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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #ifndef VM_SERVICE_H_ | 5 #ifndef VM_SERVICE_H_ |
6 #define VM_SERVICE_H_ | 6 #define VM_SERVICE_H_ |
7 | 7 |
8 #include "include/dart_api.h" | 8 #include "include/dart_api.h" |
9 | 9 |
10 #include "vm/allocation.h" | 10 #include "vm/allocation.h" |
11 #include "vm/os_thread.h" | 11 #include "vm/os_thread.h" |
12 | 12 |
13 namespace dart { | 13 namespace dart { |
14 | 14 |
15 class Array; | 15 class Array; |
16 class DebuggerEvent; | 16 class DebuggerEvent; |
17 class EmbedderServiceHandler; | 17 class EmbedderServiceHandler; |
18 class GCEvent; | 18 class GCEvent; |
19 class Instance; | 19 class Instance; |
20 class Isolate; | 20 class Isolate; |
21 class JSONStream; | 21 class JSONStream; |
22 class Object; | 22 class Object; |
23 class RawInstance; | 23 class RawInstance; |
24 class String; | 24 class String; |
25 | 25 |
26 class Service : public AllStatic { | 26 class Service : public AllStatic { |
27 public: | 27 public: |
28 static const char* kIsolateName; | |
29 static bool IsServiceIsolateName(const char* name); | |
30 | |
31 // Handles a message which is not directed to an isolate. | 28 // Handles a message which is not directed to an isolate. |
32 static void HandleRootMessage(const Instance& message); | 29 static void HandleRootMessage(const Array& message); |
33 | 30 |
34 // Handles a message which is directed to a particular isolate. | 31 // Handles a message which is directed to a particular isolate. |
35 static void HandleIsolateMessage(Isolate* isolate, const Array& message); | 32 static void HandleIsolateMessage(Isolate* isolate, const Array& message); |
36 | 33 |
37 static Isolate* GetServiceIsolate(void* callback_data); | 34 static bool EventMaskHas(uint32_t mask); |
38 static bool SendIsolateStartupMessage(); | |
39 static bool SendIsolateShutdownMessage(); | |
40 | |
41 static bool IsRunning(); | |
42 static void SetServicePort(Dart_Port port); | |
43 static void SetServiceIsolate(Isolate* isolate); | |
44 static bool HasServiceIsolate(); | |
45 static bool IsServiceIsolate(Isolate* isolate); | |
46 | |
47 static Dart_Port WaitForLoadPort(); | |
48 static Dart_Port LoadPort(); | |
49 static void SetLoadPort(Dart_Port port); | |
50 | |
51 static void SetEventMask(uint32_t mask); | 35 static void SetEventMask(uint32_t mask); |
52 | 36 static bool NeedsDebuggerEvents(); |
53 // Is the service interested in debugger events? | 37 static bool NeedsGCEvents(); |
54 static bool NeedsDebuggerEvents() { | |
55 return IsRunning() && ((event_mask_ & kEventFamilyDebugMask) != 0); | |
56 } | |
57 // Is the service interested in garbage collection events? | |
58 static bool NeedsGCEvents() { | |
59 return IsRunning() && ((event_mask_ & kEventFamilyGCMask) != 0); | |
60 } | |
61 | 38 |
62 static void HandleDebuggerEvent(DebuggerEvent* event); | 39 static void HandleDebuggerEvent(DebuggerEvent* event); |
63 static void HandleGCEvent(GCEvent* event); | 40 static void HandleGCEvent(GCEvent* event); |
64 | 41 |
65 static void RegisterIsolateEmbedderCallback( | 42 static void RegisterIsolateEmbedderCallback( |
66 const char* name, | 43 const char* name, |
67 Dart_ServiceRequestCallback callback, | 44 Dart_ServiceRequestCallback callback, |
68 void* user_data); | 45 void* user_data); |
69 | 46 |
70 static void RegisterRootEmbedderCallback( | 47 static void RegisterRootEmbedderCallback( |
71 const char* name, | 48 const char* name, |
72 Dart_ServiceRequestCallback callback, | 49 Dart_ServiceRequestCallback callback, |
73 void* user_data); | 50 void* user_data); |
74 | 51 |
75 static void SendEchoEvent(Isolate* isolate, const char* text); | 52 static void SendEchoEvent(Isolate* isolate, const char* text); |
76 static void SendGraphEvent(Isolate* isolate); | 53 static void SendGraphEvent(Isolate* isolate); |
77 | 54 |
78 static void MaybeInjectVMServiceLibrary(Isolate* isolate); | 55 private: |
| 56 static void InvokeMethod(Isolate* isolate, const Array& message); |
79 | 57 |
80 static void RunService(); | |
81 | |
82 static void FinishedInitializing(); | |
83 | |
84 static Dart_IsolateCreateCallback create_callback() { | |
85 return create_callback_; | |
86 } | |
87 | |
88 private: | |
89 // These must be kept in sync with service/constants.dart | 58 // These must be kept in sync with service/constants.dart |
90 static const int kEventFamilyDebug = 0; | 59 static const int kEventFamilyDebug = 0; |
91 static const int kEventFamilyGC = 1; | 60 static const int kEventFamilyGC = 1; |
92 static const uint32_t kEventFamilyDebugMask = (1 << kEventFamilyDebug); | 61 static const uint32_t kEventFamilyDebugMask = (1 << kEventFamilyDebug); |
93 static const uint32_t kEventFamilyGCMask = (1 << kEventFamilyGC); | 62 static const uint32_t kEventFamilyGCMask = (1 << kEventFamilyGC); |
94 | 63 |
95 static void EmbedderHandleMessage(EmbedderServiceHandler* handler, | 64 static void EmbedderHandleMessage(EmbedderServiceHandler* handler, |
96 JSONStream* js); | 65 JSONStream* js); |
97 | 66 |
98 static EmbedderServiceHandler* FindIsolateEmbedderHandler(const char* name); | 67 static EmbedderServiceHandler* FindIsolateEmbedderHandler(const char* name); |
99 static EmbedderServiceHandler* FindRootEmbedderHandler(const char* name); | 68 static EmbedderServiceHandler* FindRootEmbedderHandler(const char* name); |
100 static Dart_Handle GetSource(const char* name); | |
101 static Dart_Handle LibraryTagHandler(Dart_LibraryTag tag, Dart_Handle library, | |
102 Dart_Handle url); | |
103 | 69 |
104 static void SendEvent(intptr_t eventId, const Object& eventMessage); | 70 static void SendEvent(intptr_t eventId, const Object& eventMessage); |
105 // Does not take ownership of 'data'. | 71 // Does not take ownership of 'data'. |
106 static void SendEvent(intptr_t eventId, | 72 static void SendEvent(intptr_t eventId, |
107 const String& meta, | 73 const String& meta, |
108 const uint8_t* data, | 74 const uint8_t* data, |
109 intptr_t size); | 75 intptr_t size); |
110 | 76 |
111 static EmbedderServiceHandler* isolate_service_handler_head_; | 77 static EmbedderServiceHandler* isolate_service_handler_head_; |
112 static EmbedderServiceHandler* root_service_handler_head_; | 78 static EmbedderServiceHandler* root_service_handler_head_; |
113 | 79 |
114 | |
115 static Dart_IsolateCreateCallback create_callback_; | |
116 static Monitor* monitor_; | |
117 static bool initializing_; | |
118 static Isolate* service_isolate_; | |
119 static Dart_Port service_port_; | |
120 static Dart_Port load_port_; | |
121 static uint32_t event_mask_; | 80 static uint32_t event_mask_; |
122 }; | 81 }; |
123 | 82 |
124 } // namespace dart | 83 } // namespace dart |
125 | 84 |
126 #endif // VM_SERVICE_H_ | 85 #endif // VM_SERVICE_H_ |
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