bottin/goldap/authentication_choice.go

38 lines
1.2 KiB
Go

package message
import "fmt"
//
// AuthenticationChoice ::= CHOICE {
// simple [0] OCTET STRING,
// -- 1 and 2 reserved
// sasl [3] SaslCredentials,
// ... }
func readAuthenticationChoice(bytes *Bytes) (ret AuthenticationChoice, err error) {
tagAndLength, err := bytes.PreviewTagAndLength()
if err != nil {
err = LdapError{fmt.Sprintf("readAuthenticationChoice:\n%s", err.Error())}
return
}
err = tagAndLength.ExpectClass(classContextSpecific)
if err != nil {
err = LdapError{fmt.Sprintf("readAuthenticationChoice:\n%s", err.Error())}
return
}
switch tagAndLength.Tag {
case TagAuthenticationChoiceSimple:
ret, err = readTaggedOCTETSTRING(bytes, classContextSpecific, TagAuthenticationChoiceSimple)
case TagAuthenticationChoiceSaslCredentials:
ret, err = readSaslCredentials(bytes)
default:
err = LdapError{fmt.Sprintf("readAuthenticationChoice: invalid tag value %d for AuthenticationChoice", tagAndLength.Tag)}
return
}
if err != nil {
err = LdapError{fmt.Sprintf("readAuthenticationChoice:\n%s", err.Error())}
return
}
return
}