-- |
-- Module : Data.ASN1.Error
-- License : BSD-style
-- Maintainer : Vincent Hanquez <vincent@snarc.org>
-- Stability : experimental
-- Portability : unknown
--
{-# LANGUAGE DeriveDataTypeable #-}
{-# LANGUAGE BangPatterns #-}
module Data.ASN1.Error
(
-- * Errors types
ASN1Error(..)
) where
import Control.Exception (Exception)
import Data.Typeable
-- | Possible errors during parsing operations
data ASN1Error = StreamUnexpectedEOC -- ^ Unexpected EOC in the stream.
| StreamInfinitePrimitive -- ^ Invalid primitive with infinite length in a stream.
| StreamConstructionWrongSize -- ^ A construction goes over the size specified in the header.
| StreamUnexpectedSituation String -- ^ An unexpected situation has come up parsing an ASN1 event stream.
| ParsingHeaderFail String -- ^ Parsing an invalid header.
| ParsingPartial -- ^ Parsing is not finished, there is construction unended.
| TypeNotImplemented String -- ^ Decoding of a type that is not implemented. Contribution welcome.
| TypeDecodingFailed String -- ^ Decoding of a knowed type failed.
| TypePrimitiveInvalid String -- ^ Invalid primitive type
| PolicyFailed String String -- ^ Policy failed including the name of the policy and the reason.
deriving (Typeable, Show, Eq)
instance Exception ASN1Error