ps12exe

0.6.10

src/programFrames/DllExportPack.cs

                                using System;

using System.IO;

using System.IO.Compression;

using System.Reflection;

/*__ASSEMBLY_ATTRIBUTES__*/

namespace PSRunnerNS {

    // 压缩版原生 DLL 导出的 launcher（见 src/DllExportCompiler.ps1 与 docs/dev/compiler-internals.md#dllexport）。

    // 内嵌 gzip(payload) 作为 "main" 资源：静态构造在任何导出方法执行前由 CLR 保证只跑一次，此时在内存里解压并

    // Assembly.Load 出真正的实现程序集，再挂 AssemblyResolve 让下面生成的转发包装直接静态调用它。

    // 因此每个导出调用没有任何额外检查/加锁，只有一次 native→managed 跳转。

    public static class PS12ExeDllPack {

        static PS12ExeDllPack() {

            Assembly payload;

            using (Stream stream = typeof(PS12ExeDllPack).Assembly.GetManifestResourceStream("main"))

            using (Stream decompressed = new GZipStream(stream, CompressionMode.Decompress))

            using (MemoryStream buffer = new MemoryStream()) {

                decompressed.CopyTo(buffer);

                payload = Assembly.Load(buffer.ToArray());

            }

            string payloadName = payload.GetName().Name;

            AppDomain.CurrentDomain.AssemblyResolve += delegate(object sender, ResolveEventArgs e) {

                return (e.Name == payloadName || e.Name.StartsWith(payloadName + ",", StringComparison.OrdinalIgnoreCase)) ? payload : null;

            };

        }

        /*__PS12EXE_DLL_EXPORTS__*/

    }

}