Fix build when libpsl is not available

[wget] / src / ftp-opie.c

diff --git a/src/ftp-opie.c b/src/ftp-opie.c
index 9c4a1ea51e080320dcc51d4e0536427ba7a9ac16..9b3761016868e00618bf4ed4e89d34ed23ecd9c6 100644 (file)
--- a/src/ftp-opie.c
+++ b/src/ftp-opie.c
@@ -1,11 +1,12 @@
 /* Opie (s/key) support for FTP.
-   Copyright (C) 1998 Free Software Foundation, Inc.
+   Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
+   2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
 
 This file is part of GNU Wget.
 
 GNU Wget is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
+the Free Software Foundation; either version 3 of the License, or
 (at your option) any later version.
 
 GNU Wget is distributed in the hope that it will be useful,
@@ -14,31 +15,26 @@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 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, see <http://www.gnu.org/licenses/>.
 
-In addition, as a special exception, the Free Software Foundation
-gives permission to link the code of its release of Wget with the
-OpenSSL project's "OpenSSL" library (or with modified versions of it
-that use the same license as the "OpenSSL" library), and distribute
-the linked executables.  You must obey the GNU General Public License
-in all respects for all of the code used other than "OpenSSL".  If you
-modify this file, you may extend this exception to your version of the
-file, but you are not obligated to do so.  If you do not wish to do
-so, delete this exception statement from your version.  */
+Additional permission under GNU GPL version 3 section 7
 
-#include <config.h>
+If you modify this program, or any covered work, by linking or
+combining it with the OpenSSL project's OpenSSL library (or a
+modified version of that library), containing parts covered by the
+terms of the OpenSSL or SSLeay licenses, the Free Software Foundation
+grants you additional permission to convey the resulting work.
+Corresponding Source for a non-source form of such a combination
+shall include the source code for the parts of OpenSSL used as well
+as that of the covered work.  */
+
+#include "wget.h"
 
 #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"
+#include "md5.h"
 #include "ftp.h"
 
 /* Dictionary for integer-word translations.  Available in appendix D
@@ -2122,8 +2118,8 @@ extract (const unsigned char *s, int start, int length)
 static char *
 btoe (char *store, const unsigned char *c)
 {
-  unsigned char cp[10];                /* add in room for the parity 2 bits +
-                                  extract() slop.  */
+  unsigned char cp[10];         /* add in room for the parity 2 bits +
+                                   extract() slop.  */
   int p, i;
   char *store_beg = store;
 
@@ -2159,20 +2155,12 @@ btoe (char *store, const unsigned char *c)
   store += STRLEN_1_4 (store);
   *store++ = ' ';
   memcpy (store, &Wp[extract (cp, 55, 11)][0], 4);
-  store[4] = '\0';             /* make sure the string is terminated */
+  store[4] = '\0';              /* make sure the string is terminated */
 
-  DEBUGP (("wrote `%s' to STORE\n", store_beg));
+  DEBUGP (("wrote %s to STORE\n", quote (store_beg)));
   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
@@ -2208,21 +2196,22 @@ skey_response (int sequence, const char *seed, const char *pass)
      the terminating \0.  24+5+1 == 30  */
   static char english[30];
 
-  ALLOCA_MD5_CONTEXT (md5_ctx);
+  struct md5_ctx 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);
+  md5_init_ctx (&ctx);
+  md5_process_bytes ((const unsigned char *) seed, strlen (seed), &ctx);
+  md5_process_bytes ((const unsigned char *) pass, strlen (pass), &ctx);
+  md5_finish_ctx (&ctx, (unsigned char *) checksum);
   checksum[0] ^= checksum[2];
   checksum[1] ^= checksum[3];
   memcpy (key, checksum, 8);
 
   while (sequence-- > 0)
     {
-      DO_MD5 (key, 8, checksum);
+      md5_init_ctx (&ctx);
+      md5_process_bytes ((unsigned char *) key, 8, &ctx);
+      md5_finish_ctx (&ctx, (unsigned char *) checksum);
       checksum[0] ^= checksum[2];
       checksum[1] ^= checksum[3];
       memcpy (key, checksum, 8);