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/*
* Copyright (C) 2013, 2015, 2016 Apple Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(REMOTE_INSPECTOR)
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/Lock.h>
#if PLATFORM(COCOA)
#include "RemoteInspectorXPCConnection.h"
#include <wtf/RetainPtr.h>
OBJC_CLASS NSDictionary;
OBJC_CLASS NSString;
typedef RetainPtr<NSDictionary> TargetListing;
#endif
namespace Inspector {
class RemoteAutomationTarget;
class RemoteConnectionToTarget;
class RemoteControllableTarget;
class RemoteInspectionTarget;
class RemoteInspectorClient;
class JS_EXPORT_PRIVATE RemoteInspector final
#if PLATFORM(COCOA)
: public RemoteInspectorXPCConnection::Client
#endif
{
public:
class Client {
public:
struct Capabilities {
bool remoteAutomationAllowed : 1;
};
virtual ~Client() { }
virtual bool remoteAutomationAllowed() const = 0;
virtual void requestAutomationSession(const String& sessionIdentifier) = 0;
};
static void startDisabled();
static RemoteInspector& singleton();
friend class NeverDestroyed<RemoteInspector>;
void registerTarget(RemoteControllableTarget*);
void unregisterTarget(RemoteControllableTarget*);
void updateTarget(RemoteControllableTarget*);
void sendMessageToRemote(unsigned targetIdentifier, const String& message);
void setRemoteInspectorClient(RemoteInspector::Client*);
void clientCapabilitiesDidChange();
void setupFailed(unsigned targetIdentifier);
void setupCompleted(unsigned targetIdentifier);
bool waitingForAutomaticInspection(unsigned targetIdentifier);
void updateAutomaticInspectionCandidate(RemoteInspectionTarget*);
bool enabled() const { return m_enabled; }
bool hasActiveDebugSession() const { return m_hasActiveDebugSession; }
void start();
void stop();
#if PLATFORM(COCOA)
bool hasParentProcessInformation() const { return m_parentProcessIdentifier != 0; }
pid_t parentProcessIdentifier() const { return m_parentProcessIdentifier; }
RetainPtr<CFDataRef> parentProcessAuditData() const { return m_parentProcessAuditData; }
void setParentProcessInformation(pid_t, RetainPtr<CFDataRef> auditData);
void setParentProcessInfomationIsDelayed();
#endif
private:
RemoteInspector();
unsigned nextAvailableTargetIdentifier();
enum class StopSource { API, XPCMessage };
void stopInternal(StopSource);
#if PLATFORM(COCOA)
void setupXPCConnectionIfNeeded();
#endif
TargetListing listingForTarget(const RemoteControllableTarget&) const;
TargetListing listingForInspectionTarget(const RemoteInspectionTarget&) const;
TargetListing listingForAutomationTarget(const RemoteAutomationTarget&) const;
void pushListingsNow();
void pushListingsSoon();
void updateTargetListing(unsigned targetIdentifier);
void updateTargetListing(const RemoteControllableTarget&);
void updateHasActiveDebugSession();
void updateClientCapabilities();
void sendAutomaticInspectionCandidateMessage();
#if PLATFORM(COCOA)
void xpcConnectionReceivedMessage(RemoteInspectorXPCConnection*, NSString *messageName, NSDictionary *userInfo) override;
void xpcConnectionFailed(RemoteInspectorXPCConnection*) override;
void xpcConnectionUnhandledMessage(RemoteInspectorXPCConnection*, xpc_object_t) override;
void receivedSetupMessage(NSDictionary *userInfo);
void receivedDataMessage(NSDictionary *userInfo);
void receivedDidCloseMessage(NSDictionary *userInfo);
void receivedGetListingMessage(NSDictionary *userInfo);
void receivedIndicateMessage(NSDictionary *userInfo);
void receivedProxyApplicationSetupMessage(NSDictionary *userInfo);
void receivedConnectionDiedMessage(NSDictionary *userInfo);
void receivedAutomaticInspectionConfigurationMessage(NSDictionary *userInfo);
void receivedAutomaticInspectionRejectMessage(NSDictionary *userInfo);
void receivedAutomationSessionRequestMessage(NSDictionary *userInfo);
#endif
static bool startEnabled;
// Targets can be registered from any thread at any time.
// Any target can send messages over the XPC connection.
// So lock access to all maps and state as they can change
// from any thread.
Lock m_mutex;
HashMap<unsigned, RemoteControllableTarget*> m_targetMap;
HashMap<unsigned, RefPtr<RemoteConnectionToTarget>> m_targetConnectionMap;
HashMap<unsigned, TargetListing> m_targetListingMap;
#if PLATFORM(COCOA)
RefPtr<RemoteInspectorXPCConnection> m_relayConnection;
#endif
RemoteInspector::Client* m_client { nullptr };
std::optional<RemoteInspector::Client::Capabilities> m_clientCapabilities;
#if PLATFORM(COCOA)
dispatch_queue_t m_xpcQueue;
#endif
unsigned m_nextAvailableTargetIdentifier { 1 };
int m_notifyToken { 0 };
bool m_enabled { false };
bool m_hasActiveDebugSession { false };
bool m_pushScheduled { false };
pid_t m_parentProcessIdentifier { 0 };
#if PLATFORM(COCOA)
RetainPtr<CFDataRef> m_parentProcessAuditData;
#endif
bool m_shouldSendParentProcessInformation { false };
bool m_automaticInspectionEnabled { false };
bool m_automaticInspectionPaused { false };
unsigned m_automaticInspectionCandidateTargetIdentifier { 0 };
};
} // namespace Inspector
#endif // ENABLE(REMOTE_INSPECTOR)
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