From 47f15da16053f031bcf7c50f6960bd0f6c83d2db Mon Sep 17 00:00:00 2001
From: Hess Chen <hesheng.chen@intel.com>
Date: Mon, 15 Oct 2018 16:29:09 +0800
Subject: BaseTools/EOT: Change to call a program instead of calling Python
 API.

Update the EOT tool to call the program itself instead of calling the Python API when parsing FV images.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Hess Chen <hesheng.chen@intel.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>
Acked-by: Jaben Carsey <jaben.carsey@intel.com>
---
 BaseTools/Source/Python/Eot/Parser.py | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

(limited to 'BaseTools/Source/Python/Eot/Parser.py')

diff --git a/BaseTools/Source/Python/Eot/Parser.py b/BaseTools/Source/Python/Eot/Parser.py
index e01a9770be..673088d41d 100644
--- a/BaseTools/Source/Python/Eot/Parser.py
+++ b/BaseTools/Source/Python/Eot/Parser.py
@@ -2,7 +2,7 @@
 # This file is used to define common parsing related functions used in parsing
 # Inf/Dsc/Makefile process
 #
-# Copyright (c) 2008 - 2014, Intel Corporation. All rights reserved.<BR>
+# Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<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
@@ -25,6 +25,32 @@ from . import EotGlobalData
 from Common.StringUtils import GetSplitList
 from Common.LongFilePathSupport import OpenLongFilePath as open
 
+import subprocess
+
+## DeCompress
+#
+# Call external decompress tool to decompress the fv section
+#
+def DeCompress(Method, Input):
+    # Write the input to a temp file
+    open('_Temp.bin', 'wb').write(Input)
+    cmd = ''
+    if Method == 'Lzma':
+        cmd = r'LzmaCompress -o _New.bin -d _Temp.bin'
+    if Method == 'Efi':
+        cmd = r'TianoCompress -d --uefi -o _New.bin _Temp.bin'
+    if Method == 'Framework':
+        cmd = r'TianoCompress -d -o _New.bin _Temp.bin'
+
+    # Call tool to create the decompressed output file
+    Process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
+    Process.communicate()[0]
+
+    # Return the beffer of New.bin
+    if os.path.exists('_New.bin'):
+        return open('_New.bin', 'rb').read()
+
+
 ## PreProcess() method
 #
 #  Pre process a file
-- 
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