From 98ff65045e7b6f6cda3bec644b5da4fd61bdf57a Mon Sep 17 00:00:00 2001
From: Mounir IDRASSI <mounir.idrassi@idrix.fr>
Date: Wed, 2 May 2018 19:59:50 +0200
Subject: Windows: Support machines without "EFI\Boot" folder for EFI system
 encryption (e.g. Windows LTSB). Compatibility enhancements for EFI system
 encryption.

---
 src/Common/Dlgcode.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'src/Common/Dlgcode.c')

diff --git a/src/Common/Dlgcode.c b/src/Common/Dlgcode.c
index 00e1558f..7d2fffba 100644
--- a/src/Common/Dlgcode.c
+++ b/src/Common/Dlgcode.c
@@ -13643,3 +13643,22 @@ BOOL GetSetupconfigLocation (wchar_t* path, DWORD cchSize)
 
 	return bResult;
 }
+
+BOOL BufferHasPattern (const unsigned char* buffer, size_t bufferLen, const void* pattern, size_t patternLen)
+{
+	BOOL bRet = FALSE;
+	if (patternLen <= bufferLen)
+	{
+		size_t i;
+		for (i = 0; i <= (bufferLen - patternLen); ++i)
+		{
+			if (memcmp (&buffer[i], pattern, patternLen) == 0)
+			{
+				bRet = TRUE;
+				break;
+			}
+		}
+	}
+
+	return bRet;
+}
-- 
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