"io"
)
-func Serialize(blk *MapBlk, w io.Writer, idNameMap map[string]mt.Content) {
+func Serialize(blk *MapBlk, w io.Writer, nameIdMap map[mt.Content]string) {
if err := binary.Write(w, binary.BigEndian, &SerializeVer); err != nil {
panic(err)
}
var buf bytes.Buffer
zw := zlib.NewWriter(&buf)
- if err := binary.Write(zw, binary.BigEndian, &NodeMetaVer); err != nil {
- panic(err)
+ var version = NodeMetaVer
+ if len(blk.NodeMetas) == 0 {
+ version = 0
}
- var count = uint16(len(blk.NodeMetas))
- if err := binary.Write(zw, binary.BigEndian, &count); err != nil {
+ if err := binary.Write(zw, binary.BigEndian, &version); err != nil {
panic(err)
}
- for pos, data := range blk.NodeMetas {
- if err := binary.Write(zw, binary.BigEndian, &pos); err != nil {
- panic(err)
- }
-
- var num = uint32(len(data.Fields))
- if err := binary.Write(zw, binary.BigEndian, &num); err != nil {
+ if version != 0 {
+ var count = uint16(len(blk.NodeMetas))
+ if err := binary.Write(zw, binary.BigEndian, &count); err != nil {
panic(err)
}
- for _, field := range data.Fields {
- var lenName = uint16(len(field.Name))
- if err := binary.Write(zw, binary.BigEndian, &lenName); err != nil {
+ for pos, data := range blk.NodeMetas {
+ if err := binary.Write(zw, binary.BigEndian, &pos); err != nil {
panic(err)
}
- var name = []byte(field.Name)
- if err := binary.Write(zw, binary.BigEndian, &name); err != nil {
+ var num = uint32(len(data.Fields))
+ if err := binary.Write(zw, binary.BigEndian, &num); err != nil {
panic(err)
}
- var lenValue = uint32(len(field.Value))
- if err := binary.Write(zw, binary.BigEndian, &lenValue); err != nil {
- panic(err)
+ for _, field := range data.Fields {
+ var lenName = uint16(len(field.Name))
+ if err := binary.Write(zw, binary.BigEndian, &lenName); err != nil {
+ panic(err)
+ }
+
+ var name = []byte(field.Name)
+ if err := binary.Write(zw, binary.BigEndian, &name); err != nil {
+ panic(err)
+ }
+
+ var lenValue = uint32(len(field.Value))
+ if err := binary.Write(zw, binary.BigEndian, &lenValue); err != nil {
+ panic(err)
+ }
+
+ var value = []byte(field.Value)
+ if err := binary.Write(zw, binary.BigEndian, &value); err != nil {
+ panic(err)
+ }
+
+ if err := binary.Write(zw, binary.BigEndian, &field.Private); err != nil {
+ panic(err)
+ }
}
- var value = []byte(field.Value)
- if err := binary.Write(zw, binary.BigEndian, &value); err != nil {
+ if err := data.Inv.Serialize(zw); err != nil {
panic(err)
}
-
- if err := binary.Write(zw, binary.BigEndian, &field.Private); err != nil {
- panic(err)
- }
- }
-
- if err := data.Inv.Serialize(zw); err != nil {
- panic(err)
}
}
panic(err)
}
- var exists = make(map[mt.Content]struct{})
+ var localNameIdMap = make(map[mt.Content]string)
for i := 0; i < 4096; i++ {
- exists[blk.Param0[i]] = struct{}{}
+ id := blk.Param0[i]
+ if isSpecial(id) {
+ continue
+ }
+
+ if _, ok := localNameIdMap[id]; ok {
+ continue
+ }
+
+ name, ok := nameIdMap[id]
+ if !ok {
+ panic(ErrInvalidNodeId{id})
+ }
+
+ localNameIdMap[id] = name
}
- var nameIdMapCount = uint16(len(exists))
+ var nameIdMapCount = uint16(len(localNameIdMap))
if err := binary.Write(w, binary.BigEndian, &nameIdMapCount); err != nil {
panic(err)
}
- for name, id := range idNameMap {
- if _, ok := exists[id]; !ok {
- continue
- }
-
+ for id, name := range localNameIdMap {
if err := binary.Write(w, binary.BigEndian, &id); err != nil {
panic(err)
}