private void ComputeCICType() { Byte[] bootcodeBuffer = new Byte[Size]; using (MemoryStream ms = new MemoryStream(bootcodeBuffer)) { CopyCode(ms); } Crc32HashAlgorithm alg = new Crc32HashAlgorithm(); alg.Initialize(); alg.ComputeHash(bootcodeBuffer); switch (alg.CrcValue) { case 0x6170A4A1: m_CICType = CICKeyType.CIC_X101; break; case 0x90BB6CB5: m_CICType = CICKeyType.CIC_X102; break; case 0x0B050EE0: m_CICType = CICKeyType.CIC_X103; break; case 0x98BC2C86: m_CICType = CICKeyType.CIC_X105; break; case 0xACC8580A: m_CICType = CICKeyType.CIC_X106; break; default: m_CICType = CICKeyType.Unknown; break; } m_BootChecksum = alg.CrcValue; #if DEBUG /* For future of converting the bootcode hashcodes to MD5 */ MD5 md5 = MD5.Create(); md5.Initialize(); md5.ComputeHash(bootcodeBuffer); StringBuilder sb = new StringBuilder(); foreach (Byte b in md5.Hash) { sb.AppendFormat("{0:X2}", b); } Debug.WriteLine(String.Format("MD5 Checksum for CIC Type ({0}): {1}", m_CICType, sb.ToString())); #endif }
private void ComputeCICType() { Byte[] bootcodeBuffer = new Byte[Size]; using (MemoryStream ms = new MemoryStream(bootcodeBuffer)) { CopyCode(ms); } Crc32HashAlgorithm alg = new Crc32HashAlgorithm(); alg.Initialize(); alg.ComputeHash(bootcodeBuffer); switch (alg.CrcValue) { case 0x6170A4A1: m_CICType = CICKeyType.CIC_X101; break; case 0x90BB6CB5: m_CICType = CICKeyType.CIC_X102; break; case 0x0B050EE0: m_CICType = CICKeyType.CIC_X103; break; case 0x98BC2C86: m_CICType = CICKeyType.CIC_X105; break; case 0xACC8580A: m_CICType = CICKeyType.CIC_X106; break; default: m_CICType = CICKeyType.Unknown; break; } m_BootChecksum = alg.CrcValue; #if DEBUG /* For future of converting the bootcode hashcodes to MD5 */ MD5 md5 = MD5.Create(); md5.Initialize(); md5.ComputeHash(bootcodeBuffer); StringBuilder sb = new StringBuilder(); foreach (Byte b in md5.Hash) { sb.AppendFormat("{0:X2}", b); } Debug.WriteLine(String.Format("MD5 Checksum for CIC Type ({0}): {1}", m_CICType, sb.ToString())); #endif }