[svn] GnuPG - r4323 - in trunk: . common doc g10 tests tools

svn author wk cvs at cvs.gnupg.org
Sun Nov 5 16:09:01 CET 2006


Author: wk
Date: 2006-11-05 16:08:58 +0100 (Sun, 05 Nov 2006)
New Revision: 4323

Modified:
   trunk/AUTHORS
   trunk/ChangeLog
   trunk/common/ChangeLog
   trunk/common/Makefile.am
   trunk/configure.ac
   trunk/doc/ChangeLog
   trunk/doc/faq.raw
   trunk/g10/ChangeLog
   trunk/g10/encode.c
   trunk/g10/gpg.c
   trunk/g10/keydb.h
   trunk/g10/options.skel
   trunk/g10/pkclist.c
   trunk/tests/ChangeLog
   trunk/tests/asschk.c
   trunk/tools/ChangeLog
   trunk/tools/symcryptrun.c
Log:
Collected fixes.


Modified: trunk/AUTHORS
===================================================================
--- trunk/AUTHORS	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/AUTHORS	2006-11-05 15:08:58 UTC (rev 4323)
@@ -11,7 +11,7 @@
 
 Birger Langkjer <birger.langkjer at image.dk> Translations [da]
 
-Maxim Britov <maxbritov at tut.by> Translations [ru]
+Maxim Britov <maxim.britov at gmail.com> Translations [ru]
 
 Daniel Resare  <daniel at resare.com> Translations [sv]
 Per Tunedal    <per at clipanish.com> Translations [sv]
@@ -81,7 +81,7 @@
 Paul Eggert <eggert at twinsun.com> 
     (configuration macros for LFS)
 
-Pavel I. Shajdo <zwon at severodvinsk.ru> Translations [ru]
+Pavel I. Shajdo <pshajdo at gmail.com> Translations [ru]
     (man pages)
 
 Pedro Morais <morais at poli.org> Translations [pt_PT]

Modified: trunk/ChangeLog
===================================================================
--- trunk/ChangeLog	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/ChangeLog	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1,3 +1,7 @@
+2006-11-03  Werner Koch  <wk at g10code.com>
+
+	* configure.ac: Test for pty.h.  From Gentoo.
+
 2006-10-24  Werner Koch  <wk at g10code.com>
 
 	Released 1.9.94.

Modified: trunk/common/ChangeLog
===================================================================
--- trunk/common/ChangeLog	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/common/ChangeLog	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1,3 +1,8 @@
+2006-11-03  Werner Koch  <wk at g10code.com>
+
+	* Makefile.am (t_convert_DEPENDENCIES): Add libcommon.  From
+	Gentoo.
+
 2006-10-24  Marcus Brinkmann  <marcus at g10code.de>
 
 	* Makefile.am (libcommon_a_CFLAGS): Add $(LIBASSUAN_CFLAGS).

Modified: trunk/common/Makefile.am
===================================================================
--- trunk/common/Makefile.am	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/common/Makefile.am	2006-11-05 15:08:58 UTC (rev 4323)
@@ -81,6 +81,6 @@
 t_common_ldadd = ../jnlib/libjnlib.a ../common/libcommon.a ../gl/libgnu.a \
                  $(LIBGCRYPT_LIBS) $(GPG_ERROR_LIBS)
 
-t_convert_DEPENDENCIES = convert.c
+t_convert_DEPENDENCIES = convert.c libcommon.a
 t_convert_LDADD = $(t_common_ldadd)
 

Modified: trunk/configure.ac
===================================================================
--- trunk/configure.ac	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/configure.ac	2006-11-05 15:08:58 UTC (rev 4323)
@@ -876,7 +876,7 @@
 #
 AC_HEADER_STDC
 AC_CHECK_HEADERS([string.h unistd.h langinfo.h termio.h locale.h getopt.h])
-AC_CHECK_HEADERS([pwd.h inttypes.h])
+AC_CHECK_HEADERS([pty.h pwd.h inttypes.h])
 
 
 #
@@ -1245,7 +1245,7 @@
 ***
 *** You need libassuan with Pth support to build this program.
 *** This library is for example available at
-***   ftp://ftp.gnupg.org/gcrypt/alpha/libassuan/
+***   ftp://ftp.gnupg.org/gcrypt/libassuan/
 *** (at least version $NEED_LIBASSUAN_VERSION (API $NEED_LIBASSUAN_API) is required).
 ***]])
 fi

Modified: trunk/doc/ChangeLog
===================================================================
--- trunk/doc/ChangeLog	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/doc/ChangeLog	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1,3 +1,7 @@
+2006-10-30  Werner Koch  <wk at g10code.com>
+
+	* faq.raw: Minor corrections.
+
 2006-10-12  Werner Koch  <wk at g10code.com>
 
 	* Makefile.am (man_MANS): Do not install gnupg.7 due to a conflict

Modified: trunk/doc/faq.raw
===================================================================
--- trunk/doc/faq.raw	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/doc/faq.raw	2006-11-05 15:08:58 UTC (rev 4323)
@@ -583,7 +583,9 @@
     GnuPG keeps several files in a special homedir directory. These
     include the options file, pubring.gpg, secring.gpg, trustdb.gpg,
     and others. GnuPG will always create and use these files. On unices,
-    the homedir is usually ~/.gnupg; on Windows "C:\gnupg\".
+    the homedir is usually ~/.gnupg; on Windows it is name "gnupg" and
+    found below the user's application directory.  Run the gpg and
+    pass the option --version to see the name of that directory.
 
     If you want to put your keyrings somewhere else, use the option:
 
@@ -978,7 +980,7 @@
 
     You are most likely using GnuPG 1.0.2 or older on Windows. That's
     feature isn't yet implemented, but it's a bug not to say it. Newer
-    versions issue a warning. Upgrade to 1.0.4 or newer.
+    versions issue a warning. Upgrade to 1.4.5 or newer.
 
 <Q> I get "gpg: waiting for lock ..."
 

Modified: trunk/g10/ChangeLog
===================================================================
--- trunk/g10/ChangeLog	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/g10/ChangeLog	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1,3 +1,18 @@
+2006-11-05  Werner Koch  <wk at g10code.com>
+
+	* gpg.c (main): Remove the default --require-cross-certification.
+	* options.skel: Enable require-cross-certification.
+
+2006-10-31  Werner Koch  <wk at g10code.com>
+
+	* pkclist.c (warn_missing_aes_from_pklist): New.
+	* encode.c (encrypt_filter, encode_crypt): Use it here.
+
+2006-10-27  Werner Koch  <wk at g10code.com>
+
+	* pkclist.c (warn_missing_mdc_from_pklist): New.
+	* encode.c (use_mdc): Use it here.
+
 2006-10-24  Marcus Brinkmann  <marcus at g10code.de>
 
 	* Makefile.am (AM_CFLAGS): Add $(LIBASSUAN_CFLAGS).

Modified: trunk/g10/encode.c
===================================================================
--- trunk/g10/encode.c	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/g10/encode.c	2006-11-05 15:08:58 UTC (rev 4323)
@@ -147,6 +147,9 @@
   if (gcry_cipher_get_algo_blklen (algo) != 8)
     return 1;
 
+  if (opt.verbose)
+    warn_missing_mdc_from_pklist (pk_list);
+
   return 0; /* No MDC */
 }
 
@@ -521,6 +524,14 @@
 	      compliance_failure();
 	    }
 	}
+
+        /* In case 3DES has been selected, print a warning if
+           any key does not have a preference for AES.  This
+           should help to indentify why encrypting to several
+           recipients falls back to 3DES. */
+        if (opt.verbose
+            && cfx.dek->algo == CIPHER_ALGO_3DES)
+          warn_missing_aes_from_pklist (pk_list);
     }
     else {
       if(!opt.expert &&
@@ -533,7 +544,7 @@
 
       cfx.dek->algo = opt.def_cipher_algo;
     }
-
+    
     cfx.dek->use_mdc=use_mdc(pk_list,cfx.dek->algo);
 
     /* Only do the is-file-already-compressed check if we are using a
@@ -716,6 +727,14 @@
                      * happen if we do not have any public keys in the list */
 		    efx->cfx.dek->algo = DEFAULT_CIPHER_ALGO;
                 }
+
+                /* In case 3DES has been selected, print a warning if
+                   any key does not have a preference for AES.  This
+                   should help to indentify why encrypting to several
+                   recipients falls back to 3DES. */
+                if (opt.verbose
+                    && efx->cfx.dek->algo == CIPHER_ALGO_3DES)
+                  warn_missing_aes_from_pklist (efx->pk_list);
 	    }
 	    else {
 	      if(!opt.expert &&

Modified: trunk/g10/gpg.c
===================================================================
--- trunk/g10/gpg.c	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/g10/gpg.c	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1857,7 +1857,6 @@
     opt.rfc2440_text=1;
     opt.def_sig_expire="0";
     opt.def_cert_expire="0";
-    opt.flags.require_cross_cert = 1;
     set_homedir ( default_homedir () );
 
     /* Check whether we have a config file on the command line.  */

Modified: trunk/g10/keydb.h
===================================================================
--- trunk/g10/keydb.h	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/g10/keydb.h	2006-11-05 15:08:58 UTC (rev 4323)
@@ -188,6 +188,8 @@
 int  select_algo_from_prefs( PK_LIST pk_list, int preftype,
 			     int request, const union pref_hint *hint);
 int  select_mdc_from_pklist (PK_LIST pk_list);
+void warn_missing_mdc_from_pklist (PK_LIST pk_list);
+void warn_missing_aes_from_pklist (PK_LIST pk_list);
 
 /*-- skclist.c --*/
 int  random_is_faked (void);

Modified: trunk/g10/options.skel
===================================================================
--- trunk/g10/options.skel	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/g10/options.skel	2006-11-05 15:08:58 UTC (rev 4323)
@@ -53,6 +53,15 @@
 
 #no-escape-from-lines
 
+# When verifying a signature made from a subkey, ensure that the cross
+# certification "back signature" on the subkey is present and valid.
+# This protects against a subtle attack against subkeys that can sign.
+# Defaults to --no-require-cross-certification.  However for new
+# installations it should be enabled.
+
+require-cross-certification
+
+
 # If you do not use the Latin-1 (ISO-8859-1) charset, you should tell
 # GnuPG which is the native character set.  Please check the man page
 # for supported character sets.  This character set is only used for
@@ -191,22 +200,3 @@
 # Use your MIME handler to view photos:
 # photo-viewer "metamail -q -d -b -c %T -s 'KeyID 0x%k' -f GnuPG"
 
-# Passphrase agent
-#
-# We support the old experimental passphrase agent protocol as well as
-# the new Assuan based one (currently available in the "newpg" package
-# at ftp.gnupg.org/gcrypt/alpha/aegypten/).  To make use of the agent,
-# you have to run an agent as daemon and use the option
-#
-# use-agent
-# 
-# which tries to use the agent but will fallback to the regular mode
-# if there is a problem connecting to the agent.  The normal way to
-# locate the agent is by looking at the environment variable
-# GPG_AGENT_INFO which should have been set during gpg-agent startup.
-# In certain situations the use of this variable is not possible, thus
-# the option
-# 
-# --gpg-agent-info=<path>:<pid>:1
-#
-# may be used to override it.

Modified: trunk/g10/pkclist.c
===================================================================
--- trunk/g10/pkclist.c	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/g10/pkclist.c	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1328,9 +1328,10 @@
 	}
 
 #if 0
-	log_debug("pref mask=%08lX%08lX%08lX%08lX%08lX%08lX%08lX%08lX\n",
+	log_debug("pref mask=%08lX%08lX%08lX%08lX%08lX%08lX%08lX%08lX (%s)\n",
 	       (ulong)mask[7], (ulong)mask[6], (ulong)mask[5], (ulong)mask[4],
-	     (ulong)mask[3], (ulong)mask[2], (ulong)mask[1], (ulong)mask[0]);
+               (ulong)mask[3], (ulong)mask[2], (ulong)mask[1], (ulong)mask[0],
+               keystr_from_pk (pkr->pk));
 #endif
 	for(i=0; i < 8; i++ )
 	    bits[i] &= mask[i];
@@ -1423,26 +1424,73 @@
 }
 
 /*
- * Select the MDC flag from the pk_list.  We can only use MDC if all recipients
- * support this feature 
+ * Select the MDC flag from the pk_list.  We can only use MDC if all
+ * recipients support this feature.
  */
 int
 select_mdc_from_pklist (PK_LIST pk_list)
 {
-    PK_LIST pkr;
+  PK_LIST pkr;
 
-    if( !pk_list )
-	return 0;
+  if ( !pk_list )
+    return 0;
+  
+  for (pkr = pk_list; pkr; pkr = pkr->next) 
+    {
+      int mdc;
+      
+      if (pkr->pk->user_id) /* selected by user ID */
+        mdc = pkr->pk->user_id->flags.mdc;
+      else
+        mdc = pkr->pk->mdc_feature;
+      if (!mdc)
+        return 0;  /* At least one recipient does not support it. */
+    }
+  return 1; /* Can be used. */
+}
 
-    for (pkr = pk_list; pkr; pkr = pkr->next) {
-        int mdc;
 
-        if (pkr->pk->user_id) /* selected by user ID */
-            mdc = pkr->pk->user_id->flags.mdc;
-        else
-            mdc = pkr->pk->mdc_feature;
-        if (!mdc)
-            return 0; /* at least one recipient does not support it */
+/* Print a warning for all keys in PK_LIST missing the MDC feature. */
+void
+warn_missing_mdc_from_pklist (PK_LIST pk_list)
+{
+  PK_LIST pkr;
+  
+  for (pkr = pk_list; pkr; pkr = pkr->next) 
+    {
+      int mdc;
+
+      if (pkr->pk->user_id) /* selected by user ID */
+        mdc = pkr->pk->user_id->flags.mdc;
+      else
+        mdc = pkr->pk->mdc_feature;
+      if (!mdc)
+        log_info (_("Note: key %s has no %s feature\n"),
+                  keystr_from_pk (pkr->pk), "MDC");
     }
-    return 1; /* can be used */
 }
+
+void
+warn_missing_aes_from_pklist (PK_LIST pk_list)
+{
+  PK_LIST pkr;
+ 
+  for (pkr = pk_list; pkr; pkr = pkr->next) 
+    {
+      const prefitem_t *prefs;
+      int i;
+      int gotit = 0;
+
+      prefs = pkr->pk->user_id? pkr->pk->user_id->prefs : pkr->pk->prefs;
+      if (prefs)
+        {
+          for (i=0; !gotit && prefs[i].type; i++ )
+            if (prefs[i].type == PREFTYPE_SYM 
+                && prefs[i].value == CIPHER_ALGO_AES)
+              gotit++;
+	}
+      if (!gotit)
+        log_info (_("Note: key %s has no preference for %s\n"),
+                  keystr_from_pk (pkr->pk), "AES");
+    }
+}

Modified: trunk/tests/ChangeLog
===================================================================
--- trunk/tests/ChangeLog	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/tests/ChangeLog	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1,3 +1,7 @@
+2006-11-05  Werner Koch  <wk at g10code.com>
+
+	* asschk.c (read_assuan): Minor cleanups.
+
 2006-09-06  Marcus Brinkmann  <marcus at g10code.de>
 
 	* Makefile.am (openpgp): New variable.

Modified: trunk/tests/asschk.c
===================================================================
--- trunk/tests/asschk.c	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/tests/asschk.c	2006-11-05 15:08:58 UTC (rev 4323)
@@ -273,10 +273,12 @@
    type and store that in recv_type.  The function terminates on a
    communication error.  Returns a pointer into the inputline to the
    first byte of the arguments.  The parsing is very strict to match
-   excalty what we want to send. */
+   exaclty what we want to send. */
 static char *
 read_assuan (int fd)
 {
+  /* FIXME: For general robustness, the pending stuff needs to be
+     associated with FD.  */
   static char pending[MAX_LINELEN];
   static size_t pending_len;
   size_t nleft = sizeof recv_line;
@@ -296,11 +298,18 @@
           pending_len = 0;
         }
       else
-        n = read (fd, buf, nleft);
-
-      if (opt_verbose)
+        {
+          do
+            {
+              n = read (fd, buf, nleft);
+            }
+          while (n < 0 && errno == EINTR);
+        }
+      
+      if (opt_verbose && n >= 0 )
 	{
 	  int i;
+
 	  printf ("%s: read \"", __FUNCTION__);
 	  for (i = 0; i < n; i ++)
 	    putc (buf[i], stdout);
@@ -308,11 +317,7 @@
 	}
 
       if (n < 0)
-        {
-          if (errno == EINTR)
-            continue;
-          die ("reading fd %d failed: %s", fd, strerror (errno));
-        }
+        die ("reading fd %d failed: %s", fd, strerror (errno));
       else if (!n)
         die ("received incomplete line on fd %d", fd);
       p = buf;

Modified: trunk/tools/ChangeLog
===================================================================
--- trunk/tools/ChangeLog	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/tools/ChangeLog	2006-11-05 15:08:58 UTC (rev 4323)
@@ -1,3 +1,8 @@
+2006-11-03  Werner Koch  <wk at g10code.com>
+
+	* symcryptrun.c: Include signal.h and include pth.h only if test
+	asserts that it exists.
+
 2006-10-23  Werner Koch  <wk at g10code.com>
 
 	* gpgconf-comp.c <gpgsm>: Add --cipher-algo.

Modified: trunk/tools/symcryptrun.c
===================================================================
--- trunk/tools/symcryptrun.c	2006-10-24 15:01:23 UTC (rev 4322)
+++ trunk/tools/symcryptrun.c	2006-11-05 15:08:58 UTC (rev 4323)
@@ -69,10 +69,13 @@
 #include <string.h>
 #include <errno.h>
 #include <assert.h>
+#include <signal.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <sys/wait.h>
+#ifdef HAVE_PTY_H
 #include <pty.h>
+#endif
 #include <utmp.h>
 #include <ctype.h>
 #ifdef HAVE_LOCALE_H




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