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Implement BSD Service (#54)

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* Implement BSD Service

- Implementation of bsd:s & bsd:u.
- Adding an EndianSwap class.

* Corrections #1

* Correction2
This commit is contained in:
Ac_K 2018-03-12 02:05:39 +01:00 committed by gdkchan
parent 28275a8976
commit 3aaa4717b6
3 changed files with 423 additions and 19 deletions
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444
Ryujinx.Core/OsHle/Services/Bsd/ServiceBsd.cs
View file

@ -1,14 +1,64 @@
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Ipc;
using Ryujinx.Core.OsHle.Utilities;
using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Threading.Tasks;
namespace Ryujinx.Core.OsHle.IpcServices.Bsd
{
//bsd_errno == (SocketException.ErrorCode - 10000)
//https://github.com/freebsd/freebsd/blob/master/sys/sys/errno.h
public enum BsdError
{
ENOTSOCK = 38, /* Socket operation on non-socket */
EDESTADDRREQ = 39, /* Destination address required */
EMSGSIZE = 40, /* Message too long */
EPROTOTYPE = 41, /* Protocol wrong type for socket */
ENOPROTOOPT = 42, /* Protocol not available */
EPROTONOSUPPORT = 43, /* Protocol not supported */
ESOCKTNOSUPPORT = 44, /* Socket type not supported */
EOPNOTSUPP = 45, /* Operation not supported */
EPFNOSUPPORT = 46, /* Protocol family not supported */
EAFNOSUPPORT = 47, /* Address family not supported by protocol family */
EADDRINUSE = 48, /* Address already in use */
EADDRNOTAVAIL = 49, /* Can't assign requested address */
ENETDOWN = 50, /* Network is down */
ENETUNREACH = 51, /* Network is unreachable */
ENETRESET = 52, /* Network dropped connection on reset */
ECONNABORTED = 53, /* Software caused connection abort */
ECONNRESET = 54, /* Connection reset by peer */
ENOBUFS = 55, /* No buffer space available */
EISCONN = 56, /* Socket is already connected */
ENOTCONN = 57, /* Socket is not connected */
ESHUTDOWN = 58, /* Can't send after socket shutdown */
ETOOMANYREFS = 59, /* Too many references: can't splice */
ETIMEDOUT = 60, /* Operation timed out */
ECONNREFUSED = 61 /* Connection refused */
}
class SocketBsd
{
public int Family;
public int Type;
public int Protocol;
public IPAddress IpAddress;
public IPEndPoint RemoteEP;
public Socket Handle;
}
class ServiceBsd : IIpcService
{
private Dictionary<int, ServiceProcessRequest> m_Commands;
public IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
private List<SocketBsd> Sockets = new List<SocketBsd>();
public ServiceBsd()
{
m_Commands = new Dictionary<int, ServiceProcessRequest>()
@ -16,26 +66,31 @@ namespace Ryujinx.Core.OsHle.IpcServices.Bsd
{ 0, Initialize },
{ 1, StartMonitoring },
{ 2, Socket },
{ 6, Poll },
{ 8, Recv },
{ 10, Send },
{ 14, Connect }
{ 11, SendTo },
{ 12, Accept },
{ 13, Bind },
{ 14, Connect },
{ 18, Listen },
{ 21, SetSockOpt },
{ 26, Close }
};
}
//Initialize(u32, u32, u32, u32, u32, u32, u32, u32, u64 pid, u64 transferMemorySize, pid, KObject) -> u32 bsd_errno
//(u32, u32, u32, u32, u32, u32, u32, u32, u64 pid, u64 transferMemorySize, pid, KObject) -> u32 bsd_errno
public long Initialize(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;
*/
@ -52,7 +107,7 @@ namespace Ryujinx.Core.OsHle.IpcServices.Bsd
return 0;
}
//StartMonitoring(u64, pid)
//(u64, pid)
public long StartMonitoring(ServiceCtx Context)
{
//Todo: Stub
@ -60,37 +115,378 @@ namespace Ryujinx.Core.OsHle.IpcServices.Bsd
return 0;
}
//Socket(u32 domain, u32 type, u32 protocol) -> (i32 ret, u32 bsd_errno)
//(u32 domain, u32 type, u32 protocol) -> (i32 ret, u32 bsd_errno)
public long Socket(ServiceCtx Context)
{
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
//Todo: Stub
return 0;
}
//Connect(u32 socket, buffer<sockaddr, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public long Connect(ServiceCtx Context)
SocketBsd NewBSDSocket = new SocketBsd
{
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
Family = Context.RequestData.ReadInt32(),
Type = Context.RequestData.ReadInt32(),
Protocol = Context.RequestData.ReadInt32()
};
//Todo: Stub
Sockets.Add(NewBSDSocket);
Sockets[Sockets.Count - 1].Handle = new Socket((AddressFamily)Sockets[Sockets.Count - 1].Family,
(SocketType)Sockets[Sockets.Count - 1].Type,
(ProtocolType)Sockets[Sockets.Count - 1].Protocol);
Context.ResponseData.Write(Sockets.Count - 1);
Context.ResponseData.Write(0);
return 0;
}
//Send(u32 socket, u32 flags, buffer<i8, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
//(u32, u32, buffer<unknown, 0x21, 0>) -> (i32 ret, u32 bsd_errno, buffer<unknown, 0x22, 0>)
public long Poll(ServiceCtx Context)
{
int PollCount = Context.RequestData.ReadInt32();
int TimeOut = Context.RequestData.ReadInt32();
//https://github.com/torvalds/linux/blob/master/include/uapi/asm-generic/poll.h
//https://msdn.microsoft.com/fr-fr/library/system.net.sockets.socket.poll(v=vs.110).aspx
//https://github.com/switchbrew/libnx/blob/e0457c4534b3c37426d83e1a620f82cb28c3b528/nx/source/services/bsd.c#L343
//https://github.com/TuxSH/ftpd/blob/switch_pr/source/ftp.c#L1634
//https://linux.die.net/man/2/poll
byte[] SentBuffer = AMemoryHelper.ReadBytes(Context.Memory,
Context.Request.SendBuff[0].Position,
(int)Context.Request.SendBuff[0].Size);
int SocketId = Get32(SentBuffer, 0);
short RequestedEvents = (short)Get16(SentBuffer, 4);
short ReturnedEvents = (short)Get16(SentBuffer, 6);
//Todo: Stub - Need to implemented the Type-22 buffer.
Context.ResponseData.Write(1);
Context.ResponseData.Write(0);
return 0;
}
//(u32 socket, u32 flags) -> (i32 ret, u32 bsd_errno, buffer<i8, 0x22, 0> message)
public long Recv(ServiceCtx Context)
{
try
{
int SocketId = Context.RequestData.ReadInt32();
int SocketFlags = Context.RequestData.ReadInt32();
byte[] ReceivedBuffer = new byte[Context.Request.ReceiveBuff[0].Size];
int ReadedBytes = Sockets[SocketId].Handle.Receive(ReceivedBuffer);
//Logging.Debug("Received Buffer:" + Environment.NewLine + Logging.HexDump(ReceivedBuffer));
AMemoryHelper.WriteBytes(Context.Memory, Context.Request.ReceiveBuff[0].Position, ReceivedBuffer);
Context.ResponseData.Write(ReadedBytes);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
//(u32 socket, u32 flags, buffer<i8, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public long Send(ServiceCtx Context)
{
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
int SocketId = Context.RequestData.ReadInt32();
int SocketFlags = Context.RequestData.ReadInt32();
byte[] SentBuffer = AMemoryHelper.ReadBytes(Context.Memory,
Context.Request.SendBuff[0].Position,
(int)Context.Request.SendBuff[0].Size);
//Todo: Stub
try
{
//Logging.Debug("Sended Buffer:" + Environment.NewLine + Logging.HexDump(SendedBuffer));
int BytesSent = Sockets[SocketId].Handle.Send(SentBuffer);
Context.ResponseData.Write(BytesSent);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
//(u32 socket, u32 flags, buffer<i8, 0x21, 0>, buffer<sockaddr, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public long SendTo(ServiceCtx Context)
{
int SocketId = Context.RequestData.ReadInt32();
int SocketFlags = Context.RequestData.ReadInt32();
byte[] SentBuffer = AMemoryHelper.ReadBytes(Context.Memory,
Context.Request.SendBuff[0].Position,
(int)Context.Request.SendBuff[0].Size);
byte[] AddressBuffer = AMemoryHelper.ReadBytes(Context.Memory,
Context.Request.SendBuff[1].Position,
(int)Context.Request.SendBuff[1].Size);
if (!Sockets[SocketId].Handle.Connected)
{
try
{
ParseAddrBuffer(SocketId, AddressBuffer);
Sockets[SocketId].Handle.Connect(Sockets[SocketId].RemoteEP);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
}
try
{
//Logging.Debug("Sended Buffer:" + Environment.NewLine + Logging.HexDump(SendedBuffer));
int BytesSent = Sockets[SocketId].Handle.Send(SentBuffer);
Context.ResponseData.Write(BytesSent);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
//(u32 socket) -> (i32 ret, u32 bsd_errno, u32 addrlen, buffer<sockaddr, 0x22, 0> addr)
public long Accept(ServiceCtx Context)
{
int SocketId = Context.RequestData.ReadInt32();
long AddrBufferPtr = Context.Request.ReceiveBuff[0].Position;
Socket HandleAccept = null;
var TimeOut = Task.Factory.StartNew(() =>
{
try
{
HandleAccept = Sockets[SocketId].Handle.Accept();
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
});
TimeOut.Wait(10000);
if (HandleAccept != null)
{
SocketBsd NewBSDSocket = new SocketBsd
{
IpAddress = ((IPEndPoint)Sockets[SocketId].Handle.LocalEndPoint).Address,
RemoteEP = ((IPEndPoint)Sockets[SocketId].Handle.LocalEndPoint),
Handle = HandleAccept
};
Sockets.Add(NewBSDSocket);
using (MemoryStream MS = new MemoryStream())
{
BinaryWriter Writer = new BinaryWriter(MS);
Writer.Write((byte)0);
Writer.Write((byte)Sockets[Sockets.Count - 1].Handle.AddressFamily);
Writer.Write((Int16)((IPEndPoint)Sockets[Sockets.Count - 1].Handle.LocalEndPoint).Port);
string[] IpAdress = Sockets[Sockets.Count - 1].IpAddress.ToString().Split('.');
Writer.Write(byte.Parse(IpAdress[0]));
Writer.Write(byte.Parse(IpAdress[1]));
Writer.Write(byte.Parse(IpAdress[2]));
Writer.Write(byte.Parse(IpAdress[3]));
AMemoryHelper.WriteBytes(Context.Memory, AddrBufferPtr, MS.ToArray());
Context.ResponseData.Write(Sockets.Count - 1);
Context.ResponseData.Write(0);
Context.ResponseData.Write(MS.Length);
}
}
else
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write((int)BsdError.ETIMEDOUT);
}
return 0;
}
//(u32 socket, buffer<sockaddr, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public long Bind(ServiceCtx Context)
{
int SocketId = Context.RequestData.ReadInt32();
byte[] AddressBuffer = AMemoryHelper.ReadBytes(Context.Memory,
Context.Request.SendBuff[0].Position,
(int)Context.Request.SendBuff[0].Size);
try
{
ParseAddrBuffer(SocketId, AddressBuffer);
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
//(u32 socket, buffer<sockaddr, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public long Connect(ServiceCtx Context)
{
int SocketId = Context.RequestData.ReadInt32();
byte[] AddressBuffer = AMemoryHelper.ReadBytes(Context.Memory,
Context.Request.SendBuff[0].Position,
(int)Context.Request.SendBuff[0].Size);
try
{
ParseAddrBuffer(SocketId, AddressBuffer);
Sockets[SocketId].Handle.Connect(Sockets[SocketId].RemoteEP);
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
//(u32 socket, u32 backlog) -> (i32 ret, u32 bsd_errno)
public long Listen(ServiceCtx Context)
{
int SocketId = Context.RequestData.ReadInt32();
int BackLog = Context.RequestData.ReadInt32();
try
{
Sockets[SocketId].Handle.Bind(Sockets[SocketId].RemoteEP);
Sockets[SocketId].Handle.Listen(BackLog);
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
//(u32 socket, u32 level, u32 option_name, buffer<unknown, 0x21, 0>) -> (i32 ret, u32 bsd_errno)
public long SetSockOpt(ServiceCtx Context)
{
int SocketId = Context.RequestData.ReadInt32();
int SocketLevel = Context.RequestData.ReadInt32();
int SocketOptionName = Context.RequestData.ReadInt32();
byte[] SocketOptionValue = AMemoryHelper.ReadBytes(Context.Memory,
Context.Request.PtrBuff[0].Position,
Context.Request.PtrBuff[0].Size);
try
{
Sockets[SocketId].Handle.SetSocketOption((SocketOptionLevel)SocketLevel,
(SocketOptionName)SocketOptionName,
Get32(SocketOptionValue, 0));
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
//(u32 socket) -> (i32 ret, u32 bsd_errno)
public long Close(ServiceCtx Context)
{
int SocketId = Context.RequestData.ReadInt32();
try
{
Sockets[SocketId].Handle.Close();
Sockets[SocketId] = null;
Context.ResponseData.Write(0);
Context.ResponseData.Write(0);
}
catch (SocketException Ex)
{
Context.ResponseData.Write(-1);
Context.ResponseData.Write(Ex.ErrorCode - 10000);
}
return 0;
}
public void ParseAddrBuffer(int SocketId, byte[] AddrBuffer)
{
using (MemoryStream MS = new MemoryStream(AddrBuffer))
{
BinaryReader Reader = new BinaryReader(MS);
int Size = Reader.ReadByte();
int Family = Reader.ReadByte();
int Port = EndianSwap.Swap16(Reader.ReadInt16());
string IpAddress = Reader.ReadByte().ToString() +
"." + Reader.ReadByte().ToString() +
"." + Reader.ReadByte().ToString() +
"." + Reader.ReadByte().ToString();
Logging.Debug($"Try to connect to {IpAddress}:{Port}");
Sockets[SocketId].IpAddress = IPAddress.Parse(IpAddress);
Sockets[SocketId].RemoteEP = new IPEndPoint(Sockets[SocketId].IpAddress, Port);
}
}
private int Get16(byte[] Data, int Address)
{
return
Data[Address + 0] << 0 |
Data[Address + 1] << 8;
}
private int Get32(byte[] Data, int Address)
{
return
Data[Address + 0] << 0 |
Data[Address + 1] << 8 |
Data[Address + 2] << 16 |
Data[Address + 3] << 24;
}
}
}

1
Ryujinx.Core/OsHle/Services/ServiceFactory.cs
View file

@ -35,6 +35,7 @@ namespace Ryujinx.Core.OsHle.IpcServices
case "appletOE": return new ServiceAppletOE();
case "audout:u": return new ServiceAudOut();
case "audren:u": return new ServiceAudRen();
case "bsd:s": return new ServiceBsd();
case "bsd:u": return new ServiceBsd();
case "friend:a": return new ServiceFriend();
case "fsp-srv": return new ServiceFspSrv();

7
Ryujinx.Core/OsHle/Utilities/EndianSwap.cs Normal file
View file

@ -0,0 +1,7 @@
namespace Ryujinx.Core.OsHle.Utilities
{
static class EndianSwap
{
public static short Swap16(short Value) => (short)(((Value >> 8) & 0xff) | (Value << 8));
}
}