зеркало из https://github.com/mozilla/gecko-dev.git
1004 строки
31 KiB
JavaScript
1004 строки
31 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cu = Components.utils;
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const Cr = Components.results;
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const CC = Components.Constructor;
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Cu.import("resource://gre/modules/XPCOMUtils.jsm");
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Cu.import("resource://gre/modules/Services.jsm");
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const InputStreamPump = CC(
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"@mozilla.org/network/input-stream-pump;1", "nsIInputStreamPump", "init"),
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AsyncStreamCopier = CC(
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"@mozilla.org/network/async-stream-copier;1", "nsIAsyncStreamCopier", "init"),
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ScriptableInputStream = CC(
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"@mozilla.org/scriptableinputstream;1", "nsIScriptableInputStream", "init"),
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BinaryInputStream = CC(
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"@mozilla.org/binaryinputstream;1", "nsIBinaryInputStream", "setInputStream"),
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StringInputStream = CC(
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'@mozilla.org/io/string-input-stream;1', 'nsIStringInputStream'),
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ArrayBufferInputStream = CC(
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'@mozilla.org/io/arraybuffer-input-stream;1', 'nsIArrayBufferInputStream'),
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MultiplexInputStream = CC(
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'@mozilla.org/io/multiplex-input-stream;1', 'nsIMultiplexInputStream');
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const TCPServerSocket = CC(
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"@mozilla.org/tcp-server-socket;1", "nsITCPServerSocketInternal", "init");
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const kCONNECTING = 'connecting';
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const kOPEN = 'open';
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const kCLOSING = 'closing';
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const kCLOSED = 'closed';
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const kRESUME_ERROR = 'Calling resume() on a connection that was not suspended.';
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const BUFFER_SIZE = 65536;
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const NETWORK_STATS_THRESHOLD = 65536;
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// XXX we have no TCPError implementation right now because it's really hard to
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// do on b2g18. On mozilla-central we want a proper TCPError that ideally
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// sub-classes DOMError. Bug 867872 has been filed to implement this and
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// contains a documented TCPError.webidl that maps all the error codes we use in
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// this file to slightly more readable explanations.
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function createTCPError(aWindow, aErrorName, aErrorType) {
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return new (aWindow ? aWindow.DOMError : DOMError)(aErrorName);
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}
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/*
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* Debug logging function
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*/
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let debug = false;
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function LOG(msg) {
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if (debug)
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dump("TCPSocket: " + msg + "\n");
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}
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/*
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* nsITCPSocketEvent object
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*/
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function TCPSocketEvent(type, sock, data) {
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this._type = type;
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this._target = sock;
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this._data = data;
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}
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// When this API moves to WebIDL and these __exposedProps__ go away, remove
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// this call here and remove the API from XPConnect.
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Cu.skipCOWCallableChecks();
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TCPSocketEvent.prototype = {
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__exposedProps__: {
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type: 'r',
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target: 'r',
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data: 'r',
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// Promise::ResolveInternal tries to check if the thing being resolved is
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// itself a promise through the presence of "then". Accordingly, we list
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// it as an exposed property, although we return undefined for it.
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// Bug 882123 covers making TCPSocket be a proper event target with proper
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// events.
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then: 'r'
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},
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get type() {
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return this._type;
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},
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get target() {
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return this._target;
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},
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get data() {
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return this._data;
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},
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get then() {
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return undefined;
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}
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}
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/*
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* nsIDOMTCPSocket object
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*/
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function TCPSocket() {
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this._readyState = kCLOSED;
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this._onopen = null;
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this._ondrain = null;
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this._ondata = null;
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this._onerror = null;
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this._onclose = null;
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this._binaryType = "string";
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this._host = "";
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this._port = 0;
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this._ssl = false;
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this.useWin = null;
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}
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TCPSocket.prototype = {
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__exposedProps__: {
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open: 'r',
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host: 'r',
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port: 'r',
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ssl: 'r',
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bufferedAmount: 'r',
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suspend: 'r',
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resume: 'r',
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close: 'r',
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send: 'r',
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readyState: 'r',
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binaryType: 'r',
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listen: 'r',
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onopen: 'rw',
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ondrain: 'rw',
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ondata: 'rw',
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onerror: 'rw',
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onclose: 'rw'
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},
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// The binary type, "string" or "arraybuffer"
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_binaryType: null,
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// Internal
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_hasPrivileges: null,
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// Raw socket streams
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_transport: null,
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_socketInputStream: null,
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_socketOutputStream: null,
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// Input stream machinery
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_inputStreamPump: null,
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_inputStreamScriptable: null,
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_inputStreamBinary: null,
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// Output stream machinery
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_multiplexStream: null,
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_multiplexStreamCopier: null,
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_asyncCopierActive: false,
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_waitingForDrain: false,
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_suspendCount: 0,
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// Reported parent process buffer
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_bufferedAmount: 0,
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// IPC socket actor
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_socketBridge: null,
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// StartTLS
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_waitingForStartTLS: false,
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_pendingDataAfterStartTLS: [],
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// Used to notify when update bufferedAmount is updated.
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_onUpdateBufferedAmount: null,
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_trackingNumber: 0,
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#ifdef MOZ_WIDGET_GONK
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// Network statistics (Gonk-specific feature)
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_txBytes: 0,
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_rxBytes: 0,
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_appId: Ci.nsIScriptSecurityManager.NO_APP_ID,
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_inBrowser: false,
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_activeNetwork: null,
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#endif
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// Public accessors.
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get readyState() {
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return this._readyState;
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},
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get binaryType() {
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return this._binaryType;
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},
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get host() {
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return this._host;
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},
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get port() {
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return this._port;
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},
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get ssl() {
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return this._ssl;
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},
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get bufferedAmount() {
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if (this._inChild) {
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return this._bufferedAmount;
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}
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return this._multiplexStream.available();
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},
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get onopen() {
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return this._onopen;
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},
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set onopen(f) {
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this._onopen = f;
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},
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get ondrain() {
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return this._ondrain;
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},
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set ondrain(f) {
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this._ondrain = f;
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},
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get ondata() {
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return this._ondata;
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},
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set ondata(f) {
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this._ondata = f;
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},
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get onerror() {
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return this._onerror;
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},
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set onerror(f) {
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this._onerror = f;
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},
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get onclose() {
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return this._onclose;
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},
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set onclose(f) {
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this._onclose = f;
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},
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_activateTLS: function() {
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let securityInfo = this._transport.securityInfo
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.QueryInterface(Ci.nsISSLSocketControl);
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securityInfo.StartTLS();
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},
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// Helper methods.
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_createTransport: function ts_createTransport(host, port, sslMode) {
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let options;
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if (sslMode === 'ssl') {
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options = ['ssl'];
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} else {
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options = ['starttls'];
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}
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return Cc["@mozilla.org/network/socket-transport-service;1"]
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.getService(Ci.nsISocketTransportService)
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.createTransport(options, 1, host, port, null);
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},
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_sendBufferedAmount: function ts_sendBufferedAmount() {
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if (this._onUpdateBufferedAmount) {
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this._onUpdateBufferedAmount(this.bufferedAmount, this._trackingNumber);
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}
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},
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_ensureCopying: function ts_ensureCopying() {
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let self = this;
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if (this._asyncCopierActive) {
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return;
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}
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this._asyncCopierActive = true;
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this._multiplexStreamCopier.asyncCopy({
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onStartRequest: function ts_output_onStartRequest() {
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},
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onStopRequest: function ts_output_onStopRequest(request, context, status) {
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self._asyncCopierActive = false;
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self._multiplexStream.removeStream(0);
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self._sendBufferedAmount();
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if (!Components.isSuccessCode(status)) {
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// Note that we can/will get an error here as well as in the
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// onStopRequest for inbound data.
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self._maybeReportErrorAndCloseIfOpen(status);
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return;
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}
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if (self._multiplexStream.count) {
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self._ensureCopying();
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} else {
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// If we are waiting for initiating starttls, we can begin to
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// activate tls now.
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if (self._waitingForStartTLS && self._readyState == kOPEN) {
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self._activateTLS();
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self._waitingForStartTLS = false;
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// If we have pending data, we should send them, or fire
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// a drain event if we are waiting for it.
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if (self._pendingDataAfterStartTLS.length > 0) {
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while (self._pendingDataAfterStartTLS.length)
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self._multiplexStream.appendStream(self._pendingDataAfterStartTLS.shift());
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self._ensureCopying();
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return;
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}
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}
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// If we have a callback to update bufferedAmount, we let child to
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// decide whether ondrain should be dispatched.
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if (self._waitingForDrain && !self._onUpdateBufferedAmount) {
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self._waitingForDrain = false;
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self.callListener("drain");
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}
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if (self._readyState === kCLOSING) {
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self._socketOutputStream.close();
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self._readyState = kCLOSED;
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self.callListener("close");
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}
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}
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}
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}, null);
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},
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_initStream: function ts_initStream(binaryType) {
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this._binaryType = binaryType;
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this._socketInputStream = this._transport.openInputStream(0, 0, 0);
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this._socketOutputStream = this._transport.openOutputStream(
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Ci.nsITransport.OPEN_UNBUFFERED, 0, 0);
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// If the other side is not listening, we will
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// get an onInputStreamReady callback where available
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// raises to indicate the connection was refused.
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this._socketInputStream.asyncWait(
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this, this._socketInputStream.WAIT_CLOSURE_ONLY, 0, Services.tm.currentThread);
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if (this._binaryType === "arraybuffer") {
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this._inputStreamBinary = new BinaryInputStream(this._socketInputStream);
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} else {
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this._inputStreamScriptable = new ScriptableInputStream(this._socketInputStream);
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}
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this._multiplexStream = new MultiplexInputStream();
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this._multiplexStreamCopier = new AsyncStreamCopier(
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this._multiplexStream,
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this._socketOutputStream,
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// (nsSocketTransport uses gSocketTransportService)
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Cc["@mozilla.org/network/socket-transport-service;1"]
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.getService(Ci.nsIEventTarget),
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/* source buffered */ true, /* sink buffered */ false,
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BUFFER_SIZE, /* close source*/ false, /* close sink */ false);
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},
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#ifdef MOZ_WIDGET_GONK
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// Helper method for collecting network statistics.
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// Note this method is Gonk-specific.
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_saveNetworkStats: function ts_saveNetworkStats(enforce) {
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if (this._txBytes <= 0 && this._rxBytes <= 0) {
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// There is no traffic at all. No need to save statistics.
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return;
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}
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// If "enforce" is false, the traffic amount is saved to NetworkStatsServiceProxy
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// only when the total amount exceeds the predefined threshold value.
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// The purpose is to avoid too much overhead for collecting statistics.
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let totalBytes = this._txBytes + this._rxBytes;
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if (!enforce && totalBytes < NETWORK_STATS_THRESHOLD) {
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return;
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}
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let nssProxy = Cc["@mozilla.org/networkstatsServiceProxy;1"]
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.getService(Ci.nsINetworkStatsServiceProxy);
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if (!nssProxy) {
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LOG("Error: Ci.nsINetworkStatsServiceProxy service is not available.");
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return;
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}
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nssProxy.saveAppStats(this._appId, this._activeNetwork, Date.now(),
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this._rxBytes, this._txBytes, false);
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// Reset the counters once the statistics is saved to NetworkStatsServiceProxy.
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this._txBytes = this._rxBytes = 0;
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},
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// End of helper method for network statistics.
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#endif
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callListener: function ts_callListener(type, data) {
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if (!this["on" + type])
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return;
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this["on" + type].call(null, new TCPSocketEvent(type, this, data || ""));
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},
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/* nsITCPSocketInternal methods */
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callListenerError: function ts_callListenerError(type, name) {
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// XXX we're not really using TCPError at this time, so there's only a name
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// attribute to pass.
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this.callListener(type, createTCPError(this.useWin, name));
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},
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callListenerData: function ts_callListenerString(type, data) {
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this.callListener(type, data);
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},
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callListenerArrayBuffer: function ts_callListenerArrayBuffer(type, data) {
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this.callListener(type, data);
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},
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callListenerVoid: function ts_callListenerVoid(type) {
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this.callListener(type);
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},
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/**
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* This method is expected to be called by TCPSocketChild to update child's
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* readyState.
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*/
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updateReadyState: function ts_updateReadyState(readyState) {
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if (!this._inChild) {
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LOG("Calling updateReadyState in parent, which should only be called " +
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"in child");
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return;
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}
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this._readyState = readyState;
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},
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updateBufferedAmount: function ts_updateBufferedAmount(bufferedAmount, trackingNumber) {
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if (trackingNumber != this._trackingNumber) {
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LOG("updateBufferedAmount is called but trackingNumber is not matched " +
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"parent's trackingNumber: " + trackingNumber + ", child's trackingNumber: " +
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this._trackingNumber);
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return;
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}
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this._bufferedAmount = bufferedAmount;
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if (bufferedAmount == 0) {
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if (this._waitingForDrain) {
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this._waitingForDrain = false;
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this.callListener("drain");
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}
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} else {
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LOG("bufferedAmount is updated but haven't reaches zero. bufferedAmount: " +
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bufferedAmount);
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}
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},
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createAcceptedParent: function ts_createAcceptedParent(transport, binaryType, windowObject) {
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let that = new TCPSocket();
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that._transport = transport;
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that._initStream(binaryType);
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// ReadyState is kOpen since accepted transport stream has already been connected
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that._readyState = kOPEN;
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that._inputStreamPump = new InputStreamPump(that._socketInputStream, -1, -1, 0, 0, false);
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that._inputStreamPump.asyncRead(that, null);
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// Grab host/port from SocketTransport.
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that._host = transport.host;
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that._port = transport.port;
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that.useWin = windowObject;
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return that;
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},
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createAcceptedChild: function ts_createAcceptedChild(socketChild, binaryType, windowObject) {
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let that = new TCPSocket();
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that._binaryType = binaryType;
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that._inChild = true;
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that._readyState = kOPEN;
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socketChild.setSocketAndWindow(that, windowObject);
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that._socketBridge = socketChild;
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that._host = socketChild.host;
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that._port = socketChild.port;
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that.useWin = windowObject;
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return that;
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},
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setAppId: function ts_setAppId(appId) {
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#ifdef MOZ_WIDGET_GONK
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this._appId = appId;
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#else
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// Do nothing because _appId only exists on Gonk-specific platform.
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#endif
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},
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setInBrowser: function ts_setInBrowser(inBrowser) {
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#ifdef MOZ_WIDGET_GONK
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this._inBrowser = inBrowser;
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#else
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// Do nothing.
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#endif
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},
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setOnUpdateBufferedAmountHandler: function(aFunction) {
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if (typeof(aFunction) == 'function') {
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this._onUpdateBufferedAmount = aFunction;
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} else {
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throw new Error("only function can be passed to " +
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"setOnUpdateBufferedAmountHandler");
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}
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},
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/**
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* Handle the requst of sending data and update trackingNumber from
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* child.
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* This function is expected to be called by TCPSocketChild.
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*/
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onRecvSendFromChild: function(data, byteOffset, byteLength, trackingNumber) {
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this._trackingNumber = trackingNumber;
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this.send(data, byteOffset, byteLength);
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},
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/* end nsITCPSocketInternal methods */
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initWindowless: function ts_initWindowless() {
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try {
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return Services.prefs.getBoolPref("dom.mozTCPSocket.enabled");
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} catch (e) {
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// no pref means return false
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return false;
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}
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},
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init: function ts_init(aWindow) {
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if (!this.initWindowless())
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return null;
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let principal = aWindow.document.nodePrincipal;
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let secMan = Cc["@mozilla.org/scriptsecuritymanager;1"]
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.getService(Ci.nsIScriptSecurityManager);
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let perm = principal == secMan.getSystemPrincipal()
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? Ci.nsIPermissionManager.ALLOW_ACTION
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: Services.perms.testExactPermissionFromPrincipal(principal, "tcp-socket");
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this._hasPrivileges = perm == Ci.nsIPermissionManager.ALLOW_ACTION;
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let util = aWindow.QueryInterface(
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Ci.nsIInterfaceRequestor
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).getInterface(Ci.nsIDOMWindowUtils);
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this.useWin = XPCNativeWrapper.unwrap(aWindow);
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this.innerWindowID = util.currentInnerWindowID;
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LOG("window init: " + this.innerWindowID);
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},
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observe: function(aSubject, aTopic, aData) {
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|
if (aTopic == "inner-window-destroyed") {
|
|
let wId = aSubject.QueryInterface(Ci.nsISupportsPRUint64).data;
|
|
if (wId == this.innerWindowID) {
|
|
LOG("inner-window-destroyed: " + this.innerWindowID);
|
|
|
|
// This window is now dead, so we want to clear the callbacks
|
|
// so that we don't get a "can't access dead object" when the
|
|
// underlying stream goes to tell us that we are closed
|
|
this.onopen = null;
|
|
this.ondrain = null;
|
|
this.ondata = null;
|
|
this.onerror = null;
|
|
this.onclose = null;
|
|
|
|
this.useWin = null;
|
|
|
|
// Clean up our socket
|
|
this.close();
|
|
}
|
|
}
|
|
},
|
|
|
|
// nsIDOMTCPSocket
|
|
open: function ts_open(host, port, options) {
|
|
this._inChild = Cc["@mozilla.org/xre/app-info;1"].getService(Ci.nsIXULRuntime)
|
|
.processType != Ci.nsIXULRuntime.PROCESS_TYPE_DEFAULT;
|
|
LOG("content process: " + (this._inChild ? "true" : "false"));
|
|
|
|
// in the testing case, init won't be called and
|
|
// hasPrivileges will be null. We want to proceed to test.
|
|
if (this._hasPrivileges !== true && this._hasPrivileges !== null) {
|
|
throw new Error("TCPSocket does not have permission in this context.\n");
|
|
}
|
|
let that = new TCPSocket();
|
|
|
|
that.useWin = this.useWin;
|
|
that.innerWindowID = this.innerWindowID;
|
|
that._inChild = this._inChild;
|
|
|
|
LOG("window init: " + that.innerWindowID);
|
|
Services.obs.addObserver(that, "inner-window-destroyed", true);
|
|
|
|
LOG("startup called");
|
|
LOG("Host info: " + host + ":" + port);
|
|
|
|
that._readyState = kCONNECTING;
|
|
that._host = host;
|
|
that._port = port;
|
|
if (options !== undefined) {
|
|
if (options.useSecureTransport) {
|
|
that._ssl = 'ssl';
|
|
} else {
|
|
that._ssl = false;
|
|
}
|
|
that._binaryType = options.binaryType || that._binaryType;
|
|
}
|
|
|
|
LOG("SSL: " + that.ssl);
|
|
|
|
if (this._inChild) {
|
|
that._socketBridge = Cc["@mozilla.org/tcp-socket-child;1"]
|
|
.createInstance(Ci.nsITCPSocketChild);
|
|
that._socketBridge.sendOpen(that, host, port, !!that._ssl,
|
|
that._binaryType, this.useWin, this.useWin || this);
|
|
return that;
|
|
}
|
|
|
|
let transport = that._transport = this._createTransport(host, port, that._ssl);
|
|
transport.setEventSink(that, Services.tm.currentThread);
|
|
that._initStream(that._binaryType);
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
// Set _activeNetwork, which is only required for network statistics.
|
|
// Note that nsINetworkManager, as well as nsINetworkStatsServiceProxy, is
|
|
// Gonk-specific.
|
|
let networkManager = Cc["@mozilla.org/network/manager;1"].getService(Ci.nsINetworkManager);
|
|
if (networkManager) {
|
|
that._activeNetwork = networkManager.active;
|
|
}
|
|
#endif
|
|
|
|
return that;
|
|
},
|
|
|
|
upgradeToSecure: function ts_upgradeToSecure() {
|
|
if (this._readyState !== kOPEN) {
|
|
throw new Error("Socket not open.");
|
|
}
|
|
if (this._ssl == 'ssl') {
|
|
// Already SSL
|
|
return;
|
|
}
|
|
|
|
this._ssl = 'ssl';
|
|
|
|
if (this._inChild) {
|
|
this._socketBridge.sendStartTLS();
|
|
return;
|
|
}
|
|
|
|
if (this._multiplexStream.count == 0) {
|
|
this._activateTLS();
|
|
} else {
|
|
this._waitingForStartTLS = true;
|
|
}
|
|
},
|
|
|
|
listen: function ts_listen(localPort, options, backlog) {
|
|
// in the testing case, init won't be called and
|
|
// hasPrivileges will be null. We want to proceed to test.
|
|
if (this._hasPrivileges !== true && this._hasPrivileges !== null) {
|
|
throw new Error("TCPSocket does not have permission in this context.\n");
|
|
}
|
|
let that = new TCPServerSocket(this.useWin);
|
|
|
|
options = options || { binaryType : this.binaryType };
|
|
backlog = backlog || -1;
|
|
that.listen(localPort, options, backlog);
|
|
return that;
|
|
},
|
|
|
|
close: function ts_close() {
|
|
if (this._readyState === kCLOSED || this._readyState === kCLOSING)
|
|
return;
|
|
|
|
LOG("close called");
|
|
this._readyState = kCLOSING;
|
|
|
|
if (this._inChild) {
|
|
this._socketBridge.sendClose();
|
|
return;
|
|
}
|
|
|
|
if (!this._multiplexStream.count) {
|
|
this._socketOutputStream.close();
|
|
}
|
|
this._socketInputStream.close();
|
|
},
|
|
|
|
send: function ts_send(data, byteOffset, byteLength) {
|
|
if (this._readyState !== kOPEN) {
|
|
throw new Error("Socket not open.");
|
|
}
|
|
|
|
if (this._binaryType === "arraybuffer") {
|
|
byteLength = byteLength || data.byteLength;
|
|
}
|
|
|
|
if (this._inChild) {
|
|
this._socketBridge.sendSend(data, byteOffset, byteLength, ++this._trackingNumber);
|
|
}
|
|
|
|
let length = this._binaryType === "arraybuffer" ? byteLength : data.length;
|
|
let newBufferedAmount = this.bufferedAmount + length;
|
|
let bufferFull = newBufferedAmount >= BUFFER_SIZE;
|
|
|
|
if (bufferFull) {
|
|
// If we buffered more than some arbitrary amount of data,
|
|
// (65535 right now) we should tell the caller so they can
|
|
// wait until ondrain is called if they so desire. Once all the
|
|
// buffered data has been written to the socket, ondrain is
|
|
// called.
|
|
this._waitingForDrain = true;
|
|
}
|
|
|
|
if (this._inChild) {
|
|
// In child, we just add buffer length to our bufferedAmount and let
|
|
// parent to update our bufferedAmount when data have been sent.
|
|
this._bufferedAmount = newBufferedAmount;
|
|
return !bufferFull;
|
|
}
|
|
|
|
let new_stream;
|
|
if (this._binaryType === "arraybuffer") {
|
|
new_stream = new ArrayBufferInputStream();
|
|
new_stream.setData(data, byteOffset, byteLength);
|
|
} else {
|
|
new_stream = new StringInputStream();
|
|
new_stream.setData(data, length);
|
|
}
|
|
|
|
if (this._waitingForStartTLS) {
|
|
// When we are waiting for starttls, new_stream is added to pendingData
|
|
// and will be appended to multiplexStream after tls had been set up.
|
|
this._pendingDataAfterStartTLS.push(new_stream);
|
|
} else {
|
|
this._multiplexStream.appendStream(new_stream);
|
|
}
|
|
|
|
this._ensureCopying();
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
// Collect transmitted amount for network statistics.
|
|
this._txBytes += length;
|
|
this._saveNetworkStats(false);
|
|
#endif
|
|
|
|
return !bufferFull;
|
|
},
|
|
|
|
suspend: function ts_suspend() {
|
|
if (this._inChild) {
|
|
this._socketBridge.sendSuspend();
|
|
return;
|
|
}
|
|
|
|
if (this._inputStreamPump) {
|
|
this._inputStreamPump.suspend();
|
|
} else {
|
|
++this._suspendCount;
|
|
}
|
|
},
|
|
|
|
resume: function ts_resume() {
|
|
if (this._inChild) {
|
|
this._socketBridge.sendResume();
|
|
return;
|
|
}
|
|
|
|
if (this._inputStreamPump) {
|
|
this._inputStreamPump.resume();
|
|
} else if (this._suspendCount < 1) {
|
|
throw new Error(kRESUME_ERROR);
|
|
} else {
|
|
--this._suspendCount;
|
|
}
|
|
},
|
|
|
|
_maybeReportErrorAndCloseIfOpen: function(status) {
|
|
#ifdef MOZ_WIDGET_GONK
|
|
// Save network statistics once the connection is closed.
|
|
// For now this function is Gonk-specific.
|
|
this._saveNetworkStats(true);
|
|
#endif
|
|
|
|
// If we're closed, we've already reported the error or just don't need to
|
|
// report the error.
|
|
if (this._readyState === kCLOSED)
|
|
return;
|
|
this._readyState = kCLOSED;
|
|
|
|
if (!Components.isSuccessCode(status)) {
|
|
// Convert the status code to an appropriate error message. Raw constants
|
|
// are used inline in all cases for consistency. Some error codes are
|
|
// available in Components.results, some aren't. Network error codes are
|
|
// effectively stable, NSS error codes are officially not, but we have no
|
|
// symbolic way to dynamically resolve them anyways (other than an ability
|
|
// to determine the error class.)
|
|
let errName, errType;
|
|
// security module? (and this is an error)
|
|
if ((status & 0xff0000) === 0x5a0000) {
|
|
const nsINSSErrorsService = Ci.nsINSSErrorsService;
|
|
let nssErrorsService = Cc['@mozilla.org/nss_errors_service;1']
|
|
.getService(nsINSSErrorsService);
|
|
let errorClass;
|
|
// getErrorClass will throw a generic NS_ERROR_FAILURE if the error code is
|
|
// somehow not in the set of covered errors.
|
|
try {
|
|
errorClass = nssErrorsService.getErrorClass(status);
|
|
}
|
|
catch (ex) {
|
|
errorClass = 'SecurityProtocol';
|
|
}
|
|
switch (errorClass) {
|
|
case nsINSSErrorsService.ERROR_CLASS_SSL_PROTOCOL:
|
|
errType = 'SecurityProtocol';
|
|
break;
|
|
case nsINSSErrorsService.ERROR_CLASS_BAD_CERT:
|
|
errType = 'SecurityCertificate';
|
|
break;
|
|
// no default is required; the platform impl automatically defaults to
|
|
// ERROR_CLASS_SSL_PROTOCOL.
|
|
}
|
|
|
|
// NSS_SEC errors (happen below the base value because of negative vals)
|
|
if ((status & 0xffff) <
|
|
Math.abs(nsINSSErrorsService.NSS_SEC_ERROR_BASE)) {
|
|
// The bases are actually negative, so in our positive numeric space, we
|
|
// need to subtract the base off our value.
|
|
let nssErr = Math.abs(nsINSSErrorsService.NSS_SEC_ERROR_BASE) -
|
|
(status & 0xffff);
|
|
switch (nssErr) {
|
|
case 11: // SEC_ERROR_EXPIRED_CERTIFICATE, sec(11)
|
|
errName = 'SecurityExpiredCertificateError';
|
|
break;
|
|
case 12: // SEC_ERROR_REVOKED_CERTIFICATE, sec(12)
|
|
errName = 'SecurityRevokedCertificateError';
|
|
break;
|
|
// per bsmith, we will be unable to tell these errors apart very soon,
|
|
// so it makes sense to just folder them all together already.
|
|
case 13: // SEC_ERROR_UNKNOWN_ISSUER, sec(13)
|
|
case 20: // SEC_ERROR_UNTRUSTED_ISSUER, sec(20)
|
|
case 21: // SEC_ERROR_UNTRUSTED_CERT, sec(21)
|
|
case 36: // SEC_ERROR_CA_CERT_INVALID, sec(36)
|
|
errName = 'SecurityUntrustedCertificateIssuerError';
|
|
break;
|
|
case 90: // SEC_ERROR_INADEQUATE_KEY_USAGE, sec(90)
|
|
errName = 'SecurityInadequateKeyUsageError';
|
|
break;
|
|
case 176: // SEC_ERROR_CERT_SIGNATURE_ALGORITHM_DISABLED, sec(176)
|
|
errName = 'SecurityCertificateSignatureAlgorithmDisabledError';
|
|
break;
|
|
default:
|
|
errName = 'SecurityError';
|
|
break;
|
|
}
|
|
}
|
|
// NSS_SSL errors
|
|
else {
|
|
let sslErr = Math.abs(nsINSSErrorsService.NSS_SSL_ERROR_BASE) -
|
|
(status & 0xffff);
|
|
switch (sslErr) {
|
|
case 3: // SSL_ERROR_NO_CERTIFICATE, ssl(3)
|
|
errName = 'SecurityNoCertificateError';
|
|
break;
|
|
case 4: // SSL_ERROR_BAD_CERTIFICATE, ssl(4)
|
|
errName = 'SecurityBadCertificateError';
|
|
break;
|
|
case 8: // SSL_ERROR_UNSUPPORTED_CERTIFICATE_TYPE, ssl(8)
|
|
errName = 'SecurityUnsupportedCertificateTypeError';
|
|
break;
|
|
case 9: // SSL_ERROR_UNSUPPORTED_VERSION, ssl(9)
|
|
errName = 'SecurityUnsupportedTLSVersionError';
|
|
break;
|
|
case 12: // SSL_ERROR_BAD_CERT_DOMAIN, ssl(12)
|
|
errName = 'SecurityCertificateDomainMismatchError';
|
|
break;
|
|
default:
|
|
errName = 'SecurityError';
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
// must be network
|
|
else {
|
|
errType = 'Network';
|
|
switch (status) {
|
|
// connect to host:port failed
|
|
case 0x804B000C: // NS_ERROR_CONNECTION_REFUSED, network(13)
|
|
errName = 'ConnectionRefusedError';
|
|
break;
|
|
// network timeout error
|
|
case 0x804B000E: // NS_ERROR_NET_TIMEOUT, network(14)
|
|
errName = 'NetworkTimeoutError';
|
|
break;
|
|
// hostname lookup failed
|
|
case 0x804B001E: // NS_ERROR_UNKNOWN_HOST, network(30)
|
|
errName = 'DomainNotFoundError';
|
|
break;
|
|
case 0x804B0047: // NS_ERROR_NET_INTERRUPT, network(71)
|
|
errName = 'NetworkInterruptError';
|
|
break;
|
|
default:
|
|
errName = 'NetworkError';
|
|
break;
|
|
}
|
|
}
|
|
let err = createTCPError(this.useWin, errName, errType);
|
|
this.callListener("error", err);
|
|
}
|
|
this.callListener("close");
|
|
},
|
|
|
|
// nsITransportEventSink (Triggered by transport.setEventSink)
|
|
onTransportStatus: function ts_onTransportStatus(
|
|
transport, status, progress, max) {
|
|
if (status === Ci.nsISocketTransport.STATUS_CONNECTED_TO) {
|
|
this._readyState = kOPEN;
|
|
this.callListener("open");
|
|
|
|
this._inputStreamPump = new InputStreamPump(
|
|
this._socketInputStream, -1, -1, 0, 0, false
|
|
);
|
|
|
|
while (this._suspendCount--) {
|
|
this._inputStreamPump.suspend();
|
|
}
|
|
|
|
this._inputStreamPump.asyncRead(this, null);
|
|
}
|
|
},
|
|
|
|
// nsIAsyncInputStream (Triggered by _socketInputStream.asyncWait)
|
|
// Only used for detecting connection refused
|
|
onInputStreamReady: function ts_onInputStreamReady(input) {
|
|
try {
|
|
input.available();
|
|
} catch (e) {
|
|
// NS_ERROR_CONNECTION_REFUSED
|
|
this._maybeReportErrorAndCloseIfOpen(0x804B000C);
|
|
}
|
|
},
|
|
|
|
// nsIRequestObserver (Triggered by _inputStreamPump.asyncRead)
|
|
onStartRequest: function ts_onStartRequest(request, context) {
|
|
},
|
|
|
|
// nsIRequestObserver (Triggered by _inputStreamPump.asyncRead)
|
|
onStopRequest: function ts_onStopRequest(request, context, status) {
|
|
let buffered_output = this._multiplexStream.count !== 0;
|
|
|
|
this._inputStreamPump = null;
|
|
|
|
let statusIsError = !Components.isSuccessCode(status);
|
|
|
|
if (buffered_output && !statusIsError) {
|
|
// If we have some buffered output still, and status is not an
|
|
// error, the other side has done a half-close, but we don't
|
|
// want to be in the close state until we are done sending
|
|
// everything that was buffered. We also don't want to call onclose
|
|
// yet.
|
|
return;
|
|
}
|
|
|
|
// We call this even if there is no error.
|
|
this._maybeReportErrorAndCloseIfOpen(status);
|
|
},
|
|
|
|
// nsIStreamListener (Triggered by _inputStreamPump.asyncRead)
|
|
onDataAvailable: function ts_onDataAvailable(request, context, inputStream, offset, count) {
|
|
if (this._binaryType === "arraybuffer") {
|
|
let buffer = new (this.useWin ? this.useWin.ArrayBuffer : ArrayBuffer)(count);
|
|
this._inputStreamBinary.readArrayBuffer(count, buffer);
|
|
this.callListener("data", buffer);
|
|
} else {
|
|
this.callListener("data", this._inputStreamScriptable.read(count));
|
|
}
|
|
|
|
#ifdef MOZ_WIDGET_GONK
|
|
// Collect received amount for network statistics.
|
|
this._rxBytes += count;
|
|
this._saveNetworkStats(false);
|
|
#endif
|
|
},
|
|
|
|
classID: Components.ID("{cda91b22-6472-11e1-aa11-834fec09cd0a}"),
|
|
|
|
classInfo: XPCOMUtils.generateCI({
|
|
classID: Components.ID("{cda91b22-6472-11e1-aa11-834fec09cd0a}"),
|
|
contractID: "@mozilla.org/tcp-socket;1",
|
|
classDescription: "Client TCP Socket",
|
|
interfaces: [
|
|
Ci.nsIDOMTCPSocket,
|
|
],
|
|
flags: Ci.nsIClassInfo.DOM_OBJECT,
|
|
}),
|
|
|
|
QueryInterface: XPCOMUtils.generateQI([
|
|
Ci.nsIDOMTCPSocket,
|
|
Ci.nsITCPSocketInternal,
|
|
Ci.nsIDOMGlobalPropertyInitializer,
|
|
Ci.nsIObserver,
|
|
Ci.nsISupportsWeakReference
|
|
])
|
|
}
|
|
|
|
this.NSGetFactory = XPCOMUtils.generateNSGetFactory([TCPSocket]);
|