diff options
Diffstat (limited to 'crypto/telnet/telnetd/sys_term.c')
| -rw-r--r-- | crypto/telnet/telnetd/sys_term.c | 505 |
1 files changed, 4 insertions, 501 deletions
diff --git a/crypto/telnet/telnetd/sys_term.c b/crypto/telnet/telnetd/sys_term.c index 16e16c4..2b5dfa5 100644 --- a/crypto/telnet/telnetd/sys_term.c +++ b/crypto/telnet/telnetd/sys_term.c @@ -50,10 +50,6 @@ extern char *altlogin; int cleanopen(char *line); void scrub_env(void); -#if defined(CRAY) || defined(__hpux) -# define PARENT_DOES_UTMP -#endif - #ifdef NEWINIT #include <initreq.h> #else /* NEWINIT*/ @@ -82,20 +78,6 @@ char wtmpf[] = "/etc/wtmp"; #include <libutil.h> -# ifdef CRAY -#include <tmpdir.h> -#include <sys/wait.h> -# if (UNICOS_LVL == '7.0') || (UNICOS_LVL == '7.1') -# define UNICOS7x -# endif - -# ifdef UNICOS7x -#include <sys/sysv.h> -#include <sys/secstat.h> -extern int secflag; -extern struct sysv sysv; -# endif /* UNICOS7x */ -# endif /* CRAY */ #endif /* NEWINIT */ #ifdef STREAMSPTY @@ -109,10 +91,6 @@ extern struct sysv sysv; #ifdef STREAMS #include <sys/stream.h> #endif -#ifdef __hpux -#include <sys/resource.h> -#include <sys/proc.h> -#endif #include <sys/tty.h> #ifdef t_erase #undef t_erase @@ -131,10 +109,6 @@ extern struct sysv sysv; #undef t_lnextc #endif -#if defined(UNICOS5) && defined(CRAY2) && !defined(EXTPROC) -# define EXTPROC 0400 -#endif - #ifndef USE_TERMIO struct termbuf { struct sgttyb sg; @@ -262,9 +236,6 @@ set_termbuf() # else (void) tcsetattr(pty, TCSANOW, &termbuf); # endif -# if defined(CRAY2) && defined(UNICOS5) - needtermstat = 1; -# endif #endif /* USE_TERMIO */ } @@ -452,26 +423,6 @@ spcset(func, valp, valpp) } #endif /* USE_TERMIO */ -#ifdef CRAY -/* - * getnpty() - * - * Return the number of pty's configured into the system. - */ - int -getnpty() -{ -#ifdef _SC_CRAY_NPTY - int numptys; - - if ((numptys = sysconf(_SC_CRAY_NPTY)) != -1) - return numptys; - else -#endif /* _SC_CRAY_NPTY */ - return 128; -} -#endif /* CRAY */ - #ifndef convex /* * getpty() @@ -481,11 +432,7 @@ getnpty() * * Returns the file descriptor of the opened pty. */ -#ifdef CRAY -char myline[16]; -#else char line[16]; -#endif /* CRAY */ int getpty(ptynum) @@ -505,23 +452,13 @@ int *ptynum; } #else /* ! STREAMSPTY */ -#ifndef CRAY register char *cp, *p1, *p2; register int i; -#if defined(sun) && defined(TIOCGPGRP) && BSD < 199207 - int dummy; -#endif -#ifndef __hpux (void) strcpy(line, _PATH_DEV); (void) strcat(line, "ptyXX"); p1 = &line[8]; p2 = &line[9]; -#else - (void) strcpy(line, "/dev/ptym/ptyXX"); - p1 = &line[13]; - p2 = &line[14]; -#endif for (cp = "pqrsPQRS"; *cp; cp++) { struct stat stb; @@ -539,64 +476,13 @@ int *ptynum; *p2 = "0123456789abcdefghijklmnopqrstuv"[i]; p = open(line, 2); if (p > 0) { -#ifndef __hpux line[5] = 't'; -#else - for (p1 = &line[8]; *p1; p1++) - *p1 = *(p1+1); - line[9] = 't'; -#endif chown(line, 0, 0); chmod(line, 0600); -#if defined(sun) && defined(TIOCGPGRP) && BSD < 199207 - if (ioctl(p, TIOCGPGRP, &dummy) == 0 - || errno != EIO) { - chmod(line, 0666); - close(p); - line[5] = 'p'; - } else -#endif /* defined(sun) && defined(TIOCGPGRP) && BSD < 199207 */ return(p); } } } -#else /* CRAY */ - extern lowpty, highpty; - struct stat sb; - - for (*ptynum = lowpty; *ptynum <= highpty; (*ptynum)++) { - (void) sprintf(myline, "%spty/%03d", _PATH_DEV, *ptynum); - p = open(myline, 2); - if (p < 0) - continue; - (void) sprintf(line, "%sp%03d", _PATH_TTY, *ptynum); - /* - * Here are some shenanigans to make sure that there - * are no listeners lurking on the line. - */ - if(stat(line, &sb) < 0) { - (void) close(p); - continue; - } - if(sb.st_uid || sb.st_gid || sb.st_mode != 0600) { - chown(line, 0, 0); - chmod(line, 0600); - (void)close(p); - p = open(myline, 2); - if (p < 0) - continue; - } - /* - * Now it should be safe...check for accessability. - */ - if (access(line, 6) == 0) - return(p); - else { - /* no tty side to pty so skip it */ - (void) close(p); - } - } -#endif /* CRAY */ #endif /* STREAMSPTY */ return(-1); } @@ -1042,15 +928,6 @@ tty_rspeed(val) #endif /* DECODE_BAUD */ } -#if defined(CRAY2) && defined(UNICOS5) - int -tty_isnewmap() -{ - return((termbuf.c_oflag & OPOST) && (termbuf.c_oflag & ONLCR) && - !(termbuf.c_oflag & ONLRET)); -} -#endif - #ifdef PARENT_DOES_UTMP # ifndef NEWINIT extern struct utmp wtmp; @@ -1089,7 +966,6 @@ getptyslave() register int t = -1; char erase; -#if !defined(CRAY) || !defined(NEWINIT) # ifdef LINEMODE int waslm; # endif @@ -1171,21 +1047,11 @@ getptyslave() # endif /* USE_TERMIO */ /* - * Settings for UNICOS (and HPUX) - */ -# if defined(CRAY) || defined(__hpux) - termbuf.c_oflag = OPOST|ONLCR|TAB3; - termbuf.c_iflag = IGNPAR|ISTRIP|ICRNL|IXON; - termbuf.c_lflag = ISIG|ICANON|ECHO|ECHOE|ECHOK; - termbuf.c_cflag = EXTB|HUPCL|CS8; -# endif - - /* * Settings for all other termios/termio based * systems, other than 4.4BSD. In 4.4BSD the * kernel does the initial terminal setup. */ -# if defined(USE_TERMIO) && !(defined(CRAY) || defined(__hpux)) && (BSD <= 43) +# if defined(USE_TERMIO) && (BSD <= 43) # ifndef OXTABS # define OXTABS 0 # endif @@ -1193,7 +1059,7 @@ getptyslave() termbuf.c_oflag |= ONLCR|OXTABS; termbuf.c_iflag |= ICRNL; termbuf.c_iflag &= ~IXOFF; -# endif /* defined(USE_TERMIO) && !defined(CRAY) && (BSD <= 43) */ +# endif /* defined(USE_TERMIO) && (BSD <= 43) */ tty_rspeed((def_rspeed > 0) ? def_rspeed : 9600); tty_tspeed((def_tspeed > 0) ? def_tspeed : 9600); if (erase) @@ -1209,7 +1075,6 @@ getptyslave() set_termbuf(); if (login_tty(t) == -1) fatalperror(net, "login_tty"); -#endif /* !defined(CRAY) || !defined(NEWINIT) */ if (net > 2) (void) close(net); #if defined(AUTHENTICATION) && defined(NO_LOGIN_F) && defined(LOGIN_R) @@ -1225,7 +1090,6 @@ getptyslave() #endif } -#if !defined(CRAY) || !defined(NEWINIT) #ifndef O_NOCTTY #define O_NOCTTY 0 #endif @@ -1238,9 +1102,6 @@ cleanopen(line) char *line; { register int t; -#ifdef UNICOS7x - struct secstat secbuf; -#endif /* UNICOS7x */ #ifndef STREAMSPTY /* @@ -1251,31 +1112,10 @@ cleanopen(line) (void) chmod(line, 0600); #endif -# if !defined(CRAY) && (BSD > 43) (void) revoke(line); -# endif -#ifdef UNICOS7x - if (secflag) { - if (secstat(line, &secbuf) < 0) - return(-1); - if (setulvl(secbuf.st_slevel) < 0) - return(-1); - if (setucmp(secbuf.st_compart) < 0) - return(-1); - } -#endif /* UNICOS7x */ t = open(line, O_RDWR|O_NOCTTY); -#ifdef UNICOS7x - if (secflag) { - if (setulvl(sysv.sy_minlvl) < 0) - return(-1); - if (setucmp(0) < 0) - return(-1); - } -#endif /* UNICOS7x */ - if (t < 0) return(-1); @@ -1283,7 +1123,7 @@ cleanopen(line) * Hangup anybody else using this ttyp, then reopen it for * ourselves. */ -# if !(defined(CRAY) || defined(__hpux)) && (BSD <= 43) && !defined(STREAMSPTY) +# if (BSD <= 43) && !defined(STREAMSPTY) (void) signal(SIGHUP, SIG_IGN); vhangup(); (void) signal(SIGHUP, SIG_DFL); @@ -1291,45 +1131,8 @@ cleanopen(line) if (t < 0) return(-1); # endif -# if defined(CRAY) && defined(TCVHUP) - { - register int i; - (void) signal(SIGHUP, SIG_IGN); - (void) ioctl(t, TCVHUP, (char *)0); - (void) signal(SIGHUP, SIG_DFL); - setpgrp(); - -#ifdef UNICOS7x - if (secflag) { - if (secstat(line, &secbuf) < 0) - return(-1); - if (setulvl(secbuf.st_slevel) < 0) - return(-1); - if (setucmp(secbuf.st_compart) < 0) - return(-1); - } -#endif /* UNICOS7x */ - - i = open(line, O_RDWR); - -#ifdef UNICOS7x - if (secflag) { - if (setulvl(sysv.sy_minlvl) < 0) - return(-1); - if (setucmp(0) < 0) - return(-1); - } -#endif /* UNICOS7x */ - - if (i < 0) - return(-1); - (void) close(t); - t = i; - } -# endif /* defined(CRAY) && defined(TCVHUP) */ return(t); } -#endif /* !defined(CRAY) || !defined(NEWINIT) */ #if BSD <= 43 @@ -1351,15 +1154,6 @@ login_tty(t) # ifdef TIOCSCTTY if (ioctl(t, TIOCSCTTY, (char *)0) < 0) fatalperror(net, "ioctl(sctty)"); -# if defined(CRAY) - /* - * Close the hard fd to /dev/ttypXXX, and re-open through - * the indirect /dev/tty interface. - */ - close(t); - if ((t = open(_PATH_TTY, O_RDWR)) < 0) - fatalperror(net, "open(/dev/tty)"); -# endif # else /* * We get our controlling tty assigned as a side-effect @@ -1368,11 +1162,7 @@ login_tty(t) * setsid() call above may have set our pgrp, so clear * it out before opening the tty... */ -# ifndef SOLARIS (void) setpgrp(0, 0); -# else - (void) setpgrp(); -# endif close(open(line, O_RDWR)); # endif if (t != 0) @@ -1451,20 +1241,13 @@ startslave(host, autologin, autoname) SCPYN(wtmp.ut_user, "LOGIN"); SCPYN(wtmp.ut_host, host); SCPYN(wtmp.ut_line, line + sizeof(_PATH_DEV) - 1); -#ifndef __hpux SCPYN(wtmp.ut_id, wtmp.ut_line+3); -#else - SCPYN(wtmp.ut_id, wtmp.ut_line+7); -#endif pututline(&wtmp); endutent(); if ((i = open(wtmpf, O_WRONLY|O_APPEND)) >= 0) { (void) write(i, (char *)&wtmp, sizeof(struct utmp)); (void) close(i); } -#ifdef CRAY - (void) signal(WJSIGNAL, sigjob); -#endif utmp_sig_notify(pid); # endif /* PARENT_DOES_UTMP */ } else { @@ -1489,10 +1272,8 @@ startslave(host, autologin, autoname) SCPYN(request.tty_id, &line[8]); SCPYN(request.host, host); SCPYN(request.term_type, terminaltype ? terminaltype : "network"); -#if !defined(UNICOS5) request.signal = SIGCLD; request.pid = getpid(); -#endif #ifdef BFTPDAEMON /* * Are we working as the bftp daemon? @@ -1540,10 +1321,6 @@ init_env() envp = envinit; if ((*envp = getenv("TZ"))) *envp++ -= 3; -#if defined(CRAY) || defined(__hpux) - else - *envp++ = "TZ=GMT0"; -#endif *envp = 0; environ = envinit; } @@ -1919,61 +1696,9 @@ cleanup(sig) (void) shutdown(net, 2); exit(1); # else /* NEWINIT */ -# ifdef CRAY - static int incleanup = 0; - register int t; - int child_status; /* status of child process as returned by waitpid */ - int flags = WNOHANG|WUNTRACED; - - /* - * 1: Pick up the zombie, if we are being called - * as the signal handler. - * 2: If we are a nested cleanup(), return. - * 3: Try to clean up TMPDIR. - * 4: Fill in utmp with shutdown of process. - * 5: Close down the network and pty connections. - * 6: Finish up the TMPDIR cleanup, if needed. - */ - if (sig == SIGCHLD) { - while (waitpid(-1, &child_status, flags) > 0) - ; /* VOID */ - /* Check if the child process was stopped - * rather than exited. We want cleanup only if - * the child has died. - */ - if (WIFSTOPPED(child_status)) { - return; - } - } - t = sigblock(sigmask(SIGCHLD)); - if (incleanup) { - sigsetmask(t); - return; - } - incleanup = 1; - sigsetmask(t); -#ifdef UNICOS7x - if (secflag) { - /* - * We need to set ourselves back to a null - * label to clean up. - */ - - setulvl(sysv.sy_minlvl); - setucmp((long)0); - } -#endif /* UNICOS7x */ - - t = cleantmp(&wtmp); - setutent(); /* just to make sure */ -# endif /* CRAY */ rmut(line); close(pty); (void) shutdown(net, 2); -# ifdef CRAY - if (t == 0) - cleantmp(&wtmp); -# endif /* CRAY */ exit(1); # endif /* NEWINT */ #endif /* PARENT_DOES_UTMP */ @@ -2017,11 +1742,6 @@ utmp_sig_reset() (void) signal(SIGUSR1, func); /* reset handler to default */ } -# ifdef __hpux -# define sigoff() /* do nothing */ -# define sigon() /* do nothing */ -# endif - void utmp_sig_wait() { @@ -2042,184 +1762,6 @@ utmp_sig_notify(pid) kill(pid, SIGUSR1); } -# ifdef CRAY -static int gotsigjob = 0; - - /*ARGSUSED*/ - void -sigjob(sig) - int sig; -{ - register int jid; - register struct jobtemp *jp; - - while ((jid = waitjob(NULL)) != -1) { - if (jid == 0) { - return; - } - gotsigjob++; - jobend(jid, NULL, NULL); - } -} - -/* - * jid_getutid: - * called by jobend() before calling cleantmp() - * to find the correct $TMPDIR to cleanup. - */ - - struct utmp * -jid_getutid(jid) - int jid; -{ - struct utmp *cur = NULL; - - setutent(); /* just to make sure */ - while (cur = getutent()) { - if ( (cur->ut_type != NULL) && (jid == cur->ut_jid) ) { - return(cur); - } - } - - return(0); -} - -/* - * Clean up the TMPDIR that login created. - * The first time this is called we pick up the info - * from the utmp. If the job has already gone away, - * then we'll clean up and be done. If not, then - * when this is called the second time it will wait - * for the signal that the job is done. - */ - int -cleantmp(wtp) - register struct utmp *wtp; -{ - struct utmp *utp; - static int first = 1; - register int mask, omask, ret; - extern struct utmp *getutid P((const struct utmp *_Id)); - - - mask = sigmask(WJSIGNAL); - - if (first == 0) { - omask = sigblock(mask); - while (gotsigjob == 0) - sigpause(omask); - return(1); - } - first = 0; - setutent(); /* just to make sure */ - - utp = getutid(wtp); - if (utp == 0) { - syslog(LOG_ERR, "can't get /etc/utmp entry to clean TMPDIR"); - return(-1); - } - /* - * Nothing to clean up if the user shell was never started. - */ - if (utp->ut_type != USER_PROCESS || utp->ut_jid == 0) - return(1); - - /* - * Block the WJSIGNAL while we are in jobend(). - */ - omask = sigblock(mask); - ret = jobend(utp->ut_jid, utp->ut_tpath, utp->ut_user); - sigsetmask(omask); - return(ret); -} - - int -jobend(jid, path, user) - register int jid; - register char *path; - register char *user; -{ - static int saved_jid = 0; - static int pty_saved_jid = 0; - static char saved_path[sizeof(wtmp.ut_tpath)+1]; - static char saved_user[sizeof(wtmp.ut_user)+1]; - - /* - * this little piece of code comes into play - * only when ptyreconnect is used to reconnect - * to an previous session. - * - * this is the only time when the - * "saved_jid != jid" code is executed. - */ - - if ( saved_jid && saved_jid != jid ) { - if (!path) { /* called from signal handler */ - pty_saved_jid = jid; - } else { - pty_saved_jid = saved_jid; - } - } - - if (path) { - strncpy(saved_path, path, sizeof(wtmp.ut_tpath)); - strncpy(saved_user, user, sizeof(wtmp.ut_user)); - saved_path[sizeof(saved_path)] = '\0'; - saved_user[sizeof(saved_user)] = '\0'; - } - if (saved_jid == 0) { - saved_jid = jid; - return(0); - } - - /* if the jid has changed, get the correct entry from the utmp file */ - - if ( saved_jid != jid ) { - struct utmp *utp = NULL; - struct utmp *jid_getutid(); - - utp = jid_getutid(pty_saved_jid); - - if (utp == 0) { - syslog(LOG_ERR, "Can't get /etc/utmp entry to clean TMPDIR"); - return(-1); - } - - cleantmpdir(jid, utp->ut_tpath, utp->ut_user); - return(1); - } - - cleantmpdir(jid, saved_path, saved_user); - return(1); -} - -/* - * Fork a child process to clean up the TMPDIR - */ -cleantmpdir(jid, tpath, user) - register int jid; - register char *tpath; - register char *user; -{ - switch(fork()) { - case -1: - syslog(LOG_ERR, "TMPDIR cleanup(%s): fork() failed: %m", - tpath); - break; - case 0: - execl(CLEANTMPCMD, CLEANTMPCMD, user, tpath, (char *)0); - syslog(LOG_ERR, "TMPDIR cleanup(%s): execl(%s) failed: %m", - tpath, CLEANTMPCMD); - exit(1); - default: - /* - * Forget about child. We will exit, and - * /etc/init will pick it up. - */ - break; - } -} -# endif /* CRAY */ #endif /* defined(PARENT_DOES_UTMP) && !defined(NEWINIT) */ /* @@ -2259,7 +1801,7 @@ rmut() } /* end of rmut */ #endif -#if !defined(UTMPX) && !(defined(CRAY) || defined(__hpux)) && BSD <= 43 +#if !defined(UTMPX) && BSD <= 43 void rmut() { @@ -2310,43 +1852,4 @@ rmut() (void) chmod(line, 0666); (void) chown(line, 0, 0); } /* end of rmut */ -#endif /* CRAY */ - -#ifdef __hpux -rmut (line) -char *line; -{ - struct utmp utmp; - struct utmp *utptr; - int fd; /* for /etc/wtmp */ - - utmp.ut_type = USER_PROCESS; - (void) strncpy(utmp.ut_id, line+12, sizeof(utmp.ut_id)); - (void) setutent(); - utptr = getutid(&utmp); - /* write it out only if it exists */ - if (utptr) { - utptr->ut_type = DEAD_PROCESS; - utptr->ut_time = time((long *) 0); - (void) pututline(utptr); - /* set wtmp entry if wtmp file exists */ - if ((fd = open(wtmpf, O_WRONLY | O_APPEND)) >= 0) { - (void) write(fd, utptr, sizeof(utmp)); - (void) close(fd); - } - } - (void) endutent(); - - (void) chmod(line, 0666); - (void) chown(line, 0, 0); - line[14] = line[13]; - line[13] = line[12]; - line[8] = 'm'; - line[9] = '/'; - line[10] = 'p'; - line[11] = 't'; - line[12] = 'y'; - (void) chmod(line, 0666); - (void) chown(line, 0, 0); -} #endif |
