BaseTools/BinToPcd: Fix Python 2.7.x compatibility issue

[mirror_edk2.git] / Nt32Pkg / WinNtBlockIoDxe / WinNtBlockIo.c

diff --git a/Nt32Pkg/WinNtBlockIoDxe/WinNtBlockIo.c b/Nt32Pkg/WinNtBlockIoDxe/WinNtBlockIo.c
index 291f7a08e2ec582160192cfe7ee1012246075651..f9f286705f7d54772339562bbb10bed28ef3a8f7 100644 (file)
--- a/Nt32Pkg/WinNtBlockIoDxe/WinNtBlockIo.c
+++ b/Nt32Pkg/WinNtBlockIoDxe/WinNtBlockIo.c
@@ -1,7 +1,7 @@
 /**@file\r
 \r
-Copyright (c) 2006 - 2007, Intel Corporation\r
-All rights reserved. This program and the accompanying materials\r
+Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>\r
+This program and the accompanying materials\r
 are licensed and made available under the terms and conditions of the BSD License\r
 which accompanies this distribution.  The full text of the license may be found at\r
 http://opensource.org/licenses/bsd-license.php\r
@@ -529,7 +529,7 @@ Returns:
   BlockIo = &Private->BlockIo;\r
   BlockIo->Revision = EFI_BLOCK_IO_PROTOCOL_REVISION;\r
   BlockIo->Media = &Private->Media;\r
-  BlockIo->Media->BlockSize = Private->BlockSize;\r
+  BlockIo->Media->BlockSize = (UINT32)Private->BlockSize;\r
   BlockIo->Media->LastBlock = Private->NumberOfBlocks - 1;\r
   BlockIo->Media->MediaId = 0;;\r
 \r
@@ -626,10 +626,10 @@ Returns:
   //\r
   Private->NtHandle = Private->WinNtThunk->CreateFile (\r
                                             Private->Filename,\r
-                                            Private->ReadMode,\r
-                                            Private->ShareMode,\r
+                                            (DWORD)Private->ReadMode,\r
+                                            (DWORD)Private->ShareMode,\r
                                             NULL,\r
-                                            Private->OpenMode,\r
+                                            (DWORD)Private->OpenMode,\r
                                             0,\r
                                             NULL\r
                                             );\r
@@ -658,7 +658,7 @@ Returns:
   Status = SetFilePointer64 (Private, 0, &FileSize, FILE_END);\r
 \r
   if (EFI_ERROR (Status)) {\r
-    FileSize = MultU64x32 (Private->NumberOfBlocks, Private->BlockSize);\r
+    FileSize = MultU64x32 (Private->NumberOfBlocks, (UINT32)Private->BlockSize);\r
     if (Private->DeviceType == EfiWinNtVirtualDisks) {\r
       DEBUG ((EFI_D_ERROR, "PlOpenBlock: Could not get filesize of %s\n", Private->Filename));\r
       Status = EFI_UNSUPPORTED;\r
@@ -667,10 +667,10 @@ Returns:
   }\r
 \r
   if (Private->NumberOfBlocks == 0) {\r
-    Private->NumberOfBlocks = DivU64x32 (FileSize, Private->BlockSize);\r
+    Private->NumberOfBlocks = DivU64x32 (FileSize, (UINT32)Private->BlockSize);\r
   }\r
 \r
-  EndOfFile = MultU64x32 (Private->NumberOfBlocks, Private->BlockSize);\r
+  EndOfFile = MultU64x32 (Private->NumberOfBlocks, (UINT32)Private->BlockSize);\r
 \r
   if (FileSize != EndOfFile) {\r
     //\r
@@ -832,7 +832,7 @@ Returns:
     return EFI_MEDIA_CHANGED;\r
   }\r
 \r
-  if ((UINT32) Buffer % Private->Media.IoAlign != 0) {\r
+  if ((UINTN) Buffer % Private->Media.IoAlign != 0) {\r
     return EFI_INVALID_PARAMETER;\r
   }\r
 \r
@@ -858,7 +858,7 @@ Returns:
   //\r
   // Seek to End of File\r
   //\r
-  DistanceToMove = MultU64x32 (Lba, BlockSize);\r
+  DistanceToMove = MultU64x32 (Lba, (UINT32)BlockSize);\r
   Status = SetFilePointer64 (Private, DistanceToMove, &DistanceMoved, FILE_BEGIN);\r
 \r
   if (EFI_ERROR (Status)) {\r
@@ -972,8 +972,10 @@ WinNtBlockIoWriteBlocks (
   WIN_NT_BLOCK_IO_PRIVATE *Private;\r
   UINTN                   BytesWritten;\r
   BOOL                    Flag;\r
+  BOOL                    Locked;\r
   EFI_STATUS              Status;\r
   EFI_TPL                 OldTpl;\r
+  UINTN                   BytesReturned;\r
 \r
   OldTpl = gBS->RaiseTPL (TPL_CALLBACK);\r
 \r
@@ -984,7 +986,24 @@ WinNtBlockIoWriteBlocks (
     goto Done;\r
   }\r
 \r
+  //\r
+  // According the Windows requirement, first need to lock the volume before \r
+  // write to it.\r
+  //\r
+  if (Private->DeviceType == EfiWinNtPhysicalDisks) {\r
+    Locked = Private->WinNtThunk->DeviceIoControl (Private->NtHandle, FSCTL_LOCK_VOLUME, NULL, 0, NULL, 0, &BytesReturned, NULL);\r
+    if (Locked == 0) {\r
+      DEBUG ((EFI_D_INIT, "ReadBlocks: Lock volume failed. (%d)\n", Private->WinNtThunk->GetLastError ()));\r
+      Status = WinNtBlockIoError (Private);\r
+      goto Done;\r
+    }\r
+  } else {\r
+    Locked = 0;\r
+  }\r
   Flag = Private->WinNtThunk->WriteFile (Private->NtHandle, Buffer, (DWORD) BufferSize, (LPDWORD) &BytesWritten, NULL);\r
+  if (Locked != 0) {\r
+    Private->WinNtThunk->DeviceIoControl (Private->NtHandle, FSCTL_UNLOCK_VOLUME, NULL, 0, NULL, 0, &BytesReturned, NULL);\r
+  }\r
   if (!Flag || (BytesWritten != BufferSize)) {\r
     DEBUG ((EFI_D_INIT, "ReadBlocks: WriteFile failed. (%d)\n", Private->WinNtThunk->GetLastError ()));\r
     Status = WinNtBlockIoError (Private);\r