Файловый менеджер - Редактировать - /usr/src/linux-headers-5.4.0-200/arch/sparc/include/asm/termios.h
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/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _SPARC_TERMIOS_H #define _SPARC_TERMIOS_H #include <uapi/asm/termios.h> /* * c_cc characters in the termio structure. Oh, how I love being * backwardly compatible. Notice that character 4 and 5 are * interpreted differently depending on whether ICANON is set in * c_lflag. If it's set, they are used as _VEOF and _VEOL, otherwise * as _VMIN and V_TIME. This is for compatibility with OSF/1 (which * is compatible with sysV)... */ #define _VMIN 4 #define _VTIME 5 /* intr=^C quit=^\ erase=del kill=^U eof=^D eol=\0 eol2=\0 sxtc=\0 start=^Q stop=^S susp=^Z dsusp=^Y reprint=^R discard=^U werase=^W lnext=^V vmin=\1 vtime=\0 */ #define INIT_C_CC "\003\034\177\025\004\000\000\000\021\023\032\031\022\025\027\026\001" /* * Translate a "termio" structure into a "termios". Ugh. */ #define user_termio_to_kernel_termios(termios, termio) \ ({ \ unsigned short tmp; \ int err; \ err = get_user(tmp, &(termio)->c_iflag); \ (termios)->c_iflag = (0xffff0000 & ((termios)->c_iflag)) | tmp; \ err |= get_user(tmp, &(termio)->c_oflag); \ (termios)->c_oflag = (0xffff0000 & ((termios)->c_oflag)) | tmp; \ err |= get_user(tmp, &(termio)->c_cflag); \ (termios)->c_cflag = (0xffff0000 & ((termios)->c_cflag)) | tmp; \ err |= get_user(tmp, &(termio)->c_lflag); \ (termios)->c_lflag = (0xffff0000 & ((termios)->c_lflag)) | tmp; \ err |= copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ err; \ }) /* * Translate a "termios" structure into a "termio". Ugh. * * Note the "fun" _VMIN overloading. */ #define kernel_termios_to_user_termio(termio, termios) \ ({ \ int err; \ err = put_user((termios)->c_iflag, &(termio)->c_iflag); \ err |= put_user((termios)->c_oflag, &(termio)->c_oflag); \ err |= put_user((termios)->c_cflag, &(termio)->c_cflag); \ err |= put_user((termios)->c_lflag, &(termio)->c_lflag); \ err |= put_user((termios)->c_line, &(termio)->c_line); \ err |= copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ if (!((termios)->c_lflag & ICANON)) { \ err |= put_user((termios)->c_cc[VMIN], &(termio)->c_cc[_VMIN]); \ err |= put_user((termios)->c_cc[VTIME], &(termio)->c_cc[_VTIME]); \ } \ err; \ }) #define user_termios_to_kernel_termios(k, u) \ ({ \ int err; \ err = get_user((k)->c_iflag, &(u)->c_iflag); \ err |= get_user((k)->c_oflag, &(u)->c_oflag); \ err |= get_user((k)->c_cflag, &(u)->c_cflag); \ err |= get_user((k)->c_lflag, &(u)->c_lflag); \ err |= get_user((k)->c_line, &(u)->c_line); \ err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ if ((k)->c_lflag & ICANON) { \ err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ } else { \ err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ } \ err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \ err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \ err; \ }) #define kernel_termios_to_user_termios(u, k) \ ({ \ int err; \ err = put_user((k)->c_iflag, &(u)->c_iflag); \ err |= put_user((k)->c_oflag, &(u)->c_oflag); \ err |= put_user((k)->c_cflag, &(u)->c_cflag); \ err |= put_user((k)->c_lflag, &(u)->c_lflag); \ err |= put_user((k)->c_line, &(u)->c_line); \ err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ if (!((k)->c_lflag & ICANON)) { \ err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ } else { \ err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ } \ err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \ err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \ err; \ }) #define user_termios_to_kernel_termios_1(k, u) \ ({ \ int err; \ err = get_user((k)->c_iflag, &(u)->c_iflag); \ err |= get_user((k)->c_oflag, &(u)->c_oflag); \ err |= get_user((k)->c_cflag, &(u)->c_cflag); \ err |= get_user((k)->c_lflag, &(u)->c_lflag); \ err |= get_user((k)->c_line, &(u)->c_line); \ err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \ if ((k)->c_lflag & ICANON) { \ err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ } else { \ err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ } \ err; \ }) #define kernel_termios_to_user_termios_1(u, k) \ ({ \ int err; \ err = put_user((k)->c_iflag, &(u)->c_iflag); \ err |= put_user((k)->c_oflag, &(u)->c_oflag); \ err |= put_user((k)->c_cflag, &(u)->c_cflag); \ err |= put_user((k)->c_lflag, &(u)->c_lflag); \ err |= put_user((k)->c_line, &(u)->c_line); \ err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \ if (!((k)->c_lflag & ICANON)) { \ err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \ err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \ } else { \ err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \ err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \ } \ err; \ }) #endif /* _SPARC_TERMIOS_H */
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