gecko-dev/netwerk/base/public/nsIProtocolHandler.idl

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include "nsISupports.idl"
#include "nsIChannel.idl"
interface nsIURI;
[scriptable, uuid(15fd6940-8ea7-11d3-93ad-00104ba0fd40)]
interface nsIProtocolHandler : nsISupports
{
readonly attribute string scheme;
/**
* Default Port will be the port that this protocol normally
* uses. If a port does not make sense for the protocol (eg about://)
* -1 will be returned.
*/
readonly attribute long defaultPort;
/**
* constants for the uritype mask
*/
/* the first is the default mask 0, the following masks are deviations */
/* standard full uri, has authority component and
has concept of relative uris (http, ftp, ...) */
const short URI_STD = 0;
/* no concept of relative uris, (about, rdf, javascript, finger, ...) */
const short URI_NORELATIVE = (1<<0);
/* no authority component (file, ...) */
const short URI_NOAUTH = (1<<1);
/* more to come as needed */
readonly attribute short URIType;
/**
* Makes a URI object that is suitable for loading by this protocol.
* In the usual case (when only the accessors provided by nsIURI are
* needed), this method just constructs a standard URI using the
* component manager with kStandardURLCID. aBaseURI may be nsnull.
*/
nsIURI newURI(in string aSpec, in nsIURI aBaseURI);
/**
* Constructs a new channel for this protocol handler.
*
* @param originalURI - Specifies the original URI which caused the creation
* of this channel. This can occur when the construction of one channel
* (e.g. for resource:) causes another channel to be created on its behalf
* (e.g. a file: channel), or if a redirect occurs, causing the current
* URL to become different from the original URL. If NULL, the aURI parameter
* will be used as the originalURI instead.
*/
nsIChannel newChannel(in nsIURI aURI);
/**
* Allows a protocol to override blacklisted ports.
*
* |allowPort| 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 url 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 band.
*/
boolean allowPort(in long port, in string scheme);
};
%{C++
#define NS_NETWORK_PROTOCOL_CONTRACTID "@mozilla.org/network/protocol;1"
#define NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX NS_NETWORK_PROTOCOL_CONTRACTID "?name="
#define NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX_LENGTH 37 // nsCRT::strlen(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX)
// Unknown Protocol Error
#define NS_ERROR_UNKNOWN_PROTOCOL NS_ERROR_GENERATE_FAILURE(NS_ERROR_MODULE_NETWORK, 18)
%}