pub enum SvcParamKey {
    Mandatory,
    Alpn,
    NoDefaultAlpn,
    Port,
    Ipv4Hint,
    EchConfig,
    Ipv6Hint,
    Key(u16),
    Key65535,
    Unknown(u16),
}
Expand description
14.3.2.  Initial contents

  The "Service Binding (SVCB) Parameter Registry" shall initially be
  populated with the registrations below:

  +=============+=================+======================+===========+
  | Number      | Name            | Meaning              | Reference |
  +=============+=================+======================+===========+
  | 0           | mandatory       | Mandatory keys in    | (This     |
  |             |                 | this RR              | document) |
  +-------------+-----------------+----------------------+-----------+
  | 1           | alpn            | Additional supported | (This     |
  |             |                 | protocols            | document) |
  +-------------+-----------------+----------------------+-----------+
  | 2           | no-default-alpn | No support for       | (This     |
  |             |                 | default protocol     | document) |
  +-------------+-----------------+----------------------+-----------+
  | 3           | port            | Port for alternative | (This     |
  |             |                 | endpoint             | document) |
  +-------------+-----------------+----------------------+-----------+
  | 4           | ipv4hint        | IPv4 address hints   | (This     |
  |             |                 |                      | document) |
  +-------------+-----------------+----------------------+-----------+
  | 5           | echconfig       | Encrypted            | (This     |
  |             |                 | ClientHello info     | document) |
  +-------------+-----------------+----------------------+-----------+
  | 6           | ipv6hint        | IPv6 address hints   | (This     |
  |             |                 |                      | document) |
  +-------------+-----------------+----------------------+-----------+
  | 65280-65534 | keyNNNNN        | Private Use          | (This     |
  |             |                 |                      | document) |
  +-------------+-----------------+----------------------+-----------+
  | 65535       | key65535        | Reserved ("Invalid   | (This     |
  |             |                 | key")                | document) |
  +-------------+-----------------+----------------------+-----------+

parsing done via:
  *  a 2 octet field containing the SvcParamKey as an integer in
     network byte order.  (See Section 14.3.2 for the defined values.)

Variants§

§

Mandatory

Mandatory keys in this RR

§

Alpn

Additional supported protocols

§

NoDefaultAlpn

No support for default protocol

§

Port

Port for alternative endpoint

§

Ipv4Hint

IPv4 address hints

§

EchConfig

Encrypted ClientHello info

§

Ipv6Hint

IPv6 address hints

§

Key(u16)

Private Use

§

Key65535

Reserved (“Invalid key”)

§

Unknown(u16)

Unknown

Trait Implementations§

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Auto Trait Implementations§

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