| tftpd.c (40765) | tftpd.c (45393) |
|---|---|
| 1/* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 28 unchanged lines hidden (view full) --- 37 The Regents of the University of California. All rights reserved.\n"; 38#endif /* not lint */ 39 40#ifndef lint 41#if 0 42static char sccsid[] = "@(#)tftpd.c 8.1 (Berkeley) 6/4/93"; 43#endif 44static const char rcsid[] = | 1/* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 28 unchanged lines hidden (view full) --- 37 The Regents of the University of California. All rights reserved.\n"; 38#endif /* not lint */ 39 40#ifndef lint 41#if 0 42static char sccsid[] = "@(#)tftpd.c 8.1 (Berkeley) 6/4/93"; 43#endif 44static const char rcsid[] = |
| 45 "$Id: tftpd.c,v 1.11 1998/04/12 11:15:54 phk Exp $"; | 45 "$Id: tftpd.c,v 1.12 1998/10/30 16:17:39 dg Exp $"; |
| 46#endif /* not lint */ 47 48/* 49 * Trivial file transfer protocol server. 50 * 51 * This version includes many modifications by Jim Guyton 52 * <guyton@rand-unix>. 53 */ --- 6 unchanged lines hidden (view full) --- 60 61#include <netinet/in.h> 62#include <arpa/tftp.h> 63#include <arpa/inet.h> 64 65#include <ctype.h> 66#include <errno.h> 67#include <fcntl.h> | 46#endif /* not lint */ 47 48/* 49 * Trivial file transfer protocol server. 50 * 51 * This version includes many modifications by Jim Guyton 52 * <guyton@rand-unix>. 53 */ --- 6 unchanged lines hidden (view full) --- 60 61#include <netinet/in.h> 62#include <arpa/tftp.h> 63#include <arpa/inet.h> 64 65#include <ctype.h> 66#include <errno.h> 67#include <fcntl.h> |
| 68#include <libutil.h> |
|
| 68#include <netdb.h> 69#include <pwd.h> 70#include <setjmp.h> 71#include <signal.h> 72#include <stdio.h> 73#include <stdlib.h> 74#include <string.h> 75#include <syslog.h> --- 27 unchanged lines hidden (view full) --- 103 char *name; 104 int len; 105} dirs[MAXDIRS+1]; 106static int suppress_naks; 107static int logging; 108 109static char *errtomsg __P((int)); 110static void nak __P((int)); | 69#include <netdb.h> 70#include <pwd.h> 71#include <setjmp.h> 72#include <signal.h> 73#include <stdio.h> 74#include <stdlib.h> 75#include <string.h> 76#include <syslog.h> --- 27 unchanged lines hidden (view full) --- 104 char *name; 105 int len; 106} dirs[MAXDIRS+1]; 107static int suppress_naks; 108static int logging; 109 110static char *errtomsg __P((int)); 111static void nak __P((int)); |
| 111static char *verifyhost __P((struct sockaddr_in *)); | |
| 112 113int 114main(argc, argv) 115 int argc; 116 char *argv[]; 117{ 118 register struct tftphdr *tp; 119 register int n; --- 200 unchanged lines hidden (view full) --- 320 if (strcmp(pf->f_mode, mode) == 0) 321 break; 322 if (pf->f_mode == 0) { 323 nak(EBADOP); 324 exit(1); 325 } 326 ecode = (*pf->f_validate)(&filename, tp->th_opcode); 327 if (logging) { | 112 113int 114main(argc, argv) 115 int argc; 116 char *argv[]; 117{ 118 register struct tftphdr *tp; 119 register int n; --- 200 unchanged lines hidden (view full) --- 320 if (strcmp(pf->f_mode, mode) == 0) 321 break; 322 if (pf->f_mode == 0) { 323 nak(EBADOP); 324 exit(1); 325 } 326 ecode = (*pf->f_validate)(&filename, tp->th_opcode); 327 if (logging) { |
| 328 syslog(LOG_INFO, "%s: %s request for %s: %s", 329 verifyhost(&from), | 328 char host[MAXHOSTNAMELEN + 1]; 329 330 realhostname(host, sizeof host - 1, &from.sin_addr); 331 host[sizeof host - 1] = '\0'; 332 syslog(LOG_INFO, "%s: %s request for %s: %s", host, |
| 330 tp->th_opcode == WRQ ? "write" : "read", 331 filename, errtomsg(ecode)); 332 } 333 if (ecode) { 334 /* 335 * Avoid storms of naks to a RRQ broadcast for a relative 336 * bootfile pathname from a diskless Sun. 337 */ --- 327 unchanged lines hidden (view full) --- 665 } 666 strcpy(tp->th_msg, pe->e_msg); 667 length = strlen(pe->e_msg); 668 tp->th_msg[length] = '\0'; 669 length += 5; 670 if (send(peer, buf, length, 0) != length) 671 syslog(LOG_ERR, "nak: %m"); 672} | 333 tp->th_opcode == WRQ ? "write" : "read", 334 filename, errtomsg(ecode)); 335 } 336 if (ecode) { 337 /* 338 * Avoid storms of naks to a RRQ broadcast for a relative 339 * bootfile pathname from a diskless Sun. 340 */ --- 327 unchanged lines hidden (view full) --- 668 } 669 strcpy(tp->th_msg, pe->e_msg); 670 length = strlen(pe->e_msg); 671 tp->th_msg[length] = '\0'; 672 length += 5; 673 if (send(peer, buf, length, 0) != length) 674 syslog(LOG_ERR, "nak: %m"); 675} |
| 673 674static char * 675verifyhost(fromp) 676 struct sockaddr_in *fromp; 677{ 678 struct hostent *hp; 679 680 hp = gethostbyaddr((char *)&fromp->sin_addr, sizeof (fromp->sin_addr), 681 fromp->sin_family); 682 if (hp) 683 return hp->h_name; 684 else 685 return inet_ntoa(fromp->sin_addr); 686} | |