blob: 25ae65142722b4d27a025522a79023ad00af69ff [file] [log] [blame]
// Copyright 2015 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.
#include <memory>
#include <set>
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "net/base/completion_once_callback.h"
#include "net/base/net_export.h"
#include "net/proxy_resolution/pac_file_data.h"
namespace net {
class ProxyResolver;
// ProxyResolverFactory is an interface for creating ProxyResolver instances.
class NET_EXPORT ProxyResolverFactory {
// A handle to a request. Deleting it will cancel the request.
class Request {
virtual ~Request() {}
// See |expects_pac_bytes()| for the meaning of |expects_pac_bytes|.
explicit ProxyResolverFactory(bool expects_pac_bytes);
virtual ~ProxyResolverFactory();
// Creates a new ProxyResolver. If the request will complete asynchronously,
// it returns ERR_IO_PENDING and notifies the result by running |callback|.
// If the result is OK, then |resolver| contains the ProxyResolver. In the
// case of asynchronous completion |*request| is written to, and can be
// deleted to cancel the request. All requests in progress are cancelled if
// the ProxyResolverFactory is deleted.
virtual int CreateProxyResolver(const scoped_refptr<PacFileData>& pac_script,
std::unique_ptr<ProxyResolver>* resolver,
CompletionOnceCallback callback,
std::unique_ptr<Request>* request) = 0;
// The PAC script backend can be specified to the ProxyResolverFactory either
// via URL, or via the javascript text itself. If |expects_pac_bytes| is true,
// then the PacFileData passed to CreateProxyResolver() should
// contain the actual script bytes rather than just the URL.
bool expects_pac_bytes() const { return expects_pac_bytes_; }
bool expects_pac_bytes_;
} // namespace net