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/*************************************************
* Attribute Source File *
* (C) 1999-2006 The Botan Project *
*************************************************/
#include <botan/asn1_obj.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& der) const
{
der.start_sequence()
.encode(oid)
.start_set()
.add_raw_octets(parameters)
.end_set()
.end_sequence();
}
namespace BER {
/*************************************************
* Decode a BER encoded Attribute *
*************************************************/
void decode(BER_Decoder& source, Attribute& attr)
{
BER_Decoder decoder = BER::get_subsequence(source);
BER::decode(decoder, attr.oid);
BER_Decoder attributes = BER::get_subset(decoder);
attr.parameters = attributes.get_remaining();
attributes.verify_end();
decoder.verify_end();
}
}
}
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