/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ #include "nsISupports.idl" interface nsIURI; interface nsIChannel; /** * nsIProtocolHandler * * @status FROZEN */ [scriptable, uuid(15fd6940-8ea7-11d3-93ad-00104ba0fd40)] interface nsIProtocolHandler : nsISupports { /** * The scheme of this protocol (e.g., "file"). */ readonly attribute ACString scheme; /** * The default port is the port that this protocol normally uses. * If a port does not make sense for the protocol (e.g., "about:") * then -1 will be returned. */ readonly attribute long defaultPort; /** * Returns the protocol specific flags (see flag definitions below). */ readonly attribute unsigned long protocolFlags; /** * Makes a URI object that is suitable for loading by this protocol, * where the URI string is given as an UTF-8 string. The caller may * provide the charset from which the URI string originated, so that * the URI string can be translated back to that charset (if necessary) * before communicating with, for example, the origin server of the URI * string. (Many servers do not support UTF-8 IRIs at the present time, * so we must be careful about tracking the native charset of the origin * server.) * * @param aSpec - the URI string in UTF-8 encoding. depending * on the protocol implementation, unicode character * sequences may or may not be %xx escaped. * @param aOriginCharset - the charset of the document from which this URI * string originated. this corresponds to the * charset that should be used when communicating * this URI to an origin server, for example. if * null, then UTF-8 encoding is assumed (i.e., * no charset transformation from aSpec). * @param aBaseURI - if null, aSpec must specify an absolute URI. * otherwise, aSpec may be resolved relative * to aBaseURI, depending on the protocol. * If the protocol has no concept of relative * URI aBaseURI will simply be ignored. */ nsIURI newURI(in AUTF8String aSpec, in string aOriginCharset, in nsIURI aBaseURI); /** * Constructs a new channel from the given URI for this protocol handler. */ nsIChannel newChannel(in nsIURI aURI); /** * Allows a protocol to override blacklisted ports. * * This method will be called when there is an attempt to connect to a port * that is blacklisted. For example, for most protocols, port 25 (Simple Mail * Transfer) is banned. When a URI containing this "known-to-do-bad-things" * port number is encountered, this function will be called to ask if the * protocol handler wants to override the ban. */ boolean allowPort(in long port, in string scheme); /************************************************************************** * Constants for the protocol flags (the first is the default mask, the * others are deviations): * * NOTE: Implementation must ignore any flags they do not understand. */ /** * standard full URI with authority component and concept of relative * URIs (http, ftp, ...) */ const unsigned long URI_STD = 0; /** * no concept of relative URIs (about, javascript, finger, ...) */ const unsigned long URI_NORELATIVE = (1<<0); /** * no authority component (file, ...) */ const unsigned long URI_NOAUTH = (1<<1); /** * This protocol handler can be proxied via a proxy (socks or http) * (e.g., irc, smtp, http, etc.). If the protocol supports transparent * proxying, the handler should implement nsIProxiedProtocolHandler. * * If it supports only HTTP proxying, then it need not support * nsIProxiedProtocolHandler, but should instead set the ALLOWS_PROXY_HTTP * flag (see below). * * @see nsIProxiedProtocolHandler */ const unsigned long ALLOWS_PROXY = (1<<2); /** * This protocol handler can be proxied using a http proxy (e.g., http, * ftp, etc.). nsIIOService::newChannelFromURI will feed URIs from this * protocol handler to the HTTP protocol handler instead. This flag is * ignored if ALLOWS_PROXY is not set. */ const unsigned long ALLOWS_PROXY_HTTP = (1<<3); }; %{C++ /** * Protocol handlers are registered with XPCOM under the following CONTRACTID prefix: */ #define NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "@mozilla.org/network/protocol;1?name=" /** * For example, "@mozilla.org/network/protocol;1?name=http" */ %}