From 6a78bca874eefb859caf10410e8a0d3e11a49e06 Mon Sep 17 00:00:00 2001
From: Werner Koch <wk@gnupg.org>
Date: Thu, 13 Mar 2008 08:46:08 +0000
Subject: Fixed an email/DN bug. Changed pinentry prompts.

---
 kbx/keybox-blob.c | 34 +++++++++++++++++++++++-----------
 1 file changed, 23 insertions(+), 11 deletions(-)

(limited to 'kbx/keybox-blob.c')

diff --git a/kbx/keybox-blob.c b/kbx/keybox-blob.c
index b0f227c48..a45c42167 100644
--- a/kbx/keybox-blob.c
+++ b/kbx/keybox-blob.c
@@ -1,5 +1,5 @@
 /* keybox-blob.c - KBX Blob handling
- *	Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ * Copyright (C) 2000, 2001, 2002, 2003, 2008 Free Software Foundation, Inc.
  *
  * This file is part of GnuPG.
  *
@@ -778,34 +778,46 @@ _keybox_create_pgp_blob (KEYBOXBLOB *r_blob, KBNODE keyblock, int as_ephemeral)
 
 #ifdef KEYBOX_WITH_X509
 
-/* return an allocated string with the email address extracted from a
-   DN */
+/* Return an allocated string with the email address extracted from a
+   DN.  Note hat we use this code also in ../sm/keylist.c.  */
 static char *
 x509_email_kludge (const char *name)
 {
-  const char *p;
+  const char *p, *string;
   unsigned char *buf;
   int n;
 
-  if (strncmp (name, "1.2.840.113549.1.9.1=#", 22))
-    return NULL;
+  string = name;
+  for (;;)
+    {
+      p = strstr (string, "1.2.840.113549.1.9.1=#");
+      if (!p)
+        return NULL;
+      if (p == name || (p > string+1 && p[-1] == ',' && p[-2] != '\\'))
+        {
+          name = p + 22;
+          break;
+        }
+      string = p + 22;
+    }
+
+
   /* This looks pretty much like an email address in the subject's DN
      we use this to add an additional user ID entry.  This way,
-     openSSL generated keys get a nicer and usable listing */
-  name += 22;    
+     OpenSSL generated keys get a nicer and usable listing.  */
   for (n=0, p=name; hexdigitp (p) && hexdigitp (p+1); p +=2, n++)
     ;
-  if (*p != '#' || !n)
+  if (!n)
     return NULL;
   buf = xtrymalloc (n+3);
   if (!buf)
     return NULL; /* oops, out of core */
   *buf = '<';
-  for (n=1, p=name; *p != '#'; p +=2, n++)
+  for (n=1, p=name; hexdigitp (p); p +=2, n++)
     buf[n] = xtoi_2 (p);
   buf[n++] = '>';
   buf[n] = 0;
-  return (char *)buf;
+  return (char*)buf;
 }
 
 
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