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* [PATCH] ShellPkg: Increase PcdShellPrintBufferSize from UINT16 to UINT32
@ 2023-06-06  6:02 Giri Mudusuru
  2023-06-08  1:25 ` Gao, Zhichao
  0 siblings, 1 reply; 2+ messages in thread
From: Giri Mudusuru @ 2023-06-06  6:02 UTC (permalink / raw)
  To: devel; +Cc: Giri Mudusuru, Ray Ni, Zhichao Gao, Andrew Fish

Increase max buffer size to support more than 64K.

Signed-off-by: Giri Mudusuru <girim@apple.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Zhichao Gao <zhichao.gao@intel.com>
Cc: Andrew Fish <afish@apple.com>
---
 ShellPkg/Application/Shell/Shell.c           |  5 +++--
 ShellPkg/Library/UefiShellLib/UefiShellLib.c | 19 ++++++++++---------
 ShellPkg/ShellPkg.dec                        |  4 ++--
 3 files changed, 15 insertions(+), 13 deletions(-)

diff --git a/ShellPkg/Application/Shell/Shell.c b/ShellPkg/Application/Shell/Shell.c
index f95c799bb2..01b4e37871 100644
--- a/ShellPkg/Application/Shell/Shell.c
+++ b/ShellPkg/Application/Shell/Shell.c
@@ -4,8 +4,9 @@
   Copyright (c) 2009 - 2019, Intel Corporation. All rights reserved.<BR>
   (C) Copyright 2013-2014 Hewlett-Packard Development Company, L.P.<BR>
   Copyright 2015-2018 Dell Technologies.<BR>
-  SPDX-License-Identifier: BSD-2-Clause-Patent
+  Copyright (C) 2023, Apple Inc. All rights reserved.<BR>
 
+  SPDX-License-Identifier: BSD-2-Clause-Patent
 **/
 
 #include "Shell.h"
@@ -2944,7 +2945,7 @@ RunScriptFileHandle (
   ASSERT (!ShellCommandGetScriptExit ());
 
   PreScriptEchoState = ShellCommandGetEchoState ();
-  PrintBuffSize      = PcdGet16 (PcdShellPrintBufferSize);
+  PrintBuffSize      = PcdGet32 (PcdShellPrintBufferSize);
 
   NewScriptFile = (SCRIPT_FILE *)AllocateZeroPool (sizeof (SCRIPT_FILE));
   if (NewScriptFile == NULL) {
diff --git a/ShellPkg/Library/UefiShellLib/UefiShellLib.c b/ShellPkg/Library/UefiShellLib/UefiShellLib.c
index a72767bd86..746c9ccece 100644
--- a/ShellPkg/Library/UefiShellLib/UefiShellLib.c
+++ b/ShellPkg/Library/UefiShellLib/UefiShellLib.c
@@ -4,8 +4,9 @@
   (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
   Copyright 2016-2018 Dell Technologies.<BR>
   Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>
-  SPDX-License-Identifier: BSD-2-Clause-Patent
+  Copyright (C) 2023, Apple Inc. All rights reserved.<BR>
 
+  SPDX-License-Identifier: BSD-2-Clause-Patent
 **/
 
 #include "UefiShellLib.h"
@@ -2952,8 +2953,8 @@ InternalShellPrintWorker (
   CHAR16      *mPostReplaceFormat;
   CHAR16      *mPostReplaceFormat2;
 
-  mPostReplaceFormat  = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));
-  mPostReplaceFormat2 = AllocateZeroPool (PcdGet16 (PcdShellPrintBufferSize));
+  mPostReplaceFormat  = AllocateZeroPool (PcdGet32 (PcdShellPrintBufferSize));
+  mPostReplaceFormat2 = AllocateZeroPool (PcdGet32 (PcdShellPrintBufferSize));
 
   if ((mPostReplaceFormat == NULL) || (mPostReplaceFormat2 == NULL)) {
     SHELL_FREE_NON_NULL (mPostReplaceFormat);
@@ -2967,21 +2968,21 @@ InternalShellPrintWorker (
   //
   // Back and forth each time fixing up 1 of our flags...
   //
-  Status = ShellCopySearchAndReplace (Format, mPostReplaceFormat, PcdGet16 (PcdShellPrintBufferSize), L"%N", L"%%N", FALSE, FALSE);
+  Status = ShellCopySearchAndReplace (Format, mPostReplaceFormat, PcdGet32 (PcdShellPrintBufferSize), L"%N", L"%%N", FALSE, FALSE);
   ASSERT_EFI_ERROR (Status);
-  Status = ShellCopySearchAndReplace (mPostReplaceFormat, mPostReplaceFormat2, PcdGet16 (PcdShellPrintBufferSize), L"%E", L"%%E", FALSE, FALSE);
+  Status = ShellCopySearchAndReplace (mPostReplaceFormat, mPostReplaceFormat2, PcdGet32 (PcdShellPrintBufferSize), L"%E", L"%%E", FALSE, FALSE);
   ASSERT_EFI_ERROR (Status);
-  Status = ShellCopySearchAndReplace (mPostReplaceFormat2, mPostReplaceFormat, PcdGet16 (PcdShellPrintBufferSize), L"%H", L"%%H", FALSE, FALSE);
+  Status = ShellCopySearchAndReplace (mPostReplaceFormat2, mPostReplaceFormat, PcdGet32 (PcdShellPrintBufferSize), L"%H", L"%%H", FALSE, FALSE);
   ASSERT_EFI_ERROR (Status);
-  Status = ShellCopySearchAndReplace (mPostReplaceFormat, mPostReplaceFormat2, PcdGet16 (PcdShellPrintBufferSize), L"%B", L"%%B", FALSE, FALSE);
+  Status = ShellCopySearchAndReplace (mPostReplaceFormat, mPostReplaceFormat2, PcdGet32 (PcdShellPrintBufferSize), L"%B", L"%%B", FALSE, FALSE);
   ASSERT_EFI_ERROR (Status);
-  Status = ShellCopySearchAndReplace (mPostReplaceFormat2, mPostReplaceFormat, PcdGet16 (PcdShellPrintBufferSize), L"%V", L"%%V", FALSE, FALSE);
+  Status = ShellCopySearchAndReplace (mPostReplaceFormat2, mPostReplaceFormat, PcdGet32 (PcdShellPrintBufferSize), L"%V", L"%%V", FALSE, FALSE);
   ASSERT_EFI_ERROR (Status);
 
   //
   // Use the last buffer from replacing to print from...
   //
-  UnicodeVSPrint (mPostReplaceFormat2, PcdGet16 (PcdShellPrintBufferSize), mPostReplaceFormat, Marker);
+  UnicodeVSPrint (mPostReplaceFormat2, PcdGet32 (PcdShellPrintBufferSize), mPostReplaceFormat, Marker);
 
   if ((Col != -1) && (Row != -1)) {
     Status = gST->ConOut->SetCursorPosition (gST->ConOut, Col, Row);
diff --git a/ShellPkg/ShellPkg.dec b/ShellPkg/ShellPkg.dec
index 2ebea0a261..18df262106 100644
--- a/ShellPkg/ShellPkg.dec
+++ b/ShellPkg/ShellPkg.dec
@@ -4,9 +4,9 @@
 # (C) Copyright 2013-2014 Hewlett-Packard Development Company, L.P.<BR>
 # Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
 # Copyright (c) 2016 - 2018, ARM Limited. All rights reserved.<BR>
+# Copyright (C) 2023, Apple Inc. All rights reserved.<BR>
 #
 # SPDX-License-Identifier: BSD-2-Clause-Patent
-#
 ##
 
 [Defines]
@@ -84,7 +84,7 @@
   gEfiShellPkgTokenSpaceGuid.PcdShellLibAutoInitialize|TRUE|BOOLEAN|0x00000005
 
   ## This is the max buffer for ShellLib and internal Shell printings.
-  gEfiShellPkgTokenSpaceGuid.PcdShellPrintBufferSize|16000|UINT16|0x0000000C
+  gEfiShellPkgTokenSpaceGuid.PcdShellPrintBufferSize|16000|UINT32|0x0000000C
 
   ## This flag is used to control the commands available in the shell
   gEfiShellPkgTokenSpaceGuid.PcdShellSupportLevel|3|UINT8|0x00000001
-- 
2.39.2 (Apple Git-144)


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2023-06-06  6:02 [PATCH] ShellPkg: Increase PcdShellPrintBufferSize from UINT16 to UINT32 Giri Mudusuru
2023-06-08  1:25 ` Gao, Zhichao

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