Slightly different functionality. Works on systems that has more

fields in struct utmp such as OSF/1.


git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@470 ec53bebd-3082-4978-b11e-865c3cabbd6b

appl/ftp/ftpd/logwtmp.c

@@ -1,55 +1,8 @@
-/*	$NetBSD: logwtmp.c,v 1.4 1995/04/11 02:44:58 cgd Exp $	*/
-
-/*
- * 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. All advertising materials mentioning features or use of this software
- *    must display the following acknowledgement:
- *	This product includes software developed by the University of
- *	California, Berkeley and its contributors.
- * 4. 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.
- *
- */
-
-#ifndef lint
-#if 0
-static char sccsid[] = "@(#)logwtmp.c	8.1 (Berkeley) 6/4/93";
-#else
-static char rcsid[] = "$NetBSD: logwtmp.c,v 1.4 1995/04/11 02:44:58 cgd Exp $";
-#endif
-#endif /* not lint */
-
 #ifdef HAVE_CONFIG_H
 #include <config.h>
+RCSID("$Id$");
 #endif
 
-#include <sys/types.h>
-#include <sys/time.h>
-#include <sys/stat.h>
-
 #include <fcntl.h>
 #include <utmp.h>
 #include <unistd.h>
@@ -57,30 +10,37 @@ static char rcsid[] = "$NetBSD: logwtmp.c,v 1.4 1995/04/11 02:44:58 cgd Exp $";
 #include <string.h>
 #include "extern.h"
 
-static int fd = -1;
 
-/*
- * Modified version of logwtmp that holds wtmp file open
- * after first call, for use with ftp (which may chroot
- * after login, but before logout).
- */
 void
 logwtmp(char *line, char *name, char *host)
 {
-	struct utmp ut;
+    static int init = 0;
-	struct stat buf;
+    static int fd;
 
-	if (fd < 0 && (fd = open(WTMP_PATH, O_WRONLY|O_APPEND, 0)) < 0)
+    struct utmp ut;
-		return;
+
-	if (fstat(fd, &buf) == 0) {
+    memset(&ut, 0, sizeof(struct utmp));
-		(void)strncpy(ut.ut_line, line, sizeof(ut.ut_line));
+#ifdef HAVE_UT_TYPE
-		(void)strncpy(ut.ut_name, name, sizeof(ut.ut_name));
+    if(name[0])
-#ifdef HAVE_UT_HOST
+	ut.ut_type = USER_PROCESS;
-		(void)strncpy(ut.ut_host, host, sizeof(ut.ut_host));
+    else
+	ut.ut_type = DEAD_PROCESS;
 #endif
-		(void)time(&ut.ut_time);
+    strncpy(ut.ut_line, line, sizeof(ut.ut_line));
-		if (write(fd, (char *)&ut, sizeof(struct utmp)) !=
+    strncpy(ut.ut_name, name, sizeof(ut.ut_name));
-		    sizeof(struct utmp))
+#ifdef HAVE_UT_PID
-			(void)ftruncate(fd, buf.st_size);
+    ut.ut_pid = getpid();
+#endif
+#ifdef HAVE_UT_HOST
+    strncpy(ut.ut_host, host, sizeof(ut.ut_host));
+#endif
+    
+    ut.ut_time = time(NULL);
+
+    if(!init){
+	fd = open(WTMP_PATH, O_WRONLY|O_APPEND, 0);
+	init = 1;
     }
+    if(fd >= 0)
+	write(fd, &ut, sizeof(struct utmp)); /* XXX */
 }