# dtFabric format specification.
---
name: byte
type: integer
attributes:
  format: unsigned
  size: 1
  units: bytes
---
name: uint32
type: integer
attributes:
  format: unsigned
  size: 4
  units: bytes
---
name: extension_block
type: structure
attributes:
  byte_order: little-endian
members:
- name: size
  data_type: uint32
- name: data
  type: sequence
  element_data_type: byte
  number_of_elements: 0 if extension_block.size == 0 else extension_block.size - 4
