mirror of
https://github.com/limine-bootloader/limine
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123 lines
3.1 KiB
C
123 lines
3.1 KiB
C
#ifndef __LIB__TERM_H__
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#define __LIB__TERM_H__
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <lib/image.h>
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#include <lib/print.h>
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#define TERM_TABSIZE (8)
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#define MAX_ESC_VALUES (16)
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extern struct term_context {
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bool control_sequence;
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bool csi;
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bool escape;
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bool rrr;
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bool discard_next;
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bool bold;
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bool reverse_video;
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bool dec_private;
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bool insert_mode;
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uint8_t g_select;
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uint8_t charsets[2];
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size_t current_charset;
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size_t escape_offset;
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size_t esc_values_i;
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size_t saved_cursor_x;
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size_t saved_cursor_y;
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size_t current_primary;
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size_t scroll_top_margin;
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size_t scroll_bottom_margin;
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uint32_t esc_values[MAX_ESC_VALUES];
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bool saved_state_bold;
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bool saved_state_reverse_video;
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size_t saved_state_current_charset;
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size_t saved_state_current_primary;
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} term_context;
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enum {
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NOT_READY,
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VBE,
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TEXTMODE,
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FALLBACK
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};
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extern int current_video_mode;
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extern int term_backend;
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extern size_t term_rows, term_cols;
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extern bool term_runtime;
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extern bool early_term;
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void term_fallback(void);
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void term_reinit(void);
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void term_deinit(void);
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void term_vbe(char *config, size_t width, size_t height);
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void term_textmode(void);
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void term_notready(void);
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void term_putchar(uint8_t c);
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void term_write(uint64_t buf, uint64_t count);
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extern void (*raw_putchar)(uint8_t c);
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extern void (*clear)(bool move);
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extern void (*enable_cursor)(void);
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extern bool (*disable_cursor)(void);
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extern void (*set_cursor_pos)(size_t x, size_t y);
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extern void (*get_cursor_pos)(size_t *x, size_t *y);
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extern void (*set_text_fg)(size_t fg);
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extern void (*set_text_bg)(size_t bg);
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extern void (*set_text_fg_bright)(size_t fg);
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extern void (*set_text_bg_bright)(size_t bg);
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extern void (*set_text_fg_default)(void);
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extern void (*set_text_bg_default)(void);
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extern bool (*scroll_disable)(void);
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extern void (*scroll_enable)(void);
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extern void (*term_move_character)(size_t new_x, size_t new_y, size_t old_x, size_t old_y);
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extern void (*term_scroll)(void);
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extern void (*term_revscroll)(void);
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extern void (*term_swap_palette)(void);
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extern void (*term_save_state)(void);
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extern void (*term_restore_state)(void);
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extern void (*term_double_buffer_flush)(void);
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extern uint64_t (*term_context_size)(void);
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extern void (*term_context_save)(uint64_t ptr);
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extern void (*term_context_restore)(uint64_t ptr);
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extern void (*term_full_refresh)(void);
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#define TERM_CB_DEC 10
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#define TERM_CB_BELL 20
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#define TERM_CB_PRIVATE_ID 30
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#define TERM_CB_STATUS_REPORT 40
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#define TERM_CB_POS_REPORT 50
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#define TERM_CB_KBD_LEDS 60
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#define TERM_CB_MODE 70
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#define TERM_CB_LINUX 80
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#define TERM_CTX_SIZE ((uint64_t)(-1))
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#define TERM_CTX_SAVE ((uint64_t)(-2))
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#define TERM_CTX_RESTORE ((uint64_t)(-3))
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#define TERM_FULL_REFRESH ((uint64_t)(-4))
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extern uint64_t term_arg;
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extern void (*term_callback)(uint64_t, uint64_t, uint64_t, uint64_t, uint64_t);
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extern bool term_autoflush;
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inline void reset_term(void) {
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term_autoflush = true;
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enable_cursor();
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print("\e[2J\e[H");
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term_double_buffer_flush();
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}
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inline void set_cursor_pos_helper(size_t x, size_t y) {
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print("\e[%u;%uH", (int)y + 1, (int)x + 1);
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}
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#endif
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