| pty.c (129939) | pty.c (130054) |
|---|---|
| 1/* 2 * Copyright (c) 1982, 1986, 1989, 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 --- 16 unchanged lines hidden (view full) --- 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)tty_pty.c 8.4 (Berkeley) 2/20/95 30 */ 31 32#include <sys/cdefs.h> | 1/* 2 * Copyright (c) 1982, 1986, 1989, 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 --- 16 unchanged lines hidden (view full) --- 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)tty_pty.c 8.4 (Berkeley) 2/20/95 30 */ 31 32#include <sys/cdefs.h> |
| 33__FBSDID("$FreeBSD: head/sys/kern/tty_pty.c 129939 2004-06-01 11:57:15Z phk $"); | 33__FBSDID("$FreeBSD: head/sys/kern/tty_pty.c 130054 2004-06-04 06:50:35Z phk $"); |
| 34 35/* 36 * Pseudo-teletype Driver 37 * (Actually two drivers, requiring two entries in 'cdevsw') 38 */ 39#include "opt_compat.h" 40#include "opt_tty.h" 41#include <sys/param.h> --- 61 unchanged lines hidden (view full) --- 103 104#define BUFSIZ 100 /* Chunk size iomoved to/from user */ 105 106struct pt_ioctl { 107 int pt_flags; 108 struct selinfo pt_selr, pt_selw; 109 u_char pt_send; 110 u_char pt_ucntl; | 34 35/* 36 * Pseudo-teletype Driver 37 * (Actually two drivers, requiring two entries in 'cdevsw') 38 */ 39#include "opt_compat.h" 40#include "opt_tty.h" 41#include <sys/param.h> --- 61 unchanged lines hidden (view full) --- 103 104#define BUFSIZ 100 /* Chunk size iomoved to/from user */ 105 106struct pt_ioctl { 107 int pt_flags; 108 struct selinfo pt_selr, pt_selw; 109 u_char pt_send; 110 u_char pt_ucntl; |
| 111 struct tty pt_tty; | 111 struct tty *pt_tty; |
| 112 dev_t devs, devc; 113 struct prison *pt_prison; 114}; 115 116#define PF_PKT 0x08 /* packet mode */ 117#define PF_STOPPED 0x10 /* user told stopped */ 118#define PF_REMOTE 0x20 /* remote and flow controlled input */ 119#define PF_NOSTOP 0x40 --- 23 unchanged lines hidden (view full) --- 143 144 devc->si_flags &= ~SI_CHEAPCLONE; 145 146 pt = malloc(sizeof(*pt), M_PTY, M_WAITOK | M_ZERO); 147 pt->devs = devs = make_dev(&pts_cdevsw, n, 148 UID_ROOT, GID_WHEEL, 0666, "tty%c%r", names[n / 32], n % 32); 149 pt->devc = devc; 150 | 112 dev_t devs, devc; 113 struct prison *pt_prison; 114}; 115 116#define PF_PKT 0x08 /* packet mode */ 117#define PF_STOPPED 0x10 /* user told stopped */ 118#define PF_REMOTE 0x20 /* remote and flow controlled input */ 119#define PF_NOSTOP 0x40 --- 23 unchanged lines hidden (view full) --- 143 144 devc->si_flags &= ~SI_CHEAPCLONE; 145 146 pt = malloc(sizeof(*pt), M_PTY, M_WAITOK | M_ZERO); 147 pt->devs = devs = make_dev(&pts_cdevsw, n, 148 UID_ROOT, GID_WHEEL, 0666, "tty%c%r", names[n / 32], n % 32); 149 pt->devc = devc; 150 |
| 151 pt->pt_tty = ttymalloc(pt->pt_tty); |
|
| 151 devs->si_drv1 = devc->si_drv1 = pt; | 152 devs->si_drv1 = devc->si_drv1 = pt; |
| 152 devs->si_tty = devc->si_tty = &pt->pt_tty; 153 pt->pt_tty.t_dev = devs; 154 ttyregister(&pt->pt_tty); | 153 devs->si_tty = devc->si_tty = pt->pt_tty; 154 pt->pt_tty->t_dev = devs; |
| 155 return (devc); 156} 157 158/*ARGSUSED*/ 159static int 160ptsopen(dev, flag, devtype, td) 161 dev_t dev; 162 int flag, devtype; --- 580 unchanged lines hidden (view full) --- 743 (pti->pt_flags & PF_PKT)) { 744 pti->pt_send |= TIOCPKT_IOCTL; 745 ptcwakeup(tp, FREAD); 746 } 747 tp->t_lflag &= ~EXTPROC; 748 } 749 return(0); 750 } | 155 return (devc); 156} 157 158/*ARGSUSED*/ 159static int 160ptsopen(dev, flag, devtype, td) 161 dev_t dev; 162 int flag, devtype; --- 580 unchanged lines hidden (view full) --- 743 (pti->pt_flags & PF_PKT)) { 744 pti->pt_send |= TIOCPKT_IOCTL; 745 ptcwakeup(tp, FREAD); 746 } 747 tp->t_lflag &= ~EXTPROC; 748 } 749 return(0); 750 } |
| 751 error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, td); 752 if (error == ENOIOCTL) 753 error = ttioctl(tp, cmd, data, flag); 754 if (error == ENOIOCTL) { | 751 error = ttyioctl(dev, cmd, data, flag, td); 752 if (error == ENOTTY) { |
| 755 if (pti->pt_flags & PF_UCNTL && 756 (cmd & ~0xff) == UIOCCMD(0)) { 757 if (cmd & 0xff) { 758 pti->pt_ucntl = (u_char)cmd; 759 ptcwakeup(tp, FREAD); 760 } 761 return (0); 762 } --- 100 unchanged lines hidden --- | 753 if (pti->pt_flags & PF_UCNTL && 754 (cmd & ~0xff) == UIOCCMD(0)) { 755 if (cmd & 0xff) { 756 pti->pt_ucntl = (u_char)cmd; 757 ptcwakeup(tp, FREAD); 758 } 759 return (0); 760 } --- 100 unchanged lines hidden --- |