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ShellPkg/Shell: Update CRC32 in the EFI System Table header 

Update CRC32 in the EFI System Table header after shell changes the
value of gST->ConsoleOutHandle and gST->ConOut

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Cinnamon Shia <cinnamon.shia@hpe.com>
Reviewed-By: Tapan Shah <tapandshah@hpe.com>
Reviewed-By: Jaben Carsey <Jaben.carsey@intel.com>
This commit is contained in:
Cinnamon Shia 2016-10-03 09:37:17 -07:00 committed by Jaben Carsey
parent ed72804638
commit 8550b5f081
1 changed files with 20 additions and 0 deletions
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20
ShellPkg/Application/Shell/ConsoleLogger.c
View File

@ -3,6 +3,7 @@
(C) Copyright 2013 Hewlett-Packard Development Company, L.P.<BR>
Copyright (c) 2009 - 2015, Intel Corporation. All rights reserved.<BR>
(C) Copyright 2016 Hewlett-Packard Development Company, L.P.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@ -91,6 +92,15 @@ ConsoleLoggerInstall(
gST->ConsoleOutHandle = gImageHandle;
gST->ConOut = &(*ConsoleInfo)->OurConOut;
//
// Update the CRC32 in the EFI System Table header
//
gST->Hdr.CRC32 = 0;
gBS->CalculateCrc32 (
(UINT8 *)&gST->Hdr,
gST->Hdr.HeaderSize,
&gST->Hdr.CRC32
);
return (Status);
}
@ -126,6 +136,16 @@ ConsoleLoggerUninstall(
gST->ConsoleOutHandle = ConsoleInfo->OldConHandle;
gST->ConOut = ConsoleInfo->OldConOut;
//
// Update the CRC32 in the EFI System Table header
//
gST->Hdr.CRC32 = 0;
gBS->CalculateCrc32 (
(UINT8 *)&gST->Hdr,
gST->Hdr.HeaderSize,
&gST->Hdr.CRC32
);
return (gBS->UninstallProtocolInterface(gImageHandle, &gEfiSimpleTextOutProtocolGuid, (VOID*)&ConsoleInfo->OurConOut));
}