Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | #ifndef _M32R_TERMIOS_H |
| 2 | #define _M32R_TERMIOS_H |
| 3 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | #include <linux/module.h> |
David Howells | f7f4dc1 | 2012-12-19 16:07:18 +0000 | [diff] [blame] | 5 | #include <uapi/asm/termios.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | |
| 7 | /* intr=^C quit=^\ erase=del kill=^U |
| 8 | eof=^D vtime=\0 vmin=\1 sxtc=\0 |
| 9 | start=^Q stop=^S susp=^Z eol=\0 |
| 10 | reprint=^R discard=^U werase=^W lnext=^V |
| 11 | eol2=\0 |
| 12 | */ |
| 13 | #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" |
| 14 | |
| 15 | /* |
| 16 | * Translate a "termio" structure into a "termios". Ugh. |
| 17 | */ |
| 18 | #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ |
| 19 | unsigned short __tmp; \ |
| 20 | get_user(__tmp,&(termio)->x); \ |
| 21 | *(unsigned short *) &(termios)->x = __tmp; \ |
| 22 | } |
| 23 | |
| 24 | #define user_termio_to_kernel_termios(termios, termio) \ |
| 25 | ({ \ |
| 26 | SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ |
| 27 | SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ |
| 28 | SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ |
| 29 | SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ |
| 30 | copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ |
| 31 | }) |
| 32 | |
| 33 | /* |
| 34 | * Translate a "termios" structure into a "termio". Ugh. |
| 35 | */ |
| 36 | #define kernel_termios_to_user_termio(termio, termios) \ |
| 37 | ({ \ |
| 38 | put_user((termios)->c_iflag, &(termio)->c_iflag); \ |
| 39 | put_user((termios)->c_oflag, &(termio)->c_oflag); \ |
| 40 | put_user((termios)->c_cflag, &(termio)->c_cflag); \ |
| 41 | put_user((termios)->c_lflag, &(termio)->c_lflag); \ |
| 42 | put_user((termios)->c_line, &(termio)->c_line); \ |
| 43 | copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ |
| 44 | }) |
| 45 | |
Alan Cox | 86245b8 | 2007-07-15 23:38:44 -0700 | [diff] [blame] | 46 | #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) |
| 47 | #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) |
| 48 | #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) |
| 49 | #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | #endif /* _M32R_TERMIOS_H */ |