From f4b07ee8eceb1d85b2bfd521462d010db00bee29 Mon Sep 17 00:00:00 2001
From: Greg Smith <codedonewell@gmail.com>
Date: Mon, 19 Nov 2018 07:13:50 +1100
Subject: [PATCH] kernel32: Ignore FileIoPriorityHintInfo in
 SetFileInformationByHandle().

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=46130
Signed-off-by: Greg Smith <codedonewell@gmail.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/kernel32/file.c       |  5 +++--
 dlls/kernel32/tests/file.c | 23 +++++++++++++++++++++++
 dlls/ntdll/file.c          | 12 ++++++++++++
 3 files changed, 38 insertions(+), 2 deletions(-)

diff --git a/dlls/kernel32/file.c b/dlls/kernel32/file.c
index eeccf67e15e..3214d724cbb 100644
--- a/dlls/kernel32/file.c
+++ b/dlls/kernel32/file.c
@@ -1103,7 +1103,6 @@ BOOL WINAPI SetFileInformationByHandle( HANDLE file, FILE_INFO_BY_HANDLE_CLASS c
     case FileStreamInfo:
     case FileIdBothDirectoryInfo:
     case FileIdBothDirectoryRestartInfo:
-    case FileIoPriorityHintInfo:
     case FileFullDirectoryInfo:
     case FileFullDirectoryRestartInfo:
     case FileStorageInfo:
@@ -1118,7 +1117,9 @@ BOOL WINAPI SetFileInformationByHandle( HANDLE file, FILE_INFO_BY_HANDLE_CLASS c
     case FileDispositionInfo:
         status = NtSetInformationFile( file, &io, info, size, FileDispositionInformation );
         break;
-
+    case FileIoPriorityHintInfo:
+        status = NtSetInformationFile( file, &io, info, size, FileIoPriorityHintInformation );
+        break;
     case FileStandardInfo:
     case FileCompressionInfo:
     case FileAttributeTagInfo:
diff --git a/dlls/kernel32/tests/file.c b/dlls/kernel32/tests/file.c
index 168bdd5e7b4..d1b76bb7111 100644
--- a/dlls/kernel32/tests/file.c
+++ b/dlls/kernel32/tests/file.c
@@ -4914,6 +4914,7 @@ static void test_SetFileInformationByHandle(void)
     FILE_STANDARD_INFO stdinfo = { {{0}},{{0}},0,FALSE,FALSE };
     FILE_COMPRESSION_INFO compressinfo;
     FILE_DISPOSITION_INFO dispinfo;
+    DECLSPEC_ALIGN(8) FILE_IO_PRIORITY_HINT_INFO hintinfo;
     char tempFileName[MAX_PATH];
     char tempPath[MAX_PATH];
     HANDLE file;
@@ -4950,6 +4951,28 @@ static void test_SetFileInformationByHandle(void)
     ret = pSetFileInformationByHandle(file, FileAttributeTagInfo, &fileattrinfo, sizeof(fileattrinfo));
     ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER, "got %d, error %d\n", ret, GetLastError());
 
+    SetLastError(0xdeadbeef);
+    hintinfo.PriorityHint = MaximumIoPriorityHintType;
+    ret = pSetFileInformationByHandle(file, FileIoPriorityHintInfo, &hintinfo, sizeof(hintinfo));
+    ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER, "got %d, error %d\n", ret, GetLastError());
+
+    hintinfo.PriorityHint = IoPriorityHintNormal;
+    ret = pSetFileInformationByHandle(file, FileIoPriorityHintInfo, &hintinfo, sizeof(hintinfo));
+    ok(ret, "setting FileIoPriorityHintInfo got %d, error %d\n", ret, GetLastError());
+
+    hintinfo.PriorityHint = IoPriorityHintVeryLow;
+    ret = pSetFileInformationByHandle(file, FileIoPriorityHintInfo, &hintinfo, sizeof(hintinfo));
+    ok(ret, "setting FileIoPriorityHintInfo got %d, error %d\n", ret, GetLastError());
+
+    SetLastError(0xdeadbeef);
+    ret = pSetFileInformationByHandle(file, FileIoPriorityHintInfo, &hintinfo, sizeof(hintinfo) - 1);
+    ok(!ret && GetLastError() == ERROR_BAD_LENGTH, "got %d, error %d\n", ret, GetLastError());
+
+    SetLastError(0xdeadbeef);
+    hintinfo.PriorityHint = IoPriorityHintVeryLow - 1;
+    ret = pSetFileInformationByHandle(file, FileIoPriorityHintInfo, &hintinfo, sizeof(hintinfo));
+    ok(!ret && GetLastError() == ERROR_INVALID_PARAMETER, "got %d, error %d\n", ret, GetLastError());
+
     memset(&protinfo, 0, sizeof(protinfo));
     protinfo.StructureVersion = 1;
     protinfo.StructureSize = sizeof(protinfo);
diff --git a/dlls/ntdll/file.c b/dlls/ntdll/file.c
index 7c8b8edc1e8..a43fe71108d 100644
--- a/dlls/ntdll/file.c
+++ b/dlls/ntdll/file.c
@@ -2671,6 +2671,18 @@ NTSTATUS WINAPI NtSetInformationFile(HANDLE handle, PIO_STATUS_BLOCK io,
             io->u.Status = STATUS_INFO_LENGTH_MISMATCH;
         break;
 
+    case FileIoPriorityHintInformation:
+        if (len >= sizeof(FILE_IO_PRIORITY_HINT_INFO))
+        {
+            FILE_IO_PRIORITY_HINT_INFO *info = ptr;
+            if (info->PriorityHint < MaximumIoPriorityHintType)
+                TRACE( "ignoring FileIoPriorityHintInformation %u\n", info->PriorityHint );
+            else
+                io->u.Status = STATUS_INVALID_PARAMETER;
+        }
+        else io->u.Status = STATUS_INFO_LENGTH_MISMATCH;
+        break;
+
     case FileAllInformation:
         io->u.Status = STATUS_INVALID_INFO_CLASS;
         break;