| 1 |
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| 2 | |
| 3 | * consolemap.h
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| 4 | *
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| 5 | * Interface between console.c, selection.c and consolemap.c
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| 6 |
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| 7 | #ifndef __LINUX_CONSOLEMAP_H__
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| 8 | #define __LINUX_CONSOLEMAP_H__
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| 9 |
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| 10 | enum translation_map {
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| 11 | LAT1_MAP,
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| 12 | GRAF_MAP,
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| 13 | IBMPC_MAP,
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| 14 | USER_MAP,
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| 15 |
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| 16 | FIRST_MAP = LAT1_MAP,
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| 17 | LAST_MAP = USER_MAP,
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| 18 | };
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| 19 |
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| 20 | #include <linux/types.h>
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| 21 |
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| 22 | struct vc_data;
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| 23 |
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| 24 | #ifdef CONFIG_CONSOLE_TRANSLATIONS
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| 25 | u16 inverse_translate(const struct vc_data *conp, u16 glyph, bool use_unicode);
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| 26 | unsigned short *set_translate(enum translation_map m, struct vc_data *vc);
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| 27 | int conv_uni_to_pc(struct vc_data *conp, long ucs);
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| 28 | u32 conv_8bit_to_uni(unsigned char c);
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| 29 | int conv_uni_to_8bit(u32 uni);
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| 30 | void console_map_init(void);
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| 31 | bool ucs_is_double_width(uint32_t cp);
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| 32 | bool ucs_is_zero_width(uint32_t cp);
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| 33 | u32 ucs_recompose(u32 base, u32 mark);
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| 34 | u32 ucs_get_fallback(u32 cp);
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| 35 | #else
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| 36 | static inline u16 inverse_translate(const struct vc_data *conp, u16 glyph,
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| 37 | bool use_unicode)
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| 38 | {
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| 39 | return glyph;
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| 40 | }
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| 41 |
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| 42 | static inline unsigned short *set_translate(enum translation_map m,
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| 43 | struct vc_data *vc)
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| 44 | {
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| 45 | return NULL;
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| 46 | }
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| 47 |
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| 48 | static inline int conv_uni_to_pc(struct vc_data *conp, long ucs)
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| 49 | {
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| 50 | return ucs > 0xff ? -1 : ucs;
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| 51 | }
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| 52 |
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| 53 | static inline u32 conv_8bit_to_uni(unsigned char c)
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| 54 | {
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| 55 | return c;
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| 56 | }
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| 57 |
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| 58 | static inline int conv_uni_to_8bit(u32 uni)
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| 59 | {
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| 60 | return uni & 0xff;
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| 61 | }
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| 62 |
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| 63 | static inline void console_map_init(void) { }
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| 64 |
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| 65 | static inline bool ucs_is_double_width(uint32_t cp)
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| 66 | {
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| 67 | return false;
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| 68 | }
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| 69 |
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| 70 | static inline bool ucs_is_zero_width(uint32_t cp)
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| 71 | {
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| 72 | return false;
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| 73 | }
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| 74 |
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| 75 | static inline u32 ucs_recompose(u32 base, u32 mark)
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| 76 | {
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| 77 | return 0;
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| 78 | }
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| 79 |
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| 80 | static inline u32 ucs_get_fallback(u32 cp)
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| 81 | {
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| 82 | return 0;
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| 83 | }
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| 84 | #endif
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| 85 |
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| 86 | #endif
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