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/* Copyright (c) 1993, 1994 Washington University in Saint Louis
* 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
* Washington University in Saint Louis 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 WASHINGTON UNIVERSITY 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 WASHINGTON
* UNIVERSITY 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
static char rcsid[] = "@(#)$Id: access.c,v 1.11 1997/03/03 09:39:42 sob Exp sob $";
#endif /* not lint */
#include "config.h"
#include <stdio.h>
#include <errno.h>
#include <string.h>
#ifdef SYSSYSLOG
#include <sys/syslog.h>
#else
#include <syslog.h>
#endif
#include <time.h>
#include <ctype.h>
#include <pwd.h>
#include <grp.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/file.h>
#include <sys/param.h>
#include "pathnames.h"
#include "extensions.h"
#if defined(SVR4) || defined(ISC)
#include <fcntl.h>
#endif
extern char remotehost[],
remoteaddr[],
*aclbuf;
extern int nameserved,
anonymous,
guest,
use_accessfile;
char Shutdown[MAXPATHLEN];
#define MAXLINE 80
static char incline[MAXLINE];
int pidfd = -1;
extern int fnmatch();
/*************************************************************************/
/* FUNCTION : parse_time */
/* PURPOSE : Check a single valid-time-string against the current time */
/* and return whether or not a match occurs. */
/* ARGUMENTS : a pointer to the time-string */
/*************************************************************************/
int
#ifdef __STDC__
parsetime(char *whattime)
#else
parsetime(whattime)
char *whattime;
#endif
{
static char *days[] = {"Su", "Mo", "Tu", "We", "Th", "Fr", "Sa", "Wk"};
time_t clock;
struct tm *curtime;
int wday,
start,
stop,
ltime,
validday,
loop,
match;
(void) time(&clock);
curtime = localtime(&clock);
wday = curtime->tm_wday;
validday = 0;
match = 1;
while (match && isalpha(*whattime) && isupper(*whattime)) {
match = 0;
for (loop = 0; loop < 8; loop++) {
if (strncmp(days[loop], whattime, 2) == 0) {
whattime += 2;
match = 1;
if ((wday == loop) || ((loop == 7) && wday && (wday < 6))) {
validday = 1;
}
}
}
}
if (!validday){
if (strncmp(whattime, "Any", 3) == 0) {
validday = 1;
whattime += 3;
}
}else
return (0);
if (sscanf(whattime, "%d-%d", &start, &stop) == 2) {
ltime = curtime->tm_min + 100 * curtime->tm_hour;
if ((start < stop) && ((ltime > start) && ltime < stop))
return (1);
if ((start > stop) && ((ltime > start) || ltime < stop))
return (1);
} else
return (1);
return (0);
}
/*************************************************************************/
/* FUNCTION : validtime */
/* PURPOSE : Break apart a set of valid time-strings and pass them to */
/* parse_time, returning whether or not ANY matches occurred */
/* ARGUMENTS : a pointer to the time-string */
/*************************************************************************/
int
#ifdef __STDC__
validtime(char *ptr)
#else
validtime(ptr)
char *ptr;
#endif
{
char *nextptr;
int good;
while (1) {
nextptr = strchr(ptr, '|');
if (strchr(ptr, '|') == NULL)
return (parsetime(ptr));
*nextptr = '\0';
good = parsetime(ptr);
/* gotta restore the | or things get skipped! */
*nextptr++ = '|';
if (good)
return (1);
ptr = nextptr;
}
}
/*************************************************************************/
/* FUNCTION : hostmatch */
/* PURPOSE : Match remote hostname or address against a glob string */
/* ARGUMENTS : The string to match */
/* RETURNS : 0 if no match, 1 if a match occurs */
/*************************************************************************/
#ifdef __STDC__
hostmatch(char *addr)
#else
hostmatch(addr)
char *addr;
#endif
{
FILE *incfile;
char *ptr;
int found = 0;
if (addr == NULL) return(0);
if (isdigit(*addr))
return(!fnmatch(addr, remoteaddr, NULL));
else if (*addr == '/') {
/*
* read addrglobs from named path using similar format as addrglobs
* in access file
*/
if ((incfile = fopen(addr, "r")) == NULL) {
if (errno != ENOENT) syslog(LOG_ERR,
"cannot open addrglob file %s: %s", addr, strerror(errno));
return(0);
}
while (!found && (fgets(incline, MAXLINE, incfile) != NULL)) {
ptr = strtok(incline, " \t\n");
if (ptr && hostmatch(ptr))
found = 1;
while (!found && ((ptr = strtok(NULL, " \t\n")) != NULL)) {
if (ptr && hostmatch(ptr))
found = 1;
}
}
fclose(incfile);
return(found);
}
else
{ /* match a hostname or hostname glob */
char *addrncase,*hostncase;
int i,j;
/* must convert both to lower case for match */
if ((addrncase = (char *)malloc(strlen(addr)+1)) == NULL)
return(0);
if ((hostncase = (char *)malloc(strlen(remotehost)+1)) == NULL){
free(addrncase);
return(0);
}
j = strlen(addr) + 1;
for (i = 0;i < j; i++)
addrncase[i] = tolower(addr[i]);
j = strlen(remotehost) + 1;
for (i = 0;i < j; i++)
hostncase[i] = tolower(remotehost[i]);
found = !fnmatch(addrncase, hostncase, NULL);
free(addrncase);
free(hostncase);
return(found);
}
}
/*************************************************************************/
/* FUNCTION : acl_guestgroup */
/* PURPOSE : If the real user is a member of any of the listed groups, */
/* return 1. Otherwise return 0. */
/* ARGUMENTS : pw, a pointer to the passwd struct for the user */
/*************************************************************************/
int
#ifdef __STDC__
acl_guestgroup(struct passwd *pw)
#else
acl_guestgroup(pw)
struct passwd *pw;
#endif
{
struct aclmember *entry = NULL;
struct group *grp;
int which;
char **member;
/* guestgroup <group> [<group> ...] */
while (getaclentry("guestgroup", &entry)) {
for (which = 0; (which < MAXARGS) && ARG[which]; which++) {
if (!(grp = getgrnam(ARG[which])))
continue;
if (pw->pw_gid == grp->gr_gid)
return (1);
for (member = grp->gr_mem; *member; member++) {
if (!strcmp(*member, pw->pw_name))
return (1);
}
}
}
return (0);
}
/*************************************************************************/
/* FUNCTION : acl_autogroup */
/* PURPOSE : If the guest user is a member of any of the classes in */
/* the autogroup comment, cause a setegid() to the specified */
/* group. */
/* ARGUMENTS : pw, a pointer to the passwd struct for the user */
/*************************************************************************/
void
#ifdef __STDC__
acl_autogroup(struct passwd *pw)
#else
acl_autogroup(pw)
struct passwd *pw;
#endif
{
char class[1024];
struct aclmember *entry = NULL;
struct group *grp;
int which;
(void) acl_getclass(class);
/* autogroup <group> <class> [<class> ...] */
while (getaclentry("autogroup", &entry)) {
if (!ARG0 || !ARG1)
continue;
if ((grp = getgrnam(ARG0))) {
for (which = 1; (which < MAXARGS) && ARG[which]; which++) {
if (!strcmp(ARG[which], class)) {
pw->pw_gid = grp->gr_gid;
endgrent();
return;
}
}
} else
syslog(LOG_ERR, "autogroup: set group %s not found", ARG0);
endgrent();
}
}
/*************************************************************************/
/* FUNCTION : acl_setfunctions */
/* PURPOSE : Scan the ACL buffer and determine what logging to perform */
/* for this user, and whether or not user is allowed to use */
/* the automatic TAR and COMPRESS functions. */
/* ARGUMENTS : pointer to buffer to class name, pointer to ACL buffer */
/*************************************************************************/
void
#ifdef __STDC__
acl_setfunctions(void)
#else
acl_setfunctions()
#endif
{
char class[1024];
extern int log_incoming_xfers,
log_outbound_xfers,
mangleopts,
log_commands,
lgi_failure_threshold;
struct aclmember *entry = NULL;
int l_compress = 0,
l_tar = 0,
inbound = 0,
outbound = 0,
which,
set;
log_incoming_xfers = 0;
log_outbound_xfers = 0;
log_commands = 0;
memset((void *)&class, 0, sizeof(class));
(void) acl_getclass(class);
entry = (struct aclmember *) NULL;
if (getaclentry("loginfails", &entry) && ARG0 != NULL) {
lgi_failure_threshold = atoi(ARG0);
}
#ifndef NO_PRIVATE
entry = (struct aclmember *) NULL;
if (getaclentry("private", &entry) && !strcmp(ARG0, "yes"))
priv_setup(_PATH_PRIVATE);
#endif /* !NO_PRIVATE */
entry = (struct aclmember *) NULL;
set = 0;
while (!set && getaclentry("compress", &entry)) {
if (!strcasecmp(ARG0, "yes"))
l_compress = 1;
for (which = 1; (which < MAXARGS) && ARG[which]; which++) {
if (!fnmatch(ARG[which], class, NULL)) {
mangleopts |= l_compress * (O_COMPRESS | O_UNCOMPRESS);
set = 1;
}
}
}
entry = (struct aclmember *) NULL;
set = 0;
while (!set && getaclentry("tar", &entry)) {
if (!strcasecmp(ARG0, "yes"))
l_tar = 1;
for (which = 1; (which < MAXARGS) && ARG[which]; which++) {
if (!fnmatch(ARG[which], class, NULL)) {
mangleopts |= l_tar * O_TAR;
set = 1;
}
}
}
/* plan on expanding command syntax to include classes for each of these */
entry = (struct aclmember *) NULL;
while (getaclentry("log", &entry)) {
if (!strcasecmp(ARG0, "commands")) {
if (anonymous && strcasestr(ARG1, "anonymous"))
log_commands = 1;
if (guest && strcasestr(ARG1, "guest"))
log_commands = 1;
if (!guest && !anonymous && strcasestr(ARG1, "real"))
log_commands = 1;
}
if (!strcasecmp(ARG0, "transfers")) {
set = 0;
if (strcasestr(ARG1, "anonymous") && anonymous)
set = 1;
if (strcasestr(ARG1, "guest") && guest)
set = 1;
if (strcasestr(ARG1, "real") && !guest && !anonymous)
set = 1;
if (strcasestr(ARG2, "inbound"))
inbound = 1;
if (strcasestr(ARG2, "outbound"))
outbound = 1;
if (set)
log_incoming_xfers = inbound;
if (set)
log_outbound_xfers = outbound;
}
}
}
/*************************************************************************/
/* FUNCTION : acl_getclass */
/* PURPOSE : Scan the ACL buffer and determine what class user is in */
/* ARGUMENTS : pointer to buffer to class name, pointer to ACL buffer */
/*************************************************************************/
int
#ifdef __STDC__
acl_getclass(char *classbuf)
#else
acl_getclass(classbuf)
char *classbuf;
#endif
{
int which;
struct aclmember *entry = NULL;
while (getaclentry("class", &entry)) {
if (ARG0)
strcpy(classbuf, ARG0);
for (which = 2; (which < MAXARGS) && ARG[which]; which++) {
if (anonymous && strcasestr(ARG1, "anonymous") &&
hostmatch(ARG[which]))
return (1);
if (guest && strcasestr(ARG1, "guest") && hostmatch(ARG[which]))
return (1);
if (!guest && !anonymous && strcasestr(ARG1, "real") &&
hostmatch(ARG[which]))
return (1);
}
}
*classbuf = (char) NULL;
return (0);
}
/*************************************************************************/
/* FUNCTION : acl_getlimit */
/* PURPOSE : Scan the ACL buffer and determine what limit applies to */
/* the user */
/* ARGUMENTS : pointer class name, pointer to ACL buffer */
/*************************************************************************/
int
#ifdef __STDC__
acl_getlimit(char *class, char *msgpathbuf)
#else
acl_getlimit(class,msgpathbuf)
char *class;
char *msgpathbuf;
#endif
{
int limit;
struct aclmember *entry = NULL;
if (msgpathbuf)
*msgpathbuf = '\0';
/* limit <class> <n> <times> [<message_file>] */
while (getaclentry("limit", &entry)) {
if (!ARG0 || !ARG1 || !ARG2)
continue;
if (!strcmp(class, ARG0)) {
limit = atoi(ARG1);
if (validtime(ARG2)) {
if (ARG3 && msgpathbuf)
strcpy(msgpathbuf, ARG3);
return (limit);
}
}
}
return (-1);
}
/*************************************************************************/
/* FUNCTION : acl_deny */
/* PURPOSE : Scan the ACL buffer and determine a deny command applies */
/* ARGUMENTS : pointer class name, pointer to ACL buffer */
/*************************************************************************/
int
#ifdef __STDC__
acl_deny(char *msgpathbuf)
#else
acl_deny(msgpathbuf)
char *msgpathbuf;
#endif
{
struct aclmember *entry = NULL;
if (msgpathbuf)
*msgpathbuf = (char) NULL;
/* deny <addrglob> [<message_file>] */
while (getaclentry("deny", &entry)) {
if (!ARG0)
continue;
if (!nameserved && !strcmp(ARG0, "!nameserved")) {
if (ARG1)
strcpy(msgpathbuf, entry->arg[1]);
return (1);
}
if (hostmatch(ARG0)) {
if (ARG1)
strcpy(msgpathbuf, entry->arg[1]);
return (1);
}
}
return (0);
}
/*************************************************************************/
/* FUNCTION : acl_countusers */
/* PURPOSE : Check the anonymous FTP access lists to see if this */
/* access is permitted. */
/* ARGUMENTS : none */
/*************************************************************************/
int
#ifdef __STDC__
acl_countusers(char *class)
#else
acl_countusers(class)
char *class;
#endif
{
int count,
which;
char pidfile[MAXPATHLEN];
pid_t buf[MAXUSERS];
#ifndef HAVE_FLOCK
struct flock arg;
#endif
/*
* if pidfd was not opened previously...
* pidfd must stay open after the chroot(~ftp)
*/
sprintf(pidfile, _PATH_PIDNAMES, class);
if (pidfd < 0) {
pidfd = open(pidfile, O_RDWR | O_CREAT, 0644);
}
if (pidfd < 0) {
syslog(LOG_ERR, "cannot open pid file %s: %s", pidfile,
strerror(errno));
return -1;
}
#ifdef HAVE_FLOCK
while (flock(pidfd, LOCK_EX)) {
syslog(LOG_ERR, "sleeping: flock of pid file failed: %s",
#else
arg.l_type = F_WRLCK;
arg.l_whence = arg.l_start = arg.l_len = 0;
while ( -1 == fcntl( pidfd, F_SETLK, &arg) ) {
syslog(LOG_ERR, "sleeping: fcntl lock of pid file failed: %s",
#endif
strerror(errno));
sleep(1);
}
lseek(pidfd, 0, L_SET);
count = 0;
if (read(pidfd, buf, sizeof(buf)) == sizeof(buf)) {
for (which = 0; which < MAXUSERS; which++)
if (buf[which] && !kill(buf[which], 0))
count++;
}
#ifdef HAVE_FLOCK
flock(pidfd, LOCK_UN);
#else
arg.l_type = F_UNLCK; arg.l_whence = arg.l_start = arg.l_len = 0;
fcntl(pidfd, F_SETLK, &arg);
#endif
return (count);
}
/*************************************************************************/
/* FUNCTION : acl_join */
/* PURPOSE : Add the current process to the list of processes in the */
/* specified class. */
/* ARGUMENTS : The name of the class to join */
/*************************************************************************/
void
#ifdef __STDC__
acl_join(char *class)
#else
acl_join(class)
char *class;
#endif
{
int which,
avail;
pid_t buf[MAXUSERS];
char pidfile[MAXPATHLEN];
pid_t procid;
#ifndef HAVE_FLOCK
struct flock arg;
#endif
/*
* if pidfd was not opened previously...
* pidfd must stay open after the chroot(~ftp)
*/
sprintf(pidfile, _PATH_PIDNAMES, class);
if (pidfd < 0) {
pidfd = open(pidfile, O_RDWR | O_CREAT, 0644);
}
if (pidfd < 0) {
syslog(LOG_ERR, "cannot open pid file %s: %s", pidfile,
strerror(errno));
return;
}
#ifdef HAVE_FLOCK
while (flock(pidfd, LOCK_EX)) {
syslog(LOG_ERR, "sleeping: flock of pid file failed: %s",
#else
arg.l_type = F_WRLCK;
arg.l_whence = arg.l_start = arg.l_len = 0;
while ( -1 == fcntl( pidfd, F_SETLK, &arg) ) {
syslog(LOG_ERR, "sleeping: fcntl lock of pid file failed: %s",
#endif
strerror(errno));
sleep(1);
}
procid = getpid();
lseek(pidfd, 0, L_SET);
if (read(pidfd, buf, sizeof(buf)) < sizeof(buf))
for (which = 0; which < MAXUSERS; buf[which++] = 0)
continue;
avail = 0;
for (which = 0; which < MAXUSERS; which++) {
if ((buf[which] == 0) || (kill(buf[which], 0) == -1)) {
avail = which;
buf[which] = 0;
} else if (buf[which] == procid) {
/* already exists in pid file... */
#ifdef HAVE_FLOCK
flock(pidfd, LOCK_UN);
#else
arg.l_type = F_UNLCK; arg.l_whence = arg.l_start = arg.l_len = 0;
fcntl(pidfd, F_SETLK, &arg);
#endif
return;
}
}
buf[avail] = procid;
lseek(pidfd, 0, L_SET);
write(pidfd, buf, sizeof(buf));
#ifdef HAVE_FLOCK
flock(pidfd, LOCK_UN);
#else
arg.l_type = F_UNLCK; arg.l_whence = arg.l_start = arg.l_len = 0;
fcntl(pidfd, F_SETLK, &arg);
#endif
}
/*************************************************************************/
/* FUNCTION : acl_remove */
/* PURPOSE : remove the current process to the list of processes in */
/* the specified class. */
/* ARGUMENTS : The name of the class to remove */
/*************************************************************************/
void
#ifdef __STDC__
acl_remove(void)
#else
acl_remove()
#endif
{
char class[1024];
int which,
avail;
pid_t buf[MAXUSERS];
char pidfile[MAXPATHLEN];
pid_t procid;
#ifndef HAVE_FLOCK
struct flock arg;
#endif
if (!acl_getclass(class)) {
return;
}
/*
* if pidfd was not opened previously...
* pidfd must stay open after the chroot(~ftp)
*/
sprintf(pidfile, _PATH_PIDNAMES, class);
if (pidfd < 0) {
pidfd = open(pidfile, O_RDWR | O_CREAT, 0644);
}
if (pidfd < 0) {
syslog(LOG_ERR, "cannot open pid file %s: %s", pidfile,
strerror(errno));
return;
}
#ifdef HAVE_FLOCK
while (flock(pidfd, LOCK_EX)) {
syslog(LOG_ERR, "sleeping: flock of pid file failed: %s",
#else
arg.l_type = F_WRLCK;
arg.l_whence = arg.l_start = arg.l_len = 0;
while ( -1 == fcntl( pidfd, F_SETLK, &arg) ) {
syslog(LOG_ERR, "sleeping: fcntl lock of pid file failed: %s",
#endif
strerror(errno));
sleep(1);
}
procid = getpid();
lseek(pidfd, 0, L_SET);
if (read(pidfd, buf, sizeof(buf)) < sizeof(buf))
for (which = 0; which < MAXUSERS; buf[which++] = 0)
continue;
avail = 0;
for (which = 0; which < MAXUSERS; which++) {
if ((buf[which] == 0) || (kill(buf[which], 0) == -1)) {
avail = which;
buf[which] = 0;
} else if (buf[which] == procid) {
buf[which] = 0;
}
}
lseek(pidfd, 0, L_SET);
write(pidfd, buf, sizeof(buf));
#ifdef HAVE_FLOCK
flock(pidfd, LOCK_UN);
#else
arg.l_type = F_UNLCK; arg.l_whence = arg.l_start = arg.l_len = 0;
fcntl(pidfd, F_SETLK, &arg);
#endif
close(pidfd);
pidfd = -1;
}
/*************************************************************************/
/* FUNCTION : pr_mesg */
/* PURPOSE : Display a message to the user */
/* ARGUMENTS : message code, name of file to display */
/*************************************************************************/
int
#ifdef __STDC__
pr_mesg(int msgcode, char *msgfile)
#else
pr_mesg(msgcode,msgfile)
int msgcode;
char *msgfile;
#endif
{
FILE *infile;
char inbuf[1024],
outbuf[1024],
*cr;
if (msgfile && (int)strlen(msgfile) > 0) {
infile = fopen(msgfile, "r");
if (infile) {
while (fgets(inbuf, 255, infile) != NULL) {
if ((cr = strchr(inbuf, '\n')) != NULL)
*cr = '\0';
msg_massage(inbuf, outbuf);
lreply(msgcode, "%s", outbuf);
}
fclose(infile);
}
}
}
/*************************************************************************/
/* FUNCTION : access_init */
/* PURPOSE : Read and parse the access lists to set things up */
/* ARGUMENTS : none */
/*************************************************************************/
void
#ifdef __STDC__
access_init(void)
#else
access_init()
#endif
{
struct aclmember *entry;
if (!readacl(_PATH_FTPACCESS))
return;
(void) parseacl();
Shutdown[0] = '\0';
entry = (struct aclmember *) NULL;
if (getaclentry("shutdown", &entry) && ARG0 != NULL)
(void) strncpy(Shutdown, ARG0, sizeof(Shutdown));
}
/*************************************************************************/
/* FUNCTION : access_ok */
/* PURPOSE : Check the anonymous FTP access lists to see if this */
/* access is permitted. */
/* ARGUMENTS : none */
/*************************************************************************/
int
#ifdef __STDC__
access_ok(int msgcode)
#else
access_ok(msgcode)
int msgcode;
#endif
{
char class[1024],
msgfile[MAXPATHLEN];
int limit;
if (!use_accessfile)
return (1);
if (aclbuf == NULL) {
syslog(LOG_NOTICE,
"ACCESS DENIED (error reading access file) TO %s [%s]",
remotehost, remoteaddr);
return (0);
}
if (acl_deny(msgfile)) {
pr_mesg(msgcode, msgfile);
syslog(LOG_NOTICE, "ACCESS DENIED (deny command) TO %s [%s]",
remotehost, remoteaddr);
return (0);
}
/* if user is not in any class, deny access */
if (!acl_getclass(class)) {
syslog(LOG_NOTICE, "ACCESS DENIED (not in any class) TO %s [%s]",
remotehost, remoteaddr);
return (0);
}
/* if no limits defined, no limits apply -- access OK */
limit = acl_getlimit(class, msgfile);
if ((limit == -1) || (acl_countusers(class) < limit)) {
acl_join(class);
return (1);
} else {
#ifdef LOG_TOOMANY
syslog(LOG_NOTICE, "ACCESS DENIED (user limit %d; class %s) TO %s [%s]",
limit, class, remotehost, remoteaddr);
#endif
pr_mesg(msgcode, msgfile);
return (-1);
}
/* NOTREACHED */
}
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