//send peer credentials null byte
//different platforms do this in different ways
#if HAVE_CMSGCRED
unsafe void WriteBsdCred()
{
//null credentials byte
byte buf = 0;
IOVector iov = new IOVector();
iov.Base = (IntPtr)(&buf);
iov.Length = 1;
msghdr msg = new msghdr();
msg.msg_iov = &iov;
msg.msg_iovlen = 1;
cmsg cm = new cmsg();
msg.msg_control = (IntPtr)(&cm);
msg.msg_controllen = (uint)sizeof(cmsg);
cm.hdr.cmsg_len = (uint)sizeof(cmsg);
cm.hdr.cmsg_level = 0xffff; //SOL_SOCKET
cm.hdr.cmsg_type = 0x03; //SCM_CREDS
int written = UnixSocket.sendmsg(socket.Handle, (IntPtr)(&msg), 0);
UnixMarshal.ThrowExceptionForLastErrorIf(written);
if (written != 1)
{
throw new Exception("Failed to write credentials");
}
}
internal UnixSocket OpenAbstractUnix(string path)
{
byte[] sa = GetSockAddrAbstract(path);
UnixSocket client = new UnixSocket();
client.Connect(sa);
return(client);
}
public override void Open(string path, bool @abstract)
{
if (String.IsNullOrEmpty(path))
{
throw new ArgumentException("path");
}
if (@abstract)
{
socket = OpenAbstractUnix(path);
}
else
{
socket = OpenUnix(path);
}
//socket.Blocking = true;
SocketHandle = (long)socket.Handle;
Stream = new UnixStream((int)socket.Handle);
}
public UnixSocket OpenUnix(string path)
{
byte[] p = Encoding.Default.GetBytes(path);
byte[] sa = new byte[2 + p.Length + 1];
//we use BitConverter to stay endian-safe
byte[] afData = BitConverter.GetBytes(UnixSocket.AF_UNIX);
sa[0] = afData[0];
sa[1] = afData[1];
for (int i = 0; i != p.Length; i++)
{
sa[2 + i] = p[i];
}
sa[2 + p.Length] = 0; //null suffix for domain socket addresses, see unix(7)
UnixSocket client = new UnixSocket();
client.Connect(sa);
return(client);
}
protected UnixSocket OpenAbstractUnix(string path)
{
byte[] p = Encoding.Default.GetBytes(path);
byte[] sa = new byte[2 + 1 + p.Length];
//we use BitConverter to stay endian-safe
byte[] afData = BitConverter.GetBytes(UnixSocket.AF_UNIX);
sa[0] = afData[0];
sa[1] = afData[1];
sa[2] = 0; //null prefix for abstract domain socket addresses, see unix(7)
for (int i = 0; i != p.Length; i++)
{
sa[3 + i] = p[i];
}
UnixSocket client = new UnixSocket();
client.Connect(sa);
return(client);
}
public UnixStream(UnixSocket usock)
{
this.usock = usock;
}
public UnixStream(int fd)
{
this.usock = new UnixSocket (fd);
}
public UnixSocket OpenUnix (string path)
{
byte[] p = Encoding.Default.GetBytes (path);
byte[] sa = new byte[2 + p.Length + 1];
//we use BitConverter to stay endian-safe
byte[] afData = BitConverter.GetBytes (UnixSocket.AF_UNIX);
sa[0] = afData[0];
sa[1] = afData[1];
for (int i = 0 ; i != p.Length ; i++)
sa[2 + i] = p[i];
sa[2 + p.Length] = 0; //null suffix for domain socket addresses, see unix(7)
UnixSocket client = new UnixSocket ();
client.Connect (sa);
return client;
}
protected UnixSocket OpenAbstractUnix (string path)
{
byte[] p = Encoding.Default.GetBytes (path);
byte[] sa = new byte[2 + 1 + p.Length];
//we use BitConverter to stay endian-safe
byte[] afData = BitConverter.GetBytes (UnixSocket.AF_UNIX);
sa[0] = afData[0];
sa[1] = afData[1];
sa[2] = 0; //null prefix for abstract domain socket addresses, see unix(7)
for (int i = 0 ; i != p.Length ; i++)
sa[3 + i] = p[i];
UnixSocket client = new UnixSocket ();
client.Connect (sa);
return client;
}
public override void Open (string path, bool @abstract)
{
if (String.IsNullOrEmpty (path))
throw new ArgumentException ("path");
if (@abstract)
socket = OpenAbstractUnix (path);
else
socket = OpenUnix (path);
//socket.Blocking = true;
SocketHandle = (long)socket.Handle;
Stream = new UnixStream ((int)socket.Handle);
}
