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hpa 2001-04-23 19:59:47 +00:00
parent 6c5cce691c
commit 849efd27b3
3 changed files with 34 additions and 4 deletions
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15
tftpd/tftpd.c
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@ -76,6 +76,12 @@ static const char *rcsid = "tftp-hpa $Id$";
#include "tftpsubs.h"
#include "recvfrom.h"
#ifdef HAVE_TCPWRAPPERS
#include <tcpd.h>
int deny_severity = LOG_WARNING;
int allow_severity = LOG_INFO;
#endif
void bsd_signal(int, void (*)(int));
#ifndef HAVE_SIGSETJMP
@ -248,6 +254,14 @@ main(int argc, char **argv)
syslog(LOG_ERR, "recvfrom: %m");
exit(1);
}
#ifdef HAVE_TCPWRAPPERS
/* Verify if this was a legal request for us. */
if ( hosts_ctl("tftp", STRING_UNKNOWN, inet_ntoa(from.sin_addr), STRING_UNKNOWN) == 0 )
exit(1); /* Access denied */
#endif
/*
* Now that we have read the message out of the UDP
* socket, we fork and exit. Thus, inetd will go back
@ -296,6 +310,7 @@ main(int argc, char **argv)
alarm(0);
close(fd);
close(1);
peer = socket(AF_INET, SOCK_DGRAM, 0);
if (peer < 0) {
syslog(LOG_ERR, "socket: %m");