termios.h
上传用户:jlfgdled
上传日期:2013-04-10
资源大小:33168k
文件大小:4k
- /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 1995, 1996, 2001 by Ralf Baechle
- */
- #ifndef _ASM_TERMIOS_H
- #define _ASM_TERMIOS_H
- #include <asm/termbits.h>
- #include <asm/ioctls.h>
- struct sgttyb {
- char sg_ispeed;
- char sg_ospeed;
- char sg_erase;
- char sg_kill;
- int sg_flags; /* SGI special - int, not short */
- };
- struct tchars {
- char t_intrc;
- char t_quitc;
- char t_startc;
- char t_stopc;
- char t_eofc;
- char t_brkc;
- };
- struct ltchars {
- char t_suspc; /* stop process signal */
- char t_dsuspc; /* delayed stop process signal */
- char t_rprntc; /* reprint line */
- char t_flushc; /* flush output (toggles) */
- char t_werasc; /* word erase */
- char t_lnextc; /* literal next character */
- };
- /* TIOCGSIZE, TIOCSSIZE not defined yet. Only needed for SunOS source
- compatibility anyway ... */
- struct winsize {
- unsigned short ws_row;
- unsigned short ws_col;
- unsigned short ws_xpixel;
- unsigned short ws_ypixel;
- };
- #define NCC 8
- struct termio {
- unsigned short c_iflag; /* input mode flags */
- unsigned short c_oflag; /* output mode flags */
- unsigned short c_cflag; /* control mode flags */
- unsigned short c_lflag; /* local mode flags */
- char c_line; /* line discipline */
- unsigned char c_cc[NCCS]; /* control characters */
- };
- #ifdef __KERNEL__
- /*
- * intr=^C quit=^ erase=del kill=^U
- * vmin=1 vtime= eol2= swtc=
- * start=^Q stop=^S susp=^Z vdsusp=
- * reprint=^R discard=^U werase=^W lnext=^V
- * eof=^D eol=
- */
- #define INIT_C_CC "03341772512123322217272604"
- #endif
- /* modem lines */
- #define TIOCM_LE 0x001 /* line enable */
- #define TIOCM_DTR 0x002 /* data terminal ready */
- #define TIOCM_RTS 0x004 /* request to send */
- #define TIOCM_ST 0x010 /* secondary transmit */
- #define TIOCM_SR 0x020 /* secondary receive */
- #define TIOCM_CTS 0x040 /* clear to send */
- #define TIOCM_CAR 0x100 /* carrier detect */
- #define TIOCM_CD TIOCM_CAR
- #define TIOCM_RNG 0x200 /* ring */
- #define TIOCM_RI TIOCM_RNG
- #define TIOCM_DSR 0x400 /* data set ready */
- #define TIOCM_OUT1 0x2000
- #define TIOCM_OUT2 0x4000
- #define TIOCM_LOOP 0x8000
- #define TIOCM_MODEM_BITS TIOCM_OUT2 /* IRDA support */
- /* line disciplines */
- #define N_TTY 0
- #define N_SLIP 1
- #define N_MOUSE 2
- #define N_PPP 3
- #define N_STRIP 4
- #define N_AX25 5
- #define N_X25 6 /* X.25 async */
- #define N_6PACK 7
- #define N_MASC 8 /* Reserved fo Mobitex module <kaz@cafe.net> */
- #define N_R3964 9 /* Reserved for Simatic R3964 module */
- #define N_PROFIBUS_FDL 10 /* Reserved for Profibus <Dave@mvhi.com> */
- #define N_IRDA 11 /* Linux IrDa - http://irda.sourceforge.net/ */
- #define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data cards about SMS messages */
- #define N_HDLC 13 /* synchronous HDLC */
- #define N_SYNC_PPP 14 /* synchronous PPP */
- #define N_HCI 15 /* Bluetooth HCI UART */
- #ifdef __KERNEL__
- #include <linux/string.h>
- /*
- * Translate a "termio" structure into a "termios". Ugh.
- */
- #define user_termio_to_kernel_termios(termios, termio)
- ({
- unsigned short tmp;
- get_user(tmp, &(termio)->c_iflag);
- (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp;
- get_user(tmp, &(termio)->c_oflag);
- (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp;
- get_user(tmp, &(termio)->c_cflag);
- (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp;
- get_user(tmp, &(termio)->c_lflag);
- (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp;
- get_user((termios)->c_line, &(termio)->c_line);
- copy_from_user((termios)->c_cc, (termio)->c_cc, NCC);
- })
- /*
- * Translate a "termios" structure into a "termio". Ugh.
- */
- #define kernel_termios_to_user_termio(termio, termios)
- ({
- put_user((termios)->c_iflag, &(termio)->c_iflag);
- put_user((termios)->c_oflag, &(termio)->c_oflag);
- put_user((termios)->c_cflag, &(termio)->c_cflag);
- put_user((termios)->c_lflag, &(termio)->c_lflag);
- put_user((termios)->c_line, &(termio)->c_line);
- copy_to_user((termio)->c_cc, (termios)->c_cc, NCC);
- })
- #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
- #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
- #endif /* defined(__KERNEL__) */
- #endif /* _ASM_TERMIOS_H */