Ryujinx/Ryujinx.HLE/HOS/Services/Sockets/Bsd/IClient.cs

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using Ryujinx.Common.Logging;
using Ryujinx.HLE.Utilities;
using System;
using System.Buffers.Binary;
using System.Collections.Generic;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
namespace Ryujinx.HLE.HOS.Services.Sockets.Bsd
{
[Service("bsd:s", true)]
[Service("bsd:u", false)]
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 bool _isPrivileged;
private List<BsdSocket> _sockets = new List<BsdSocket>();
public IClient(ServiceCtx context, bool isPrivileged)
{
_isPrivileged = isPrivileged;
}
private LinuxError ConvertError(WsaError errorCode)
{
if (!_errorMap.TryGetValue(errorCode, out LinuxError errno))
{
errno = (LinuxError)errorCode;
}
return errno;
}
private ResultCode WriteWinSock2Error(ServiceCtx context, WsaError errorCode)
{
return WriteBsdResult(context, -1, ConvertError(errorCode));
}
private ResultCode WriteBsdResult(ServiceCtx context, int result, LinuxError errorCode = 0)
{
if (errorCode != LinuxError.SUCCESS)
{
result = -1;
}
context.ResponseData.Write(result);
context.ResponseData.Write((int)errorCode);
return ResultCode.Success;
}
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 ResultCode 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.Read<byte>((ulong)bufferPosition);
int family = context.Memory.Read<byte>((ulong)bufferPosition + 1);
int port = BinaryPrimitives.ReverseEndianness(context.Memory.Read<ushort>((ulong)bufferPosition + 2));
byte[] rawIp = new byte[4];
context.Memory.Read((ulong)bufferPosition + 4, rawIp);
return new IPEndPoint(new IPAddress(rawIp), port);
}
private void WriteSockAddr(ServiceCtx context, long bufferPosition, IPEndPoint endPoint)
{
context.Memory.Write((ulong)bufferPosition, (byte)0);
context.Memory.Write((ulong)bufferPosition + 1, (byte)endPoint.AddressFamily);
context.Memory.Write((ulong)bufferPosition + 2, BinaryPrimitives.ReverseEndianness((ushort)endPoint.Port));
context.Memory.Write((ulong)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);
}
[Command(0)]
// Initialize(nn::socket::BsdBufferConfig config, u64 pid, u64 transferMemorySize, KObject<copy, transfer_memory>, pid) -> u32 bsd_errno
public ResultCode 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);
return ResultCode.Success;
}
[Command(1)]
// StartMonitoring(u64, pid)
public ResultCode StartMonitoring(ServiceCtx context)
{
ulong unknown0 = context.RequestData.ReadUInt64();
Logger.PrintStub(LogClass.ServiceBsd, new { unknown0 });
return ResultCode.Success;
}
[Command(2)]
// Socket(u32 domain, u32 type, u32 protocol) -> (i32 ret, u32 bsd_errno)
public ResultCode Socket(ServiceCtx context)
{
return SocketInternal(context, false);
}
[Command(3)]
// SocketExempt(u32 domain, u32 type, u32 protocol) -> (i32 ret, u32 bsd_errno)
public ResultCode SocketExempt(ServiceCtx context)
{
return SocketInternal(context, true);
}
[Command(4)]
// Open(u32 flags, array<unknown, 0x21> path) -> (i32 ret, u32 bsd_errno)
public ResultCode Open(ServiceCtx context)
{
(long bufferPosition, long bufferSize) = context.Request.GetBufferType0x21();
int flags = context.RequestData.ReadInt32();
byte[] rawPath = new byte[bufferSize];
context.Memory.Read((ulong)bufferPosition, rawPath);
string path = Encoding.ASCII.GetString(rawPath);
WriteBsdResult(context, -1, LinuxError.EOPNOTSUPP);
Logger.PrintStub(LogClass.ServiceBsd, new { path, flags });
return ResultCode.Success;
}
[Command(5)]
// 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 ResultCode Select(ServiceCtx context)
{
WriteBsdResult(context, -1, LinuxError.EOPNOTSUPP);
Logger.PrintStub(LogClass.ServiceBsd);
return ResultCode.Success;
}
[Command(6)]
// Poll(u32 nfds, u32 timeout, buffer<unknown, 0x21, 0> fds) -> (i32 ret, u32 bsd_errno, buffer<unknown, 0x22, 0>)
public ResultCode 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.Read<int>((ulong)(bufferPosition + i * 8));
BsdSocket socket = RetrieveSocket(socketFd);
if (socket == null)
{
return WriteBsdResult(context, -1, LinuxError.EBADF);}
PollEvent.EventTypeMask inputEvents = (PollEvent.EventTypeMask)context.Memory.Read<short>((ulong)(bufferPosition + i * 8 + 4));
PollEvent.EventTypeMask outputEvents = (PollEvent.EventTypeMask)context.Memory.Read<short>((ulong)(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);
}
}
if (fdsCount != 0)
{
try
{
System.Net.Sockets.Socket.Select(readEvents, writeEvents, errorEvents, timeout);
}
catch (SocketException exception)
{
return WriteWinSock2Error(context, (WsaError)exception.ErrorCode);
}
}
else if (timeout == -1)
{
// FIXME: If we get a timeout of -1 and there is no fds to wait on, this should kill the KProces. (need to check that with re)
throw new InvalidOperationException();
}
else
{
// FIXME: We should make the KThread sleep but we can't do much about it yet.
Thread.Sleep(timeout);
}
for (int i = 0; i < fdsCount; i++)
{
PollEvent Event = events[i];
context.Memory.Write((ulong)(bufferPosition + i * 8), Event.SocketFd);
context.Memory.Write((ulong)(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.Write((ulong)(bufferPosition + i * 8 + 6), (short)outputEvents);
}
return WriteBsdResult(context, readEvents.Count + writeEvents.Count + errorEvents.Count, LinuxError.SUCCESS);
}
[Command(7)]
// Sysctl(buffer<unknown, 0x21, 0>, buffer<unknown, 0x21, 0>) -> (i32 ret, u32 bsd_errno, u32, buffer<unknown, 0x22, 0>)
public ResultCode Sysctl(ServiceCtx context)
{
WriteBsdResult(context, -1, LinuxError.EOPNOTSUPP);
Logger.PrintStub(LogClass.ServiceBsd);
return ResultCode.Success;
}
[Command(8)]
// Recv(u32 socket, u32 flags) -> (i32 ret, u32 bsd_errno, array<i8, 0x22> message)
public ResultCode 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.Write((ulong)receivePosition, receivedBuffer);
}
catch (SocketException exception)
{
errno = ConvertError((WsaError)exception.ErrorCode);
}
}
return WriteBsdResult(context, result, errno);
}
[Command(9)]
// 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 ResultCode RecvFrom(ServiceCtx context)
{
int socketFd = context.RequestData.ReadInt32();
SocketFlags socketFlags = (SocketFlags)context.RequestData.ReadInt32();
(long receivePosition, long receiveLength) = context.Request.GetBufferType0x22();
(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];
2019-07-13 23:47:18 +00:00
EndPoint endPoint = new IPEndPoint(IPAddress.Any, 0);
try
{
result = socket.Handle.ReceiveFrom(receivedBuffer, receivedBuffer.Length, socketFlags, ref endPoint);
errno = SetResultErrno(socket.Handle, result);
context.Memory.Write((ulong)receivePosition, receivedBuffer);
WriteSockAddr(context, sockAddrOutPosition, (IPEndPoint)endPoint);
}
catch (SocketException exception)
{
errno = ConvertError((WsaError)exception.ErrorCode);
}
}
return WriteBsdResult(context, result, errno);
}
[Command(10)]
// Send(u32 socket, u32 flags, buffer<i8, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public ResultCode 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 = new byte[sendSize];
context.Memory.Read((ulong)sendPosition, sendBuffer);
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);
}
[Command(11)]
// SendTo(u32 socket, u32 flags, buffer<i8, 0x21, 0>, buffer<nn::socket::sockaddr_in, 0x21, 0x10>) -> (i32 ret, u32 bsd_errno)
public ResultCode 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 = new byte[sendSize];
context.Memory.Read((ulong)sendPosition, sendBuffer);
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);
}
[Command(12)]
// Accept(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<nn::socket::sockaddr_in, 0x22, 0x10> addr)
public ResultCode 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);
2018-04-06 04:06:34 +00:00
context.ResponseData.Write(0x10);
return ResultCode.Success;
}
}
return WriteBsdResult(context, -1, errno);
}
[Command(13)]
// Bind(u32 socket, buffer<nn::socket::sockaddr_in, 0x21, 0x10> addr) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
[Command(14)]
// Connect(u32 socket, buffer<nn::socket::sockaddr_in, 0x21, 0x10>) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
[Command(15)]
// GetPeerName(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<nn::socket::sockaddr_in, 0x22, 0x10> addr)
public ResultCode 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);
}
[Command(16)]
// GetSockName(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<nn::socket::sockaddr_in, 0x22, 0x10> addr)
public ResultCode 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);
}
[Command(17)]
// GetSockOpt(u32 socket, u32 level, u32 option_name) -> (i32 ret, u32 bsd_errno, u32, buffer<unknown, 0x22, 0>)
public ResultCode 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);
}
[Command(18)]
// Listen(u32 socket, u32 backlog) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
[Command(19)]
// 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 ResultCode 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.Write((ulong)bufferPosition, 0);
break;
default:
errno = LinuxError.EOPNOTSUPP;
Logger.PrintWarning(LogClass.ServiceBsd, $"Unsupported Ioctl Cmd: {cmd}");
break;
}
}
return WriteBsdResult(context, 0, errno);
}
[Command(20)]
// Fcntl(u32 socket, u32 cmd, u32 arg) -> (i32 ret, u32 bsd_errno)
public ResultCode 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.Write((ulong)optionValuePosition, optionValue);
return LinuxError.SUCCESS;
case (SocketOptionName)0x200:
socket.Handle.GetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, optionValue);
context.Memory.Write((ulong)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.Read<int>((ulong)optionValuePosition));
return LinuxError.SUCCESS;
case (SocketOptionName)0x200:
socket.Handle.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, context.Memory.Read<int>((ulong)optionValuePosition));
return LinuxError.SUCCESS;
case SocketOptionName.Linger:
socket.Handle.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.Linger,
new LingerOption(context.Memory.Read<int>((ulong)optionValuePosition) != 0, context.Memory.Read<int>((ulong)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);
}
}
[Command(21)]
// SetSockOpt(u32 socket, u32 level, u32 option_name, buffer<unknown, 0x21, 0> option_value) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
[Command(22)]
// Shutdown(u32 socket, u32 how) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
[Command(23)]
// ShutdownAllSockets(u32 how) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
[Command(24)]
// Write(u32 socket, buffer<i8, 0x21, 0> message) -> (i32 ret, u32 bsd_errno)
public ResultCode 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 = new byte[sendSize];
context.Memory.Read((ulong)sendPosition, sendBuffer);
try
{
result = socket.Handle.Send(sendBuffer);
errno = SetResultErrno(socket.Handle, result);
}
catch (SocketException exception)
{
errno = ConvertError((WsaError)exception.ErrorCode);
}
}
return WriteBsdResult(context, result, errno);
}
[Command(25)]
// Read(u32 socket) -> (i32 ret, u32 bsd_errno, buffer<i8, 0x22, 0> message)
public ResultCode 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);
}
[Command(26)]
// Close(u32 socket) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
[Command(27)]
// DuplicateSocket(u32 socket, u64 reserved) -> (i32 ret, u32 bsd_errno)
public ResultCode 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);
}
}
}