| #ifndef _ASM_X86_TERMIOS_H | |
| #define _ASM_X86_TERMIOS_H | |
| #include <asm/termbits.h> | |
| #include <asm/ioctls.h> | |
| 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 */ | |
| unsigned char c_line; /* line discipline */ | |
| unsigned char c_cc[NCC]; /* control characters */ | |
| }; | |
| /* modem lines */ | |
| #define TIOCM_LE 0x001 | |
| #define TIOCM_DTR 0x002 | |
| #define TIOCM_RTS 0x004 | |
| #define TIOCM_ST 0x008 | |
| #define TIOCM_SR 0x010 | |
| #define TIOCM_CTS 0x020 | |
| #define TIOCM_CAR 0x040 | |
| #define TIOCM_RNG 0x080 | |
| #define TIOCM_DSR 0x100 | |
| #define TIOCM_CD TIOCM_CAR | |
| #define TIOCM_RI TIOCM_RNG | |
| #define TIOCM_OUT1 0x2000 | |
| #define TIOCM_OUT2 0x4000 | |
| #define TIOCM_LOOP 0x8000 | |
| /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ | |
| #ifdef __KERNEL__ | |
| #include <asm/uaccess.h> | |
| /* intr=^C quit=^\ erase=del kill=^U | |
| eof=^D vtime=\0 vmin=\1 sxtc=\0 | |
| start=^Q stop=^S susp=^Z eol=\0 | |
| reprint=^R discard=^U werase=^W lnext=^V | |
| eol2=\0 | |
| */ | |
| #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" | |
| /* | |
| * Translate a "termio" structure into a "termios". Ugh. | |
| */ | |
| #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ | |
| unsigned short __tmp; \ | |
| get_user(__tmp,&(termio)->x); \ | |
| *(unsigned short *) &(termios)->x = __tmp; \ | |
| } | |
| static inline int user_termio_to_kernel_termios(struct ktermios *termios, | |
| struct termio __user *termio) | |
| { | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); | |
| SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); | |
| return copy_from_user(termios->c_cc, termio->c_cc, NCC); | |
| } | |
| /* | |
| * Translate a "termios" structure into a "termio". Ugh. | |
| */ | |
| static inline int kernel_termios_to_user_termio(struct termio __user *termio, | |
| struct ktermios *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); | |
| return copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); | |
| } | |
| static inline int user_termios_to_kernel_termios(struct ktermios *k, | |
| struct termios2 __user *u) | |
| { | |
| return copy_from_user(k, u, sizeof(struct termios2)); | |
| } | |
| static inline int kernel_termios_to_user_termios(struct termios2 __user *u, | |
| struct ktermios *k) | |
| { | |
| return copy_to_user(u, k, sizeof(struct termios2)); | |
| } | |
| static inline int user_termios_to_kernel_termios_1(struct ktermios *k, | |
| struct termios __user *u) | |
| { | |
| return copy_from_user(k, u, sizeof(struct termios)); | |
| } | |
| static inline int kernel_termios_to_user_termios_1(struct termios __user *u, | |
| struct ktermios *k) | |
| { | |
| return copy_to_user(u, k, sizeof(struct termios)); | |
| } | |
| #endif /* __KERNEL__ */ | |
| #endif /* _ASM_X86_TERMIOS_H */ |