From 08dd311f5dc735c595d39faf2e6f7e2810bb79a9 Mon Sep 17 00:00:00 2001
From: lgao4 <lgao4@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 11 Oct 2010 06:26:52 +0000
Subject: Sync EDKII BaseTools to BaseTools project r2065.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10915 6f19259b-4bc3-4df7-8a09-765794883524
---
 BaseTools/Source/Python/Common/String.py | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'BaseTools/Source/Python/Common/String.py')

diff --git a/BaseTools/Source/Python/Common/String.py b/BaseTools/Source/Python/Common/String.py
index 283e913b3b..195fa5c6ca 100644
--- a/BaseTools/Source/Python/Common/String.py
+++ b/BaseTools/Source/Python/Common/String.py
@@ -23,6 +23,9 @@ import EdkLogger as EdkLogger
 from GlobalData import *
 from BuildToolError import *
 
+gHexVerPatt = re.compile('0x[a-f0-9]{4}[a-f0-9]{4}$',re.IGNORECASE)
+gHumanReadableVerPatt = re.compile(r'([1-9][0-9]*|0)\.[0-9]{1,2}$')
+
 ## GetSplitValueList
 #
 # Get a value list from a string with multiple values splited with SplitTag
@@ -377,6 +380,34 @@ def GetDefineValue(String, Key, CommentCharacter):
     String = CleanString(String)
     return String[String.find(Key + ' ') + len(Key + ' ') : ]
 
+## GetHexVerValue
+#
+# Get a Hex Version Value
+#
+# @param VerString:         The version string to be parsed
+#
+#
+# @retval:      If VerString is incorrectly formatted, return "None" which will break the build.
+#               If VerString is correctly formatted, return a Hex value of the Version Number (0xmmmmnnnn)
+#                   where mmmm is the major number and nnnn is the adjusted minor number.
+#
+def GetHexVerValue(VerString):
+    VerString = CleanString(VerString)
+
+    if gHumanReadableVerPatt.match(VerString):
+        ValueList = VerString.split('.')
+        Major = ValueList[0]
+        Minor = ValueList[1]
+        if len(Minor) == 1:
+            Minor += '0'
+        DeciValue = (int(Major) << 16) + int(Minor);
+        return "0x%08x"%DeciValue
+    elif gHexVerPatt.match(VerString):
+        return VerString
+    else:
+        return None
+
+
 ## GetSingleValueOfKeyFromLines
 #
 # Parse multiple strings as below to get value of each definition line
-- 
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