func NewRequestHeader() *RequestHeader {
r := new(RequestHeader)
r.ProtocolVersion = 0
r.Command = base.CCUnknown
r.Locale = base.GetLanguageByCode(uint16(0x0409)) // en-us
r.DeviceId = ""
r.PolicyKey = "0"
r.DeviceType = ""
r.CommandParameters = make(map[string]string)
return r
}
func decodeBase64Url(url string) (*RequestHeader, error) {
var (
result *RequestHeader = NewRequestHeader()
err error
)
parts := strings.Split(url, "?")
if len(parts) == 2 {
decoded, err := base64.StdEncoding.DecodeString(parts[1])
if err == nil {
br := bytes.NewReader(decoded)
result.ProtocolVersion, err = br.ReadByte()
if err != nil {
return nil, err
}
b, err := br.ReadByte()
if err != nil {
return nil, err
}
result.Command = base.CommandCode(b)
b, err = br.ReadByte()
if err != nil {
return nil, err
}
b2, err := br.ReadByte()
if err != nil {
return nil, err
}
result.Locale = base.GetLanguageByCode(uint16(b2)<<8 + uint16(b))
b, err = br.ReadByte()
if err != nil {
return nil, err
}
var l byte
for l = 0; l < b; l++ {
b2, err = br.ReadByte()
if err != nil {
return nil, err
}
result.DeviceId += fmt.Sprintf("%c", b2)
}
b, err = br.ReadByte()
if err != nil {
return nil, err
}
if b > 0 {
result.PolicyKey = ""
for l = 0; l < b; l++ {
b2, err = br.ReadByte()
if err != nil {
return nil, err
}
result.PolicyKey += fmt.Sprintf("%c", b2)
}
}
b, err = br.ReadByte()
if err != nil {
return nil, err
}
for l = 0; l < b; l++ {
b2, err = br.ReadByte()
if err != nil {
return nil, err
}
result.DeviceType += fmt.Sprintf("%c", b2)
}
}
}
if err != nil {
return nil, err
}
return result, nil
}