sm4

package

v0.30.1 Latest Latest Go to latest Published: Apr 15, 2025 License: MIT Imports: 10 Imported by: 0

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Package sm4 implements ShangMi(SM) sm4 symmetric encryption algorithm.

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const (
	INST_AES int = iota
	INST_SM4
)

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const BlockSize = 16

BlockSize the sm4 block size in bytes.

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const KeySize = 16

This section is empty.

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

NewCipher creates and returns a new cipher.Block implementation. The key argument should be the SM4 key, must be 16 bytes long.

type KeySizeError int

func (k KeySizeError) Error() string