1 files changed, 70 insertions, 0 deletions
diff --git a/libexec/ftpd/logwtmp.c b/libexec/ftpd/logwtmp.c
new file mode 100644
index 000000000000..85db1f13419d
--- /dev/null
+++ b/libexec/ftpd/logwtmp.c
@@ -0,0 +1,70 @@
+/*-
+ * SPDX-License-Identifier: BSD-3-Clause
+ *
+ * Copyright (c) 1988, 1993
+ *	The Regents of the University of California.  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. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <sys/types.h>
+#include <sys/stat.h>
+#include <netinet/in.h>
+#include <arpa/inet.h>
+#include <sys/socket.h>
+
+#include <libutil.h>
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <utmpx.h>
+#include "extern.h"
+
+void
+ftpd_logwtmp(char *id, char *user, struct sockaddr *addr)
+{
+	struct utmpx ut;
+
+	memset(&ut, 0, sizeof(ut));
+
+	if (user != NULL) {
+		/* Log in. */
+		ut.ut_type = USER_PROCESS;
+		(void)strncpy(ut.ut_user, user, sizeof(ut.ut_user));
+		if (addr != NULL)
+			realhostname_sa(ut.ut_host, sizeof(ut.ut_host),
+			    addr, addr->sa_len);
+	} else {
+		/* Log out. */
+		ut.ut_type = DEAD_PROCESS;
+	}
+
+	ut.ut_pid = getpid();
+	gettimeofday(&ut.ut_tv, NULL);
+	(void)strncpy(ut.ut_id, id, sizeof(ut.ut_id));
+	(void)strncpy(ut.ut_line, "ftpd", sizeof(ut.ut_line));
+
+	pututxline(&ut);
+}