public static bool LoadNsos(KernelContext context, out ProcessTamperInfo tamperInfo, Npdm metaData, byte[] arguments = null, params IExecutable[] executables)
{
ulong argsStart = 0;
uint argsSize = 0;
ulong codeStart = metaData.Is64Bit ? 0x8000000UL : 0x200000UL;
uint codeSize = 0;
var buildIds = executables.Select(e => (e switch
{
NsoExecutable nso => BitConverter.ToString(nso.BuildId.Bytes.ToArray()),
NroExecutable nro => BitConverter.ToString(nro.Header.BuildId),
_ => ""
}).Replace("-", "").ToUpper());
public NroInfo(
NroExecutable executable,
byte[] hash,
ulong nroAddress,
ulong nroSize,
ulong bssAddress,
ulong bssSize,
ulong totalSize)
{
Executable = executable;
Hash = hash;
NroAddress = nroAddress;
NroSize = nroSize;
BssAddress = bssAddress;
BssSize = bssSize;
TotalSize = totalSize;
}
public ResultCode ParseNro(out NroInfo res, ServiceCtx context, ulong nroAddress, ulong nroSize, ulong bssAddress, ulong bssSize)
{
res = null;
if (_nroInfos.Count >= MaxNro)
{
return(ResultCode.TooManyNro);
}
else if (nroSize == 0 || nroAddress + nroSize <= nroAddress || (nroSize & 0xFFF) != 0)
{
return(ResultCode.InvalidSize);
}
else if (bssSize != 0 && bssAddress + bssSize <= bssAddress)
{
return(ResultCode.InvalidSize);
}
else if ((nroAddress & 0xFFF) != 0)
{
return(ResultCode.InvalidAddress);
}
uint magic = _owner.CpuMemory.Read <uint>(nroAddress + 0x10);
uint nroFileSize = _owner.CpuMemory.Read <uint>(nroAddress + 0x18);
if (magic != NroMagic || nroSize != nroFileSize)
{
return(ResultCode.InvalidNro);
}
byte[] nroData = new byte[nroSize];
_owner.CpuMemory.Read(nroAddress, nroData);
byte[] nroHash = null;
MemoryStream stream = new MemoryStream(nroData);
using (SHA256 hasher = SHA256.Create())
{
nroHash = hasher.ComputeHash(stream);
}
if (!IsNroHashPresent(nroHash))
{
return(ResultCode.NotRegistered);
}
if (IsNroLoaded(nroHash))
{
return(ResultCode.AlreadyLoaded);
}
stream.Position = 0;
NroExecutable nro = new NroExecutable(stream.AsStorage(), nroAddress, bssAddress);
// Check if everything is page align.
if ((nro.Text.Length & 0xFFF) != 0 || (nro.Ro.Length & 0xFFF) != 0 ||
(nro.Data.Length & 0xFFF) != 0 || (nro.BssSize & 0xFFF) != 0)
{
return(ResultCode.InvalidNro);
}
// Check if everything is contiguous.
if (nro.RoOffset != nro.TextOffset + nro.Text.Length ||
nro.DataOffset != nro.RoOffset + nro.Ro.Length ||
nroFileSize != nro.DataOffset + nro.Data.Length)
{
return(ResultCode.InvalidNro);
}
// Check the bss size match.
if ((ulong)nro.BssSize != bssSize)
{
return(ResultCode.InvalidNro);
}
uint totalSize = (uint)nro.Text.Length + (uint)nro.Ro.Length + (uint)nro.Data.Length + nro.BssSize;
// Apply patches
context.Device.FileSystem.ModLoader.ApplyNroPatches(nro);
res = new NroInfo(
nro,
nroHash,
nroAddress,
nroSize,
bssAddress,
bssSize,
(ulong)totalSize);
return(ResultCode.Success);
}
public ResultCode ParseNro(out NroInfo res, ServiceCtx context, ulong nroAddress, ulong nroSize, ulong bssAddress, ulong bssSize)
{
res = null;
if (_nroInfos.Count >= MaxNro)
{
return(ResultCode.TooManyNro);
}
else if (nroSize == 0 || nroAddress + nroSize <= nroAddress || (nroSize & 0xFFF) != 0)
{
return(ResultCode.InvalidSize);
}
else if (bssSize != 0 && bssAddress + bssSize <= bssAddress)
{
return(ResultCode.InvalidSize);
}
else if ((nroAddress & 0xFFF) != 0)
{
return(ResultCode.InvalidAddress);
}
uint magic = context.Memory.ReadUInt32((long)nroAddress + 0x10);
uint nroFileSize = context.Memory.ReadUInt32((long)nroAddress + 0x18);
if (magic != NroMagic || nroSize != nroFileSize)
{
return(ResultCode.InvalidNro);
}
byte[] nroData = context.Memory.ReadBytes((long)nroAddress, (long)nroSize);
byte[] nroHash = null;
MemoryStream stream = new MemoryStream(nroData);
using (SHA256 hasher = SHA256.Create())
{
nroHash = hasher.ComputeHash(stream);
}
if (!IsNroHashPresent(nroHash))
{
return(ResultCode.NotRegistered);
}
if (IsNroLoaded(nroHash))
{
return(ResultCode.AlreadyLoaded);
}
stream.Position = 0;
NroExecutable executable = new NroExecutable(stream, nroAddress, bssAddress);
// check if everything is page align.
if ((executable.Text.Length & 0xFFF) != 0 || (executable.Ro.Length & 0xFFF) != 0 ||
(executable.Data.Length & 0xFFF) != 0 || (executable.BssSize & 0xFFF) != 0)
{
return(ResultCode.InvalidNro);
}
// check if everything is contiguous.
if (executable.RoOffset != executable.TextOffset + executable.Text.Length ||
executable.DataOffset != executable.RoOffset + executable.Ro.Length ||
nroFileSize != executable.DataOffset + executable.Data.Length)
{
return(ResultCode.InvalidNro);
}
// finally check the bss size match.
if ((ulong)executable.BssSize != bssSize)
{
return(ResultCode.InvalidNro);
}
int totalSize = executable.Text.Length + executable.Ro.Length + executable.Data.Length + executable.BssSize;
res = new NroInfo(
executable,
nroHash,
nroAddress,
nroSize,
bssAddress,
bssSize,
(ulong)totalSize);
return(ResultCode.Success);
}
public void LoadProgram(string filePath)
{
Npdm metaData = GetDefaultNpdm();
bool isNro = Path.GetExtension(filePath).ToLower() == ".nro";
IExecutable staticObject;
if (isNro)
{
FileStream input = new FileStream(filePath, FileMode.Open);
NroExecutable obj = new NroExecutable(input);
staticObject = obj;
// homebrew NRO can actually have some data after the actual NRO
if (input.Length > obj.FileSize)
{
input.Position = obj.FileSize;
BinaryReader reader = new BinaryReader(input);
uint asetMagic = reader.ReadUInt32();
if (asetMagic == 0x54455341)
{
uint asetVersion = reader.ReadUInt32();
if (asetVersion == 0)
{
ulong iconOffset = reader.ReadUInt64();
ulong iconSize = reader.ReadUInt64();
ulong nacpOffset = reader.ReadUInt64();
ulong nacpSize = reader.ReadUInt64();
ulong romfsOffset = reader.ReadUInt64();
ulong romfsSize = reader.ReadUInt64();
if (romfsSize != 0)
{
Device.FileSystem.SetRomFs(new HomebrewRomFsStream(input, obj.FileSize + (long)romfsOffset));
}
if (nacpSize != 0)
{
input.Seek(obj.FileSize + (long)nacpOffset, SeekOrigin.Begin);
reader.Read(ControlData.ByteSpan);
ref ApplicationControlProperty nacp = ref ControlData.Value;
metaData.TitleName = nacp.Titles[(int)State.DesiredTitleLanguage].Name.ToString();
if (string.IsNullOrWhiteSpace(metaData.TitleName))
{
metaData.TitleName = nacp.Titles.ToArray().FirstOrDefault(x => x.Name[0] != 0).Name.ToString();
}
if (nacp.PresenceGroupId != 0)
{
metaData.Aci0.TitleId = nacp.PresenceGroupId;
}
else if (nacp.SaveDataOwnerId.Value != 0)
{
metaData.Aci0.TitleId = nacp.SaveDataOwnerId.Value;
}
else if (nacp.AddOnContentBaseId != 0)
{
metaData.Aci0.TitleId = nacp.AddOnContentBaseId - 0x1000;
}
else
{
metaData.Aci0.TitleId = 0000000000000000;
}
}
}
else
{
Logger.PrintWarning(LogClass.Loader, $"Unsupported ASET header version found \"{asetVersion}\"");
}
}
}
}
