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// Copyright 2013 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 CONTENT_BROWSER_RENDERER_HOST_MEDIA_WEBRTC_IDENTITY_SERVICE_HOST_H_
#define CONTENT_BROWSER_RENDERER_HOST_MEDIA_WEBRTC_IDENTITY_SERVICE_HOST_H_
#include <string>
#include "base/macros.h"
#include "content/common/content_export.h"
#include "content/public/browser/browser_message_filter.h"
class GURL;
struct WebRTCIdentityMsg_RequestIdentity_Params;
namespace content {
class ResourceContext;
class WebRTCIdentityStore;
// This class is the host for WebRTCIdentityService in the browser process.
// It converts the IPC messages for requesting a WebRTC DTLS identity and
// cancelling a pending request into calls of WebRTCIdentityStore. It also sends
// the request result back to the renderer through IPC.
// Only one outstanding request is allowed per renderer at a time. If a second
// request is made before the first one completes, an IPC with error
// ERR_INSUFFICIENT_RESOURCES will be sent back to the renderer.
class CONTENT_EXPORT WebRTCIdentityServiceHost : public BrowserMessageFilter {
public:
WebRTCIdentityServiceHost(int renderer_process_id,
scoped_refptr<WebRTCIdentityStore> identity_store,
ResourceContext* resource_context);
protected:
~WebRTCIdentityServiceHost() override;
// content::BrowserMessageFilter override.
bool OnMessageReceived(const IPC::Message& message) override;
private:
// |request_id| is the same as in the OnRequestIdentity call.
// See WebRTCIdentityStore for the meaning of the parameters.
void OnComplete(int request_id,
int status,
const std::string& certificate,
const std::string& private_key);
// |request_id| is a renderer wide unique number for each request and
// will be echoed in the response to handle the possibility that the renderer
// cancels the request after the browser sends the response and before it's
// received by the renderer.
// See WebRTCIdentityStore for the meaning of the other parameters.
void OnRequestIdentity(
const WebRTCIdentityMsg_RequestIdentity_Params& params);
void OnCancelRequest();
void SendErrorMessage(int request_id, int error);
int renderer_process_id_;
base::Closure cancel_callback_;
scoped_refptr<WebRTCIdentityStore> identity_store_;
ResourceContext* resource_context_;
base::WeakPtrFactory<WebRTCIdentityServiceHost> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(WebRTCIdentityServiceHost);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_MEDIA_WEBRTC_IDENTITY_SERVICE_HOST_H_
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