/* Opie (s/key) support for FTP.
- Copyright (C) 1998 Free Software Foundation, Inc.
+ Copyright (C) 1998-2004 Free Software Foundation, Inc.
This file is part of GNU Wget.
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with Wget; if not, write to the Free Software
-Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+along with Wget; if not, write to the Free Software Foundation, Inc.,
+51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
In addition, as a special exception, the Free Software Foundation
gives permission to link the code of its release of Wget with the
#include <stdio.h>
#include <stdlib.h>
-#ifdef HAVE_STRING_H
-# include <string.h>
-#else
-# include <strings.h>
-#endif
+#include <string.h>
#include "wget.h"
#include "gen-md5.h"
return store_beg;
}
-/* Calculate the MD5 checksum of SRC in one step. The MD5 context
- must be declared as md5_ctx. */
-#define DO_MD5(src, len, dest) do { \
- gen_md5_init (md5_ctx); \
- gen_md5_update ((unsigned char *) (src), (len), md5_ctx); \
- gen_md5_finish (md5_ctx, (unsigned char *) (dest)); \
-} while (0)
-
/* Calculate the SKEY response, based on the sequence, seed
(challenge), and the secret password. The calculated response is
used instead of the real password when logging in to SKEY-enabled
ALLOCA_MD5_CONTEXT (md5_ctx);
uint32_t checksum[4];
- char *feed = (char *) alloca (strlen (seed) + strlen (pass) + 1);
- strcpy (feed, seed);
- strcat (feed, pass);
-
- DO_MD5 (feed, strlen (feed), checksum);
+ gen_md5_init (md5_ctx);
+ gen_md5_update ((const unsigned char *)seed, strlen(seed), md5_ctx);
+ gen_md5_update ((const unsigned char *)pass, strlen(pass), md5_ctx);
+ gen_md5_finish (md5_ctx, (unsigned char *)checksum);
checksum[0] ^= checksum[2];
checksum[1] ^= checksum[3];
memcpy (key, checksum, 8);
while (sequence-- > 0)
{
- DO_MD5 (key, 8, checksum);
+ gen_md5_init (md5_ctx);
+ gen_md5_update ((unsigned char *) key, 8, md5_ctx);
+ gen_md5_finish (md5_ctx, (unsigned char *) checksum);
checksum[0] ^= checksum[2];
checksum[1] ^= checksum[3];
memcpy (key, checksum, 8);