44 #ifdef __INTEL_COMPILER
50 #include <sys/types.h>
51 #include <sys/ioctl.h>
53 #include <sys/resource.h>
55 #include <sys/param.h>
57 #ifdef HAVE_SYS_STROPTS_H
58 # include <sys/stropts.h>
59 # define _NEW_TTY_CTRL
74 #elif defined(HAVE_UTIL_H)
98 #if defined(HAVE_TCGETATTR)
99 # define _tcgetattr(fd, ttmode) tcgetattr(fd, ttmode)
100 #elif defined(TIOCGETA)
101 # define _tcgetattr(fd, ttmode) ioctl(fd, TIOCGETA, (char *)ttmode)
102 #elif defined(TCGETS)
103 # define _tcgetattr(fd, ttmode) ioctl(fd, TCGETS, (char *)ttmode)
108 #if defined(HAVE_TCSETATTR) && defined(TCSANOW)
109 # define _tcsetattr(fd, ttmode) tcsetattr(fd, TCSANOW, ttmode)
110 #elif defined(TIOCSETA)
111 # define _tcsetattr(fd, ttmode) ioctl(fd, TIOCSETA, (char *)ttmode)
112 #elif defined(TCSETS)
113 # define _tcsetattr(fd, ttmode) ioctl(fd, TCSETS, (char *)ttmode)
118 #if defined (_HPUX_SOURCE)
119 # define _TERMIOS_INCLUDED
123 #if defined(HAVE_PTY_H)
128 #include <kstandarddirs.h>
140 #define TTY_GROUP "tty"
147 class KProcess_Utmp :
public KProcess
161 #define BASE_CHOWN "kgrantpty"
173 masterFd(-1), slaveFd(-1)
175 memset(&winSize, 0,
sizeof(winSize));
184 struct winsize winSize;
207 <<
"setPty()" <<
endl;
209 if(d->masterFd >= 0) {
211 <<
"d->masterFd >= 0" <<
endl;
214 d->masterFd = pty_master;
215 return _attachPty(pty_master);
218 bool KPty::_attachPty(
int pty_master)
223 <<
"_attachPty() " << pty_master <<
endl;
224 #if defined(HAVE_PTSNAME) && defined(HAVE_GRANTPT)
225 char *ptsn = ptsname(d->masterFd);
227 grantpt(d->masterFd);
236 if (stat(d->ttyName.data(), &st))
240 if (((st.st_uid != getuid()) ||
241 (st.st_mode & (S_IRGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH))) &&
245 <<
"chownpty failed for device " << ptyName <<
"::" << d->ttyName
246 <<
"\nThis means the communication can be eavesdropped." <<
endl;
250 revoke(d->ttyName.data());
254 unlockpt(d->masterFd);
257 d->slaveFd =
::open(d->ttyName.data(), O_RDWR | O_NOCTTY);
260 kdWarning(175) <<
"Can't open slave pseudo teletype" <<
endl;
266 #if (defined(__svr4__) || defined(__sgi__))
268 ioctl(d->slaveFd, I_PUSH,
"ptem");
269 ioctl(d->slaveFd, I_PUSH,
"ldterm");
276 struct ::termios ttmode;
278 _tcgetattr(d->slaveFd, &ttmode);
281 ttmode.c_iflag &= ~(IXOFF | IXON);
283 ttmode.c_iflag |= (IXOFF | IXON);
287 ttmode.c_iflag &= ~IUTF8;
289 ttmode.c_iflag |= IUTF8;
292 ttmode.c_cc[VINTR] = CINTR;
293 ttmode.c_cc[VQUIT] = CQUIT;
294 ttmode.c_cc[VERASE] = CERASE;
296 _tcsetattr(d->slaveFd, &ttmode);
299 ioctl(d->slaveFd, TIOCSWINSZ, (
char *)&d->winSize);
301 fcntl(d->masterFd, F_SETFD, FD_CLOEXEC);
302 fcntl(d->slaveFd, F_SETFD, FD_CLOEXEC);
309 if (d->masterFd >= 0)
321 #if defined(HAVE_PTSNAME) && defined(HAVE_GRANTPT)
323 d->masterFd =
::open(
"/dev/ptc",O_RDWR);
325 d->masterFd =
::open(
"/dev/ptmx",O_RDWR);
327 if (d->masterFd >= 0)
329 char *ptsn = ptsname(d->masterFd);
331 grantpt(d->masterFd);
342 for (
const char* s3 =
"pqrstuvwxyzabcdefghijklmno"; *s3; s3++)
344 for (
const char* s4 =
"0123456789abcdefghijklmnopqrstuvwxyz"; *s4; s4++)
346 ptyName.sprintf(
"/dev/pty%c%c", *s3, *s4);
347 d->ttyName.sprintf(
"/dev/tty%c%c", *s3, *s4);
349 d->masterFd =
::open(ptyName.data(), O_RDWR);
350 if (d->masterFd >= 0)
358 if (ioctl(d->masterFd, TIOCGPGRP, &pgrp_rtn) == 0 || errno != EIO) {
364 if (!access(d->ttyName.data(),R_OK|W_OK))
368 struct group* p = getgrnam(TTY_GROUP);
370 p = getgrnam(
"wheel");
371 gid_t gid = p ? p->gr_gid : getgid ();
373 chown(d->ttyName.data(), getuid(), gid);
374 chmod(d->ttyName.data(), S_IRUSR|S_IWUSR|S_IWGRP);
384 kdWarning(175) <<
"Can't open a pseudo teletype" <<
endl;
388 return _attachPty(d->masterFd);
398 if (memcmp(d->ttyName.data(),
"/dev/pts/", 9)) {
401 if (!stat(d->ttyName.data(), &st)) {
402 chown(d->ttyName.data(), 0, st.st_gid == getgid() ? 0 : -1);
403 chmod(d->ttyName.data(), S_IRUSR|S_IWUSR|S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH);
406 fcntl(d->masterFd, F_SETFD, 0);
412 d->masterFd = d->slaveFd = -1;
425 ioctl(d->slaveFd, TIOCSCTTY, 0);
433 #if defined(_POSIX_VERSION) || defined(__svr4__)
434 tcsetpgrp (d->slaveFd, pgrp);
435 #elif defined(TIOCSPGRP)
436 ioctl(d->slaveFd, TIOCSPGRP, (
char *)&pgrp);
444 utmp.cmdFd = d->masterFd;
445 utmp <<
"/usr/lib/utempter/utempter" <<
"add";
450 Q_UNUSED(remotehost);
451 #elif defined(USE_LOGIN)
453 struct utmp l_struct;
454 memset(&l_struct, 0,
sizeof(
struct utmp));
458 strncpy(l_struct.ut_name, user, UT_NAMESIZE);
461 strncpy(l_struct.ut_host, remotehost, UT_HOSTSIZE);
464 str_ptr = d->ttyName.data();
465 if (!memcmp(str_ptr,
"/dev/", 5))
467 strncpy(l_struct.ut_line, str_ptr, UT_LINESIZE);
475 l_struct.ut_time=ut_time_temp;
481 Q_UNUSED(remotehost);
489 utmp.cmdFd = d->masterFd;
490 utmp <<
"/usr/lib/utempter/utempter" <<
"del";
492 #elif defined(USE_LOGIN)
493 const char *str_ptr = d->ttyName.data();
494 if (!memcmp(str_ptr,
"/dev/", 5))
498 const char *sl_ptr = strrchr(str_ptr,
'/');
500 str_ptr = sl_ptr + 1;
509 d->winSize.ws_row = (
unsigned short)lines;
510 d->winSize.ws_col = (
unsigned short)columns;
511 if (d->masterFd >= 0)
512 ioctl( d->masterFd, TIOCSWINSZ, (
char *)&d->winSize );
517 d->xonXoff = useXonXoff;
518 if (d->masterFd >= 0) {
522 struct ::termios ttmode;
524 _tcgetattr(d->masterFd, &ttmode);
527 ttmode.c_iflag &= ~(IXOFF | IXON);
529 ttmode.c_iflag |= (IXOFF | IXON);
531 _tcsetattr(d->masterFd, &ttmode);
539 if (d->masterFd >= 0) {
543 struct ::termios ttmode;
545 _tcgetattr(d->masterFd, &ttmode);
548 ttmode.c_iflag &= ~IUTF8;
550 ttmode.c_iflag |= IUTF8;
552 _tcsetattr(d->masterFd, &ttmode);
559 return d->ttyName.data();
573 bool KPty::chownpty(
bool grant)
576 proc << locate(
"exe", BASE_CHOWN) << (grant?
"--grant":
"--revoke") << TQString::number(d->masterFd);