public JTNE_0x82 Deserialize(ReadOnlySpan <byte> bytes, out int readSize) { int offset = 0; JTNE_0x82 jTNE_0x82 = new JTNE_0x82(); jTNE_0x82.ControlTime = JTNEBinaryExtensions.ReadDateTime6Little(bytes, ref offset); jTNE_0x82.ParamID = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset);//参数ID if (JTNE_0x82_Body.JTNE_0x82Method.TryGetValue(jTNE_0x82.ParamID, out Type type)) { int readSubBodySize = 0; jTNE_0x82.Parameter = JTNEFormatterResolverExtensions.JTNEDynamicDeserialize(JTNEFormatterExtensions.GetFormatter(type), bytes.Slice(offset), out readSubBodySize); offset = offset + readSubBodySize; } readSize = offset; return(jTNE_0x82); }
public JTNE_0x81 Deserialize(ReadOnlySpan <byte> bytes, out int readSize) { int offset = 0; JTNE_0x81 jTNE_0X81 = new JTNE_0x81(); jTNE_0X81.OperateTime = JTNEBinaryExtensions.ReadDateTime6Little(bytes, ref offset); jTNE_0X81.ParamNum = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset); for (int i = 0; i < jTNE_0X81.ParamNum; i++) { var paramId = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset);//参数ID int readSubBodySize = 0; if (JTNE_0x81_Body.JTNE_0x81Method.TryGetValue(paramId, out Type type)) { ReadOnlySpan <byte> readOnlySpan = new ReadOnlySpan <byte>(); if (JTNE_0x81_Body.JTNE_0x81LengthOfADependOnValueOfB.TryGetValue(paramId, out byte dependOnParamId)) { var length = jTNE_0X81.ParamList.FirstOrDefault(m => m.ParamId == dependOnParamId).ParamLength; int tempOffset = 0; int lengthVal = JTNEBinaryExtensions.ReadByteLittle(bytes.Slice(offset - length - 1, length), ref tempOffset); readOnlySpan = bytes.Slice(offset, lengthVal); } else { readOnlySpan = bytes.Slice(offset); } if (jTNE_0X81.ParamList != null) { jTNE_0X81.ParamList.Add(JTNEFormatterResolverExtensions.JTNEDynamicDeserialize(JTNEFormatterExtensions.GetFormatter(type), readOnlySpan, out readSubBodySize)); } else { jTNE_0X81.ParamList = new List <JTNE_0x81_Body> { JTNEFormatterResolverExtensions.JTNEDynamicDeserialize(JTNEFormatterExtensions.GetFormatter(type), readOnlySpan, out readSubBodySize) }; } } offset = offset + readSubBodySize; } readSize = offset; return(jTNE_0X81); }
public JTNE_0x02 Deserialize(ReadOnlySpan <byte> bytes, out int readSize) { int offset = 0, bodyReadSize = 0; JTNE_0x02 jTNE_0X02 = new JTNE_0x02(); jTNE_0X02.Values = new Dictionary <byte, JTNE_0x02_Body>(); jTNE_0X02.CusotmValues = new Dictionary <byte, byte[]>(); while (offset < bytes.Length) { byte typeCode = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset); if (JTNE_0x02_Body.TypeCodes.TryGetValue(typeCode, out Type jTNE_0x02_BodyImpl)) { var bodyImplFormatter = JTNEFormatterExtensions.GetFormatter(jTNE_0x02_BodyImpl); //从类型编码开始取 offset - 1 var bodyData = JTNEFormatterResolverExtensions.JTNEDynamicDeserialize(bodyImplFormatter, bytes.Slice(offset - 1), out bodyReadSize); jTNE_0X02.Values.Add(typeCode, bodyData); offset += bodyReadSize - 1; } else if (JTNE_0x02_CustomBody.CustomTypeCodes.TryGetValue(typeCode, out Type jTNE_0x02_CustomBodyImpl)) { int length = JTNEBinaryExtensions.ReadUInt16Little(bytes, ref offset); //从类型编码开始取 offset - 1 - 2 //1:类型编码 //2:自定义数据长度 byte[] customBodyData = bytes.Slice(offset - 1 - 2, length + 1 + 2).ToArray(); jTNE_0X02.CusotmValues.Add(typeCode, customBodyData); offset += customBodyData.Length - 1 - 2; } else { offset += bodyReadSize; break; } } readSize = offset; return(jTNE_0X02); }
public static dynamic Deserialize(ReadOnlySpan <byte> bytes, Type type) { var formatter = JTNEFormatterExtensions.GetFormatter(type); return(JTNEFormatterResolverExtensions.JTNEDynamicDeserialize(formatter, bytes, out int readSize)); }
public JTNEPackage Deserialize(ReadOnlySpan <byte> bytes, out int readSize) { int offset = 0; // 1.进行固定头校验 if (bytes[offset] != JTNEPackage.BeginFlag && bytes[offset + 1] == JTNEPackage.BeginFlag) { throw new JTNEException(JTNEErrorCode.BeginFlagError, $"{bytes[offset]},{bytes[offset + 1]}"); } // 2.进行BCC校验码 // 校验位 = 报文长度 - 最后一位(校验位) if (!JTNEGlobalConfigs.Instance.SkipCRCCode) { byte bCCCode = bytes[bytes.Length - 1]; byte bCCCode2 = bytes.ToXor(2, bytes.Length - 1); if (bCCCode != bCCCode2) { throw new JTNEException(JTNEErrorCode.BCCCodeError, $"request:{bCCCode}!=calculate:{bCCCode2}"); } } JTNEPackage jTNEPackage = new JTNEPackage(); offset += 2; // 3.命令标识 jTNEPackage.MsgId = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset); // 4.应答标识 jTNEPackage.AskId = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset); // 5.VIN jTNEPackage.VIN = JTNEBinaryExtensions.ReadStringLittle(bytes, ref offset, 17); // 6.数据加密方式 jTNEPackage.EncryptMethod = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset); // 7.数据单元长度是数据单元的总字节数 jTNEPackage.DataUnitLength = JTNEBinaryExtensions.ReadUInt16Little(bytes, ref offset); // 8.数据体 // 8.1.根据数据加密方式进行解码 // 8.2.解析出对应数据体 if (jTNEPackage.DataUnitLength > 0) { Type jTNEBodiesImplType = JTNEMsgIdFactory.GetBodiesImplTypeByMsgId(jTNEPackage.MsgId); if (jTNEBodiesImplType != null) { int bodyReadSize = 0; try { if (jTNEPackage.EncryptMethod == 0x01) { jTNEPackage.Bodies = JTNEFormatterResolverExtensions.JTNEDynamicDeserialize( JTNEFormatterExtensions.GetFormatter(jTNEBodiesImplType), bytes.Slice(offset, jTNEPackage.DataUnitLength), out bodyReadSize); } else { if (JTNEGlobalConfigs.Instance.DataBodiesEncrypt != null) { var data = JTNEGlobalConfigs.Instance.DataBodiesEncrypt(jTNEPackage.EncryptMethod) .Decrypt(bytes.Slice(offset, jTNEPackage.DataUnitLength).ToArray()); jTNEPackage.Bodies = JTNEFormatterResolverExtensions.JTNEDynamicDeserialize( JTNEFormatterExtensions.GetFormatter(jTNEBodiesImplType), data, out bodyReadSize); } } } catch (Exception ex) { throw new JTNEException(JTNEErrorCode.BodiesParseError, ex); } offset += bodyReadSize; } } // 9.校验码 jTNEPackage.BCCCode = JTNEBinaryExtensions.ReadByteLittle(bytes, ref offset); readSize = offset; return(jTNEPackage); }