зеркало из https://github.com/mozilla/pjs.git
285 строки
12 KiB
Plaintext
285 строки
12 KiB
Plaintext
/* -*- Mode: IDL; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* vim:set ts=4 sw=4 sts=4 et: */
|
|
/* ***** 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):
|
|
* Darin Fisher <darin@meer.net>
|
|
*
|
|
* 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 nsICancelable;
|
|
interface nsIProtocolProxyCallback;
|
|
interface nsIProtocolProxyFilter;
|
|
interface nsIProxyInfo;
|
|
interface nsIChannel;
|
|
interface nsIURI;
|
|
|
|
/**
|
|
* nsIProtocolProxyService provides methods to access information about
|
|
* various network proxies.
|
|
*/
|
|
[scriptable, uuid(d7ec6237-162e-40f5-a2b4-46ccd5fa83c9)]
|
|
interface nsIProtocolProxyService : nsISupports
|
|
{
|
|
/**
|
|
* This flag may be passed to the resolve method to request that it fail
|
|
* instead of block the calling thread. Proxy Auto Config (PAC) may
|
|
* perform a synchronous DNS query, which may not return immediately. So,
|
|
* calling resolve without this flag may result in locking up the calling
|
|
* thread for a lengthy period of time.
|
|
*
|
|
* By passing this flag to resolve, one can failover to asyncResolve to
|
|
* avoid locking up the calling thread if a PAC query is required.
|
|
*
|
|
* When this flag is passed to resolve, resolve may throw the exception
|
|
* NS_BASE_STREAM_WOULD_BLOCK to indicate that it failed due to this flag
|
|
* being present.
|
|
*/
|
|
const unsigned long RESOLVE_NON_BLOCKING = 1 << 0;
|
|
|
|
/**
|
|
* When the proxy configuration is manual this flag may be passed to the
|
|
* resolve and asyncResolve methods to request to prefer the SOCKS proxy
|
|
* to HTTP ones.
|
|
*/
|
|
const unsigned long RESOLVE_PREFER_SOCKS_PROXY = 1 << 1;
|
|
|
|
/**
|
|
* When the proxy configuration is manual this flag may be passed to the
|
|
* resolve and asyncResolve methods to request to not analyze the uri's
|
|
* scheme specific proxy. When this flag is set the main HTTP proxy is the
|
|
* preferred one.
|
|
*
|
|
* NOTE: if RESOLVE_PREFER_SOCKS_PROXY is set then the SOCKS proxy is
|
|
* the preferred one.
|
|
*
|
|
* NOTE: if RESOLVE_PREFER_HTTPS_PROXY is set then the HTTPS proxy
|
|
* is the preferred one.
|
|
*/
|
|
const unsigned long RESOLVE_IGNORE_URI_SCHEME = 1 << 2;
|
|
|
|
/**
|
|
* When the proxy configuration is manual this flag may be passed to the
|
|
* resolve and asyncResolve methods to request to prefer the HTTPS proxy
|
|
* to the others HTTP ones.
|
|
*
|
|
* NOTE: RESOLVE_PREFER_SOCKS_PROXY takes precedence over this flag.
|
|
*
|
|
* NOTE: This flag implies RESOLVE_IGNORE_URI_SCHEME.
|
|
*/
|
|
const unsigned long RESOLVE_PREFER_HTTPS_PROXY =
|
|
(1 << 3) | RESOLVE_IGNORE_URI_SCHEME;
|
|
|
|
/**
|
|
* When the proxy configuration is manual this flag may be passed to the
|
|
* resolve and asyncResolve methods to that all methods will be tunneled via
|
|
* CONNECT through the http proxy.
|
|
*/
|
|
const unsigned long RESOLVE_ALWAYS_TUNNEL = (1 << 4);
|
|
|
|
/**
|
|
* This method returns a nsIProxyInfo instance that identifies a proxy to
|
|
* be used for loading the given URI. Otherwise, this method returns null
|
|
* indicating that a direct connection should be used.
|
|
*
|
|
* @param aURI
|
|
* The URI to test.
|
|
* @param aFlags
|
|
* A bit-wise combination of the RESOLVE_ flags defined above. Pass
|
|
* 0 to specify the default behavior. Any additional bits that do
|
|
* not correspond to a RESOLVE_ flag are reserved for future use.
|
|
*
|
|
* NOTE: If this proxy is unavailable, getFailoverForProxy may be called
|
|
* to determine the correct secondary proxy to be used.
|
|
*
|
|
* NOTE: If the protocol handler for the given URI supports
|
|
* nsIProxiedProtocolHandler, then the nsIProxyInfo instance returned from
|
|
* resolve may be passed to the newProxiedChannel method to create a
|
|
* nsIChannel to the given URI that uses the specified proxy.
|
|
*
|
|
* NOTE: However, if the nsIProxyInfo type is "http", then it means that
|
|
* the given URI should be loaded using the HTTP protocol handler, which
|
|
* also supports nsIProxiedProtocolHandler.
|
|
*
|
|
* NOTE: If PAC is configured, and the PAC file has not yet been loaded,
|
|
* then this method will return a nsIProxyInfo instance with a type of
|
|
* "unknown" to indicate to the consumer that asyncResolve should be used
|
|
* to wait for the PAC file to finish loading. Otherwise, the consumer
|
|
* may choose to treat the result as type "direct" if desired.
|
|
*
|
|
* @see nsIProxiedProtocolHandler::newProxiedChannel
|
|
*/
|
|
nsIProxyInfo resolve(in nsIURI aURI, in unsigned long aFlags);
|
|
|
|
/**
|
|
* This method is an asychronous version of the resolve method. Unlike
|
|
* resolve, this method is guaranteed not to block the calling thread
|
|
* waiting for DNS queries to complete. This method is intended as a
|
|
* substitute for resolve when the result is not needed immediately.
|
|
*
|
|
* @param aURI
|
|
* The URI to test.
|
|
* @param aFlags
|
|
* A bit-wise combination of the RESOLVE_ flags defined above. Pass
|
|
* 0 to specify the default behavior. Any additional bits that do
|
|
* not correspond to a RESOLVE_ flag are reserved for future use.
|
|
* @param aCallback
|
|
* The object to be notified when the result is available.
|
|
*
|
|
* @return An object that can be used to cancel the asychronous operation.
|
|
* If canceled, the cancelation status (aReason) will be forwarded
|
|
* to the callback's onProxyAvailable method via the aStatus param.
|
|
*/
|
|
nsICancelable asyncResolve(in nsIURI aURI, in unsigned long aFlags,
|
|
in nsIProtocolProxyCallback aCallback);
|
|
|
|
/**
|
|
* This method may be called to construct a nsIProxyInfo instance from
|
|
* the given parameters. This method may be useful in conjunction with
|
|
* nsISocketTransportService::createTransport for creating, for example,
|
|
* a SOCKS connection.
|
|
*
|
|
* @param aType
|
|
* The proxy type. This is a string value that identifies the proxy
|
|
* type. Standard values include:
|
|
* "http" - specifies a HTTP proxy
|
|
* "socks" - specifies a SOCKS version 5 proxy
|
|
* "socks4" - specifies a SOCKS version 4 proxy
|
|
* "direct" - specifies a direct connection (useful for failover)
|
|
* The type name is case-insensitive. Other string values may be
|
|
* possible, and new types may be defined by a future version of
|
|
* this interface.
|
|
* @param aHost
|
|
* The proxy hostname or IP address.
|
|
* @param aPort
|
|
* The proxy port.
|
|
* @param aFlags
|
|
* Flags associated with this connection. See nsIProxyInfo.idl
|
|
* for currently defined flags.
|
|
* @param aFailoverTimeout
|
|
* Specifies the length of time (in seconds) to ignore this proxy if
|
|
* this proxy fails. Pass PR_UINT32_MAX to specify the default
|
|
* timeout value, causing nsIProxyInfo::failoverTimeout to be
|
|
* assigned the default value.
|
|
* @param aFailoverProxy
|
|
* Specifies the next proxy to try if this proxy fails. This
|
|
* parameter may be null.
|
|
*/
|
|
nsIProxyInfo newProxyInfo(in ACString aType, in AUTF8String aHost,
|
|
in long aPort, in unsigned long aFlags,
|
|
in unsigned long aFailoverTimeout,
|
|
in nsIProxyInfo aFailoverProxy);
|
|
|
|
/**
|
|
* If the proxy identified by aProxyInfo is unavailable for some reason,
|
|
* this method may be called to access an alternate proxy that may be used
|
|
* instead. As a side-effect, this method may affect future result values
|
|
* from resolve/asyncResolve as well as from getFailoverForProxy.
|
|
*
|
|
* @param aProxyInfo
|
|
* The proxy that was unavailable.
|
|
* @param aURI
|
|
* The URI that was originally passed to resolve/asyncResolve.
|
|
* @param aReason
|
|
* The error code corresponding to the proxy failure. This value
|
|
* may be used to tune the delay before this proxy is used again.
|
|
*
|
|
* @throw NS_ERROR_NOT_AVAILABLE if there is no alternate proxy available.
|
|
*/
|
|
nsIProxyInfo getFailoverForProxy(in nsIProxyInfo aProxyInfo,
|
|
in nsIURI aURI,
|
|
in nsresult aReason);
|
|
|
|
/**
|
|
* This method may be used to register a proxy filter instance. Each proxy
|
|
* filter is registered with an associated position that determines the
|
|
* order in which the filters are applied (starting from position 0). When
|
|
* resolve/asyncResolve is called, it generates a list of proxies for the
|
|
* given URI, and then it applies the proxy filters. The filters have the
|
|
* opportunity to modify the list of proxies.
|
|
*
|
|
* If two filters register for the same position, then the filters will be
|
|
* visited in the order in which they were registered.
|
|
*
|
|
* If the filter is already registered, then its position will be updated.
|
|
*
|
|
* After filters have been run, any disabled or disallowed proxies will be
|
|
* removed from the list. A proxy is disabled if it had previously failed-
|
|
* over to another proxy (see getFailoverForProxy). A proxy is disallowed,
|
|
* for example, if it is a HTTP proxy and the nsIProtocolHandler for the
|
|
* queried URI does not permit proxying via HTTP.
|
|
*
|
|
* If a nsIProtocolHandler disallows all proxying, then filters will never
|
|
* have a chance to intercept proxy requests for such URLs.
|
|
*
|
|
* @param aFilter
|
|
* The nsIProtocolProxyFilter instance to be registered.
|
|
* @param aPosition
|
|
* The position of the filter.
|
|
*
|
|
* NOTE: It is possible to construct filters that compete with one another
|
|
* in undesirable ways. This API does not attempt to protect against such
|
|
* problems. It is recommended that any extensions that choose to call
|
|
* this method make their position value configurable at runtime (perhaps
|
|
* via the preferences service).
|
|
*/
|
|
void registerFilter(in nsIProtocolProxyFilter aFilter,
|
|
in unsigned long aPosition);
|
|
|
|
/**
|
|
* This method may be used to unregister a proxy filter instance. All
|
|
* filters will be automatically unregistered at XPCOM shutdown.
|
|
*
|
|
* @param aFilter
|
|
* The nsIProtocolProxyFilter instance to be unregistered.
|
|
*/
|
|
void unregisterFilter(in nsIProtocolProxyFilter aFilter);
|
|
|
|
/**
|
|
* These values correspond to the possible integer values for the
|
|
* network.proxy.type preference.
|
|
*/
|
|
const unsigned long PROXYCONFIG_DIRECT = 0;
|
|
const unsigned long PROXYCONFIG_MANUAL = 1;
|
|
const unsigned long PROXYCONFIG_PAC = 2;
|
|
const unsigned long PROXYCONFIG_WPAD = 4;
|
|
const unsigned long PROXYCONFIG_SYSTEM = 5;
|
|
|
|
/**
|
|
* This attribute specifies the current type of proxy configuration.
|
|
*/
|
|
readonly attribute unsigned long proxyConfigType;
|
|
};
|