From 3f0aace088bc6b054bf078c7be1970fd57453176 Mon Sep 17 00:00:00 2001 From: bde Date: Sun, 6 Jul 1997 05:14:28 +0000 Subject: Import Lite2's src/usr.bin/telnet. The README is still on the vendor branch and importing it gives some anachronisms. tn3270.c is still on the vendor branch and importing it just changes a memcpy to memmove. --- usr.bin/telnet/README | 223 ++++++++++++++++++++++++++++++++++++++++----- usr.bin/telnet/commands.c | 104 +++++++++++---------- usr.bin/telnet/externs.h | 11 ++- usr.bin/telnet/main.c | 16 ++-- usr.bin/telnet/ring.c | 6 +- usr.bin/telnet/sys_bsd.c | 79 +++++++++++++--- usr.bin/telnet/telnet.1 | 10 +- usr.bin/telnet/telnet.c | 22 ++--- usr.bin/telnet/terminal.c | 5 +- usr.bin/telnet/tn3270.c | 4 +- usr.bin/telnet/utilities.c | 6 +- 11 files changed, 368 insertions(+), 118 deletions(-) (limited to 'usr.bin') diff --git a/usr.bin/telnet/README b/usr.bin/telnet/README index 086c88f..37b588f 100644 --- a/usr.bin/telnet/README +++ b/usr.bin/telnet/README @@ -1,25 +1,190 @@ - This is a distribution of both client and server telnet. These programs have been compiled on: telnet telnetd - BSD 4.3 Reno X X - UNICOS 5.1 X X - UNICOS 6.0 X X - UNICOS 6.1 X X - UNICOS 7.0 X X - SunOs 3.5 X X (no linemode in server) - SunOs 4.1 X X (no linemode in server) - DYNIX V3.0.17.9 X X (no linemode in server) - Ultrix 3.1 X X (no linemode in server) - Ultrix 4.0 X X (no linemode in server) + 4.4 BSD-Lite x x + 4.3 BSD Reno X X + UNICOS 9.1 X X + UNICOS 9.0 X X + UNICOS 8.0 X X + BSDI 2.0 X X + Solaris 2.4 x x (no linemode in server) + SunOs 4.1.4 X X (no linemode in server) + Ultrix 4.3 X X (no linemode in server) + Ultrix 4.1 X X (no linemode in server) In addition, previous versions have been compiled on the following machines, but were not available for testing this version. telnet telnetd + Next1.0 X X + UNICOS 8.3 X X + UNICOS 7.C X X + UNICOS 7.0 X X SunOs 4.0.3c X X (no linemode in server) - BSD 4.3 X X (no linemode in server) + 4.3 BSD X X (no linemode in server) DYNIX V3.0.12 X X (no linemode in server) + Ultrix 3.1 X X (no linemode in server) + Ultrix 4.0 X X (no linemode in server) + SunOs 3.5 X X (no linemode in server) + SunOs 4.1.3 X X (no linemode in server) + Solaris 2.2 x x (no linemode in server) + Solaris 2.3 x x (no linemode in server) + BSDI 1.0 X X + BSDI 1.1 X X + DYNIX V3.0.17.9 X X (no linemode in server) + HP-UX 8.0 x x (no linemode in server) + +This code should work, but there are no guarantees. + +May 30, 1995 + +This release represents what is on the 4.4BSD-Lite2 release, which +should be the final BSD release. I will continue to support of +telnet, The code (without encryption) is available via anonymous ftp +from ftp.cray.com, in src/telnet/telnet.YY.MM.DD.NE.tar.Z, where +YY.MM.DD is replaced with the year, month and day of the release. +If you can't find it at one of these places, at some point in the +near future information about the latest releases should be available +from ftp.borman.com. + +In addition, the version with the encryption code is available via +ftp from net-dist.mit.edu, in the directory /pub/telnet. There +is a README file there that gives further information on how +to get the distribution. + +Questions, comments, bug reports and bug fixes can be sent to +one of these addresses: + dab@borman.com + dab@cray.com + dab@bsdi.com + +This release is mainly bug fixes and code cleanup. + + Replace all calls to bcopy()/bzero() with calls to + memmove()/memset() and all calls to index()/rindex() + with calls to strchr()/strrchr(). + + Add some missing diagnostics for option tracing + to telnetd. + + Add support for BSDI 2.0 and Solaris 2.4. + + Add support for UNICOS 8.0 + + Get rid of expanded tabs and trailing white spaces. + + From Paul Vixie: + Fix for telnet going into an endless spin + when the session dies abnormally. + + From Jef Poskanzer: + Changes to allow telnet to compile + under SunOS 3.5. + + From Philip Guenther: + makeutx() doesn't expand utmpx, + use pututxline() instead. + + From Chris Torek: + Add a sleep(1) before execing login + to avoid race condition that can eat + up the login prompt. + Use terminal speed directly if it is + not an encoded value. + + From Steve Parker: + Fix to realloc() call. Fix for execing + login on solaris with no user name. + +January 19, 1994 + +This is a list of some of the changes since the last tar release +of telnet/telnetd. There are probably other changes that aren't +listed here, but this should hit a lot of the main ones. + + General: + Changed #define for AUTHENTICATE to AUTHENTICATION + Changed #define for ENCRYPT to ENCRYPTION + Changed #define for DES_ENCRYPT to DES_ENCRYPTION + + Added support for SPX authentication: -DSPX + + Added support for Kerberos Version 5 authentication: -DKRB5 + + Added support for ANSI C function prototypes + + Added support for the NEW-ENVIRON option (RFC-1572) + including support for USERVAR. + + Made support for the old Environment Option (RFC-1408) + conditional on -DOLD_ENVIRON + + Added #define ENV_HACK - support for RFC 1571 + + The encryption code is removed from the public distributions. + Domestic 4.4 BSD distributions contain the encryption code. + + ENV_HACK: Code to deal with systems that only implement + the old ENVIRON option, and have reversed definitions + of ENV_VAR and ENV_VAL. Also fixes ENV processing in + client to handle things besides just the default set... + + NO_BSD_SETJMP: UNICOS configuration for + UNICOS 6.1/6.0/5.1/5.0 systems. + + STREAMSPTY: Use /dev/ptmx to get a clean pty. This + is for SVr4 derivatives (Like Solaris) + + UTMPX: For systems that have /etc/utmpx. This is for + SVr4 derivatives (Like Solaris) + + Definitions for BSDI 1.0 + + Definitions for 4.3 Reno and 4.4 BSD. + + Definitions for UNICOS 8.0 and UNICOS 7.C + + Definitions for Solaris 2.0 + + Definitions for HP-UX 8.0 + + Latest Copyright notices from Berkeley. + + FLOW-CONTROL: support for RFC-XXXx + + + Client Specific: + + Fix the "send" command to not send garbage... + + Fix status message for "skiprc" + + Make sure to send NAWS after telnet has been suspended + or an external command has been run, if the window size + has changed. + + sysV88 support. + + Server Specific: + + Support flowcontrol option in non-linemode servers. + + -k Server supports Kludge Linemode, but will default to + either single character mode or real Linemode support. + The user will have to explicitly ask to switch into + kludge linemode. ("stty extproc", or escape back to + to telnet and say "mode line".) + + -u Specify the length of the hostname field in the utmp + file. Hostname longer than this length will be put + into the utmp file in dotted decimal notation, rather + than putting in a truncated hostname. + + -U Registered hosts only. If a reverse hostname lookup + fails, the connection will be refused. + + -f/-F + Allows forwarding of credentials for KRB5. Februrary 22, 1991: @@ -30,9 +195,9 @@ Februrary 22, 1991: AUTHENTICATION option is fairly well defined, and an option number has been assigned to it. The ENCRYPTION option is still in a state of flux; an - option number has NOT been assigned to it yet. - The code is provided in this release for experimental - and testing purposes. + option number has been assigned to, but it is still + subject to change. The code is provided in this release + for experimental and testing purposes. The telnet "send" command can now be used to send do/dont/will/wont commands, with any telnet option @@ -50,13 +215,20 @@ Februrary 22, 1991: A new telnet command, "auth" has been added (if AUTHENTICATE is defined). It has four sub-commands, - "status", "debug", "disable", "enable" and "help". + "status", "disable", "enable" and "help". A new telnet command, "encrypt" has been added (if ENCRYPT is defined). It has many sub-commands: "enable", "type", "start", "stop", "input", - "-input", "output", "-output", "status", "auto", - "verbose", "debug", and "help". + "-input", "output", "-output", "status", and "help". + + The LOGOUT option is now supported by both telnet + and telnetd, a new command, "logout", was added + to support this. + + Several new toggle options were added: + "autoencrypt", "autodecrypt", "autologin", "authdebug", + "encdebug", "skiprc", "verbose_encrypt" An "rlogin" interface has been added. If the program is named "rlogin", or the "-r" flag is given, then @@ -477,10 +649,6 @@ telnet.state: with option negotiation loops. The algorithm that is used is described in this file. -tmac.doc: - Macros for use in formatting the man pages on non-4.3Reno - systems. - telnet: This directory contains the client code. No kernel changes are needed to use this code. @@ -496,6 +664,13 @@ libtelnet: arpa: This directory has a new +libtelnet/Makefile.4.4: +telnet/Makefile.4.4: +telnetd/Makefile.4.4: + These are the makefiles that can be used on a 4.3Reno + system when this software is installed in /usr/src/lib/libtelnet, + /usr/src/libexec/telnetd, and /usr/src/usr.bin/telnet. + The following TELNET options are supported: @@ -537,6 +712,8 @@ The following TELNET options are supported: ECHO: As per RFC 857 + LOGOUT: As per RFC 727 + STATUS: The server will send its current status upon request. It does not ask for the clients status. @@ -559,7 +736,7 @@ The following TELNET options are supported: but the definitions for the specific authentication schemes is still in a state of flux. - ENCRYPT: + ENCRYPTION: This option is currently being defined by the IETF Telnet Working Group, and an RFC has not yet been issued. The draft RFC is still in a state of flux, diff --git a/usr.bin/telnet/commands.c b/usr.bin/telnet/commands.c index a7224d1..41ef5cd 100644 --- a/usr.bin/telnet/commands.c +++ b/usr.bin/telnet/commands.c @@ -32,7 +32,7 @@ */ #ifndef lint -static char sccsid[] = "@(#)commands.c 8.2 (Berkeley) 12/15/93"; +static char sccsid[] = "@(#)commands.c 8.4 (Berkeley) 5/30/95"; #endif /* not lint */ #if defined(unix) @@ -76,9 +76,9 @@ static char sccsid[] = "@(#)commands.c 8.2 (Berkeley) 12/15/93"; #include -#ifndef MAXHOSTNAMELEN -#define MAXHOSTNAMELEN 64 -#endif MAXHOSTNAMELEN +#ifndef MAXHOSTNAMELEN +#define MAXHOSTNAMELEN 64 +#endif MAXHOSTNAMELEN #if defined(IPPROTO_IP) && defined(IP_TOS) int tos = -1; @@ -234,7 +234,7 @@ control(c) * the "send" command. * */ - + struct sendlist { char *name; /* How user refers to it (case independent) */ char *help; /* Help information (0 ==> no help) */ @@ -1363,7 +1363,7 @@ suspend() (void) kill(0, SIGTSTP); /* * If we didn't get the window size before the SUSPEND, but we - * can get them now (???), then send the NAWS to make sure that + * can get them now (?), then send the NAWS to make sure that * we are set up for the right window size. */ if (TerminalWindowSize(&newrows, &newcols) && connected && @@ -1403,12 +1403,12 @@ shell(argc, argv) * Fire up the shell in the child. */ register char *shellp, *shellname; - extern char *rindex(); + extern char *strrchr(); shellp = getenv("SHELL"); if (shellp == NULL) shellp = "/bin/sh"; - if ((shellname = rindex(shellp, '/')) == 0) + if ((shellname = strrchr(shellp, '/')) == 0) shellname = shellp; else shellname++; @@ -1544,14 +1544,14 @@ slccmd(argc, argv) } c = getslc(argv[1]); if (c == 0) { - fprintf(stderr, "'%s': unknown argument ('slc ?' for help).\n", + fprintf(stderr, "'%s': unknown argument ('slc ?' for help).\n", argv[1]); - return 0; + return 0; } if (Ambiguous(c)) { - fprintf(stderr, "'%s': ambiguous argument ('slc ?' for help).\n", + fprintf(stderr, "'%s': ambiguous argument ('slc ?' for help).\n", argv[1]); - return 0; + return 0; } (*c->handler)(c->arg); slcstate(); @@ -1640,14 +1640,14 @@ env_cmd(argc, argv) } c = getenvcmd(argv[1]); if (c == 0) { - fprintf(stderr, "'%s': unknown argument ('environ ?' for help).\n", + fprintf(stderr, "'%s': unknown argument ('environ ?' for help).\n", argv[1]); - return 0; + return 0; } if (Ambiguous(c)) { - fprintf(stderr, "'%s': ambiguous argument ('environ ?' for help).\n", + fprintf(stderr, "'%s': ambiguous argument ('environ ?' for help).\n", argv[1]); - return 0; + return 0; } if (c->narg + 2 != argc) { fprintf(stderr, @@ -1690,10 +1690,10 @@ env_init() extern char **environ; register char **epp, *cp; register struct env_lst *ep; - extern char *index(); + extern char *strchr(); for (epp = environ; *epp; epp++) { - if (cp = index(*epp, '=')) { + if (cp = strchr(*epp, '=')) { *cp = '\0'; ep = env_define((unsigned char *)*epp, (unsigned char *)cp+1); @@ -1708,9 +1708,9 @@ env_init() */ if ((ep = env_find("DISPLAY")) && ((*ep->value == ':') - || (strncmp((char *)ep->value, "unix:", 5) == 0))) { + || (strncmp((char *)ep->value, "unix:", 5) == 0))) { char hbuf[256+1]; - char *cp2 = index((char *)ep->value, ':'); + char *cp2 = strchr((char *)ep->value, ':'); gethostname(hbuf, 256); hbuf[256] = '\0'; @@ -1802,7 +1802,7 @@ env_send(var) { register struct env_lst *ep; - if (my_state_is_wont(TELOPT_NEW_ENVIRON) + if (my_state_is_wont(TELOPT_NEW_ENVIRON) #ifdef OLD_ENVIRON && my_state_is_wont(TELOPT_OLD_ENVIRON) #endif @@ -1915,8 +1915,8 @@ struct authlist { }; extern int - auth_enable P((int)), - auth_disable P((int)), + auth_enable P((char *)), + auth_disable P((char *)), auth_status P((void)); static int auth_help P((void)); @@ -1955,17 +1955,23 @@ auth_cmd(argc, argv) { struct authlist *c; + if (argc < 2) { + fprintf(stderr, + "Need an argument to 'auth' command. 'auth ?' for help.\n"); + return 0; + } + c = (struct authlist *) genget(argv[1], (char **) AuthList, sizeof(struct authlist)); if (c == 0) { - fprintf(stderr, "'%s': unknown argument ('auth ?' for help).\n", + fprintf(stderr, "'%s': unknown argument ('auth ?' for help).\n", argv[1]); - return 0; + return 0; } if (Ambiguous(c)) { - fprintf(stderr, "'%s': ambiguous argument ('auth ?' for help).\n", + fprintf(stderr, "'%s': ambiguous argument ('auth ?' for help).\n", argv[1]); - return 0; + return 0; } if (c->narg + 2 != argc) { fprintf(stderr, @@ -2011,7 +2017,7 @@ struct encryptlist EncryptList[] = { EncryptEnable, 1, 1, 2 }, { "disable", "Disable encryption. ('encrypt enable ?' for more)", EncryptDisable, 0, 1, 2 }, - { "type", "Set encryptiong type. ('encrypt type ?' for more)", + { "type", "Set encryption type. ('encrypt type ?' for more)", EncryptType, 0, 1, 1 }, { "start", "Start encryption. ('encrypt start ?' for more)", EncryptStart, 1, 0, 1 }, @@ -2055,17 +2061,23 @@ encrypt_cmd(argc, argv) { struct encryptlist *c; + if (argc < 2) { + fprintf(stderr, + "Need an argument to 'encrypt' command. 'encrypt ?' for help.\n"); + return 0; + } + c = (struct encryptlist *) genget(argv[1], (char **) EncryptList, sizeof(struct encryptlist)); if (c == 0) { - fprintf(stderr, "'%s': unknown argument ('encrypt ?' for help).\n", + fprintf(stderr, "'%s': unknown argument ('encrypt ?' for help).\n", argv[1]); - return 0; + return 0; } if (Ambiguous(c)) { - fprintf(stderr, "'%s': ambiguous argument ('encrypt ?' for help).\n", + fprintf(stderr, "'%s': ambiguous argument ('encrypt ?' for help).\n", argv[1]); - return 0; + return 0; } argc -= 2; if (argc < c->minarg || argc > c->maxarg) { @@ -2228,7 +2240,7 @@ tn(argc, argv) char *cmd, *hostp = 0, *portp = 0, *user = 0; /* clear the socket address prior to use */ - bzero((char *)&sin, sizeof(sin)); + memset((char *)&sin, 0, sizeof(sin)); if (connected) { printf("?Already connected to %s\n", hostname); @@ -2246,7 +2258,7 @@ tn(argc, argv) cmd = *argv; --argc; ++argv; while (argc) { - if (isprefix(*argv, "help") || isprefix(*argv, "?")) + if (strcmp(*argv, "help") == 0 || isprefix(*argv, "?")) goto usage; if (strcmp(*argv, "-l") == 0) { --argc; ++argv; @@ -2311,17 +2323,17 @@ tn(argc, argv) if (host) { sin.sin_family = host->h_addrtype; #if defined(h_addr) /* In 4.3, this is a #define */ - memcpy((caddr_t)&sin.sin_addr, + memmove((caddr_t)&sin.sin_addr, host->h_addr_list[0], host->h_length); #else /* defined(h_addr) */ - memcpy((caddr_t)&sin.sin_addr, host->h_addr, host->h_length); + memmove((caddr_t)&sin.sin_addr, host->h_addr, host->h_length); #endif /* defined(h_addr) */ strncpy(_hostname, host->h_name, sizeof(_hostname)); _hostname[sizeof(_hostname)-1] = '\0'; hostname = _hostname; } else { herror(hostp); - setuid(getuid()); + setuid(getuid()); return 0; } } @@ -2341,7 +2353,7 @@ tn(argc, argv) sin.sin_port = sp->s_port; else { printf("%s: bad port number\n", portp); - setuid(getuid()); + setuid(getuid()); return 0; } } else { @@ -2355,7 +2367,7 @@ tn(argc, argv) sp = getservbyname("telnet", "tcp"); if (sp == 0) { fprintf(stderr, "telnet: tcp/telnet: unknown service\n"); - setuid(getuid()); + setuid(getuid()); return 0; } sin.sin_port = sp->s_port; @@ -2405,7 +2417,7 @@ tn(argc, argv) errno = oerrno; perror((char *)0); host->h_addr_list++; - memcpy((caddr_t)&sin.sin_addr, + memmove((caddr_t)&sin.sin_addr, host->h_addr_list[0], host->h_length); (void) NetClose(net); continue; @@ -2589,7 +2601,7 @@ command(top, tbuf, cnt) goto getline; *cp = '\0'; if (rlogin == _POSIX_VDISABLE) - printf("%s\n", line); + printf("%s\n", line); } else { getline: if (rlogin != _POSIX_VDISABLE) @@ -2792,10 +2804,10 @@ cmdrc(m1, m2) * *cpp: If *cpp was equal to NULL, it will be filled * in with a pointer to our static area that has * the option filled in. This will be 32bit aligned. - * + * * *lenp: This will be filled in with how long the option * pointed to by *cpp is. - * + * */ unsigned long sourceroute(arg, cpp, lenp) @@ -2889,16 +2901,16 @@ sourceroute(arg, cpp, lenp) sin_addr.s_addr = tmp; } else if (host = gethostbyname(cp)) { #if defined(h_addr) - memcpy((caddr_t)&sin_addr, + memmove((caddr_t)&sin_addr, host->h_addr_list[0], host->h_length); #else - memcpy((caddr_t)&sin_addr, host->h_addr, host->h_length); + memmove((caddr_t)&sin_addr, host->h_addr, host->h_length); #endif } else { *cpp = cp; return(0); } - memcpy(lsrp, (char *)&sin_addr, 4); + memmove(lsrp, (char *)&sin_addr, 4); lsrp += 4; if (cp2) cp = cp2; diff --git a/usr.bin/telnet/externs.h b/usr.bin/telnet/externs.h index b721992..83ba07b 100644 --- a/usr.bin/telnet/externs.h +++ b/usr.bin/telnet/externs.h @@ -30,7 +30,7 @@ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * - * @(#)externs.h 8.2 (Berkeley) 12/15/93 + * @(#)externs.h 8.3 (Berkeley) 5/30/95 */ #ifndef BSD @@ -83,8 +83,9 @@ typedef unsigned char cc_t; #ifndef NO_STRING_H #include -#endif +#else #include +#endif #ifndef _POSIX_VDISABLE # ifdef sun @@ -118,12 +119,12 @@ extern int flushout, /* flush output */ connected, /* Are we connected to the other side? */ globalmode, /* Mode tty should be in */ - In3270, /* Are we in 3270 mode? */ + In3270, /* Are we in 3270 mode? */ telnetport, /* Are we connected to the telnet port? */ localflow, /* Flow control handled locally */ restartany, /* If flow control, restart output on any character */ localchars, /* we recognize interrupt/quit */ - donelclchars, /* the user has set "localchars" */ + donelclchars, /* the user has set "localchars" */ showoptions, net, /* Network file descriptor */ tin, /* Terminal input file descriptor */ @@ -144,7 +145,7 @@ extern int #endif /* defined(TN3270) */ termdata, /* Print out terminal data flow */ #endif /* defined(unix) */ - debug; /* Debug level */ + debug; /* Debug level */ extern cc_t escape; /* Escape to command mode */ extern cc_t rlogin; /* Rlogin mode escape character */ diff --git a/usr.bin/telnet/main.c b/usr.bin/telnet/main.c index ce22840..6073dbf 100644 --- a/usr.bin/telnet/main.c +++ b/usr.bin/telnet/main.c @@ -38,7 +38,7 @@ static char copyright[] = #endif /* not lint */ #ifndef lint -static char sccsid[] = "@(#)main.c 8.2 (Berkeley) 12/15/93"; +static char sccsid[] = "@(#)main.c 8.3 (Berkeley) 5/30/95"; #endif /* not lint */ #include @@ -49,8 +49,8 @@ static char sccsid[] = "@(#)main.c 8.2 (Berkeley) 12/15/93"; /* These values need to be the same as defined in libtelnet/kerberos5.c */ /* Either define them in both places, or put in some common header file. */ -#define OPTS_FORWARD_CREDS 0x00000002 -#define OPTS_FORWARDABLE_CREDS 0x00000001 +#define OPTS_FORWARD_CREDS 0x00000002 +#define OPTS_FORWARDABLE_CREDS 0x00000001 #if 0 #define FORWARD @@ -65,7 +65,7 @@ tninit() init_terminal(); init_network(); - + init_telnet(); init_sys(); @@ -192,7 +192,7 @@ main(argc, argv) case 'f': #if defined(AUTHENTICATION) && defined(KRB5) && defined(FORWARD) if (forward_flags & OPTS_FORWARD_CREDS) { - fprintf(stderr, + fprintf(stderr, "%s: Only one of -f and -F allowed.\n", prompt); usage(); @@ -200,14 +200,14 @@ main(argc, argv) forward_flags |= OPTS_FORWARD_CREDS; #else fprintf(stderr, - "%s: Warning: -f ignored, no Kerberos V5 support.\n", + "%s: Warning: -f ignored, no Kerberos V5 support.\n", prompt); #endif break; case 'F': #if defined(AUTHENTICATION) && defined(KRB5) && defined(FORWARD) if (forward_flags & OPTS_FORWARD_CREDS) { - fprintf(stderr, + fprintf(stderr, "%s: Only one of -f and -F allowed.\n", prompt); usage(); @@ -216,7 +216,7 @@ main(argc, argv) forward_flags |= OPTS_FORWARDABLE_CREDS; #else fprintf(stderr, - "%s: Warning: -F ignored, no Kerberos V5 support.\n", + "%s: Warning: -F ignored, no Kerberos V5 support.\n", prompt); #endif break; diff --git a/usr.bin/telnet/ring.c b/usr.bin/telnet/ring.c index 1080d12..37dfda8 100644 --- a/usr.bin/telnet/ring.c +++ b/usr.bin/telnet/ring.c @@ -32,7 +32,7 @@ */ #ifndef lint -static char sccsid[] = "@(#)ring.c 8.1 (Berkeley) 6/6/93"; +static char sccsid[] = "@(#)ring.c 8.2 (Berkeley) 5/30/95"; #endif /* not lint */ /* @@ -295,7 +295,7 @@ ring_supply_data(ring, buffer, count) while (count) { i = MIN(count, ring_empty_consecutive(ring)); - memcpy(ring->supply, buffer, i); + memmove(ring->supply, buffer, i); ring_supplied(ring, i); count -= i; buffer += i; @@ -317,7 +317,7 @@ ring_consume_data(ring, buffer, count) while (count) { i = MIN(count, ring_full_consecutive(ring)); - memcpy(buffer, ring->consume, i); + memmove(buffer, ring->consume, i); ring_consumed(ring, i); count -= i; buffer += i; diff --git a/usr.bin/telnet/sys_bsd.c b/usr.bin/telnet/sys_bsd.c index 85414e2..281b8bd 100644 --- a/usr.bin/telnet/sys_bsd.c +++ b/usr.bin/telnet/sys_bsd.c @@ -32,7 +32,7 @@ */ #ifndef lint -static char sccsid[] = "@(#)sys_bsd.c 8.2 (Berkeley) 12/15/93"; +static char sccsid[] = "@(#)sys_bsd.c 8.4 (Berkeley) 5/30/95"; #endif /* not lint */ /* @@ -223,7 +223,7 @@ TerminalSpecialChars(c) /* * Flush output to the terminal */ - + void TerminalFlushOutput() { @@ -328,7 +328,7 @@ TerminalDefaultChars() nttyb.sg_kill = ottyb.sg_kill; nttyb.sg_erase = ottyb.sg_erase; #else /* USE_TERMIO */ - memcpy(new_tc.c_cc, old_tc.c_cc, sizeof(old_tc.c_cc)); + memmove(new_tc.c_cc, old_tc.c_cc, sizeof(old_tc.c_cc)); # ifndef VDISCARD termFlushChar = CONTROL('O'); # endif @@ -669,7 +669,11 @@ TerminalNewMode(f) #endif #ifdef SIGTSTP (void) signal(SIGTSTP, SIG_DFL); +# ifndef SOLARIS (void) sigsetmask(sigblock(0) & ~(1<<(SIGTSTP-1))); +# else SOLARIS + (void) sigrelse(SIGTSTP); +# endif SOLARIS #endif /* SIGTSTP */ #ifndef USE_TERMIO ltc = oltc; @@ -704,14 +708,51 @@ TerminalNewMode(f) } +/* + * Try to guess whether speeds are "encoded" (4.2BSD) or just numeric (4.4BSD). + */ +#if B4800 != 4800 +#define DECODE_BAUD +#endif + +#ifdef DECODE_BAUD +#ifndef B7200 +#define B7200 B4800 +#endif + +#ifndef B14400 +#define B14400 B9600 +#endif + #ifndef B19200 -# define B19200 B9600 +# define B19200 B14400 +#endif + +#ifndef B28800 +#define B28800 B19200 #endif #ifndef B38400 -# define B38400 B19200 +# define B38400 B28800 #endif +#ifndef B57600 +#define B57600 B38400 +#endif + +#ifndef B76800 +#define B76800 B57600 +#endif + +#ifndef B115200 +#define B115200 B76800 +#endif + +#ifndef B230400 +#define B230400 B115200 +#endif + + /* * This code assumes that the values B0, B50, B75... * are in ascending order. They do not have to be @@ -721,20 +762,25 @@ struct termspeeds { long speed; long value; } termspeeds[] = { - { 0, B0 }, { 50, B50 }, { 75, B75 }, - { 110, B110 }, { 134, B134 }, { 150, B150 }, - { 200, B200 }, { 300, B300 }, { 600, B600 }, - { 1200, B1200 }, { 1800, B1800 }, { 2400, B2400 }, - { 4800, B4800 }, { 9600, B9600 }, { 19200, B19200 }, - { 38400, B38400 }, { -1, B38400 } + { 0, B0 }, { 50, B50 }, { 75, B75 }, + { 110, B110 }, { 134, B134 }, { 150, B150 }, + { 200, B200 }, { 300, B300 }, { 600, B600 }, + { 1200, B1200 }, { 1800, B1800 }, { 2400, B2400 }, + { 4800, B4800 }, { 7200, B7200 }, { 9600, B9600 }, + { 14400, B14400 }, { 19200, B19200 }, { 28800, B28800 }, + { 38400, B38400 }, { 57600, B57600 }, { 115200, B115200 }, + { 230400, B230400 }, { -1, B230400 } }; +#endif /* DECODE_BAUD */ void TerminalSpeeds(ispeed, ospeed) long *ispeed; long *ospeed; { +#ifdef DECODE_BAUD register struct termspeeds *tp; +#endif /* DECODE_BAUD */ register long in, out; out = cfgetospeed(&old_tc); @@ -742,6 +788,7 @@ TerminalSpeeds(ispeed, ospeed) if (in == 0) in = out; +#ifdef DECODE_BAUD tp = termspeeds; while ((tp->speed != -1) && (tp->value < in)) tp++; @@ -751,6 +798,10 @@ TerminalSpeeds(ispeed, ospeed) while ((tp->speed != -1) && (tp->value < out)) tp++; *ospeed = tp->speed; +#else /* DECODE_BAUD */ + *ispeed = in; + *ospeed = out; +#endif /* DECODE_BAUD */ } int @@ -946,7 +997,7 @@ process_rings(netin, netout, netex, ttyin, ttyout, poll) if (netout) { FD_SET(net, &obits); - } + } if (ttyout) { FD_SET(tout, &obits); } @@ -1085,7 +1136,7 @@ process_rings(netin, netout, netex, ttyin, ttyout, poll) int i; i = recv(net, netiring.supply + c, canread - c, MSG_OOB); if (i == c && - bcmp(netiring.supply, netiring.supply + c, i) == 0) { + memcmp(netiring.supply, netiring.supply + c, i) == 0) { bogus_oob = 1; first = 0; } else if (i < 0) { @@ -1134,6 +1185,8 @@ process_rings(netin, netout, netex, ttyin, ttyout, poll) if (FD_ISSET(tin, &ibits)) { FD_CLR(tin, &ibits); c = TerminalRead(ttyiring.supply, ring_empty_consecutive(&ttyiring)); + if (c < 0 && errno == EIO) + c = 0; if (c < 0 && errno == EWOULDBLOCK) { c = 0; } else { diff --git a/usr.bin/telnet/telnet.1 b/usr.bin/telnet/telnet.1 index 27079d9..b996fea 100644 --- a/usr.bin/telnet/telnet.1 +++ b/usr.bin/telnet/telnet.1 @@ -29,9 +29,9 @@ .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF .\" SUCH DAMAGE. .\" -.\" @(#)telnet.1 8.5 (Berkeley) 3/1/94 +.\" @(#)telnet.1 8.6 (Berkeley) 6/1/94 .\" -.Dd March 1, 1994 +.Dd June 1, 1994 .Dt TELNET 1 .Os BSD 4.2 .Sh NAME @@ -139,6 +139,7 @@ there will be no escape character. If Kerberos V5 authentication is being used, the .Fl f option allows the local credentials to be forwarded to the remote system. +.ne 1i .It Fl k Ar realm If Kerberos authentication is being used, the .Fl k @@ -508,6 +509,7 @@ option. This requires that the .Dv LINEMODE option be enabled. +.ne 1i .It Ic litecho Pq Ic \-litecho Attempt to enable (disable) the .Dv LIT_ECHO @@ -641,6 +643,7 @@ command, .Ic getstatus will send the subnegotiation to request that the server send its current option status. +.ne 1i .It Ic ip Sends the .Dv TELNET IP @@ -966,6 +969,7 @@ The initial value for the suspend character is taken to be the terminal's .Ic suspend character. +.ne 1i .It Ic tracefile This is the file to which the output, caused by .Ic netdata @@ -1108,6 +1112,7 @@ stream does not start automatically. The autoencrypt (autodecrypt) command states that encryption of the output (input) stream should be enabled as soon as possible. +.sp .Pp Note: Because of export controls, the .Dv TELNET ENCRYPT @@ -1263,6 +1268,7 @@ protocol processing (having to do with options). The initial value for this toggle is .Dv FALSE . +.ne 1i .It Ic prettydump When the .Ic netdata diff --git a/usr.bin/telnet/telnet.c b/usr.bin/telnet/telnet.c index 97f63e6..e792262 100644 --- a/usr.bin/telnet/telnet.c +++ b/usr.bin/telnet/telnet.c @@ -32,7 +32,7 @@ */ #ifndef lint -static char sccsid[] = "@(#)telnet.c 8.2 (Berkeley) 12/15/93"; +static char sccsid[] = "@(#)telnet.c 8.4 (Berkeley) 5/30/95"; #endif /* not lint */ #include @@ -57,7 +57,7 @@ static char sccsid[] = "@(#)telnet.c 8.2 (Berkeley) 12/15/93"; #include "general.h" -#define strip(x) ((x)&0x7f) +#define strip(x) ((my_want_state_is_wont(TELOPT_BINARY)) ? ((x)&0x7f) : (x)) static unsigned char subbuffer[SUBBUFSIZE], *subpointer, *subend; /* buffer for sub-options */ @@ -177,7 +177,7 @@ init_telnet() ClearArray(options); connected = In3270 = ISend = localflow = donebinarytoggle = 0; -#if defined(AUTHENTICATION) || defined(ENCRYPTION) +#if defined(AUTHENTICATION) || defined(ENCRYPTION) auth_encrypt_connect(connected); #endif /* defined(AUTHENTICATION) || defined(ENCRYPTION) */ restartany = -1; @@ -623,7 +623,7 @@ mklist(buf, name) register char c, *cp, **argvp, *cp2, **argv, **avt; if (name) { - if (strlen(name) > 40) { + if ((int)strlen(name) > 40) { name = 0; unknown[0] = name_unknown; } else { @@ -689,7 +689,7 @@ mklist(buf, name) else if (islower(c)) *cp = toupper(c); } - + /* * Check for an old V6 2 character name. If the second * name points to the beginning of the buffer, and is @@ -782,7 +782,7 @@ gettermname() (setupterm(tname, 1, &err) == 0)) { tnamep = mklist(termbuf, tname); } else { - if (tname && (strlen(tname) <= 40)) { + if (tname && ((int)strlen(tname) <= 40)) { unknown[0] = tname; upcase(tname); } else @@ -1810,7 +1810,7 @@ telrcv() TTYADD('\n'); } else { #ifdef ENCRYPTION - if (decrypt_input) + if (decrypt_input) (*decrypt_input)(-1); #endif /* ENCRYPTION */ @@ -1834,7 +1834,7 @@ telrcv() case TS_IAC: process_iac: switch (c) { - + case WILL: telrcv_state = TS_WILL; continue; @@ -2220,7 +2220,7 @@ Scheduler(block) ring_full_consecutive(&ttyiring)); if (c) { returnValue = 1; - ring_consumed(&ttyiring, c); + ring_consumed(&ttyiring, c); } } else { # endif /* defined(TN3270) */ @@ -2249,7 +2249,7 @@ telnet(user) { sys_telnet_init(); -#if defined(AUTHENTICATION) || defined(ENCRYPTION) +#if defined(AUTHENTICATION) || defined(ENCRYPTION) { static char local_host[256] = { 0 }; @@ -2431,7 +2431,7 @@ netclear() next = nextitem(next); } while (wewant(next) && (nfrontp > next)); length = next-thisitem; - memcpy(good, thisitem, length); + memmove(good, thisitem, length); good += length; thisitem = next; } else { diff --git a/usr.bin/telnet/terminal.c b/usr.bin/telnet/terminal.c index b6d3b86..b5ceeda 100644 --- a/usr.bin/telnet/terminal.c +++ b/usr.bin/telnet/terminal.c @@ -32,7 +32,7 @@ */ #ifndef lint -static char sccsid[] = "@(#)terminal.c 8.1 (Berkeley) 6/6/93"; +static char sccsid[] = "@(#)terminal.c 8.2 (Berkeley) 2/16/95"; #endif /* not lint */ #include @@ -140,7 +140,8 @@ ttyflush(drop) n1 = n0 - n; if (!drop) n1 = TerminalWrite(ttyoring.bottom, n1); - n += n1; + if (n1 > 0) + n += n1; } ring_consumed(&ttyoring, n); } diff --git a/usr.bin/telnet/tn3270.c b/usr.bin/telnet/tn3270.c index 1f285cf..a75cd1e 100644 --- a/usr.bin/telnet/tn3270.c +++ b/usr.bin/telnet/tn3270.c @@ -32,7 +32,7 @@ */ #ifndef lint -static char sccsid[] = "@(#)tn3270.c 8.1 (Berkeley) 6/6/93"; +static char sccsid[] = "@(#)tn3270.c 8.2 (Berkeley) 5/30/95"; #endif /* not lint */ #include @@ -242,7 +242,7 @@ Push3270() if (save) { if (Ifrontp+save > Ibuf+sizeof Ibuf) { if (Ibackp != Ibuf) { - memcpy(Ibuf, Ibackp, Ifrontp-Ibackp); + memmove(Ibuf, Ibackp, Ifrontp-Ibackp); Ifrontp -= (Ibackp-Ibuf); Ibackp = Ibuf; } diff --git a/usr.bin/telnet/utilities.c b/usr.bin/telnet/utilities.c index 70cf567..06d08a4 100644 --- a/usr.bin/telnet/utilities.c +++ b/usr.bin/telnet/utilities.c @@ -32,7 +32,7 @@ */ #ifndef lint -static char sccsid[] = "@(#)utilities.c 8.2 (Berkeley) 12/15/93"; +static char sccsid[] = "@(#)utilities.c 8.3 (Berkeley) 5/30/95"; #endif /* not lint */ #define TELOPTS @@ -593,7 +593,7 @@ printsub(direction, pointer, length) break; } break; - + case LM_SLC: fprintf(NetTrace, "SLC"); for (i = 2; i < length - 2; i += 3) { @@ -725,7 +725,7 @@ printsub(direction, pointer, length) fprintf(NetTrace, "\n"); break; - + default: fprintf(NetTrace, " %d", pointer[i]); break; -- cgit v1.1