-struct format {
- GQuark name;
-
- uint64_t (*uint_read)(const uint8_t *ptr, size_t len, int byte_order);
- int64_t (*int_read)(const uint8_t *ptr, size_t len, int byte_order);
- size_t (*uint_write)(uint8_t *ptr, size_t len, int byte_order,
- uint64_t v);
- size_t (*int_write)(uint8_t *ptr, size_t len, int byte_order,
- int64_t v);
-
- uint64_t (*bitfield_unsigned_read)(const unsigned char *ptr,
- unsigned long start,
- unsigned long len,
- int byte_order);
- int64_t (*bitfield_signed_read)(const unsigned char *ptr,
- unsigned long start, unsigned long len,
- int byte_order);
- size_t (*bitfield_unsigned_write)(unsigned char *ptr,
- unsigned long start,
- unsigned long len,
- int byte_order, uint64_t v);
- size_t (*bitfield_signed_write)(unsigned char *ptr,
- unsigned long start,
- unsigned long len,
- int byte_order, int64_t v);