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132 lines
4.8 KiB
C#
132 lines
4.8 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : CID.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Device structures decoders.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Decodes SecureDigital CID.
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//
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// --[ License ] --------------------------------------------------------------
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2025 Natalia Portillo
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// ****************************************************************************/
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using System;
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using System.Diagnostics.CodeAnalysis;
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using System.Text;
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using Aaru.Helpers;
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namespace Aaru.Decoders.SecureDigital;
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[SuppressMessage("ReSharper", "InconsistentNaming")]
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[SuppressMessage("ReSharper", "MemberCanBeInternal")]
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[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
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public class CID
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{
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public string ApplicationID;
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public byte CRC;
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public byte Manufacturer;
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public ushort ManufacturingDate;
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public string ProductName;
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public byte ProductRevision;
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public uint ProductSerialNumber;
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}
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[SuppressMessage("ReSharper", "InconsistentNaming")]
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[SuppressMessage("ReSharper", "MemberCanBeInternal")]
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[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
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[SuppressMessage("ReSharper", "UnusedMember.Global")]
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public static partial class Decoders
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{
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public static CID DecodeCID(uint[] response)
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{
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if(response?.Length != 4) return null;
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var data = new byte[16];
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byte[] tmp = BitConverter.GetBytes(response[0]);
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Array.Copy(tmp, 0, data, 0, 4);
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tmp = BitConverter.GetBytes(response[1]);
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Array.Copy(tmp, 0, data, 4, 4);
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tmp = BitConverter.GetBytes(response[2]);
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Array.Copy(tmp, 0, data, 8, 4);
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tmp = BitConverter.GetBytes(response[3]);
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Array.Copy(tmp, 0, data, 12, 4);
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return DecodeCID(data);
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}
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public static CID DecodeCID(byte[] response)
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{
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if(response?.Length != 16) return null;
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var cid = new CID
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{
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Manufacturer = response[0],
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ProductRevision = response[8],
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ProductSerialNumber = Swapping.Swap(BitConverter.ToUInt32(response, 9)),
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ManufacturingDate = (ushort)(((response[13] & 0x0F) << 8) + response[14]),
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CRC = (byte)((response[15] & 0xFE) >> 1)
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};
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var tmp = new byte[2];
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Array.Copy(response, 1, tmp, 0, 2);
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cid.ApplicationID = StringHandlers.CToString(tmp);
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tmp = new byte[5];
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Array.Copy(response, 3, tmp, 0, 5);
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cid.ProductName = StringHandlers.CToString(tmp);
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return cid;
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}
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public static string PrettifyCID(CID cid)
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{
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if(cid == null) return null;
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var sb = new StringBuilder();
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sb.AppendLine(Localization.SecureDigital_Device_Identification_Register);
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sb.AppendFormat(Localization.Manufacturer_0, VendorString.Prettify(cid.Manufacturer)).AppendLine();
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sb.AppendFormat(Localization.Application_ID_0, cid.ApplicationID).AppendLine();
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sb.AppendFormat(Localization.Product_name_0, cid.ProductName).AppendLine();
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sb.AppendFormat(Localization.Product_revision_0_1,
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(cid.ProductRevision & 0xF0) >> 4,
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cid.ProductRevision & 0x0F)
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.AppendLine();
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sb.AppendFormat(Localization.Product_serial_number_0, cid.ProductSerialNumber).AppendLine();
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sb.AppendFormat(Localization.Device_manufactured_month_0_of_1,
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(cid.ManufacturingDate & 0xF00) >> 8,
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(cid.ManufacturingDate & 0xFF) + 2000)
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.AppendLine();
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sb.AppendFormat(Localization.CID_CRC_0, cid.CRC).AppendLine();
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return sb.ToString();
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}
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public static string PrettifyCID(uint[] response) => PrettifyCID(DecodeCID(response));
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public static string PrettifyCID(byte[] response) => PrettifyCID(DecodeCID(response));
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} |