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// Copyright 2014 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 EXTENSIONS_BROWSER_URL_REQUEST_UTIL_H_
#define EXTENSIONS_BROWSER_URL_REQUEST_UTIL_H_
#include <string>
#include "base/optional.h"
#include "base/strings/string_piece.h"
#include "third_party/blink/public/mojom/loader/resource_load_info.mojom-shared.h"
#include "ui/base/page_transition_types.h"
class GURL;
namespace extensions {
class Extension;
class ExtensionSet;
class ProcessMap;
// Utilities related to URLRequest jobs for extension resources. See
// chrome/browser/extensions/extension_protocols_unittest.cc for related tests.
namespace url_request_util {
// Sets allowed=true to allow a chrome-extension:// resource request coming from
// renderer A to access a resource in an extension running in renderer B.
// Returns false when it couldn't determine if the resource is allowed or not
bool AllowCrossRendererResourceLoad(const GURL& url,
blink::mojom::ResourceType resource_type,
ui::PageTransition page_transition,
int child_id,
bool is_incognito,
const Extension* extension,
const ExtensionSet& extensions,
const ProcessMap& process_map,
bool* allowed);
// Helper method that is called by both AllowCrossRendererResourceLoad and
// ExtensionNavigationThrottle to share logic.
// Sets allowed=true to allow a chrome-extension:// resource request coming from
// renderer A to access a resource in an extension running in renderer B.
// Returns false when it couldn't determine if the resource is allowed or not
bool AllowCrossRendererResourceLoadHelper(bool is_guest,
const Extension* extension,
const Extension* owner_extension,
const std::string& partition_id,
base::StringPiece resource_path,
ui::PageTransition page_transition,
bool* allowed);
// Checks whether the given |extension| and |resource_path| are part of a
// special case where an extension URL is permitted to load in any guest
// process, rather than only in guests of a given platform app. If
// |resource_path| is base::nullopt, then the check is based solely on which
// extension is passed in, allowing this to be used for origin checks as well as
// URL checks.
// TODO(creis): Remove this method when the special cases (listed by bug number
// in the definition of this method) are gone.
bool AllowSpecialCaseExtensionURLInGuest(
const Extension* extension,
base::Optional<base::StringPiece> resource_path);
} // namespace url_request_util
} // namespace extensions
#endif // EXTENSIONS_BROWSER_URL_REQUEST_UTIL_H_
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