Move almost all of the ASN.1, BER, and DER codec related code into new

module asn1

Move hex and base64 codecs into new codecs directory. Also move zlib and
bzip2 to codecs from compress.

1 files changed, 58 insertions, 0 deletions

diff --git a/src/asn1/asn1_att.cpp b/src/asn1/asn1_att.cpp
new file mode 100644
index 000000000..7c16ff3a5
--- /dev/null
+++ b/src/asn1/asn1_att.cpp
@@ -0,0 +1,58 @@
+/*************************************************
+* Attribute Source File                          *
+* (C) 1999-2007 Jack Lloyd                       *
+*************************************************/
+
+#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();
+   }
+
+}