blob: 2cf66a590c431a540f280020586cbf6993a17618 [file] [log] [blame]
/* trailer handling for DFU files */
#define BAREBOX_DFU_TRAILER_MAGIC 0x19731978
struct barebox_dfu_trailer {
u_int32_t magic;
u_int16_t version;
u_int16_t length;
u_int16_t vendor;
u_int16_t product;
u_int32_t revision;
} __attribute__((packed));
/* we mirror the trailer because we want it to be longer in later versions
* while keeping backwards compatibility */
static inline void dfu_trailer_mirror(struct barebox_dfu_trailer *trailer,
unsigned char *eof)
int i;
int len = sizeof(struct barebox_dfu_trailer);
unsigned char *src = eof - len;
unsigned char *dst = (unsigned char *) trailer;
for (i = 0; i < len; i++)
dst[len-1-i] = src[i];
#endif /* _USB_DFU_TRAILER_H */