Move all files into project subdirectory

Aaru.Helpers/CHS.cs

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+// /***************************************************************************
+// Aaru Data Preservation Suite
+// ----------------------------------------------------------------------------
+//
+// Filename       : CHS.cs
+// Author(s)      : Natalia Portillo <claunia@claunia.com>
+//
+// Component      : Helpers.
+//
+// --[ Description ] ----------------------------------------------------------
+//
+//     Helpers for CHS<->LBA conversions
+//
+// --[ License ] --------------------------------------------------------------
+//
+//     This library is free software; you can redistribute it and/or modify
+//     it under the terms of the GNU Lesser General Public License as
+//     published by the Free Software Foundation; either version 2.1 of the
+//     License, or (at your option) any later version.
+//
+//     This library is distributed in the hope that it will be useful, but
+//     WITHOUT ANY WARRANTY; without even the implied warranty of
+//     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+//     Lesser General Public License for more details.
+//
+//     You should have received a copy of the GNU Lesser General Public
+//     License along with this library; if not, see <http://www.gnu.org/licenses/>.
+//
+// ----------------------------------------------------------------------------
+// Copyright © 2011-2023 Natalia Portillo
+// ****************************************************************************/
+
+namespace Aaru.Helpers;
+
+/// <summary>Helper operations to work with CHS values</summary>
+public static class CHS
+{
+    /// <summary>Converts a CHS position to a LBA one</summary>
+    /// <param name="cyl">Cylinder</param>
+    /// <param name="head">Head</param>
+    /// <param name="sector">Sector</param>
+    /// <param name="maxHead">Number of heads</param>
+    /// <param name="maxSector">Number of sectors per track</param>
+    /// <returns></returns>
+    public static uint ToLBA(uint cyl, uint head, uint sector, uint maxHead, uint maxSector) =>
+        maxHead == 0 || maxSector == 0
+            ? (cyl * 16      + head) * 63        + sector - 1
+            : (cyl * maxHead + head) * maxSector + sector - 1;
+}