59 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* SPDX-License-Identifier: GPL-2.0 */
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| /*
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|  * Modified 1999
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|  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
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|  *
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|  * 99/01/28	Added N_IRDA and N_SMSBLOCK
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|  */
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| #ifndef _ASM_IA64_TERMIOS_H
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| #define _ASM_IA64_TERMIOS_H
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| 
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| #include <uapi/asm/termios.h>
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| 
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| 
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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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| /*
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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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| 
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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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| /*
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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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| 
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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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| 
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| #endif /* _ASM_IA64_TERMIOS_H */
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