Module Crypto.SM4 Inheritance graph __builtin.Nettle.BlockCipher16Mixin __builtin.Nettle.Cipher __builtin.Nettle.BlockCipher Nettle.Cipher Nettle.BufferedCipher Nettle.BlockCipher Nettle.BlockCipher16 Nettle.SM4 Crypto.SM4 Description The SM4 block cipher. Inherit SM4 inherit Nettle.SM4 : SM4