chromium/content/browser/loader/cross_origin_read_blocking_checker.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/loader/cross_origin_read_blocking_checker.h"

#include <string_view>

#include "base/functional/callback.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "net/base/io_buffer.h"
#include "net/base/mime_sniffer.h"
#include "services/network/public/cpp/orb/orb_api.h"
#include "services/network/public/cpp/resource_request.h"
#include "services/network/public/mojom/url_response_head.mojom.h"
#include "storage/browser/blob/blob_data_handle.h"
#include "storage/browser/blob/blob_reader.h"
#include "url/origin.h"

namespace content {

// The CrossOriginReadBlockingChecker lives on the UI thread, but blobs must be
// read on IO. This class handles all blob access for
// CrossOriginReadBlockingChecker.
class CrossOriginReadBlockingChecker::BlobIOState { … };

CrossOriginReadBlockingChecker::CrossOriginReadBlockingChecker(
    const network::ResourceRequest& request,
    const network::mojom::URLResponseHead& response,
    const storage::BlobDataHandle& blob_data_handle,
    network::orb::PerFactoryState* orb_state,
    base::OnceCallback<void(Result)> callback)
    : … { … }

CrossOriginReadBlockingChecker::~CrossOriginReadBlockingChecker() { … }

int CrossOriginReadBlockingChecker::GetNetError() { … }

void CrossOriginReadBlockingChecker::OnAllowed() { … }

void CrossOriginReadBlockingChecker::OnBlocked() { … }

void CrossOriginReadBlockingChecker::OnNetError(int net_error) { … }

void CrossOriginReadBlockingChecker::OnReadComplete(
    int bytes_read,
    scoped_refptr<net::IOBufferWithSize> buffer,
    int net_error) { … }

}  // namespace content