sm4

package

v0.0.0-...-94cd62a Latest Latest Go to latest Published: Mar 16, 2024 License: Apache-2.0 Imports: 11 Imported by: 0

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const BlockSize = 16

This section is empty.

func DecryptBlock(key SM4Key, dst, src []byte)

func EncryptBlock(key SM4Key, dst, src []byte)

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

NewCipher creates and returns a new cipher.Block.

func WriteKeyToPem(FileName string, key SM4Key, pwd []byte) (bool, error)

func WriteKeytoMem(key SM4Key, pwd []byte) ([]byte, error)

type KeySizeError int

func (k KeySizeError) Error() string

type SM4CBCCipher256 struct {
	BufferPool *pkg.LimitedPool
	// contains filtered or unexported fields
}

func NewSM4CBCCipher256(key, iv []byte) (*SM4CBCCipher256, error)

func (sm4 *SM4CBCCipher256) Decrypt(src []byte) []byte

func (sm4 *SM4CBCCipher256) Encrypt(src []byte) []byte

type SM4Key []byte

func ReadKeyFromMem(data []byte, pwd []byte) (SM4Key, error)

func ReadKeyFromPem(FileName string, pwd []byte) (SM4Key, error)

type Sm4Cipher struct {
	// contains filtered or unexported fields
}

Cipher is an instance of SM4 encryption.

func (c *Sm4Cipher) BlockSize() int

func (c *Sm4Cipher) Decrypt(dst, src []byte)

func (c *Sm4Cipher) Encrypt(dst, src []byte)