Add an event pipe that pipes to the profiler apis

Author: mjsabby

src/inc/corprof.idl

@@ -621,9 +621,13 @@ typedef enum
 
     COR_PRF_HIGH_IN_MEMORY_SYMBOLS_UPDATED          = 0x00000002,
 
+    COR_PRF_HIGH_MONITOR_EVENT_PIPE                 = 0x00000004,
+
+    COR_PRF_HIGH_MONITOR_DYNAMIC_FUNCTION_UNLOADS   = 0x00000008,
+
     COR_PRF_HIGH_REQUIRE_PROFILE_IMAGE              = 0,
 
-    COR_PRF_HIGH_ALLOWABLE_AFTER_ATTACH             = COR_PRF_HIGH_IN_MEMORY_SYMBOLS_UPDATED,
+    COR_PRF_HIGH_ALLOWABLE_AFTER_ATTACH             = COR_PRF_HIGH_IN_MEMORY_SYMBOLS_UPDATED | COR_PRF_HIGH_MONITOR_EVENT_PIPE | COR_PRF_HIGH_MONITOR_DYNAMIC_FUNCTION_UNLOADS,
 
     // MONITOR_IMMUTABLE represents all flags that may only be set during initialization.
     // Trying to change any of these flags elsewhere will result in a
@@ -2408,6 +2412,31 @@ interface ICorProfilerCallback8 : ICorProfilerCallback7
         [in] BOOL       fIsSafeToBlock);
 }
 
+[
+    object,
+    uuid(27583EC3-C8F5-482F-8052-194B8CE4705A),
+    pointer_default(unique),
+    local
+]
+interface ICorProfilerCallback9 : ICorProfilerCallback8
+{
+    // This event is triggered whenever a dynamic method is garbage collected
+    // and subsequently unloaded.
+
+    HRESULT DynamicMethodUnloaded([in] FunctionID functionId);
+
+    HRESULT EventPipeEventDelivered(
+        [in] REFGUID eventGuid,
+        [in] DWORD eventId,
+        [in] DWORD eventVersion,
+        [in] DWORD eventThreadId,
+        [in] LARGE_INTEGER eventTimestamp,
+        [in] ULONG cbEventData,
+        [in, size_is(cbEventData)] LPCBYTE eventData,
+        [in] ULONG numStackFrames,
+        [in, length_is(numStackFrames)] UINT_PTR stackFrames[]);
+}
+
 
 /*
  * COR_PRF_CODEGEN_FLAGS controls various flags and hooks for a specific

src/inc/profilepriv.inl

@@ -736,6 +736,36 @@ inline BOOL CORProfilerInMemorySymbolsUpdatesEnabled()
         ((&g_profControlBlock)->dwEventMaskHigh & COR_PRF_HIGH_IN_MEMORY_SYMBOLS_UPDATED));
 }
 
+inline BOOL CORProfilerIsMonitoringEventPipe()
+{
+    CONTRACTL
+    {
+        NOTHROW;
+        GC_NOTRIGGER;
+        CANNOT_TAKE_LOCK;
+        SO_NOT_MAINLINE;
+    }
+    CONTRACTL_END;
+
+    return (CORProfilerPresent() &&
+        ((&g_profControlBlock)->dwEventMaskHigh & COR_PRF_HIGH_MONITOR_EVENT_PIPE));
+}
+
+inline BOOL CORProfilerIsMonitoringDynamicFunctionUnloads()
+{
+    CONTRACTL
+    {
+        NOTHROW;
+        GC_NOTRIGGER;
+        CANNOT_TAKE_LOCK;
+        SO_NOT_MAINLINE;
+    }
+    CONTRACTL_END;
+
+    return (CORProfilerPresent() &&
+        ((&g_profControlBlock)->dwEventMaskHigh & COR_PRF_HIGH_MONITOR_DYNAMIC_FUNCTION_UNLOADS));
+}
+
 #if defined(PROFILING_SUPPORTED) && !defined(CROSSGEN_COMPILE)
 
 #if defined(FEATURE_PROFAPI_ATTACH_DETACH)

src/pal/prebuilt/idl/corprof_i.cpp

@@ -7,7 +7,7 @@
 /* link this file in with the server and any clients */
 
 
- /* File created by MIDL compiler version 8.00.0603 */
+ /* File created by MIDL compiler version 8.01.0622 */
 /* @@MIDL_FILE_HEADING(  ) */
 
 #pragma warning( disable: 4049 )  /* more than 64k source lines */
@@ -55,9 +55,9 @@ typedef IID CLSID;
 #endif // CLSID_DEFINED
 
 #define MIDL_DEFINE_GUID(type,name,l,w1,w2,b1,b2,b3,b4,b5,b6,b7,b8) \
-        const type name = {l,w1,w2,{b1,b2,b3,b4,b5,b6,b7,b8}}
+        EXTERN_C __declspec(selectany) const type name = {l,w1,w2,{b1,b2,b3,b4,b5,b6,b7,b8}}
 
-#endif !_MIDL_USE_GUIDDEF_
+#endif // !_MIDL_USE_GUIDDEF_
 
 MIDL_DEFINE_GUID(IID, IID_ICorProfilerCallback,0x176FBED1,0xA55C,0x4796,0x98,0xCA,0xA9,0xDA,0x0E,0xF8,0x83,0xE7);
 
@@ -83,6 +83,9 @@ MIDL_DEFINE_GUID(IID, IID_ICorProfilerCallback7,0xF76A2DBA,0x1D52,0x4539,0x86,0x
 MIDL_DEFINE_GUID(IID, IID_ICorProfilerCallback8,0x5BED9B15,0xC079,0x4D47,0xBF,0xE2,0x21,0x5A,0x14,0x0C,0x07,0xE0);
 
 
+MIDL_DEFINE_GUID(IID, IID_ICorProfilerCallback9,0x27583EC3,0xC8F5,0x482F,0x80,0x52,0x19,0x4B,0x8C,0xE4,0x70,0x5A);
+
+
 MIDL_DEFINE_GUID(IID, IID_ICorProfilerInfo,0x28B5557D,0x3F3F,0x48b4,0x90,0xB2,0x5F,0x9E,0xEA,0x2F,0x6C,0x48);