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- // Copyright 2020 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.
- #ifndef COMPONENTS_WINHTTP_PROXY_CONFIGURATION_H_
- #define COMPONENTS_WINHTTP_PROXY_CONFIGURATION_H_
- #include <windows.h>
- #include <winhttp.h>
- #include "base/memory/ref_counted.h"
- #include "components/winhttp/proxy_info.h"
- #include "components/winhttp/scoped_winttp_proxy_info.h"
- #include "third_party/abseil-cpp/absl/types/optional.h"
- class GURL;
- namespace winhttp {
- // On Windows 8.1 and above, we can use Auto Proxy mode in WinHTTP and let
- // the OS configure the proxy.
- // This is represented by the AutoProxyConfiguration class.
- // When a proxy related policy is set or when using Windows 8 or below,
- // we'd set proxy manually using ProxyConfiguration class.
- //
- // Default WinHTTP proxy strategy - provide proxy server info to WinHTTP.
- // Used when policy is set or on Windows 8 and below.
- // This class can use either provided proxy information from the
- // IE Config or a policy policy setting or query per request proxy info
- // with WPAD (Web Proxy Auto Discovery).
- class ProxyConfiguration : public base::RefCounted<ProxyConfiguration> {
- public:
- ProxyConfiguration() = default;
- explicit ProxyConfiguration(const ProxyInfo& proxy_info);
- ProxyConfiguration(const ProxyConfiguration&) = delete;
- ProxyConfiguration& operator=(const ProxyConfiguration&) = delete;
- int access_type() const;
- absl::optional<ScopedWinHttpProxyInfo> GetProxyForUrl(
- HINTERNET session_handle,
- const GURL& url) const;
- protected:
- virtual ~ProxyConfiguration() = default;
- private:
- friend class base::RefCounted<ProxyConfiguration>;
- virtual int DoGetAccessType() const;
- virtual absl::optional<ScopedWinHttpProxyInfo> DoGetProxyForUrl(
- HINTERNET session_handle,
- const GURL& url) const;
- ProxyInfo proxy_info_;
- };
- // Auto proxy strategy - let WinHTTP detect proxy settings.
- // This is only available on Windows 8.1 and above.
- class AutoProxyConfiguration final : public ProxyConfiguration {
- protected:
- ~AutoProxyConfiguration() override = default;
- private:
- // Overrides for ProxyConfiguration.
- int DoGetAccessType() const override;
- absl::optional<ScopedWinHttpProxyInfo> DoGetProxyForUrl(
- HINTERNET session_handle,
- const GURL& url) const override;
- };
- // Sets proxy info on a request handle, if WINHTTP_PROXY_INFO is provided.
- void SetProxyForRequest(
- const HINTERNET request_handle,
- const absl::optional<ScopedWinHttpProxyInfo>& winhttp_proxy_info);
- } // namespace winhttp
- #endif // COMPONENTS_WINHTTP_PROXY_CONFIGURATION_H_
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