catcrypt.c, catsign.c: Shorten chunk sizes.

[u/mdw/catacomb] / passphrase.c

diff --git a/passphrase.c b/passphrase.c
index 0b8ddcf..8bbbb9d 100644 (file)
--- a/passphrase.c
+++ b/passphrase.c
@@ -1,13 +1,13 @@
 /* -*-c-*-
  *
- * $Id: passphrase.c,v 1.6 2004/04/08 01:36:15 mdw Exp $
+ * $Id$
  *
  * Reading of passphrases (Unix-specific)
  *
  * (c) 1999 Straylight/Edgeware
  */
 
-/*----- Licensing notice --------------------------------------------------* 
+/*----- Licensing notice --------------------------------------------------*
  *
  * This file is part of Catacomb.
  *
@@ -15,12 +15,12 @@
  * it under the terms of the GNU Library General Public License as
  * published by the Free Software Foundation; either version 2 of the
  * License, or (at your option) any later version.
- * 
+ *
  * Catacomb is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU Library General Public License for more details.
- * 
+ *
  * You should have received a copy of the GNU Library General Public
  * License along with Catacomb; if not, write to the Free
  * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
@@ -50,28 +50,37 @@ static unsigned flags = 0;
 
 /*----- Main code ---------------------------------------------------------*/
 
-/* --- @pconn@ --- *
+/* --- @passphrase_connect@ ---
  *
- * Arguments:  ---
+ * Arguments:  @const char *sock@ = socket name to connect to, or null for
+ *             default
  *
  * Returns:    Zero if OK, nonzero if it failed
  *
  * Use:                Attempts to connect to the passphrase pixie.
  */
 
-static int pconn(void)
+int passphrase_connect(const char *sock)
 {
   if (fd != -1)
-    return (0);
-  if (flags & f_fail)
-    return (-1);
-  if ((fd = pixie_open(0)) < 0) {
+    close(fd);
+  if ((fd = pixie_open(sock)) < 0) {
     flags |= f_fail;
     return (-1);
   }
+  flags &= ~f_fail;
   return (0);
 }
 
+static int pconn(void)
+{
+  if (fd != -1)
+    return (0);
+  if (flags & f_fail)
+    return (-1);
+  return (passphrase_connect(0));
+}
+
 /* --- @passphrase_read@ --- *
  *
  * Arguments:  @const char *tag@ = pointer to passphrase tag string
@@ -133,7 +142,7 @@ int passphrase_read(const char *tag, unsigned mode, char *buf, size_t sz)
 fail:
   dstr_destroy(&d);
   memset(buf, 0, sz);
-  return (-1);      
+  return (-1);
 }
 
 /* --- @passphrase_cancel@ --- *