[PATCH 0/4] MR833: A few stubs for advapi perf functions.

[Paul Gofman (＠gofman)]

Used by Red Dead Redemption 2 after latest update.

[PATCH 1/4] advapi32: Add stub for PerfCloseQueryHandle().

[Paul Gofman]

From: Paul Gofman

---
 dlls/advapi32/advapi.c      | 8 ++++++++
 dlls/advapi32/advapi32.spec | 2 +-
 include/perflib.h           | 2 ++
 3 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/dlls/advapi32/advapi.c b/dlls/advapi32/advapi.c
index cbd4612425d..a1f0385357e 100644
--- a/dlls/advapi32/advapi.c
+++ b/dlls/advapi32/advapi.c
@@ -31,6 +31,7 @@
 #include "winerror.h"
 #include "wincred.h"
 #include "wct.h"
+#include "perflib.h"

#include "wine/debug.h"

@@ -313,3 +314,10 @@ BOOL WINAPI GetThreadWaitChain(HWCT handle, DWORD_PTR ctx, DWORD flags, DWORD th
     SetLastError(ERROR_NOT_SUPPORTED);
     return FALSE;
 }
+
+ULONG WINAPI PerfCloseQueryHandle( HANDLE query )
+{
+    FIXME( "query %p stub.\n", query );
+
+    return ERROR_SUCCESS;
+}
diff --git a/dlls/advapi32/advapi32.spec b/dlls/advapi32/advapi32.spec
index 3cbf5638ae4..21a76675bc5 100644
--- a/dlls/advapi32/advapi32.spec
+++ b/dlls/advapi32/advapi32.spec
@@ -554,7 +554,7 @@
 # @ stub OperationEnd
 # @ stub OperationStart
 # @ stub PerfAddCounters
-# @ stub PerfCloseQueryHandle
+@ stdcall PerfCloseQueryHandle(long)
 @ stdcall -import PerfCreateInstance(long ptr wstr long)
 # @ stub PerfDecrementULongCounterValue
 # @ stub PerfDecrementULongLongCounterValue
diff --git a/include/perflib.h b/include/perflib.h
index 54ea8ccb614..27019bd842c 100644
--- a/include/perflib.h
+++ b/include/perflib.h
@@ -89,6 +89,8 @@ ULONG WINAPI PerfStartProvider(GUID *, PERFLIBREQUEST, HANDLE *);
 ULONG WINAPI PerfStartProviderEx(GUID *, PERF_PROVIDER_CONTEXT *, HANDLE *);
 ULONG WINAPI PerfStopProvider(HANDLE);

+ULONG WINAPI PerfCloseQueryHandle(HANDLE);
+
 #ifdef __cplusplus
 }       /* extern "C" */
 #endif

[PATCH 2/4] advapi32: Add stub for PerfOpenQueryHandle().

[Paul Gofman]

From: Paul Gofman

---
 dlls/advapi32/advapi.c      | 10 ++++++++++
 dlls/advapi32/advapi32.spec |  2 +-
 dlls/advapi32/tests/perf.c  | 38 +++++++++++++++++++++++++++++++++++++
 include/perflib.h           |  1 +
 4 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/dlls/advapi32/advapi.c b/dlls/advapi32/advapi.c
index a1f0385357e..c3d2e2d00e7 100644
--- a/dlls/advapi32/advapi.c
+++ b/dlls/advapi32/advapi.c
@@ -321,3 +321,13 @@ ULONG WINAPI PerfCloseQueryHandle( HANDLE query )

return ERROR_SUCCESS;
 }
+
+ULONG WINAPI PerfOpenQueryHandle( const WCHAR *machine, HANDLE *query )
+{
+    FIXME( "machine %s, query %p.\n", debugstr_w(machine), query );
+
+    if (!query) return ERROR_INVALID_PARAMETER;
+    *query = (HANDLE)0xdeadbeef;
+
+    return ERROR_SUCCESS;
+}
diff --git a/dlls/advapi32/advapi32.spec b/dlls/advapi32/advapi32.spec
index 21a76675bc5..d80b4d938f6 100644
--- a/dlls/advapi32/advapi32.spec
+++ b/dlls/advapi32/advapi32.spec
@@ -564,7 +564,7 @@
 # @ stub PerfEnumerateCounterSetInstances
 # @ stub PerfIncrementULongCounterValue
 # @ stub PerfIncrementULongLongCounterValue
-# @ stub PerfOpenQueryHandle
+@ stdcall PerfOpenQueryHandle(wstr ptr)
 # @ stub PerfQueryCounterData
 # @ stub PerfQueryCounterInfo
 # @ stub PerfQueryCounterSetRegistrationInfo
diff --git a/dlls/advapi32/tests/perf.c b/dlls/advapi32/tests/perf.c
index fc07a09d327..2cd2a208677 100644
--- a/dlls/advapi32/tests/perf.c
+++ b/dlls/advapi32/tests/perf.c
@@ -28,6 +28,21 @@

#include "wine/test.h"

+#define DEFINE_FUNCTION(name) static typeof(name) *p##name;
+DEFINE_FUNCTION(PerfCloseQueryHandle);
+DEFINE_FUNCTION(PerfOpenQueryHandle);
+#undef DEFINE_FUNCTION
+
+static void init_functions(void)
+{
+    HANDLE hadvapi = GetModuleHandleA("advapi32.dll");
+
+#define GET_FUNCTION(name) p##name = (void *)GetProcAddress(hadvapi, #name)
+    GET_FUNCTION(PerfCloseQueryHandle);
+    GET_FUNCTION(PerfOpenQueryHandle);
+#undef GET_FUNCTION
+}
+
 static ULONG WINAPI test_provider_callback(ULONG code, void *buffer, ULONG size)
 {
     ok(0, "Provider callback called.\n");
@@ -188,7 +203,30 @@ void test_provider_init(void)
     ok(!ret, "Got unexpected ret %lu.\n", ret);
 }

+static void test_perf_counters(void)
+{
+    HANDLE query;
+    ULONG ret;
+
+    if (!pPerfOpenQueryHandle)
+    {
+        win_skip("PerfOpenQueryHandle not found.\n");
+        return;
+    }
+
+    ret = pPerfOpenQueryHandle(NULL, NULL);
+    ok(ret == ERROR_INVALID_PARAMETER, "got ret %lu.\n", ret);
+    ret = pPerfOpenQueryHandle(NULL, &query);
+    ok(!ret, "got ret %lu.\n", ret);
+
+    ret = pPerfCloseQueryHandle(query);
+    ok(!ret, "got ret %lu.\n", ret);
+}
+
 START_TEST(perf)
 {
+    init_functions();
+
     test_provider_init();
+    test_perf_counters();
 }
diff --git a/include/perflib.h b/include/perflib.h
index 27019bd842c..47b6bdefc84 100644
--- a/include/perflib.h
+++ b/include/perflib.h
@@ -90,6 +90,7 @@ ULONG WINAPI PerfStartProviderEx(GUID *, PERF_PROVIDER_CONTEXT *, HANDLE *);
 ULONG WINAPI PerfStopProvider(HANDLE);

ULONG WINAPI PerfCloseQueryHandle(HANDLE);
+ULONG WINAPI PerfOpenQueryHandle(const WCHAR *, HANDLE *);

#ifdef __cplusplus
 }       /* extern "C" */

[PATCH 3/4] advapi32: Add stub for PerfOpenQueryHandle().

[Paul Gofman]

From: Paul Gofman

---
 dlls/advapi32/advapi.c      | 10 ++++++++++
 dlls/advapi32/advapi32.spec |  2 +-
 dlls/advapi32/tests/perf.c  | 25 +++++++++++++++++++++++++
 include/perflib.h           | 14 ++++++++++++++
 4 files changed, 50 insertions(+), 1 deletion(-)

diff --git a/dlls/advapi32/advapi.c b/dlls/advapi32/advapi.c
index c3d2e2d00e7..ecef33561b8 100644
--- a/dlls/advapi32/advapi.c
+++ b/dlls/advapi32/advapi.c
@@ -331,3 +331,13 @@ ULONG WINAPI PerfOpenQueryHandle( const WCHAR *machine, HANDLE *query )

return ERROR_SUCCESS;
 }
+
+ULONG WINAPI PerfAddCounters( HANDLE query, PERF_COUNTER_IDENTIFIER *id, DWORD size )
+{
+    FIXME( "query %p, id %p, size %lu stub.\n", query, id, size );
+
+    if (!id || size < sizeof(*id) || id->Size < sizeof(*id)) return ERROR_INVALID_PARAMETER;
+
+    id->Status = ERROR_WMI_GUID_NOT_FOUND;
+    return ERROR_SUCCESS;
+}
diff --git a/dlls/advapi32/advapi32.spec b/dlls/advapi32/advapi32.spec
index d80b4d938f6..4009d33b5f8 100644
--- a/dlls/advapi32/advapi32.spec
+++ b/dlls/advapi32/advapi32.spec
@@ -553,7 +553,7 @@
 @ stdcall -ret64 -import OpenTraceW(ptr)
 # @ stub OperationEnd
 # @ stub OperationStart
-# @ stub PerfAddCounters
+@ stdcall PerfAddCounters(long ptr long)
 @ stdcall PerfCloseQueryHandle(long)
 @ stdcall -import PerfCreateInstance(long ptr wstr long)
 # @ stub PerfDecrementULongCounterValue
diff --git a/dlls/advapi32/tests/perf.c b/dlls/advapi32/tests/perf.c
index 2cd2a208677..bc8d0a71702 100644
--- a/dlls/advapi32/tests/perf.c
+++ b/dlls/advapi32/tests/perf.c
@@ -28,9 +28,12 @@

#include "wine/test.h"

+#include "initguid.h"
+
 #define DEFINE_FUNCTION(name) static typeof(name) *p##name;
 DEFINE_FUNCTION(PerfCloseQueryHandle);
 DEFINE_FUNCTION(PerfOpenQueryHandle);
+DEFINE_FUNCTION(PerfAddCounters);
 #undef DEFINE_FUNCTION

static void init_functions(void)
@@ -40,6 +43,7 @@ static void init_functions(void)
 #define GET_FUNCTION(name) p##name = (void *)GetProcAddress(hadvapi, #name)
     GET_FUNCTION(PerfCloseQueryHandle);
     GET_FUNCTION(PerfOpenQueryHandle);
+    GET_FUNCTION(PerfAddCounters);
 #undef GET_FUNCTION
 }

@@ -203,8 +207,12 @@ void test_provider_init(void)
     ok(!ret, "Got unexpected ret %lu.\n", ret);
 }

+DEFINE_GUID(TestCounterGUID, 0x12345678, 0x1234, 0x5678, 0x12, 0x34, 0x11, 0x11, 0x22, 0x22, 0x33, 0x33);
+
 static void test_perf_counters(void)
 {
+    char buffer[sizeof(PERF_COUNTER_IDENTIFIER) + 8];
+    PERF_COUNTER_IDENTIFIER *counter_id;
     HANDLE query;
     ULONG ret;

@@ -219,6 +227,23 @@ static void test_perf_counters(void)
     ret = pPerfOpenQueryHandle(NULL, &query);
     ok(!ret, "got ret %lu.\n", ret);

+    counter_id = (PERF_COUNTER_IDENTIFIER *)buffer;
+    memset(buffer, 0, sizeof(buffer));
+
+    counter_id->CounterSetGuid = TestCounterGUID;
+    counter_id->CounterId = PERF_WILDCARD_COUNTER;
+    counter_id->InstanceId = PERF_WILDCARD_COUNTER;
+
+    ret = pPerfAddCounters(query, counter_id, sizeof(*counter_id));
+    ok(ret == ERROR_INVALID_PARAMETER, "got ret %lu.\n", ret);
+
+    counter_id->Size = sizeof(*counter_id);
+    ret = pPerfAddCounters(query, counter_id, 8);
+    ok(ret == ERROR_INVALID_PARAMETER, "got ret %lu.\n", ret);
+    ret = pPerfAddCounters(query, counter_id, sizeof(*counter_id));
+    ok(!ret, "got ret %lu.\n", ret);
+    ok(counter_id->Status == ERROR_WMI_GUID_NOT_FOUND, "got Status %#lx.\n", counter_id->Status);
+
     ret = pPerfCloseQueryHandle(query);
     ok(!ret, "got ret %lu.\n", ret);
 }
diff --git a/include/perflib.h b/include/perflib.h
index 47b6bdefc84..ef2b6c6d832 100644
--- a/include/perflib.h
+++ b/include/perflib.h
@@ -81,6 +81,19 @@ typedef struct _PROVIDER_CONTEXT {
     LPVOID pMemContext;
 } PERF_PROVIDER_CONTEXT, * PPERF_PROVIDER_CONTEXT;

+typedef struct _PERF_COUNTER_IDENTIFIER {
+    GUID CounterSetGuid;
+    ULONG Status;
+    ULONG Size;
+    ULONG CounterId;
+    ULONG InstanceId;
+    ULONG Index;
+    ULONG Reserved;
+} PERF_COUNTER_IDENTIFIER, *PPERF_COUNTER_IDENTIFIER;
+
+#define PERF_WILDCARD_COUNTER  0xFFFFFFFF
+#define PERF_WILDCARD_INSTANCE L"*"
+
 PERF_COUNTERSET_INSTANCE WINAPI *PerfCreateInstance(HANDLE, const GUID *, const WCHAR *, ULONG);
 ULONG WINAPI PerfDeleteInstance(HANDLE, PERF_COUNTERSET_INSTANCE *);
 ULONG WINAPI PerfSetCounterRefValue(HANDLE, PERF_COUNTERSET_INSTANCE *, ULONG, void *);
@@ -89,6 +102,7 @@ ULONG WINAPI PerfStartProvider(GUID *, PERFLIBREQUEST, HANDLE *);
 ULONG WINAPI PerfStartProviderEx(GUID *, PERF_PROVIDER_CONTEXT *, HANDLE *);
 ULONG WINAPI PerfStopProvider(HANDLE);

+ULONG WINAPI PerfAddCounters(HANDLE, PERF_COUNTER_IDENTIFIER *, DWORD);
 ULONG WINAPI PerfCloseQueryHandle(HANDLE);
 ULONG WINAPI PerfOpenQueryHandle(const WCHAR *, HANDLE *);

[PATCH 3/4] advapi32: Add stub for PerfOpenQueryHandle().

[Zebediah Figura (she/her)]

On 9/12/22 20:09, Paul Gofman wrote:
> +ULONG WINAPI PerfAddCounters( HANDLE query, PERF_COUNTER_IDENTIFIER *id, DWORD size )
> +{
> - FIXME( "query %p, id %p, size %lu stub.\n", query, id, size );
> -
> - if (!id || size < sizeof(*id) || id->Size < sizeof(*id)) return ERROR_INVALID_PARAMETER;
> -
> - id->Status = ERROR_WMI_GUID_NOT_FOUND;
> - return ERROR_SUCCESS;
>
> +}

Looks like a copy-paste error in the title for this patch.

[PATCH 3/4] advapi32: Add stub for PerfOpenQueryHandle().

[Paul Gofman]

Indeed, thanks.
> On 12 Sep 2022, at 21:49, Zebediah Figura (she/her)  wrote:
>
> On 9/12/22 20:09, Paul Gofman wrote:
> > +ULONG WINAPI PerfAddCounters( HANDLE query, PERF_COUNTER_IDENTIFIER *id, DWORD size )
> > +{
> > - FIXME( "query %p, id %p, size %lu stub.\n", query, id, size );
> > -
> > - if (!id || size < sizeof(*id) || id->Size < sizeof(*id)) return ERROR_INVALID_PARAMETER;
> > -
> > - id->Status = ERROR_WMI_GUID_NOT_FOUND;
> > - return ERROR_SUCCESS;
> >
> > +}
>
> Looks like a copy-paste error in the title for this patch.

[PATCH 4/4] advapi32: Add stub for PerfQueryCounterData().

[Paul Gofman]

From: Paul Gofman

---
 dlls/advapi32/advapi.c      | 20 ++++++++++++++++
 dlls/advapi32/advapi32.spec |  2 +-
 dlls/advapi32/tests/perf.c  | 46 +++++++++++++++++++++++++++++++++++++
 include/perflib.h           | 10 ++++++++
 4 files changed, 77 insertions(+), 1 deletion(-)

diff --git a/dlls/advapi32/advapi.c b/dlls/advapi32/advapi.c
index ecef33561b8..6b3ffe2ea25 100644
--- a/dlls/advapi32/advapi.c
+++ b/dlls/advapi32/advapi.c
@@ -341,3 +341,23 @@ ULONG WINAPI PerfAddCounters( HANDLE query, PERF_COUNTER_IDENTIFIER *id, DWORD s
     id->Status = ERROR_WMI_GUID_NOT_FOUND;
     return ERROR_SUCCESS;
 }
+
+ULONG WINAPI PerfQueryCounterData( HANDLE query, PERF_DATA_HEADER *data, DWORD data_size, DWORD *size_needed )
+{
+    FIXME( "query %p, data %p, data_size %lu, size_needed %p stub.\n", query, data, data_size, size_needed );
+
+    if (!size_needed) return ERROR_INVALID_PARAMETER;
+
+    *size_needed = sizeof(PERF_DATA_HEADER);
+
+    if (!data || data_size < sizeof(PERF_DATA_HEADER)) return ERROR_NOT_ENOUGH_MEMORY;
+
+    data->dwTotalSize = sizeof(PERF_DATA_HEADER);
+    data->dwNumCounters = 0;
+    QueryPerformanceCounter( (LARGE_INTEGER *)&data->PerfTimeStamp );
+    QueryPerformanceFrequency( (LARGE_INTEGER *)&data->PerfFreq );
+    GetSystemTimeAsFileTime( (FILETIME *)&data->PerfTime100NSec );
+    FileTimeToSystemTime( (FILETIME *)&data->PerfTime100NSec, &data->SystemTime );
+
+    return ERROR_SUCCESS;
+}
diff --git a/dlls/advapi32/advapi32.spec b/dlls/advapi32/advapi32.spec
index 4009d33b5f8..b69186d07a7 100644
--- a/dlls/advapi32/advapi32.spec
+++ b/dlls/advapi32/advapi32.spec
@@ -565,7 +565,7 @@
 # @ stub PerfIncrementULongCounterValue
 # @ stub PerfIncrementULongLongCounterValue
 @ stdcall PerfOpenQueryHandle(wstr ptr)
-# @ stub PerfQueryCounterData
+@ stdcall PerfQueryCounterData(long ptr long ptr)
 # @ stub PerfQueryCounterInfo
 # @ stub PerfQueryCounterSetRegistrationInfo
 # @ stub PerfQueryInstance
diff --git a/dlls/advapi32/tests/perf.c b/dlls/advapi32/tests/perf.c
index bc8d0a71702..34b6e952842 100644
--- a/dlls/advapi32/tests/perf.c
+++ b/dlls/advapi32/tests/perf.c
@@ -25,6 +25,7 @@
 #include "winerror.h"
 #include "perflib.h"
 #include "winperf.h"
+#include "winternl.h"

#include "wine/test.h"

@@ -34,6 +35,7 @@
 DEFINE_FUNCTION(PerfCloseQueryHandle);
 DEFINE_FUNCTION(PerfOpenQueryHandle);
 DEFINE_FUNCTION(PerfAddCounters);
+DEFINE_FUNCTION(PerfQueryCounterData);
 #undef DEFINE_FUNCTION

static void init_functions(void)
@@ -44,6 +46,7 @@ static void init_functions(void)
     GET_FUNCTION(PerfCloseQueryHandle);
     GET_FUNCTION(PerfOpenQueryHandle);
     GET_FUNCTION(PerfAddCounters);
+    GET_FUNCTION(PerfQueryCounterData);
 #undef GET_FUNCTION
 }

@@ -209,11 +212,19 @@ void test_provider_init(void)

DEFINE_GUID(TestCounterGUID, 0x12345678, 0x1234, 0x5678, 0x12, 0x34, 0x11, 0x11, 0x22, 0x22, 0x33, 0x33);

+static ULONG64 trunc_nttime_ms(ULONG64 t)
+{
+    return (t / 10000) * 10000;
+}
+
 static void test_perf_counters(void)
 {
+    LARGE_INTEGER freq, qpc1, qpc2, nttime1, nttime2, systime;
     char buffer[sizeof(PERF_COUNTER_IDENTIFIER) + 8];
     PERF_COUNTER_IDENTIFIER *counter_id;
+    PERF_DATA_HEADER dh;
     HANDLE query;
+    DWORD size;
     ULONG ret;

if (!pPerfOpenQueryHandle)
@@ -244,6 +255,41 @@ static void test_perf_counters(void)
     ok(!ret, "got ret %lu.\n", ret);
     ok(counter_id->Status == ERROR_WMI_GUID_NOT_FOUND, "got Status %#lx.\n", counter_id->Status);

+    ret = pPerfQueryCounterData(query, NULL, 0, NULL);
+    ok(ret == ERROR_INVALID_PARAMETER, "got ret %lu.\n", ret);
+
+    size = 0xdeadbeef;
+    ret = pPerfQueryCounterData(query, NULL, 0, &size);
+    ok(ret == ERROR_NOT_ENOUGH_MEMORY, "got ret %lu.\n", ret);
+    ok(size == sizeof(dh), "got size %lu.\n", size);
+
+    ret = pPerfQueryCounterData(query, &dh, sizeof(dh), NULL);
+    ok(ret == ERROR_INVALID_PARAMETER, "got ret %lu.\n", ret);
+
+    QueryPerformanceFrequency(&freq);
+    QueryPerformanceCounter(&qpc1);
+    NtQuerySystemTime(&nttime1);
+
+    size = 0xdeadbeef;
+    ret = pPerfQueryCounterData(query, &dh, sizeof(dh), &size);
+    QueryPerformanceCounter(&qpc2);
+    NtQuerySystemTime(&nttime2);
+    SystemTimeToFileTime(&dh.SystemTime, (FILETIME *)&systime);
+    ok(!ret, "got ret %lu.\n", ret);
+    ok(size == sizeof(dh), "got size %lu.\n", size);
+    ok(dh.dwTotalSize == sizeof(dh), "got dwTotalSize %lu.\n", dh.dwTotalSize);
+    ok(!dh.dwNumCounters, "got dwNumCounters %lu.\n", dh.dwNumCounters);
+    ok(dh.PerfFreq == freq.QuadPart, "got PerfFreq %I64u.\n", dh.PerfFreq);
+    ok(dh.PerfTimeStamp >= qpc1.QuadPart && dh.PerfTimeStamp <= qpc2.QuadPart,
+            "got PerfTimeStamp %I64u, qpc1 %I64u, qpc2 %I64u.\n",
+            dh.PerfTimeStamp, qpc1.QuadPart, qpc2.QuadPart);
+    ok(dh.PerfTime100NSec >= nttime1.QuadPart && dh.PerfTime100NSec <= nttime2.QuadPart,
+            "got PerfTime100NSec %I64u, nttime1 %I64u, nttime2 %I64u.\n",
+            dh.PerfTime100NSec, nttime1.QuadPart, nttime2.QuadPart);
+    ok(systime.QuadPart >= trunc_nttime_ms(nttime1.QuadPart) && systime.QuadPart <= trunc_nttime_ms(nttime2.QuadPart),
+            "got systime %I64u, nttime1 %I64u, nttime2 %I64u, %d.\n",
+            systime.QuadPart, nttime1.QuadPart, nttime2.QuadPart, dh.SystemTime.wMilliseconds);
+
     ret = pPerfCloseQueryHandle(query);
     ok(!ret, "got ret %lu.\n", ret);
 }
diff --git a/include/perflib.h b/include/perflib.h
index ef2b6c6d832..232ac308fce 100644
--- a/include/perflib.h
+++ b/include/perflib.h
@@ -94,6 +94,15 @@ typedef struct _PERF_COUNTER_IDENTIFIER {
 #define PERF_WILDCARD_COUNTER  0xFFFFFFFF
 #define PERF_WILDCARD_INSTANCE L"*"

+typedef struct _PERF_DATA_HEADER {
+    ULONG dwTotalSize;
+    ULONG dwNumCounters;
+    LONGLONG PerfTimeStamp;
+    LONGLONG PerfTime100NSec;
+    LONGLONG PerfFreq;
+    SYSTEMTIME SystemTime;
+} PERF_DATA_HEADER, *PPERF_DATA_HEADER;
+
 PERF_COUNTERSET_INSTANCE WINAPI *PerfCreateInstance(HANDLE, const GUID *, const WCHAR *, ULONG);
 ULONG WINAPI PerfDeleteInstance(HANDLE, PERF_COUNTERSET_INSTANCE *);
 ULONG WINAPI PerfSetCounterRefValue(HANDLE, PERF_COUNTERSET_INSTANCE *, ULONG, void *);
@@ -105,6 +114,7 @@ ULONG WINAPI PerfStopProvider(HANDLE);
 ULONG WINAPI PerfAddCounters(HANDLE, PERF_COUNTER_IDENTIFIER *, DWORD);
 ULONG WINAPI PerfCloseQueryHandle(HANDLE);
 ULONG WINAPI PerfOpenQueryHandle(const WCHAR *, HANDLE *);
+ULONG WINAPI PerfQueryCounterData(HANDLE, PERF_DATA_HEADER *, DWORD, DWORD *);

#ifdef __cplusplus
 }       /* extern "C" */