Remove the 'net' type from Bro (addresses #535).

Incremented the serialization data format version in the process.

src/CompHash.cc

@@ -615,10 +615,6 @@ const char* CompositeHash::RecoverOneVal(const HashKey* k, const char* kp0,
 			pval = new AddrVal(addr_val);
 			break;
 
-		case TYPE_NET:
-			pval = new NetVal(addr_val);
-			break;
-
 		default:
 			reporter->InternalError("bad internal address in CompositeHash::RecoverOneVal()");
 			pval = 0;

src/Expr.cc

@@ -2046,7 +2046,6 @@ EqExpr::EqExpr(BroExprTag arg_tag, Expr* arg_op1, Expr* arg_op2)
 		case TYPE_STRING:
 		case TYPE_PORT:
 		case TYPE_ADDR:
-		case TYPE_NET:
 		case TYPE_SUBNET:
 		case TYPE_ERROR:
 			break;

src/LogMgr.cc

@@ -122,7 +122,6 @@ bool LogVal::IsCompatibleType(BroType* t, bool atomic_only)
 	case TYPE_COUNTER:
 	case TYPE_PORT:
 	case TYPE_SUBNET:
-	case TYPE_NET:
 	case TYPE_ADDR:
 	case TYPE_DOUBLE:
 	case TYPE_TIME:
@@ -205,7 +204,6 @@ bool LogVal::Read(SerializationFormat* fmt)
 		return true;
 		}
 
-	case TYPE_NET:
 	case TYPE_ADDR:
 		{
 		uint32 addr[4];
@@ -319,7 +317,6 @@ bool LogVal::Write(SerializationFormat* fmt) const
 			fmt->Write(val.subnet_val.width, "width");
 		}
 
-	case TYPE_NET:
 	case TYPE_ADDR:
 		{
 		uint32 addr[4];
@@ -1051,7 +1048,6 @@ LogVal* LogMgr::ValToLogVal(Val* val, BroType* ty)
 		lval->val.subnet_val = *val->AsSubNet();
 		break;
 
-	case TYPE_NET:
 	case TYPE_ADDR:
 		{
 		addr_type t = val->AsAddr();

src/LogWriterAscii.cc

@@ -136,7 +136,6 @@ bool LogWriterAscii::DoWriteOne(ODesc* desc, LogVal* val, const LogField* field)
 		desc->Add(val->val.subnet_val.width);
 		break;
 
-	case TYPE_NET:
 	case TYPE_ADDR:
 		desc->Add(dotted_addr(val->val.addr_val));
 		break;

src/SerialTypes.h

@@ -91,16 +91,15 @@ SERIAL_VAL(VAL, 1)
 SERIAL_VAL(INTERVAL_VAL,  2)
 SERIAL_VAL(PORT_VAL, 3)
 SERIAL_VAL(ADDR_VAL, 4)
-SERIAL_VAL(NET_VAL, 5)
+SERIAL_VAL(SUBNET_VAL, 5)
-SERIAL_VAL(SUBNET_VAL, 6)
+SERIAL_VAL(STRING_VAL, 6)
-SERIAL_VAL(STRING_VAL, 7)
+SERIAL_VAL(PATTERN_VAL, 7)
-SERIAL_VAL(PATTERN_VAL, 8)
+SERIAL_VAL(LIST_VAL, 8)
-SERIAL_VAL(LIST_VAL, 9)
+SERIAL_VAL(TABLE_VAL, 9)
-SERIAL_VAL(TABLE_VAL, 10)
+SERIAL_VAL(RECORD_VAL, 10)
-SERIAL_VAL(RECORD_VAL, 11)
+SERIAL_VAL(ENUM_VAL, 11)
-SERIAL_VAL(ENUM_VAL, 12)
+SERIAL_VAL(VECTOR_VAL, 12)
-SERIAL_VAL(VECTOR_VAL, 13)
+SERIAL_VAL(MUTABLE_VAL, 13)
-SERIAL_VAL(MUTABLE_VAL, 14)
 
 #define SERIAL_EXPR(name, val) SERIAL_CONST(name, val, EXPR)
 SERIAL_EXPR(EXPR, 1)

src/Serializer.h

@@ -123,7 +123,7 @@ protected:
 
 	// This will be increased whenever there is an incompatible change
 	// in the data format.
-	static const uint32 DATA_FORMAT_VERSION = 19;
+	static const uint32 DATA_FORMAT_VERSION = 20;
 
 	ChunkedIO* io;
 

src/Type.cc

@@ -28,7 +28,7 @@ const char* type_name(TypeTag t)
 		"string", "pattern",
 		"enum",
 		"timer",
-		"port", "addr", "net", "subnet",
+		"port", "addr", "subnet",
 		"any",
 		"table", "union", "record", "types",
 		"func",
@@ -86,7 +86,6 @@ BroType::BroType(TypeTag t, bool arg_base_type)
 		break;
 
 	case TYPE_ADDR:
-	case TYPE_NET:
 		internal_tag = TYPE_INTERNAL_ADDR;
 		break;
 
@@ -1687,7 +1686,6 @@ int same_type(const BroType* t1, const BroType* t2, int is_init)
 	case TYPE_TIMER:
 	case TYPE_PORT:
 	case TYPE_ADDR:
-	case TYPE_NET:
 	case TYPE_SUBNET:
 	case TYPE_ANY:
 	case TYPE_ERROR:
@@ -1863,7 +1861,6 @@ int is_assignable(BroType* t)
 	case TYPE_TIMER:
 	case TYPE_PORT:
 	case TYPE_ADDR:
-	case TYPE_NET:
 	case TYPE_SUBNET:
 	case TYPE_RECORD:
 	case TYPE_FUNC:
@@ -1941,7 +1938,6 @@ BroType* merge_types(const BroType* t1, const BroType* t2)
 	case TYPE_TIMER:
 	case TYPE_PORT:
 	case TYPE_ADDR:
-	case TYPE_NET:
 	case TYPE_SUBNET:
 	case TYPE_BOOL:
 	case TYPE_ANY:

src/Type.h

@@ -23,7 +23,7 @@ typedef enum {
 	TYPE_STRING, TYPE_PATTERN,
 	TYPE_ENUM,
 	TYPE_TIMER,
-	TYPE_PORT, TYPE_ADDR, TYPE_NET, TYPE_SUBNET,
+	TYPE_PORT, TYPE_ADDR, TYPE_SUBNET,
 	TYPE_ANY,
 	TYPE_TABLE,
 	TYPE_UNION,

src/Val.cc

@@ -1099,84 +1099,6 @@ static uint32 parse_dotted(const char* text, int& dots)
 	return a;
 	}
 
-NetVal::NetVal(const char* text) : AddrVal(TYPE_NET)
-	{
-	int dots;
-	uint32 a = parse_dotted(text, dots);
-
-	if ( addr_to_net(a) != a )
-		reporter->Error("bad net address", text);
-
-	Init(uint32(htonl(a)));
-	}
-
-NetVal::NetVal(uint32 addr) : AddrVal(TYPE_NET)
-	{
-	Init(addr);
-	}
-
-#ifdef BROv6
-NetVal::NetVal(const uint32* addr) : AddrVal(TYPE_NET)
-	{
-	Init(addr);
-	}
-#endif
-
-Val* NetVal::SizeVal() const
-	{
-	uint32 addr;
-
-#ifdef BROv6
-	if ( ! is_v4_addr(val.addr_val) )
-		{
-		Error("|net| for IPv6 addresses not supported");
-		return new Val(0.0, TYPE_DOUBLE);
-		}
-
-	addr = to_v4_addr(val.addr_val);
-#else
-	addr = val.addr_val;
-#endif
-	addr = ntohl(addr);
-
-	if ( (addr & 0xFFFFFFFF) == 0L )
-		return new Val(4294967296.0, TYPE_DOUBLE);
-
-	if ( (addr & 0x00FFFFFF) == 0L )
-		return new Val(double(0xFFFFFF + 1), TYPE_DOUBLE);
-
-	if ( (addr & 0x0000FFFF) == 0L )
-		return new Val(double(0xFFFF + 1), TYPE_DOUBLE);
-
-	if ( (addr & 0x000000FF) == 0L )
-		return new Val(double(0xFF + 1), TYPE_DOUBLE);
-
-	return new Val(1.0, TYPE_DOUBLE);
-	}
-
-void NetVal::ValDescribe(ODesc* d) const
-	{
-#ifdef BROv6
-	d->Add(dotted_net6(val.addr_val));
-#else
-	d->Add(dotted_net(val.addr_val));
-#endif
-	}
-
-IMPLEMENT_SERIAL(NetVal, SER_NET_VAL);
-
-bool NetVal::DoSerialize(SerialInfo* info) const
-	{
-	DO_SERIALIZE(SER_NET_VAL, AddrVal);
-	return true;
-	}
-
-bool NetVal::DoUnserialize(UnserialInfo* info)
-	{
-	DO_UNSERIALIZE(AddrVal);
-	return true;
-	}
-
 SubNetVal::SubNetVal(const char* text) : Val(TYPE_SUBNET)
 	{
 	const char* sep = strchr(text, '/');

src/Val.h

@@ -30,7 +30,6 @@ class SerialInfo;
 
 class PortVal;
 class AddrVal;
-class NetVal;
 class SubNetVal;
 
 class IntervalVal;
@@ -244,7 +243,7 @@ public:
 	// ... in network byte order
 	const addr_type AsAddr() const
 		{
-		if ( type->Tag() != TYPE_ADDR && type->Tag() != TYPE_NET )
+		if ( type->Tag() != TYPE_ADDR )
 			BadTag("Val::AsAddr", type_name(type->Tag()));
 		return val.addr_val;
 		}
@@ -284,7 +283,6 @@ public:
 
 	CONVERTER(TYPE_PATTERN, PatternVal*, AsPatternVal)
 	CONVERTER(TYPE_PORT, PortVal*, AsPortVal)
-	CONVERTER(TYPE_NET, NetVal*, AsNetVal)
 	CONVERTER(TYPE_SUBNET, SubNetVal*, AsSubNetVal)
 	CONVERTER(TYPE_TABLE, TableVal*, AsTableVal)
 	CONVERTER(TYPE_RECORD, RecordVal*, AsRecordVal)
@@ -302,7 +300,6 @@ public:
 
 	CONST_CONVERTER(TYPE_PATTERN, PatternVal*, AsPatternVal)
 	CONST_CONVERTER(TYPE_PORT, PortVal*, AsPortVal)
-	CONST_CONVERTER(TYPE_NET, NetVal*, AsNetVal)
 	CONST_CONVERTER(TYPE_SUBNET, SubNetVal*, AsSubNetVal)
 	CONST_CONVERTER(TYPE_TABLE, TableVal*, AsTableVal)
 	CONST_CONVERTER(TYPE_RECORD, RecordVal*, AsRecordVal)
@@ -575,23 +572,6 @@ protected:
 	DECLARE_SERIAL(AddrVal);
 };
 
-class NetVal : public AddrVal {
-public:
-	NetVal(const char* text);
-	NetVal(uint32 addr);
-	NetVal(const uint32* addr);
-
-	Val* SizeVal() const;
-
-protected:
-	friend class Val;
-	NetVal()	{}
-
-	void ValDescribe(ODesc* d) const;
-
-	DECLARE_SERIAL(NetVal);
-};
-
 class SubNetVal : public Val {
 public:
 	SubNetVal(const char* text);

src/bif_type.def

@@ -12,7 +12,6 @@ DEFINE_BIF_TYPE(TYPE_DOUBLE, 	"double", "double", "double", 		"%s->AsDouble()",
 DEFINE_BIF_TYPE(TYPE_FILE, 	"file", "file", "BroFile*", 		"%s->AsFile()", 	"new Val(%s)")
 DEFINE_BIF_TYPE(TYPE_INT, 	"int", "int", "bro_int_t", 		"%s->AsInt()", 		"new Val(%s, TYPE_BOOL)")
 DEFINE_BIF_TYPE(TYPE_INTERVAL, 	"interval", "interval", "double", 	"%s->AsInterval()", 	"new IntervalVal(%s, Seconds)")
-DEFINE_BIF_TYPE(TYPE_NET, 	"net", "net", "addr_type", 		"%s->AsAddr()",		"new NetVal(%s)")
 DEFINE_BIF_TYPE(TYPE_PACKET, 	"packet", "packet", "TCP_TracePacket*", "%s->AsRecordVal()->GetOrigin()", "%s->PacketVal()")
 DEFINE_BIF_TYPE(TYPE_PATTERN, 	"pattern", "pattern", "RE_Matcher*", 	"%s->AsPattern()",	"new PatternVal(%s)")
 // DEFINE_BIF_TYPE(TYPE_PORT, 	"port", "port", "uint32", 		"%s->AsPortVal()->Port()", "incomplete data")

src/bro.bif

@@ -588,53 +588,6 @@ function raw_bytes_to_v4_addr%(b: string%): addr
 	return new AddrVal(htonl(a));
 	%}
 
-function to_net%(a: addr%): net
-	%{
-#ifdef BROv6
-	if ( ! is_v4_addr(a) )
-		{
-		builtin_error("conversion of non-IPv4 address to net", @ARG@[0]);
-		return new NetVal(uint32(0));
-		}
-
-	uint32 addr = to_v4_addr(a);
-#else
-	uint32 addr = a;
-#endif
-
-	addr = htonl(addr_to_net(ntohl(addr)));
-
-	return new NetVal(addr);
-	%}
-
-function net_to_subnet%(a: net%): subnet
-	%{
-#ifdef BROv6
-	if ( ! is_v4_addr(a) )
-		{
-		builtin_error("conversion of non-IPv4 address to subnet", @ARG@[0]);
-		return new SubNetVal(uint32(0), 0);
-		}
-
-	uint32 addr = to_v4_addr(a);
-#else
-	uint32 addr = a;
-#endif
-
-	switch ( addr_to_class(ntohl(addr)) ) {
-	case 'A':
-		return new SubNetVal(addr, 8);
-	case 'B':
-		return new SubNetVal(addr, 16);
-	case 'C':
-	case 'D':
-		return new SubNetVal(addr, 24);
-
-	default:
-		return new SubNetVal(addr, 0);
-	}
-	%}
-
 function to_port%(num: count, proto: transport_proto%): port
 	%{
 	return new PortVal(num, (TransportProto)proto->AsEnum());
@@ -1740,19 +1693,6 @@ function preserve_subnet%(a: subnet%): any
 	return 0;
 	%}
 
-function preserve_net%(a: net%): any
-	%{
-#ifdef BROv6
-	builtin_error("preserve_net() not supported with --enable-BROv6");
-#else
-	AnonymizeIPAddr* ip_anon = ip_anonymizer[PREFIX_PRESERVING_A50];
-	if ( ip_anon )
-		ip_anon->PreserveNet(a);
-#endif
-
-	return 0;
-	%}
-
 # Anonymize given IP address.
 function anonymize_addr%(a: addr, cl: IPAddrAnonymizationClass%): addr
 	%{

src/parse.y

@@ -11,7 +11,7 @@
 %token TOK_CONSTANT TOK_COPY TOK_COUNT TOK_COUNTER TOK_DEFAULT TOK_DELETE
 %token TOK_DOUBLE TOK_ELSE TOK_ENUM TOK_EVENT TOK_EXPORT TOK_FILE TOK_FOR
 %token TOK_FUNCTION TOK_GLOBAL TOK_ID TOK_IF TOK_INT
-%token TOK_INTERVAL TOK_LIST TOK_LOCAL TOK_MODULE TOK_MATCH TOK_NET
+%token TOK_INTERVAL TOK_LIST TOK_LOCAL TOK_MODULE TOK_MATCH
 %token TOK_NEXT TOK_OF TOK_PATTERN TOK_PATTERN_TEXT
 %token TOK_PORT TOK_PRINT TOK_RECORD TOK_REDEF
 %token TOK_REMOVE_FROM TOK_RETURN TOK_SCHEDULE TOK_SET
@@ -787,11 +787,6 @@ type:
 				$$ = base_type(TYPE_ADDR);
 				}
 
-	|	TOK_NET		{
-				set_location(@1);
-				$$ = base_type(TYPE_NET);
-				}
-
 	|	TOK_SUBNET	{
 				set_location(@1);
 				$$ = base_type(TYPE_SUBNET);

src/scan.l

@@ -265,7 +265,6 @@ list	return TOK_LIST;
 local	return TOK_LOCAL;
 match	return TOK_MATCH;
 module	return TOK_MODULE;
-net	return TOK_NET;
 next	return TOK_NEXT;
 of	return TOK_OF;
 pattern	return TOK_PATTERN;
@@ -439,8 +438,6 @@ F	RET_CONST(new Val(false, TYPE_BOOL))
 		RET_CONST(new PortVal(p, TRANSPORT_UNKNOWN))
 		}
 
-{D}"."{D}"."		RET_CONST(new NetVal(yytext))
-({D}"."){2}{D}		RET_CONST(new NetVal(yytext))
 ({D}"."){3}{D}		RET_CONST(new AddrVal(yytext))
 
 ({HEX}:){7}{HEX}	RET_CONST(new AddrVal(yytext))

testing/btest/Baseline/istate.persistence/vars.read.log

@@ -4,7 +4,6 @@ Hallihallo
 1.2.3.4
 1.2.0.0/16
 3.14
-131.159
 42.0 secs
 {
 [2] = uiop,

testing/btest/Baseline/istate.persistence/vars.write.log

@@ -4,7 +4,6 @@ Hallihallo
 1.2.3.4
 1.2.0.0/16
 3.14
-131.159
 42.0 secs
 {
 [2] = uiop,

testing/btest/Baseline/istate.pybroccoli/bro..stdout

@@ -1,14 +1,13 @@
 ==== atomic
 -10
 2
-1311279327.7675
+1313624487.48817
 2.0 mins
 F
 1.5
 Servus
 5555/tcp
 6.7.6.5
-0.0
 192.168.0.0/16
 ==== record
 [a=42, b=6.6.7.7]

testing/btest/Baseline/istate.pybroccoli/python..stdout.filtered

@@ -1,38 +1,35 @@
 ==== atomic a 1 ====
 -4L -4
 42 42
-1311279327.7680
+1313624487.4889
 60.0
 True True
 3.14
 'Hurz' Hurz
 '12345/udp' 12345/udp
 '1.2.3.4' 1.2.3.4
-'X.X.X' X.X.X
 '22.33.44.0/24' 22.33.44.0/24
 ==== atomic a 2 ====
 -10L -10
 2 2
-1311279327.7675
+1313624487.4882
 120.0
 False False
 1.5
 'Servus' Servus
 '5555/tcp' 5555/tcp
 '6.7.6.5' 6.7.6.5
-'X.X.X' X.X.X
 '192.168.0.0/16' 192.168.0.0/16
 ==== atomic b 2 ====
 -10L -10
 <broccoli.count instance at > 2
-<broccoli.time instance at > 1311279327.7675
+<broccoli.time instance at > 1313624487.4882
 <broccoli.interval instance at > 120.0
 False False
 1.5
 'Servus' Servus
 <broccoli.port instance at > 5555/tcp
 <broccoli.addr instance at > 6.7.6.5
-<broccoli.net instance at > X.X.X
 <broccoli.subnet instance at > 192.168.0.0/16
 ==== record 1 ====
 <broccoli.record instance at >

testing/btest/Baseline/istate.sync/receiver.vars.log

@@ -4,7 +4,6 @@ Jodel
 4.3.2.1
 4.0.0.0/8
 21.0
-192.150.186
 42.0 secs
 {
 [1] = asdfg2,

testing/btest/Baseline/istate.sync/sender.vars.log

@@ -4,7 +4,6 @@ Jodel
 4.3.2.1
 4.0.0.0/8
 21.0
-192.150.186
 42.0 secs
 {
 [1] = asdfg2,

testing/btest/Baseline/language.sizeof/output

@@ -7,7 +7,6 @@ File 21.000000
 Function add_interface: 2
 Integer -10: 10
 Interval -5.0 secs: 5.000000
-Net 192.168.0: 65536.000000
 Port 80/tcp: 65616
 Record [i=10, j=<uninitialized>, k=<uninitialized>]: 3
 Set: 3

testing/btest/Baseline/policy.frameworks.logging.remote-types/receiver.test.log

@@ -1,2 +1,2 @@
-# b	i	e	c	p	sn	n	a	d	t	iv	s	sc	ss	se	vc	ve
+# b	i	e	c	p	sn	a	d	t	iv	s	sc	ss	se	vc	ve
-T	-42	Test::TEST	21	123	10.0.0.0/24	10.0.0.0	1.2.3.4	3.14	1312565184.899030	100.0	hurz	2,4,1,3	CC,AA,BB	EMPTY	10,20,30	EMPTY
+T	-42	Test::TEST	21	123	10.0.0.0/24	1.2.3.4	3.14	1313623666.027768	100.0	hurz	2,4,1,3	CC,AA,BB	EMPTY	10,20,30	EMPTY

testing/btest/istate/persistence.bro

@@ -18,7 +18,6 @@ event bro_done()
 	print out, foo4;
 	print out, foo5;
 	print out, foo6;
-	print out, foo7;
 	print out, foo8;
 	print out, foo9;
 	print out, foo10;
@@ -43,7 +42,6 @@ global foo3: string &persistent &synchronized;
 global foo4: addr &persistent &synchronized; 
 global foo5: subnet &persistent &synchronized; 
 global foo6: double &persistent &synchronized; 
-global foo7: net &persistent &synchronized; 
 global foo8: interval &persistent &synchronized; 
 global foo9: table[count] of string &persistent &synchronized;
 global foo10: file &persistent &synchronized; 
@@ -79,7 +77,6 @@ global foo3 = "Hallihallo" &persistent &synchronized;
 global foo4 = 1.2.3.4 &persistent &synchronized; 
 global foo5 = 1.2.0.0/16 &persistent &synchronized; 
 global foo6 = 3.14 &persistent &synchronized; 
-global foo7 = 131.159. &persistent &synchronized; 
 global foo8 = 42 secs &persistent &synchronized; 
 global foo9 = { [1] = "qwerty", [2] = "uiop" } &persistent &synchronized;
 global foo10 = open("test") &persistent &synchronized; 

testing/btest/istate/sync.bro

@@ -17,7 +17,6 @@ global foo3 = "Hallihallo" &persistent &synchronized;
 global foo4 = 1.2.3.4 &persistent &synchronized; 
 global foo5 = 1.2.0.0/16 &persistent &synchronized; 
 global foo6 = 3.14 &persistent &synchronized; 
-global foo7 = 131.159. &persistent &synchronized; 
 global foo8 = 42 secs &persistent &synchronized; 
 global foo9 = { [1] = "qwerty", [2] = "uiop" } &persistent &synchronized;
 global foo10 = open("test") &persistent &synchronized; 
@@ -60,7 +59,6 @@ event bro_done()
 	print out, foo4;
 	print out, foo5;
 	print out, foo6;
-	print out, foo7;
 	print out, foo8;
 	print out, foo9;
 	print out, foo10;
@@ -93,8 +91,6 @@ function modify()
 	
 	foo6 = 21;
 	
-	foo7 = 192.150.186; 
-	
 	foo9[3] = "asdfg1";
 	foo9[1] = "asdfg2";
 	delete foo9[2];

testing/btest/language/sizeof.bro

@@ -26,7 +26,6 @@ global d:  double = -1.23;
 global f:  file = open_log_file("sizeof_demo");
 global i:  int = -10;
 global iv: interval = -5sec;
-global n:  net = 192.168.;
 global p:  port = 80/tcp;
 global r:  example_record [ $i = 10 ];
 global si: set[int];
@@ -82,10 +81,6 @@ print fmt("Integer %s: %d", i, |i|);
 # Size of interval: returns double representation of the interval
 print fmt("Interval %s: %f", iv, |iv|);
 
-# Size of net: returns size of class N network as a double
-# (so that 2^32 can be expressed too).
-print fmt("Net %s: %f", n, |n|);
-
 # Size of port: returns port number as a count.
 print fmt("Port %s: %d", p, |p|);
 

testing/btest/policy/frameworks/logging/remote-types.bro

@@ -24,7 +24,6 @@ export {
 		c: count;
 		p: port;
 		sn: subnet;
-		n: net;
 		a: addr;
 		d: double;
 		t: time;
@@ -63,7 +62,6 @@ event remote_connection_handshake_done(p: event_peer)
 		$c=21,
 		$p=123/tcp,
 		$sn=10.0.0.1/24,
-		$n=10.0.,
 		$a=1.2.3.4,
 		$d=3.14,
 		$t=network_time(),

testing/btest/policy/frameworks/logging/types.bro

@@ -18,7 +18,6 @@ export {
 		c: count;
 		p: port;
 		sn: subnet;
-		n: net;
 		a: addr;
 		d: double;
 		t: time;
@@ -55,7 +54,6 @@ event bro_init()
 		$c=21,
 		$p=123/tcp,
 		$sn=10.0.0.1/24,
-		$n=10.0.,
 		$a=1.2.3.4,
 		$d=3.14,
 		$t=network_time(),