func IsControl added in v1.3.3 

func IsControl(r rune) bool

func IsGBK 

func IsGBK(data []byte) bool

func IsUtf8 

func IsUtf8(data []byte) bool

func Itoa added in v1.2.8 

func Itoa(i int) string

func JsonUnicodeDecode 

func JsonUnicodeDecode(i string) string

func JsonUnicodeEncode 

func JsonUnicodeEncode(i string) string

func MMH3Hash128 

func MMH3Hash128(i interface{}) string

func MMH3Hash128x64 

func MMH3Hash128x64(i interface{}) string

func MMH3Hash32 

func MMH3Hash32(i interface{}) int64

func Md5 

func Md5(i interface{}) string

func MustPKCS5UnPadding added in v1.2.2 

func MustPKCS5UnPadding(origData []byte) ([]byte, error)

func OFBDecode added in v1.3.3 

func OFBDecode(c cipher.Block, iv, data []byte) ([]byte, error)

func OFBEncode added in v1.3.3 

func OFBEncode(c cipher.Block, iv, data []byte) ([]byte, error)

func PKCS5Padding 

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

func PKCS5UnPadding 

func PKCS5UnPadding(origData []byte) []byte

func PKCS7PaddingFor8ByteBlock added in v1.3.3 

func PKCS7PaddingFor8ByteBlock(src []byte) []byte

func PKCS7UnPaddingFor8ByteBlock added in v1.3.3 

func PKCS7UnPaddingFor8ByteBlock(src []byte) []byte

func PathUnescape 

func PathUnescape(s string) (string, error)

func QueryEscape 

func QueryEscape(s string) string

func QueryUnescape 

func QueryUnescape(s string) (string, error)

func RC4Decrypt 

func RC4Decrypt(cipherKey []byte, cipherText []byte) ([]byte, error)

func RC4Encrypt 

func RC4Encrypt(cipherKey []byte, plainText []byte) ([]byte, error)

func RandBytes 

func RandBytes(n int) []byte

func RandomUpperAndLower 

func RandomUpperAndLower(s string) string

func ReadHTTPChunkedDataWithFixed added in v1.2.6 

func ReadHTTPChunkedDataWithFixed(raw []byte) (data []byte, fixedChunked []byte, rest []byte)

func ReadHTTPChunkedDataWithFixedError added in v1.3.3 

func ReadHTTPChunkedDataWithFixedError(raw []byte) (data []byte, fixedChunked []byte, rest []byte, _ error)

func SM2DecryptASN1 

func SM2DecryptASN1(priKey []byte, data []byte) ([]byte, error)

func SM2DecryptASN1WithPassword 

func SM2DecryptASN1WithPassword(priKey []byte, data []byte, password []byte) ([]byte, error)

func SM2DecryptC1C2C3 

func SM2DecryptC1C2C3(priKey []byte, data []byte) ([]byte, error)

func SM2DecryptC1C2C3WithPassword 

func SM2DecryptC1C2C3WithPassword(priKey []byte, data []byte, password []byte) ([]byte, error)

func SM2DecryptC1C3C2 

func SM2DecryptC1C3C2(priKey []byte, data []byte) ([]byte, error)

func SM2DecryptC1C3C2WithPassword 

func SM2DecryptC1C3C2WithPassword(priKey []byte, data []byte, password []byte) ([]byte, error)

func SM2EncryptASN1 

func SM2EncryptASN1(pubKey []byte, data []byte) ([]byte, error)

func SM2EncryptC1C2C3 

func SM2EncryptC1C2C3(pubKey []byte, data []byte) ([]byte, error)

func SM2EncryptC1C3C2 

func SM2EncryptC1C3C2(pubKey []byte, data []byte) ([]byte, error)

func SM3 

func SM3(raw interface{}) []byte

func SM4Dec added in v1.3.3 

func SM4Dec(key, data, iv []byte, mode string) ([]byte, error)

func SM4Enc added in v1.3.3 

func SM4Enc(key, data, iv []byte, mode string) ([]byte, error)

func SM4GCMDec 

func SM4GCMDec(key []byte, data interface{}, iv []byte) ([]byte, error)

func SM4GCMEnc 

func SM4GCMEnc(key []byte, data interface{}, iv []byte) ([]byte, error)
func sm4encBase(data interface{}, key []byte, iv []byte, sm4ordinary func(key, in []byte, encode bool, iv []byte) ([]byte, error)) ([]byte, error) {
	return sm4ordinary(key, interfaceToBytes(data), true, iv)
}

func sm4decBase(data interface{}, key []byte, iv []byte, sm4ordinary func(key, in []byte, encode bool, iv []byte) ([]byte, error)) ([]byte, error) {
	return sm4ordinary(key, interfaceToBytes(data), false, iv)
}

func SM4CFBEnc(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4encBase(data, key, iv, sm4.Sm4CFB)
}

func SM4CBCEnc(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4encBase(data, key, iv, sm4.Sm4Cbc)
}

func SM4ECBEnc(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4encBase(data, key, iv, sm4.Sm4Ecb)
}

func SM4OFBEnc(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4encBase(data, key, iv, sm4.Sm4OFB)
}

func SM4CFBDec(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4decBase(data, key, iv, sm4.Sm4CFB)
}

func SM4CBCDec(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4decBase(data, key, iv, sm4.Sm4Cbc)
}

func SM4ECBDec(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4decBase(data, key, iv, sm4.Sm4Ecb)
}

func SM4OFBDec(key []byte, data interface{}, iv []byte) ([]byte, error) {
	return sm4decBase(data, key, iv, sm4.Sm4OFB)
}

func Sha1 

func Sha1(i interface{}) string

func Sha224 

func Sha224(i interface{}) string

func Sha256 

func Sha256(i interface{}) string

func Sha384 

func Sha384(i interface{}) string

func Sha512 

func Sha512(i interface{}) string

func ShrinkString 

func ShrinkString(r any, size int) string

func ShrinkStringDefault 

func ShrinkStringDefault(r any) string

func StrConvUnquoteForce added in v1.2.8 

func StrConvUnquoteForce(s string) []byte

func TripleDES_ECBDec added in v1.2.4 

func TripleDES_ECBDec(key []byte, data []byte) ([]byte, error)

func TripleDES_ECBEnc added in v1.2.4 

func TripleDES_ECBEnc(key []byte, data []byte) ([]byte, error)

func TripleDesDec added in v1.3.3 

func TripleDesDec(key []byte, data []byte, iv []byte, mode string) ([]byte, error)

func TripleDesEnc added in v1.3.3 

func TripleDesEnc(key []byte, data []byte, iv []byte, mode string) ([]byte, error)

func UTF8AndControlEscapeForEditorView added in v1.3.3 

func UTF8AndControlEscapeForEditorView(i any) string

UTF8AndControlEscapeForEditorView will remove some unfriendly chars for editor

func UTF8SafeEscape added in v1.3.3 

func UTF8SafeEscape(i any) string

func UrlUnicodeDecode added in v1.2.9 

func UrlUnicodeDecode(s string) string

func Utf8ToGB18030 

func Utf8ToGB18030(s []byte) ([]byte, error)

func Utf8ToGbk 

func Utf8ToGbk(s []byte) ([]byte, error)

func Utf8ToHZGB2312 

func Utf8ToHZGB2312(s []byte) ([]byte, error)

func ZeroPadding 

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

func ZeroUnPadding 

func ZeroUnPadding(originData []byte) []byte

Types

type AutoDecodeResult 

type AutoDecodeResult struct {
	Type        string
	TypeVerbose string
	Origin      string
	Result      string
}

func AutoDecode 

func AutoDecode(i interface{}) []*AutoDecodeResult

type CmacBuilder added in v1.3.3 

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

func New added in v1.3.3 

func New(newCipher NewCipherFunc, key []byte) (*CmacBuilder, error)

New returns a new CMAC hash using the given cipher instantiation function and key.

func (*CmacBuilder) BlockSize added in v1.3.3 

func (c *CmacBuilder) BlockSize() int

func (*CmacBuilder) Reset added in v1.3.3 

func (c *CmacBuilder) Reset()

Reset the the CMAC

func (*CmacBuilder) Size added in v1.3.3 

func (c *CmacBuilder) Size() int

func (*CmacBuilder) Sum added in v1.3.3 

func (c *CmacBuilder) Sum(m []byte) []byte

Sum returns the CMAC appended to m. m may be nil. Write may be called after Sum.

func (*CmacBuilder) Write added in v1.3.3 

func (c *CmacBuilder) Write(m []byte) (n int, err error)

Write accumulates the bytes in m in the cmac computation.

type EncodedFunc added in v1.3.3 

type EncodedFunc func(any) string

type KeyDerivationFunc 

type KeyDerivationFunc func(password, salt []byte) ([]byte, []byte, error)

func NewBytesToKeyGenerator 

func NewBytesToKeyGenerator(hashFunc func() hash.Hash, iterations int) KeyDerivationFunc

func NewPBKDF2Generator 

func NewPBKDF2Generator(hashFunc func() hash.Hash, iterations int) KeyDerivationFunc

type MIMEResult 

type MIMEResult struct {
	MIMEType    string
	IsText      bool
	NeedCharset bool
	Charset     string
}

func MatchMIMEType 

func MatchMIMEType(raw any) (*MIMEResult, error)

MatchMIMEType will match via bytes note: if the raw input is overlarge, check the first n(4k) bytes to detect question: fix the tail, if the raw input is text (not structured file)

func (*MIMEResult) TryUTF8Convertor 

func (t *MIMEResult) TryUTF8Convertor(raw []byte) ([]byte, bool)

type NewCipherFunc added in v1.3.3 

type NewCipherFunc func(key []byte) (cipher.Block, error)

NewCipherFunc instantiates a block cipher

type PrescanResult 

type PrescanResult struct {
	Encoding encoding.Encoding
	Name     string
}

type SymmetricCryptFunc added in v1.3.3 

type SymmetricCryptFunc func(key []byte, i interface{}, iv []byte) ([]byte, error)

func AESDecFactory added in v1.3.3 

func AESDecFactory(unpaddingFunc func([]byte) []byte, mode string) SymmetricCryptFunc

func AESEncFactory added in v1.3.3 

func AESEncFactory(paddingFunc func([]byte, int) []byte, mode string) SymmetricCryptFunc

func DESDecFactory added in v1.3.3 

func DESDecFactory(unpaddingFunc func([]byte) []byte, mode string) SymmetricCryptFunc

func DESEncFactory added in v1.3.3 

func DESEncFactory(paddingFunc func([]byte, int) []byte, mode string) SymmetricCryptFunc

func SM4DecFactory added in v1.3.3 

func SM4DecFactory(unpaddingFunc func([]byte) []byte, mode string) SymmetricCryptFunc

func SM4EncFactory added in v1.3.3 

func SM4EncFactory(paddingFunc func([]byte, int) []byte, mode string) SymmetricCryptFunc

func TripleDESDecFactory added in v1.3.3 

func TripleDESDecFactory(unpaddingFunc func([]byte) []byte, mode string) SymmetricCryptFunc

func TripleDESEncFactory added in v1.3.3 

func TripleDESEncFactory(paddingFunc func([]byte, int) []byte, mode string) SymmetricCryptFunc

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