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content / test / fuzzer / controller_presentation_service_delegate_for_fuzzing.cc [blame]
// 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.
#include <memory>
#include <string>
#include <utility>
#include "content/test/fuzzer/controller_presentation_service_delegate_for_fuzzing.h"
#include "base/notreached.h"
#include "content/public/browser/browser_task_traits.h"
#include "content/public/browser/browser_thread.h"
#include "third_party/blink/public/mojom/presentation/presentation.mojom-mojolpm.h"
#include "url/mojom/url.mojom-mojolpm.h"
// Code copy of a limit of the same name
// This allows preventing the fake making bad calls
// See "content/browser/presentation/presentation_service_impl.cc"
static constexpr size_t kMaxPresentationIdLength = 256;
ControllerPresentationServiceDelegateForFuzzing::
ControllerPresentationServiceDelegateForFuzzing() {
DETACH_FROM_SEQUENCE(sequence_checker_);
}
ControllerPresentationServiceDelegateForFuzzing::
~ControllerPresentationServiceDelegateForFuzzing() {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
for (auto& observer_pair : observers_)
observer_pair.second->OnDelegateDestroyed();
}
void ControllerPresentationServiceDelegateForFuzzing::AddObserver(
int render_process_id,
int render_frame_id,
ControllerPresentationServiceDelegate::Observer* observer) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
observers_[content::GlobalRenderFrameHostId(render_process_id,
render_frame_id)] = observer;
}
void ControllerPresentationServiceDelegateForFuzzing::RemoveObserver(
int render_process_id,
int render_frame_id) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
observers_.erase(
content::GlobalRenderFrameHostId(render_process_id, render_frame_id));
}
void ControllerPresentationServiceDelegateForFuzzing::Reset(
int render_process_id,
int render_frame_id) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
// Intentionally, we do not reset all callbacks, in order to mimic
// `ControllerPresentationServiceDelegateImpl` as closely as possible.
listeners_.clear();
set_default_presentation_urls_callback_.Reset();
}
void ControllerPresentationServiceDelegateForFuzzing::
SetDefaultPresentationUrls(
const content::PresentationRequest& request,
content::DefaultPresentationConnectionCallback callback) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
set_default_presentation_urls_callback_ = std::move(callback);
}
void ControllerPresentationServiceDelegateForFuzzing::StartPresentation(
const content::PresentationRequest& request,
content::PresentationConnectionCallback success_cb,
content::PresentationConnectionErrorCallback error_cb) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
start_presentation_success_cb_ = std::move(success_cb);
start_presentation_error_cb_ = std::move(error_cb);
}
void ControllerPresentationServiceDelegateForFuzzing::ReconnectPresentation(
const content::PresentationRequest& request,
const std::string& presentation_id,
content::PresentationConnectionCallback success_cb,
content::PresentationConnectionErrorCallback error_cb) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
reconnect_presentation_success_cb_ = std::move(success_cb);
reconnect_presentation_error_cb_ = std::move(error_cb);
}
void ControllerPresentationServiceDelegateForFuzzing::CloseConnection(
int render_process_id,
int render_frame_id,
const std::string& presentation_id) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
start_presentation_success_cb_.Reset();
start_presentation_error_cb_.Reset();
reconnect_presentation_success_cb_.Reset();
reconnect_presentation_error_cb_.Reset();
}
void ControllerPresentationServiceDelegateForFuzzing::Terminate(
int render_process_id,
int render_frame_id,
const std::string& presentation_id) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
start_presentation_success_cb_.Reset();
start_presentation_error_cb_.Reset();
reconnect_presentation_success_cb_.Reset();
reconnect_presentation_error_cb_.Reset();
}
std::unique_ptr<media::FlingingController>
ControllerPresentationServiceDelegateForFuzzing::GetFlingingController(
int render_process_id,
int render_frame_id,
const std::string& presentation_id) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
// This should not fail. As the MojoLPM fuzzer this fake was designed to work
// with has no way to call this.
NOTIMPLEMENTED();
return nullptr;
}
void ControllerPresentationServiceDelegateForFuzzing::
ListenForConnectionStateChange(
int render_process_id,
int render_frame_id,
const blink::mojom::PresentationInfo& connection,
const content::PresentationConnectionStateChangedCallback&
state_changed_cb) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
listen_for_connection_state_change_state_changed_cb_ =
std::move(state_changed_cb);
}
bool ControllerPresentationServiceDelegateForFuzzing::
AddScreenAvailabilityListener(
int render_process_id,
int render_frame_id,
content::PresentationScreenAvailabilityListener* listener) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
listeners_[listener->GetAvailabilityUrl()] = listener;
return true;
}
void ControllerPresentationServiceDelegateForFuzzing::
RemoveScreenAvailabilityListener(
int render_process_id,
int render_frame_id,
content::PresentationScreenAvailabilityListener* listener) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
listeners_.erase(listener->GetAvailabilityUrl());
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleListenersGetAvailabilityUrl(
const mojolpm::url::mojom::Url& proto_url) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
GURL url;
if (!mojolpm::FromProto(proto_url, url))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallListenersGetAvailabilityUrl,
GetWeakPtr(), std::move(url)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallListenersGetAvailabilityUrl(GURL url) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (!listeners_.count(url))
return;
listeners_[url]->GetAvailabilityUrl();
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleListenersOnScreenAvailabilityChanged(
const mojolpm::url::mojom::Url& proto_url,
const mojolpm::blink::mojom::ScreenAvailability&
proto_screen_availability) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
GURL url;
if (!mojolpm::FromProto(proto_url, url))
return;
blink::mojom::ScreenAvailability screen_availability;
if (!mojolpm::FromProto(proto_screen_availability, screen_availability))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallListenersOnScreenAvailabilityChanged,
GetWeakPtr(), std::move(url),
std::move(screen_availability)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallListenersOnScreenAvailabilityChanged(
GURL url,
blink::mojom::ScreenAvailability screen_availability) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (!listeners_.count(url))
return;
listeners_[url]->OnScreenAvailabilityChanged(std::move(screen_availability));
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleSetDefaultPresentationUrls(
const mojolpm::blink::mojom::PresentationConnectionResult&
proto_result) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
blink::mojom::PresentationConnectionResultPtr result;
if (!mojolpm::FromProto(proto_result, result))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallSetDefaultPresentationUrls,
GetWeakPtr(), std::move(result)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallSetDefaultPresentationUrls(
blink::mojom::PresentationConnectionResultPtr result_ptr) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (set_default_presentation_urls_callback_.is_null())
return;
set_default_presentation_urls_callback_.Run(std::move(result_ptr));
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleStartPresentationSuccess(
const mojolpm::blink::mojom::PresentationConnectionResult&
proto_result) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
blink::mojom::PresentationConnectionResultPtr result;
if (!mojolpm::FromProto(proto_result, result))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallStartPresentationSuccess,
GetWeakPtr(), std::move(result)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallStartPresentationSuccess(
blink::mojom::PresentationConnectionResultPtr result_ptr) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (result_ptr->presentation_info->id.length() > kMaxPresentationIdLength)
return;
if (start_presentation_success_cb_.is_null())
return;
std::move(start_presentation_success_cb_).Run(std::move(result_ptr));
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleStartPresentationError(
const mojolpm::blink::mojom::PresentationError& proto_error) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
blink::mojom::PresentationErrorPtr error;
if (!mojolpm::FromProto(proto_error, error))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallStartPresentationError,
GetWeakPtr(), std::move(error)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallStartPresentationError(blink::mojom::PresentationErrorPtr error_ptr) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (start_presentation_error_cb_.is_null())
return;
std::move(start_presentation_error_cb_).Run(*std::move(error_ptr));
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleReconnectPresentationSuccess(
const mojolpm::blink::mojom::PresentationConnectionResult&
proto_result) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
blink::mojom::PresentationConnectionResultPtr result;
if (!mojolpm::FromProto(proto_result, result))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallReconnectPresentationSuccess,
GetWeakPtr(), std::move(result)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallReconnectPresentationSuccess(
blink::mojom::PresentationConnectionResultPtr result_ptr) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (reconnect_presentation_success_cb_.is_null())
return;
std::move(reconnect_presentation_success_cb_).Run(std::move(result_ptr));
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleReconnectPresentationError(
const mojolpm::blink::mojom::PresentationError& proto_error) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
blink::mojom::PresentationErrorPtr error;
if (!mojolpm::FromProto(proto_error, error))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallReconnectPresentationError,
GetWeakPtr(), std::move(error)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallReconnectPresentationError(
blink::mojom::PresentationErrorPtr error_ptr) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (reconnect_presentation_error_cb_.is_null())
return;
std::move(reconnect_presentation_error_cb_).Run(*std::move(error_ptr));
}
void ControllerPresentationServiceDelegateForFuzzing::
HandleListenForConnectionStateChangeStateChanged(
const mojolpm::blink::mojom::PresentationConnectionState&
proto_connection_state) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
blink::mojom::PresentationConnectionState connection_state;
if (!mojolpm::FromProto(proto_connection_state, connection_state))
return;
content::GetUIThreadTaskRunner({})->PostTask(
FROM_HERE,
base::BindOnce(&ControllerPresentationServiceDelegateForFuzzing::
CallListenForConnectionStateChangeStateChanged,
GetWeakPtr(), std::move(connection_state)));
}
void ControllerPresentationServiceDelegateForFuzzing::
CallListenForConnectionStateChangeStateChanged(
blink::mojom::PresentationConnectionState connection_state) {
DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
if (listen_for_connection_state_change_state_changed_cb_.is_null())
return;
content::PresentationConnectionStateChangeInfo state_change_info{
connection_state};
std::move(listen_for_connection_state_change_state_changed_cb_)
.Run(state_change_info);
}
void ControllerPresentationServiceDelegateForFuzzing::NextAction(
const Action& action) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
switch (action.action_case()) {
case Action::kListenerGetAvailabilityUrl: {
HandleListenersGetAvailabilityUrl(
action.listener_get_availability_url().listener_availability_url());
} break;
case Action::kListenerOnScreenAvailabilityChanged: {
HandleListenersOnScreenAvailabilityChanged(
action.listener_on_screen_availability_changed()
.listener_availability_url(),
action.listener_on_screen_availability_changed()
.screen_availability());
} break;
case Action::kSetDefaultPresentationUrls: {
HandleSetDefaultPresentationUrls(action.set_default_presentation_urls()
.presentation_connection_result());
} break;
case Action::kStartPresentationSuccess: {
HandleStartPresentationSuccess(
action.start_presentation_success().presentation_connection_result());
} break;
case Action::kStartPresentationError: {
HandleStartPresentationError(
action.start_presentation_error().presentation_error());
} break;
case Action::kReconnectPresentationSuccess: {
HandleReconnectPresentationSuccess(action.reconnect_presentation_success()
.presentation_connection_result());
} break;
case Action::kReconnectPresentationError: {
HandleReconnectPresentationError(
action.reconnect_presentation_error().presentation_error());
} break;
case Action::kListenForConnectionStateChangeStateChanged: {
HandleListenForConnectionStateChangeStateChanged(
action.listen_for_connection_state_change_state_changed()
.presentation_connection_state());
} break;
case Action::ACTION_NOT_SET:
break;
}
}