mirror of
https://github.com/par274/sharpemu.git
synced 2026-07-31 15:09:42 +08:00
Kurt Himebauch
2764aaab3f
* fix: add Messenger CRT and AGC compatibility shims * fix: keep Messenger IL2CPP bootstrap on HLE shims * Fix Messenger compatibility ABI handling * Make IL2CPP ABI regression tests portable
83 lines
3.3 KiB
C#
83 lines
3.3 KiB
C#
// Copyright (C) 2026 SharpEmu Emulator Project
|
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
using System;
|
|
using SharpEmu.HLE;
|
|
|
|
namespace SharpEmu.Libs.Messenger;
|
|
|
|
/// <summary>Small Unity/libc compatibility shims exercised by The Messenger.</summary>
|
|
public static class MessengerCompatExports
|
|
{
|
|
[SysAbiExport(Nid = "wLlFkwG9UcQ", ExportName = "time", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libc")]
|
|
public static int Time(CpuContext ctx)
|
|
{
|
|
var seconds = DateTimeOffset.UtcNow.ToUnixTimeSeconds();
|
|
var output = ctx[CpuRegister.Rdi];
|
|
if (output != 0 && !ctx.TryWriteUInt64(output, unchecked((ulong)seconds)))
|
|
{
|
|
ctx[CpuRegister.Rax] = 0;
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_ERROR_MEMORY_FAULT;
|
|
}
|
|
|
|
ctx[CpuRegister.Rax] = unchecked((ulong)seconds);
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
|
|
[SysAbiExport(Nid = "M4YYbSFfJ8g", ExportName = "setenv", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libc")]
|
|
public static int Setenv(CpuContext ctx)
|
|
{
|
|
ctx[CpuRegister.Rax] = 0;
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
|
|
[SysAbiExport(Nid = "-P6FNMzk2Kc", ExportName = "cosf", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libc")]
|
|
public static int Cosf(CpuContext ctx)
|
|
{
|
|
// AMD64 passes a scalar float in XMM0 and returns it in XMM0. RDI is
|
|
// unrelated caller state and must not be interpreted as the argument.
|
|
ctx.GetXmmRegister(0, out var low, out var high);
|
|
var value = BitConverter.Int32BitsToSingle(unchecked((int)low));
|
|
var resultBits = unchecked((uint)BitConverter.SingleToInt32Bits(MathF.Cos(value)));
|
|
ctx.SetXmmRegister(0, (low & 0xFFFFFFFF00000000UL) | resultBits, high);
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
|
|
[SysAbiExport(Nid = "YQ0navp+YIc", ExportName = "puts", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libc")]
|
|
public static int Puts(CpuContext ctx)
|
|
{
|
|
ctx[CpuRegister.Rax] = 0;
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
|
|
[SysAbiExport(Nid = "KuOuD58hqn4", ExportName = "malloc_stats_fast", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libc")]
|
|
public static int MallocStatsFast(CpuContext ctx)
|
|
{
|
|
ctx[CpuRegister.Rax] = 0;
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
|
|
[SysAbiExport(Nid = "-pnj3-7a6QA", ExportName = "unity_mono_set_user_malloc_mutex", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libunity")]
|
|
public static int UnityMonoSetMallocMutex(CpuContext ctx)
|
|
{
|
|
ctx[CpuRegister.Rax] = 0;
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
|
|
[SysAbiExport(Nid = "35NoyMOtYpE", ExportName = "SetDataFolder", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libunity")]
|
|
public static int SetDataFolder(CpuContext ctx)
|
|
{
|
|
ctx[CpuRegister.Rax] = 0;
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
|
|
#pragma warning disable SHEM006
|
|
[SysAbiExport(Nid = "cJ2Y4E-t258", ExportName = "il2cpp_api_register_symbol", Target = Generation.Gen4 | Generation.Gen5, LibraryName = "libil2cpp")]
|
|
public static int Il2CppRegisterSymbol(CpuContext ctx)
|
|
{
|
|
ctx[CpuRegister.Rax] = 0;
|
|
return (int)OrbisGen2Result.ORBIS_GEN2_OK;
|
|
}
|
|
}
|
|
#pragma warning restore SHEM006
|