DAApi.Net

DAApi.Net is a .NET library for the DAApi Futures API which is popular worldwide future market trade api in China. This project is a wrapper of the DAApi C++ API using swig.

Please read FAQ before using this library.FAQ

Features

• Support DAApi Trade API
• Support .Net framework 4.5 and .Net Standard 2.0 and Modern .Net6 and .Net8
• Auto copy the native dlls to the output directory
• Native AOT support
• Solved the GB2312 encoding problem

Installation

dotnet add package DAApi.Net

Usage

using System.Threading.Tasks;
using DAApi.Net;

Console.WriteLine($"ITapTradeAPIVersion:{CMarketApi.GetVersion()}");

int ret = 0;
var api = CMarketApi.CreateMarketApi(false);

var spi = new SpiImpl(api);
api.RegisterSpi(spi);

api.RegisterNameServer("tcp://127.0.0.1:1234");
api.Init();

await Task.Delay(100000);

public class SpiImpl : IMarketEvent
{
    public SpiImpl(CMarketApi api)
    {
        Api = api;
    }

    public CMarketApi Api { get; }

    public override void OnFrontConnected()
    {
        Console.WriteLine("OnFrontConnected");

        var ret = Api.ReqUserLogin(
            new CMarketReqUserLoginField
            {
                UserId = "UserId",
                UserPwd = "Password",
                SoftwareName = "SoftwareName",
                SoftwareVersion = "SoftwareVersion",
                AuthorCode = "AuthCode",
                BrokerIDForMarketPrice = "BrokerIdForMarketPrice",
            },
            0
        );
        Console.WriteLine($"ReqUserLogin ret:{ret}");
    }

    public override void OnRspUserLogin(CMarketRspInfoField pRspInfo, int iRequestID, bool bIsLast)
    {
        Console.WriteLine($"OnRspUserLogin pRspInfo:{pRspInfo} iRequestID:{iRequestID} bIsLast:{bIsLast}");
    }

    public override void OnFrontDisconnected(int iReason)
    {
        Console.WriteLine($"OnFrontDisconnected iReason:{iReason}");
    }

    public override void OnRspMarketData(
        CMarketRspMarketDataField pRspMarketData,
        CMarketRspInfoField pRspInfo,
        int iRequestID,
        bool bIsLast
    )
    {
        Console.WriteLine($"OnRspMarketData pRspMarketData:{pRspMarketData} pRspInfo:{pRspInfo} iRequestID:{iRequestID} bIsLast:{bIsLast}");
    }
}

Build from source

Prerequisites

• dotnet sdk 8.0 or later
• swig 4.3.0 or later, use scoop install swig to install swig on windows, do not use winget.
• cmake 3.31.3 or later.

Build

1. Clone the repository and open the solution file DAApi.Net.sln with Visual Studio 2022.
2. run the command in DAApiApi/SwigGenerator.sh to generate the cpp and C# wrapper code.
3. run win-build.sh for windows native build or linux-build.sh for linux native build.
4. Build the DAApi.Net C# project.

FAQ

The version of the DAApi API?

ApiVersion:1.18.2.0

dll doesn't copy to the output directory?

set RuntimeIdentifier to win-x64 in the project file.

License

MIT License