projects / linux-block.git / blame
| Commit | Line | Data |
|---|---|---|
| b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 1da177e4 LT |
2 | #ifndef _PARISC_TERMIOS_H |
| 3 | #define _PARISC_TERMIOS_H | |
| 4 | ||
| 70c1674f | 5 | #include <uapi/asm/termios.h> |
| 1da177e4 | 6 | |
| 1da177e4 LT |
7 | |
| 8 | /* intr=^C quit=^\ erase=del kill=^U | |
| 9 | eof=^D vtime=\0 vmin=\1 sxtc=\0 | |
| 10 | start=^Q stop=^S susp=^Z eol=\0 | |
| 11 | reprint=^R discard=^U werase=^W lnext=^V | |
| 12 | eol2=\0 | |
| 13 | */ | |
| 14 | #define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" | |
| 15 | ||
| 16 | /* | |
| 17 | * Translate a "termio" structure into a "termios". Ugh. | |
| 18 | */ | |
| 19 | #define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ | |
| 20 | unsigned short __tmp; \ | |
| 21 | get_user(__tmp,&(termio)->x); \ | |
| 22 | *(unsigned short *) &(termios)->x = __tmp; \ | |
| 23 | } | |
| 24 | ||
| 25 | #define user_termio_to_kernel_termios(termios, termio) \ | |
| 26 | ({ \ | |
| 27 | SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ | |
| 28 | SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ | |
| 29 | SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ | |
| 30 | SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ | |
| 31 | copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ | |
| 32 | }) | |
| 33 | ||
| 34 | /* | |
| 35 | * Translate a "termios" structure into a "termio". Ugh. | |
| 36 | */ | |
| 37 | #define kernel_termios_to_user_termio(termio, termios) \ | |
| 38 | ({ \ | |
| 39 | put_user((termios)->c_iflag, &(termio)->c_iflag); \ | |
| 40 | put_user((termios)->c_oflag, &(termio)->c_oflag); \ | |
| 41 | put_user((termios)->c_cflag, &(termio)->c_cflag); \ | |
| 42 | put_user((termios)->c_lflag, &(termio)->c_lflag); \ | |
| 43 | put_user((termios)->c_line, &(termio)->c_line); \ | |
| 44 | copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ | |
| 45 | }) | |
| 46 | ||
| 9e491e54 AC |
47 | #define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) |
| 48 | #define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) | |
| 49 | #define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) | |
| 50 | #define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) | |
| 1da177e4 | 51 | |
| 1da177e4 | 52 | #endif /* _PARISC_TERMIOS_H */ |