#pragma once

#include <cstdint>

namespace roro::meshcore {

// AES-128 (FIPS 197), one block at a time, decryption only: what reading a MeshCore message
// takes. Small and dependency-free, so the same code runs in the PC tests and on the device.
class Aes128 {
   public:
    explicit Aes128(const uint8_t key[16]);
    void decryptBlock(const uint8_t in[16], uint8_t out[16]) const;

   private:
    uint8_t roundKeys_[176];
};

}  // namespace roro::meshcore