diff --git a/src/JT809.Protocol.Benchmark/JT809SerializerContext.cs b/src/JT809.Protocol.Benchmark/JT809SerializerContext.cs index 37492c8..040d128 100644 --- a/src/JT809.Protocol.Benchmark/JT809SerializerContext.cs +++ b/src/JT809.Protocol.Benchmark/JT809SerializerContext.cs @@ -50,7 +50,7 @@ namespace JT809.Protocol.Benchmark MsgSN = 1666, EncryptKey = 9999, EncryptFlag = JT809Header_Encrypt.None, - Version = new JT809Header_Version(1, 0, 0), + Version = "010000", BusinessType = JT809Enums.JT809BusinessType.从链路报警信息交互消息, MsgGNSSCENTERID = 20180920, }; diff --git a/src/JT809.Protocol.Extensions.DependencyInjection.Test/JT809.Protocol.Extensions.DependencyInjection.Test.csproj b/src/JT809.Protocol.Extensions.DependencyInjection.Test/JT809.Protocol.Extensions.DependencyInjection.Test.csproj new file mode 100644 index 0000000..87d789f --- /dev/null +++ b/src/JT809.Protocol.Extensions.DependencyInjection.Test/JT809.Protocol.Extensions.DependencyInjection.Test.csproj @@ -0,0 +1,27 @@ + + + + Exe + netcoreapp2.1 + 7.3 + + + + + + + + + + + + + + + + + Always + + + + diff --git a/src/JT809.Protocol.Extensions.DependencyInjection.Test/Program.cs b/src/JT809.Protocol.Extensions.DependencyInjection.Test/Program.cs new file mode 100644 index 0000000..63b1994 --- /dev/null +++ b/src/JT809.Protocol.Extensions.DependencyInjection.Test/Program.cs @@ -0,0 +1,27 @@ +using JT809.Protocol.Extensions.DependencyInjection.Options; +using Microsoft.Extensions.Configuration; +using Microsoft.Extensions.DependencyInjection; +using Microsoft.Extensions.Hosting; +using System; +using System.Threading.Tasks; + +namespace JT809.Protocol.Extensions.DependencyInjection.Test +{ + class Program + { + static async Task Main(string[] args) + { + var serverHostBuilder = new HostBuilder() + .ConfigureAppConfiguration((hostingContext, config) => + { + config.SetBasePath(AppDomain.CurrentDomain.BaseDirectory); + config.AddJsonFile("appsettings.json", optional: false, reloadOnChange: true); + }) + .ConfigureServices((hostContext, services) => + { + services.AddJT809Configure(hostContext.Configuration.GetSection("JT809Options")); + }); + await serverHostBuilder.RunConsoleAsync(); + } + } +} diff --git a/src/JT809.Protocol.Extensions.DependencyInjection.Test/appsettings.json b/src/JT809.Protocol.Extensions.DependencyInjection.Test/appsettings.json new file mode 100644 index 0000000..726373d --- /dev/null +++ b/src/JT809.Protocol.Extensions.DependencyInjection.Test/appsettings.json @@ -0,0 +1,29 @@ +{ + "Logging": { + "IncludeScopes": false, + "Debug": { + "LogLevel": { + "Default": "Trace" + } + }, + "Console": { + "LogLevel": { + "Default": "Trace" + } + } + }, + "JT809Options": { + "HeaderOptions": { + "MsgGNSSCENTERID": 20181012, + "EncryptFlag": "None", + "EncryptKey": 9999, + "Version": "1.0.0" + }, + "EncryptOptions": { + "M1": 0, + "IA1": 0, + "IC1": 0, + "Key": 0 + } + } +} diff --git a/src/JT809.Protocol.Extensions.DependencyInjection/DependencyInjectionExtensions.cs b/src/JT809.Protocol.Extensions.DependencyInjection/DependencyInjectionExtensions.cs new file mode 100644 index 0000000..458b219 --- /dev/null +++ b/src/JT809.Protocol.Extensions.DependencyInjection/DependencyInjectionExtensions.cs @@ -0,0 +1,52 @@ +using Microsoft.Extensions.DependencyInjection; +using Microsoft.Extensions.DependencyInjection.Extensions; +using System; +using System.Collections.Generic; +using System.Text; +using JT809.Protocol.JT809Configs; +using Microsoft.Extensions.Configuration; +using JT809.Protocol.JT809Encrypt; +using JT809.Protocol.Extensions.DependencyInjection.Options; +using Microsoft.Extensions.Options; + +namespace JT809.Protocol.Extensions.DependencyInjection +{ + public static class DependencyInjectionExtensions + { + public static IServiceCollection AddJT809Configure(this IServiceCollection services, IConfiguration configuration) + { + services.Configure(configuration); + ServiceProvider serviceProvider = services.BuildServiceProvider(); + JT809Options options = serviceProvider.GetRequiredService>().Value; + var versions = options.Version.Split(new string []{ "." }, StringSplitOptions.RemoveEmptyEntries); + if (versions.Length == 3) + { + options.HeaderOptions.Version = new JT809Header_Version(byte.Parse(versions[0]), byte.Parse(versions[1]), byte.Parse(versions[2])); + } + else if(versions.Length == 2) + { + options.HeaderOptions.Version = new JT809Header_Version(byte.Parse(versions[0]), byte.Parse(versions[1]),0); + } + else if (versions.Length == 1) + { + options.HeaderOptions.Version = new JT809Header_Version(byte.Parse(versions[0]), 0, 0); + } + JT809GlobalConfig.Instance.SetHeaderOptions(options.HeaderOptions); + JT809GlobalConfig.Instance.SetSkipCRCCode(options.SkipCRCCode); + if (options.HeaderOptions.EncryptFlag == JT809Header_Encrypt.Common) + { + JT809GlobalConfig.Instance.SetEncrypt(new JT809EncryptImpl(options.EncryptOptions)); + } + try + { + var msgSNDistributedImpl = services.BuildServiceProvider().GetRequiredService(); + JT809GlobalConfig.Instance.SetMsgSNDistributed(msgSNDistributedImpl); + } + catch + { + + } + return services; + } + } +} diff --git a/src/JT809.Protocol.Extensions.DependencyInjection/JT809.Protocol.Extensions.DependencyInjection.csproj b/src/JT809.Protocol.Extensions.DependencyInjection/JT809.Protocol.Extensions.DependencyInjection.csproj new file mode 100644 index 0000000..cafd451 --- /dev/null +++ b/src/JT809.Protocol.Extensions.DependencyInjection/JT809.Protocol.Extensions.DependencyInjection.csproj @@ -0,0 +1,15 @@ + + + + netstandard2.0 + + + + + + + + + + + diff --git a/src/JT809.Protocol.Extensions.DependencyInjection/Options/JT809Options.cs b/src/JT809.Protocol.Extensions.DependencyInjection/Options/JT809Options.cs new file mode 100644 index 0000000..faff3dd --- /dev/null +++ b/src/JT809.Protocol.Extensions.DependencyInjection/Options/JT809Options.cs @@ -0,0 +1,23 @@ +using JT809.Protocol.JT809Configs; +using System; +using System.Collections.Generic; +using System.Text; + +namespace JT809.Protocol.Extensions.DependencyInjection.Options +{ + public class JT809Options + { + public JT809EncryptOptions EncryptOptions { get; set; } + public JT809HeaderOptions HeaderOptions { get; set; } + /// + /// 版本号: + /// 默认 1.0.0 + /// + public string Version { get; set; } + /// + /// 设置跳过校验码 + /// 场景：测试的时候，可能需要收到改数据，所以测试的时候有用 + /// + public bool SkipCRCCode { get; set; } + } +} diff --git a/src/JT809.Protocol.Test/JT809Encrypt/JT809EncryptTest.cs b/src/JT809.Protocol.Test/JT809Encrypt/JT809EncryptTest.cs index 767be5d..5151ec5 100644 --- a/src/JT809.Protocol.Test/JT809Encrypt/JT809EncryptTest.cs +++ b/src/JT809.Protocol.Test/JT809Encrypt/JT809EncryptTest.cs @@ -14,8 +14,7 @@ namespace JT809.Protocol.Test.JT809Encrypt { IA1 = 20000000, IC1 = 20000000, - M1 = 30000000, - Key = 256178, + M1 = 30000000 }; [Fact] @@ -26,7 +25,7 @@ namespace JT809.Protocol.Test.JT809Encrypt 01,02,03,04,05,06,07 }; IJT809Encrypt jT809Encrypt = new JT809EncryptImpl(options); - var data = jT809Encrypt.Encrypt(bytes).ToHexString(); + var data = jT809Encrypt.Encrypt(bytes, 256178).ToHexString(); //"D3 4C 70 78 A7 3A 41" } @@ -35,7 +34,7 @@ namespace JT809.Protocol.Test.JT809Encrypt { byte[] bytes = "D3 4C 70 78 A7 3A 41".ToHexBytes(); IJT809Encrypt jT809Encrypt = new JT809EncryptImpl(options); - var data = jT809Encrypt.Decrypt(bytes); + var data = jT809Encrypt.Decrypt(bytes, 256178); Assert.Equal(new byte[] { 01,02,03,04,05,06,07 diff --git a/src/JT809.Protocol.Test/JT809HeaderTest.cs b/src/JT809.Protocol.Test/JT809HeaderTest.cs index 3c4926e..e96f1c4 100644 --- a/src/JT809.Protocol.Test/JT809HeaderTest.cs +++ b/src/JT809.Protocol.Test/JT809HeaderTest.cs @@ -19,7 +19,7 @@ namespace JT809.Protocol.Test jT809Header.MsgSN = 1024; jT809Header.BusinessType = JT809Enums.JT809BusinessType.从链路静态信息交换消息; jT809Header.MsgGNSSCENTERID = 1200; - jT809Header.Version = new JT809Header_Version(); + jT809Header.Version = "010000"; jT809Header.EncryptFlag = JT809Header_Encrypt.None; jT809Header.EncryptKey = 0; var hex = JT809Serializer.Serialize(jT809Header).ToHexString(); @@ -35,11 +35,25 @@ namespace JT809.Protocol.Test Assert.Equal((uint)1024, jT809Header.MsgSN); Assert.Equal(JT809Enums.JT809BusinessType.从链路静态信息交换消息, jT809Header.BusinessType); Assert.Equal((uint)1200, jT809Header.MsgGNSSCENTERID); - Assert.Equal(new JT809Header_Version().ToString(), jT809Header.Version.ToString()); + Assert.Equal("010000", jT809Header.Version); Assert.Equal(JT809Header_Encrypt.None, jT809Header.EncryptFlag); Assert.Equal((uint)0, jT809Header.EncryptKey); } + [Fact] + public void Test4() + { + JT809Header jT809Header = new JT809Header(); + jT809Header.MsgLength = 24; + jT809Header.MsgSN = 1024; + jT809Header.BusinessType = JT809Enums.JT809BusinessType.从链路静态信息交换消息; + jT809Header.MsgGNSSCENTERID = 1200; + jT809Header.Version = "0F0A0B"; + jT809Header.EncryptFlag = JT809Header_Encrypt.None; + jT809Header.EncryptKey = 0; + var hex = JT809Serializer.Serialize(jT809Header).ToHexString(); + } + [Fact] public void Test3() { diff --git a/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001EncryptPackageTest.cs b/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001EncryptPackageTest.cs index 62b2ecc..93faa64 100644 --- a/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001EncryptPackageTest.cs +++ b/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001EncryptPackageTest.cs @@ -17,8 +17,7 @@ namespace JT809.Protocol.Test.JT809Packages { IA1 = 20000000, IC1 = 20000000, - M1 = 30000000, - Key = 256178, + M1 = 30000000 })); } @@ -30,7 +29,7 @@ namespace JT809.Protocol.Test.JT809Packages { EncryptFlag= JT809Header_Encrypt.Common, MsgSN= 133, - EncryptKey=5819, + EncryptKey= 256178, BusinessType= JT809Enums.JT809BusinessType.主链路登录请求消息, MsgGNSSCENTERID= 20180920, }; @@ -47,16 +46,15 @@ namespace JT809.Protocol.Test.JT809Packages [Fact] public void Test2() { - var bytes = "5B 00 00 00 48 00 00 00 85 10 01 01 33 EF B8 01 00 00 01 00 00 16 BB D3 7D 9C C4 90 0C 77 DC 78 F8 67 65 27 D8 AE 12 24 3C FB 64 CC 2F BA 61 9A EF AD 33 AC CB 32 56 F6 7B FF 19 DF 33 09 78 41 09 86 65 70 3F 2E B5 5D".ToHexBytes(); + var bytes = "5B000000480000008510010133EFB8010000010003E8B2D37D9CC4900C77DC78F8676527D8AE12243CFB64CC2FBA619AEFAD33ACCB3256F67BFF19DF33097841098665703FE36E5D".ToStr2HexBytes(); JT809Package jT809Package = JT809Serializer.Deserialize(bytes); Assert.Equal(JT809Header_Encrypt.Common, jT809Package.Header.EncryptFlag); - Assert.Equal((uint)5819, jT809Package.Header.EncryptKey); + Assert.Equal((uint)256178, jT809Package.Header.EncryptKey); Assert.Equal((uint)72, jT809Package.Header.MsgLength); Assert.Equal((uint)133, jT809Package.Header.MsgSN); - Assert.Equal((uint)5819, jT809Package.Header.EncryptKey); Assert.Equal((uint)20180920, jT809Package.Header.MsgGNSSCENTERID); Assert.Equal(JT809Enums.JT809BusinessType.主链路登录请求消息, jT809Package.Header.BusinessType); - Assert.Equal(new JT809Header_Version().ToString(), jT809Package.Header.Version.ToString()); + Assert.Equal("010000", jT809Package.Header.Version); JT809_0x1001 jT809_0X1001 = (JT809_0x1001)jT809Package.Bodies; Assert.Equal((uint)20180920, jT809_0X1001.UserId); Assert.Equal("20180920", jT809_0X1001.Password); diff --git a/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001PackageTest.cs b/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001PackageTest.cs index aa4a1e5..61531fd 100644 --- a/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001PackageTest.cs +++ b/src/JT809.Protocol.Test/JT809Packages/JT809_0x1001PackageTest.cs @@ -54,7 +54,7 @@ namespace JT809.Protocol.Test.JT809Packages Assert.Equal((uint)9999, jT809Package.Header.EncryptKey); Assert.Equal((uint)20180920, jT809Package.Header.MsgGNSSCENTERID); Assert.Equal(JT809Enums.JT809BusinessType.主链路登录请求消息, jT809Package.Header.BusinessType); - Assert.Equal(new JT809Header_Version().ToString(), jT809Package.Header.Version.ToString()); + Assert.Equal("010000", jT809Package.Header.Version); JT809_0x1001 jT809_0X1001 = (JT809_0x1001)jT809Package.Bodies; Assert.Equal((uint)20180920, jT809_0X1001.UserId); Assert.Equal("20180920", jT809_0X1001.Password); diff --git a/src/JT809.Protocol.Test/JT809Packages/JT809_0x9400_0x9401PackageTest.cs b/src/JT809.Protocol.Test/JT809Packages/JT809_0x9400_0x9401PackageTest.cs index 2affc45..60937d9 100644 --- a/src/JT809.Protocol.Test/JT809Packages/JT809_0x9400_0x9401PackageTest.cs +++ b/src/JT809.Protocol.Test/JT809Packages/JT809_0x9400_0x9401PackageTest.cs @@ -22,7 +22,7 @@ namespace JT809.Protocol.Test.JT809Packages MsgSN = 1666, EncryptKey = 9999, EncryptFlag= JT809Header_Encrypt.None, - Version = new JT809Header_Version(1, 0, 0), + Version = "010000", BusinessType = JT809Enums.JT809BusinessType.从链路报警信息交互消息, MsgGNSSCENTERID = 20180920, }; @@ -64,7 +64,7 @@ namespace JT809.Protocol.Test.JT809Packages Assert.Equal(JT809Header_Encrypt.None, jT809Package.Header.EncryptFlag); Assert.Equal((uint)20180920, jT809Package.Header.MsgGNSSCENTERID); Assert.Equal(JT809Enums.JT809BusinessType.从链路报警信息交互消息, jT809Package.Header.BusinessType); - Assert.Equal(new JT809Header_Version().ToString(), jT809Package.Header.Version.ToString()); + Assert.Equal("010000", jT809Package.Header.Version); JT809_0x9400 jT809_0X400 = (JT809_0x9400)jT809Package.Bodies; Assert.Equal("粤A12345", jT809_0X400.VehicleNo); diff --git a/src/JT809.Protocol.sln b/src/JT809.Protocol.sln index 34f4c48..202e29e 100644 --- a/src/JT809.Protocol.sln +++ b/src/JT809.Protocol.sln @@ -7,7 +7,11 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "JT809.Protocol", "JT809.Pro EndProject Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "JT809.Protocol.Test", "JT809.Protocol.Test\JT809.Protocol.Test.csproj", "{59D2D876-8D81-4CCE-839A-B153912C0C27}" EndProject -Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "JT809.Protocol.Benchmark", "JT809.Protocol.Benchmark\JT809.Protocol.Benchmark.csproj", "{47CE50B3-A0D6-4F5F-907B-01BD7B8AB87F}" +Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "JT809.Protocol.Benchmark", "JT809.Protocol.Benchmark\JT809.Protocol.Benchmark.csproj", "{47CE50B3-A0D6-4F5F-907B-01BD7B8AB87F}" +EndProject +Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "JT809.Protocol.Extensions.DependencyInjection", "JT809.Protocol.Extensions.DependencyInjection\JT809.Protocol.Extensions.DependencyInjection.csproj", "{974E9013-A19E-4643-8AB4-504D916AF4BD}" +EndProject +Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "JT809.Protocol.Extensions.DependencyInjection.Test", "JT809.Protocol.Extensions.DependencyInjection.Test\JT809.Protocol.Extensions.DependencyInjection.Test.csproj", "{F3E0933D-13A9-48AA-958A-7903221D5DFA}" EndProject Global GlobalSection(SolutionConfigurationPlatforms) = preSolution @@ -27,6 +31,14 @@ Global {47CE50B3-A0D6-4F5F-907B-01BD7B8AB87F}.Debug|Any CPU.Build.0 = Debug|Any CPU {47CE50B3-A0D6-4F5F-907B-01BD7B8AB87F}.Release|Any CPU.ActiveCfg = Release|Any CPU {47CE50B3-A0D6-4F5F-907B-01BD7B8AB87F}.Release|Any CPU.Build.0 = Release|Any CPU + {974E9013-A19E-4643-8AB4-504D916AF4BD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU + {974E9013-A19E-4643-8AB4-504D916AF4BD}.Debug|Any CPU.Build.0 = Debug|Any CPU + {974E9013-A19E-4643-8AB4-504D916AF4BD}.Release|Any CPU.ActiveCfg = Release|Any CPU + {974E9013-A19E-4643-8AB4-504D916AF4BD}.Release|Any CPU.Build.0 = Release|Any CPU + {F3E0933D-13A9-48AA-958A-7903221D5DFA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU + {F3E0933D-13A9-48AA-958A-7903221D5DFA}.Debug|Any CPU.Build.0 = Debug|Any CPU + {F3E0933D-13A9-48AA-958A-7903221D5DFA}.Release|Any CPU.ActiveCfg = Release|Any CPU + {F3E0933D-13A9-48AA-958A-7903221D5DFA}.Release|Any CPU.Build.0 = Release|Any CPU EndGlobalSection GlobalSection(SolutionProperties) = preSolution HideSolutionNode = FALSE diff --git a/src/JT809.Protocol/IJT809Encrypt.cs b/src/JT809.Protocol/IJT809Encrypt.cs index f1d497a..8fc4396 100644 --- a/src/JT809.Protocol/IJT809Encrypt.cs +++ b/src/JT809.Protocol/IJT809Encrypt.cs @@ -2,7 +2,7 @@ { public interface IJT809Encrypt { - byte[] Encrypt(byte[] buffer); - byte[] Decrypt(byte[] buffer); + byte[] Encrypt(byte[] buffer, uint privateKey); + byte[] Decrypt(byte[] buffer, uint privateKey); } } diff --git a/src/JT809.Protocol/JT809Configs/JT809EncryptOptions.cs b/src/JT809.Protocol/JT809Configs/JT809EncryptOptions.cs index bc0f216..e00bc99 100644 --- a/src/JT809.Protocol/JT809Configs/JT809EncryptOptions.cs +++ b/src/JT809.Protocol/JT809Configs/JT809EncryptOptions.cs @@ -5,6 +5,5 @@ public uint M1 { get; set; } public uint IA1 { get; set; } public uint IC1 { get; set; } - public uint Key { get; set; } } } diff --git a/src/JT809.Protocol/JT809Configs/JT809HeaderOptions.cs b/src/JT809.Protocol/JT809Configs/JT809HeaderOptions.cs index ec8be43..169cbaf 100644 --- a/src/JT809.Protocol/JT809Configs/JT809HeaderOptions.cs +++ b/src/JT809.Protocol/JT809Configs/JT809HeaderOptions.cs @@ -15,7 +15,7 @@ namespace JT809.Protocol.JT809Configs /// 编号；长度为 3 个字节来表示，0x01 0x02 0x0F 标识 /// 的版本号是 v1.2.15，以此类推。 /// - public JT809Header_Version Version { get; set; } = new JT809Header_Version(); + public string Version { get; set; } = "010000"; /// /// 报文加密标识位 b: 0 表示报文不加密，1 表示报文加密。 /// diff --git a/src/JT809.Protocol/JT809Encrypt/JT809EncryptImpl.cs b/src/JT809.Protocol/JT809Encrypt/JT809EncryptImpl.cs index 4c1e8e7..79e2e49 100644 --- a/src/JT809.Protocol/JT809Encrypt/JT809EncryptImpl.cs +++ b/src/JT809.Protocol/JT809Encrypt/JT809EncryptImpl.cs @@ -14,17 +14,17 @@ namespace JT809.Protocol.JT809Encrypt this.jT809EncryptOptions = jT809EncryptOptions; } - public byte[] Decrypt(byte[] buffer) + public byte[] Decrypt(byte[] buffer, uint privateKey) { - return Encrypt(buffer); + return Encrypt(buffer, privateKey); } - public byte[] Encrypt(byte[] buffer) + public byte[] Encrypt(byte[] buffer, uint privateKey) { byte[] data = new byte[buffer.Length]; - if (0 == jT809EncryptOptions.Key) + if (0 == privateKey) { - jT809EncryptOptions.Key = 1; + privateKey = 1; } uint mkey = jT809EncryptOptions.M1; if (0 == mkey) @@ -33,8 +33,8 @@ namespace JT809.Protocol.JT809Encrypt } for (int idx = 0; idx < buffer.Length; idx++) { - jT809EncryptOptions.Key = jT809EncryptOptions.IA1 * (jT809EncryptOptions.Key % mkey) + jT809EncryptOptions.IC1; - buffer[idx] ^= (byte)((jT809EncryptOptions.Key >> 20) & 0xFF); + privateKey = jT809EncryptOptions.IA1 * (privateKey % mkey) + jT809EncryptOptions.IC1; + buffer[idx] ^= (byte)((privateKey >> 20) & 0xFF); data[idx] = buffer[idx]; } return data; diff --git a/src/JT809.Protocol/JT809Extensions/JT809BCDExtensions.cs b/src/JT809.Protocol/JT809Extensions/JT809BCDExtensions.cs index b616839..dc2a6e6 100644 --- a/src/JT809.Protocol/JT809Extensions/JT809BCDExtensions.cs +++ b/src/JT809.Protocol/JT809Extensions/JT809BCDExtensions.cs @@ -19,14 +19,24 @@ namespace JT809.Protocol.JT809Extensions return bcdSb.ToString(); } - public static int WriteBCDLittle(IMemoryOwner memoryOwner, int offset, string data, int digit, int len) + public static int WriteBCDLittle(IMemoryOwner memoryOwner, int offset, string data, int len) { - ReadOnlySpan bcd = data.PadLeft(len, '0').AsSpan(); - for (int i = 0; i < digit; i++) + string bcdText = data == null ? "" : data; + byte[] bytes = new byte[len]; + int startIndex = 0; + int noOfZero = len * 2 - data.Length; + if (noOfZero > 0) { - memoryOwner.Memory.Span[offset + i] = Convert.ToByte(bcd.Slice(i * 2, 2).ToString(), 16); + bcdText = bcdText.Insert(startIndex, new string('0', noOfZero)); } - return digit; + int byteIndex = 0; + while (startIndex < bcdText.Length && byteIndex < len) + { + memoryOwner.Memory.Span[offset + byteIndex] = Convert.ToByte(bcdText.Substring(startIndex, 2), 16); + startIndex += 2; + byteIndex++; + } + return len; } } } diff --git a/src/JT809.Protocol/JT809Formatters/JT809HeaderFormatter.cs b/src/JT809.Protocol/JT809Formatters/JT809HeaderFormatter.cs index 0926234..b9fa8e6 100644 --- a/src/JT809.Protocol/JT809Formatters/JT809HeaderFormatter.cs +++ b/src/JT809.Protocol/JT809Formatters/JT809HeaderFormatter.cs @@ -17,7 +17,7 @@ namespace JT809.Protocol.JT809Formatters jT809Header.MsgSN= JT809BinaryExtensions.ReadUInt32Little(bytes, ref offset); jT809Header.BusinessType = (JT809BusinessType)JT809BinaryExtensions.ReadUInt16Little(bytes, ref offset); jT809Header.MsgGNSSCENTERID = JT809BinaryExtensions.ReadUInt32Little(bytes, ref offset); - jT809Header.Version = new JT809Header_Version(JT809BinaryExtensions.ReadBytesLittle(bytes, ref offset, JT809Header_Version.FixedByteLength)); + jT809Header.Version = JT809BinaryExtensions.ReadBCDLittle(bytes, ref offset, 3); jT809Header.EncryptFlag= (JT809Header_Encrypt)JT809BinaryExtensions.ReadByteLittle(bytes, ref offset); jT809Header.EncryptKey= JT809BinaryExtensions.ReadUInt32Little(bytes, ref offset); readSize = offset; @@ -30,7 +30,7 @@ namespace JT809.Protocol.JT809Formatters offset += JT809BinaryExtensions.WriteUInt32Little(memoryOwner, offset, value.MsgSN); offset += JT809BinaryExtensions.WriteUInt16Little(memoryOwner, offset, (ushort)value.BusinessType); offset += JT809BinaryExtensions.WriteUInt32Little(memoryOwner, offset, value.MsgGNSSCENTERID); - offset += JT809BinaryExtensions.WriteBytesLittle(memoryOwner, offset, value.Version.Buffer); + offset += JT809BinaryExtensions.WriteBCDLittle(memoryOwner, offset, value.Version,3); offset += JT809BinaryExtensions.WriteByteLittle(memoryOwner, offset, (byte)value.EncryptFlag); offset += JT809BinaryExtensions.WriteUInt32Little(memoryOwner, offset, value.EncryptKey); return offset; diff --git a/src/JT809.Protocol/JT809Formatters/JT809PackageFormatter.cs b/src/JT809.Protocol/JT809Formatters/JT809PackageFormatter.cs index b89e0e3..83b2dc1 100644 --- a/src/JT809.Protocol/JT809Formatters/JT809PackageFormatter.cs +++ b/src/JT809.Protocol/JT809Formatters/JT809PackageFormatter.cs @@ -65,7 +65,7 @@ namespace JT809.Protocol.JT809Formatters jT809Package.Bodies = JT809FormatterResolverExtensions.JT809DynamicDeserialize(JT809FormatterExtensions.GetFormatter(jT809BodiesTypeAttribute.JT809BodiesType), buffer.Slice(offset, checkIndex - offset), out readSize); break; case JT809Header_Encrypt.Common: - byte[] bodiesData = JT809GlobalConfig.Instance.Encrypt.Decrypt(buffer.Slice(offset, checkIndex - offset).ToArray()); + byte[] bodiesData = JT809GlobalConfig.Instance.Encrypt.Decrypt(buffer.Slice(offset, checkIndex - offset).ToArray(), jT809Package.Header.EncryptKey); jT809Package.Bodies = JT809FormatterResolverExtensions.JT809DynamicDeserialize(JT809FormatterExtensions.GetFormatter(jT809BodiesTypeAttribute.JT809BodiesType), bodiesData, out readSize); break; } @@ -104,7 +104,7 @@ namespace JT809.Protocol.JT809Formatters case JT809Header_Encrypt.None: break; case JT809Header_Encrypt.Common: - messageBodyData = JT809GlobalConfig.Instance.Encrypt.Encrypt(messageBodyData); + messageBodyData = JT809GlobalConfig.Instance.Encrypt.Encrypt(messageBodyData, value.Header.EncryptKey); break; } } diff --git a/src/JT809.Protocol/JT809Formatters/JT809SubMessageBodyFormatters/JT809_0x9500_0x9505Formatter.cs b/src/JT809.Protocol/JT809Formatters/JT809SubMessageBodyFormatters/JT809_0x9500_0x9505Formatter.cs index 9604eb2..7ffab0c 100644 --- a/src/JT809.Protocol/JT809Formatters/JT809SubMessageBodyFormatters/JT809_0x9500_0x9505Formatter.cs +++ b/src/JT809.Protocol/JT809Formatters/JT809SubMessageBodyFormatters/JT809_0x9500_0x9505Formatter.cs @@ -27,7 +27,7 @@ namespace JT809.Protocol.JT809Formatters.JT809SubMessageBodyFormatters public int Serialize(IMemoryOwner memoryOwner, int offset, JT809_0x9500_0x9505 value) { - offset += JT809BinaryExtensions.WriteBCDLittle(memoryOwner, offset, value.AuthenticationCode,10,20); + offset += JT809BinaryExtensions.WriteBCDLittle(memoryOwner, offset, value.AuthenticationCode,20); offset += JT809BinaryExtensions.WriteStringLittle(memoryOwner, offset, value.AccessPointName,20); offset += JT809BinaryExtensions.WriteStringLittle(memoryOwner, offset, value.UserName, 49); offset += JT809BinaryExtensions.WriteStringLittle(memoryOwner, offset, value.Password, 22); diff --git a/src/JT809.Protocol/JT809GlobalConfig.cs b/src/JT809.Protocol/JT809GlobalConfig.cs index d772d0d..1764de6 100644 --- a/src/JT809.Protocol/JT809GlobalConfig.cs +++ b/src/JT809.Protocol/JT809GlobalConfig.cs @@ -1,4 +1,5 @@ using JT809.Protocol.JT809Configs; +using JT809.Protocol.JT809Encrypt; using JT809.Protocol.JT809Internal; using System; using System.Collections.Generic; @@ -36,6 +37,18 @@ namespace JT809.Protocol /// public bool SkipCRCCode { get; private set; } /// + /// 设置加密算法选项值 + /// 不同的上下级平台之间，加密的算法是一致的，但是针对 M1, IA1, IC1 的不同。 + /// 数据先经过加密而后解密。 + /// + /// + /// + public JT809GlobalConfig SetEncryptOptions(JT809EncryptOptions jT809EncryptOptions) + { + instance.Value.Encrypt = new JT809EncryptImpl(jT809EncryptOptions); + return instance.Value; + } + /// /// 设置加密算法实现 /// /// diff --git a/src/JT809.Protocol/JT809Header.cs b/src/JT809.Protocol/JT809Header.cs index 7defbc8..64e6aa2 100644 --- a/src/JT809.Protocol/JT809Header.cs +++ b/src/JT809.Protocol/JT809Header.cs @@ -38,8 +38,9 @@ namespace JT809.Protocol /// 协议版本号标识，上下级平台之间采用的标准协议版 /// 编号；长度为 3 个字节来表示，0x01 0x02 0x0F 标识 /// 的版本号是 v1.2.15，以此类推。 + /// BCD编码 /// - public JT809Header_Version Version { get; set; } = new JT809Header_Version(); + public string Version { get; set; } = "010000"; /// /// 报文加密标识位 b: 0 表示报文不加密，1 表示报文加密。 /// diff --git a/src/JT809.Protocol/JT809Header_Version.cs b/src/JT809.Protocol/JT809Header_Version.cs index f7958f5..ef75d3e 100644 --- a/src/JT809.Protocol/JT809Header_Version.cs +++ b/src/JT809.Protocol/JT809Header_Version.cs @@ -4,9 +4,13 @@ using System.Text; namespace JT809.Protocol { + /// + /// 协议版本号标识 + /// BCD编码 + /// public class JT809Header_Version { - public byte[] Buffer { get; } = new byte[3]; + public byte[] Buffer { get;} = new byte[3]; private const int MajorIndex = 0; private const int MinorIndex = 1; private const int BuildIndex = 2; @@ -15,19 +19,19 @@ namespace JT809.Protocol public byte Major { get { return Buffer[MajorIndex]; } - private set { Buffer[MajorIndex] = value; } + set { Buffer[MajorIndex] = value; } } public byte Minor { get { return Buffer[MinorIndex]; } - private set { Buffer[MinorIndex] = value; } + set { Buffer[MinorIndex] = value; } } public byte Build { get { return Buffer[BuildIndex]; } - private set { Buffer[BuildIndex] = value; } + set { Buffer[BuildIndex] = value; } } ///