1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
// Copyright 2015 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_PROXY_RESOLUTION_PROXY_RESOLVER_FACTORY_H_
#define NET_PROXY_RESOLUTION_PROXY_RESOLVER_FACTORY_H_
#include <memory>
#include <set>
#include "base/memory/scoped_refptr.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 {
public:
// A handle to a request. Deleting it will cancel the request.
class Request {
public:
virtual ~Request() = default;
};
// See |expects_pac_bytes()| for the meaning of |expects_pac_bytes|.
explicit ProxyResolverFactory(bool expects_pac_bytes);
ProxyResolverFactory(const ProxyResolverFactory&) = delete;
ProxyResolverFactory& operator=(const ProxyResolverFactory&) = delete;
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_; }
private:
bool expects_pac_bytes_;
};
} // namespace net
#endif // NET_PROXY_RESOLUTION_PROXY_RESOLVER_FACTORY_H_
|
