Add N3DS builder

BurnOutSharp.Models/N3DS/Cart.cs

@@ -0,0 +1,18 @@
+namespace BurnOutSharp.Models.N3DS
+{
+    /// <summary>
+    /// Represents a 3DS cart image
+    /// </summary>
+    public class Cart
+    {
+        /// <summary>
+        /// 3DS cart header
+        /// </summary>
+        public NCSDHeader Header { get; set; }
+
+        /// <summary>
+        /// NCCH partitions
+        /// </summary>
+        public NCCHHeader[] Partitions { get; set; }
+    }
+}

BurnOutSharp.Models/N3DS/NCCHHeader.cs

@@ -44,7 +44,7 @@
         /// <summary>
         /// Program ID
         /// </summary>
-        public ulong ProgramId;
+        public byte[] ProgramId;
 
         /// <summary>
         /// Reserved

BurnOutSharp.Models/N3DS/NCSDHeader.cs

@@ -18,6 +18,11 @@
         /// </summary>
         public byte[] RSA2048Signature;
 
+        /// <summary>
+        /// Magic Number 'NCSD'
+        /// </summary>
+        public string MagicNumber;
+
         /// <summary>
         /// Size of the NCSD image, in media units (1 media unit = 0x200 bytes)
         /// </summary>