private void WriteData(
long Position,
byte[] Data,
MemoryType Type,
AMemoryPerm Perm)
{
Memory.Manager.Map(Position, Data.Length, (int)Type, AMemoryPerm.Write);
Memory.WriteBytes(Position, Data);
Memory.Manager.Reprotect(Position, Data.Length, Perm);
}
//http://switchbrew.org/index.php?title=Homebrew_ABI
public static void WriteHbAbiData(AMemory Memory, long Position, int MainThreadHandle, string SwitchPath)
{
//MainThreadHandle.
WriteConfigEntry(Memory, ref Position, 1, 0, MainThreadHandle);
//NextLoadPath.
WriteConfigEntry(Memory, ref Position, 2, 0, Position + 0x200, Position + 0x400);
//Argv.
long ArgvPosition = Position + 0xC00;
Memory.WriteBytes(ArgvPosition, Encoding.ASCII.GetBytes(SwitchPath + "\0"));
WriteConfigEntry(Memory, ref Position, 5, 0, 0, ArgvPosition);
//AppletType.
WriteConfigEntry(Memory, ref Position, 7);
//EndOfList.
WriteConfigEntry(Memory, ref Position, 0);
}
//http://switchbrew.org/index.php?title=Homebrew_ABI
public static void WriteHbAbiData(AMemory Memory, long Position, int MainThreadHandle, string SwitchPath)
{
Memory.Manager.Map(Position, AMemoryMgr.PageSize, (int)MemoryType.Normal, AMemoryPerm.RW);
//MainThreadHandle
WriteConfigEntry(Memory, ref Position, 1, 0, MainThreadHandle);
//NextLoadPath
WriteConfigEntry(Memory, ref Position, 2, 0, Position + 0x200, Position + 0x400);
// Argv
long ArgvPosition = Position + 0xC00;
WriteConfigEntry(Memory, ref Position, 5, 0, 0, ArgvPosition);
Memory.WriteBytes(ArgvPosition, Encoding.ASCII.GetBytes(SwitchPath + "\0"));
//AppletType
WriteConfigEntry(Memory, ref Position, 7);
//EndOfList
WriteConfigEntry(Memory, ref Position, 0);
}
public static long IpcCall(
Switch Ns,
Process Process,
AMemory Memory,
KSession Session,
IpcMessage Request,
long CmdPtr)
{
IpcMessage Response = new IpcMessage();
using (MemoryStream Raw = new MemoryStream(Request.RawData))
{
BinaryReader ReqReader = new BinaryReader(Raw);
if (Request.Type == IpcMessageType.Request)
{
Response.Type = IpcMessageType.Response;
using (MemoryStream ResMS = new MemoryStream())
{
BinaryWriter ResWriter = new BinaryWriter(ResMS);
ServiceCtx Context = new ServiceCtx(
Ns,
Process,
Memory,
Session,
Request,
Response,
ReqReader,
ResWriter);
Session.Service.CallMethod(Context);
Response.RawData = ResMS.ToArray();
}
}
else if (Request.Type == IpcMessageType.Control)
{
long Magic = ReqReader.ReadInt64();
long CmdId = ReqReader.ReadInt64();
switch (CmdId)
{
case 0:
{
Request = FillResponse(Response, 0, Session.Service.ConvertToDomain());
break;
}
case 3:
{
Request = FillResponse(Response, 0, 0x500);
break;
}
//TODO: Whats the difference between IpcDuplicateSession/Ex?
case 2:
case 4:
{
int Unknown = ReqReader.ReadInt32();
int Handle = Process.HandleTable.OpenHandle(Session);
Response.HandleDesc = IpcHandleDesc.MakeMove(Handle);
Request = FillResponse(Response, 0);
break;
}
default: throw new NotImplementedException(CmdId.ToString());
}
}
else if (Request.Type == IpcMessageType.CloseSession)
{
//TODO
}
else
{
throw new NotImplementedException(Request.Type.ToString());
}
Memory.WriteBytes(CmdPtr, Response.GetBytes(CmdPtr));
}
return(0);
}
public Executable(IExecutable Exe, KMemoryManager MemoryManager, AMemory Memory, long ImageBase)
{
Dynamic = new List <ElfDyn>();
FilePath = Exe.FilePath;
if (FilePath != null)
{
Name = Path.GetFileNameWithoutExtension(FilePath.Replace(Homebrew.TemporaryNroSuffix, ""));
}
this.Memory = Memory;
this.MemoryManager = MemoryManager;
this.ImageBase = ImageBase;
this.ImageEnd = ImageBase;
long TextPosition = ImageBase + (uint)Exe.TextOffset;
long ROPosition = ImageBase + (uint)Exe.ROOffset;
long DataPosition = ImageBase + (uint)Exe.DataOffset;
long TextSize = (uint)IntUtils.AlignUp(Exe.Text.Length, KMemoryManager.PageSize);
long ROSize = (uint)IntUtils.AlignUp(Exe.RO.Length, KMemoryManager.PageSize);
long DataSize = (uint)IntUtils.AlignUp(Exe.Data.Length, KMemoryManager.PageSize);
long DataAndBssSize = (uint)IntUtils.AlignUp(Exe.BssSize, KMemoryManager.PageSize) + DataSize;
ImageEnd = DataPosition + DataAndBssSize;
MemoryManager.HleMapProcessCode(TextPosition, TextSize + ROSize + DataAndBssSize);
MemoryManager.SetProcessMemoryPermission(ROPosition, ROSize, MemoryPermission.Read);
MemoryManager.SetProcessMemoryPermission(DataPosition, DataAndBssSize, MemoryPermission.ReadAndWrite);
Memory.WriteBytes(TextPosition, Exe.Text);
Memory.WriteBytes(ROPosition, Exe.RO);
Memory.WriteBytes(DataPosition, Exe.Data);
if (Exe.Mod0Offset == 0)
{
return;
}
long Mod0Offset = ImageBase + Exe.Mod0Offset;
int Mod0Magic = Memory.ReadInt32(Mod0Offset + 0x0);
long DynamicOffset = Memory.ReadInt32(Mod0Offset + 0x4) + Mod0Offset;
long BssStartOffset = Memory.ReadInt32(Mod0Offset + 0x8) + Mod0Offset;
long BssEndOffset = Memory.ReadInt32(Mod0Offset + 0xc) + Mod0Offset;
long EhHdrStartOffset = Memory.ReadInt32(Mod0Offset + 0x10) + Mod0Offset;
long EhHdrEndOffset = Memory.ReadInt32(Mod0Offset + 0x14) + Mod0Offset;
long ModObjOffset = Memory.ReadInt32(Mod0Offset + 0x18) + Mod0Offset;
while (true)
{
long TagVal = Memory.ReadInt64(DynamicOffset + 0);
long Value = Memory.ReadInt64(DynamicOffset + 8);
DynamicOffset += 0x10;
ElfDynTag Tag = (ElfDynTag)TagVal;
if (Tag == ElfDynTag.DT_NULL)
{
break;
}
Dynamic.Add(new ElfDyn(Tag, Value));
}
long StrTblAddr = ImageBase + GetFirstValue(ElfDynTag.DT_STRTAB);
long SymTblAddr = ImageBase + GetFirstValue(ElfDynTag.DT_SYMTAB);
long SymEntSize = GetFirstValue(ElfDynTag.DT_SYMENT);
List <ElfSym> Symbols = new List <ElfSym>();
while ((ulong)SymTblAddr < (ulong)StrTblAddr)
{
ElfSym Sym = GetSymbol(SymTblAddr, StrTblAddr);
Symbols.Add(Sym);
SymTblAddr += SymEntSize;
}
SymbolTable = Array.AsReadOnly(Symbols.OrderBy(x => x.Value).ToArray());
}