[PATCH 3/5] kernelbase: Move FlsFree() implementation to ntdll.RtlFlsFree().

[Paul Gofman]

Signed-off-by: Paul Gofman 
---
 dlls/kernel32/tests/fiber.c |  8 ++++++--
 dlls/kernelbase/thread.c    | 15 +--------------
 dlls/ntdll/ntdll.spec       |  1 +
 dlls/ntdll/thread.c         | 24 +++++++++++++++++++++++-
 include/winternl.h          |  1 +
 5 files changed, 32 insertions(+), 17 deletions(-)

diff --git a/dlls/kernel32/tests/fiber.c b/dlls/kernel32/tests/fiber.c
index b058dae7491..0304dcfcde0 100644
--- a/dlls/kernel32/tests/fiber.c
+++ b/dlls/kernel32/tests/fiber.c
@@ -38,7 +38,7 @@ static BOOL (WINAPI *pFlsFree)(DWORD);
 static PVOID (WINAPI *pFlsGetValue)(DWORD);
 static BOOL (WINAPI *pFlsSetValue)(DWORD,PVOID);
 static NTSTATUS (WINAPI *pRtlFlsAlloc)(PFLS_CALLBACK_FUNCTION,DWORD*);
-
+static NTSTATUS (WINAPI *pRtlFlsFree)(ULONG);
 static void *fibers[3];
 static BYTE testparam = 185;
 static DWORD fls_index_to_set = FLS_OUT_OF_INDEXES;
@@ -69,6 +69,7 @@ static VOID init_funcs(void)

#define X(f) p##f = (void*)GetProcAddress(hntdll, #f);
     X(RtlFlsAlloc);
+    X(RtlFlsFree);
 #undef X

}
@@ -218,7 +219,10 @@ static void test_FiberLocalStorage(void)
         ok(count && (count <= 127 || (count > 4000 && count < 4096)), "Got unexpected count %u.\n", count);

for (i = 0; i < count; ++i)
-            pFlsFree(fls_indices[i]);
+        {
+            status = pRtlFlsFree(fls_indices[i]);
+            ok(!status, "Got unexpected status %#x.\n", status);
+        }
     }
     else
     {
diff --git a/dlls/kernelbase/thread.c b/dlls/kernelbase/thread.c
index bdc7502632b..2f304a06e9e 100644
--- a/dlls/kernelbase/thread.c
+++ b/dlls/kernelbase/thread.c
@@ -1082,20 +1082,7 @@ DWORD WINAPI DECLSPEC_HOTPATCH FlsAlloc( PFLS_CALLBACK_FUNCTION callback )
  */
 BOOL WINAPI DECLSPEC_HOTPATCH FlsFree( DWORD index )
 {
-    BOOL ret;
-
-    RtlAcquirePebLock();
-    ret = RtlAreBitsSet( NtCurrentTeb()->Peb->FlsBitmap, index, 1 );
-    if (ret) RtlClearBits( NtCurrentTeb()->Peb->FlsBitmap, index, 1 );
-    if (ret)
-    {
-        /* FIXME: call Fls callback */
-        /* FIXME: add equivalent of ThreadZeroTlsCell here */
-        if (NtCurrentTeb()->FlsSlots) NtCurrentTeb()->FlsSlots[index] = 0;
-    }
-    else SetLastError( ERROR_INVALID_PARAMETER );
-    RtlReleasePebLock();
-    return ret;
+    return set_ntstatus( RtlFlsFree( index ));
 }

diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec
index aac2af26f36..5cf7e31b01e 100644
--- a/dlls/ntdll/ntdll.spec
+++ b/dlls/ntdll/ntdll.spec
@@ -667,6 +667,7 @@
 @ stdcall RtlFirstEntrySList(ptr)
 @ stdcall RtlFirstFreeAce(ptr ptr)
 @ stdcall RtlFlsAlloc(ptr ptr)
+@ stdcall RtlFlsFree(long)
 @ stub RtlFlushPropertySet
 # @ stub RtlFlushSecureMemoryCache
 @ stdcall RtlFormatCurrentUserKeyPath(ptr)
diff --git a/dlls/ntdll/thread.c b/dlls/ntdll/thread.c
index f277a52dc06..bbec1f98728 100644
--- a/dlls/ntdll/thread.c
+++ b/dlls/ntdll/thread.c
@@ -256,7 +256,7 @@ TEB_ACTIVE_FRAME * WINAPI RtlGetFrame(void)
 /***********************************************************************
  *              RtlFlsAlloc  (NTDLL.@)
  */
-NTSTATUS WINAPI DECLSPEC_HOTPATCH RtlFlsAlloc( PFLS_CALLBACK_FUNCTION callback, DWORD *ret_index )
+NTSTATUS WINAPI DECLSPEC_HOTPATCH RtlFlsAlloc( PFLS_CALLBACK_FUNCTION callback, ULONG *ret_index )
 {
     PEB * const peb = NtCurrentTeb()->Peb;
     NTSTATUS status = STATUS_NO_MEMORY;
@@ -289,3 +289,25 @@ NTSTATUS WINAPI DECLSPEC_HOTPATCH RtlFlsAlloc( PFLS_CALLBACK_FUNCTION callback,
         *ret_index = index;
     return status;
 }
+
+
+/***********************************************************************
+ *              RtlFlsFree   (NTDLL.@)
+ */
+NTSTATUS WINAPI DECLSPEC_HOTPATCH RtlFlsFree( ULONG index )
+{
+    NTSTATUS status;
+
+    RtlAcquirePebLock();
+    if (RtlAreBitsSet( NtCurrentTeb()->Peb->FlsBitmap, index, 1 ))
+    {
+        RtlClearBits( NtCurrentTeb()->Peb->FlsBitmap, index, 1 );
+        /* FIXME: call Fls callback */
+        /* FIXME: add equivalent of ThreadZeroTlsCell here */
+        if (NtCurrentTeb()->FlsSlots) NtCurrentTeb()->FlsSlots[index] = 0;
+        status = STATUS_SUCCESS;
+    }
+    else status = STATUS_INVALID_PARAMETER;
+    RtlReleasePebLock();
+    return status;
+}
diff --git a/include/winternl.h b/include/winternl.h
index ba9d9442590..117d34bbfdf 100644
--- a/include/winternl.h
+++ b/include/winternl.h
@@ -3372,6 +3372,7 @@ NTSYSAPI ULONG     WINAPI RtlFindSetBitsAndClear(PRTL_BITMAP,ULONG,ULONG);
 NTSYSAPI ULONG     WINAPI RtlFindSetRuns(PCRTL_BITMAP,PRTL_BITMAP_RUN,ULONG,BOOLEAN);
 NTSYSAPI BOOLEAN   WINAPI RtlFirstFreeAce(PACL,PACE_HEADER *);
 NTSYSAPI NTSTATUS  WINAPI RtlFlsAlloc(PFLS_CALLBACK_FUNCTION,ULONG *);
+NTSYSAPI NTSTATUS  WINAPI RtlFlsFree(ULONG);
 NTSYSAPI NTSTATUS  WINAPI RtlFormatCurrentUserKeyPath(PUNICODE_STRING);
 NTSYSAPI NTSTATUS  WINAPI RtlFormatMessage(LPCWSTR,ULONG,BOOLEAN,BOOLEAN,BOOLEAN,__ms_va_list *,LPWSTR,ULONG,ULONG*);
 NTSYSAPI NTSTATUS  WINAPI RtlFormatMessageEx(LPCWSTR,ULONG,BOOLEAN,BOOLEAN,BOOLEAN,__ms_va_list *,LPWSTR,ULONG,ULONG*,ULONG);