#ifndef __CRYPTO_H__
#define __CRYPTO_H__

#include <stdint.h>

#include <sodium.h>


#define OOB_TRIGGER_LEN 16
#define PRESIG_MSG_LEN 16


enum trigger_domain {
    TRIGGER_DOMAIN_ALL,
    TRIGGER_DOMAIN_VENDOR,
    TRIGGER_DOMAIN_SERIES,
    TRIGGER_DOMAIN_COUNTRY,
    TRIGGER_DOMAIN_REGION,
    _TRIGGER_DOMAIN_COUNT
};

extern uint8_t presig_store[_TRIGGER_DOMAIN_COUNT][PRESIG_STORE_SIZE][crypto_sign_BYTES];
extern uint8_t oob_trigger_pubkey[crypto_sign_PUBLICKEYBYTES];
extern uint8_t presig_messages[_TRIGGER_DOMAIN_COUNT][PRESIG_STORE_SIZE][PRESIG_MSG_LEN];
extern uint8_t oob_presig_iv[16];
extern int presig_first_serial;


extern void oob_trigger_activated(enum trigger_domain domain, int serial);

int oob_message_received(uint8_t msg[static OOB_TRIGGER_LEN]);

#endif /* __CRYPTO_H__ */