termios.h

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#ifndef _UAPI_ASM_GENERIC_TERMIOS_H
#define _UAPI_ASM_GENERIC_TERMIOS_H
/*
 * Most architectures have straight copies of the x86 code, with
 * varying levels of bug fixes on top. Usually it's a good idea
 * to use this generic version instead, but be careful to avoid
 * ABI changes.
 * New architectures should not provide their own version.
 */

#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 */


#endif /* _UAPI_ASM_GENERIC_TERMIOS_H */