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62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
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// Copyright 2015 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef NET_PROXY_PROXY_RESOLVER_FACTORY_H_
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#define NET_PROXY_PROXY_RESOLVER_FACTORY_H_
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#include <memory>
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#include <set>
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#include "base/macros.h"
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#include "base/memory/ref_counted.h"
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#include "net/base/completion_callback.h"
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#include "net/base/net_export.h"
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#include "net/proxy/proxy_resolver_script_data.h"
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namespace net {
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class ProxyResolver;
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// ProxyResolverFactory is an interface for creating ProxyResolver instances.
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class NET_EXPORT ProxyResolverFactory {
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public:
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// A handle to a request. Deleting it will cancel the request.
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class Request {
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public:
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virtual ~Request() {}
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};
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// See |expects_pac_bytes()| for the meaning of |expects_pac_bytes|.
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explicit ProxyResolverFactory(bool expects_pac_bytes);
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virtual ~ProxyResolverFactory();
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// Creates a new ProxyResolver. If the request will complete asynchronously,
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// it returns ERR_IO_PENDING and notifies the result by running |callback|.
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// If the result is OK, then |resolver| contains the ProxyResolver. In the
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// case of asynchronous completion |*request| is written to, and can be
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// deleted to cancel the request. All requests in progress are cancelled if
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// the ProxyResolverFactory is deleted.
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virtual int CreateProxyResolver(
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const scoped_refptr<ProxyResolverScriptData>& pac_script,
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std::unique_ptr<ProxyResolver>* resolver,
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const net::CompletionCallback& callback,
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std::unique_ptr<Request>* request) = 0;
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// The PAC script backend can be specified to the ProxyResolverFactory either
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// via URL, or via the javascript text itself. If |expects_pac_bytes| is true,
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// then the ProxyResolverScriptData passed to CreateProxyResolver() should
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// contain the actual script bytes rather than just the URL.
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bool expects_pac_bytes() const { return expects_pac_bytes_; }
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private:
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bool expects_pac_bytes_;
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DISALLOW_COPY_AND_ASSIGN(ProxyResolverFactory);
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};
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} // namespace net
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#endif // NET_PROXY_PROXY_RESOLVER_FACTORY_H_
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