get the provider of the underlying implementation . concode_field_sep Provider provider concode_elem_sep boolean virgin concode_elem_sep String SERVICE concode_elem_sep MacSpi macSpi concode_elem_sep String algorithm concode_field_sep int getMacLength concode_elem_sep void init concode_elem_sep void init concode_elem_sep String getAlgorithm concode_elem_sep Object clone concode_elem_sep void reset concode_elem_sep void update concode_elem_sep void update concode_elem_sep void update concode_elem_sep Mac getInstance concode_elem_sep Mac getInstance concode_elem_sep Mac getInstance concode_elem_sep byte[] doFinal concode_elem_sep byte[] doFinal concode_elem_sep void doFinal
Provider function ( ) { return provider ; }