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Ryujinx/Ryujinx.HLE/HOS/Services/Bsd/IClient.cs
Thomas Guillemard b5f7d8106b Complete rewrite of bsd IClient (#460)
This should provide accurate behaviours.
This implementation has been tested with ftpd and libtransistor bsd tests.

This implementation lacks OOB support.
2018-10-20 22:08:58 +00:00

1193 lines
44 KiB
C#

using Ryujinx.Common.Logging;
using Ryujinx.HLE.HOS.Ipc;
using Ryujinx.HLE.Utilities;
using System.Collections.Generic;
using System.Net;
using System.Net.Sockets;
using System.Text;
namespace Ryujinx.HLE.HOS.Services.Bsd
{
class IClient : IpcService
{
private static Dictionary<WSAError, LinuxError> ErrorMap = new Dictionary<WSAError, LinuxError>
{
// WSAEINTR
{WSAError.WSAEINTR, LinuxError.EINTR},
// WSAEWOULDBLOCK
{WSAError.WSAEWOULDBLOCK, LinuxError.EWOULDBLOCK},
// WSAEINPROGRESS
{WSAError.WSAEINPROGRESS, LinuxError.EINPROGRESS},
// WSAEALREADY
{WSAError.WSAEALREADY, LinuxError.EALREADY},
// WSAENOTSOCK
{WSAError.WSAENOTSOCK, LinuxError.ENOTSOCK},
// WSAEDESTADDRREQ
{WSAError.WSAEDESTADDRREQ, LinuxError.EDESTADDRREQ},
// WSAEMSGSIZE
{WSAError.WSAEMSGSIZE, LinuxError.EMSGSIZE},
// WSAEPROTOTYPE
{WSAError.WSAEPROTOTYPE, LinuxError.EPROTOTYPE},
// WSAENOPROTOOPT
{WSAError.WSAENOPROTOOPT, LinuxError.ENOPROTOOPT},
// WSAEPROTONOSUPPORT
{WSAError.WSAEPROTONOSUPPORT, LinuxError.EPROTONOSUPPORT},
// WSAESOCKTNOSUPPORT
{WSAError.WSAESOCKTNOSUPPORT, LinuxError.ESOCKTNOSUPPORT},
// WSAEOPNOTSUPP
{WSAError.WSAEOPNOTSUPP, LinuxError.EOPNOTSUPP},
// WSAEPFNOSUPPORT
{WSAError.WSAEPFNOSUPPORT, LinuxError.EPFNOSUPPORT},
// WSAEAFNOSUPPORT
{WSAError.WSAEAFNOSUPPORT, LinuxError.EAFNOSUPPORT},
// WSAEADDRINUSE
{WSAError.WSAEADDRINUSE, LinuxError.EADDRINUSE},
// WSAEADDRNOTAVAIL
{WSAError.WSAEADDRNOTAVAIL, LinuxError.EADDRNOTAVAIL},
// WSAENETDOWN
{WSAError.WSAENETDOWN, LinuxError.ENETDOWN},
// WSAENETUNREACH
{WSAError.WSAENETUNREACH, LinuxError.ENETUNREACH},
// WSAENETRESET
{WSAError.WSAENETRESET, LinuxError.ENETRESET},
// WSAECONNABORTED
{WSAError.WSAECONNABORTED, LinuxError.ECONNABORTED},
// WSAECONNRESET
{WSAError.WSAECONNRESET, LinuxError.ECONNRESET},
// WSAENOBUFS
{WSAError.WSAENOBUFS, LinuxError.ENOBUFS},
// WSAEISCONN
{WSAError.WSAEISCONN, LinuxError.EISCONN},
// WSAENOTCONN
{WSAError.WSAENOTCONN, LinuxError.ENOTCONN},
// WSAESHUTDOWN
{WSAError.WSAESHUTDOWN, LinuxError.ESHUTDOWN},
// WSAETOOMANYREFS
{WSAError.WSAETOOMANYREFS, LinuxError.ETOOMANYREFS},
// WSAETIMEDOUT
{WSAError.WSAETIMEDOUT, LinuxError.ETIMEDOUT},
// WSAECONNREFUSED
{WSAError.WSAECONNREFUSED, LinuxError.ECONNREFUSED},
// WSAELOOP
{WSAError.WSAELOOP, LinuxError.ELOOP},
// WSAENAMETOOLONG
{WSAError.WSAENAMETOOLONG, LinuxError.ENAMETOOLONG},
// WSAEHOSTDOWN
{WSAError.WSAEHOSTDOWN, LinuxError.EHOSTDOWN},
// WSAEHOSTUNREACH
{WSAError.WSAEHOSTUNREACH, LinuxError.EHOSTUNREACH},
// WSAENOTEMPTY
{WSAError.WSAENOTEMPTY, LinuxError.ENOTEMPTY},
// WSAEUSERS
{WSAError.WSAEUSERS, LinuxError.EUSERS},
// WSAEDQUOT
{WSAError.WSAEDQUOT, LinuxError.EDQUOT},
// WSAESTALE
{WSAError.WSAESTALE, LinuxError.ESTALE},
// WSAEREMOTE
{WSAError.WSAEREMOTE, LinuxError.EREMOTE},
// WSAEINVAL
{WSAError.WSAEINVAL, LinuxError.EINVAL},
// WSAEFAULT
{WSAError.WSAEFAULT, LinuxError.EFAULT},
// NOERROR
{0, 0}
};
private Dictionary<int, ServiceProcessRequest> m_Commands;
public override IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
private bool IsPrivileged;
private List<BsdSocket> Sockets = new List<BsdSocket>();
public IClient(bool IsPrivileged)
{
m_Commands = new Dictionary<int, ServiceProcessRequest>()
{
{ 0, RegisterClient },
{ 1, StartMonitoring },
{ 2, Socket },
{ 3, SocketExempt },
{ 4, Open },
{ 5, Select },
{ 6, Poll },
{ 7, Sysctl },
{ 8, Recv },
{ 9, RecvFrom },
{ 10, Send },
{ 11, SendTo },
{ 12, Accept },
{ 13, Bind },
{ 14, Connect },
{ 15, GetPeerName },
{ 16, GetSockName },
{ 17, GetSockOpt },
{ 18, Listen },
{ 19, Ioctl },
{ 20, Fcntl },
{ 21, SetSockOpt },
{ 22, Shutdown },
{ 23, ShutdownAllSockets },
{ 24, Write },
{ 25, Read },
{ 26, Close },
{ 27, DuplicateSocket },
};
this.IsPrivileged = IsPrivileged;
}
private LinuxError ConvertError(WSAError ErrorCode)
{
LinuxError Errno;
if (!ErrorMap.TryGetValue(ErrorCode, out Errno))
{
Errno = (LinuxError)ErrorCode;
}
return Errno;
}
private long WriteWinSock2Error(ServiceCtx Context, WSAError ErrorCode)
{
return WriteBsdResult(Context, -1, ConvertError(ErrorCode));
}
private long WriteBsdResult(ServiceCtx Context, int Result, LinuxError ErrorCode = 0)
{
if (ErrorCode != LinuxError.SUCCESS)
{
Result = -1;
}
Context.ResponseData.Write(Result);
Context.ResponseData.Write((int)ErrorCode);
return 0;
}
private BsdSocket RetrieveSocket(int SocketFd)
{
if (SocketFd >= 0 && Sockets.Count > SocketFd)
{
return Sockets[SocketFd];
}
return null;
}
private LinuxError SetResultErrno(Socket Socket, int Result)
{
return Result == 0 && !Socket.Blocking ? LinuxError.EWOULDBLOCK : LinuxError.SUCCESS;
}
private AddressFamily ConvertFromBsd(int Domain)
{
if (Domain == 2)
{
return AddressFamily.InterNetwork;
}
// FIXME: AF_ROUTE ignored, is that really needed?
return AddressFamily.Unknown;
}
private long SocketInternal(ServiceCtx Context, bool Exempt)
{
AddressFamily Domain = (AddressFamily)Context.RequestData.ReadInt32();
SocketType Type = (SocketType)Context.RequestData.ReadInt32();
ProtocolType Protocol = (ProtocolType)Context.RequestData.ReadInt32();
if (Domain == AddressFamily.Unknown)
{
return WriteBsdResult(Context, -1, LinuxError.EPROTONOSUPPORT);
}
else if ((Type == SocketType.Seqpacket || Type == SocketType.Raw) && !IsPrivileged)
{
if (Domain != AddressFamily.InterNetwork || Type != SocketType.Raw || Protocol != ProtocolType.Icmp)
{
return WriteBsdResult(Context, -1, LinuxError.ENOENT);
}
}
BsdSocket NewBsdSocket = new BsdSocket
{
Family = (int)Domain,
Type = (int)Type,
Protocol = (int)Protocol,
Handle = new Socket(Domain, Type, Protocol)
};
Sockets.Add(NewBsdSocket);
if (Exempt)
{
NewBsdSocket.Handle.Disconnect(true);
}
return WriteBsdResult(Context, Sockets.Count - 1);
}
private IPEndPoint ParseSockAddr(ServiceCtx Context, long BufferPosition, long BufferSize)
{
int Size = Context.Memory.ReadByte(BufferPosition);
int Family = Context.Memory.ReadByte(BufferPosition + 1);
int Port = EndianSwap.Swap16(Context.Memory.ReadUInt16(BufferPosition + 2));
byte[] RawIp = Context.Memory.ReadBytes(BufferPosition + 4, 4);
return new IPEndPoint(new IPAddress(RawIp), Port);
}
private void WriteSockAddr(ServiceCtx Context, long BufferPosition, IPEndPoint EndPoint)
{
Context.Memory.WriteByte(BufferPosition, 0);
Context.Memory.WriteByte(BufferPosition + 1, (byte)EndPoint.AddressFamily);
Context.Memory.WriteUInt16(BufferPosition + 2, EndianSwap.Swap16((ushort)EndPoint.Port));
Context.Memory.WriteBytes(BufferPosition + 4, EndPoint.Address.GetAddressBytes());
}
private void WriteSockAddr(ServiceCtx Context, long BufferPosition, BsdSocket Socket, bool IsRemote)
{
IPEndPoint EndPoint = (IsRemote ? Socket.Handle.RemoteEndPoint : Socket.Handle.LocalEndPoint) as IPEndPoint;
WriteSockAddr(Context, BufferPosition, EndPoint);
}
// Initialize(nn::socket::BsdBufferConfig config, u64 pid, u64 transferMemorySize, KObject<copy, transfer_memory>, pid) -> u32 bsd_errno
public long RegisterClient(ServiceCtx Context)
{
/*
typedef struct {
u32 version; // Observed 1 on 2.0 LibAppletWeb, 2 on 3.0.
u32 tcp_tx_buf_size; // Size of the TCP transfer (send) buffer (initial or fixed).
u32 tcp_rx_buf_size; // Size of the TCP recieve buffer (initial or fixed).
u32 tcp_tx_buf_max_size; // Maximum size of the TCP transfer (send) buffer. If it is 0, the size of the buffer is fixed to its initial value.
u32 tcp_rx_buf_max_size; // Maximum size of the TCP receive buffer. If it is 0, the size of the buffer is fixed to its initial value.
u32 udp_tx_buf_size; // Size of the UDP transfer (send) buffer (typically 0x2400 bytes).
u32 udp_rx_buf_size; // Size of the UDP receive buffer (typically 0xA500 bytes).
u32 sb_efficiency; // Number of buffers for each socket (standard values range from 1 to 8).
} BsdBufferConfig;
*/
// bsd_error
Context.ResponseData.Write(0);
Logger.PrintStub(LogClass.ServiceBsd, "Stubbed.");
return 0;
}
// StartMonitoring(u64, pid)
public long StartMonitoring(ServiceCtx Context)
{
ulong Unknown0 = Context.RequestData.ReadUInt64();
Logger.PrintStub(LogClass.ServiceBsd, $"Stubbed. Unknown0: {Unknown0}");
return 0;
}
// Socket(u32 domain, u32 type, u32 protocol) -> (i32 ret, u32 bsd_errno)
public long Socket(ServiceCtx Context)
{
return SocketInternal(Context, false);
}
// SocketExempt(u32 domain, u32 type, u32 protocol) -> (i32 ret, u32 bsd_errno)
public long SocketExempt(ServiceCtx Context)
{
return SocketInternal(Context, true);
}
// Open(u32 flags, array<unknown, 0x21> path) -> (i32 ret, u32 bsd_errno)
public long Open(ServiceCtx Context)
{
(long BufferPosition, long BufferSize) = Context.Request.GetBufferType0x21();
int Flags = Context.RequestData.ReadInt32();
byte[] RawPath = Context.Memory.ReadBytes(BufferPosition, BufferSize);
string Path = Encoding.ASCII.GetString(RawPath);
WriteBsdResult(Context, -1, LinuxError.EOPNOTSUPP);
Logger.PrintStub(LogClass.ServiceBsd, $"Stubbed. Path: {Path} - " +
$"Flags: {Flags}");
return 0;
}
// Select(u32 nfds, nn::socket::timeout timeout, buffer<nn::socket::fd_set, 0x21, 0> readfds_in, buffer<nn::socket::fd_set, 0x21, 0> writefds_in, buffer<nn::socket::fd_set, 0x21, 0> errorfds_in) -> (i32 ret, u32 bsd_errno, buffer<nn::socket::fd_set, 0x22, 0> readfds_out, buffer<nn::socket::fd_set, 0x22, 0> writefds_out, buffer<nn::socket::fd_set, 0x22, 0> errorfds_out)
public long Select(ServiceCtx Context)
{
WriteBsdResult(Context, -1, LinuxError.EOPNOTSUPP);
Logger.PrintStub(LogClass.ServiceBsd, $"Stubbed.");
return 0;
}
// Poll(u32 nfds, u32 timeout, buffer<unknown, 0x21, 0> fds) -> (i32 ret, u32 bsd_errno, buffer<unknown, 0x22, 0>)
public long Poll(ServiceCtx Context)
{
int FdsCount = Context.RequestData.ReadInt32();
int Timeout = Context.RequestData.ReadInt32();
(long BufferPosition, long BufferSize) = Context.Request.GetBufferType0x21();
if (Timeout < -1 || FdsCount < 0 || (FdsCount * 8) > BufferSize)
{
return WriteBsdResult(Context, -1, LinuxError.EINVAL);
}
PollEvent[] Events = new PollEvent[FdsCount];
for (int i = 0; i < FdsCount; i++)
{
int SocketFd = Context.Memory.ReadInt32(BufferPosition + i * 8);
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket == null)
{
return WriteBsdResult(Context, -1, LinuxError.EBADF);
}
PollEvent.EventTypeMask InputEvents = (PollEvent.EventTypeMask)Context.Memory.ReadInt16(BufferPosition + i * 8 + 4);
PollEvent.EventTypeMask OutputEvents = (PollEvent.EventTypeMask)Context.Memory.ReadInt16(BufferPosition + i * 8 + 6);
Events[i] = new PollEvent(SocketFd, Socket, InputEvents, OutputEvents);
}
List<Socket> ReadEvents = new List<Socket>();
List<Socket> WriteEvents = new List<Socket>();
List<Socket> ErrorEvents = new List<Socket>();
foreach (PollEvent Event in Events)
{
bool IsValidEvent = false;
if ((Event.InputEvents & PollEvent.EventTypeMask.Input) != 0)
{
ReadEvents.Add(Event.Socket.Handle);
ErrorEvents.Add(Event.Socket.Handle);
IsValidEvent = true;
}
if ((Event.InputEvents & PollEvent.EventTypeMask.UrgentInput) != 0)
{
ReadEvents.Add(Event.Socket.Handle);
ErrorEvents.Add(Event.Socket.Handle);
IsValidEvent = true;
}
if ((Event.InputEvents & PollEvent.EventTypeMask.Output) != 0)
{
WriteEvents.Add(Event.Socket.Handle);
ErrorEvents.Add(Event.Socket.Handle);
IsValidEvent = true;
}
if ((Event.InputEvents & PollEvent.EventTypeMask.Error) != 0)
{
ErrorEvents.Add(Event.Socket.Handle);
IsValidEvent = true;
}
if (!IsValidEvent)
{
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported Poll input event type: {Event.InputEvents}");
return WriteBsdResult(Context, -1, LinuxError.EINVAL);
}
}
try
{
System.Net.Sockets.Socket.Select(ReadEvents, WriteEvents, ErrorEvents, Timeout);
}
catch (SocketException Exception)
{
return WriteWinSock2Error(Context, (WSAError)Exception.ErrorCode);
}
for (int i = 0; i < FdsCount; i++)
{
PollEvent Event = Events[i];
Context.Memory.WriteInt32(BufferPosition + i * 8, Event.SocketFd);
Context.Memory.WriteInt16(BufferPosition + i * 8 + 4, (short)Event.InputEvents);
PollEvent.EventTypeMask OutputEvents = 0;
Socket Socket = Event.Socket.Handle;
if (ErrorEvents.Contains(Socket))
{
OutputEvents |= PollEvent.EventTypeMask.Error;
if (!Socket.Connected || !Socket.IsBound)
{
OutputEvents |= PollEvent.EventTypeMask.Disconnected;
}
}
if (ReadEvents.Contains(Socket))
{
if ((Event.InputEvents & PollEvent.EventTypeMask.Input) != 0)
{
OutputEvents |= PollEvent.EventTypeMask.Input;
}
}
if (WriteEvents.Contains(Socket))
{
OutputEvents |= PollEvent.EventTypeMask.Output;
}
Context.Memory.WriteInt16(BufferPosition + i * 8 + 6, (short)OutputEvents);
}
return WriteBsdResult(Context, ReadEvents.Count + WriteEvents.Count + ErrorEvents.Count, LinuxError.SUCCESS);
}
// Sysctl(buffer<unknown, 0x21, 0>, buffer<unknown, 0x21, 0>) -> (i32 ret, u32 bsd_errno, u32, buffer<unknown, 0x22, 0>)
public long Sysctl(ServiceCtx Context)
{
WriteBsdResult(Context, -1, LinuxError.EOPNOTSUPP);
Logger.PrintStub(LogClass.ServiceBsd, $"Stubbed.");
return 0;
}
// Recv(u32 socket, u32 flags) -> (i32 ret, u32 bsd_errno, array<i8, 0x22> message)
public long Recv(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
SocketFlags SocketFlags = (SocketFlags)Context.RequestData.ReadInt32();
(long ReceivePosition, long ReceiveLength) = Context.Request.GetBufferType0x22();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
int Result = -1;
if (Socket != null)
{
if (SocketFlags != SocketFlags.None && (SocketFlags & SocketFlags.OutOfBand) == 0
&& (SocketFlags & SocketFlags.Peek) == 0)
{
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported Recv flags: {SocketFlags}");
return WriteBsdResult(Context, -1, LinuxError.EOPNOTSUPP);
}
byte[] ReceivedBuffer = new byte[ReceiveLength];
try
{
Result = Socket.Handle.Receive(ReceivedBuffer, SocketFlags);
Errno = SetResultErrno(Socket.Handle, Result);
Context.Memory.WriteBytes(ReceivePosition, ReceivedBuffer);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, Result, Errno);
}
// RecvFrom(u32 sock, u32 flags) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<i8, 0x22, 0> message, buffer<nn::socket::sockaddr_in, 0x22, 0x10>)
public long RecvFrom(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
SocketFlags SocketFlags = (SocketFlags)Context.RequestData.ReadInt32();
(long ReceivePosition, long ReceiveLength) = Context.Request.GetBufferType0x22();
(long SockAddrInPosition, long SockAddrInSize) = Context.Request.GetBufferType0x21();
(long SockAddrOutPosition, long SockAddrOutSize) = Context.Request.GetBufferType0x22(1);
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
int Result = -1;
if (Socket != null)
{
if (SocketFlags != SocketFlags.None && (SocketFlags & SocketFlags.OutOfBand) == 0
&& (SocketFlags & SocketFlags.Peek) == 0)
{
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported Recv flags: {SocketFlags}");
return WriteBsdResult(Context, -1, LinuxError.EOPNOTSUPP);
}
byte[] ReceivedBuffer = new byte[ReceiveLength];
EndPoint EndPoint = ParseSockAddr(Context, SockAddrInPosition, SockAddrInSize);
try
{
Result = Socket.Handle.ReceiveFrom(ReceivedBuffer, ReceivedBuffer.Length, SocketFlags, ref EndPoint);
Errno = SetResultErrno(Socket.Handle, Result);
Context.Memory.WriteBytes(ReceivePosition, ReceivedBuffer);
WriteSockAddr(Context, SockAddrOutPosition, (IPEndPoint)EndPoint);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, Result, Errno);
}
// Send(u32 socket, u32 flags, buffer<i8, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public long Send(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
SocketFlags SocketFlags = (SocketFlags)Context.RequestData.ReadInt32();
(long SendPosition, long SendSize) = Context.Request.GetBufferType0x21();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
int Result = -1;
if (Socket != null)
{
if (SocketFlags != SocketFlags.None && SocketFlags != SocketFlags.OutOfBand
&& SocketFlags != SocketFlags.Peek && SocketFlags != SocketFlags.DontRoute)
{
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported Send flags: {SocketFlags}");
return WriteBsdResult(Context, -1, LinuxError.EOPNOTSUPP);
}
byte[] SendBuffer = Context.Memory.ReadBytes(SendPosition, SendSize);
try
{
Result = Socket.Handle.Send(SendBuffer, SocketFlags);
Errno = SetResultErrno(Socket.Handle, Result);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, Result, Errno);
}
// SendTo(u32 socket, u32 flags, buffer<i8, 0x21, 0>, buffer<nn::socket::sockaddr_in, 0x21, 0x10>) -> (i32 ret, u32 bsd_errno)
public long SendTo(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
SocketFlags SocketFlags = (SocketFlags)Context.RequestData.ReadInt32();
(long SendPosition, long SendSize) = Context.Request.GetBufferType0x21();
(long BufferPosition, long BufferSize) = Context.Request.GetBufferType0x21(1);
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
int Result = -1;
if (Socket != null)
{
if (SocketFlags != SocketFlags.None && SocketFlags != SocketFlags.OutOfBand
&& SocketFlags != SocketFlags.Peek && SocketFlags != SocketFlags.DontRoute)
{
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported Send flags: {SocketFlags}");
return WriteBsdResult(Context, -1, LinuxError.EOPNOTSUPP);
}
byte[] SendBuffer = Context.Memory.ReadBytes(SendPosition, SendSize);
EndPoint EndPoint = ParseSockAddr(Context, BufferPosition, BufferSize);
try
{
Result = Socket.Handle.SendTo(SendBuffer, SendBuffer.Length, SocketFlags, EndPoint);
Errno = SetResultErrno(Socket.Handle, Result);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, Result, Errno);
}
// Accept(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<nn::socket::sockaddr_in, 0x22, 0x10> addr)
public long Accept(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
(long BufferPos, long BufferSize) = Context.Request.GetBufferType0x22();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.SUCCESS;
Socket NewSocket = null;
try
{
NewSocket = Socket.Handle.Accept();
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
if (NewSocket == null && Errno == LinuxError.SUCCESS)
{
Errno = LinuxError.EWOULDBLOCK;
}
else if (Errno == LinuxError.SUCCESS)
{
BsdSocket NewBsdSocket = new BsdSocket
{
Family = (int)NewSocket.AddressFamily,
Type = (int)NewSocket.SocketType,
Protocol = (int)NewSocket.ProtocolType,
Handle = NewSocket,
};
Sockets.Add(NewBsdSocket);
WriteSockAddr(Context, BufferPos, NewBsdSocket, true);
WriteBsdResult(Context, Sockets.Count - 1, Errno);
Context.ResponseData.Write(0x10);
return 0;
}
}
return WriteBsdResult(Context, -1, Errno);
}
// Bind(u32 socket, buffer<nn::socket::sockaddr_in, 0x21, 0x10> addr) -> (i32 ret, u32 bsd_errno)
public long Bind(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
(long BufferPos, long BufferSize) = Context.Request.GetBufferType0x21();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.SUCCESS;
try
{
IPEndPoint EndPoint = ParseSockAddr(Context, BufferPos, BufferSize);
Socket.Handle.Bind(EndPoint);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, 0, Errno);
}
// Connect(u32 socket, buffer<nn::socket::sockaddr_in, 0x21, 0x10>) -> (i32 ret, u32 bsd_errno)
public long Connect(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
(long BufferPos, long BufferSize) = Context.Request.GetBufferType0x21();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.SUCCESS;
try
{
IPEndPoint EndPoint = ParseSockAddr(Context, BufferPos, BufferSize);
Socket.Handle.Connect(EndPoint);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, 0, Errno);
}
// GetPeerName(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<nn::socket::sockaddr_in, 0x22, 0x10> addr)
public long GetPeerName(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
(long BufferPos, long BufferSize) = Context.Request.GetBufferType0x22();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.SUCCESS;
WriteSockAddr(Context, BufferPos, Socket, true);
WriteBsdResult(Context, 0, Errno);
Context.ResponseData.Write(0x10);
}
return WriteBsdResult(Context, 0, Errno);
}
// GetSockName(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<nn::socket::sockaddr_in, 0x22, 0x10> addr)
public long GetSockName(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
(long BufferPos, long BufferSize) = Context.Request.GetBufferType0x22();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.SUCCESS;
WriteSockAddr(Context, BufferPos, Socket, false);
WriteBsdResult(Context, 0, Errno);
Context.ResponseData.Write(0x10);
}
return WriteBsdResult(Context, 0, Errno);
}
// GetSockOpt(u32 socket, u32 level, u32 option_name) -> (i32 ret, u32 bsd_errno, u32, buffer<unknown, 0x22, 0>)
public long GetSockOpt(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
int Level = Context.RequestData.ReadInt32();
int OptionName = Context.RequestData.ReadInt32();
(long BufferPosition, long BufferSize) = Context.Request.GetBufferType0x22();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.ENOPROTOOPT;
if (Level == 0xFFFF)
{
Errno = HandleGetSocketOption(Context, Socket, (SocketOptionName)OptionName, BufferPosition, BufferSize);
}
else
{
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported GetSockOpt Level: {(SocketOptionLevel)Level}");
}
}
return WriteBsdResult(Context, 0, Errno);
}
// Listen(u32 socket, u32 backlog) -> (i32 ret, u32 bsd_errno)
public long Listen(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
int Backlog = Context.RequestData.ReadInt32();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.SUCCESS;
try
{
Socket.Handle.Listen(Backlog);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, 0, Errno);
}
// Ioctl(u32 fd, u32 request, u32 bufcount, buffer<unknown, 0x21, 0>, buffer<unknown, 0x21, 0>, buffer<unknown, 0x21, 0>, buffer<unknown, 0x21, 0>) -> (i32 ret, u32 bsd_errno, buffer<unknown, 0x22, 0>, buffer<unknown, 0x22, 0>, buffer<unknown, 0x22, 0>, buffer<unknown, 0x22, 0>)
public long Ioctl(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
BsdIoctl Cmd = (BsdIoctl)Context.RequestData.ReadInt32();
int BufferCount = Context.RequestData.ReadInt32();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
switch (Cmd)
{
case BsdIoctl.AtMark:
Errno = LinuxError.SUCCESS;
(long BufferPosition, long BufferSize) = Context.Request.GetBufferType0x22();
// FIXME: OOB not implemented.
Context.Memory.WriteInt32(BufferPosition, 0);
break;
default:
Errno = LinuxError.EOPNOTSUPP;
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported Ioctl Cmd: {Cmd}");
break;
}
}
return WriteBsdResult(Context, 0, Errno);
}
// Fcntl(u32 socket, u32 cmd, u32 arg) -> (i32 ret, u32 bsd_errno)
public long Fcntl(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
int Cmd = Context.RequestData.ReadInt32();
int Arg = Context.RequestData.ReadInt32();
int Result = 0;
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.SUCCESS;
if (Cmd == 0x3)
{
Result = !Socket.Handle.Blocking ? 0x800 : 0;
}
else if (Cmd == 0x4 && Arg == 0x800)
{
Socket.Handle.Blocking = false;
Result = 0;
}
else
{
Errno = LinuxError.EOPNOTSUPP;
}
}
return WriteBsdResult(Context, Result, Errno);
}
private LinuxError HandleGetSocketOption(ServiceCtx Context, BsdSocket Socket, SocketOptionName OptionName, long OptionValuePosition, long OptionValueSize)
{
try
{
byte[] OptionValue = new byte[OptionValueSize];
switch (OptionName)
{
case SocketOptionName.Broadcast:
case SocketOptionName.DontLinger:
case SocketOptionName.Debug:
case SocketOptionName.Error:
case SocketOptionName.KeepAlive:
case SocketOptionName.OutOfBandInline:
case SocketOptionName.ReceiveBuffer:
case SocketOptionName.ReceiveTimeout:
case SocketOptionName.SendBuffer:
case SocketOptionName.SendTimeout:
case SocketOptionName.Type:
case SocketOptionName.Linger:
Socket.Handle.GetSocketOption(SocketOptionLevel.Socket, OptionName, OptionValue);
Context.Memory.WriteBytes(OptionValuePosition, OptionValue);
return LinuxError.SUCCESS;
case (SocketOptionName)0x200:
Socket.Handle.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, OptionValue);
Context.Memory.WriteBytes(OptionValuePosition, OptionValue);
return LinuxError.SUCCESS;
default:
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported SetSockOpt OptionName: {OptionName}");
return LinuxError.EOPNOTSUPP;
}
}
catch (SocketException Exception)
{
return ConvertError((WSAError)Exception.ErrorCode);
}
}
private LinuxError HandleSetSocketOption(ServiceCtx Context, BsdSocket Socket, SocketOptionName OptionName, long OptionValuePosition, long OptionValueSize)
{
try
{
switch (OptionName)
{
case SocketOptionName.Broadcast:
case SocketOptionName.DontLinger:
case SocketOptionName.Debug:
case SocketOptionName.Error:
case SocketOptionName.KeepAlive:
case SocketOptionName.OutOfBandInline:
case SocketOptionName.ReceiveBuffer:
case SocketOptionName.ReceiveTimeout:
case SocketOptionName.SendBuffer:
case SocketOptionName.SendTimeout:
case SocketOptionName.Type:
case SocketOptionName.ReuseAddress:
Socket.Handle.SetSocketOption(SocketOptionLevel.Socket, OptionName, Context.Memory.ReadInt32(OptionValuePosition));
return LinuxError.SUCCESS;
case (SocketOptionName)0x200:
Socket.Handle.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, Context.Memory.ReadInt32(OptionValuePosition));
return LinuxError.SUCCESS;
case SocketOptionName.Linger:
Socket.Handle.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.Linger,
new LingerOption(Context.Memory.ReadInt32(OptionValuePosition) != 0, Context.Memory.ReadInt32(OptionValuePosition + 4)));
return LinuxError.SUCCESS;
default:
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported SetSockOpt OptionName: {OptionName}");
return LinuxError.EOPNOTSUPP;
}
}
catch (SocketException Exception)
{
return ConvertError((WSAError)Exception.ErrorCode);
}
}
// SetSockOpt(u32 socket, u32 level, u32 option_name, buffer<unknown, 0x21, 0> option_value) -> (i32 ret, u32 bsd_errno)
public long SetSockOpt(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
int Level = Context.RequestData.ReadInt32();
int OptionName = Context.RequestData.ReadInt32();
(long BufferPos, long BufferSize) = Context.Request.GetBufferType0x21();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.ENOPROTOOPT;
if (Level == 0xFFFF)
{
Errno = HandleSetSocketOption(Context, Socket, (SocketOptionName)OptionName, BufferPos, BufferSize);
}
else
{
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported SetSockOpt Level: {(SocketOptionLevel)Level}");
}
}
return WriteBsdResult(Context, 0, Errno);
}
// Shutdown(u32 socket, u32 how) -> (i32 ret, u32 bsd_errno)
public long Shutdown(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
int How = Context.RequestData.ReadInt32();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Errno = LinuxError.EINVAL;
if (How >= 0 && How <= 2)
{
Errno = LinuxError.SUCCESS;
try
{
Socket.Handle.Shutdown((SocketShutdown)How);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
}
return WriteBsdResult(Context, 0, Errno);
}
// ShutdownAllSockets(u32 how) -> (i32 ret, u32 bsd_errno)
public long ShutdownAllSockets(ServiceCtx Context)
{
int How = Context.RequestData.ReadInt32();
LinuxError Errno = LinuxError.EINVAL;
if (How >= 0 && How <= 2)
{
Errno = LinuxError.SUCCESS;
foreach (BsdSocket Socket in Sockets)
{
if (Socket != null)
{
try
{
Socket.Handle.Shutdown((SocketShutdown)How);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
break;
}
}
}
}
return WriteBsdResult(Context, 0, Errno);
}
// Write(u32 socket, buffer<i8, 0x21, 0> message) -> (i32 ret, u32 bsd_errno)
public long Write(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
(long SendPosition, long SendSize) = Context.Request.GetBufferType0x21();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
int Result = -1;
if (Socket != null)
{
byte[] SendBuffer = Context.Memory.ReadBytes(SendPosition, SendSize);
try
{
Result = Socket.Handle.Send(SendBuffer);
Errno = SetResultErrno(Socket.Handle, Result);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, Result, Errno);
}
// Read(u32 socket) -> (i32 ret, u32 bsd_errno, buffer<i8, 0x22, 0> message)
public long Read(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
(long ReceivePosition, long ReceiveLength) = Context.Request.GetBufferType0x22();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
int Result = -1;
if (Socket != null)
{
byte[] ReceivedBuffer = new byte[ReceiveLength];
try
{
Result = Socket.Handle.Receive(ReceivedBuffer);
Errno = SetResultErrno(Socket.Handle, Result);
}
catch (SocketException Exception)
{
Errno = ConvertError((WSAError)Exception.ErrorCode);
}
}
return WriteBsdResult(Context, Result, Errno);
}
// Close(u32 socket) -> (i32 ret, u32 bsd_errno)
public long Close(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
LinuxError Errno = LinuxError.EBADF;
BsdSocket Socket = RetrieveSocket(SocketFd);
if (Socket != null)
{
Socket.Handle.Close();
Sockets[SocketFd] = null;
Errno = LinuxError.SUCCESS;
}
return WriteBsdResult(Context, 0, Errno);
}
// DuplicateSocket(u32 socket, u64 reserved) -> (i32 ret, u32 bsd_errno)
public long DuplicateSocket(ServiceCtx Context)
{
int SocketFd = Context.RequestData.ReadInt32();
ulong Reserved = Context.RequestData.ReadUInt64();
LinuxError Errno = LinuxError.ENOENT;
int NewSockFd = -1;
if (IsPrivileged)
{
Errno = LinuxError.EBADF;
BsdSocket OldSocket = RetrieveSocket(SocketFd);
if (OldSocket != null)
{
Sockets.Add(OldSocket);
NewSockFd = Sockets.Count - 1;
}
}
return WriteBsdResult(Context, NewSockFd, Errno);
}
}
}