From 4aed2c8219774f5d797760606b8489a92ddc5163 Mon Sep 17 00:00:00 2001
From: toma <toma@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>
Date: Wed, 25 Nov 2009 17:56:58 +0000
Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.
 BUG:215923

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdebase@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
---
 kcheckpass/checkpass_shadow.c | 86 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 kcheckpass/checkpass_shadow.c

(limited to 'kcheckpass/checkpass_shadow.c')

diff --git a/kcheckpass/checkpass_shadow.c b/kcheckpass/checkpass_shadow.c
new file mode 100644
index 000000000..ec3a4e02a
--- /dev/null
+++ b/kcheckpass/checkpass_shadow.c
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 1998 Christian Esken <esken@kde.org>
+ * Copyright (C) 2003 Oswald Buddenhagen <ossi@kde.org>
+ *
+ * This is a modified version of checkpass_shadow.cpp
+ *
+ * Modifications made by Thorsten Kukuk <kukuk@suse.de>
+ *                       Mathias Kettner <kettner@suse.de>
+ *
+ * ------------------------------------------------------------
+ *
+ * This program 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 (at your option) any later version.
+ *
+ * This program 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
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public
+ * License along with this program; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include "kcheckpass.h"
+
+/*******************************************************************
+ * This is the authentication code for Shadow-Passwords
+ *******************************************************************/
+
+#ifdef HAVE_SHADOW
+#include <string.h>
+#include <stdlib.h>
+#include <pwd.h>
+
+#ifndef __hpux
+#include <shadow.h>
+#endif
+
+AuthReturn Authenticate(const char *method,
+        const char *login, char *(*conv) (ConvRequest, const char *))
+{
+  char          *typed_in_password;
+  char          *crpt_passwd;
+  char          *password;
+  struct passwd *pw;
+  struct spwd   *spw;
+
+  if (strcmp(method, "classic"))
+    return AuthError;
+
+  if (!(pw = getpwnam(login)))
+    return AuthAbort;
+
+  spw = getspnam(login);
+  password = spw ? spw->sp_pwdp : pw->pw_passwd;
+
+  if (!*password)
+    return AuthOk;
+
+  if (!(typed_in_password = conv(ConvGetHidden, 0)))
+    return AuthAbort;
+
+#if defined( __linux__ ) && defined( HAVE_PW_ENCRYPT )
+  crpt_passwd = pw_encrypt(typed_in_password, password);  /* (1) */
+#else  
+  crpt_passwd = crypt(typed_in_password, password);
+#endif
+
+  if (!strcmp(password, crpt_passwd )) {
+    dispose(typed_in_password);
+    return AuthOk; /* Success */
+  }
+  dispose(typed_in_password);
+  return AuthBad; /* Password wrong or account locked */
+}
+
+/*
+ (1) Deprecated - long passwords have known weaknesses.  Also,
+     pw_encrypt is non-standard (requires libshadow.a) while
+     everything else you need to support shadow passwords is in
+     the standard (ELF) libc.
+ */
+#endif
-- 
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