X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=include%2Fasm-x86%2Ftermios.h;h=f72956331c49349623014bffc4c241f01c361eee;hb=f6ac436dcc4c34709bcde355f3f2254ac0a183d4;hp=a4f4ae20a5910a45a3efac3dd637724e2b9e3901;hpb=1ce48904285fe4b0298864f9153a8502ebeac35c;p=linux-2.6

diff --git a/include/asm-x86/termios.h b/include/asm-x86/termios.h
index a4f4ae20a5..f72956331c 100644
--- a/include/asm-x86/termios.h
+++ b/include/asm-x86/termios.h
@@ -1,13 +1,113 @@
+#ifndef _ASM_X86_TERMIOS_H
+#define _ASM_X86_TERMIOS_H
+
+#include <asm/termbits.h>
+#include <asm/ioctls.h>
+
+struct winsize {
+	unsigned short ws_row;
+	unsigned short ws_col;
+	unsigned short ws_xpixel;
+	unsigned short ws_ypixel;
+};
+
+#define NCC 8
+struct termio {
+	unsigned short c_iflag;		/* input mode flags */
+	unsigned short c_oflag;		/* output mode flags */
+	unsigned short c_cflag;		/* control mode flags */
+	unsigned short c_lflag;		/* local mode flags */
+	unsigned char c_line;		/* line discipline */
+	unsigned char c_cc[NCC];	/* control characters */
+};
+
+/* modem lines */
+#define TIOCM_LE	0x001
+#define TIOCM_DTR	0x002
+#define TIOCM_RTS	0x004
+#define TIOCM_ST	0x008
+#define TIOCM_SR	0x010
+#define TIOCM_CTS	0x020
+#define TIOCM_CAR	0x040
+#define TIOCM_RNG	0x080
+#define TIOCM_DSR	0x100
+#define TIOCM_CD	TIOCM_CAR
+#define TIOCM_RI	TIOCM_RNG
+#define TIOCM_OUT1	0x2000
+#define TIOCM_OUT2	0x4000
+#define TIOCM_LOOP	0x8000
+
+/* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */
+
 #ifdef __KERNEL__
-# ifdef CONFIG_X86_32
-#  include "termios_32.h"
-# else
-#  include "termios_64.h"
-# endif
-#else
-# ifdef __i386__
-#  include "termios_32.h"
-# else
-#  include "termios_64.h"
-# endif
-#endif
+
+#include <asm/uaccess.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.
+ */
+#define SET_LOW_TERMIOS_BITS(termios, termio, x) { \
+	unsigned short __tmp; \
+	get_user(__tmp,&(termio)->x); \
+	*(unsigned short *) &(termios)->x = __tmp; \
+}
+
+static inline int user_termio_to_kernel_termios(struct ktermios *termios,
+						struct termio __user *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);
+	return copy_from_user(termios->c_cc, termio->c_cc, NCC);
+}
+
+/*
+ * Translate a "termios" structure into a "termio". Ugh.
+ */
+static inline int kernel_termios_to_user_termio(struct termio __user *termio,
+					    struct ktermios *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);
+	return copy_to_user((termio)->c_cc, (termios)->c_cc, NCC);
+}
+
+static inline int user_termios_to_kernel_termios(struct ktermios *k,
+						 struct termios2 __user *u)
+{
+	return copy_from_user(k, u, sizeof(struct termios2));
+}
+
+static inline int kernel_termios_to_user_termios(struct termios2 __user *u,
+						 struct ktermios *k)
+{
+	return copy_to_user(u, k, sizeof(struct termios2));
+}
+
+static inline int user_termios_to_kernel_termios_1(struct ktermios *k,
+						   struct termios __user *u)
+{
+	return copy_from_user(k, u, sizeof(struct termios));
+}
+
+static inline int kernel_termios_to_user_termios_1(struct termios __user *u,
+						   struct ktermios *k)
+{
+	return copy_to_user(u, k, sizeof(struct termios));
+}
+
+#endif	/* __KERNEL__ */
+
+#endif /* _ASM_X86_TERMIOS_H */