2 4540067e 2021-07-18 op * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
4 4540067e 2021-07-18 op * Permission to use, copy, modify, and distribute this software for any
5 4540067e 2021-07-18 op * purpose with or without fee is hereby granted, provided that the above
6 4540067e 2021-07-18 op * copyright notice and this permission notice appear in all copies.
8 4540067e 2021-07-18 op * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 4540067e 2021-07-18 op * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 4540067e 2021-07-18 op * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 4540067e 2021-07-18 op * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 4540067e 2021-07-18 op * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 4540067e 2021-07-18 op * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 4540067e 2021-07-18 op * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 1f496e7b 2021-07-21 op #include "compat.h"
19 5e11c00c 2021-03-02 op #include <sys/socket.h>
21 5e11c00c 2021-03-02 op #include <errno.h>
22 dc761924 2021-07-15 op #include <getopt.h>
23 d2544989 2021-07-08 op #include <limits.h>
24 5e11c00c 2021-03-02 op #include <signal.h>
25 5e11c00c 2021-03-02 op #include <stdio.h>
26 5e11c00c 2021-03-02 op #include <stdlib.h>
27 5e11c00c 2021-03-02 op #include <string.h>
28 5e11c00c 2021-03-02 op #include <unistd.h>
30 e659558c 2021-07-13 op #include "defaults.h"
31 4bc446b9 2021-07-21 op #include "minibuffer.h"
32 395b9f4e 2021-07-12 op #include "parser.h"
33 395b9f4e 2021-07-12 op #include "telescope.h"
34 d1a0f2a3 2021-07-12 op #include "ui.h"
36 dc761924 2021-07-15 op static struct option longopts[] = {
37 1853ee50 2021-07-15 op {"colors", no_argument, NULL, 'c'},
38 dc761924 2021-07-15 op {"help", no_argument, NULL, 'h'},
39 dc761924 2021-07-15 op {"version", no_argument, NULL, 'v'},
40 dc761924 2021-07-15 op {NULL, 0, NULL, 0},
43 1853ee50 2021-07-15 op static const char *opts = "Cc:hnT:v";
46 a37d1a1c 2021-08-14 op * Used to know when we're finished loading.
48 a37d1a1c 2021-08-14 op static int operating;
50 bc10f6a5 2021-07-12 op static struct imsgev *iev_fs, *iev_net;
52 ecfbb1d4 2021-08-14 op static struct event autosaveev;
54 f6a429eb 2021-07-10 op struct tabshead tabshead = TAILQ_HEAD_INITIALIZER(tabshead);
55 f6a429eb 2021-07-10 op struct proxylist proxies = TAILQ_HEAD_INITIALIZER(proxies);
57 6cc5fcfe 2021-07-08 op enum telescope_process {
63 9a8a7402 2021-07-18 op #define CANNOT_FETCH 0
64 9a8a7402 2021-07-18 op #define TOO_MUCH_REDIRECTS 1
65 9a8a7402 2021-07-18 op #define MALFORMED_RESPONSE 2
66 9a8a7402 2021-07-18 op #define UNKNOWN_TYPE_OR_CSET 3
67 9a8a7402 2021-07-18 op #define UNKNOWN_PROTOCOL 4
69 9a8a7402 2021-07-18 op /* XXX: keep in sync with telescope.c:/^normalize_code/ */
70 9a8a7402 2021-07-18 op const char *err_pages[70] = {
71 9a8a7402 2021-07-18 op [CANNOT_FETCH] = "# Couldn't load the page\n",
72 9a8a7402 2021-07-18 op [TOO_MUCH_REDIRECTS] = "# Too much redirects\n",
73 9a8a7402 2021-07-18 op [MALFORMED_RESPONSE] = "# Got a malformed response\n",
74 9a8a7402 2021-07-18 op [UNKNOWN_TYPE_OR_CSET] = "# Unsupported type or charset\n",
75 9a8a7402 2021-07-18 op [UNKNOWN_PROTOCOL] = "# Unknown protocol\n",
77 9a8a7402 2021-07-18 op [10] = "# Input required\n",
78 9a8a7402 2021-07-18 op [11] = "# Input required\n",
79 9a8a7402 2021-07-18 op [40] = "# Temporary failure\n",
80 9a8a7402 2021-07-18 op [41] = "# Server unavailable\n",
81 9a8a7402 2021-07-18 op [42] = "# CGI error\n",
82 9a8a7402 2021-07-18 op [43] = "# Proxy error\n",
83 9a8a7402 2021-07-18 op [44] = "# Slow down\n",
84 9a8a7402 2021-07-18 op [50] = "# Permanent failure\n",
85 9a8a7402 2021-07-18 op [51] = "# Not found\n",
86 9a8a7402 2021-07-18 op [52] = "# Gone\n",
87 9a8a7402 2021-07-18 op [53] = "# Proxy request refused\n",
88 9a8a7402 2021-07-18 op [59] = "# Bad request\n",
89 9a8a7402 2021-07-18 op [60] = "# Client certificate required\n",
90 9a8a7402 2021-07-18 op [61] = "# Certificate not authorised\n",
91 9a8a7402 2021-07-18 op [62] = "# Certificate not valid\n"
94 2051e653 2021-03-13 op static void die(void) __attribute__((__noreturn__));
95 2051e653 2021-03-13 op static struct tab *tab_by_id(uint32_t);
96 2051e653 2021-03-13 op static void handle_imsg_err(struct imsg*, size_t);
97 2051e653 2021-03-13 op static void handle_imsg_check_cert(struct imsg*, size_t);
98 a2fd3805 2021-07-06 op static void handle_check_cert_user_choice(int, struct tab *);
99 a2fd3805 2021-07-06 op static void handle_maybe_save_new_cert(int, struct tab *);
100 2051e653 2021-03-13 op static void handle_imsg_got_code(struct imsg*, size_t);
101 2051e653 2021-03-13 op static void handle_imsg_got_meta(struct imsg*, size_t);
102 a2fd3805 2021-07-06 op static void handle_maybe_save_page(int, struct tab *);
103 d1353324 2021-07-13 op static void handle_save_page_path(const char *, struct tab *);
104 de2a69bb 2021-05-17 op static void handle_imsg_file_opened(struct imsg*, size_t);
105 2051e653 2021-03-13 op static void handle_imsg_buf(struct imsg*, size_t);
106 2051e653 2021-03-13 op static void handle_imsg_eof(struct imsg*, size_t);
107 740f578b 2021-03-15 op static void handle_imsg_bookmark_ok(struct imsg*, size_t);
108 3a227e9a 2021-03-18 op static void handle_imsg_save_cert_ok(struct imsg*, size_t);
109 288fd238 2021-04-25 op static void handle_imsg_update_cert_ok(struct imsg *, size_t);
110 1304bbdd 2021-03-15 op static void handle_dispatch_imsg(int, short, void*);
111 b38cd1f7 2021-08-03 op static int load_page_from_str(struct tab*, const char*);
112 1c690d0a 2021-08-03 op static int load_about_url(struct tab*, const char*);
113 0b1053d2 2021-08-13 op static int load_file_url(struct tab *, const char *);
114 1c690d0a 2021-08-03 op static int load_finger_url(struct tab *, const char *);
115 1c690d0a 2021-08-03 op static int load_gemini_url(struct tab*, const char*);
116 1c690d0a 2021-08-03 op static int load_gopher_url(struct tab *, const char *);
117 1c690d0a 2021-08-03 op static int load_via_proxy(struct tab *, const char *,
118 dfb5eb39 2021-07-25 op struct proxy *);
119 1c690d0a 2021-08-03 op static int make_request(struct tab *, struct get_req *, int,
120 cf1195ce 2021-07-25 op const char *);
121 c7586aab 2021-08-13 op static int make_fs_request(struct tab *, int, const char *);
122 bd3a3a95 2021-07-20 op static int do_load_url(struct tab*, const char *, const char *);
123 ecfbb1d4 2021-08-14 op static void autosave_timer(int, short, void *);
124 2f524b17 2021-07-17 op static void parse_session_line(char *, const char **, uint32_t *);
125 87e3e801 2021-07-17 op static void load_last_session(void);
126 6cc5fcfe 2021-07-08 op static pid_t start_child(enum telescope_process, const char *, int);
127 bc10f6a5 2021-07-12 op static int ui_send_net(int, uint32_t, const void *, uint16_t);
128 bc10f6a5 2021-07-12 op static int ui_send_fs(int, uint32_t, const void *, uint16_t);
130 352e0355 2021-07-25 op static struct proto {
131 352e0355 2021-07-25 op const char *schema;
132 ba782cb8 2021-07-25 op const char *port;
133 1c690d0a 2021-08-03 op int (*loadfn)(struct tab*, const char*);
134 352e0355 2021-07-25 op } protos[] = {
135 ba782cb8 2021-07-25 op {"about", NULL, load_about_url},
136 0b1053d2 2021-08-13 op {"file", NULL, load_file_url},
137 ba782cb8 2021-07-25 op {"finger", "79", load_finger_url},
138 ba782cb8 2021-07-25 op {"gemini", "1965", load_gemini_url},
139 1663bf1e 2021-07-25 op {"gopher", "70", load_gopher_url},
140 ba782cb8 2021-07-25 op {NULL, NULL, NULL},
143 5e11c00c 2021-03-02 op static imsg_handlerfn *handlers[] = {
144 5e11c00c 2021-03-02 op [IMSG_ERR] = handle_imsg_err,
145 5e11c00c 2021-03-02 op [IMSG_CHECK_CERT] = handle_imsg_check_cert,
146 5e11c00c 2021-03-02 op [IMSG_GOT_CODE] = handle_imsg_got_code,
147 5e11c00c 2021-03-02 op [IMSG_GOT_META] = handle_imsg_got_meta,
148 5e11c00c 2021-03-02 op [IMSG_BUF] = handle_imsg_buf,
149 5e11c00c 2021-03-02 op [IMSG_EOF] = handle_imsg_eof,
150 740f578b 2021-03-15 op [IMSG_BOOKMARK_OK] = handle_imsg_bookmark_ok,
151 3a227e9a 2021-03-18 op [IMSG_SAVE_CERT_OK] = handle_imsg_save_cert_ok,
152 288fd238 2021-04-25 op [IMSG_UPDATE_CERT_OK] = handle_imsg_update_cert_ok,
153 de2a69bb 2021-05-17 op [IMSG_FILE_OPENED] = handle_imsg_file_opened,
156 cbcc75fb 2021-03-17 op static struct ohash certs;
158 5e11c00c 2021-03-02 op static void __attribute__((__noreturn__))
161 5e11c00c 2021-03-02 op abort(); /* TODO */
164 5e11c00c 2021-03-02 op static struct tab *
165 f6243012 2021-07-19 op tab_by_id(uint32_t id)
167 5e11c00c 2021-03-02 op struct tab *t;
169 5e11c00c 2021-03-02 op TAILQ_FOREACH(t, &tabshead, tabs) {
170 5e11c00c 2021-03-02 op if (t->id == id)
178 5e11c00c 2021-03-02 op handle_imsg_err(struct imsg *imsg, size_t datalen)
180 3a9b9365 2021-03-09 op struct tab *tab;
183 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
186 3a9b9365 2021-03-09 op page = imsg->data;
187 3a9b9365 2021-03-09 op page[datalen-1] = '\0';
189 3a9b9365 2021-03-09 op if (asprintf(&page, "# Error loading %s\n\n> %s\n",
190 2051e653 2021-03-13 op tab->hist_cur->h, page) == -1)
192 3a9b9365 2021-03-09 op load_page_from_str(tab, page);
197 5e11c00c 2021-03-02 op handle_imsg_check_cert(struct imsg *imsg, size_t datalen)
199 984245ce 2021-06-23 op const char *hash, *host, *port;
200 cbcc75fb 2021-03-17 op int tofu_res;
201 cbcc75fb 2021-03-17 op struct tofu_entry *e;
202 cbcc75fb 2021-03-17 op struct tab *tab;
204 cbcc75fb 2021-03-17 op hash = imsg->data;
205 cbcc75fb 2021-03-17 op if (hash[datalen-1] != '\0')
208 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
211 984245ce 2021-06-23 op if (tab->proxy != NULL) {
212 984245ce 2021-06-23 op host = tab->proxy->host;
213 984245ce 2021-06-23 op port = tab->proxy->port;
215 984245ce 2021-06-23 op host = tab->uri.host;
216 984245ce 2021-06-23 op port = tab->uri.port;
219 984245ce 2021-06-23 op if ((e = tofu_lookup(&certs, host, port)) == NULL) {
220 cbcc75fb 2021-03-17 op /* TODO: an update in libressl/libretls changed
221 cbcc75fb 2021-03-17 op * significantly. Find a better approach at storing
222 cbcc75fb 2021-03-17 op * the certs! */
223 cbcc75fb 2021-03-17 op if (datalen > sizeof(e->hash))
226 cbcc75fb 2021-03-17 op tofu_res = 1; /* trust on first use */
227 cbcc75fb 2021-03-17 op if ((e = calloc(1, sizeof(*e))) == NULL)
229 984245ce 2021-06-23 op strlcpy(e->domain, host, sizeof(e->domain));
230 984245ce 2021-06-23 op if (*port != '\0' && strcmp(port, "1965")) {
231 eb4388ee 2021-04-25 op strlcat(e->domain, ":", sizeof(e->domain));
232 984245ce 2021-06-23 op strlcat(e->domain, port, sizeof(e->domain));
234 cbcc75fb 2021-03-17 op strlcpy(e->hash, hash, sizeof(e->hash));
235 3768e50f 2021-04-25 op tofu_add(&certs, e);
236 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_SAVE_CERT, tab->id, e, sizeof(*e));
238 cbcc75fb 2021-03-17 op tofu_res = !strcmp(hash, e->hash);
240 5d1bac73 2021-03-25 op if (tofu_res) {
241 a2fd3805 2021-07-06 op if (e->verified == -1)
242 a2fd3805 2021-07-06 op tab->trust = TS_TEMP_TRUSTED;
243 a2fd3805 2021-07-06 op else if (e->verified == 1)
244 a2fd3805 2021-07-06 op tab->trust = TS_VERIFIED;
246 a2fd3805 2021-07-06 op tab->trust = TS_TRUSTED;
248 bc10f6a5 2021-07-12 op ui_send_net(IMSG_CERT_STATUS, imsg->hdr.peerid,
249 5d1bac73 2021-03-25 op &tofu_res, sizeof(tofu_res));
251 cbcc75fb 2021-03-17 op tab->trust = TS_UNTRUSTED;
252 cbcc75fb 2021-03-17 op load_page_from_str(tab, "# Certificate mismatch\n");
253 288fd238 2021-04-25 op if ((tab->cert = strdup(hash)) == NULL)
255 5d1bac73 2021-03-25 op ui_yornp("Certificate mismatch. Proceed?",
256 a2fd3805 2021-07-06 op handle_check_cert_user_choice, tab);
261 a2fd3805 2021-07-06 op handle_check_cert_user_choice(int accept, struct tab *tab)
263 bc10f6a5 2021-07-12 op ui_send_net(IMSG_CERT_STATUS, tab->id, &accept,
264 bc10f6a5 2021-07-12 op sizeof(accept));
266 a2fd3805 2021-07-06 op if (accept) {
268 a2fd3805 2021-07-06 op * trust the certificate for this session only. If
269 a2fd3805 2021-07-06 op * the page results in a redirect while we're asking
270 a2fd3805 2021-07-06 op * the user to save, we'll end up with an invalid
271 a2fd3805 2021-07-06 op * tabid (one request == one tab id) and crash. It
272 a2fd3805 2021-07-06 op * also makes sense to save it for the current session
273 a2fd3805 2021-07-06 op * if the user accepted it.
275 a2fd3805 2021-07-06 op tofu_temp_trust(&certs, tab->uri.host, tab->uri.port, tab->cert);
277 288fd238 2021-04-25 op ui_yornp("Save the new certificate?",
278 a2fd3805 2021-07-06 op handle_maybe_save_new_cert, tab);
280 288fd238 2021-04-25 op free(tab->cert);
281 288fd238 2021-04-25 op tab->cert = NULL;
286 a2fd3805 2021-07-06 op handle_maybe_save_new_cert(int accept, struct tab *tab)
288 288fd238 2021-04-25 op struct tofu_entry *e;
289 984245ce 2021-06-23 op const char *host, *port;
291 984245ce 2021-06-23 op if (tab->proxy != NULL) {
292 984245ce 2021-06-23 op host = tab->proxy->host;
293 984245ce 2021-06-23 op port = tab->proxy->port;
295 984245ce 2021-06-23 op host = tab->uri.host;
296 984245ce 2021-06-23 op port = tab->uri.port;
302 fe2262ad 2021-05-12 op if ((e = calloc(1, sizeof(*e))) == NULL)
305 984245ce 2021-06-23 op strlcpy(e->domain, host, sizeof(e->domain));
306 984245ce 2021-06-23 op if (*port != '\0' && strcmp(port, "1965")) {
307 288fd238 2021-04-25 op strlcat(e->domain, ":", sizeof(e->domain));
308 984245ce 2021-06-23 op strlcat(e->domain, port, sizeof(e->domain));
310 288fd238 2021-04-25 op strlcpy(e->hash, tab->cert, sizeof(e->hash));
311 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_UPDATE_CERT, 0, e, sizeof(*e));
313 288fd238 2021-04-25 op tofu_update(&certs, e);
315 288fd238 2021-04-25 op tab->trust = TS_TRUSTED;
318 288fd238 2021-04-25 op free(tab->cert);
319 288fd238 2021-04-25 op tab->cert = NULL;
322 5cd2ebb1 2021-03-11 op static inline int
323 5cd2ebb1 2021-03-11 op normalize_code(int n)
325 5cd2ebb1 2021-03-11 op if (n < 20) {
326 5cd2ebb1 2021-03-11 op if (n == 10 || n == 11)
329 5cd2ebb1 2021-03-11 op } else if (n < 30) {
331 5cd2ebb1 2021-03-11 op } else if (n < 40) {
332 5cd2ebb1 2021-03-11 op if (n == 30 || n == 31)
335 5cd2ebb1 2021-03-11 op } else if (n < 50) {
339 5cd2ebb1 2021-03-11 op } else if (n < 60) {
340 5cd2ebb1 2021-03-11 op if (n <= 53 || n == 59)
343 5cd2ebb1 2021-03-11 op } else if (n < 70) {
348 5cd2ebb1 2021-03-11 op return MALFORMED_RESPONSE;
352 5e11c00c 2021-03-02 op handle_imsg_got_code(struct imsg *imsg, size_t datalen)
354 0972d8b2 2021-03-02 op struct tab *tab;
356 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
359 0972d8b2 2021-03-02 op if (sizeof(tab->code) != datalen)
362 5cd2ebb1 2021-03-11 op memcpy(&tab->code, imsg->data, sizeof(tab->code));
363 5cd2ebb1 2021-03-11 op tab->code = normalize_code(tab->code);
364 5cd2ebb1 2021-03-11 op if (tab->code != 30 && tab->code != 31)
365 0972d8b2 2021-03-02 op tab->redirect_count = 0;
369 5e11c00c 2021-03-02 op handle_imsg_got_meta(struct imsg *imsg, size_t datalen)
371 0972d8b2 2021-03-02 op struct tab *tab;
373 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
376 0972d8b2 2021-03-02 op if (sizeof(tab->meta) <= datalen)
379 0972d8b2 2021-03-02 op memcpy(tab->meta, imsg->data, datalen);
381 5cd2ebb1 2021-03-11 op if (tab->code < 10) { /* internal errors */
382 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
383 5cd2ebb1 2021-03-11 op } else if (tab->code < 20) { /* 1x */
384 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
385 9a28e7e5 2021-08-03 op ui_require_input(tab, tab->code == 11, PROTO_GEMINI);
386 5cd2ebb1 2021-03-11 op } else if (tab->code == 20) {
387 c07ac996 2021-03-12 op if (setup_parser_for(tab)) {
388 bc10f6a5 2021-07-12 op ui_send_net(IMSG_PROCEED, tab->id, NULL, 0);
390 c07ac996 2021-03-12 op load_page_from_str(tab, err_pages[UNKNOWN_TYPE_OR_CSET]);
391 de2a69bb 2021-05-17 op ui_yornp("Can't display page, wanna save?",
392 a2fd3805 2021-07-06 op handle_maybe_save_page, tab);
394 5cd2ebb1 2021-03-11 op } else if (tab->code < 40) { /* 3x */
395 3a9b9365 2021-03-09 op tab->redirect_count++;
397 3a9b9365 2021-03-09 op /* TODO: make customizable? */
398 3a9b9365 2021-03-09 op if (tab->redirect_count > 5) {
399 3a9b9365 2021-03-09 op load_page_from_str(tab,
400 3a9b9365 2021-03-09 op err_pages[TOO_MUCH_REDIRECTS]);
402 bd3a3a95 2021-07-20 op do_load_url(tab, tab->meta, NULL);
403 5cd2ebb1 2021-03-11 op } else { /* 4x, 5x & 6x */
404 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
409 a2fd3805 2021-07-06 op handle_maybe_save_page(int dosave, struct tab *tab)
412 d1353324 2021-07-13 op ui_read("Save to path", handle_save_page_path, tab);
414 a2fd3805 2021-07-06 op stop_tab(tab);
418 d1353324 2021-07-13 op handle_save_page_path(const char *path, struct tab *tab)
420 de2a69bb 2021-05-17 op if (path == NULL) {
421 d1353324 2021-07-13 op stop_tab(tab);
425 de2a69bb 2021-05-17 op tab->path = strdup(path);
427 d1353324 2021-07-13 op ui_send_fs(IMSG_FILE_OPEN, tab->id, path, strlen(path)+1);
431 de2a69bb 2021-05-17 op handle_imsg_file_opened(struct imsg *imsg, size_t datalen)
433 de2a69bb 2021-05-17 op struct tab *tab;
435 de2a69bb 2021-05-17 op const char *e;
438 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL) {
439 f6243012 2021-07-19 op if (imsg->fd != -1)
440 f6243012 2021-07-19 op close(imsg->fd);
444 de2a69bb 2021-05-17 op if (imsg->fd == -1) {
445 de2a69bb 2021-05-17 op stop_tab(tab);
447 de2a69bb 2021-05-17 op e = imsg->data;
448 de2a69bb 2021-05-17 op if (e[datalen-1] != '\0')
450 de2a69bb 2021-05-17 op l = asprintf(&page, "# Can't open file\n\n> %s: %s\n",
451 de2a69bb 2021-05-17 op tab->path, e);
454 de2a69bb 2021-05-17 op load_page_from_str(tab, page);
457 de2a69bb 2021-05-17 op tab->fd = imsg->fd;
458 bc10f6a5 2021-07-12 op ui_send_net(IMSG_PROCEED, tab->id, NULL, 0);
463 5e11c00c 2021-03-02 op handle_imsg_buf(struct imsg *imsg, size_t datalen)
465 0972d8b2 2021-03-02 op struct tab *tab;
467 0e1eff5b 2021-06-23 op char *page, buf[FMT_SCALED_STRSIZE] = {0};
469 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
472 de2a69bb 2021-05-17 op tab->bytes += datalen;
473 de2a69bb 2021-05-17 op if (tab->fd == -1) {
474 8c1b0837 2021-07-25 op if (!parser_parse(tab, imsg->data, datalen))
477 de2a69bb 2021-05-17 op write(tab->fd, imsg->data, datalen);
478 0e1eff5b 2021-06-23 op fmt_scaled(tab->bytes, buf);
479 0e1eff5b 2021-06-23 op l = asprintf(&page, "Saving to \"%s\"... (%s)\n",
484 de2a69bb 2021-05-17 op load_page_from_str(tab, page);
488 0972d8b2 2021-03-02 op ui_on_tab_refresh(tab);
492 5e11c00c 2021-03-02 op handle_imsg_eof(struct imsg *imsg, size_t datalen)
494 2ba66cea 2021-03-22 op struct tab *tab;
496 0e1eff5b 2021-06-23 op char *page, buf[FMT_SCALED_STRSIZE] = {0};
498 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
501 de2a69bb 2021-05-17 op if (tab->fd == -1) {
502 8c1b0837 2021-07-25 op if (!parser_free(tab))
505 0e1eff5b 2021-06-23 op fmt_scaled(tab->bytes, buf);
506 0e1eff5b 2021-06-23 op l = asprintf(&page, "Saved to \"%s\" (%s)\n",
511 de2a69bb 2021-05-17 op load_page_from_str(tab, page);
514 de2a69bb 2021-05-17 op close(tab->fd);
515 de2a69bb 2021-05-17 op tab->fd = -1;
516 de2a69bb 2021-05-17 op free(tab->path);
517 de2a69bb 2021-05-17 op tab->path = NULL;
520 2ba66cea 2021-03-22 op ui_on_tab_refresh(tab);
521 2ba66cea 2021-03-22 op ui_on_tab_loaded(tab);
525 740f578b 2021-03-15 op handle_imsg_bookmark_ok(struct imsg *imsg, size_t datalen)
529 740f578b 2021-03-15 op if (datalen != sizeof(res))
532 740f578b 2021-03-15 op memcpy(&res, imsg->data, sizeof(res));
533 740f578b 2021-03-15 op if (res == 0)
534 7f963c41 2021-06-20 op message("Added to bookmarks!");
536 7f963c41 2021-06-20 op message("Failed to add to bookmarks: %s",
537 740f578b 2021-03-15 op strerror(res));
541 3a227e9a 2021-03-18 op handle_imsg_save_cert_ok(struct imsg *imsg, size_t datalen)
545 3a227e9a 2021-03-18 op if (datalen != sizeof(res))
547 3a227e9a 2021-03-18 op memcpy(&res, imsg->data, datalen);
548 3a227e9a 2021-03-18 op if (res != 0)
549 7f963c41 2021-06-20 op message("Failed to save the cert for: %s",
550 3a227e9a 2021-03-18 op strerror(res));
554 288fd238 2021-04-25 op handle_imsg_update_cert_ok(struct imsg *imsg, size_t datalen)
558 288fd238 2021-04-25 op if (datalen != sizeof(res))
560 288fd238 2021-04-25 op memcpy(&res, imsg->data, datalen);
562 7f963c41 2021-06-20 op message("Failed to update the certificate");
566 1304bbdd 2021-03-15 op handle_dispatch_imsg(int fd, short ev, void *d)
568 bc10f6a5 2021-07-12 op struct imsgev *iev = d;
570 ea080950 2021-07-20 op if (dispatch_imsg(iev, ev, handlers, sizeof(handlers)) == -1)
571 ea080950 2021-07-20 op err(1, "connection closed");
575 0972d8b2 2021-03-02 op load_page_from_str(struct tab *tab, const char *page)
577 00ccb53d 2021-07-01 op erase_buffer(&tab->buffer);
578 8c1b0837 2021-07-25 op parser_init(tab, gemtext_initparser);
579 46f6e974 2021-05-17 op if (!tab->buffer.page.parse(&tab->buffer.page, page, strlen(page)))
581 46f6e974 2021-05-17 op if (!tab->buffer.page.free(&tab->buffer.page))
583 0972d8b2 2021-03-02 op ui_on_tab_refresh(tab);
584 8af5e5ed 2021-03-08 op ui_on_tab_loaded(tab);
589 4d3785b1 2021-03-09 op load_about_url(struct tab *tab, const char *url)
591 7b2aac84 2021-08-13 op tab->trust = TS_UNKNOWN;
592 8c1b0837 2021-07-25 op parser_init(tab, gemtext_initparser);
593 c7586aab 2021-08-13 op return make_fs_request(tab, IMSG_GET, url);
597 0b1053d2 2021-08-13 op load_file_url(struct tab *tab, const char *url)
599 0b1053d2 2021-08-13 op tab->trust = TS_UNKNOWN;
600 0b1053d2 2021-08-13 op return make_fs_request(tab, IMSG_GET_FILE, tab->uri.path);
604 5fb52fc0 2021-07-25 op load_finger_url(struct tab *tab, const char *url)
606 5fb52fc0 2021-07-25 op struct get_req req;
610 5fb52fc0 2021-07-25 op memset(&req, 0, sizeof(req));
611 ba782cb8 2021-07-25 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
614 5fb52fc0 2021-07-25 op * Sometimes the finger url have the user as path component
615 5fb52fc0 2021-07-25 op * (e.g. finger://thelambdalab.xyz/plugd), sometimes as
616 5fb52fc0 2021-07-25 op * userinfo (e.g. finger://cobradile@finger.farm).
618 5fb52fc0 2021-07-25 op if ((at = strchr(tab->uri.host, '@')) != NULL) {
619 5fb52fc0 2021-07-25 op len = at - tab->uri.host;
620 5fb52fc0 2021-07-25 op memcpy(req.req, tab->uri.host, len);
622 5fb52fc0 2021-07-25 op if (len >= sizeof(req.req))
624 5fb52fc0 2021-07-25 op req.req[len] = '\0';
626 5fb52fc0 2021-07-25 op strlcpy(req.host, at+1, sizeof(req.host));
628 5fb52fc0 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
630 5fb52fc0 2021-07-25 op /* +1 to skip the initial `/' */
631 5fb52fc0 2021-07-25 op strlcpy(req.req, tab->uri.path+1, sizeof(req.req));
633 5fb52fc0 2021-07-25 op strlcat(req.req, "\r\n", sizeof(req.req));
635 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
636 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_FINGER, NULL);
640 4d3785b1 2021-03-09 op load_gemini_url(struct tab *tab, const char *url)
642 984245ce 2021-06-23 op struct get_req req;
644 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
645 984245ce 2021-06-23 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
646 984245ce 2021-06-23 op strlcpy(req.port, tab->uri.port, sizeof(req.host));
648 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_GEMINI, tab->hist_cur->h);
651 ca190c99 2021-08-14 op static inline const char *
652 ca190c99 2021-08-14 op gopher_skip_selector(const char *path, int *ret_type)
654 ca190c99 2021-08-14 op *ret_type = 0;
656 ca190c99 2021-08-14 op if (!strcmp(path, "/") || *path == '\0') {
657 ca190c99 2021-08-14 op *ret_type = '1';
661 ca190c99 2021-08-14 op if (*path != '/')
665 ca190c99 2021-08-14 op switch (*ret_type = *path) {
672 ca190c99 2021-08-14 op *ret_type = 0;
678 ca190c99 2021-08-14 op if (*path == '/')
685 1663bf1e 2021-07-25 op load_gopher_url(struct tab *tab, const char *url)
687 81839fee 2021-07-25 op struct get_req req;
689 81839fee 2021-07-25 op const char *path;
691 1663bf1e 2021-07-25 op memset(&req, 0, sizeof(req));
692 1663bf1e 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
693 1663bf1e 2021-07-25 op strlcpy(req.port, tab->uri.port, sizeof(req.host));
695 ca190c99 2021-08-14 op path = gopher_skip_selector(tab->uri.path, &type);
696 ca190c99 2021-08-14 op switch (type) {
698 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
701 ca190c99 2021-08-14 op parser_init(tab, gophermap_initparser);
704 9a28e7e5 2021-08-03 op ui_require_input(tab, 0, PROTO_GOPHER);
705 9a28e7e5 2021-08-03 op return load_page_from_str(tab, err_pages[10]);
707 ca190c99 2021-08-14 op return load_page_from_str(tab, "Unknown gopher selector");
710 9a28e7e5 2021-08-03 op strlcpy(req.req, path, sizeof(req.req));
711 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
712 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
713 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
715 767da05c 2021-08-13 op strlcat(req.req, "\r\n", sizeof(req.req));
717 767da05c 2021-08-13 op return make_request(tab, &req, PROTO_GOPHER, NULL);
721 984245ce 2021-06-23 op load_via_proxy(struct tab *tab, const char *url, struct proxy *p)
723 984245ce 2021-06-23 op struct get_req req;
725 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
726 984245ce 2021-06-23 op strlcpy(req.host, p->host, sizeof(req.host));
727 984245ce 2021-06-23 op strlcpy(req.port, p->port, sizeof(req.host));
729 cf1195ce 2021-07-25 op tab->proxy = p;
731 1c690d0a 2021-08-03 op return make_request(tab, &req, p->proto, tab->hist_cur->h);
735 cf1195ce 2021-07-25 op make_request(struct tab *tab, struct get_req *req, int proto, const char *r)
737 cf1195ce 2021-07-25 op stop_tab(tab);
738 cf1195ce 2021-07-25 op tab->id = tab_new_id();
739 cf1195ce 2021-07-25 op req->proto = proto;
741 cf1195ce 2021-07-25 op if (r != NULL) {
742 cf1195ce 2021-07-25 op strlcpy(req->req, r, sizeof(req->req));
743 cf1195ce 2021-07-25 op strlcat(req->req, "\r\n", sizeof(req->req));
746 cf1195ce 2021-07-25 op ui_send_net(IMSG_GET_RAW, tab->id, req, sizeof(*req));
749 1c690d0a 2021-08-03 op * So the various load_*_url can `return make_request` and
750 1c690d0a 2021-08-03 op * do_load_url is happy.
756 c7586aab 2021-08-13 op make_fs_request(struct tab *tab, int type, const char *r)
758 c7586aab 2021-08-13 op stop_tab(tab);
759 c7586aab 2021-08-13 op tab->id = tab_new_id();
761 c7586aab 2021-08-13 op ui_send_fs(type, tab->id, r, strlen(r)+1);
764 c7586aab 2021-08-13 op * So load_{about,file}_url can `return make_fs_request` and
765 c7586aab 2021-08-13 op * do_load_url is happy.
771 9a28e7e5 2021-08-03 op gopher_send_search_req(struct tab *tab, const char *text)
773 9a28e7e5 2021-08-03 op struct get_req req;
775 1b0e6efc 2021-08-08 op start_loading_anim(tab);
777 9a28e7e5 2021-08-03 op memset(&req, 0, sizeof(req));
778 9a28e7e5 2021-08-03 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
779 9a28e7e5 2021-08-03 op strlcpy(req.port, tab->uri.port, sizeof(req.host));
781 9a28e7e5 2021-08-03 op /* +2 to skip /7 */
782 9a28e7e5 2021-08-03 op strlcpy(req.req, tab->uri.path+2, sizeof(req.req));
783 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
784 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
785 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
788 9a28e7e5 2021-08-03 op strlcat(req.req, "\t", sizeof(req.req));
789 9a28e7e5 2021-08-03 op strlcat(req.req, text, sizeof(req.req));
790 9a28e7e5 2021-08-03 op strlcat(req.req, "\r\n", sizeof(req.req));
792 9a28e7e5 2021-08-03 op erase_buffer(&tab->buffer);
793 9a28e7e5 2021-08-03 op parser_init(tab, gophermap_initparser);
795 9a28e7e5 2021-08-03 op make_request(tab, &req, PROTO_GOPHER, NULL);
799 adea4eec 2021-07-16 op * Effectively load the given url in the given tab. Return 1 when
800 adea4eec 2021-07-16 op * loading the page asynchronously, and thus when an erase_buffer can
801 adea4eec 2021-07-16 op * be done right after this function return, or 0 when loading the
802 adea4eec 2021-07-16 op * page synchronously. In this last case, erase_buffer *MUST* be
803 adea4eec 2021-07-16 op * called by the handling function (such as load_page_from_str).
806 bd3a3a95 2021-07-20 op do_load_url(struct tab *tab, const char *url, const char *base)
808 31f1a758 2021-04-22 op struct phos_uri uri;
809 31f1a758 2021-04-22 op struct proto *p;
810 984245ce 2021-06-23 op struct proxy *proxy;
813 7943bb81 2021-07-10 op tab->proxy = NULL;
815 de2a69bb 2021-05-17 op if (tab->fd != -1) {
816 de2a69bb 2021-05-17 op close(tab->fd);
817 de2a69bb 2021-05-17 op tab->fd = -1;
818 de2a69bb 2021-05-17 op free(tab->path);
819 de2a69bb 2021-05-17 op tab->path = NULL;
822 10346511 2021-03-17 op tab->trust = TS_UNKNOWN;
824 bd3a3a95 2021-07-20 op if (base == NULL)
825 bd3a3a95 2021-07-20 op memcpy(&uri, &tab->uri, sizeof(tab->uri));
827 bd3a3a95 2021-07-20 op phos_parse_absolute_uri(base, &uri);
829 31f1a758 2021-04-22 op if (!phos_resolve_uri_from_str(&uri, url, &tab->uri)) {
830 902fc2c2 2021-07-25 op if (asprintf(&t, "#error loading %s\n>%s\n",
831 31f1a758 2021-04-22 op url, "Can't parse the URI") == -1)
833 31f1a758 2021-04-22 op strlcpy(tab->hist_cur->h, url, sizeof(tab->hist_cur->h));
834 31f1a758 2021-04-22 op load_page_from_str(tab, t);
839 31f1a758 2021-04-22 op phos_serialize_uri(&tab->uri, tab->hist_cur->h,
840 31f1a758 2021-04-22 op sizeof(tab->hist_cur->h));
842 4d3785b1 2021-03-09 op for (p = protos; p->schema != NULL; ++p) {
843 ed383cf4 2021-04-22 op if (!strcmp(tab->uri.scheme, p->schema)) {
844 ba782cb8 2021-07-25 op /* patch the port */
845 ba782cb8 2021-07-25 op if (*tab->uri.port == '\0' && p->port != NULL)
846 ba782cb8 2021-07-25 op strlcpy(tab->uri.port, p->port,
847 ba782cb8 2021-07-25 op sizeof(tab->uri.port));
849 1c690d0a 2021-08-03 op return p->loadfn(tab, url);
853 984245ce 2021-06-23 op TAILQ_FOREACH(proxy, &proxies, proxies) {
854 1c690d0a 2021-08-03 op if (!strcmp(tab->uri.scheme, proxy->match_proto))
855 1c690d0a 2021-08-03 op return load_via_proxy(tab, url, proxy);
858 b38cd1f7 2021-08-03 op return load_page_from_str(tab, err_pages[UNKNOWN_PROTOCOL]);
862 2ddbda6b 2021-07-17 op * Load url in tab. If tab is marked as lazy, only prepare the url
863 2ddbda6b 2021-07-17 op * but don't load it. If tab is lazy and a url was already prepared,
864 2ddbda6b 2021-07-17 op * do load it!
867 bc55cdb9 2021-08-12 op load_url(struct tab *tab, const char *url, const char *base, int nohist)
871 2ddbda6b 2021-07-17 op lazy = tab->flags & TAB_LAZY;
873 2ddbda6b 2021-07-17 op if (lazy && tab->hist_cur != NULL) {
875 2ddbda6b 2021-07-17 op tab->flags &= ~TAB_LAZY;
878 bc55cdb9 2021-08-12 op /* can't have both nohist and lazy at the same time. */
879 bc55cdb9 2021-08-12 op if (nohist && lazy)
882 bc55cdb9 2021-08-12 op if (!nohist && (!lazy || tab->hist_cur == NULL)) {
883 2ddbda6b 2021-07-17 op if (tab->hist_cur != NULL)
884 2ddbda6b 2021-07-17 op hist_clear_forward(&tab->hist,
885 2ddbda6b 2021-07-17 op TAILQ_NEXT(tab->hist_cur, entries));
887 2ddbda6b 2021-07-17 op if ((tab->hist_cur = calloc(1, sizeof(*tab->hist_cur))) == NULL) {
888 2ddbda6b 2021-07-17 op event_loopbreak();
892 2ddbda6b 2021-07-17 op strlcpy(tab->buffer.page.title, url,
893 2ddbda6b 2021-07-17 op sizeof(tab->buffer.page.title));
894 2ddbda6b 2021-07-17 op hist_push(&tab->hist, tab->hist_cur);
897 2ddbda6b 2021-07-17 op strlcpy(tab->hist_cur->h, url,
898 2ddbda6b 2021-07-17 op sizeof(tab->hist_cur->h));
901 bd3a3a95 2021-07-20 op if (!lazy && do_load_url(tab, url, base))
902 adea4eec 2021-07-16 op erase_buffer(&tab->buffer);
906 a37d1a1c 2021-08-14 op load_url_in_tab(struct tab *tab, const char *url, const char *base, int nohist)
908 a37d1a1c 2021-08-14 op if (!operating) {
909 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
913 a37d1a1c 2021-08-14 op autosave_hook();
915 a37d1a1c 2021-08-14 op message("Loading %s...", url);
916 a37d1a1c 2021-08-14 op start_loading_anim(tab);
917 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
921 2051e653 2021-03-13 op load_previous_page(struct tab *tab)
923 2051e653 2021-03-13 op struct hist *h;
925 2051e653 2021-03-13 op if ((h = TAILQ_PREV(tab->hist_cur, mhisthead, entries)) == NULL)
927 2051e653 2021-03-13 op tab->hist_cur = h;
928 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
933 2051e653 2021-03-13 op load_next_page(struct tab *tab)
935 2051e653 2021-03-13 op struct hist *h;
937 2051e653 2021-03-13 op if ((h = TAILQ_NEXT(tab->hist_cur, entries)) == NULL)
939 2051e653 2021-03-13 op tab->hist_cur = h;
940 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
945 a37d1a1c 2021-08-14 op switch_to_tab(struct tab *tab)
947 a37d1a1c 2021-08-14 op current_tab = tab;
948 a37d1a1c 2021-08-14 op tab->flags &= ~TAB_URGENT;
950 a37d1a1c 2021-08-14 op if (operating && tab->flags & TAB_LAZY)
951 a37d1a1c 2021-08-14 op load_url_in_tab(tab, tab->hist_cur->h, NULL, 0);
955 a37d1a1c 2021-08-14 op tab_new_id(void)
957 a37d1a1c 2021-08-14 op static uint32_t tab_counter;
959 a37d1a1c 2021-08-14 op return tab_counter++;
963 a37d1a1c 2021-08-14 op new_tab(const char *url, const char *base, struct tab *after)
965 a37d1a1c 2021-08-14 op struct tab *tab;
967 a37d1a1c 2021-08-14 op autosave_hook();
969 a37d1a1c 2021-08-14 op if ((tab = calloc(1, sizeof(*tab))) == NULL) {
970 a37d1a1c 2021-08-14 op event_loopbreak();
973 a37d1a1c 2021-08-14 op tab->fd = -1;
975 a37d1a1c 2021-08-14 op TAILQ_INIT(&tab->hist.head);
977 a37d1a1c 2021-08-14 op TAILQ_INIT(&tab->buffer.head);
978 a37d1a1c 2021-08-14 op TAILQ_INIT(&tab->buffer.page.head);
980 a37d1a1c 2021-08-14 op tab->id = tab_new_id();
981 a37d1a1c 2021-08-14 op if (!operating)
982 a37d1a1c 2021-08-14 op tab->flags |= TAB_LAZY;
983 a37d1a1c 2021-08-14 op switch_to_tab(tab);
985 a37d1a1c 2021-08-14 op if (after != NULL)
986 a37d1a1c 2021-08-14 op TAILQ_INSERT_AFTER(&tabshead, after, tab, tabs);
988 a37d1a1c 2021-08-14 op TAILQ_INSERT_TAIL(&tabshead, tab, tabs);
990 a37d1a1c 2021-08-14 op load_url_in_tab(tab, url, base, 0);
995 90730426 2021-07-21 op * Free every resource linked to the tab, including the tab itself.
996 90730426 2021-07-21 op * Removes the tab from the tablist, but doesn't update the
997 90730426 2021-07-21 op * current_tab though.
1000 90730426 2021-07-21 op free_tab(struct tab *tab)
1002 90730426 2021-07-21 op stop_tab(tab);
1004 ecfbb1d4 2021-08-14 op autosave_hook();
1006 90730426 2021-07-21 op if (evtimer_pending(&tab->loadingev, NULL))
1007 90730426 2021-07-21 op evtimer_del(&tab->loadingev);
1009 90730426 2021-07-21 op TAILQ_REMOVE(&tabshead, tab, tabs);
1014 9ad4627d 2021-03-10 op stop_tab(struct tab *tab)
1016 bc10f6a5 2021-07-12 op ui_send_net(IMSG_STOP, tab->id, NULL, 0);
1018 de2a69bb 2021-05-17 op if (tab->fd != -1) {
1019 de2a69bb 2021-05-17 op close(tab->fd);
1020 de2a69bb 2021-05-17 op tab->fd = -1;
1021 de2a69bb 2021-05-17 op free(tab->path);
1022 de2a69bb 2021-05-17 op tab->path = NULL;
1023 de2a69bb 2021-05-17 op load_page_from_str(tab, "Stopped.\n");
1028 740f578b 2021-03-15 op add_to_bookmarks(const char *str)
1030 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_BOOKMARK_PAGE, 0,
1031 bc10f6a5 2021-07-12 op str, strlen(str)+1);
1035 c7107cec 2021-04-01 op save_session(void)
1037 87e3e801 2021-07-17 op struct tab *tab;
1041 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_SESSION_START, 0, NULL, 0);
1043 c7107cec 2021-04-01 op TAILQ_FOREACH(tab, &tabshead, tabs) {
1044 87e3e801 2021-07-17 op flags = tab->flags;
1045 87e3e801 2021-07-17 op if (tab == current_tab)
1046 87e3e801 2021-07-17 op flags |= TAB_CURRENT;
1048 2f524b17 2021-07-17 op t = tab->hist_cur->h;
1049 2f524b17 2021-07-17 op ui_send_fs(IMSG_SESSION_TAB, flags, t, strlen(t)+1);
1051 2f524b17 2021-07-17 op t = tab->buffer.page.title;
1052 2f524b17 2021-07-17 op ui_send_fs(IMSG_SESSION_TAB_TITLE, 0, t, strlen(t)+1);
1055 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_SESSION_END, 0, NULL, 0);
1059 ecfbb1d4 2021-08-14 op autosave_timer(int fd, short event, void *data)
1061 ecfbb1d4 2021-08-14 op save_session();
1065 ecfbb1d4 2021-08-14 op * Function to be called in "interesting" places where we may want to
1066 ecfbb1d4 2021-08-14 op * schedule an autosave (like on new tab or before loading an url.)
1069 ecfbb1d4 2021-08-14 op autosave_hook(void)
1071 ecfbb1d4 2021-08-14 op struct timeval tv;
1073 ecfbb1d4 2021-08-14 op if (autosave <= 0)
1076 ecfbb1d4 2021-08-14 op if (!evtimer_pending(&autosaveev, NULL)) {
1077 ecfbb1d4 2021-08-14 op tv.tv_sec = autosave;
1078 ecfbb1d4 2021-08-14 op tv.tv_usec = 0;
1080 ecfbb1d4 2021-08-14 op evtimer_add(&autosaveev, &tv);
1085 87e3e801 2021-07-17 op * Parse a line of the session file. The format is:
1087 2f524b17 2021-07-17 op * URL [flags,...] [title]\n
1090 2f524b17 2021-07-17 op parse_session_line(char *line, const char **title, uint32_t *flags)
1092 2f524b17 2021-07-17 op char *s, *t, *ap;
1094 2f524b17 2021-07-17 op *title = "";
1096 87e3e801 2021-07-17 op if ((s = strchr(line, ' ')) == NULL)
1099 87e3e801 2021-07-17 op *s++ = '\0';
1101 2f524b17 2021-07-17 op if ((t = strchr(s, ' ')) != NULL) {
1102 2f524b17 2021-07-17 op *t++ = '\0';
1106 87e3e801 2021-07-17 op while ((ap = strsep(&s, ",")) != NULL) {
1107 87e3e801 2021-07-17 op if (*ap == '\0')
1109 87e3e801 2021-07-17 op else if (!strcmp(ap, "current"))
1110 87e3e801 2021-07-17 op *flags |= TAB_CURRENT;
1112 87e3e801 2021-07-17 op message("unknown tab flag: %s", ap);
1117 87e3e801 2021-07-17 op load_last_session(void)
1119 2f524b17 2021-07-17 op const char *title;
1120 87e3e801 2021-07-17 op char *nl, *line = NULL;
1121 87e3e801 2021-07-17 op uint32_t flags;
1122 87e3e801 2021-07-17 op size_t linesize = 0;
1123 87e3e801 2021-07-17 op ssize_t linelen;
1124 87e3e801 2021-07-17 op FILE *session;
1125 259cf35a 2021-07-18 op struct tab *tab, *curr = NULL;
1127 87e3e801 2021-07-17 op if ((session = fopen(session_file, "r")) == NULL) {
1128 87e3e801 2021-07-17 op /* first time? */
1129 55eb4d95 2021-08-12 op new_tab("about:new", NULL, NULL);
1130 55eb4d95 2021-08-12 op switch_to_tab(new_tab("about:help", NULL, NULL));
1134 87e3e801 2021-07-17 op while ((linelen = getline(&line, &linesize, session)) != -1) {
1135 87e3e801 2021-07-17 op if ((nl = strchr(line, '\n')) != NULL)
1137 2f524b17 2021-07-17 op parse_session_line(line, &title, &flags);
1138 55eb4d95 2021-08-12 op if ((tab = new_tab(line, NULL, NULL)) == NULL)
1139 2f524b17 2021-07-17 op err(1, "new_tab");
1140 2f524b17 2021-07-17 op strlcpy(tab->buffer.page.title, title,
1141 2f524b17 2021-07-17 op sizeof(tab->buffer.page.title));
1142 87e3e801 2021-07-17 op if (flags & TAB_CURRENT)
1146 87e3e801 2021-07-17 op if (ferror(session))
1147 87e3e801 2021-07-17 op message("error reading %s: %s",
1148 87e3e801 2021-07-17 op session_file, strerror(errno));
1149 87e3e801 2021-07-17 op fclose(session);
1152 87e3e801 2021-07-17 op if (curr != NULL)
1153 87e3e801 2021-07-17 op switch_to_tab(curr);
1155 b6171794 2021-07-20 op if (last_time_crashed())
1156 55eb4d95 2021-08-12 op switch_to_tab(new_tab("about:crash", NULL, NULL));
1161 6cc5fcfe 2021-07-08 op static pid_t
1162 6cc5fcfe 2021-07-08 op start_child(enum telescope_process p, const char *argv0, int fd)
1164 6cc5fcfe 2021-07-08 op const char *argv[4];
1165 6cc5fcfe 2021-07-08 op int argc = 0;
1168 6cc5fcfe 2021-07-08 op switch (pid = fork()) {
1178 6cc5fcfe 2021-07-08 op if (dup2(fd, 3) == -1)
1179 6cc5fcfe 2021-07-08 op err(1, "cannot setup imsg fd");
1181 6cc5fcfe 2021-07-08 op argv[argc++] = argv0;
1182 6cc5fcfe 2021-07-08 op switch (p) {
1183 6cc5fcfe 2021-07-08 op case PROC_UI:
1184 6cc5fcfe 2021-07-08 op errx(1, "Can't start ui process");
1185 6cc5fcfe 2021-07-08 op case PROC_FS:
1186 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tf";
1188 6cc5fcfe 2021-07-08 op case PROC_NET:
1189 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tn";
1193 6cc5fcfe 2021-07-08 op argv[argc++] = NULL;
1194 6cc5fcfe 2021-07-08 op execvp(argv0, (char *const *)argv);
1195 6cc5fcfe 2021-07-08 op err(1, "execvp(%s)", argv0);
1199 bc10f6a5 2021-07-12 op ui_send_net(int type, uint32_t peerid, const void *data,
1200 bc10f6a5 2021-07-12 op uint16_t datalen)
1202 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_net, type, peerid, 0, -1, data,
1207 bc10f6a5 2021-07-12 op ui_send_fs(int type, uint32_t peerid, const void *data, uint16_t datalen)
1209 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_fs, type, peerid, 0, -1, data,
1213 6cc5fcfe 2021-07-08 op static void __attribute__((noreturn))
1214 6cc5fcfe 2021-07-08 op usage(int r)
1216 dc761924 2021-07-15 op fprintf(stderr, "USAGE: %s [-hnv] [-c config] [url]\n",
1217 dc761924 2021-07-15 op getprogname());
1218 d2544989 2021-07-08 op fprintf(stderr, "version: " PACKAGE " " VERSION "\n");
1223 6cd6a9e1 2021-03-20 op main(int argc, char * const *argv)
1225 bc10f6a5 2021-07-12 op struct imsgev net_ibuf, fs_ibuf;
1226 bc10f6a5 2021-07-12 op int pipe2net[2], pipe2fs[2];
1227 d2544989 2021-07-08 op int ch, configtest = 0, fail = 0;
1228 d2544989 2021-07-08 op int has_url = 0;
1229 6cc5fcfe 2021-07-08 op int proc = -1;
1230 d0fd368a 2021-07-15 op int sessionfd;
1231 d2544989 2021-07-08 op char path[PATH_MAX];
1232 6cc5fcfe 2021-07-08 op const char *url = NEW_TAB_URL;
1233 6cc5fcfe 2021-07-08 op const char *argv0;
1235 6cc5fcfe 2021-07-08 op argv0 = argv[0];
1237 5e11c00c 2021-03-02 op signal(SIGCHLD, SIG_IGN);
1238 a0e91173 2021-06-13 op signal(SIGPIPE, SIG_IGN);
1240 d2544989 2021-07-08 op if (getenv("NO_COLOR") != NULL)
1241 d2544989 2021-07-08 op enable_colors = 0;
1243 d2544989 2021-07-08 op strlcpy(path, getenv("HOME"), sizeof(path));
1244 d2544989 2021-07-08 op strlcat(path, "/.telescope/config", sizeof(path));
1246 dc761924 2021-07-15 op while ((ch = getopt_long(argc, argv, opts, longopts, NULL)) != -1) {
1247 d2544989 2021-07-08 op switch (ch) {
1249 1853ee50 2021-07-15 op exit(ui_print_colors());
1252 d2544989 2021-07-08 op strlcpy(path, optarg, sizeof(path));
1255 d2544989 2021-07-08 op configtest = 1;
1260 6cc5fcfe 2021-07-08 op switch (*optarg) {
1262 6cc5fcfe 2021-07-08 op proc = PROC_FS;
1265 6cc5fcfe 2021-07-08 op proc = PROC_NET;
1268 6cc5fcfe 2021-07-08 op errx(1, "invalid process spec %c",
1273 dc761924 2021-07-15 op printf("%s %s\n", PACKAGE_NAME, PACKAGE_VERSION);
1281 d2544989 2021-07-08 op argc -= optind;
1282 d2544989 2021-07-08 op argv += optind;
1284 6cc5fcfe 2021-07-08 op if (proc != -1) {
1285 6cc5fcfe 2021-07-08 op if (argc > 0)
1287 6cc5fcfe 2021-07-08 op else if (proc == PROC_FS)
1288 6cc5fcfe 2021-07-08 op return fs_main();
1289 6cc5fcfe 2021-07-08 op else if (proc == PROC_NET)
1290 f45bd2e3 2021-07-24 op return net_main();
1295 d2544989 2021-07-08 op if (argc != 0) {
1296 d2544989 2021-07-08 op has_url = 1;
1297 d2544989 2021-07-08 op url = argv[0];
1300 d5bdf203 2021-07-08 op /* setup keys before reading the config */
1301 d5bdf203 2021-07-08 op TAILQ_INIT(&global_map.m);
1302 d5bdf203 2021-07-08 op global_map.unhandled_input = global_key_unbound;
1303 d5bdf203 2021-07-08 op TAILQ_INIT(&minibuffer_map.m);
1305 d2544989 2021-07-08 op config_init();
1306 d2544989 2021-07-08 op parseconfig(path, fail);
1307 d2544989 2021-07-08 op if (configtest){
1308 d2544989 2021-07-08 op puts("config OK");
1313 d0fd368a 2021-07-15 op if ((sessionfd = lock_session()) == -1)
1314 d0fd368a 2021-07-15 op errx(1, "can't lock session, is another instance of "
1315 d0fd368a 2021-07-15 op "telescope already running?");
1317 6cc5fcfe 2021-07-08 op /* Start children. */
1318 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2fs) == -1)
1319 5e11c00c 2021-03-02 op err(1, "socketpair");
1320 bc10f6a5 2021-07-12 op start_child(PROC_FS, argv0, pipe2fs[1]);
1321 bc10f6a5 2021-07-12 op imsg_init(&fs_ibuf.ibuf, pipe2fs[0]);
1322 bc10f6a5 2021-07-12 op iev_fs = &fs_ibuf;
1323 bc10f6a5 2021-07-12 op iev_fs->handler = handle_dispatch_imsg;
1325 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2net) == -1)
1326 35e1f40a 2021-03-14 op err(1, "socketpair");
1327 bc10f6a5 2021-07-12 op start_child(PROC_NET, argv0, pipe2net[1]);
1328 bc10f6a5 2021-07-12 op imsg_init(&net_ibuf.ibuf, pipe2net[0]);
1329 bc10f6a5 2021-07-12 op iev_net = &net_ibuf;
1330 bc10f6a5 2021-07-12 op iev_net->handler = handle_dispatch_imsg;
1332 37d429b0 2021-04-01 op setproctitle("ui");
1334 6cc5fcfe 2021-07-08 op /* initialize tofu & load certificates */
1335 3768e50f 2021-04-25 op tofu_init(&certs, 5, offsetof(struct tofu_entry, domain));
1336 3a227e9a 2021-03-18 op load_certs(&certs);
1338 5e11c00c 2021-03-02 op event_init();
1340 ecfbb1d4 2021-08-14 op /* Setup event handler for the autosave */
1341 ecfbb1d4 2021-08-14 op evtimer_set(&autosaveev, autosave_timer, NULL);
1343 bc10f6a5 2021-07-12 op /* Setup event handlers for pipes to fs/net */
1344 bc10f6a5 2021-07-12 op iev_fs->events = EV_READ;
1345 bc10f6a5 2021-07-12 op event_set(&iev_fs->ev, iev_fs->ibuf.fd, iev_fs->events,
1346 bc10f6a5 2021-07-12 op iev_fs->handler, iev_fs);
1347 bc10f6a5 2021-07-12 op event_add(&iev_fs->ev, NULL);
1349 bc10f6a5 2021-07-12 op iev_net->events = EV_READ;
1350 bc10f6a5 2021-07-12 op event_set(&iev_net->ev, iev_net->ibuf.fd, iev_net->events,
1351 bc10f6a5 2021-07-12 op iev_net->handler, iev_net);
1352 bc10f6a5 2021-07-12 op event_add(&iev_net->ev, NULL);
1354 d2544989 2021-07-08 op if (ui_init()) {
1355 87e3e801 2021-07-17 op load_last_session();
1356 d2544989 2021-07-08 op if (has_url || TAILQ_EMPTY(&tabshead))
1357 55eb4d95 2021-08-12 op new_tab(url, NULL, NULL);
1359 941b3761 2021-03-18 op sandbox_ui_process();
1360 a37d1a1c 2021-08-14 op operating = 1;
1361 2ddbda6b 2021-07-17 op ui_main_loop();
1365 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_QUIT, 0, NULL, 0);
1366 bc10f6a5 2021-07-12 op ui_send_net(IMSG_QUIT, 0, NULL, 0);
1367 3e5fd7be 2021-07-13 op imsg_flush(&iev_fs->ibuf);
1368 a9925134 2021-07-15 op imsg_flush(&iev_net->ibuf);
1370 d0fd368a 2021-07-15 op close(sessionfd);