1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1987-1998 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 27 #ifndef _SYS_TTY_H 28 #define _SYS_TTY_H 29 30 #include <sys/stream.h> 31 #include <sys/termios.h> 32 33 #ifdef __cplusplus 34 extern "C" { 35 #endif 36 37 typedef struct tty_common { 38 int t_flags; 39 queue_t *t_readq; /* stream's read queue */ 40 queue_t *t_writeq; /* stream's write queue */ 41 tcflag_t t_iflag; /* copy of iflag from tty modes */ 42 tcflag_t t_cflag; /* copy of cflag from tty modes */ 43 uchar_t t_stopc; /* copy of c_cc[VSTOP] from tty modes */ 44 uchar_t t_startc; /* copy of c_cc[VSTART] from tty modes */ 45 struct winsize t_size; /* screen/page size */ 46 mblk_t *t_iocpending; /* ioctl reply pending successful allocation */ 47 kmutex_t t_excl; /* keeps struct consistent */ 48 } tty_common_t; 49 50 #define TS_XCLUDE 0x00000001 /* tty is open for exclusive use */ 51 #define TS_SOFTCAR 0x00000002 /* force carrier on */ 52 53 #ifdef _KERNEL 54 extern void ttycommon_close(tty_common_t *); 55 extern void ttycommon_qfull(tty_common_t *, queue_t *); 56 extern size_t ttycommon_ioctl(tty_common_t *, queue_t *, mblk_t *, int *); 57 #endif /* _KERNEL */ 58 59 #ifdef __cplusplus 60 } 61 #endif 62 63 #endif /* _SYS_TTY_H */ 64