Struct MessageHeader 

pub struct MessageHeader {
    pub encoding: u8,
    pub message_type: u8,
    pub compressed: u8,
    pub _unused: u8,
    pub length: u32,
}

Header of q IPC data frame.

Fields

encoding: u8

Encoding.

• 0: Big Endian
• 1: Little Endian

message_type: u8

Message type. One of followings:

• 0: Asynchronous
• 1: Synchronous
• 2: Response

compressed: u8

Indicator of whether the message is compressed or not.

• 0: Uncompressed
• 1: Compressed

_unused: u8

Reserved byte.

length: u32

Total length of the message including header.

Implementations

impl MessageHeader

pub const fn size() -> usize

Size of the message header in bytes

pub fn from_bytes(buf: &[u8]) -> Result<Self>

Parse a message header from bytes

pub fn to_bytes(&self) -> [u8; 8]

Serialize the header to bytes

Trait Implementations

impl Clone for MessageHeader

fn clone(&self) -> MessageHeader

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MessageHeader

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Copy for MessageHeader