#include <sys/ioctl.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <fcntl.h>
#include <unistd.h>
#include <string.h>
#include <err.h>

#include <dev/usb/usb.h>

#define ISOBUF_SIZE	1023
#define WIDTH	320
#define HEIGHT	240
#define DEPTH	3

struct usb_dev_info{
    char	*productName;
    u_int16_t	vendorNo;
    u_int16_t	productNo;
    int		returnNo;
};

#define	ACT_WRITE	0
#define	ACT_READ	1
#define	ACT_SETIF	2

/* camera_reg_read flag */
#define	RREAD_NOFLAG		0
#define	RREAD_IGNORE_ERR	0x01
#define RREAD_QUIET		0x02

typedef struct
{
    u_int8_t  act;
    u_int16_t val;
    u_int16_t idx;
    u_int16_t len;
#define LENNUM_MAX	31
    u_int8_t data[LENNUM_MAX];
} initURB_t;

/** Header infomation */
#define SNX_HEADER_LEN	7
#define SNX_SKIPHEADER_LEN	12

#define SNX_SEQ_OFFSET	7	/* offset of sequencial number 00->40->80->c0 (uncompress mode)*/

#define SNX_HDR_SOI	0x00
#define SNX_HDR_EOI	0x40
#define SNX_HDR_SOI2	0x80
#define SNX_HDR_EOI2	0xc0

/** Prototype definition **/
int usbdev_probe(int, struct usb_dev_info *);
int sonix_init(int, int id);
int usb_set_interface(int, int);
int camera_reg_read(int fd, initURB_t const *urb, u_int8_t *val, int flag);
int camera_reg_write(int fd, initURB_t const *urb);
int find_header (unsigned char *buffer, int length);
void bayer2rgb24(unsigned char *, unsigned char *, int);