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diagnostic_info.go
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diagnostic_info.go
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// Copyright 2018-2020 opcua authors. All rights reserved.
// Use of this source code is governed by a MIT-style license that can be
// found in the LICENSE file.
package ua
// These flags define which fields of a DiagnosticInfo are set.
// Bits are or'ed together if multiple fields are set.
const (
DiagnosticInfoSymbolicID = 0x1
DiagnosticInfoNamespaceURI = 0x2
DiagnosticInfoLocalizedText = 0x4
DiagnosticInfoLocale = 0x8
DiagnosticInfoAdditionalInfo = 0x10
DiagnosticInfoInnerStatusCode = 0x20
DiagnosticInfoInnerDiagnosticInfo = 0x40
)
// DiagnosticInfo represents the DiagnosticInfo.
//
// Specification: Part 4, 7.8
type DiagnosticInfo struct {
EncodingMask uint8
SymbolicID int32
NamespaceURI int32
Locale int32
LocalizedText int32
AdditionalInfo string
InnerStatusCode StatusCode
InnerDiagnosticInfo *DiagnosticInfo
}
func (d *DiagnosticInfo) Decode(b []byte) (int, error) {
buf := NewBuffer(b)
d.EncodingMask = buf.ReadByte()
if d.Has(DiagnosticInfoSymbolicID) {
d.SymbolicID = buf.ReadInt32()
}
if d.Has(DiagnosticInfoNamespaceURI) {
d.NamespaceURI = buf.ReadInt32()
}
if d.Has(DiagnosticInfoLocale) {
d.Locale = buf.ReadInt32()
}
if d.Has(DiagnosticInfoLocalizedText) {
d.LocalizedText = buf.ReadInt32()
}
if d.Has(DiagnosticInfoAdditionalInfo) {
d.AdditionalInfo = buf.ReadString()
}
if d.Has(DiagnosticInfoInnerStatusCode) {
d.InnerStatusCode = StatusCode(buf.ReadUint32())
}
if d.Has(DiagnosticInfoInnerDiagnosticInfo) {
d.InnerDiagnosticInfo = new(DiagnosticInfo)
buf.ReadStruct(d.InnerDiagnosticInfo)
}
return buf.Pos(), buf.Error()
}
func (d *DiagnosticInfo) Encode() ([]byte, error) {
buf := NewBuffer(nil)
buf.WriteByte(d.EncodingMask)
if d.Has(DiagnosticInfoSymbolicID) {
buf.WriteInt32(d.SymbolicID)
}
if d.Has(DiagnosticInfoNamespaceURI) {
buf.WriteInt32(d.NamespaceURI)
}
if d.Has(DiagnosticInfoLocale) {
buf.WriteInt32(d.Locale)
}
if d.Has(DiagnosticInfoLocalizedText) {
buf.WriteInt32(d.LocalizedText)
}
if d.Has(DiagnosticInfoAdditionalInfo) {
buf.WriteString(d.AdditionalInfo)
}
if d.Has(DiagnosticInfoInnerStatusCode) {
buf.WriteUint32(uint32(d.InnerStatusCode))
}
if d.Has(DiagnosticInfoInnerDiagnosticInfo) {
buf.WriteStruct(d.InnerDiagnosticInfo)
}
return buf.Bytes(), buf.Error()
}
func (d *DiagnosticInfo) Has(mask byte) bool {
return d.EncodingMask&mask == mask
}
func (d *DiagnosticInfo) UpdateMask() {
d.EncodingMask = 0
if d.SymbolicID != 0 {
d.EncodingMask |= DiagnosticInfoSymbolicID
}
if d.NamespaceURI != 0 {
d.EncodingMask |= DiagnosticInfoNamespaceURI
}
if d.Locale != 0 {
d.EncodingMask |= DiagnosticInfoLocale
}
if d.LocalizedText != 0 {
d.EncodingMask |= DiagnosticInfoLocalizedText
}
if d.AdditionalInfo != "" {
d.EncodingMask |= DiagnosticInfoAdditionalInfo
}
if d.InnerStatusCode != 0 {
d.EncodingMask |= DiagnosticInfoInnerStatusCode
}
if d.InnerDiagnosticInfo != nil {
d.EncodingMask |= DiagnosticInfoInnerDiagnosticInfo
}
}