acr120.h //acr2

#ifndef _ACR120_H
#define _ACR120_H

#include <termios.h>

#define ACR120_SUCCESS  0
#define ACR120_ERROR   -1

#define ACR120_REGISTER_STATIONID  0x4
#define ACR120_REGISTER_PROTOCOL   0x5
#define ACR120_REGISTER_BAUDRATE   0x6
#define ACR120_REGISTER_LED        0x7
#define ACR120_REGISTER_BUZZER     0x8

typedef enum {
    MIFARE_KEY_AA =0,
    MIFARE_KEY_BB,
    MIFARE_KEY_FF
} mifare_key;

struct acr120_conn {
    int fd;
    int error;
    unsigned char proto_mode;
};

extern int acr120_errno;

const char* acr120_strerror(void);



int acr120_open(const char *dev, unsigned char sid, speed_t speed);

int acr120_close(int fd);

int acr120_reset(int fd, unsigned char sid, int reply, int timeout);

int acr120_get_id(int fd, unsigned char *id, int timeout);

int acr120_select(int fd, unsigned char sid, unsigned int *uid, int timeout);

int acr120_login(int fd, unsigned char sid, unsigned char sector,
                mifare_key type, unsigned char *key, int timeout);
               
int acr120_write_block(int fd, unsigned char sid, unsigned char block,
                unsigned char *data, int timeout);
               
int acr120_write_value(int fd, unsigned char sid, unsigned char block,
                unsigned int value, int timeout);

int acr120_write_register(int fd, unsigned char sid, unsigned char reg,
                unsigned char value, int timeout);

int acr120_read_block(int fd, unsigned char sid, unsigned char block,
                unsigned char *data, int timeout);
               
int acr120_read_value(int fd, unsigned char sid, unsigned char block,
                unsigned int *value, int timeout);

int acr120_read_register(int fd, unsigned char sid, unsigned char reg,
                unsigned char *value, int timeout);

int acr120_copy_block(int fd, unsigned char sid, unsigned char source,
                unsigned char dest, int timeout);
               
int acr120_inc_value(int fd, unsigned char sid, unsigned char block,
                unsigned int inc, int timeout);
               
int acr120_dec_value(int fd, unsigned char sid, unsigned char block,
                unsigned int dec, int timeout);
               
int acr120_power_on(int fd, unsigned char sid, int timeout);

int acr120_power_off(int fd, unsigned char sid, int timeout);

#endif