| 1 | #ifndef LIB__TERM_H__ |
| 2 | #define LIB__TERM_H__ |
| 3 | |
| 4 | #include <stddef.h> |
| 5 | #include <stdint.h> |
| 6 | #include <stdbool.h> |
| 7 | #include <lib/print.h> |
| 8 | #include <flanterm.h> |
| 9 | |
| 10 | enum { |
| 11 | _NOT_READY, |
| 12 | GTERM, |
| 13 | TEXTMODE, |
| 14 | FALLBACK |
| 15 | }; |
| 16 | |
| 17 | #if defined (BIOS) |
| 18 | extern int current_video_mode; |
| 19 | #endif |
| 20 | |
| 21 | extern struct flanterm_context **terms; |
| 22 | extern size_t terms_i; |
| 23 | |
| 24 | extern int term_backend; |
| 25 | |
| 26 | #define TERM_CTX_SIZE ((uint64_t)(-1)) |
| 27 | #define TERM_CTX_SAVE ((uint64_t)(-2)) |
| 28 | #define TERM_CTX_RESTORE ((uint64_t)(-3)) |
| 29 | #define TERM_FULL_REFRESH ((uint64_t)(-4)) |
| 30 | #define TERM_OOB_OUTPUT_GET ((uint64_t)(-10)) |
| 31 | #define TERM_OOB_OUTPUT_SET ((uint64_t)(-11)) |
| 32 | |
| 33 | #define FOR_TERM(...) do { \ |
| 34 | for (size_t FOR_TERM_i = 0; FOR_TERM_i < terms_i; FOR_TERM_i++) { \ |
| 35 | struct flanterm_context *TERM = terms[FOR_TERM_i]; \ |
| 36 | __VA_ARGS__ \ |
| 37 | ; \ |
| 38 | } \ |
| 39 | } while (0) |
| 40 | |
| 41 | static inline void reset_term(void) { |
| 42 | for (size_t i = 0; i < terms_i; i++) { |
| 43 | struct flanterm_context *term = terms[i]; |
| 44 | |
| 45 | print("\e[2J\e[H"); |
| 46 | flanterm_context_reinit(term); |
| 47 | term->cursor_enabled = true; |
| 48 | term->double_buffer_flush(term); |
| 49 | } |
| 50 | } |
| 51 | |
| 52 | static inline void set_cursor_pos_helper(size_t x, size_t y) { |
| 53 | print("\e[%u;%uH", (int)y + 1, (int)x + 1); |
| 54 | } |
| 55 | |
| 56 | void term_notready(void); |
| 57 | void term_fallback(void); |
| 58 | void _term_write(struct flanterm_context *term, uint64_t buf, uint64_t count); |
| 59 | |
| 60 | #endif |