[PATCH 3/4] kernelbase: Forward thread priority boost functions to ntdll.

[Nikolay Sivov]

From: Nikolay Sivov

Signed-off-by: Nikolay Sivov 
---
 dlls/kernelbase/thread.c |  5 ++---
 dlls/ntdll/unix/thread.c | 16 ++++++++++++++--
 dlls/wow64/process.c     |  2 ++
 3 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/dlls/kernelbase/thread.c b/dlls/kernelbase/thread.c
index a817609a385..be3d38c04ff 100644
--- a/dlls/kernelbase/thread.c
+++ b/dlls/kernelbase/thread.c
@@ -286,8 +286,7 @@ INT WINAPI DECLSPEC_HOTPATCH GetThreadPriority( HANDLE thread )
  */
 BOOL WINAPI DECLSPEC_HOTPATCH GetThreadPriorityBoost( HANDLE thread, BOOL *state )
 {
-    if (state) *state = FALSE;
-    return TRUE;
+    return set_ntstatus( NtQueryInformationThread( thread, ThreadPriorityBoost, state, sizeof(*state), NULL ));
 }

@@ -568,7 +567,7 @@ BOOL WINAPI DECLSPEC_HOTPATCH SetThreadPriority( HANDLE thread, INT priority )
  */
 BOOL WINAPI DECLSPEC_HOTPATCH SetThreadPriorityBoost( HANDLE thread, BOOL disable )
 {
-    return TRUE;
+    return set_ntstatus( NtSetInformationThread( thread, ThreadPriorityBoost, &disable, sizeof(disable) ));
 }

diff --git a/dlls/ntdll/unix/thread.c b/dlls/ntdll/unix/thread.c
index 05c575cfdaa..d56962e1721 100644
--- a/dlls/ntdll/unix/thread.c
+++ b/dlls/ntdll/unix/thread.c
@@ -2177,6 +2177,16 @@ NTSTATUS WINAPI NtQueryInformationThread( HANDLE handle, THREADINFOCLASS class,
         if (ret_len) *ret_len = sizeof(BOOLEAN);
         return STATUS_SUCCESS;

+    case ThreadPriorityBoost:
+    {
+        DWORD *value = data;
+
+        if (length != sizeof(ULONG)) return STATUS_INFO_LENGTH_MISMATCH;
+        if (ret_len) *ret_len = sizeof(ULONG);
+        *value = 0;
+        return STATUS_SUCCESS;
+    }
+
     case ThreadIdealProcessor:
     case ThreadEnableAlignmentFaultFixup:
         return STATUS_INVALID_INFO_CLASS;
@@ -2187,7 +2197,6 @@ NTSTATUS WINAPI NtQueryInformationThread( HANDLE handle, THREADINFOCLASS class,
     case ThreadEventPair_Reusable:
     case ThreadZeroTlsCell:
     case ThreadPerformanceCount:
-    case ThreadPriorityBoost:
     case ThreadSetTlsArrayAddress:
     default:
         FIXME( "info class %d not supported yet\n", class );
@@ -2389,6 +2398,10 @@ NTSTATUS WINAPI NtSetInformationThread( HANDLE handle, THREADINFOCLASS class,
         return STATUS_SUCCESS;
     }

+    case ThreadPriorityBoost:
+        WARN("Unimplemented class ThreadPriorityBoost.\n");
+        return STATUS_SUCCESS;
+
     case ThreadBasicInformation:
     case ThreadTimes:
     case ThreadPriority:
@@ -2396,7 +2409,6 @@ NTSTATUS WINAPI NtSetInformationThread( HANDLE handle, THREADINFOCLASS class,
     case ThreadEventPair_Reusable:
     case ThreadPerformanceCount:
     case ThreadAmILastThread:
-    case ThreadPriorityBoost:
     case ThreadSetTlsArrayAddress:
     case ThreadIsIoPending:
     default:
diff --git a/dlls/wow64/process.c b/dlls/wow64/process.c
index 61ecc68724c..97dbfdef761 100644
--- a/dlls/wow64/process.c
+++ b/dlls/wow64/process.c
@@ -899,6 +899,7 @@ NTSTATUS WINAPI wow64_NtQueryInformationThread( UINT *args )
     case ThreadIsIoPending:  /* ULONG */
     case ThreadHideFromDebugger:  /* BOOLEAN */
     case ThreadSuspendCount:  /* ULONG */
+    case ThreadPriorityBoost:   /* ULONG */
         /* FIXME: check buffer alignment */
         return NtQueryInformationThread( handle, class, ptr, len, retlen );

@@ -1163,6 +1164,7 @@ NTSTATUS WINAPI wow64_NtSetInformationThread( UINT *args )
     case ThreadEnableAlignmentFaultFixup:   /* BOOLEAN */
     case ThreadPowerThrottlingState:  /* THREAD_POWER_THROTTLING_STATE */
     case ThreadIdealProcessor:   /* ULONG */
+    case ThreadPriorityBoost:   /* ULONG */
         return NtSetInformationThread( handle, class, ptr, len );

case ThreadImpersonationToken:   /* HANDLE */