include subentryNameForm definition (X.501)

imports.go

@@ -144,6 +144,7 @@ var (
 	rfc2307Macros map[string]string = rfc2307.Macros
 
 	x501AttributeTypes    x501.AttributeTypeDefinitions    = x501.AllAttributeTypes
+	x501NameForms         x501.NameFormDefinitions         = x501.AllNameForms
 	rfc2079AttributeTypes rfc2079.AttributeTypeDefinitions = rfc2079.AllAttributeTypes
 	rfc2307AttributeTypes rfc2307.AttributeTypeDefinitions = rfc2307.AllAttributeTypes
 	rfc2589AttributeTypes rfc2589.AttributeTypeDefinitions = rfc2589.AllAttributeTypes

internal/x501/nf.go

@@ -0,0 +1,24 @@
+package x501
+
+type NameFormDefinitions []NameFormDefinition
+type NameFormDefinition string
+
+func (r NameFormDefinitions) Len() int {
+        return len(r)
+}
+
+var AllNameForms NameFormDefinitions
+var SubentryNameForm NameFormDefinition
+
+func (r NameFormDefinition) String() string {
+        return string(r)
+}
+
+func init() {
+
+	SubentryNameForm = NameFormDefinition(`( 2.5.15.16 NAME 'subentryNameForm' OC subentry MUST cn X-ORIGIN 'X.501' )`)
+        AllNameForms = NameFormDefinitions{
+		SubentryNameForm,
+        }
+
+}

nf.go

@@ -1028,6 +1028,7 @@ func (r Schema) loadNameForms() (err error) {
 	if !r.IsZero() {
 		funks := []func() error{
 			r.loadRFC4403NameForms,
+			r.loadX501NameForms,
 		}
 
 		for i := 0; i < len(funks) && err == nil; i++ {
@@ -1063,3 +1064,31 @@ func (r Schema) loadRFC4403NameForms() (err error) {
 
 	return
 }
+
+/*
+LoadX501NameForm returns an error following an attempt to load all
+[ITU-T Rec. X.501] [NameForm] slices into the receiver instance.
+
+[ITU-T Rec. X.501]: https://www.itu.int/rec/T-REC-X.501
+*/
+func (r Schema) LoadX501NameForms() error {
+	return r.loadX501NameForms()
+}
+
+func (r Schema) loadX501NameForms() (err error) {
+
+	var i int
+	for i = 0; i < len(x501NameForms) && err == nil; i++ {
+		nf := x501NameForms[i]
+		err = r.ParseNameForm(string(nf))
+	}
+
+	if want := x501NameForms.Len(); i != want {
+		if err == nil {
+			err = mkerr("Unexpected number of X.501 NameForms parsed: want " +
+				itoa(want) + ", got " + itoa(i))
+		}
+	}
+
+	return
+}