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/* $Id: termios.h,v 1.32 2001/06/01 08:12:11 davem Exp $ */
#ifndef _SPARC_TERMIOS_H
#define _SPARC_TERMIOS_H
#include <asm/ioctls.h>
#include <asm/termbits.h>
#if defined(__KERNEL__) || defined(__DEFINE_BSD_TERMIOS)
struct sgttyb {
char sg_ispeed;
char sg_ospeed;
char sg_erase;
char sg_kill;
short sg_flags;
};
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;
char t_dsuspc;
char t_rprntc;
char t_flushc;
char t_werasc;
char t_lnextc;
};
#endif /* __KERNEL__ */
struct sunos_ttysize {
int st_lines; /* Lines on the terminal */
int st_columns; /* Columns on the terminal */
};
struct winsize {
unsigned short ws_row;
unsigned short ws_col;
unsigned short ws_xpixel;
unsigned short ws_ypixel;
};
#ifdef __KERNEL__
#include <linux/module.h>
/*
* c_cc characters in the termio structure. Oh, how I love being
* backwardly compatible. Notice that character 4 and 5 are
* interpreted differently depending on whether ICANON is set in
* c_lflag. If it's set, they are used as _VEOF and _VEOL, otherwise
* as _VMIN and V_TIME. This is for compatibility with OSF/1 (which
* is compatible with sysV)...
*/
#define _VMIN 4
#define _VTIME 5
/* intr=^C quit=^\ erase=del kill=^U
eof=^D eol=\0 eol2=\0 sxtc=\0
start=^Q stop=^S susp=^Z dsusp=^Y
reprint=^R discard=^U werase=^W lnext=^V
vmin=\1 vtime=\0
*/
#define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001"
/*
* 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; \
copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \
0; \
})
/*
* Translate a "termios" structure into a "termio". Ugh.
*
* Note the "fun" _VMIN overloading.
*/
#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); \
if (!((termios)->c_lflag & ICANON)) { \
put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \
put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \
} \
0; \
})
#define user_termios_to_kernel_termios(k, u) \
({ \
int err; \
err = get_user((k)->c_iflag, &(u)->c_iflag); \
err |= get_user((k)->c_oflag, &(u)->c_oflag); \
err |= get_user((k)->c_cflag, &(u)->c_cflag); \
err |= get_user((k)->c_lflag, &(u)->c_lflag); \
err |= get_user((k)->c_line, &(u)->c_line); \
err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
if ((k)->c_lflag & ICANON) { \
err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} else { \
err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} \
err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
err; \
})
#define kernel_termios_to_user_termios(u, k) \
({ \
int err; \
err = put_user((k)->c_iflag, &(u)->c_iflag); \
err |= put_user((k)->c_oflag, &(u)->c_oflag); \
err |= put_user((k)->c_cflag, &(u)->c_cflag); \
err |= put_user((k)->c_lflag, &(u)->c_lflag); \
err |= put_user((k)->c_line, &(u)->c_line); \
err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
if (!((k)->c_lflag & ICANON)) { \
err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} else { \
err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} \
err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
err; \
})
#define user_termios_to_kernel_termios_1(k, u) \
({ \
get_user((k)->c_iflag, &(u)->c_iflag); \
get_user((k)->c_oflag, &(u)->c_oflag); \
get_user((k)->c_cflag, &(u)->c_cflag); \
get_user((k)->c_lflag, &(u)->c_lflag); \
get_user((k)->c_line, &(u)->c_line); \
copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
if ((k)->c_lflag & ICANON) { \
get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} else { \
get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} \
0; \
})
#define kernel_termios_to_user_termios_1(u, k) \
({ \
put_user((k)->c_iflag, &(u)->c_iflag); \
put_user((k)->c_oflag, &(u)->c_oflag); \
put_user((k)->c_cflag, &(u)->c_cflag); \
put_user((k)->c_lflag, &(u)->c_lflag); \
put_user((k)->c_line, &(u)->c_line); \
copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
if (!((k)->c_lflag & ICANON)) { \
put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} else { \
put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} \
0; \
})
#endif /* __KERNEL__ */
#endif /* _SPARC_TERMIOS_H */
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