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>
20 be97d6e6 2021-08-15 op #include <sys/wait.h>
22 be97d6e6 2021-08-15 op #include <errno.h>
23 dc761924 2021-07-15 op #include <getopt.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 1fce2e75 2021-08-14 op #include "session.h"
34 395b9f4e 2021-07-12 op #include "telescope.h"
35 d1a0f2a3 2021-07-12 op #include "ui.h"
37 dc761924 2021-07-15 op static struct option longopts[] = {
38 1853ee50 2021-07-15 op {"colors", no_argument, NULL, 'c'},
39 dc761924 2021-07-15 op {"help", no_argument, NULL, 'h'},
40 d0971653 2021-09-15 op {"safe", no_argument, NULL, 'S'},
41 dc761924 2021-07-15 op {"version", no_argument, NULL, 'v'},
42 dc761924 2021-07-15 op {NULL, 0, NULL, 0},
45 d0971653 2021-09-15 op static const char *opts = "Cc:hnST:v";
48 a37d1a1c 2021-08-14 op * Used to know when we're finished loading.
50 1fce2e75 2021-08-14 op int operating;
53 d0971653 2021-09-15 op * "Safe" (or "sandobox") mode. If enabled, Telescope shouldn't write
54 d0971653 2021-09-15 op * anything to the filesystem or execute external programs.
56 d0971653 2021-09-15 op int safe_mode;
58 bc10f6a5 2021-07-12 op static struct imsgev *iev_fs, *iev_net;
60 f6a429eb 2021-07-10 op struct tabshead tabshead = TAILQ_HEAD_INITIALIZER(tabshead);
61 f6a429eb 2021-07-10 op struct proxylist proxies = TAILQ_HEAD_INITIALIZER(proxies);
63 6cc5fcfe 2021-07-08 op enum telescope_process {
69 9a8a7402 2021-07-18 op #define CANNOT_FETCH 0
70 9a8a7402 2021-07-18 op #define TOO_MUCH_REDIRECTS 1
71 9a8a7402 2021-07-18 op #define MALFORMED_RESPONSE 2
72 9a8a7402 2021-07-18 op #define UNKNOWN_TYPE_OR_CSET 3
73 9a8a7402 2021-07-18 op #define UNKNOWN_PROTOCOL 4
75 a21e0756 2021-08-14 op /* XXX: keep in sync with normalize_code */
76 9a8a7402 2021-07-18 op const char *err_pages[70] = {
77 9a8a7402 2021-07-18 op [CANNOT_FETCH] = "# Couldn't load the page\n",
78 9a8a7402 2021-07-18 op [TOO_MUCH_REDIRECTS] = "# Too much redirects\n",
79 9a8a7402 2021-07-18 op [MALFORMED_RESPONSE] = "# Got a malformed response\n",
80 9a8a7402 2021-07-18 op [UNKNOWN_TYPE_OR_CSET] = "# Unsupported type or charset\n",
81 9a8a7402 2021-07-18 op [UNKNOWN_PROTOCOL] = "# Unknown protocol\n",
83 9a8a7402 2021-07-18 op [10] = "# Input required\n",
84 9a8a7402 2021-07-18 op [11] = "# Input required\n",
85 9a8a7402 2021-07-18 op [40] = "# Temporary failure\n",
86 9a8a7402 2021-07-18 op [41] = "# Server unavailable\n",
87 9a8a7402 2021-07-18 op [42] = "# CGI error\n",
88 9a8a7402 2021-07-18 op [43] = "# Proxy error\n",
89 9a8a7402 2021-07-18 op [44] = "# Slow down\n",
90 9a8a7402 2021-07-18 op [50] = "# Permanent failure\n",
91 9a8a7402 2021-07-18 op [51] = "# Not found\n",
92 9a8a7402 2021-07-18 op [52] = "# Gone\n",
93 9a8a7402 2021-07-18 op [53] = "# Proxy request refused\n",
94 9a8a7402 2021-07-18 op [59] = "# Bad request\n",
95 9a8a7402 2021-07-18 op [60] = "# Client certificate required\n",
96 9a8a7402 2021-07-18 op [61] = "# Certificate not authorised\n",
97 9a8a7402 2021-07-18 op [62] = "# Certificate not valid\n"
100 2051e653 2021-03-13 op static void die(void) __attribute__((__noreturn__));
101 2051e653 2021-03-13 op static struct tab *tab_by_id(uint32_t);
102 69f32f56 2021-08-16 op static void handle_imsg_err(struct imsg *, size_t);
103 69f32f56 2021-08-16 op static void handle_imsg_check_cert(struct imsg *, size_t);
104 a2fd3805 2021-07-06 op static void handle_check_cert_user_choice(int, struct tab *);
105 a2fd3805 2021-07-06 op static void handle_maybe_save_new_cert(int, struct tab *);
106 69f32f56 2021-08-16 op static void handle_imsg_got_code(struct imsg *, size_t);
107 69f32f56 2021-08-16 op static void handle_imsg_got_meta(struct imsg *, size_t);
108 a2fd3805 2021-07-06 op static void handle_maybe_save_page(int, struct tab *);
109 d1353324 2021-07-13 op static void handle_save_page_path(const char *, struct tab *);
110 69f32f56 2021-08-16 op static void handle_imsg_file_opened(struct imsg *, size_t);
111 69f32f56 2021-08-16 op static void handle_imsg_buf(struct imsg *, size_t);
112 69f32f56 2021-08-16 op static void handle_imsg_eof(struct imsg *, size_t);
113 69f32f56 2021-08-16 op static void handle_imsg_bookmark_ok(struct imsg *, size_t);
114 69f32f56 2021-08-16 op static void handle_imsg_save_cert_ok(struct imsg *, size_t);
115 288fd238 2021-04-25 op static void handle_imsg_update_cert_ok(struct imsg *, size_t);
116 69f32f56 2021-08-16 op static void handle_dispatch_imsg(int, short, void *);
117 69f32f56 2021-08-16 op static int load_about_url(struct tab *, const char *);
118 0b1053d2 2021-08-13 op static int load_file_url(struct tab *, const char *);
119 1c690d0a 2021-08-03 op static int load_finger_url(struct tab *, const char *);
120 69f32f56 2021-08-16 op static int load_gemini_url(struct tab *, const char *);
121 1c690d0a 2021-08-03 op static int load_gopher_url(struct tab *, const char *);
122 1c690d0a 2021-08-03 op static int load_via_proxy(struct tab *, const char *,
123 dfb5eb39 2021-07-25 op struct proxy *);
124 1c690d0a 2021-08-03 op static int make_request(struct tab *, struct get_req *, int,
125 cf1195ce 2021-07-25 op const char *);
126 c7586aab 2021-08-13 op static int make_fs_request(struct tab *, int, const char *);
127 69f32f56 2021-08-16 op static int do_load_url(struct tab *, const char *, const char *);
128 6cc5fcfe 2021-07-08 op static pid_t start_child(enum telescope_process, const char *, int);
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 69f32f56 2021-08-16 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 7b4e4feb 2021-08-15 op * tabid (one request == one tab id). It also makes
272 7b4e4feb 2021-08-15 op * sense to save it for the current session if the
273 7b4e4feb 2021-08-15 op * user accepted it.
275 69f32f56 2021-08-16 op tofu_temp_trust(&certs, tab->uri.host, tab->uri.port,
278 d0971653 2021-09-15 op if (!safe_mode)
279 d0971653 2021-09-15 op ui_yornp("Save the new certificate?",
280 d0971653 2021-09-15 op handle_maybe_save_new_cert, tab);
282 d0971653 2021-09-15 op message("Certificate temporarly trusted");
284 288fd238 2021-04-25 op free(tab->cert);
285 288fd238 2021-04-25 op tab->cert = NULL;
290 a2fd3805 2021-07-06 op handle_maybe_save_new_cert(int accept, struct tab *tab)
292 288fd238 2021-04-25 op struct tofu_entry *e;
293 984245ce 2021-06-23 op const char *host, *port;
295 984245ce 2021-06-23 op if (tab->proxy != NULL) {
296 984245ce 2021-06-23 op host = tab->proxy->host;
297 984245ce 2021-06-23 op port = tab->proxy->port;
299 984245ce 2021-06-23 op host = tab->uri.host;
300 984245ce 2021-06-23 op port = tab->uri.port;
306 fe2262ad 2021-05-12 op if ((e = calloc(1, sizeof(*e))) == NULL)
309 984245ce 2021-06-23 op strlcpy(e->domain, host, sizeof(e->domain));
310 984245ce 2021-06-23 op if (*port != '\0' && strcmp(port, "1965")) {
311 288fd238 2021-04-25 op strlcat(e->domain, ":", sizeof(e->domain));
312 984245ce 2021-06-23 op strlcat(e->domain, port, sizeof(e->domain));
314 288fd238 2021-04-25 op strlcpy(e->hash, tab->cert, sizeof(e->hash));
315 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_UPDATE_CERT, 0, e, sizeof(*e));
317 288fd238 2021-04-25 op tofu_update(&certs, e);
319 288fd238 2021-04-25 op tab->trust = TS_TRUSTED;
322 288fd238 2021-04-25 op free(tab->cert);
323 288fd238 2021-04-25 op tab->cert = NULL;
326 5cd2ebb1 2021-03-11 op static inline int
327 5cd2ebb1 2021-03-11 op normalize_code(int n)
329 5cd2ebb1 2021-03-11 op if (n < 20) {
330 5cd2ebb1 2021-03-11 op if (n == 10 || n == 11)
333 5cd2ebb1 2021-03-11 op } else if (n < 30) {
335 5cd2ebb1 2021-03-11 op } else if (n < 40) {
336 5cd2ebb1 2021-03-11 op if (n == 30 || n == 31)
339 5cd2ebb1 2021-03-11 op } else if (n < 50) {
343 5cd2ebb1 2021-03-11 op } else if (n < 60) {
344 5cd2ebb1 2021-03-11 op if (n <= 53 || n == 59)
347 5cd2ebb1 2021-03-11 op } else if (n < 70) {
352 5cd2ebb1 2021-03-11 op return MALFORMED_RESPONSE;
356 5e11c00c 2021-03-02 op handle_imsg_got_code(struct imsg *imsg, size_t datalen)
358 0972d8b2 2021-03-02 op struct tab *tab;
360 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
363 0972d8b2 2021-03-02 op if (sizeof(tab->code) != datalen)
366 5cd2ebb1 2021-03-11 op memcpy(&tab->code, imsg->data, sizeof(tab->code));
367 5cd2ebb1 2021-03-11 op tab->code = normalize_code(tab->code);
368 5cd2ebb1 2021-03-11 op if (tab->code != 30 && tab->code != 31)
369 0972d8b2 2021-03-02 op tab->redirect_count = 0;
373 5e11c00c 2021-03-02 op handle_imsg_got_meta(struct imsg *imsg, size_t datalen)
375 0972d8b2 2021-03-02 op struct tab *tab;
377 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
380 0972d8b2 2021-03-02 op if (sizeof(tab->meta) <= datalen)
383 0972d8b2 2021-03-02 op memcpy(tab->meta, imsg->data, datalen);
385 5cd2ebb1 2021-03-11 op if (tab->code < 10) { /* internal errors */
386 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
387 5cd2ebb1 2021-03-11 op } else if (tab->code < 20) { /* 1x */
388 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
389 9a28e7e5 2021-08-03 op ui_require_input(tab, tab->code == 11, PROTO_GEMINI);
390 5cd2ebb1 2021-03-11 op } else if (tab->code == 20) {
391 c07ac996 2021-03-12 op if (setup_parser_for(tab)) {
392 bc10f6a5 2021-07-12 op ui_send_net(IMSG_PROCEED, tab->id, NULL, 0);
394 69f32f56 2021-08-16 op load_page_from_str(tab,
395 69f32f56 2021-08-16 op err_pages[UNKNOWN_TYPE_OR_CSET]);
396 d0971653 2021-09-15 op if (!safe_mode)
397 d0971653 2021-09-15 op ui_yornp("Can't display page, save it?",
398 d0971653 2021-09-15 op handle_maybe_save_page, tab);
400 5cd2ebb1 2021-03-11 op } else if (tab->code < 40) { /* 3x */
401 3a9b9365 2021-03-09 op tab->redirect_count++;
403 3a9b9365 2021-03-09 op /* TODO: make customizable? */
404 3a9b9365 2021-03-09 op if (tab->redirect_count > 5) {
405 3a9b9365 2021-03-09 op load_page_from_str(tab,
406 3a9b9365 2021-03-09 op err_pages[TOO_MUCH_REDIRECTS]);
408 bd3a3a95 2021-07-20 op do_load_url(tab, tab->meta, NULL);
409 5cd2ebb1 2021-03-11 op } else { /* 4x, 5x & 6x */
410 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
415 a2fd3805 2021-07-06 op handle_maybe_save_page(int dosave, struct tab *tab)
417 bb9912eb 2021-08-29 op const char *f;
418 bb9912eb 2021-08-29 op char input[PATH_MAX];
420 bb9912eb 2021-08-29 op if (!dosave) {
421 a2fd3805 2021-07-06 op stop_tab(tab);
425 bb9912eb 2021-08-29 op if ((f = strrchr(tab->uri.path, '/')) == NULL)
430 112b9046 2021-08-29 op strlcpy(input, download_path, sizeof(input));
431 bb9912eb 2021-08-29 op strlcat(input, f, sizeof(input));
433 bb9912eb 2021-08-29 op ui_read("Save to path", handle_save_page_path, tab, input);
437 d1353324 2021-07-13 op handle_save_page_path(const char *path, struct tab *tab)
439 de2a69bb 2021-05-17 op if (path == NULL) {
440 d1353324 2021-07-13 op stop_tab(tab);
444 de2a69bb 2021-05-17 op tab->path = strdup(path);
446 d1353324 2021-07-13 op ui_send_fs(IMSG_FILE_OPEN, tab->id, path, strlen(path)+1);
450 de2a69bb 2021-05-17 op handle_imsg_file_opened(struct imsg *imsg, size_t datalen)
452 de2a69bb 2021-05-17 op struct tab *tab;
454 de2a69bb 2021-05-17 op const char *e;
457 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL) {
458 f6243012 2021-07-19 op if (imsg->fd != -1)
459 f6243012 2021-07-19 op close(imsg->fd);
463 de2a69bb 2021-05-17 op if (imsg->fd == -1) {
464 de2a69bb 2021-05-17 op stop_tab(tab);
466 de2a69bb 2021-05-17 op e = imsg->data;
467 de2a69bb 2021-05-17 op if (e[datalen-1] != '\0')
469 de2a69bb 2021-05-17 op l = asprintf(&page, "# Can't open file\n\n> %s: %s\n",
470 de2a69bb 2021-05-17 op tab->path, e);
473 de2a69bb 2021-05-17 op load_page_from_str(tab, page);
476 de2a69bb 2021-05-17 op tab->fd = imsg->fd;
477 bc10f6a5 2021-07-12 op ui_send_net(IMSG_PROCEED, tab->id, NULL, 0);
482 5e11c00c 2021-03-02 op handle_imsg_buf(struct imsg *imsg, size_t datalen)
484 0972d8b2 2021-03-02 op struct tab *tab;
486 0e1eff5b 2021-06-23 op char *page, buf[FMT_SCALED_STRSIZE] = {0};
488 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
491 de2a69bb 2021-05-17 op tab->bytes += datalen;
492 de2a69bb 2021-05-17 op if (tab->fd == -1) {
493 8c1b0837 2021-07-25 op if (!parser_parse(tab, imsg->data, datalen))
496 de2a69bb 2021-05-17 op write(tab->fd, imsg->data, datalen);
497 0e1eff5b 2021-06-23 op fmt_scaled(tab->bytes, buf);
498 0e1eff5b 2021-06-23 op l = asprintf(&page, "Saving to \"%s\"... (%s)\n",
503 de2a69bb 2021-05-17 op load_page_from_str(tab, page);
507 0972d8b2 2021-03-02 op ui_on_tab_refresh(tab);
511 5e11c00c 2021-03-02 op handle_imsg_eof(struct imsg *imsg, size_t datalen)
513 2ba66cea 2021-03-22 op struct tab *tab;
515 0e1eff5b 2021-06-23 op char *page, buf[FMT_SCALED_STRSIZE] = {0};
517 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
520 de2a69bb 2021-05-17 op if (tab->fd == -1) {
521 8c1b0837 2021-07-25 op if (!parser_free(tab))
524 0e1eff5b 2021-06-23 op fmt_scaled(tab->bytes, buf);
525 0e1eff5b 2021-06-23 op l = asprintf(&page, "Saved to \"%s\" (%s)\n",
530 de2a69bb 2021-05-17 op load_page_from_str(tab, page);
533 de2a69bb 2021-05-17 op close(tab->fd);
534 de2a69bb 2021-05-17 op tab->fd = -1;
535 4353923e 2021-09-13 op tab->bytes = 0;
536 de2a69bb 2021-05-17 op free(tab->path);
537 de2a69bb 2021-05-17 op tab->path = NULL;
540 2ba66cea 2021-03-22 op ui_on_tab_refresh(tab);
541 2ba66cea 2021-03-22 op ui_on_tab_loaded(tab);
545 740f578b 2021-03-15 op handle_imsg_bookmark_ok(struct imsg *imsg, size_t datalen)
549 740f578b 2021-03-15 op if (datalen != sizeof(res))
552 740f578b 2021-03-15 op memcpy(&res, imsg->data, sizeof(res));
553 740f578b 2021-03-15 op if (res == 0)
554 7f963c41 2021-06-20 op message("Added to bookmarks!");
556 7f963c41 2021-06-20 op message("Failed to add to bookmarks: %s",
557 740f578b 2021-03-15 op strerror(res));
561 3a227e9a 2021-03-18 op handle_imsg_save_cert_ok(struct imsg *imsg, size_t datalen)
565 3a227e9a 2021-03-18 op if (datalen != sizeof(res))
567 3a227e9a 2021-03-18 op memcpy(&res, imsg->data, datalen);
568 3a227e9a 2021-03-18 op if (res != 0)
569 7f963c41 2021-06-20 op message("Failed to save the cert for: %s",
570 3a227e9a 2021-03-18 op strerror(res));
574 288fd238 2021-04-25 op handle_imsg_update_cert_ok(struct imsg *imsg, size_t datalen)
578 288fd238 2021-04-25 op if (datalen != sizeof(res))
580 288fd238 2021-04-25 op memcpy(&res, imsg->data, datalen);
582 7f963c41 2021-06-20 op message("Failed to update the certificate");
586 1304bbdd 2021-03-15 op handle_dispatch_imsg(int fd, short ev, void *d)
588 bc10f6a5 2021-07-12 op struct imsgev *iev = d;
590 ea080950 2021-07-20 op if (dispatch_imsg(iev, ev, handlers, sizeof(handlers)) == -1)
591 ea080950 2021-07-20 op err(1, "connection closed");
595 4d3785b1 2021-03-09 op load_about_url(struct tab *tab, const char *url)
597 7b2aac84 2021-08-13 op tab->trust = TS_UNKNOWN;
598 8c1b0837 2021-07-25 op parser_init(tab, gemtext_initparser);
599 c7586aab 2021-08-13 op return make_fs_request(tab, IMSG_GET, url);
603 0b1053d2 2021-08-13 op load_file_url(struct tab *tab, const char *url)
605 0b1053d2 2021-08-13 op tab->trust = TS_UNKNOWN;
606 0b1053d2 2021-08-13 op return make_fs_request(tab, IMSG_GET_FILE, tab->uri.path);
610 5fb52fc0 2021-07-25 op load_finger_url(struct tab *tab, const char *url)
612 5fb52fc0 2021-07-25 op struct get_req req;
616 5fb52fc0 2021-07-25 op memset(&req, 0, sizeof(req));
617 ba782cb8 2021-07-25 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
620 5fb52fc0 2021-07-25 op * Sometimes the finger url have the user as path component
621 5fb52fc0 2021-07-25 op * (e.g. finger://thelambdalab.xyz/plugd), sometimes as
622 5fb52fc0 2021-07-25 op * userinfo (e.g. finger://cobradile@finger.farm).
624 5fb52fc0 2021-07-25 op if ((at = strchr(tab->uri.host, '@')) != NULL) {
625 5fb52fc0 2021-07-25 op len = at - tab->uri.host;
626 5fb52fc0 2021-07-25 op memcpy(req.req, tab->uri.host, len);
628 5fb52fc0 2021-07-25 op if (len >= sizeof(req.req))
630 5fb52fc0 2021-07-25 op req.req[len] = '\0';
632 5fb52fc0 2021-07-25 op strlcpy(req.host, at+1, sizeof(req.host));
634 5fb52fc0 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
636 5fb52fc0 2021-07-25 op /* +1 to skip the initial `/' */
637 5fb52fc0 2021-07-25 op strlcpy(req.req, tab->uri.path+1, sizeof(req.req));
639 5fb52fc0 2021-07-25 op strlcat(req.req, "\r\n", sizeof(req.req));
641 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
642 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_FINGER, NULL);
646 4d3785b1 2021-03-09 op load_gemini_url(struct tab *tab, const char *url)
648 984245ce 2021-06-23 op struct get_req req;
650 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
651 984245ce 2021-06-23 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
652 984245ce 2021-06-23 op strlcpy(req.port, tab->uri.port, sizeof(req.host));
654 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_GEMINI, tab->hist_cur->h);
657 ca190c99 2021-08-14 op static inline const char *
658 ca190c99 2021-08-14 op gopher_skip_selector(const char *path, int *ret_type)
660 ca190c99 2021-08-14 op *ret_type = 0;
662 ca190c99 2021-08-14 op if (!strcmp(path, "/") || *path == '\0') {
663 ca190c99 2021-08-14 op *ret_type = '1';
667 ca190c99 2021-08-14 op if (*path != '/')
671 ca190c99 2021-08-14 op switch (*ret_type = *path) {
678 ca190c99 2021-08-14 op *ret_type = 0;
683 95bb01e2 2021-08-28 op return ++path;
687 1663bf1e 2021-07-25 op load_gopher_url(struct tab *tab, const char *url)
689 81839fee 2021-07-25 op struct get_req req;
691 81839fee 2021-07-25 op const char *path;
693 1663bf1e 2021-07-25 op memset(&req, 0, sizeof(req));
694 1663bf1e 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
695 1663bf1e 2021-07-25 op strlcpy(req.port, tab->uri.port, sizeof(req.host));
697 ca190c99 2021-08-14 op path = gopher_skip_selector(tab->uri.path, &type);
698 ca190c99 2021-08-14 op switch (type) {
700 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
703 ca190c99 2021-08-14 op parser_init(tab, gophermap_initparser);
706 9a28e7e5 2021-08-03 op ui_require_input(tab, 0, PROTO_GOPHER);
707 9a28e7e5 2021-08-03 op return load_page_from_str(tab, err_pages[10]);
709 ca190c99 2021-08-14 op return load_page_from_str(tab, "Unknown gopher selector");
712 9a28e7e5 2021-08-03 op strlcpy(req.req, path, sizeof(req.req));
713 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
714 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
715 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
717 767da05c 2021-08-13 op strlcat(req.req, "\r\n", sizeof(req.req));
719 767da05c 2021-08-13 op return make_request(tab, &req, PROTO_GOPHER, NULL);
723 984245ce 2021-06-23 op load_via_proxy(struct tab *tab, const char *url, struct proxy *p)
725 984245ce 2021-06-23 op struct get_req req;
727 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
728 984245ce 2021-06-23 op strlcpy(req.host, p->host, sizeof(req.host));
729 984245ce 2021-06-23 op strlcpy(req.port, p->port, sizeof(req.host));
731 cf1195ce 2021-07-25 op tab->proxy = p;
733 1c690d0a 2021-08-03 op return make_request(tab, &req, p->proto, tab->hist_cur->h);
737 cf1195ce 2021-07-25 op make_request(struct tab *tab, struct get_req *req, int proto, const char *r)
739 cf1195ce 2021-07-25 op stop_tab(tab);
740 cf1195ce 2021-07-25 op tab->id = tab_new_id();
741 cf1195ce 2021-07-25 op req->proto = proto;
743 cf1195ce 2021-07-25 op if (r != NULL) {
744 cf1195ce 2021-07-25 op strlcpy(req->req, r, sizeof(req->req));
745 cf1195ce 2021-07-25 op strlcat(req->req, "\r\n", sizeof(req->req));
748 cf1195ce 2021-07-25 op ui_send_net(IMSG_GET_RAW, tab->id, req, sizeof(*req));
751 1c690d0a 2021-08-03 op * So the various load_*_url can `return make_request` and
752 1c690d0a 2021-08-03 op * do_load_url is happy.
758 c7586aab 2021-08-13 op make_fs_request(struct tab *tab, int type, const char *r)
760 c7586aab 2021-08-13 op stop_tab(tab);
761 c7586aab 2021-08-13 op tab->id = tab_new_id();
763 c7586aab 2021-08-13 op ui_send_fs(type, tab->id, r, strlen(r)+1);
766 c7586aab 2021-08-13 op * So load_{about,file}_url can `return make_fs_request` and
767 c7586aab 2021-08-13 op * do_load_url is happy.
773 9a28e7e5 2021-08-03 op gopher_send_search_req(struct tab *tab, const char *text)
775 9a28e7e5 2021-08-03 op struct get_req req;
777 1b0e6efc 2021-08-08 op start_loading_anim(tab);
779 9a28e7e5 2021-08-03 op memset(&req, 0, sizeof(req));
780 9a28e7e5 2021-08-03 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
781 9a28e7e5 2021-08-03 op strlcpy(req.port, tab->uri.port, sizeof(req.host));
783 9a28e7e5 2021-08-03 op /* +2 to skip /7 */
784 9a28e7e5 2021-08-03 op strlcpy(req.req, tab->uri.path+2, sizeof(req.req));
785 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
786 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
787 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
790 9a28e7e5 2021-08-03 op strlcat(req.req, "\t", sizeof(req.req));
791 9a28e7e5 2021-08-03 op strlcat(req.req, text, sizeof(req.req));
792 9a28e7e5 2021-08-03 op strlcat(req.req, "\r\n", sizeof(req.req));
794 9a28e7e5 2021-08-03 op erase_buffer(&tab->buffer);
795 9a28e7e5 2021-08-03 op parser_init(tab, gophermap_initparser);
797 9a28e7e5 2021-08-03 op make_request(tab, &req, PROTO_GOPHER, NULL);
801 adea4eec 2021-07-16 op * Effectively load the given url in the given tab. Return 1 when
802 adea4eec 2021-07-16 op * loading the page asynchronously, and thus when an erase_buffer can
803 adea4eec 2021-07-16 op * be done right after this function return, or 0 when loading the
804 adea4eec 2021-07-16 op * page synchronously. In this last case, erase_buffer *MUST* be
805 adea4eec 2021-07-16 op * called by the handling function (such as load_page_from_str).
808 bd3a3a95 2021-07-20 op do_load_url(struct tab *tab, const char *url, const char *base)
810 31f1a758 2021-04-22 op struct phos_uri uri;
811 31f1a758 2021-04-22 op struct proto *p;
812 984245ce 2021-06-23 op struct proxy *proxy;
815 7943bb81 2021-07-10 op tab->proxy = NULL;
817 de2a69bb 2021-05-17 op if (tab->fd != -1) {
818 de2a69bb 2021-05-17 op close(tab->fd);
819 de2a69bb 2021-05-17 op tab->fd = -1;
820 de2a69bb 2021-05-17 op free(tab->path);
821 de2a69bb 2021-05-17 op tab->path = NULL;
824 10346511 2021-03-17 op tab->trust = TS_UNKNOWN;
826 bd3a3a95 2021-07-20 op if (base == NULL)
827 bd3a3a95 2021-07-20 op memcpy(&uri, &tab->uri, sizeof(tab->uri));
829 bd3a3a95 2021-07-20 op phos_parse_absolute_uri(base, &uri);
831 31f1a758 2021-04-22 op if (!phos_resolve_uri_from_str(&uri, url, &tab->uri)) {
832 902fc2c2 2021-07-25 op if (asprintf(&t, "#error loading %s\n>%s\n",
833 31f1a758 2021-04-22 op url, "Can't parse the URI") == -1)
835 31f1a758 2021-04-22 op strlcpy(tab->hist_cur->h, url, sizeof(tab->hist_cur->h));
836 31f1a758 2021-04-22 op load_page_from_str(tab, t);
841 31f1a758 2021-04-22 op phos_serialize_uri(&tab->uri, tab->hist_cur->h,
842 31f1a758 2021-04-22 op sizeof(tab->hist_cur->h));
844 4d3785b1 2021-03-09 op for (p = protos; p->schema != NULL; ++p) {
845 ed383cf4 2021-04-22 op if (!strcmp(tab->uri.scheme, p->schema)) {
846 ba782cb8 2021-07-25 op /* patch the port */
847 ba782cb8 2021-07-25 op if (*tab->uri.port == '\0' && p->port != NULL)
848 ba782cb8 2021-07-25 op strlcpy(tab->uri.port, p->port,
849 ba782cb8 2021-07-25 op sizeof(tab->uri.port));
851 1c690d0a 2021-08-03 op return p->loadfn(tab, url);
855 984245ce 2021-06-23 op TAILQ_FOREACH(proxy, &proxies, proxies) {
856 1c690d0a 2021-08-03 op if (!strcmp(tab->uri.scheme, proxy->match_proto))
857 1c690d0a 2021-08-03 op return load_via_proxy(tab, url, proxy);
860 b38cd1f7 2021-08-03 op return load_page_from_str(tab, err_pages[UNKNOWN_PROTOCOL]);
864 2ddbda6b 2021-07-17 op * Load url in tab. If tab is marked as lazy, only prepare the url
865 2ddbda6b 2021-07-17 op * but don't load it. If tab is lazy and a url was already prepared,
866 2ddbda6b 2021-07-17 op * do load it!
869 bc55cdb9 2021-08-12 op load_url(struct tab *tab, const char *url, const char *base, int nohist)
873 2ddbda6b 2021-07-17 op lazy = tab->flags & TAB_LAZY;
875 2ddbda6b 2021-07-17 op if (lazy && tab->hist_cur != NULL) {
877 2ddbda6b 2021-07-17 op tab->flags &= ~TAB_LAZY;
880 bc55cdb9 2021-08-12 op /* can't have both nohist and lazy at the same time. */
881 bc55cdb9 2021-08-12 op if (nohist && lazy)
884 bc55cdb9 2021-08-12 op if (!nohist && (!lazy || tab->hist_cur == NULL)) {
885 2ddbda6b 2021-07-17 op if (tab->hist_cur != NULL)
886 2ddbda6b 2021-07-17 op hist_clear_forward(&tab->hist,
887 2ddbda6b 2021-07-17 op TAILQ_NEXT(tab->hist_cur, entries));
889 69f32f56 2021-08-16 op if ((tab->hist_cur = calloc(1, sizeof(*tab->hist_cur)))
891 2ddbda6b 2021-07-17 op event_loopbreak();
895 2ddbda6b 2021-07-17 op strlcpy(tab->buffer.page.title, url,
896 2ddbda6b 2021-07-17 op sizeof(tab->buffer.page.title));
897 2ddbda6b 2021-07-17 op hist_push(&tab->hist, tab->hist_cur);
900 2ddbda6b 2021-07-17 op strlcpy(tab->hist_cur->h, url,
901 2ddbda6b 2021-07-17 op sizeof(tab->hist_cur->h));
904 bd3a3a95 2021-07-20 op if (!lazy && do_load_url(tab, url, base))
905 adea4eec 2021-07-16 op erase_buffer(&tab->buffer);
909 a37d1a1c 2021-08-14 op load_url_in_tab(struct tab *tab, const char *url, const char *base, int nohist)
911 a37d1a1c 2021-08-14 op if (!operating) {
912 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
916 a37d1a1c 2021-08-14 op autosave_hook();
918 a37d1a1c 2021-08-14 op message("Loading %s...", url);
919 a37d1a1c 2021-08-14 op start_loading_anim(tab);
920 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
924 2051e653 2021-03-13 op load_previous_page(struct tab *tab)
926 2051e653 2021-03-13 op struct hist *h;
928 2051e653 2021-03-13 op if ((h = TAILQ_PREV(tab->hist_cur, mhisthead, entries)) == NULL)
930 2051e653 2021-03-13 op tab->hist_cur = h;
931 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
936 2051e653 2021-03-13 op load_next_page(struct tab *tab)
938 2051e653 2021-03-13 op struct hist *h;
940 2051e653 2021-03-13 op if ((h = TAILQ_NEXT(tab->hist_cur, entries)) == NULL)
942 2051e653 2021-03-13 op tab->hist_cur = h;
943 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
948 740f578b 2021-03-15 op add_to_bookmarks(const char *str)
950 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_BOOKMARK_PAGE, 0,
951 bc10f6a5 2021-07-12 op str, strlen(str)+1);
955 c6efff96 2021-08-16 op * Given a user-entered URL, apply some heuristics to use it:
957 c6efff96 2021-08-16 op * - if it's a proper url use it
958 c6efff96 2021-08-16 op * - if it starts with a `./' or a `/' assume its a file:// url
959 c6efff96 2021-08-16 op * - assume it's a gemini:// url
961 c6efff96 2021-08-16 op * `ret' (of which len is the size) will be filled with the resulting
965 c6efff96 2021-08-16 op humanify_url(const char *raw, char *ret, size_t len)
967 c6efff96 2021-08-16 op struct phos_uri uri;
968 c6efff96 2021-08-16 op char buf[PATH_MAX];
970 c6efff96 2021-08-16 op if (phos_parse_absolute_uri(raw, &uri)) {
971 c6efff96 2021-08-16 op strlcpy(ret, raw, len);
975 c6efff96 2021-08-16 op if (has_prefix(raw, "./")) {
976 c6efff96 2021-08-16 op strlcpy(ret, "file://", len);
977 c6efff96 2021-08-16 op getcwd(buf, sizeof(buf));
978 c6efff96 2021-08-16 op strlcat(ret, buf, len);
979 c6efff96 2021-08-16 op strlcat(ret, "/", len);
980 c6efff96 2021-08-16 op strlcat(ret, raw+2, len);
984 c6efff96 2021-08-16 op if (*raw == '/') {
985 c6efff96 2021-08-16 op strlcpy(ret, "file://", len);
986 c6efff96 2021-08-16 op strlcat(ret, raw, len);
990 c6efff96 2021-08-16 op strlcpy(ret, "gemini://", len);
991 c6efff96 2021-08-16 op strlcat(ret, raw, len);
995 6cc5fcfe 2021-07-08 op start_child(enum telescope_process p, const char *argv0, int fd)
997 55ccd6d0 2021-09-15 op const char *argv[5];
998 6cc5fcfe 2021-07-08 op int argc = 0;
1001 6cc5fcfe 2021-07-08 op switch (pid = fork()) {
1011 6cc5fcfe 2021-07-08 op if (dup2(fd, 3) == -1)
1012 6cc5fcfe 2021-07-08 op err(1, "cannot setup imsg fd");
1014 6cc5fcfe 2021-07-08 op argv[argc++] = argv0;
1015 6cc5fcfe 2021-07-08 op switch (p) {
1016 6cc5fcfe 2021-07-08 op case PROC_UI:
1017 6cc5fcfe 2021-07-08 op errx(1, "Can't start ui process");
1018 6cc5fcfe 2021-07-08 op case PROC_FS:
1019 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tf";
1021 6cc5fcfe 2021-07-08 op case PROC_NET:
1022 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tn";
1026 55ccd6d0 2021-09-15 op if (safe_mode)
1027 55ccd6d0 2021-09-15 op argv[argc++] = "-S";
1029 6cc5fcfe 2021-07-08 op argv[argc++] = NULL;
1030 6cc5fcfe 2021-07-08 op execvp(argv0, (char *const *)argv);
1031 6cc5fcfe 2021-07-08 op err(1, "execvp(%s)", argv0);
1035 bc10f6a5 2021-07-12 op ui_send_net(int type, uint32_t peerid, const void *data,
1036 bc10f6a5 2021-07-12 op uint16_t datalen)
1038 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_net, type, peerid, 0, -1, data,
1043 bc10f6a5 2021-07-12 op ui_send_fs(int type, uint32_t peerid, const void *data, uint16_t datalen)
1045 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_fs, type, peerid, 0, -1, data,
1049 6cc5fcfe 2021-07-08 op static void __attribute__((noreturn))
1050 6cc5fcfe 2021-07-08 op usage(int r)
1052 335cfaec 2021-09-15 op fprintf(stderr, "USAGE: %s [-ChnSv] [-c config] [url]\n",
1053 dc761924 2021-07-15 op getprogname());
1054 d2544989 2021-07-08 op fprintf(stderr, "version: " PACKAGE " " VERSION "\n");
1059 6cd6a9e1 2021-03-20 op main(int argc, char * const *argv)
1061 bc10f6a5 2021-07-12 op struct imsgev net_ibuf, fs_ibuf;
1063 bc10f6a5 2021-07-12 op int pipe2net[2], pipe2fs[2];
1064 d2544989 2021-07-08 op int ch, configtest = 0, fail = 0;
1065 d2544989 2021-07-08 op int has_url = 0;
1066 6cc5fcfe 2021-07-08 op int proc = -1;
1067 5d7c642a 2021-09-15 op int sessionfd = -1;
1069 c6efff96 2021-08-16 op char path[PATH_MAX], url[GEMINI_URL_LEN+1];
1070 6cc5fcfe 2021-07-08 op const char *argv0;
1072 6cc5fcfe 2021-07-08 op argv0 = argv[0];
1074 5e11c00c 2021-03-02 op signal(SIGCHLD, SIG_IGN);
1075 a0e91173 2021-06-13 op signal(SIGPIPE, SIG_IGN);
1077 d2544989 2021-07-08 op if (getenv("NO_COLOR") != NULL)
1078 d2544989 2021-07-08 op enable_colors = 0;
1080 d2544989 2021-07-08 op strlcpy(path, getenv("HOME"), sizeof(path));
1081 d2544989 2021-07-08 op strlcat(path, "/.telescope/config", sizeof(path));
1083 dc761924 2021-07-15 op while ((ch = getopt_long(argc, argv, opts, longopts, NULL)) != -1) {
1084 d2544989 2021-07-08 op switch (ch) {
1086 1853ee50 2021-07-15 op exit(ui_print_colors());
1089 d2544989 2021-07-08 op strlcpy(path, optarg, sizeof(path));
1092 d2544989 2021-07-08 op configtest = 1;
1097 d0971653 2021-09-15 op safe_mode = 1;
1100 6cc5fcfe 2021-07-08 op switch (*optarg) {
1102 6cc5fcfe 2021-07-08 op proc = PROC_FS;
1105 6cc5fcfe 2021-07-08 op proc = PROC_NET;
1108 6cc5fcfe 2021-07-08 op errx(1, "invalid process spec %c",
1113 dc761924 2021-07-15 op printf("%s %s\n", PACKAGE_NAME, PACKAGE_VERSION);
1121 d2544989 2021-07-08 op argc -= optind;
1122 d2544989 2021-07-08 op argv += optind;
1124 6cc5fcfe 2021-07-08 op if (proc != -1) {
1125 6cc5fcfe 2021-07-08 op if (argc > 0)
1127 6cc5fcfe 2021-07-08 op else if (proc == PROC_FS)
1128 6cc5fcfe 2021-07-08 op return fs_main();
1129 6cc5fcfe 2021-07-08 op else if (proc == PROC_NET)
1130 f45bd2e3 2021-07-24 op return net_main();
1135 d2544989 2021-07-08 op if (argc != 0) {
1136 d2544989 2021-07-08 op has_url = 1;
1137 c6efff96 2021-08-16 op humanify_url(argv[0], url, sizeof(url));
1140 d5bdf203 2021-07-08 op /* setup keys before reading the config */
1141 d5bdf203 2021-07-08 op TAILQ_INIT(&global_map.m);
1142 d5bdf203 2021-07-08 op global_map.unhandled_input = global_key_unbound;
1143 d5bdf203 2021-07-08 op TAILQ_INIT(&minibuffer_map.m);
1145 d2544989 2021-07-08 op config_init();
1146 d2544989 2021-07-08 op parseconfig(path, fail);
1147 69f32f56 2021-08-16 op if (configtest) {
1148 d2544989 2021-07-08 op puts("config OK");
1152 112b9046 2021-08-29 op if (download_path == NULL &&
1153 112b9046 2021-08-29 op (download_path = strdup("/tmp/")) == NULL)
1154 112b9046 2021-08-29 op errx(1, "strdup");
1157 5d7c642a 2021-09-15 op if (!safe_mode && (sessionfd = lock_session()) == -1)
1158 d0fd368a 2021-07-15 op errx(1, "can't lock session, is another instance of "
1159 d0fd368a 2021-07-15 op "telescope already running?");
1161 6cc5fcfe 2021-07-08 op /* Start children. */
1162 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2fs) == -1)
1163 5e11c00c 2021-03-02 op err(1, "socketpair");
1164 bc10f6a5 2021-07-12 op start_child(PROC_FS, argv0, pipe2fs[1]);
1165 bc10f6a5 2021-07-12 op imsg_init(&fs_ibuf.ibuf, pipe2fs[0]);
1166 bc10f6a5 2021-07-12 op iev_fs = &fs_ibuf;
1167 bc10f6a5 2021-07-12 op iev_fs->handler = handle_dispatch_imsg;
1169 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2net) == -1)
1170 35e1f40a 2021-03-14 op err(1, "socketpair");
1171 bc10f6a5 2021-07-12 op start_child(PROC_NET, argv0, pipe2net[1]);
1172 bc10f6a5 2021-07-12 op imsg_init(&net_ibuf.ibuf, pipe2net[0]);
1173 bc10f6a5 2021-07-12 op iev_net = &net_ibuf;
1174 bc10f6a5 2021-07-12 op iev_net->handler = handle_dispatch_imsg;
1176 37d429b0 2021-04-01 op setproctitle("ui");
1178 6cc5fcfe 2021-07-08 op /* initialize tofu & load certificates */
1179 3768e50f 2021-04-25 op tofu_init(&certs, 5, offsetof(struct tofu_entry, domain));
1180 3a227e9a 2021-03-18 op load_certs(&certs);
1182 5e11c00c 2021-03-02 op event_init();
1184 ecfbb1d4 2021-08-14 op /* Setup event handler for the autosave */
1185 1fce2e75 2021-08-14 op autosave_init();
1187 bc10f6a5 2021-07-12 op /* Setup event handlers for pipes to fs/net */
1188 bc10f6a5 2021-07-12 op iev_fs->events = EV_READ;
1189 bc10f6a5 2021-07-12 op event_set(&iev_fs->ev, iev_fs->ibuf.fd, iev_fs->events,
1190 bc10f6a5 2021-07-12 op iev_fs->handler, iev_fs);
1191 bc10f6a5 2021-07-12 op event_add(&iev_fs->ev, NULL);
1193 bc10f6a5 2021-07-12 op iev_net->events = EV_READ;
1194 bc10f6a5 2021-07-12 op event_set(&iev_net->ev, iev_net->ibuf.fd, iev_net->events,
1195 bc10f6a5 2021-07-12 op iev_net->handler, iev_net);
1196 bc10f6a5 2021-07-12 op event_add(&iev_net->ev, NULL);
1198 d2544989 2021-07-08 op if (ui_init()) {
1199 87e3e801 2021-07-17 op load_last_session();
1200 d2544989 2021-07-08 op if (has_url || TAILQ_EMPTY(&tabshead))
1201 55eb4d95 2021-08-12 op new_tab(url, NULL, NULL);
1203 941b3761 2021-03-18 op sandbox_ui_process();
1204 a37d1a1c 2021-08-14 op operating = 1;
1205 2ddbda6b 2021-07-17 op ui_main_loop();
1209 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_QUIT, 0, NULL, 0);
1210 bc10f6a5 2021-07-12 op ui_send_net(IMSG_QUIT, 0, NULL, 0);
1211 3e5fd7be 2021-07-13 op imsg_flush(&iev_fs->ibuf);
1212 a9925134 2021-07-15 op imsg_flush(&iev_net->ibuf);
1214 be97d6e6 2021-08-15 op /* wait for children to terminate */
1216 be97d6e6 2021-08-15 op pid = wait(&status);
1217 be97d6e6 2021-08-15 op if (pid == -1) {
1218 be97d6e6 2021-08-15 op if (errno != EINTR && errno != ECHILD)
1219 be97d6e6 2021-08-15 op err(1, "wait");
1220 be97d6e6 2021-08-15 op } else if (WIFSIGNALED(status))
1221 be97d6e6 2021-08-15 op warnx("child terminated; signal %d", WTERMSIG(status));
1222 be97d6e6 2021-08-15 op } while (pid != -1 || (pid == -1 && errno == EINTR));
1224 5d7c642a 2021-09-15 op if (!safe_mode && close(sessionfd) == -1)
1225 5d7c642a 2021-09-15 op err(1, "close(sessionfd = %d)", sessionfd);