class xf::security::sm4¶

#include "sm234.hpp"

Overview¶

SM4 encryption / decryption functions.

// fields

const ap_uint <8> sbox[256]
const ap_uint <32> ck[32]
ap_uint <32> rk[36]

void keyExtension (ap_uint <128> key)

Genrate extension key used in encryption/decryption.

Parameters:

key

Key.

void encrypt (
    ap_uint <128> input,
    ap_uint <128>& output
    )

encryption function.

Parameters:

input	Input block for encryption.
output	Output of encrypted block.

void decrypt (
    ap_uint <128> input,
    ap_uint <128>& output
    )

decryption function.

Parameters:

input	Input block for decryption.
output	Output of decrypted block.