2 * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 #include "phos/phos.h"
26 #define MIN(a, b) ((a) < (b) ? (a) : (b))
27 #define MAX(a, b) ((a) > (b) ? (a) : (b))
29 #define GEMINI_URL_LEN 1024
32 /* ui <-> client/fs */
33 IMSG_GET, /* data is URL, peerid the tab id */
34 IMSG_GET_RAW, /* get but with an explicit req str */
62 extern char *new_tab_url;
63 extern int fill_column;
64 extern int olivetti_mode;
65 extern int enable_colors;
71 extern struct lineprefix line_prefixes[];
74 int prfx_pair, pair, trail_pair;
75 int prfx_bg, bg, trail_bg;
76 int prfx_fg, fg, trail_fg;
77 int prfx_attr, attr, trail_attr;
79 int prefix, text, trail;
81 extern struct line_face line_faces[];
84 int bg_attr, bg_bg, bg_fg;
85 int t_attr, t_bg, t_fg;
86 int c_attr, c_bg, c_fg;
88 int background, tab, current;
90 extern struct tab_face tab_face;
97 int left, body, right;
99 extern struct body_face body_face;
101 struct modeline_face {
105 extern struct modeline_face modeline_face;
107 struct minibuffer_face {
111 extern struct minibuffer_face minibuffer_face;
131 TAILQ_ENTRY(line) lines;
135 const struct line *parent;
138 TAILQ_ENTRY(vline) vlines;
144 typedef int (*parsechunkfn)(struct parser*, const char*, size_t);
145 typedef int (*parserfreefn)(struct parser*);
147 typedef void (imsg_handlerfn)(struct imsg*, size_t);
159 TAILQ_HEAD(, line) head;
163 * differnt types of trust for a certificate. Following
164 * gemini://thfr.info/gemini/modified-trust-verify.gmi
174 char domain[GEMINI_URL_LEN];
177 * enough space for ``PROTO:HASH''. probably isn't a good
185 TAILQ_HEAD(mhisthead, hist) head;
190 TAILQ_ENTRY(hist) entries;
196 size_t last_line_off;
203 struct vline *current_line;
205 TAILQ_HEAD(vhead, vline) head;
208 #define TAB_CURRENT 0x1
209 #define TAB_URGENT 0x2
211 #define NEW_TAB_URL "about:new"
213 extern TAILQ_HEAD(tabshead, tab) tabshead;
215 TAILQ_ENTRY(tab) tabs;
220 enum trust_state trust;
223 struct histhead hist;
224 struct hist *hist_cur;
228 char meta[GEMINI_URL_LEN];
231 struct buffer buffer;
234 short loading_anim_step;
235 struct event loadingev;
246 * should load the given url in the tab. Optionally, it may
247 * consider the given url as relative to the one already
248 * present in tab. It must set tab->urlstr to a serialized
249 * human-friendly URL.
251 void (*loadfn)(struct tab*, const char*);
254 extern TAILQ_HEAD(proxylist, proxy) proxies;
262 TAILQ_ENTRY(proxy) proxies;
278 TAILQ_HEAD(map, keymap) m;
279 void (*unhandled_input)(void);
281 extern struct kmap global_map, minibuffer_map;
283 typedef void(interactivefn)(struct buffer *);
291 TAILQ_ENTRY(keymap) keymaps;
296 void (*fn)(struct buffer *);
298 extern struct cmd cmds[];
301 void config_init(void);
302 int config_setprfx(const char *, const char *, const char *);
303 int config_setvari(const char *, int);
304 int config_setvars(const char *, char *);
305 int config_setcolor(int, const char *, int, int, int);
306 int config_setattr(const char *, int, int, int);
307 void config_apply_style(void);
311 int fs_main(struct imsgbuf*);
312 int load_certs(struct ohash*);
313 int load_last_session(void(*)(const char*));
316 int client_main(struct imsgbuf*);
319 void gemtext_initparser(struct parser*);
322 void hist_clear_forward(struct histhead*, struct hist*);
323 void hist_push(struct histhead*, struct hist*);
326 int kbd(const char*);
327 const char *unkbd(int);
328 int kmap_define_key(struct kmap*, const char*, void(*)(struct buffer*));
331 int setup_parser_for(struct tab*);
334 extern const char *about_about;
335 extern const char *about_blank;
336 extern const char *about_help;
337 extern const char *about_new;
339 #define CANNOT_FETCH 0
340 #define TOO_MUCH_REDIRECTS 1
341 #define MALFORMED_RESPONSE 2
342 #define UNKNOWN_TYPE_OR_CSET 3
343 extern const char *err_pages[70];
346 void parseconfig(const char *, int);
349 int parser_append(struct parser*, const char*, size_t);
350 int parser_set_buf(struct parser*, const char*, size_t);
351 int parser_foreach_line(struct parser*, const char*, size_t, parsechunkfn);
354 void sandbox_network_process(void);
355 void sandbox_ui_process(void);
356 void sandbox_fs_process(void);
359 void load_about_url(struct tab*, const char*);
360 void load_gemini_url(struct tab*, const char*);
361 void load_via_proxy(struct tab *, const char *, struct proxy *);
362 void load_url(struct tab*, const char*);
363 int load_previous_page(struct tab*);
364 int load_next_page(struct tab*);
365 void stop_tab(struct tab*);
366 void add_to_bookmarks(const char*);
367 void save_session(void);
370 void textplain_initparser(struct parser*);
373 void tofu_init(struct ohash*, unsigned int, ptrdiff_t);
374 struct tofu_entry *tofu_lookup(struct ohash*, const char*, const char*);
375 void tofu_add(struct ohash*, struct tofu_entry*);
376 void tofu_update(struct ohash*, struct tofu_entry*);
379 extern int body_lines;
380 extern int body_cols;
381 extern int in_minibuffer;
386 struct vline *current_line;
440 extern struct thiskey thiskey;
442 extern struct histhead eecmd_history,
451 void (*donefn)(void);
452 void (*abortfn)(void);
457 struct buffer buffer;
459 struct histhead *history;
460 struct hist *hist_cur;
463 extern struct ministate ministate;
465 void save_excursion(struct excursion *, struct buffer *);
466 void restore_excursion(struct excursion *, struct buffer *);
467 void restore_cursor(struct buffer *);
468 void minibuffer_taint_hist(void);
469 void eecmd_self_insert(void);
470 void eecmd_select(void);
471 void ir_self_insert(void);
472 void ir_select(void);
473 void lu_self_insert(void);
474 void lu_select(void);
475 void bp_select(void);
476 void vmessage(const char*, va_list);
477 void message(const char*, ...) __attribute__((format(printf, 1, 2)));
478 void start_loading_anim(struct tab *tab);
479 void load_url_in_tab(struct tab *, const char *);
480 void enter_minibuffer(void(*)(void), void(*)(void), void(*)(void), struct histhead *);
481 void exit_minibuffer(void);
482 void switch_to_tab(struct tab *);
483 struct tab *current_tab(void);
484 struct tab *new_tab(const char *);
485 unsigned int tab_new_id(void);
486 int ui_init(int, char * const*);
487 void ui_on_tab_loaded(struct tab*);
488 void ui_on_tab_refresh(struct tab*);
489 const char *ui_keyname(int);
490 void ui_toggle_side_window(void);
491 void ui_schedule_redraw(void);
492 void ui_require_input(struct tab*, int);
493 void ui_read(const char*, void(*)(const char*, unsigned int), unsigned int);
494 void ui_yornp(const char*, void (*)(int, unsigned int), unsigned int);
498 uint32_t utf8_decode(uint32_t*restrict, uint32_t*restrict, uint8_t);
499 size_t utf8_encode(uint32_t, char*);
500 char *utf8_nth(char*, size_t);
501 size_t utf8_cplen(char*);
502 size_t utf8_chwidth(uint32_t);
503 size_t utf8_snwidth(const char*, size_t);
504 size_t utf8_swidth(const char*);
505 size_t utf8_swidth_between(const char*, const char*);
506 char *utf8_next_cp(const char*);
507 char *utf8_prev_cp(const char*, const char*);
510 int mark_nonblock(int);
511 int has_prefix(const char*, const char*);
512 int unicode_isspace(uint32_t);
513 int unicode_isgraph(uint32_t);
514 void dispatch_imsg(struct imsgbuf*, imsg_handlerfn**, size_t);
517 void empty_linelist(struct buffer*);
518 void empty_vlist(struct buffer*);
519 int wrap_text(struct buffer*, const char*, struct line*, size_t);
520 int hardwrap_text(struct buffer*, struct line*, size_t);
522 #endif /* TELESCOPE_H */