Struct MembershipReportV3Header 

pub struct MembershipReportV3Header {
    pub flags: [u8; 2],
    pub num_of_records: u16,
}

IGMPv3 Membership Report Message header part.

Note that the checksum is not stored in this type and is stored in crate::IgmpHeader.

0                   1                   2                   3
0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  -
|  Type = 0x22  |    Reserved   |           Checksum            |  | part of header &
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  | this type
|             Flags             |  Number of Group Records (M)  |  ↓
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  -
|                                                               |  |
.                                                               .  |
.                        Group Record [1]                       .  |
.                                                               .  |
|                                                               |  |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  |
|                                                               |  |
.                                                               .  |
.                        Group Record [2]                       .  | part of payload
.                                                               .  |
|                                                               |  |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  |
|                               .                               |  |
.                               .                               .  |
|                               .                               |  |
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  |
|                                                               |  |
.                                                               .  |
.                        Group Record [M]                       .  |
.                                                               .  |
|                                                               |  ↓
+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+  -

Fields

flags: [u8; 2]

Additional Flags.

Documented in the IANA page https://www.iana.org/assignments/igmp-type-numbers/igmp-type-numbers.xhtml#igmp-mld-report-message-flags.

num_of_records: u16

The number of group records in the membership report

Implementations

impl MembershipReportV3Header

pub const LEN: usize = 8

Number of bytes/octets an MembershipReportV3Header takes up in serialized form.

pub const FLAGS_0_EXTENSION_MASK: u8 = 0b0000_0001

Mask of “extension” flag in MembershipReportV3Header::flags[0].

Trait Implementations

impl Clone for MembershipReportV3Header

fn clone(&self) -> MembershipReportV3Header

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for MembershipReportV3Header

impl Debug for MembershipReportV3Header

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

Formats the value using the given formatter.

impl Eq for MembershipReportV3Header

impl Hash for MembershipReportV3Header

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for MembershipReportV3Header

fn eq(&self, other: &MembershipReportV3Header) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl StructuralPartialEq for MembershipReportV3Header