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