1*43a90889SApple OSS Distributions /* 2*43a90889SApple OSS Distributions * Copyright (c) 2013 Apple Inc. All rights reserved. 3*43a90889SApple OSS Distributions * 4*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5*43a90889SApple OSS Distributions * 6*43a90889SApple OSS Distributions * This file contains Original Code and/or Modifications of Original Code 7*43a90889SApple OSS Distributions * as defined in and that are subject to the Apple Public Source License 8*43a90889SApple OSS Distributions * Version 2.0 (the 'License'). You may not use this file except in 9*43a90889SApple OSS Distributions * compliance with the License. The rights granted to you under the License 10*43a90889SApple OSS Distributions * may not be used to create, or enable the creation or redistribution of, 11*43a90889SApple OSS Distributions * unlawful or unlicensed copies of an Apple operating system, or to 12*43a90889SApple OSS Distributions * circumvent, violate, or enable the circumvention or violation of, any 13*43a90889SApple OSS Distributions * terms of an Apple operating system software license agreement. 14*43a90889SApple OSS Distributions * 15*43a90889SApple OSS Distributions * Please obtain a copy of the License at 16*43a90889SApple OSS Distributions * http://www.opensource.apple.com/apsl/ and read it before using this file. 17*43a90889SApple OSS Distributions * 18*43a90889SApple OSS Distributions * The Original Code and all software distributed under the License are 19*43a90889SApple OSS Distributions * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20*43a90889SApple OSS Distributions * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21*43a90889SApple OSS Distributions * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22*43a90889SApple OSS Distributions * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23*43a90889SApple OSS Distributions * Please see the License for the specific language governing rights and 24*43a90889SApple OSS Distributions * limitations under the License. 25*43a90889SApple OSS Distributions * 26*43a90889SApple OSS Distributions * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27*43a90889SApple OSS Distributions */ 28*43a90889SApple OSS Distributions 29*43a90889SApple OSS Distributions #ifndef __TTY_DEV_H__ 30*43a90889SApple OSS Distributions #define __TTY_DEV_H__ 31*43a90889SApple OSS Distributions 32*43a90889SApple OSS Distributions /* 33*43a90889SApple OSS Distributions * ptmx_ioctl is a pointer to a list of pointers to tty structures which is 34*43a90889SApple OSS Distributions * grown, as necessary, copied, and replaced, but never shrunk. The ioctl 35*43a90889SApple OSS Distributions * structures themselves pointed to from this list come and go as needed. 36*43a90889SApple OSS Distributions */ 37*43a90889SApple OSS Distributions struct ptmx_ioctl { 38*43a90889SApple OSS Distributions struct tty *pt_tty; /* pointer to ttymalloc()'ed data */ 39*43a90889SApple OSS Distributions int pt_flags; 40*43a90889SApple OSS Distributions struct selinfo pt_selr; 41*43a90889SApple OSS Distributions struct selinfo pt_selw; 42*43a90889SApple OSS Distributions u_char pt_send; 43*43a90889SApple OSS Distributions u_char pt_ucntl; 44*43a90889SApple OSS Distributions void *pt_devhandle; /* cloned replica device handle */ 45*43a90889SApple OSS Distributions }; 46*43a90889SApple OSS Distributions 47*43a90889SApple OSS Distributions #define PF_PKT 0x0008 /* packet mode */ 48*43a90889SApple OSS Distributions #define PF_STOPPED 0x0010 /* user told stopped */ 49*43a90889SApple OSS Distributions #define PF_NOSTOP 0x0040 50*43a90889SApple OSS Distributions #define PF_UCNTL 0x0080 /* user control mode */ 51*43a90889SApple OSS Distributions #define PF_UNLOCKED 0x0100 /* replica unlock (primary open resets) */ 52*43a90889SApple OSS Distributions #define PF_OPEN_M 0x0200 /* primary is open */ 53*43a90889SApple OSS Distributions #define PF_OPEN_S 0x0400 /* replica is open */ 54*43a90889SApple OSS Distributions 55*43a90889SApple OSS Distributions struct tty_dev_t { 56*43a90889SApple OSS Distributions int primary; // primary major device number 57*43a90889SApple OSS Distributions int replica; // replica major device number 58*43a90889SApple OSS Distributions unsigned int fix_7828447:1, 59*43a90889SApple OSS Distributions fix_7070978:1, 60*43a90889SApple OSS Distributions mac_notify:1, 61*43a90889SApple OSS Distributions open_reset:1, 62*43a90889SApple OSS Distributions _reserved:28; 63*43a90889SApple OSS Distributions #if __LP64__ 64*43a90889SApple OSS Distributions int _pad; 65*43a90889SApple OSS Distributions #endif 66*43a90889SApple OSS Distributions 67*43a90889SApple OSS Distributions struct tty_dev_t *next; 68*43a90889SApple OSS Distributions 69*43a90889SApple OSS Distributions struct ptmx_ioctl *(*open)(int minor, int flags); 70*43a90889SApple OSS Distributions int (*free)(int minor, int flags); 71*43a90889SApple OSS Distributions int (*name)(int minor, char *buffer, size_t size); 72*43a90889SApple OSS Distributions void (*revoke)(int minor, struct tty *tp); 73*43a90889SApple OSS Distributions }; 74*43a90889SApple OSS Distributions 75*43a90889SApple OSS Distributions extern void tty_dev_register(struct tty_dev_t *dev); 76*43a90889SApple OSS Distributions 77*43a90889SApple OSS Distributions extern int ttnread(struct tty *tp); 78*43a90889SApple OSS Distributions 79*43a90889SApple OSS Distributions extern void termios32to64(struct termios32 *in, struct user_termios *out); 80*43a90889SApple OSS Distributions extern void termios64to32(struct user_termios *in, struct termios32 *out); 81*43a90889SApple OSS Distributions 82*43a90889SApple OSS Distributions #endif // __TTY_DEV_H__ 83