1 files changed, 80 insertions, 0 deletions
diff --git a/libmisc/pam_pass.c b/libmisc/pam_pass.c
new file mode 100644
index 0000000..a89bb2c
--- /dev/null
+++ b/libmisc/pam_pass.c
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 1997 - 1999, Marek Michałkiewicz
+ * Copyright (c) 2001 - 2005, Tomasz Kłoczko
+ * Copyright (c) 2008       , Nicolas François
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the copyright holders or contributors may not be used to
+ *    endorse or promote products derived from this software without
+ *    specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <config.h>
+
+#ifdef USE_PAM
+
+#ident "$Id$"
+
+
+/*
+ * Change the user's password using PAM.
+ */
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include "defines.h"
+#include "pam_defs.h"
+#include "prototypes.h"
+
+void do_pam_passwd (const char *user, bool silent, bool change_expired)
+{
+	pam_handle_t *pamh = NULL;
+	int flags = 0, ret;
+
+	if (silent)
+		flags |= PAM_SILENT;
+	if (change_expired)
+		flags |= PAM_CHANGE_EXPIRED_AUTHTOK;
+
+	ret = pam_start ("passwd", user, &conv, &pamh);
+	if (ret != PAM_SUCCESS) {
+		fprintf (stderr,
+			 _("passwd: pam_start() failed, error %d\n"), ret);
+		exit (10);	/* XXX */
+	}
+
+	ret = pam_chauthtok (pamh, flags);
+	if (ret != PAM_SUCCESS) {
+		fprintf (stderr, _("passwd: %s\n"), pam_strerror (pamh, ret));
+		fputs (_("passwd: password unchanged\n"), stderr);
+		pam_end (pamh, ret);
+		exit (10);	/* XXX */
+	}
+
+	fputs (_("passwd: password updated successfully\n"), stderr);
+	(void) pam_end (pamh, PAM_SUCCESS);
+}
+#else				/* !USE_PAM */
+extern int errno;		/* warning: ANSI C forbids an empty source file */
+#endif				/* !USE_PAM */