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diff --git a/libhmac/hmac.c b/libhmac/hmac.c
deleted file mode 100644
index 2e050fa..0000000
--- a/libhmac/hmac.c
+++ /dev/null
@@ -1,151 +0,0 @@
-/*
-** Copyright 1998 - 1999 Double Precision, Inc.
-** See COPYING for distribution information.
-*/
-
-#if	HAVE_CONFIG_H
-#include	"config.h"
-#endif
-
-#include	"hmac.h"
-
-static const char rcsid[]="$Id: hmac.c,v 1.4 2006/01/22 03:37:04 mrsam Exp $";
-
-struct hmac_hashinfo *hmac_list[]= {HMAC_LIST};
-
-struct hhki {
-	const struct hmac_hashinfo *hh;
-	const char *k;
-        size_t kl;
-	unsigned char *kxopad;
-	unsigned char *kxipad;
-
-	void *context;
-	} ;
-
-static void dohashkey(unsigned char *, void *);
-static void docalcc(void *, void *);
-
-void hmac_hashkey(const struct hmac_hashinfo *hh, const char *k,
-        size_t kl, unsigned char *kxopad, unsigned char *kxipad)
-{
-struct hhki i;
-
-	i.hh=hh;
-	i.k=k;
-	i.kl=kl;
-	i.kxopad=kxopad;
-	i.kxipad=kxipad;
-
-	(*hh->hh_allocacontext)( docalcc, (void *)&i );
-}
-
-static void dokeycalc(struct hhki *);
-
-static void docalcc(void *c, void *v)
-{
-struct hhki *i=(struct hhki *)v;
-
-	i->context=c;
-
-	if (i->kl > i->hh->hh_B)
-		(*i->hh->hh_allocaval)(dohashkey, (void *)i);
-	else
-		dokeycalc( i );
-}
-
-static void dohashkey(unsigned char *keybuf, void *v)
-{
-struct hhki *i=(struct hhki *)v;
-
-	(*i->hh->hh_init)(i->context);
-	(*i->hh->hh_hash)(i->context, i->k, i->kl);
-	(*i->hh->hh_endhash)(i->context, i->kl);
-	(*i->hh->hh_getdigest)(i->context, keybuf);
-	i->k=(char *)keybuf;
-	i->kl=i->hh->hh_L;
-	dokeycalc(i);
-}
-
-static void dokeycalc(struct hhki *i)
-{
-char	buf[64];	/* Random guess :-) */
-unsigned n;
-unsigned l;
-
-	(*i->hh->hh_init)(i->context);
-	n=0;
-	for (l=0; l<i->hh->hh_B; l++)
-	{
-		buf[n] = ( l < i->kl ? i->k[l]:0) ^ 0x5C;
-		if ( ++n >= sizeof(buf))
-		{
-			(*i->hh->hh_hash)(i->context, buf, sizeof(buf));
-			n=0;
-		}
-	}
-	if (n)
-		(*i->hh->hh_hash)(i->context, buf, n);
-	(*i->hh->hh_getdigest)(i->context, i->kxopad);
-
-	(*i->hh->hh_init)(i->context);
-	n=0;
-	for (l=0; l<i->hh->hh_B; l++)
-	{
-		buf[n] = ( l < i->kl ? i->k[l]:0) ^ 0x36;
-		if ( ++n >= sizeof(buf))
-		{
-			(*i->hh->hh_hash)(i->context, buf, sizeof(buf));
-			n=0;
-		}
-	}
-	if (n)
-		(*i->hh->hh_hash)(i->context, buf, n);
-	(*i->hh->hh_getdigest)(i->context, i->kxipad);
-}
-
-struct hhko {
-	const struct hmac_hashinfo *hh;
-	const char *t;
-        size_t tl;
-	const unsigned char *kxopad;
-	const unsigned char *kxipad;
-	unsigned char *hash;
-	} ;
-
-static void docalch(void *, void *);
-
-void hmac_hashtext (
-        const struct hmac_hashinfo *hh,
-        const char *t,
-        size_t tl,
-        const unsigned char *kxopad,
-        const unsigned char *kxipad,
-        unsigned char *hash)
-{
-struct hhko o;
-
-	o.hh=hh;
-	o.t=t;
-	o.tl=tl;
-	o.kxopad=kxopad;
-	o.kxipad=kxipad;
-	o.hash=hash;
-
-	(*hh->hh_allocacontext)( docalch, (void *)&o );
-}
-
-static void docalch(void *c, void *v)
-{
-struct hhko *o=(struct hhko *)v;
-
-	(o->hh->hh_setdigest)(c, o->kxipad);
-	(o->hh->hh_hash)(c, o->t, o->tl);
-	(o->hh->hh_endhash)(c, o->tl+o->hh->hh_B);
-	(o->hh->hh_getdigest)(c, o->hash);
-
-	(o->hh->hh_setdigest)(c, o->kxopad);
-	(o->hh->hh_hash)(c, o->hash, o->hh->hh_L);
-	(o->hh->hh_endhash)(c, o->hh->hh_L + o->hh->hh_B);
-	(o->hh->hh_getdigest)(c, o->hash);
-}