Method schedule_core

src/aes.cpp:300–313

}

void AES::schedule_core(std::uint8_t *in, unsigned int i) {
    std::uint8_t t = in[0];
    in[0] = in[1];
    in[1] = in[2];
    in[2] = in[3];
    in[3] = t;

    in[0] = sbox[in[0]];
    in[1] = sbox[in[1]];
    in[2] = sbox[in[2]];
    in[3] = sbox[in[3]];

    in[0] ^= rcon[i];
}

void AES::expand_key(const std::uint8_t *in) {
    std::copy_n(in, 32, expanded_key);