wireprotocol.txt

Open session
    - cmd: 0
    - name: data
Response:
    - handle: int

Close handle
    - cmd: 1
    - handle: int
Response:
    none

IPC message
    - cmd: 2
    - request_type: int
    - data_count: int
    - data: int[data_count]
    - copy_count: int
    - copied_handles: int[copy_count]
    - move_count: int
    - moved_handles: int[move_count]
    - a_count: int
    - a_buffers:
        - blob: data
        - perms: int
    - b_count: int
    - b_buffers:
        - blob: data
        - perms: int
    - c_count: int
    - c_buffers:
        - blob: data
    - x_count: int
    - x_buffers:
        - blob: data
        - counter: int
    - handle: int
Response:
    - error_code: int
    - data_count: int
    - data: int[data_count]
    - copy_count: int
    - copied_handles: int[copy_count]
    - move_count: int
    - moved_handles: int[move_count]
    - a_count: int
    - a_buffers:
        - blob: data
        - perms: int
    - b_count: int
    - b_buffers:
        - blob: data
        - perms: int
    - c_count: int
    - c_buffers:
        - blob: data
    - x_count: int
    - x_buffers:
        - blob: data
        - counter: int
    - response_type: int

NOTE: If error_code is nonzero, no fields will follow!