Move the definition of PacketTypeDef<T>::class_id to a separate header

[libs/net.git] / source / net / protocol.h

diff --git a/source/net/protocol.h b/source/net/protocol.h
index f722a76c82a7cc73b83d4880b7ac8043f45bd889..05ea60e2f13232305a0ca18c9b50850db25e013c 100644 (file)
--- a/source/net/protocol.h
+++ b/source/net/protocol.h
@@ -48,10 +48,9 @@ private:
        template<typename C, typename S>
        struct CompoundDef: public CompoundTypeDef<C>
        {
-               S *serializer;
+               S serializer;
 
                CompoundDef(const S &);
-               virtual ~CompoundDef();
 
                virtual std::string describe() const;
                virtual char *serialize(const C &, char *, char *) const;
@@ -105,6 +104,23 @@ private:
                const char *deserialize(A &, const char *, const char *) const;
        };
 
+       template<typename C>
+       class CompoundSerializer
+       {
+       public:
+               typedef C ValueType;
+
+       private:
+               const CompoundTypeDef<C> &def;
+
+       public:
+               CompoundSerializer(const Protocol &);
+
+               std::string describe() const { return def.describe(); }
+               char *serialize(const C &, char *, char *) const;
+               const char *deserialize(C &, const char *, const char *) const;
+       };
+
        template<typename P, typename Head, typename S>
        class Serializer: public Head
        {
@@ -180,7 +196,7 @@ private:
 
                const CompoundTypeDef<P> &get_compound() const { return *compound; }
 
-               virtual std::string describe() const;
+               virtual std::string describe() const { return compound->describe(); }
                char *serialize(const P &, char *, char *) const;
                const char *deserialize(P &, const char *, const char *) const;
                virtual const char *dispatch(ReceiverBase &, const char *, const char *) const;
@@ -226,6 +242,9 @@ private:
        void add_packet(PacketDefBase *);
 
 protected:
+       template<typename P>
+       PacketDefBuilder<P, NullSerializer<P> > add(unsigned);
+
        template<typename P>
        PacketDefBuilder<P, NullSerializer<P> > add();
 
@@ -251,13 +270,19 @@ private:
 
 
 template<typename P>
-Protocol::PacketDefBuilder<P, Protocol::NullSerializer<P> > Protocol::add()
+Protocol::PacketDefBuilder<P, Protocol::NullSerializer<P> > Protocol::add(unsigned id)
 {
-       PacketTypeDef<P> *pdef = new PacketTypeDef<P>(next_packet_id++);
+       PacketTypeDef<P> *pdef = new PacketTypeDef<P>(id);
        add_packet(pdef);
        return PacketDefBuilder<P, NullSerializer<P> >(*this, *pdef, NullSerializer<P>());
 }
 
+template<typename P>
+Protocol::PacketDefBuilder<P, Protocol::NullSerializer<P> > Protocol::add()
+{
+       return add<P>(next_packet_id++);
+}
+
 template<typename P>
 const Protocol::PacketTypeDef<P> &Protocol::get_packet_by_class() const
 {
@@ -294,6 +319,13 @@ struct Protocol::BasicTraits
        typedef BasicSerializer<T> Serializer;
 };
 
+template<typename T>
+struct Protocol::Traits
+{
+       static const UInt16 signature = 'C';
+       typedef CompoundSerializer<T> Serializer;
+};
+
 template<> struct Protocol::Traits<Int8>: BasicTraits<Int8, 'I'> { };
 template<> struct Protocol::Traits<UInt8>: BasicTraits<UInt8, 'U'> { };
 template<> struct Protocol::Traits<Int16>: BasicTraits<Int16, 'I'> { };
@@ -322,31 +354,25 @@ struct Protocol::Traits<std::vector<T> >
 
 template<typename C, typename S>
 Protocol::CompoundDef<C, S>::CompoundDef(const S &s):
-       serializer(new S(s))
+       serializer(s)
 { }
 
-template<typename C, typename S>
-Protocol::CompoundDef<C, S>::~CompoundDef()
-{
-       delete serializer;
-}
-
 template<typename C, typename S>
 std::string Protocol::CompoundDef<C, S>::describe() const
 {
-       return "{"+serializer->describe()+"}";
+       return "{"+serializer.describe()+"}";
 }
 
 template<typename C, typename S>
 char *Protocol::CompoundDef<C, S>::serialize(const C &com, char *buf, char *end) const
 {
-       return serializer->serialize(com, buf, end);
+       return serializer.serialize(com, buf, end);
 }
 
 template<typename C, typename S>
 const char *Protocol::CompoundDef<C, S>::deserialize(C &com, const char *buf, const char *end) const
 {
-       return serializer->deserialize(com, buf, end);
+       return serializer.deserialize(com, buf, end);
 }
 
 
@@ -383,6 +409,24 @@ const char *Protocol::ArraySerializer<A>::deserialize(A &array, const char *buf,
 }
 
 
+template<typename C>
+Protocol::CompoundSerializer<C>::CompoundSerializer(const Protocol &proto):
+       def(proto.get_packet_by_class<C>().get_compound())
+{ }
+
+template<typename C>
+char *Protocol::CompoundSerializer<C>::serialize(const C &com, char *buf, char *end) const
+{
+       return def.serialize(com, buf, end);
+}
+
+template<typename C>
+const char *Protocol::CompoundSerializer<C>::deserialize(C &com, const char *buf, const char *end) const
+{
+       return def.deserialize(com, buf, end);
+}
+
+
 template<typename P, typename Head, typename S>
 Protocol::Serializer<P, Head, S>::Serializer(const Head &h, Pointer p, const Protocol &proto):
        Head(h),
@@ -397,23 +441,20 @@ std::string Protocol::Serializer<P, Head, S>::describe() const
 }
 
 template<typename P, typename Head, typename S>
-char * Protocol::Serializer<P, Head, S>::serialize(const P &pkt, char *buf, char *end) const
+char *Protocol::Serializer<P, Head, S>::serialize(const P &pkt, char *buf, char *end) const
 {
        buf = Head::serialize(pkt, buf, end);
        return ser.serialize(pkt.*ptr, buf, end);
 }
 
 template<typename P, typename Head, typename S>
-const char * Protocol::Serializer<P, Head, S>::deserialize(P &pkt, const char *buf, const char *end) const
+const char *Protocol::Serializer<P, Head, S>::deserialize(P &pkt, const char *buf, const char *end) const
 {
        buf = Head::deserialize(pkt, buf, end);
        return ser.deserialize(pkt.*ptr, buf, end);
 }
 
 
-template<typename P>
-unsigned Protocol::PacketTypeDef<P>::class_id = 0;
-
 template<typename P>
 Protocol::PacketTypeDef<P>::PacketTypeDef(unsigned i):
        PacketDefBase(i),
@@ -437,12 +478,6 @@ void Protocol::PacketTypeDef<P>::set_serializer(const S &ser)
        compound = new CompoundDef<P, S>(ser);
 }
 
-template<typename P>
-std::string Protocol::PacketTypeDef<P>::describe() const
-{
-       return compound->describe();
-}
-
 template<typename P>
 char *Protocol::PacketTypeDef<P>::serialize(const P &pkt, char *buf, char *end) const
 {