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// Copyright (c) 2011 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 CHROME_RENDERER_SECURITY_FILTER_PEER_H_
#define CHROME_RENDERER_SECURITY_FILTER_PEER_H_
#include <stdint.h>
#include <memory>
#include <string>
#include "base/macros.h"
#include "content/public/renderer/request_peer.h"
#include "services/network/public/cpp/resource_response_info.h"
// The SecurityFilterPeer is a proxy to a
// content::RequestPeer instance. It is used to pre-process
// unsafe resources (such as mixed-content resource).
// Call the factory method CreateSecurityFilterPeer() to obtain an instance of
// SecurityFilterPeer based on the original Peer.
// A SecurityFilterPeer is created only when the associated request is rejected,
// which means content::RequestPeer methods other than OnCompletedRequest must
// not be called.
class SecurityFilterPeer final : public content::RequestPeer {
public:
~SecurityFilterPeer() override;
static std::unique_ptr<content::RequestPeer>
CreateSecurityFilterPeerForDeniedRequest(
std::unique_ptr<content::RequestPeer> peer,
int os_error);
// content::RequestPeer methods.
void OnUploadProgress(uint64_t position, uint64_t size) override;
bool OnReceivedRedirect(const net::RedirectInfo& redirect_info,
const network::ResourceResponseInfo& info) override;
void OnReceivedResponse(const network::ResourceResponseInfo& info) override;
void OnStartLoadingResponseBody(
mojo::ScopedDataPipeConsumerHandle body) override;
void OnReceivedData(std::unique_ptr<ReceivedData> data) override;
void OnTransferSizeUpdated(int transfer_size_diff) override;
void OnCompletedRequest(
const network::URLLoaderCompletionStatus& status) override;
scoped_refptr<base::TaskRunner> GetTaskRunner() override;
private:
explicit SecurityFilterPeer(std::unique_ptr<content::RequestPeer> peer);
static scoped_refptr<net::HttpResponseHeaders> CreateHeaders();
std::unique_ptr<content::RequestPeer> original_peer_;
DISALLOW_COPY_AND_ASSIGN(SecurityFilterPeer);
};
#endif // CHROME_RENDERER_SECURITY_FILTER_PEER_H_