/*
* Create an Erlang {@link Port port}. Erlang ports are
* based upon some node specific information; this method creates a
* port using the information in this node. Each call to this method
* produces a unique port. It may not be meaningful to create a port
* in a non-Erlang environment, but this method is provided for
* completeness.
*
* @return an Erlang port.
**/
public virtual Erlang.Port createPort()
{
lock (this)
{
Erlang.Port p = new Erlang.Port(_node, portCount, _creation);
portCount++;
if (portCount > 0x3ffff)
{
portCount = 0;
}
return(p);
}
}
public int encode_size(Erlang.Object o)
{
if (o is Erlang.Atom)
{
return(1 + 2 + o.atomValue().Length);
}
else if (o is Erlang.Boolean)
{
return(1 + 2 + (o.boolValue()
? Erlang.Boolean.s_true.atomValue().Length
: Erlang.Boolean.s_false.atomValue().Length));
}
else if (o is Erlang.Binary)
{
return(5 + o.binaryValue().Length);
}
else if (o is Erlang.Long)
{
long l = o.longValue();
if ((l & 0xff) == l)
{
return(2);
}
else if ((l <= OtpExternal.erlMax) && (l >= OtpExternal.erlMin))
{
return(5);
}
return(long_arity(l));
}
else if (o is Erlang.Byte)
{
return(1 + 1);
}
else if (o is Erlang.Double)
{
return(9);
}
else if (o is Erlang.String)
{
string l = o.stringValue();
if (l.Length == 0)
{
return(1);
}
if (l.Length < 0xffff)
{
return(2 + l.Length);
}
return(1 + 4 + 2 * l.Length);
}
else if (o is Erlang.List)
{
Erlang.List l = o.listValue();
if (l.arity() == 0)
{
return(1);
}
int sz = 5;
for (int i = 0; i < l.arity(); i++)
{
sz += encode_size(l[i]);
}
return(sz);
}
else if (o is Erlang.Tuple)
{
Erlang.Tuple l = o.tupleValue();
int sz = 1 + (l.arity() < 0xff ? 1 : 4);
for (int i = 0; i < l.arity(); i++)
{
sz += encode_size(l[i]);
}
return(sz);
}
else if (o is Erlang.Pid)
{
Erlang.Pid p = o.pidValue();
return(1 + (1 + 2 + p.node().Length) + 4 + 4 + 1);
}
else if (o is Erlang.Ref)
{
Erlang.Ref p = o.refValue();
int[] ids = p.ids();
return(1 + (1 + 2 + p.node().Length) + 1 + 4 * ids.Length);
}
else if (o is Erlang.Port)
{
Erlang.Port p = o.portValue();
return(1 + (1 + 2 + p.node().Length) + 4 + 1);
}
else
{
throw new Erlang.Exception("Unknown encode size for object: " + o.ToString());
}
}
/*
* Create an Erlang {@link Port port}. Erlang ports are
* based upon some node specific information; this method creates a
* port using the information in this node. Each call to this method
* produces a unique port. It may not be meaningful to create a port
* in a non-Erlang environment, but this method is provided for
* completeness.
*
* @return an Erlang port.
**/
public virtual Erlang.Port createPort()
{
lock(this)
{
Erlang.Port p = new Erlang.Port(_node, portCount, _creation);
portCount++;
if (portCount > 0x3ffff)
portCount = 0;
return p;
}
}
public void TestEncodeDecode()
{
{
OtpOutputStream os = new OtpOutputStream(new Erlang.Atom("abc"));
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
Assert.IsTrue("abc" == ins.read_atom());
}
{
OtpOutputStream os = new OtpOutputStream(new Erlang.String("string"));
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
Assert.IsTrue("string" == ins.read_string());
}
{
Erlang.Pid pid = new Erlang.Pid("abc", 1, 2, 3);
OtpOutputStream os = new OtpOutputStream(pid);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
Assert.IsTrue(pid.Equals(ins.read_pid()));
}
{
Erlang.Port p = new Erlang.Port("abc", 1, 2);
OtpOutputStream os = new OtpOutputStream(p);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
Assert.IsTrue(p.Equals(ins.read_port()));
}
{
Erlang.Ref p = new Erlang.Ref("abc", new int[3] {
1, 2, 3
}, 2);
OtpOutputStream os = new OtpOutputStream(p);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
Assert.IsTrue(p.Equals(ins.read_ref()));
}
{
OtpOutputStream os = new OtpOutputStream();
os.write_long(1);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
long n = ins.read_long();
Assert.IsTrue(1 == n);
}
{
OtpOutputStream os = new OtpOutputStream();
os.write_long(0xFFFFFF);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
long n = ins.read_long();
Assert.IsTrue(0xFFFFFF == n);
}
{
OtpOutputStream os = new OtpOutputStream();
os.write_long(0xFFFFFFFF);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
long n = ins.read_long();
Assert.IsTrue(0xFFFFFFFF == n);
}
{
OtpOutputStream os = new OtpOutputStream();
os.write_ulong((ulong)0xFFFFFFFFFF);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
ulong n = ins.read_ulong();
Assert.IsTrue((ulong)0xFFFFFFFFFF == n);
}
{
OtpOutputStream os = new OtpOutputStream();
os.write_ulong((ulong)0xFFFFFFFFFFFF);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
ulong n = ins.read_ulong();
Assert.IsTrue((ulong)0xFFFFFFFFFFFF == n);
}
{
OtpOutputStream os = new OtpOutputStream();
os.write_ulong((ulong)0xFFFFFFFFFFFFFF);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
ulong n = ins.read_ulong();
Assert.IsTrue((ulong)0xFFFFFFFFFFFFFF == n);
}
{
OtpOutputStream os = new OtpOutputStream();
os.write_ulong((ulong)0xFFFFFFFFFFFFFFFF);
OtpInputStream ins = new OtpInputStream(os.getBuffer(), 0, os.size());
ulong n = ins.read_ulong();
Assert.IsTrue((ulong)0xFFFFFFFFFFFFFFFF == n);
}
}
