SubjectAltName

SubjectAltName

RFC 5280 §4.2.1.6 Subject Alternative Name / GeneralName.

Discriminated union keyed on type.

Every GeneralName alternative has a typed variant. Parsing never produces 'unknown', which remains as raw builder input.

type SubjectAltName = {
  readonly type: "dns";
  readonly value: string
} | {
  readonly type: "ip";
  readonly value: string
} | {
  readonly type: "email";
  readonly value: string
} | {
  readonly type: "uri";
  readonly value: string
} | {
  readonly type: "srv";
  readonly value: string
} | {
  readonly type: "smtpUtf8Mailbox";
  readonly value: string
} | {
  readonly type: "upn";
  readonly value: string
} | {
  readonly type: "krb5PrincipalName";
  readonly realm: string;
  readonly nameType: number;
  readonly nameString: readonly string[]
} | {
  readonly type: "directoryName";
  readonly derHex: string
} | {
  readonly type: "otherName";
  readonly typeId: string;
  readonly value: Uint8Array
} | {
  readonly type: "x400Address";
  readonly value: Uint8Array
} | {
  readonly type: "ediPartyName";
  readonly value: Uint8Array
} | {
  readonly type: "registeredID";
  readonly value: string
} | {
  readonly type: "unknown";
  readonly tag: number;
  readonly value: Uint8Array
}