chromium/chrome/browser/controlled_frame/controlled_frame_media_access_handler.cc

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/controlled_frame/controlled_frame_media_access_handler.h"

#include "base/types/expected.h"
#include "chrome/browser/media/webrtc/media_stream_device_permissions.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/pref_names.h"
#include "content/public/browser/media_stream_request.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
#include "content/public/browser/web_contents_delegate.h"
#include "extensions/browser/browser_frame_context_data.h"
#include "extensions/browser/guest_view/web_view/web_view_guest.h"
#include "third_party/blink/public/common/permissions_policy/permissions_policy.h"
#include "third_party/blink/public/mojom/mediastream/media_stream.mojom-shared.h"
#include "third_party/blink/public/mojom/mediastream/media_stream.mojom.h"
#include "third_party/blink/public/mojom/permissions_policy/permissions_policy_feature.mojom-shared.h"

namespace controlled_frame {

namespace {

blink::mojom::PermissionsPolicyFeature
GetPermissionPolicyFeatureForMediaStreamType(
    blink::mojom::MediaStreamType type) { … }

bool IsMediaStreamTypeSupported(blink::mojom::MediaStreamType type) { … }

}  // namespace

ControlledFrameMediaAccessHandler::PendingMediaAccessRequestDetails::
    PendingMediaAccessRequestDetails(const url::Origin& embedded_frame_origin,
                                     blink::mojom::MediaStreamType type)
    : … { … }

ControlledFrameMediaAccessHandler::ControlledFrameMediaAccessHandler() =
    default;
ControlledFrameMediaAccessHandler::~ControlledFrameMediaAccessHandler() =
    default;

bool ControlledFrameMediaAccessHandler::SupportsStreamType(
    content::WebContents* web_contents,
    const blink::mojom::MediaStreamType type,
    const extensions::Extension* extension) { … }

bool ControlledFrameMediaAccessHandler::CheckMediaAccessPermission(
    content::RenderFrameHost* render_frame_host,
    const url::Origin& security_origin,
    blink::mojom::MediaStreamType type,
    const extensions::Extension* extension) { … }

void ControlledFrameMediaAccessHandler::HandleRequest(
    content::WebContents* web_contents,
    const content::MediaStreamRequest& request,
    content::MediaResponseCallback callback,
    const extensions::Extension* extension) { … }

bool ControlledFrameMediaAccessHandler::IsAllowedByPermissionsPolicy(
    extensions::WebViewGuest* web_view,
    const url::Origin& requesting_origin,
    blink::mojom::MediaStreamType type) { … }

}  // namespace controlled_frame