Happy new year

[idzebra-moved-to-github.git] / util / passwddb.c

diff --git a/util/passwddb.c b/util/passwddb.c
index a0f4ddc..61624f6 100644 (file)
--- a/util/passwddb.c
+++ b/util/passwddb.c
@@ -1,8 +1,5 @@
-/* $Id: passwddb.c,v 1.16 2007-01-15 15:10:26 adam Exp $
-   Copyright (C) 1995-2007
-   Index Data ApS
-
-This file is part of the Zebra server.
+/* This file is part of the Zebra server.
+   Copyright (C) 1994-2009 Index Data
 
 Zebra 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
@@ -32,6 +29,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #include <crypt.h>
 #endif
 
+#include <assert.h>
 #include <yaz/log.h>
 #include <yaz/xmalloc.h>
 
@@ -127,19 +125,22 @@ void passwd_db_show(Passwd_db db)
 int passwd_db_auth(Passwd_db db, const char *user, const char *pass)
 {
     struct passwd_entry *pe;
+
+    assert(db);
     for (pe = db->entries; pe; pe = pe->next)
        if (user && !strcmp (user, pe->name))
            break;
     if (!pe)
        return -1;
+    if (!pass)
+       return -2;
     if (pe->encrypt_flag)
     {
 #if HAVE_CRYPT_H
        const char *des_try;
+        assert(pe->des);
        if (strlen (pe->des) < 3)
            return -3;
-       if (!pass)
-           return -2;
 
         if (pe->des[0] != '$') /* Not MD5? (assume DES) */
         {
@@ -148,6 +149,7 @@ int passwd_db_auth(Passwd_db db, const char *user, const char *pass)
         }
        des_try = crypt (pass, pe->des);
 
+        assert(des_try);
        if (strcmp (des_try, pe->des))
            return -2;
 #else
@@ -156,6 +158,8 @@ int passwd_db_auth(Passwd_db db, const char *user, const char *pass)
     }
     else
     {
+        assert(pass);
+        assert(pe->des);
        if (strcmp (pe->des, pass))
            return -2;
     }