[RTL] SAL-annotate RtlUnicodeStringToCountedOemString

Brought to you by Hermès

sdk/include/ndk/rtlfuncs.h

@@ -1879,13 +1879,18 @@ RtlUnicodeStringToOemString(
     BOOLEAN AllocateDestinationString
 );
 
+_IRQL_requires_max_(PASSIVE_LEVEL)
+_Must_inspect_result_
 NTSYSAPI
 NTSTATUS
 NTAPI
 RtlUnicodeStringToCountedOemString(
-    _Inout_ POEM_STRING OemDest,
+    _When_(AllocateDestinationString, _Out_ _At_(DestinationString->Buffer, __drv_allocatesMem(Mem)))
-    _In_ PCUNICODE_STRING UniSource,
+    _When_(!AllocateDestinationString, _Inout_)
-    _In_ BOOLEAN AllocateDestinationString);
+        POEM_STRING DestinationString,
+    _In_ PCUNICODE_STRING SourceString,
+    _In_ BOOLEAN AllocateDestinationString
+);
 
 NTSYSAPI
 NTSTATUS

sdk/lib/rtl/unicode.c

@@ -1784,14 +1784,18 @@ RtlHashUnicodeString(
  *
  * NOTES
  *  Same as RtlUnicodeStringToOemString but doesn't write terminating null
- *  Does a partial copy if the dest buffer is too small
  */
+_IRQL_requires_max_(PASSIVE_LEVEL)
+_Must_inspect_result_
+NTSYSAPI
 NTSTATUS
 NTAPI
 RtlUnicodeStringToCountedOemString(
-    IN OUT POEM_STRING OemDest,
+    _When_(AllocateDestinationString, _Out_ _At_(DestinationString->Buffer, __drv_allocatesMem(Mem)))
-    IN PCUNICODE_STRING UniSource,
+    _When_(!AllocateDestinationString, _Inout_)
-    IN BOOLEAN AllocateDestinationString)
+        POEM_STRING OemDest,
+    _In_ PCUNICODE_STRING UniSource,
+    _In_ BOOLEAN AllocateDestinationString)
 {
     NTSTATUS Status;
     ULONG Length;