diff options
author | Ralf Baechle <ralf@linux-mips.org> | 1997-04-29 21:13:14 +0000 |
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committer | <ralf@linux-mips.org> | 1997-04-29 21:13:14 +0000 |
commit | 19c9bba94152148523ba0f7ef7cffe3d45656b11 (patch) | |
tree | 40b1cb534496a7f1ca0f5c314a523c69f1fee464 /include/asm-i386/termios.h | |
parent | 7206675c40394c78a90e74812bbdbf8cf3cca1be (diff) |
Import of Linux/MIPS 2.1.36
Diffstat (limited to 'include/asm-i386/termios.h')
-rw-r--r-- | include/asm-i386/termios.h | 66 |
1 files changed, 35 insertions, 31 deletions
diff --git a/include/asm-i386/termios.h b/include/asm-i386/termios.h index 76551dea9..c1176d6f8 100644 --- a/include/asm-i386/termios.h +++ b/include/asm-i386/termios.h @@ -21,16 +21,6 @@ struct termio { unsigned char c_cc[NCC]; /* control characters */ }; -#ifdef __KERNEL__ -/* intr=^C quit=^\ erase=del kill=^U - eof=^D vtime=\0 vmin=\1 sxtc=\0 - start=^Q stop=^S susp=^Z eol=\0 - reprint=^R discard=^U werase=^W lnext=^V - eol2=\0 -*/ -#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" -#endif - /* modem lines */ #define TIOCM_LE 0x001 #define TIOCM_DTR 0x002 @@ -43,6 +33,8 @@ struct termio { #define TIOCM_DSR 0x100 #define TIOCM_CD TIOCM_CAR #define TIOCM_RI TIOCM_RNG +#define TIOCM_OUT1 0x2000 +#define TIOCM_OUT2 0x4000 /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ @@ -53,39 +45,51 @@ struct termio { #define N_PPP 3 #define N_STRIP 4 #define N_AX25 5 +#define N_X25 6 /* X.25 async */ #ifdef __KERNEL__ -#include <linux/string.h> +/* intr=^C quit=^\ erase=del kill=^U + eof=^D vtime=\0 vmin=\1 sxtc=\0 + start=^Q stop=^S susp=^Z eol=\0 + reprint=^R discard=^U werase=^W lnext=^V + eol2=\0 +*/ +#define INIT_C_CC "\003\034\177\025\004\0\1\0\021\023\032\0\022\017\027\026\0" /* * Translate a "termio" structure into a "termios". Ugh. */ -extern inline void trans_from_termio(struct termio * termio, - struct termios * termios) -{ -#define SET_LOW_BITS(x,y) (*(unsigned short *)(&x) = (y)) - SET_LOW_BITS(termios->c_iflag, termio->c_iflag); - SET_LOW_BITS(termios->c_oflag, termio->c_oflag); - SET_LOW_BITS(termios->c_cflag, termio->c_cflag); - SET_LOW_BITS(termios->c_lflag, termio->c_lflag); -#undef SET_LOW_BITS - memcpy(termios->c_cc, termio->c_cc, NCC); +#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \ + unsigned short __tmp; \ + get_user(__tmp,&(termio)->x); \ + *(unsigned short *) &(termios)->x = __tmp; \ } +#define user_termio_to_kernel_termios(termios, termio) \ +({ \ + SET_LOW_TERMIOS_BITS(termios, termio, c_iflag); \ + SET_LOW_TERMIOS_BITS(termios, termio, c_oflag); \ + SET_LOW_TERMIOS_BITS(termios, termio, c_cflag); \ + SET_LOW_TERMIOS_BITS(termios, termio, c_lflag); \ + copy_from_user((termios)->c_cc, (termio)->c_cc, NCC); \ +}) + /* * Translate a "termios" structure into a "termio". Ugh. */ -extern inline void trans_to_termio(struct termios * termios, - struct termio * termio) -{ - termio->c_iflag = termios->c_iflag; - termio->c_oflag = termios->c_oflag; - termio->c_cflag = termios->c_cflag; - termio->c_lflag = termios->c_lflag; - termio->c_line = termios->c_line; - memcpy(termio->c_cc, termios->c_cc, NCC); -} +#define kernel_termios_to_user_termio(termio, termios) \ +({ \ + put_user((termios)->c_iflag, &(termio)->c_iflag); \ + put_user((termios)->c_oflag, &(termio)->c_oflag); \ + put_user((termios)->c_cflag, &(termio)->c_cflag); \ + put_user((termios)->c_lflag, &(termio)->c_lflag); \ + put_user((termios)->c_line, &(termio)->c_line); \ + copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ +}) + +#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios)) +#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) #endif /* __KERNEL__ */ |