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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_POLICY_CONTAINER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_POLICY_CONTAINER_H_
#include "mojo/public/cpp/bindings/associated_remote.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "services/network/public/mojom/content_security_policy.mojom-blink-forward.h"
#include "services/network/public/mojom/referrer_policy.mojom-shared.h"
#include "services/network/public/mojom/web_sandbox_flags.mojom-shared.h"
#include "third_party/blink/public/mojom/frame/policy_container.mojom-blink.h"
#include "third_party/blink/public/platform/web_policy_container.h"
#include "third_party/blink/renderer/core/core_export.h"
namespace blink {
// PolicyContainer serves as a container for several security policies to be
// applied to a document. It is constructed at commit time with the data passed
// by the RenderFrameHost. It is Blink's counterpart of the PolicyContainerHost,
// which is held by the RenderFrameHost. Some document policies of the policy
// container can be updated also by Blink (this generally happens when Blink
// parses meta tags). The corresponding setters trigger also an update in the
// corresponding PolicyContainerHost via a mojo IPC.
class CORE_EXPORT PolicyContainer {
USING_FAST_MALLOC(PolicyContainer);
public:
PolicyContainer() = delete;
PolicyContainer(
mojo::PendingAssociatedRemote<mojom::blink::PolicyContainerHost> remote,
mojom::blink::PolicyContainerPoliciesPtr policies);
PolicyContainer(const PolicyContainer&) = delete;
PolicyContainer& operator=(const PolicyContainer&) = delete;
~PolicyContainer() = default;
static std::unique_ptr<PolicyContainer> CreateEmpty();
static std::unique_ptr<PolicyContainer> CreateFromWebPolicyContainer(
std::unique_ptr<WebPolicyContainer> container);
// Change the Referrer Policy and sync the new policy with the corresponding
// PolicyContainerHost.
void UpdateReferrerPolicy(network::mojom::blink::ReferrerPolicy policy);
network::mojom::blink::ReferrerPolicy GetReferrerPolicy() const;
// Append |policies| to the list of Content Security Policy and sync them with
// the PolicyContainerHost.
void AddContentSecurityPolicies(
Vector<network::mojom::blink::ContentSecurityPolicyPtr> policies);
const mojom::blink::PolicyContainerPolicies& GetPolicies() const;
private:
mojom::blink::PolicyContainerPoliciesPtr policies_;
mojo::AssociatedRemote<mojom::blink::PolicyContainerHost>
policy_container_host_remote_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_FRAME_POLICY_CONTAINER_H_
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