1 files changed, 62 insertions, 0 deletions
diff --git a/lib/pwd2spwd.c b/lib/pwd2spwd.c
new file mode 100644
index 0000000..eea9519
--- /dev/null
+++ b/lib/pwd2spwd.c
@@ -0,0 +1,62 @@
+/*
+ * SPDX-FileCopyrightText: 1989 - 1994, Julianne Frances Haugh
+ * SPDX-FileCopyrightText: 1996 - 1997, Marek Michałkiewicz
+ * SPDX-FileCopyrightText: 2003 - 2005, Tomasz Kłoczko
+ * SPDX-FileCopyrightText: 2007 - 2009, Nicolas François
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <config.h>
+
+#ident "$Id$"
+
+#include <sys/types.h>
+#include "prototypes.h"
+#include "defines.h"
+#include <pwd.h>
+
+/*
+ * pwd_to_spwd - create entries for new spwd structure
+ *
+ *	pwd_to_spwd() creates a new (struct spwd) containing the
+ *	information in the pointed-to (struct passwd).
+ */
+
+struct spwd *pwd_to_spwd (const struct passwd *pw)
+{
+	static struct spwd sp;
+
+	/*
+	 * Nice, easy parts first.  The name and passwd map directly
+	 * from the old password structure to the new one.
+	 */
+	sp.sp_namp = pw->pw_name;
+	sp.sp_pwdp = pw->pw_passwd;
+
+	{
+		/*
+		 * Defaults used if there is no pw_age information.
+		 */
+		sp.sp_min = 0;
+		sp.sp_max = 10000;
+		sp.sp_lstchg = gettime () / DAY;
+		if (0 == sp.sp_lstchg) {
+			/* Better disable aging than requiring a password
+			 * change */
+			sp.sp_lstchg = -1;
+		}
+	}
+
+	/*
+	 * These fields have no corresponding information in the password
+	 * file.  They are set to uninitialized values.
+	 */
+	sp.sp_warn = -1;
+	sp.sp_expire = -1;
+	sp.sp_inact = -1;
+	sp.sp_flag = SHADOW_SP_FLAG_UNSET;
+
+	return &sp;
+}
+