public WaterboxHost(WaterboxOptions opt)
{
var nativeOpts = new MemoryLayoutTemplate
{
sbrk_size = Z.UU(opt.SbrkHeapSizeKB * 1024),
sealed_size = Z.UU(opt.SealedHeapSizeKB * 1024),
invis_size = Z.UU(opt.InvisibleHeapSizeKB * 1024),
plain_size = Z.UU(opt.PlainHeapSizeKB * 1024),
mmap_size = Z.UU(opt.MmapHeapSizeKB * 1024),
};
var moduleName = opt.Filename;
var path = Path.Combine(opt.Path, moduleName);
var gzpath = path + ".gz";
byte[] data;
if (File.Exists(gzpath))
{
using var fs = new FileStream(gzpath, FileMode.Open, FileAccess.Read);
data = Util.DecompressGzipFile(fs);
}
else
{
data = File.ReadAllBytes(path);
}
var retobj = new ReturnData();
NativeImpl.wbx_create_host(nativeOpts, opt.Filename, Reader(new MemoryStream(data, false)), IntPtr.Zero, retobj);
_nativeHost = retobj.GetDataOrThrow();
}
protected T PreInit <T>(WaterboxOptions options)
where T : LibWaterboxCore
{
options.Path ??= CoreComm.CoreFileProvider.DllPath();
_exe = new WaterboxHost(options);
using (_exe.EnterExit())
{
var ret = BizInvoker.GetInvoker <T>(_exe, _exe, CallingConventionAdapters.Waterbox);
_core = ret;
return(ret);
}
}
protected T PreInit <T>(WaterboxOptions options, IEnumerable <Delegate> allExtraDelegates = null)
where T : LibWaterboxCore
{
options.Path ??= CoreComm.CoreFileProvider.DllPath();
_exe = new WaterboxHost(options);
var delegates = new Delegate[] { _inputCallback }.AsEnumerable();
if (allExtraDelegates != null)
{
delegates = delegates.Concat(allExtraDelegates);
}
using (_exe.EnterExit())
{
var ret = BizInvoker.GetInvoker <T>(_exe, _exe, CallingConventionAdapters.MakeWaterbox(delegates, _exe));
_core = ret;
return(ret);
}
}
public WaterboxHost(WaterboxOptions opt)
{
_nextStart = opt.StartAddress;
Initialize(_nextStart);
using (this.EnterExit())
{
_emu = new EmuLibc(this);
_syscalls = new Syscalls(this);
_imports = new PatchImportResolver(
NotImplementedSyscalls.Instance,
BizExvoker.GetExvoker(_emu, CallingConventionAdapters.Waterbox),
BizExvoker.GetExvoker(_syscalls, CallingConventionAdapters.Waterbox)
);
if (true)
{
var moduleName = opt.Filename;
var path = Path.Combine(opt.Path, moduleName);
var gzpath = path + ".gz";
byte[] data;
if (File.Exists(gzpath))
{
using var fs = new FileStream(gzpath, FileMode.Open, FileAccess.Read);
data = Util.DecompressGzipFile(fs);
}
else
{
data = File.ReadAllBytes(path);
}
_module = new ElfLoader(moduleName, data, _nextStart, opt.SkipCoreConsistencyCheck, opt.SkipMemoryConsistencyCheck);
ComputeNextStart(_module.Memory.Size);
AddMemoryBlock(_module.Memory, moduleName);
_savestateComponents.Add(_module);
_disposeList.Add(_module);
}
ConnectAllImports();
// load all heaps
_heap = CreateHeapHelper(opt.SbrkHeapSizeKB, "brk-heap", true);
_sealedheap = CreateHeapHelper(opt.SealedHeapSizeKB, "sealed-heap", true);
_invisibleheap = CreateHeapHelper(opt.InvisibleHeapSizeKB, "invisible-heap", false);
_plainheap = CreateHeapHelper(opt.PlainHeapSizeKB, "plain-heap", true);
if (opt.MmapHeapSizeKB != 0)
{
_mmapheap = new MapHeap(_nextStart, opt.MmapHeapSizeKB * 1024, "mmap-heap");
_mmapheap.Memory.Activate();
ComputeNextStart(opt.MmapHeapSizeKB * 1024);
AddMemoryBlock(_mmapheap.Memory, "mmap-heap");
_savestateComponents.Add(_mmapheap);
_disposeList.Add(_mmapheap);
}
System.Diagnostics.Debug.WriteLine($"About to enter unmanaged code for {opt.Filename}");
if (!OSTailoredCode.IsUnixHost && !System.Diagnostics.Debugger.IsAttached && Win32Imports.IsDebuggerPresent())
{
// this means that GDB or another unconventional debugger is attached.
// if that's the case, and it's observing this core, it probably wants a break
System.Diagnostics.Debugger.Break();
}
_module.RunNativeInit();
}
}