unleashed-firmware/lib/nfc_protocols/crypto1.h
2022-05-18 17:23:59 +03:00

23 lines
515 B
C

#pragma once
#include <stdint.h>
#include <stdbool.h>
typedef struct {
uint32_t odd;
uint32_t even;
} Crypto1;
void crypto1_reset(Crypto1* crypto1);
void crypto1_init(Crypto1* crypto1, uint64_t key);
uint8_t crypto1_bit(Crypto1* crypto1, uint8_t in, int is_encrypted);
uint8_t crypto1_byte(Crypto1* crypto1, uint8_t in, int is_encrypted);
uint32_t crypto1_word(Crypto1* crypto1, uint32_t in, int is_encrypted);
uint32_t crypto1_filter(uint32_t in);
uint32_t prng_successor(uint32_t x, uint32_t n);