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//! Typed (EC) Groups
#[derive(Debug, PartialEq)]
pub enum Group {
/// RFC 8422 s. 5.11.
Secp256r1,
/// RFC 8422 s. 5.11.
Secp384r1,
/// RFC 8422 s. 5.11.
Secp521r1,
/// RFC 8422 s. 5.11.
X25519,
/// RFC 8422 s. 5.11.
X448,
/// RFC 8422 s. 5.11.
Ffdhe2048,
/// RFC 7919 s. 8.3
Ffdhe3072,
/// RFC 7919 s. 8.3
Ffdhe4096,
/// RFC 7919 s. 8.3
Ffdhe6144,
/// RFC 7919 s. 8.3
Ffdhe8192,
/// draft-kwiatkowski-tls-ecdhe-mlkem-03 s. 5
SecP256r1Mlkem768,
/// draft-kwiatkowski-tls-ecdhe-mlkem-03 s. 5
X25519Mlkem768,
/// draft-kwiatkowski-tls-ecdhe-mlkem-03 s. 5
SecP384r1Mlkem1024,
/// Unknown Group (may be in future RFC / drafts)
Unknown(u16),
}
impl From<u16> for Group {
#[inline]
fn from(d: u16) -> Self {
match d {
// RFC 8422 s. 5.11.
23 => Self::Secp256r1,
// RFC 8422 s. 5.11.
24 => Self::Secp384r1,
// RFC 8422 s. 5.11.
25 => Self::Secp521r1,
// RFC 8422 s. 5.11.
29 => Self::X25519,
// RFC 8422 s. 5.11.
30 => Self::X448,
// RFC 7919 s. 8.3
256 => Self::Ffdhe2048,
// RFC 7919 s. 8.3
257 => Self::Ffdhe3072,
// RFC 7919 s. 8.3
258 => Self::Ffdhe4096,
// RFC 7919 s. 8.3
259 => Self::Ffdhe6144,
// RFC 7919 s. 8.3
260 => Self::Ffdhe8192,
// draft-ietf-tls-hybrid-design-16 & draft-kwiatkowski-tls-ecdhe-mlkem-03
4587 => Self::SecP256r1Mlkem768,
// draft-kwiatkowski-tls-ecdhe-mlkem-03 s. 5.2
4588 => Self::X25519Mlkem768,
// draft-kwiatkowski-tls-ecdhe-mlkem-03 s. 5.3
4589 => Self::SecP384r1Mlkem1024,
// draft-kwiatkowski-tls-ecdhe-mlkem-03 Obsoletes 25497 and 25498
_ => Self::Unknown(d),
}
}
}