Below is the file 'asn1_att.cpp' from this revision. You can also download the file.

/*************************************************
* Attribute Source File                          *
* (C) 1999-2007 The Botan Project                *
*************************************************/

#include <botan/asn1_obj.h>
#include <botan/der_enc.h>
#include <botan/ber_dec.h>
#include <botan/oids.h>

namespace Botan {

/*************************************************
* Create an Attribute                            *
*************************************************/
Attribute::Attribute(const OID& attr_oid, const MemoryRegion<byte>& attr_value)
   {
   oid = attr_oid;
   parameters = attr_value;
   }

/*************************************************
* Create an Attribute                            *
*************************************************/
Attribute::Attribute(const std::string& attr_oid,
                     const MemoryRegion<byte>& attr_value)
   {
   oid = OIDS::lookup(attr_oid);
   parameters = attr_value;
   }

/*************************************************
* DER encode a Attribute                         *
*************************************************/
void Attribute::encode_into(DER_Encoder& codec) const
   {
   codec.start_cons(SEQUENCE)
      .encode(oid)
      .start_cons(SET)
         .raw_bytes(parameters)
      .end_cons()
   .end_cons();
   }

/*************************************************
* Decode a BER encoded Attribute                 *
*************************************************/
void Attribute::decode_from(BER_Decoder& codec)
   {
   codec.start_cons(SEQUENCE)
      .decode(oid)
      .start_cons(SET)
         .raw_bytes(parameters)
      .end_cons()
   .end_cons();
   }

}