Protocol

src/protocol/protocol.ts

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+export interface ClientMeta {}
+
+export interface ServerMeta {
+  name: string;
+  description: string;
+}
+
+export type ClientMethod =
+  | {
+      method: "Initialized";
+      public_key: string;
+      signature: string;
+      timestamp: number;
+      hostname: string;
+    }
+  | {
+      method: "Error";
+      error: string;
+    };
+
+export type ServerMethod =
+  | {
+      method: "Initialize";
+      public_key: string;
+      signature: string;
+      timestamp: number;
+      hostname: string;
+    }
+  | {
+      method: "Meta";
+    }
+  | {
+      method: "Error";
+      error: string;
+    };

src/protocol/ws.ts

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+import { ClientMethod, ServerMethod } from "./protocol";
+
+export class EnclaveWebSocket {
+  public websocket: WebSocket;
+  onmessage: ((this: WebSocket, ev: MessageEvent) => any) | null;
+
+  public clientPublicKey: Uint8Array;
+  public clientSecretKey: Uint8Array;
+
+  public serverPublicKey: Uint8Array;
+
+  public constructor(url: string | URL) {
+    this.websocket = new WebSocket(url);
+    this.clientPublicKey = new Uint8Array();
+    this.clientSecretKey = new Uint8Array();
+
+    this.serverPublicKey = new Uint8Array();
+
+    this.onmessage = null;
+  }
+
+  public send(method: ServerMethod) {
+    this.websocket.send(JSON.stringify(method));
+  }
+
+  public async read(): Promise<ClientMethod> {
+    return new Promise((ok) => {
+      this.onmessage = (msg) => {
+        const data = JSON.parse(msg.data);
+        ok(data);
+        this.onmessage = null;
+      };
+    });
+  }
+}