[linux-block.git] / include / linux / consolemap.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * consolemap.h
 *
 * Interface between console.c, selection.c  and consolemap.c
 */
#ifndef __LINUX_CONSOLEMAP_H__
#define __LINUX_CONSOLEMAP_H__

enum translation_map {
	LAT1_MAP,
	GRAF_MAP,
	IBMPC_MAP,
	USER_MAP,

	FIRST_MAP = LAT1_MAP,
	LAST_MAP = USER_MAP,
};

#include <linux/types.h>

struct vc_data;

#ifdef CONFIG_CONSOLE_TRANSLATIONS
u16 inverse_translate(const struct vc_data *conp, u16 glyph, bool use_unicode);
unsigned short *set_translate(enum translation_map m, struct vc_data *vc);
int conv_uni_to_pc(struct vc_data *conp, long ucs);
u32 conv_8bit_to_uni(unsigned char c);
int conv_uni_to_8bit(u32 uni);
void console_map_init(void);
#else
static inline u16 inverse_translate(const struct vc_data *conp, u16 glyph,
		bool use_unicode)
{
	return glyph;
}

static inline unsigned short *set_translate(enum translation_map m,
		struct vc_data *vc)
{
	return NULL;
}

static inline int conv_uni_to_pc(struct vc_data *conp, long ucs)
{
	return ucs > 0xff ? -1 : ucs;
}

static inline u32 conv_8bit_to_uni(unsigned char c)
{
	return c;
}

static inline int conv_uni_to_8bit(u32 uni)
{
	return uni & 0xff;
}

static inline void console_map_init(void) { }
#endif /* CONFIG_CONSOLE_TRANSLATIONS */

#endif /* __LINUX_CONSOLEMAP_H__ */
Commit	Line	Data
b2441318	1	/* SPDX-License-Identifier: GPL-2.0 */
1da177e4 LT	2	/*
	3	* consolemap.h
	4	*
	5	* Interface between console.c, selection.c and consolemap.c
	6	*/
a29ccf6f DW	7	#ifndef __LINUX_CONSOLEMAP_H__
	8	#define __LINUX_CONSOLEMAP_H__
	9
5a904a93 JS	10	enum translation_map {
	11	LAT1_MAP,
	12	GRAF_MAP,
	13	IBMPC_MAP,
	14	USER_MAP,
	15
	16	FIRST_MAP = LAT1_MAP,
	17	LAST_MAP = USER_MAP,
	18	};
1da177e4	19
759448f4 JE	20	#include <linux/types.h>
759448f4 JE	21
1da177e4 LT	22	struct vc_data;
1da177e4 LT	23
f827c754	24	#ifdef CONFIG_CONSOLE_TRANSLATIONS
d9ebb906	25	u16 inverse_translate(const struct vc_data *conp, u16 glyph, bool use_unicode);
5a904a93	26	unsigned short set_translate(enum translation_map m, struct vc_data vc);
0b75f796 JS	27	int conv_uni_to_pc(struct vc_data *conp, long ucs);
	28	u32 conv_8bit_to_uni(unsigned char c);
	29	int conv_uni_to_8bit(u32 uni);
3cb340ec	30	void console_map_init(void);
a29ccf6f	31	#else
d9ebb906 JS	32	static inline u16 inverse_translate(const struct vc_data *conp, u16 glyph,
d9ebb906 JS	33	bool use_unicode)
f827c754 JS	34	{
	35	return glyph;
	36	}
	37
5a904a93 JS	38	static inline unsigned short *set_translate(enum translation_map m,
5a904a93 JS	39	struct vc_data *vc)
f827c754 JS	40	{
	41	return NULL;
	42	}
	43
	44	static inline int conv_uni_to_pc(struct vc_data *conp, long ucs)
	45	{
	46	return ucs > 0xff ? -1 : ucs;
	47	}
	48
	49	static inline u32 conv_8bit_to_uni(unsigned char c)
	50	{
	51	return c;
	52	}
	53
	54	static inline int conv_uni_to_8bit(u32 uni)
	55	{
	56	return uni & 0xff;
	57	}
	58
	59	static inline void console_map_init(void) { }
a29ccf6f DW	60	#endif /* CONFIG_CONSOLE_TRANSLATIONS */
	61
	62	#endif /* __LINUX_CONSOLEMAP_H__ */