3aaa4717b6
* Implement BSD Service - Implementation of bsd:s & bsd:u. - Adding an EndianSwap class. * Corrections #1 * Correction2
492 lines
No EOL
19 KiB
C#
492 lines
No EOL
19 KiB
C#
using ChocolArm64.Memory;
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using Ryujinx.Core.OsHle.Ipc;
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using Ryujinx.Core.OsHle.Utilities;
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using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Net;
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using System.Net.Sockets;
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using System.Threading.Tasks;
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namespace Ryujinx.Core.OsHle.IpcServices.Bsd
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{
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//bsd_errno == (SocketException.ErrorCode - 10000)
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//https://github.com/freebsd/freebsd/blob/master/sys/sys/errno.h
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public enum BsdError
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{
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ENOTSOCK = 38, /* Socket operation on non-socket */
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EDESTADDRREQ = 39, /* Destination address required */
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EMSGSIZE = 40, /* Message too long */
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EPROTOTYPE = 41, /* Protocol wrong type for socket */
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ENOPROTOOPT = 42, /* Protocol not available */
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EPROTONOSUPPORT = 43, /* Protocol not supported */
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ESOCKTNOSUPPORT = 44, /* Socket type not supported */
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EOPNOTSUPP = 45, /* Operation not supported */
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EPFNOSUPPORT = 46, /* Protocol family not supported */
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EAFNOSUPPORT = 47, /* Address family not supported by protocol family */
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EADDRINUSE = 48, /* Address already in use */
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EADDRNOTAVAIL = 49, /* Can't assign requested address */
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ENETDOWN = 50, /* Network is down */
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ENETUNREACH = 51, /* Network is unreachable */
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ENETRESET = 52, /* Network dropped connection on reset */
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ECONNABORTED = 53, /* Software caused connection abort */
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ECONNRESET = 54, /* Connection reset by peer */
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ENOBUFS = 55, /* No buffer space available */
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EISCONN = 56, /* Socket is already connected */
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ENOTCONN = 57, /* Socket is not connected */
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ESHUTDOWN = 58, /* Can't send after socket shutdown */
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ETOOMANYREFS = 59, /* Too many references: can't splice */
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ETIMEDOUT = 60, /* Operation timed out */
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ECONNREFUSED = 61 /* Connection refused */
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}
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class SocketBsd
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{
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public int Family;
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public int Type;
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public int Protocol;
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public IPAddress IpAddress;
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public IPEndPoint RemoteEP;
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public Socket Handle;
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}
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class ServiceBsd : IIpcService
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{
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private Dictionary<int, ServiceProcessRequest> m_Commands;
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public IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
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private List<SocketBsd> Sockets = new List<SocketBsd>();
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public ServiceBsd()
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{
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m_Commands = new Dictionary<int, ServiceProcessRequest>()
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{
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{ 0, Initialize },
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{ 1, StartMonitoring },
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{ 2, Socket },
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{ 6, Poll },
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{ 8, Recv },
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{ 10, Send },
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{ 11, SendTo },
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{ 12, Accept },
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{ 13, Bind },
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{ 14, Connect },
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{ 18, Listen },
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{ 21, SetSockOpt },
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{ 26, Close }
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};
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}
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//(u32, u32, u32, u32, u32, u32, u32, u32, u64 pid, u64 transferMemorySize, pid, KObject) -> u32 bsd_errno
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public long Initialize(ServiceCtx Context)
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{
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/*
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typedef struct {
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u32 version; // Observed 1 on 2.0 LibAppletWeb, 2 on 3.0.
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u32 tcp_tx_buf_size; // Size of the TCP transfer (send) buffer (initial or fixed).
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u32 tcp_rx_buf_size; // Size of the TCP recieve buffer (initial or fixed).
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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.
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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.
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u32 udp_tx_buf_size; // Size of the UDP transfer (send) buffer (typically 0x2400 bytes).
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u32 udp_rx_buf_size; // Size of the UDP receive buffer (typically 0xA500 bytes).
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u32 sb_efficiency; // Number of buffers for each socket (standard values range from 1 to 8).
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} BsdBufferConfig;
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*/
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long Pid = Context.RequestData.ReadInt64();
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long TransferMemorySize = Context.RequestData.ReadInt64();
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// Two other args are unknown!
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Context.ResponseData.Write(0);
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//Todo: Stub
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return 0;
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}
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//(u64, pid)
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public long StartMonitoring(ServiceCtx Context)
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{
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//Todo: Stub
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return 0;
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}
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//(u32 domain, u32 type, u32 protocol) -> (i32 ret, u32 bsd_errno)
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public long Socket(ServiceCtx Context)
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{
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SocketBsd NewBSDSocket = new SocketBsd
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{
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Family = Context.RequestData.ReadInt32(),
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Type = Context.RequestData.ReadInt32(),
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Protocol = Context.RequestData.ReadInt32()
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};
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Sockets.Add(NewBSDSocket);
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Sockets[Sockets.Count - 1].Handle = new Socket((AddressFamily)Sockets[Sockets.Count - 1].Family,
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(SocketType)Sockets[Sockets.Count - 1].Type,
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(ProtocolType)Sockets[Sockets.Count - 1].Protocol);
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Context.ResponseData.Write(Sockets.Count - 1);
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Context.ResponseData.Write(0);
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return 0;
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}
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//(u32, u32, buffer<unknown, 0x21, 0>) -> (i32 ret, u32 bsd_errno, buffer<unknown, 0x22, 0>)
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public long Poll(ServiceCtx Context)
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{
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int PollCount = Context.RequestData.ReadInt32();
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int TimeOut = Context.RequestData.ReadInt32();
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//https://github.com/torvalds/linux/blob/master/include/uapi/asm-generic/poll.h
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//https://msdn.microsoft.com/fr-fr/library/system.net.sockets.socket.poll(v=vs.110).aspx
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//https://github.com/switchbrew/libnx/blob/e0457c4534b3c37426d83e1a620f82cb28c3b528/nx/source/services/bsd.c#L343
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//https://github.com/TuxSH/ftpd/blob/switch_pr/source/ftp.c#L1634
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//https://linux.die.net/man/2/poll
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byte[] SentBuffer = AMemoryHelper.ReadBytes(Context.Memory,
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Context.Request.SendBuff[0].Position,
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(int)Context.Request.SendBuff[0].Size);
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int SocketId = Get32(SentBuffer, 0);
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short RequestedEvents = (short)Get16(SentBuffer, 4);
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short ReturnedEvents = (short)Get16(SentBuffer, 6);
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//Todo: Stub - Need to implemented the Type-22 buffer.
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Context.ResponseData.Write(1);
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Context.ResponseData.Write(0);
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return 0;
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}
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//(u32 socket, u32 flags) -> (i32 ret, u32 bsd_errno, buffer<i8, 0x22, 0> message)
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public long Recv(ServiceCtx Context)
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{
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try
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{
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int SocketId = Context.RequestData.ReadInt32();
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int SocketFlags = Context.RequestData.ReadInt32();
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byte[] ReceivedBuffer = new byte[Context.Request.ReceiveBuff[0].Size];
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int ReadedBytes = Sockets[SocketId].Handle.Receive(ReceivedBuffer);
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//Logging.Debug("Received Buffer:" + Environment.NewLine + Logging.HexDump(ReceivedBuffer));
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AMemoryHelper.WriteBytes(Context.Memory, Context.Request.ReceiveBuff[0].Position, ReceivedBuffer);
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Context.ResponseData.Write(ReadedBytes);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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//(u32 socket, u32 flags, buffer<i8, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
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public long Send(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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int SocketFlags = Context.RequestData.ReadInt32();
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byte[] SentBuffer = AMemoryHelper.ReadBytes(Context.Memory,
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Context.Request.SendBuff[0].Position,
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(int)Context.Request.SendBuff[0].Size);
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try
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{
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//Logging.Debug("Sended Buffer:" + Environment.NewLine + Logging.HexDump(SendedBuffer));
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int BytesSent = Sockets[SocketId].Handle.Send(SentBuffer);
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Context.ResponseData.Write(BytesSent);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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//(u32 socket, u32 flags, buffer<i8, 0x21, 0>, buffer<sockaddr, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
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public long SendTo(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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int SocketFlags = Context.RequestData.ReadInt32();
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byte[] SentBuffer = AMemoryHelper.ReadBytes(Context.Memory,
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Context.Request.SendBuff[0].Position,
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(int)Context.Request.SendBuff[0].Size);
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byte[] AddressBuffer = AMemoryHelper.ReadBytes(Context.Memory,
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Context.Request.SendBuff[1].Position,
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(int)Context.Request.SendBuff[1].Size);
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if (!Sockets[SocketId].Handle.Connected)
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{
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try
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{
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ParseAddrBuffer(SocketId, AddressBuffer);
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Sockets[SocketId].Handle.Connect(Sockets[SocketId].RemoteEP);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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}
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try
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{
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//Logging.Debug("Sended Buffer:" + Environment.NewLine + Logging.HexDump(SendedBuffer));
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int BytesSent = Sockets[SocketId].Handle.Send(SentBuffer);
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Context.ResponseData.Write(BytesSent);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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//(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<sockaddr, 0x22, 0> addr)
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public long Accept(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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long AddrBufferPtr = Context.Request.ReceiveBuff[0].Position;
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Socket HandleAccept = null;
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var TimeOut = Task.Factory.StartNew(() =>
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{
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try
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{
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HandleAccept = Sockets[SocketId].Handle.Accept();
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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});
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TimeOut.Wait(10000);
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if (HandleAccept != null)
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{
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SocketBsd NewBSDSocket = new SocketBsd
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{
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IpAddress = ((IPEndPoint)Sockets[SocketId].Handle.LocalEndPoint).Address,
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RemoteEP = ((IPEndPoint)Sockets[SocketId].Handle.LocalEndPoint),
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Handle = HandleAccept
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};
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Sockets.Add(NewBSDSocket);
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using (MemoryStream MS = new MemoryStream())
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{
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BinaryWriter Writer = new BinaryWriter(MS);
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Writer.Write((byte)0);
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Writer.Write((byte)Sockets[Sockets.Count - 1].Handle.AddressFamily);
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Writer.Write((Int16)((IPEndPoint)Sockets[Sockets.Count - 1].Handle.LocalEndPoint).Port);
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string[] IpAdress = Sockets[Sockets.Count - 1].IpAddress.ToString().Split('.');
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Writer.Write(byte.Parse(IpAdress[0]));
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Writer.Write(byte.Parse(IpAdress[1]));
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Writer.Write(byte.Parse(IpAdress[2]));
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Writer.Write(byte.Parse(IpAdress[3]));
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AMemoryHelper.WriteBytes(Context.Memory, AddrBufferPtr, MS.ToArray());
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Context.ResponseData.Write(Sockets.Count - 1);
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Context.ResponseData.Write(0);
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Context.ResponseData.Write(MS.Length);
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}
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}
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else
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write((int)BsdError.ETIMEDOUT);
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}
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return 0;
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}
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//(u32 socket, buffer<sockaddr, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
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public long Bind(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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byte[] AddressBuffer = AMemoryHelper.ReadBytes(Context.Memory,
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Context.Request.SendBuff[0].Position,
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(int)Context.Request.SendBuff[0].Size);
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try
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{
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ParseAddrBuffer(SocketId, AddressBuffer);
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Context.ResponseData.Write(0);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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//(u32 socket, buffer<sockaddr, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
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public long Connect(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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byte[] AddressBuffer = AMemoryHelper.ReadBytes(Context.Memory,
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Context.Request.SendBuff[0].Position,
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(int)Context.Request.SendBuff[0].Size);
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try
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{
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ParseAddrBuffer(SocketId, AddressBuffer);
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Sockets[SocketId].Handle.Connect(Sockets[SocketId].RemoteEP);
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Context.ResponseData.Write(0);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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//(u32 socket, u32 backlog) -> (i32 ret, u32 bsd_errno)
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public long Listen(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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int BackLog = Context.RequestData.ReadInt32();
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try
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{
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Sockets[SocketId].Handle.Bind(Sockets[SocketId].RemoteEP);
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Sockets[SocketId].Handle.Listen(BackLog);
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Context.ResponseData.Write(0);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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//(u32 socket, u32 level, u32 option_name, buffer<unknown, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
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public long SetSockOpt(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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int SocketLevel = Context.RequestData.ReadInt32();
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int SocketOptionName = Context.RequestData.ReadInt32();
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byte[] SocketOptionValue = AMemoryHelper.ReadBytes(Context.Memory,
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Context.Request.PtrBuff[0].Position,
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Context.Request.PtrBuff[0].Size);
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try
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{
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Sockets[SocketId].Handle.SetSocketOption((SocketOptionLevel)SocketLevel,
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(SocketOptionName)SocketOptionName,
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Get32(SocketOptionValue, 0));
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Context.ResponseData.Write(0);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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//(u32 socket) -> (i32 ret, u32 bsd_errno)
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public long Close(ServiceCtx Context)
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{
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int SocketId = Context.RequestData.ReadInt32();
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try
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{
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Sockets[SocketId].Handle.Close();
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Sockets[SocketId] = null;
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Context.ResponseData.Write(0);
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Context.ResponseData.Write(0);
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}
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catch (SocketException Ex)
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{
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Context.ResponseData.Write(-1);
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Context.ResponseData.Write(Ex.ErrorCode - 10000);
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}
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return 0;
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}
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public void ParseAddrBuffer(int SocketId, byte[] AddrBuffer)
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{
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using (MemoryStream MS = new MemoryStream(AddrBuffer))
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{
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BinaryReader Reader = new BinaryReader(MS);
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int Size = Reader.ReadByte();
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int Family = Reader.ReadByte();
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int Port = EndianSwap.Swap16(Reader.ReadInt16());
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string IpAddress = Reader.ReadByte().ToString() +
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"." + Reader.ReadByte().ToString() +
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"." + Reader.ReadByte().ToString() +
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"." + Reader.ReadByte().ToString();
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Logging.Debug($"Try to connect to {IpAddress}:{Port}");
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Sockets[SocketId].IpAddress = IPAddress.Parse(IpAddress);
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Sockets[SocketId].RemoteEP = new IPEndPoint(Sockets[SocketId].IpAddress, Port);
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}
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}
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private int Get16(byte[] Data, int Address)
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{
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return
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Data[Address + 0] << 0 |
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Data[Address + 1] << 8;
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}
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private int Get32(byte[] Data, int Address)
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{
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return
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Data[Address + 0] << 0 |
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Data[Address + 1] << 8 |
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Data[Address + 2] << 16 |
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Data[Address + 3] << 24;
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}
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}
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} |