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52 lines
1.7 KiB
52 lines
1.7 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
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#ifndef _PARISC_TERMIOS_H |
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#define _PARISC_TERMIOS_H |
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#include <uapi/asm/termios.h> |
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/* intr=^C quit=^\ erase=del kill=^U |
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eof=^D vtime=\0 vmin=\1 sxtc=\0 |
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start=^Q stop=^S susp=^Z eol=\0 |
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reprint=^R discard=^U werase=^W lnext=^V |
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eol2=\0 |
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*/ |
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#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" |
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/* |
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* Translate a "termio" structure into a "termios". Ugh. |
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*/ |
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#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ |
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unsigned short __tmp; \ |
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get_user(__tmp,&(termio)->x); \ |
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*(unsigned short *) &(termios)->x = __tmp; \ |
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} |
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#define user_termio_to_kernel_termios(termios, termio) \ |
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({ \ |
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SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ |
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SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ |
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SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ |
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SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ |
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copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ |
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}) |
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/* |
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* Translate a "termios" structure into a "termio". Ugh. |
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*/ |
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#define kernel_termios_to_user_termio(termio, termios) \ |
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({ \ |
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put_user((termios)->c_iflag, &(termio)->c_iflag); \ |
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put_user((termios)->c_oflag, &(termio)->c_oflag); \ |
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put_user((termios)->c_cflag, &(termio)->c_cflag); \ |
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put_user((termios)->c_lflag, &(termio)->c_lflag); \ |
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put_user((termios)->c_line, &(termio)->c_line); \ |
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copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ |
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}) |
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#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) |
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#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) |
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#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) |
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#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) |
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#endif /* _PARISC_TERMIOS_H */
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