missing files

4 files changed, 270 insertions, 0 deletions

diff --git a/src/crypto/nodeWorker.ts b/src/crypto/nodeWorker.ts
new file mode 100644
index 000000000..afa2930a8
--- /dev/null
+++ b/src/crypto/nodeWorker.ts
@@ -0,0 +1,73 @@
+/*
+ This file is part of TALER
+ (C) 2016 GNUnet e.V.
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+const path = require("path");
+const fork = require("child_process").fork;
+
+const nodeWorkerEntry = path.join(__dirname, "nodeWorkerEntry.js");
+
+export class Worker {
+  child: any;
+  onmessage: undefined | ((m: any) => void);
+  onerror: undefined | ((m: any) => void);
+  constructor(scriptFilename: string) {
+    this.child = fork(nodeWorkerEntry);
+    this.onerror = undefined;
+    this.onmessage = undefined;
+
+    this.child.on("error", (e: any) => {
+      if (this.onerror) {
+        this.onerror(e);
+      }
+    });
+
+    this.child.on("message", (msg: any) => {
+      const message = JSON.parse(msg);
+
+      if (!message.error && this.onmessage) {
+        this.onmessage(message);
+      }
+
+      if (message.error && this.onerror) {
+        const error = new Error(message.error);
+        error.stack = message.stack;
+
+        this.onerror(error);
+      }
+    });
+
+    this.child.send({scriptFilename,cwd: process.cwd()});
+  }
+
+  addEventListener(event: "message" | "error", fn: (x: any) => void): void {
+    switch (event) {
+      case "message":
+        this.onmessage = fn;
+        break;
+      case "error":
+        this.onerror = fn;
+        break;
+    }
+  }
+
+  postMessage (msg: any) {
+    this.child.send(JSON.stringify({data: msg}));
+  }
+
+  terminate () {
+    this.child.kill("SIGINT");
+  }
+}
diff --git a/src/crypto/nodeWorkerEntry.ts b/src/crypto/nodeWorkerEntry.ts
new file mode 100644
index 000000000..aa6f57599
--- /dev/null
+++ b/src/crypto/nodeWorkerEntry.ts
@@ -0,0 +1,79 @@
+/*
+ This file is part of TALER
+ (C) 2016 GNUnet e.V.
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+
+const fs = require("fs");
+const vm = require("vm");
+
+process.once("message", (obj: any) => {
+  const g: any = global as any;
+
+  (g as any).self = {
+    close: () => {
+      process.exit(0);
+    },
+    postMessage: (msg: any) => {
+      const str: string = JSON.stringify({data: msg});
+      if (process.send) {
+        process.send(str);
+      }
+    },
+    onmessage: undefined,
+    onerror: (err: any) => {
+      const str: string = JSON.stringify({error: err.message, stack: err.stack});
+      if (process.send) {
+        process.send(str);
+      }
+    },
+    addEventListener: (event: "error" | "message", fn: (x: any) => void) => {
+      if (event == "error") {
+        g.onerror = fn;
+      } else if (event == "message") {
+        g.onmessage = fn;
+      }
+    },
+  };
+
+  g.__dirname = obj.cwd;
+  g.__filename = __filename;
+  //g.require = require;
+  //g.module = module;
+  //g.exports = module.exports;
+
+  g.importScripts = (...files: string[]) => {
+    if (files.length > 0) {
+      vm.createScript(files.map(file => fs.readFileSync(file, "utf8")).join("\n")).runInThisContext();
+    }
+  };
+
+  Object.keys(g.self).forEach(key => {
+    g[key] = g.self[key];
+  });
+
+  process.on("message", (msg: any) => {
+    try {
+      (g.onmessage || g.self.onmessage || (() => {}))(JSON.parse(msg));
+    } catch (err) {
+      (g.onerror || g.self.onerror || (() => {}))(err);
+    }
+  });
+
+  process.on("error", (err: any) => {
+    (g.onerror || g.self.onerror || (() => {}))(err);
+  });
+
+  require(obj.scriptFilename);
+});
diff --git a/src/crypto/startWorker.js b/src/crypto/startWorker.js
new file mode 100644
index 000000000..a64152c64
--- /dev/null
+++ b/src/crypto/startWorker.js
@@ -0,0 +1,41 @@
+/*
+ This file is part of TALER
+ (C) 2017 Inria and GNUnet e.V.
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+
+// @ts-nocheck
+
+
+/**
+ * Start a crypto worker, using different worker
+ * mechanisms depending on the environment.
+ *
+ * @returns {Worker}
+ */
+export function startWorker() {
+  let workerCtor;
+  let workerPath;
+  if (typeof Worker !== "undefined") {
+    // we're in the browser
+    workerCtor = Worker;
+    workerPath = "/dist/cryptoWorker-bundle.js";
+  } else if (typeof "require" !== "undefined") {
+    workerCtor = require("./nodeWorker").Worker;
+    workerPath = __dirname + "/cryptoWorker.js";
+  } else {
+    throw Error("Can't create worker, unknown environment");
+  }
+  return new workerCtor(workerPath);
+}
diff --git a/src/timer.ts b/src/timer.ts
new file mode 100644
index 000000000..105fc8c7a
--- /dev/null
+++ b/src/timer.ts
@@ -0,0 +1,77 @@
+/*
+ This file is part of TALER
+ (C) 2017 GNUnet e.V.
+
+ TALER is free software; you can redistribute it and/or modify it under the
+ terms of the GNU General Public License as published by the Free Software
+ Foundation; either version 3, or (at your option) any later version.
+
+ TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+ WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+ A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License along with
+ TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+/**
+ * Cross-platform timers.
+ *
+ * NodeJS and the browser use slightly different timer API,
+ * this abstracts over these differences.
+ */
+
+/**
+ * Cancelable timer.
+ */
+export interface TimerHandle {
+  clear(): void;
+}
+
+class IntervalHandle {
+  constructor(public h: any) {
+  }
+
+  clear() {
+    clearTimeout(this.h);
+  }
+}
+
+class TimeoutHandle {
+  constructor(public h: any) {
+  }
+
+  clear() {
+    clearTimeout(this.h);
+  }
+}
+
+/**
+ * Get a performance counter in milliseconds.
+ */
+export let performanceNow = (() => {
+  if (typeof "process" !== "undefined") {
+    return () => {
+      const t = process.hrtime();
+      return t[0] * 1e9 + t[1];
+    }
+  } else if (typeof "performance" !== "undefined") {
+    return () => performance.now();
+  } else {
+    return () => 0;
+  }
+})();
+
+/**
+ * Call a function every time the delay given in milliseconds passes.
+ */
+export function every(delayMs: number, callback: () => void): TimerHandle {
+  return new IntervalHandle(setInterval(callback, delayMs));
+}
+
+/**
+ * Call a function after the delay given in milliseconds passes.
+ */
+export function after(delayMs: number, callback: () => void): TimerHandle {
+  return new TimeoutHandle(setInterval(callback, delayMs));
+}