start work on sdt packets, starting with JOIN

packages/acn/src/models.ts

@@ -19,3 +19,61 @@ export type RootLayerPDU = {
   header: string;
   data: Uint8Array;
 };
+
+export enum SessionDataTransportVectors {
+  REL_WRAP = 1,
+  UNREL_WRAP,
+  CHANNEL_PARAMS,
+  JOIN,
+  JOIN_REFUSE,
+  JOIN_ACCEPT,
+  LEAVE,
+  LEAVING,
+  CONNECT,
+  CONNECT_ACCEPT,
+  CONNECT_REFUSE,
+  DISCONNECT,
+  DISCONNECTING,
+  ACK,
+  NAK,
+  GET_SESSIONS,
+  SESSIONS,
+}
+
+export enum TransportLayerAddressTypes {
+  SDT_ADDR_NULL = 0,
+  SDT_ADDR_IPV4,
+  SDT_ADDR_IPV6,
+}
+
+export type SDTChannelParams = {
+  expiry: number;
+  nakOutboundFlag: number;
+  nakHoldoff: number;
+  nakModulus: number;
+  nakMaxWait: number;
+};
+
+export type TransportLayerAddress = {
+  type: TransportLayerAddressTypes;
+  port?: number;
+  address?: string;
+};
+
+export type SDTJOINData = {
+  componentID: string;
+  memberID: number;
+  channelNumber: number;
+  reciprocalChannel: number;
+  totalSequenceNumber: number;
+  reliableSequenceNumber: number;
+  destinationAddress: TransportLayerAddress;
+  channelParameters: SDTChannelParams;
+  adhocExpiry: number;
+};
+
+export type SessionDataTransportPDU = {
+  vector: SessionDataTransportVectors;
+  // TODO(jwetzell): cleanup these types
+  data: SDTJOINData | Uint8Array;
+};