rts_frame.h

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#ifndef RTS_FRAME_H
#define RTS_FRAME_H
 
#include <stdbool.h>
#include <stdint.h>
 
#include "rts_command.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
// Number of bytes in a raw RTS frame payload
#define RTS_FRAME_BYTES 7
 
struct rts_frame {
    uint8_t encryption_key : 8;
 
    enum rts_command command : 4;
 
    uint16_t rolling_code : 16;
 
    uint32_t remote_address : 24;
};
 
void rts_frame_init(struct rts_frame *frame, enum rts_command command,
                    uint16_t rolling_code, uint32_t remote_address);
 
void rts_frame_from_bytes(struct rts_frame *frame, const uint8_t *bytes);
 
void rts_frame_to_bytes(struct rts_frame *frame, uint8_t *bytes,
                        bool obfuscate);
 
void rts_frame_obfuscate_bytes(uint8_t *bytes);
 
void rts_frame_deobfuscate_bytes(uint8_t *dest, const uint8_t *src);
 
uint8_t rts_frame_generate_checksum(const uint8_t *bytes);
 
#ifdef __cplusplus
} // extern "C"
#endif
 
#endif // RTS_FRAME_H