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 *top_line;
204 struct vline *current_line;
206 TAILQ_HEAD(vhead, vline) head;
209 #define TAB_CURRENT 0x1
210 #define TAB_URGENT 0x2
212 #define NEW_TAB_URL "about:new"
214 extern TAILQ_HEAD(tabshead, tab) tabshead;
216 TAILQ_ENTRY(tab) tabs;
221 enum trust_state trust;
224 struct histhead hist;
225 struct hist *hist_cur;
229 char meta[GEMINI_URL_LEN];
232 struct buffer buffer;
235 short loading_anim_step;
236 struct event loadingev;
247 * should load the given url in the tab. Optionally, it may
248 * consider the given url as relative to the one already
249 * present in tab. It must set tab->urlstr to a serialized
250 * human-friendly URL.
252 void (*loadfn)(struct tab*, const char*);
255 extern TAILQ_HEAD(proxylist, proxy) proxies;
263 TAILQ_ENTRY(proxy) proxies;
279 TAILQ_HEAD(map, keymap) m;
280 void (*unhandled_input)(void);
282 extern struct kmap global_map, minibuffer_map;
284 typedef void(interactivefn)(struct buffer *);
292 TAILQ_ENTRY(keymap) keymaps;
297 void (*fn)(struct buffer *);
299 extern struct cmd cmds[];
302 void config_init(void);
303 int config_setprfx(const char *, const char *, const char *);
304 int config_setvari(const char *, int);
305 int config_setvars(const char *, char *);
306 int config_setcolor(int, const char *, int, int, int);
307 int config_setattr(const char *, int, int, int);
308 void config_apply_style(void);
312 int fs_main(struct imsgbuf*);
313 int load_certs(struct ohash*);
314 int load_last_session(void(*)(const char*));
317 int client_main(struct imsgbuf*);
320 void gemtext_initparser(struct parser*);
323 void hist_clear_forward(struct histhead*, struct hist*);
324 void hist_push(struct histhead*, struct hist*);
327 int kbd(const char*);
328 const char *unkbd(int);
329 int kmap_define_key(struct kmap*, const char*, void(*)(struct buffer*));
332 int setup_parser_for(struct tab*);
335 extern const char *about_about;
336 extern const char *about_blank;
337 extern const char *about_help;
338 extern const char *about_new;
340 #define CANNOT_FETCH 0
341 #define TOO_MUCH_REDIRECTS 1
342 #define MALFORMED_RESPONSE 2
343 #define UNKNOWN_TYPE_OR_CSET 3
344 extern const char *err_pages[70];
347 void parseconfig(const char *, int);
350 int parser_append(struct parser*, const char*, size_t);
351 int parser_set_buf(struct parser*, const char*, size_t);
352 int parser_foreach_line(struct parser*, const char*, size_t, parsechunkfn);
355 void sandbox_network_process(void);
356 void sandbox_ui_process(void);
357 void sandbox_fs_process(void);
360 void load_about_url(struct tab*, const char*);
361 void load_gemini_url(struct tab*, const char*);
362 void load_via_proxy(struct tab *, const char *, struct proxy *);
363 void load_url(struct tab*, const char*);
364 int load_previous_page(struct tab*);
365 int load_next_page(struct tab*);
366 void stop_tab(struct tab*);
367 void add_to_bookmarks(const char*);
368 void save_session(void);
371 void textplain_initparser(struct parser*);
374 void tofu_init(struct ohash*, unsigned int, ptrdiff_t);
375 struct tofu_entry *tofu_lookup(struct ohash*, const char*, const char*);
376 void tofu_add(struct ohash*, struct tofu_entry*);
377 void tofu_update(struct ohash*, struct tofu_entry*);
380 extern int body_lines;
381 extern int body_cols;
382 extern int in_minibuffer;
387 struct vline *current_line;
441 extern struct thiskey thiskey;
443 extern struct histhead eecmd_history,
452 void (*donefn)(void);
453 void (*abortfn)(void);
458 struct buffer buffer;
460 struct histhead *history;
461 struct hist *hist_cur;
464 extern struct ministate ministate;
466 void save_excursion(struct excursion *, struct buffer *);
467 void restore_excursion(struct excursion *, struct buffer *);
468 void restore_cursor(struct buffer *);
469 void minibuffer_taint_hist(void);
470 void eecmd_self_insert(void);
471 void eecmd_select(void);
472 void ir_self_insert(void);
473 void ir_select(void);
474 void lu_self_insert(void);
475 void lu_select(void);
476 void bp_select(void);
477 void vmessage(const char*, va_list);
478 void message(const char*, ...) __attribute__((format(printf, 1, 2)));
479 void start_loading_anim(struct tab *tab);
480 void load_url_in_tab(struct tab *, const char *);
481 void enter_minibuffer(void(*)(void), void(*)(void), void(*)(void), struct histhead *);
482 void exit_minibuffer(void);
483 void switch_to_tab(struct tab *);
484 struct tab *current_tab(void);
485 struct tab *new_tab(const char *);
486 unsigned int tab_new_id(void);
487 int ui_init(int, char * const*);
488 void ui_on_tab_loaded(struct tab*);
489 void ui_on_tab_refresh(struct tab*);
490 const char *ui_keyname(int);
491 void ui_toggle_side_window(void);
492 void ui_schedule_redraw(void);
493 void ui_require_input(struct tab*, int);
494 void ui_read(const char*, void(*)(const char*, unsigned int), unsigned int);
495 void ui_yornp(const char*, void (*)(int, unsigned int), unsigned int);
499 uint32_t utf8_decode(uint32_t*restrict, uint32_t*restrict, uint8_t);
500 size_t utf8_encode(uint32_t, char*);
501 char *utf8_nth(char*, size_t);
502 size_t utf8_cplen(char*);
503 size_t utf8_chwidth(uint32_t);
504 size_t utf8_snwidth(const char*, size_t);
505 size_t utf8_swidth(const char*);
506 size_t utf8_swidth_between(const char*, const char*);
507 char *utf8_next_cp(const char*);
508 char *utf8_prev_cp(const char*, const char*);
511 int mark_nonblock(int);
512 int has_prefix(const char*, const char*);
513 int unicode_isspace(uint32_t);
514 int unicode_isgraph(uint32_t);
515 void dispatch_imsg(struct imsgbuf*, imsg_handlerfn**, size_t);
518 void empty_linelist(struct buffer*);
519 void empty_vlist(struct buffer*);
520 int wrap_text(struct buffer*, const char*, struct line*, size_t);
521 int hardwrap_text(struct buffer*, struct line*, size_t);
523 #endif /* TELESCOPE_H */