XFEEDToolBox

using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Security.Cryptography;
using System.Text.Json;
using XFEEDToolBox.Plugin;

var results=Enumerable.Range(0,8).Select(_=>Navigation.RunStateFixture()).ToArray();
var report=new{sourceLinked=true,gameAccess=false,gameCalls=0,nativeAotBuilt=false,expected=65535,results,passed=results.All(v=>v==65535),
    dependencySha256=Convert.ToHexStringLower(SHA256.HashData(File.ReadAllBytes("artifacts/galaxy-state-facts-probe/GeneratedFactHash.cs")))};
File.WriteAllText("artifacts/galaxy-state-facts-probe/result.json",JsonSerializer.Serialize(report,new JsonSerializerOptions{WriteIndented=true}));
Console.WriteLine(JsonSerializer.Serialize(report));if(!report.passed)Environment.ExitCode=1;

namespace XFEEDToolBox.Plugin
{
    internal static unsafe class Platform
    {
        private static readonly Dictionary<nuint,nuint> allocations=[];
        internal static nuint Allocate(nuint size){var value=(nuint)NativeMemory.AllocZeroed(size);if(value!=0)allocations[value]=size;return value;}
        internal static void Free(nuint address){allocations.Remove(address);NativeMemory.Free((void*)address);}
        internal static byte[] ReadBytes(nuint address,int length)
        {
            if(!allocations.Any(p=>address>=p.Key&&address-p.Key<=p.Value&&(nuint)length<=p.Value-(address-p.Key)))throw new InvalidDataException("Outside owned fixture memory");
            return new ReadOnlySpan<byte>((void*)address,length).ToArray();
        }
        internal static void Write<T>(nuint address,T value)where T:unmanaged{ReadBytes(address,Unsafe.SizeOf<T>());Unsafe.Write((void*)address,value);}
        internal static void WriteBytes(nuint address,byte[] value){ReadBytes(address,value.Length);value.CopyTo(new Span<byte>((void*)address,value.Length));}
    }
    internal static unsafe partial class Navigation
    {
        internal static uint RunStateFixture()=>GalaxyStateFactsSelfTest();
        static T Read<T>(nuint address)where T:unmanaged=>MemoryMarshal.Read<T>(Platform.ReadBytes(address,Unsafe.SizeOf<T>()));
        static nuint Pointer(nuint address)=>Read<nuint>(address);
        static void Write<T>(nuint address,T value)where T:unmanaged=>Platform.Write(address,value);
        static bool Enabled()=>false;static bool inGame=>false;static nuint image=>0;static uint owningThread=>0;
        static uint GetCurrentThreadId()=>0;static ulong GetTickCount64()=>0;
        static Snapshot Current()=>new();static nuint RegisteredComponent(nuint registry,uint type)=>0;
        internal sealed class Snapshot{internal bool valid=>false;internal ulong entity=>0;internal ulong referenceWorld=>0;}
        internal sealed class GalaxyFilterContext{internal nuint expectedImage,metadata;internal uint thread=>0;internal ulong tick=>0;internal ulong entity=>0;internal ulong currentSystem=>0;}
    }
}