FIDO U2F component extension

chrome/browser/resources/cryptotoken/llgnubby.js

Index: chrome/browser/resources/cryptotoken/llgnubby.js
diff --git a/chrome/browser/resources/cryptotoken/llgnubby.js b/chrome/browser/resources/cryptotoken/llgnubby.js
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+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+/**
+ * @fileoverview Interface for representing a low-level gnubby device.
+ */
+'use strict';
+
+/**
+ * Low level gnubby 'driver'. One per physical USB device.
+ * @interface
+ */
+function llGnubby() {}
+
+// Commands of the USB interface.
+// //depot/google3/security/tools/gnubby/gnubbyd/gnubby_if.h
+llGnubby.CMD_PING =      0x81;
+llGnubby.CMD_ATR =       0x82;
+llGnubby.CMD_APDU =      0x83;
+llGnubby.CMD_LOCK =      0x84;
+llGnubby.CMD_SYSINFO =   0x85;
+llGnubby.CMD_PROMPT =    0x87;
+llGnubby.CMD_WINK =      0x88;
+llGnubby.CMD_USB_TEST =  0xb9;
+llGnubby.CMD_DFU =       0xba;
+llGnubby.CMD_SYNC =      0xbc;
+llGnubby.CMD_ERROR =     0xbf;
+
+// Low-level error codes.
+// //depot/google3/security/tools/gnubby/gnubbyd/gnubby_if.h
+// //depot/google3/security/tools/gnubby/client/gnubby_error_codes.h
+llGnubby.OK =            0;
+llGnubby.INVALID_CMD =   1;
+llGnubby.INVALID_PAR =   2;
+llGnubby.INVALID_LEN =   3;
+llGnubby.INVALID_SEQ =   4;
+llGnubby.TIMEOUT =       5;
+llGnubby.BUSY =          6;
+llGnubby.ACCESS_DENIED = 7;
+llGnubby.GONE =          8;
+llGnubby.VERIFY_ERROR =  9;
+llGnubby.LOCK_REQUIRED = 10;
+llGnubby.SYNC_FAIL =     11;
+llGnubby.OTHER =         127;
+
+// Remote helper errors.
+llGnubby.NOTREMOTE =     263;
+llGnubby.COULDNOTDIAL =  264;
+
+// chrome.usb-related errors.
+llGnubby.NODEVICE =      512;
+llGnubby.NOPERMISSION =  666;
+
+/** Destroys this low-level device instance. */
+llGnubby.prototype.destroy = function() {};
+
+/**
+ * Register a client for this gnubby.
+ * @param {*} who The client.
+ */
+llGnubby.prototype.registerClient = function(who) {};
+
+/**
+ * De-register a client.
+ * @param {*} who The client.
+ * @return {number} The number of remaining listeners for this device, or -1
+ *     if this had no clients to start with.
+ */
+llGnubby.prototype.deregisterClient = function(who) {};
+
+/**
+ * @param {*} who The client.
+ * @return {boolean} Whether this device has who as a client.
+ */
+llGnubby.prototype.hasClient = function(who) {};
+
+/**
+ * Queue command to be sent.
+ * If queue was empty, initiate the write.
+ * @param {number} cid The client's channel ID.
+ * @param {number} cmd The command to send.
+ * @param {ArrayBuffer} data
+ */
+llGnubby.prototype.queueCommand = function(cid, cmd, data) {};