From 79773b08aa5ad9a210463a0a448ad9c392e87da6 Mon Sep 17 00:00:00 2001
From: bird_egop <sampletext32@bk.ru>
Date: Sat, 12 Apr 2025 18:01:43 +0300
Subject: [PATCH] Move Is64Bit method from OptionalHeaderParser to
 OptionalHeader class

---
 X86Disassembler/PE/OptionalHeader.cs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/X86Disassembler/PE/OptionalHeader.cs b/X86Disassembler/PE/OptionalHeader.cs
index ca44156..2ac889b 100644
--- a/X86Disassembler/PE/OptionalHeader.cs
+++ b/X86Disassembler/PE/OptionalHeader.cs
@@ -5,6 +5,10 @@ namespace X86Disassembler.PE
     /// </summary>
     public class OptionalHeader
     {
+        // Optional Header Magic values
+        private const ushort PE32_MAGIC = 0x10B;           // 32-bit executable
+        private const ushort PE32PLUS_MAGIC = 0x20B;       // 64-bit executable
+        
         // Standard fields
         public ushort Magic;                  // Magic number (PE32 or PE32+)
         public byte MajorLinkerVersion;       // Major linker version
@@ -40,6 +44,15 @@ namespace X86Disassembler.PE
         public uint NumberOfRvaAndSizes;      // Number of RVA and sizes
         
         public DataDirectory[] DataDirectories; // Data directories
+        
+        /// <summary>
+        /// Determines if the PE file is 64-bit based on the Magic value
+        /// </summary>
+        /// <returns>True if the PE file is 64-bit, false otherwise</returns>
+        public bool Is64Bit()
+        {
+            return Magic == PE32PLUS_MAGIC;
+        }
     }
     
     /// <summary>