Add support for field meta data to binapi-generator

[govpp.git] / cmd / binapi-generator / generate.go

diff --git a/cmd/binapi-generator/generate.go b/cmd/binapi-generator/generate.go
index f22a035..64d1071 100644 (file)
--- a/cmd/binapi-generator/generate.go
+++ b/cmd/binapi-generator/generate.go
@@ -591,17 +591,36 @@ func generateField(ctx *context, w io.Writer, fields []Field, i int) {
        }
        fmt.Fprintf(w, "\t%s %s", fieldName, fieldType)
 
+       fieldTags := map[string]string{}
+
        if field.Length > 0 {
                // fixed size array
-               fmt.Fprintf(w, "\t`struc:\"[%d]%s\"`", field.Length, dataType)
+               fieldTags["struc"] = fmt.Sprintf("[%d]%s", field.Length, dataType)
        } else {
                for _, f := range fields {
                        if f.SizeFrom == field.Name {
                                // variable sized array
                                sizeOfName := camelCaseName(f.Name)
-                               fmt.Fprintf(w, "\t`struc:\"sizeof=%s\"`", sizeOfName)
+                               fieldTags["struc"] = fmt.Sprintf("sizeof=%s", sizeOfName)
+                       }
+               }
+       }
+
+       if field.Meta.Limit > 0 {
+               fieldTags["binapi"] = fmt.Sprintf(",limit=%d", field.Meta.Limit)
+       }
+
+       if len(fieldTags) > 0 {
+               fmt.Fprintf(w, "\t`")
+               var i int
+               for n, t := range fieldTags {
+                       if i > 0 {
+                               fmt.Fprintf(w, " ")
                        }
+                       i++
+                       fmt.Fprintf(w, `%s:"%s"`, n, t)
                }
+               fmt.Fprintf(w, "`")
        }
 
        fmt.Fprintln(w)