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 eb2ed626 2021-10-07 op #include "fs.h"
32 4bc446b9 2021-07-21 op #include "minibuffer.h"
33 395b9f4e 2021-07-12 op #include "parser.h"
34 1fce2e75 2021-08-14 op #include "session.h"
35 395b9f4e 2021-07-12 op #include "telescope.h"
36 d1a0f2a3 2021-07-12 op #include "ui.h"
38 dc761924 2021-07-15 op static struct option longopts[] = {
39 a599eaa6 2021-01-02 op {"colors", no_argument, NULL, 'C'},
40 a599eaa6 2021-01-02 op {"colours", no_argument, NULL, 'C'},
41 dc761924 2021-07-15 op {"help", no_argument, NULL, 'h'},
42 d0971653 2021-09-15 op {"safe", no_argument, NULL, 'S'},
43 dc761924 2021-07-15 op {"version", no_argument, NULL, 'v'},
44 dc761924 2021-07-15 op {NULL, 0, NULL, 0},
47 d0971653 2021-09-15 op static const char *opts = "Cc:hnST:v";
49 bb28f1c2 2021-12-30 op static int has_url;
50 bb28f1c2 2021-12-30 op static char url[GEMINI_URL_LEN];
53 a37d1a1c 2021-08-14 op * Used to know when we're finished loading.
55 1fce2e75 2021-08-14 op int operating;
58 d0971653 2021-09-15 op * "Safe" (or "sandobox") mode. If enabled, Telescope shouldn't write
59 d0971653 2021-09-15 op * anything to the filesystem or execute external programs.
61 d0971653 2021-09-15 op int safe_mode;
63 bc10f6a5 2021-07-12 op static struct imsgev *iev_fs, *iev_net;
65 f6a429eb 2021-07-10 op struct tabshead tabshead = TAILQ_HEAD_INITIALIZER(tabshead);
66 f6a429eb 2021-07-10 op struct proxylist proxies = TAILQ_HEAD_INITIALIZER(proxies);
68 6cc5fcfe 2021-07-08 op enum telescope_process {
74 9a8a7402 2021-07-18 op #define CANNOT_FETCH 0
75 9a8a7402 2021-07-18 op #define TOO_MUCH_REDIRECTS 1
76 9a8a7402 2021-07-18 op #define MALFORMED_RESPONSE 2
77 9a8a7402 2021-07-18 op #define UNKNOWN_TYPE_OR_CSET 3
78 9a8a7402 2021-07-18 op #define UNKNOWN_PROTOCOL 4
80 a21e0756 2021-08-14 op /* XXX: keep in sync with normalize_code */
81 9a8a7402 2021-07-18 op const char *err_pages[70] = {
82 9a8a7402 2021-07-18 op [CANNOT_FETCH] = "# Couldn't load the page\n",
83 9a8a7402 2021-07-18 op [TOO_MUCH_REDIRECTS] = "# Too much redirects\n",
84 9a8a7402 2021-07-18 op [MALFORMED_RESPONSE] = "# Got a malformed response\n",
85 9a8a7402 2021-07-18 op [UNKNOWN_TYPE_OR_CSET] = "# Unsupported type or charset\n",
86 9a8a7402 2021-07-18 op [UNKNOWN_PROTOCOL] = "# Unknown protocol\n",
88 9a8a7402 2021-07-18 op [10] = "# Input required\n",
89 9a8a7402 2021-07-18 op [11] = "# Input required\n",
90 9a8a7402 2021-07-18 op [40] = "# Temporary failure\n",
91 9a8a7402 2021-07-18 op [41] = "# Server unavailable\n",
92 9a8a7402 2021-07-18 op [42] = "# CGI error\n",
93 9a8a7402 2021-07-18 op [43] = "# Proxy error\n",
94 9a8a7402 2021-07-18 op [44] = "# Slow down\n",
95 9a8a7402 2021-07-18 op [50] = "# Permanent failure\n",
96 9a8a7402 2021-07-18 op [51] = "# Not found\n",
97 9a8a7402 2021-07-18 op [52] = "# Gone\n",
98 9a8a7402 2021-07-18 op [53] = "# Proxy request refused\n",
99 9a8a7402 2021-07-18 op [59] = "# Bad request\n",
100 9a8a7402 2021-07-18 op [60] = "# Client certificate required\n",
101 9a8a7402 2021-07-18 op [61] = "# Certificate not authorised\n",
102 9a8a7402 2021-07-18 op [62] = "# Certificate not valid\n"
105 2051e653 2021-03-13 op static void die(void) __attribute__((__noreturn__));
106 2051e653 2021-03-13 op static struct tab *tab_by_id(uint32_t);
107 69f32f56 2021-08-16 op static void handle_imsg_err(struct imsg *, size_t);
108 69f32f56 2021-08-16 op static void handle_imsg_check_cert(struct imsg *, size_t);
109 a2fd3805 2021-07-06 op static void handle_check_cert_user_choice(int, struct tab *);
110 a2fd3805 2021-07-06 op static void handle_maybe_save_new_cert(int, struct tab *);
111 69f32f56 2021-08-16 op static void handle_imsg_got_code(struct imsg *, size_t);
112 69f32f56 2021-08-16 op static void handle_imsg_got_meta(struct imsg *, size_t);
113 a2fd3805 2021-07-06 op static void handle_maybe_save_page(int, struct tab *);
114 d1353324 2021-07-13 op static void handle_save_page_path(const char *, struct tab *);
115 69f32f56 2021-08-16 op static void handle_imsg_file_opened(struct imsg *, size_t);
116 69f32f56 2021-08-16 op static void handle_imsg_buf(struct imsg *, size_t);
117 69f32f56 2021-08-16 op static void handle_imsg_eof(struct imsg *, size_t);
118 eb722b50 2022-01-03 op static void handle_imsg_tofu(struct imsg *, size_t);
119 69f32f56 2021-08-16 op static void handle_imsg_bookmark_ok(struct imsg *, size_t);
120 69f32f56 2021-08-16 op static void handle_imsg_save_cert_ok(struct imsg *, size_t);
121 288fd238 2021-04-25 op static void handle_imsg_update_cert_ok(struct imsg *, size_t);
122 bb28f1c2 2021-12-30 op static void handle_imsg_session(struct imsg *, size_t);
123 69f32f56 2021-08-16 op static void handle_dispatch_imsg(int, short, void *);
124 69f32f56 2021-08-16 op static int load_about_url(struct tab *, const char *);
125 0b1053d2 2021-08-13 op static int load_file_url(struct tab *, const char *);
126 1c690d0a 2021-08-03 op static int load_finger_url(struct tab *, const char *);
127 69f32f56 2021-08-16 op static int load_gemini_url(struct tab *, const char *);
128 1c690d0a 2021-08-03 op static int load_gopher_url(struct tab *, const char *);
129 1c690d0a 2021-08-03 op static int load_via_proxy(struct tab *, const char *,
130 dfb5eb39 2021-07-25 op struct proxy *);
131 1c690d0a 2021-08-03 op static int make_request(struct tab *, struct get_req *, int,
132 cf1195ce 2021-07-25 op const char *);
133 c7586aab 2021-08-13 op static int make_fs_request(struct tab *, int, const char *);
134 69f32f56 2021-08-16 op static int do_load_url(struct tab *, const char *, const char *);
135 6cc5fcfe 2021-07-08 op static pid_t start_child(enum telescope_process, const char *, int);
137 352e0355 2021-07-25 op static struct proto {
138 352e0355 2021-07-25 op const char *schema;
139 ba782cb8 2021-07-25 op const char *port;
140 69f32f56 2021-08-16 op int (*loadfn)(struct tab *, const char *);
141 352e0355 2021-07-25 op } protos[] = {
142 ba782cb8 2021-07-25 op {"about", NULL, load_about_url},
143 0b1053d2 2021-08-13 op {"file", NULL, load_file_url},
144 ba782cb8 2021-07-25 op {"finger", "79", load_finger_url},
145 ba782cb8 2021-07-25 op {"gemini", "1965", load_gemini_url},
146 1663bf1e 2021-07-25 op {"gopher", "70", load_gopher_url},
147 ba782cb8 2021-07-25 op {NULL, NULL, NULL},
150 5e11c00c 2021-03-02 op static imsg_handlerfn *handlers[] = {
151 5e11c00c 2021-03-02 op [IMSG_ERR] = handle_imsg_err,
152 5e11c00c 2021-03-02 op [IMSG_CHECK_CERT] = handle_imsg_check_cert,
153 5e11c00c 2021-03-02 op [IMSG_GOT_CODE] = handle_imsg_got_code,
154 5e11c00c 2021-03-02 op [IMSG_GOT_META] = handle_imsg_got_meta,
155 5e11c00c 2021-03-02 op [IMSG_BUF] = handle_imsg_buf,
156 5e11c00c 2021-03-02 op [IMSG_EOF] = handle_imsg_eof,
157 eb722b50 2022-01-03 op [IMSG_TOFU] = handle_imsg_tofu,
158 740f578b 2021-03-15 op [IMSG_BOOKMARK_OK] = handle_imsg_bookmark_ok,
159 3a227e9a 2021-03-18 op [IMSG_SAVE_CERT_OK] = handle_imsg_save_cert_ok,
160 288fd238 2021-04-25 op [IMSG_UPDATE_CERT_OK] = handle_imsg_update_cert_ok,
161 de2a69bb 2021-05-17 op [IMSG_FILE_OPENED] = handle_imsg_file_opened,
162 bb28f1c2 2021-12-30 op [IMSG_SESSION_TAB] = handle_imsg_session,
163 1040cc7f 2021-01-02 op [IMSG_SESSION_TAB_HIST] = handle_imsg_session,
164 bb28f1c2 2021-12-30 op [IMSG_SESSION_END] = handle_imsg_session,
167 cbcc75fb 2021-03-17 op static struct ohash certs;
169 5e11c00c 2021-03-02 op static void __attribute__((__noreturn__))
172 5e11c00c 2021-03-02 op abort(); /* TODO */
175 5e11c00c 2021-03-02 op static struct tab *
176 f6243012 2021-07-19 op tab_by_id(uint32_t id)
178 5e11c00c 2021-03-02 op struct tab *t;
180 5e11c00c 2021-03-02 op TAILQ_FOREACH(t, &tabshead, tabs) {
181 5e11c00c 2021-03-02 op if (t->id == id)
189 5e11c00c 2021-03-02 op handle_imsg_err(struct imsg *imsg, size_t datalen)
191 3a9b9365 2021-03-09 op struct tab *tab;
194 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
197 3a9b9365 2021-03-09 op page = imsg->data;
198 3a9b9365 2021-03-09 op page[datalen-1] = '\0';
200 3a9b9365 2021-03-09 op if (asprintf(&page, "# Error loading %s\n\n> %s\n",
201 2051e653 2021-03-13 op tab->hist_cur->h, page) == -1)
203 3a9b9365 2021-03-09 op load_page_from_str(tab, page);
208 5e11c00c 2021-03-02 op handle_imsg_check_cert(struct imsg *imsg, size_t datalen)
210 984245ce 2021-06-23 op const char *hash, *host, *port;
211 cbcc75fb 2021-03-17 op int tofu_res;
212 cbcc75fb 2021-03-17 op struct tofu_entry *e;
213 cbcc75fb 2021-03-17 op struct tab *tab;
215 cbcc75fb 2021-03-17 op hash = imsg->data;
216 cbcc75fb 2021-03-17 op if (hash[datalen-1] != '\0')
219 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
222 984245ce 2021-06-23 op if (tab->proxy != NULL) {
223 984245ce 2021-06-23 op host = tab->proxy->host;
224 984245ce 2021-06-23 op port = tab->proxy->port;
226 984245ce 2021-06-23 op host = tab->uri.host;
227 984245ce 2021-06-23 op port = tab->uri.port;
230 984245ce 2021-06-23 op if ((e = tofu_lookup(&certs, host, port)) == NULL) {
231 cbcc75fb 2021-03-17 op /* TODO: an update in libressl/libretls changed
232 cbcc75fb 2021-03-17 op * significantly. Find a better approach at storing
233 cbcc75fb 2021-03-17 op * the certs! */
234 cbcc75fb 2021-03-17 op if (datalen > sizeof(e->hash))
237 cbcc75fb 2021-03-17 op tofu_res = 1; /* trust on first use */
238 cbcc75fb 2021-03-17 op if ((e = calloc(1, sizeof(*e))) == NULL)
240 984245ce 2021-06-23 op strlcpy(e->domain, host, sizeof(e->domain));
241 984245ce 2021-06-23 op if (*port != '\0' && strcmp(port, "1965")) {
242 eb4388ee 2021-04-25 op strlcat(e->domain, ":", sizeof(e->domain));
243 984245ce 2021-06-23 op strlcat(e->domain, port, sizeof(e->domain));
245 cbcc75fb 2021-03-17 op strlcpy(e->hash, hash, sizeof(e->hash));
246 3768e50f 2021-04-25 op tofu_add(&certs, e);
247 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_SAVE_CERT, tab->id, e, sizeof(*e));
249 cbcc75fb 2021-03-17 op tofu_res = !strcmp(hash, e->hash);
251 5d1bac73 2021-03-25 op if (tofu_res) {
252 a2fd3805 2021-07-06 op if (e->verified == -1)
253 a2fd3805 2021-07-06 op tab->trust = TS_TEMP_TRUSTED;
254 a2fd3805 2021-07-06 op else if (e->verified == 1)
255 a2fd3805 2021-07-06 op tab->trust = TS_VERIFIED;
257 a2fd3805 2021-07-06 op tab->trust = TS_TRUSTED;
259 bc10f6a5 2021-07-12 op ui_send_net(IMSG_CERT_STATUS, imsg->hdr.peerid,
260 5d1bac73 2021-03-25 op &tofu_res, sizeof(tofu_res));
262 cbcc75fb 2021-03-17 op tab->trust = TS_UNTRUSTED;
263 cbcc75fb 2021-03-17 op load_page_from_str(tab, "# Certificate mismatch\n");
264 288fd238 2021-04-25 op if ((tab->cert = strdup(hash)) == NULL)
266 5d1bac73 2021-03-25 op ui_yornp("Certificate mismatch. Proceed?",
267 a2fd3805 2021-07-06 op handle_check_cert_user_choice, tab);
272 a2fd3805 2021-07-06 op handle_check_cert_user_choice(int accept, struct tab *tab)
274 bc10f6a5 2021-07-12 op ui_send_net(IMSG_CERT_STATUS, tab->id, &accept,
275 bc10f6a5 2021-07-12 op sizeof(accept));
277 a2fd3805 2021-07-06 op if (accept) {
279 a2fd3805 2021-07-06 op * trust the certificate for this session only. If
280 a2fd3805 2021-07-06 op * the page results in a redirect while we're asking
281 a2fd3805 2021-07-06 op * the user to save, we'll end up with an invalid
282 7b4e4feb 2021-08-15 op * tabid (one request == one tab id). It also makes
283 7b4e4feb 2021-08-15 op * sense to save it for the current session if the
284 7b4e4feb 2021-08-15 op * user accepted it.
286 69f32f56 2021-08-16 op tofu_temp_trust(&certs, tab->uri.host, tab->uri.port,
289 d0971653 2021-09-15 op if (!safe_mode)
290 d0971653 2021-09-15 op ui_yornp("Save the new certificate?",
291 d0971653 2021-09-15 op handle_maybe_save_new_cert, tab);
293 d0971653 2021-09-15 op message("Certificate temporarly trusted");
295 288fd238 2021-04-25 op free(tab->cert);
296 288fd238 2021-04-25 op tab->cert = NULL;
301 a2fd3805 2021-07-06 op handle_maybe_save_new_cert(int accept, struct tab *tab)
303 288fd238 2021-04-25 op struct tofu_entry *e;
304 984245ce 2021-06-23 op const char *host, *port;
306 984245ce 2021-06-23 op if (tab->proxy != NULL) {
307 984245ce 2021-06-23 op host = tab->proxy->host;
308 984245ce 2021-06-23 op port = tab->proxy->port;
310 984245ce 2021-06-23 op host = tab->uri.host;
311 984245ce 2021-06-23 op port = tab->uri.port;
317 fe2262ad 2021-05-12 op if ((e = calloc(1, sizeof(*e))) == NULL)
320 984245ce 2021-06-23 op strlcpy(e->domain, host, sizeof(e->domain));
321 984245ce 2021-06-23 op if (*port != '\0' && strcmp(port, "1965")) {
322 288fd238 2021-04-25 op strlcat(e->domain, ":", sizeof(e->domain));
323 984245ce 2021-06-23 op strlcat(e->domain, port, sizeof(e->domain));
325 288fd238 2021-04-25 op strlcpy(e->hash, tab->cert, sizeof(e->hash));
326 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_UPDATE_CERT, 0, e, sizeof(*e));
328 288fd238 2021-04-25 op tofu_update(&certs, e);
330 288fd238 2021-04-25 op tab->trust = TS_TRUSTED;
333 288fd238 2021-04-25 op free(tab->cert);
334 288fd238 2021-04-25 op tab->cert = NULL;
337 5cd2ebb1 2021-03-11 op static inline int
338 5cd2ebb1 2021-03-11 op normalize_code(int n)
340 5cd2ebb1 2021-03-11 op if (n < 20) {
341 5cd2ebb1 2021-03-11 op if (n == 10 || n == 11)
344 5cd2ebb1 2021-03-11 op } else if (n < 30) {
346 5cd2ebb1 2021-03-11 op } else if (n < 40) {
347 5cd2ebb1 2021-03-11 op if (n == 30 || n == 31)
350 5cd2ebb1 2021-03-11 op } else if (n < 50) {
354 5cd2ebb1 2021-03-11 op } else if (n < 60) {
355 5cd2ebb1 2021-03-11 op if (n <= 53 || n == 59)
358 5cd2ebb1 2021-03-11 op } else if (n < 70) {
363 5cd2ebb1 2021-03-11 op return MALFORMED_RESPONSE;
367 5e11c00c 2021-03-02 op handle_imsg_got_code(struct imsg *imsg, size_t datalen)
369 0972d8b2 2021-03-02 op struct tab *tab;
371 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
374 0972d8b2 2021-03-02 op if (sizeof(tab->code) != datalen)
377 5cd2ebb1 2021-03-11 op memcpy(&tab->code, imsg->data, sizeof(tab->code));
378 5cd2ebb1 2021-03-11 op tab->code = normalize_code(tab->code);
379 5cd2ebb1 2021-03-11 op if (tab->code != 30 && tab->code != 31)
380 0972d8b2 2021-03-02 op tab->redirect_count = 0;
384 5e11c00c 2021-03-02 op handle_imsg_got_meta(struct imsg *imsg, size_t datalen)
386 0972d8b2 2021-03-02 op struct tab *tab;
387 fcd99a0d 2021-11-05 op char buf[128];
389 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
392 0972d8b2 2021-03-02 op if (sizeof(tab->meta) <= datalen)
395 0972d8b2 2021-03-02 op memcpy(tab->meta, imsg->data, datalen);
397 5cd2ebb1 2021-03-11 op if (tab->code < 10) { /* internal errors */
398 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
399 5cd2ebb1 2021-03-11 op } else if (tab->code < 20) { /* 1x */
400 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
401 9a28e7e5 2021-08-03 op ui_require_input(tab, tab->code == 11, PROTO_GEMINI);
402 5cd2ebb1 2021-03-11 op } else if (tab->code == 20) {
403 c07ac996 2021-03-12 op if (setup_parser_for(tab)) {
404 bc10f6a5 2021-07-12 op ui_send_net(IMSG_PROCEED, tab->id, NULL, 0);
405 fcd99a0d 2021-11-05 op } else if (safe_mode) {
406 69f32f56 2021-08-16 op load_page_from_str(tab,
407 69f32f56 2021-08-16 op err_pages[UNKNOWN_TYPE_OR_CSET]);
409 fcd99a0d 2021-11-05 op struct hist *h;
411 fcd99a0d 2021-11-05 op if ((h = hist_pop(&tab->hist)) != NULL)
412 fcd99a0d 2021-11-05 op tab->hist_cur = h;
413 fcd99a0d 2021-11-05 op snprintf(buf, sizeof(buf),
414 fcd99a0d 2021-11-05 op "Can't display \"%s\", save it?", tab->meta);
415 fcd99a0d 2021-11-05 op ui_yornp(buf, handle_maybe_save_page, tab);
417 5cd2ebb1 2021-03-11 op } else if (tab->code < 40) { /* 3x */
418 3a9b9365 2021-03-09 op tab->redirect_count++;
420 3a9b9365 2021-03-09 op /* TODO: make customizable? */
421 3a9b9365 2021-03-09 op if (tab->redirect_count > 5) {
422 3a9b9365 2021-03-09 op load_page_from_str(tab,
423 3a9b9365 2021-03-09 op err_pages[TOO_MUCH_REDIRECTS]);
425 bd3a3a95 2021-07-20 op do_load_url(tab, tab->meta, NULL);
426 5cd2ebb1 2021-03-11 op } else { /* 4x, 5x & 6x */
427 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
432 a2fd3805 2021-07-06 op handle_maybe_save_page(int dosave, struct tab *tab)
434 bb9912eb 2021-08-29 op const char *f;
435 bb9912eb 2021-08-29 op char input[PATH_MAX];
437 fcd99a0d 2021-11-05 op /* XXX: this print a message that is confusing */
438 fcd99a0d 2021-11-05 op ui_on_tab_loaded(tab);
440 bb9912eb 2021-08-29 op if (!dosave) {
441 a2fd3805 2021-07-06 op stop_tab(tab);
445 bb9912eb 2021-08-29 op if ((f = strrchr(tab->uri.path, '/')) == NULL)
450 112b9046 2021-08-29 op strlcpy(input, download_path, sizeof(input));
451 bb9912eb 2021-08-29 op strlcat(input, f, sizeof(input));
453 bb9912eb 2021-08-29 op ui_read("Save to path", handle_save_page_path, tab, input);
457 d1353324 2021-07-13 op handle_save_page_path(const char *path, struct tab *tab)
459 de2a69bb 2021-05-17 op if (path == NULL) {
460 d1353324 2021-07-13 op stop_tab(tab);
464 fcd99a0d 2021-11-05 op ui_show_downloads_pane();
466 fcd99a0d 2021-11-05 op enqueue_download(tab->id, path);
467 d1353324 2021-07-13 op ui_send_fs(IMSG_FILE_OPEN, tab->id, path, strlen(path)+1);
470 fcd99a0d 2021-11-05 op * Change this tab id, the old one is associated with the
471 fcd99a0d 2021-11-05 op * download now.
473 fcd99a0d 2021-11-05 op tab->id = tab_new_id();
477 de2a69bb 2021-05-17 op handle_imsg_file_opened(struct imsg *imsg, size_t datalen)
479 fcd99a0d 2021-11-05 op struct download *d;
480 de2a69bb 2021-05-17 op const char *e;
483 fcd99a0d 2021-11-05 op * There are no reason we shouldn't be able to find the
484 fcd99a0d 2021-11-05 op * required download.
486 fcd99a0d 2021-11-05 op if ((d = download_by_id(imsg->hdr.peerid)) == NULL)
489 de2a69bb 2021-05-17 op if (imsg->fd == -1) {
490 de2a69bb 2021-05-17 op e = imsg->data;
491 de2a69bb 2021-05-17 op if (e[datalen-1] != '\0')
493 fcd99a0d 2021-11-05 op message("Can't open file %s: %s", d->path, e);
495 fcd99a0d 2021-11-05 op d->fd = imsg->fd;
496 fcd99a0d 2021-11-05 op ui_send_net(IMSG_PROCEED, d->id, NULL, 0);
501 bb28f1c2 2021-12-30 op handle_imsg_session(struct imsg *imsg, size_t datalen)
503 bb28f1c2 2021-12-30 op static struct tab *curr;
504 1040cc7f 2021-01-02 op static struct tab *tab;
505 bb28f1c2 2021-12-30 op struct session_tab st;
506 1040cc7f 2021-01-02 op struct session_tab_hist sth;
507 1040cc7f 2021-01-02 op struct hist *h;
508 bb28f1c2 2021-12-30 op int first_time;
511 bb28f1c2 2021-12-30 op * The fs process tried to send tabs after it has announced
512 bb28f1c2 2021-12-30 op * that he's done. Something fishy is going on, better die.
514 bb28f1c2 2021-12-30 op if (operating)
517 92ce02e2 2021-01-02 op switch (imsg->hdr.type) {
518 92ce02e2 2021-01-02 op case IMSG_SESSION_TAB:
519 92ce02e2 2021-01-02 op if (datalen != sizeof(st))
522 92ce02e2 2021-01-02 op memcpy(&st, imsg->data, sizeof(st));
523 92ce02e2 2021-01-02 op if ((tab = new_tab(st.uri, NULL, NULL)) == NULL)
525 92ce02e2 2021-01-02 op strlcpy(tab->buffer.page.title, st.title,
526 92ce02e2 2021-01-02 op sizeof(tab->buffer.page.title));
527 92ce02e2 2021-01-02 op if (st.flags & TAB_CURRENT)
531 1040cc7f 2021-01-02 op case IMSG_SESSION_TAB_HIST:
532 1040cc7f 2021-01-02 op if (tab == NULL || datalen != sizeof(sth))
535 1040cc7f 2021-01-02 op memcpy(&sth, imsg->data, sizeof(sth));
536 1040cc7f 2021-01-02 op if (sth.uri[sizeof(sth.uri)-1] != '\0')
539 1040cc7f 2021-01-02 op if ((h = calloc(1, sizeof(*h))) == NULL)
541 1040cc7f 2021-01-02 op strlcpy(h->h, sth.uri, sizeof(h->h));
543 1040cc7f 2021-01-02 op if (sth.future)
544 1040cc7f 2021-01-02 op hist_push(&tab->hist, h);
546 1040cc7f 2021-01-02 op hist_add_before(&tab->hist, tab->hist_cur, h);
549 92ce02e2 2021-01-02 op case IMSG_SESSION_END:
550 bb28f1c2 2021-12-30 op if (datalen != sizeof(first_time))
552 bb28f1c2 2021-12-30 op memcpy(&first_time, imsg->data, sizeof(first_time));
553 bb28f1c2 2021-12-30 op if (first_time) {
554 bb28f1c2 2021-12-30 op new_tab("about:new", NULL, NULL);
555 bb28f1c2 2021-12-30 op curr = new_tab("about:help", NULL, NULL);
558 bb28f1c2 2021-12-30 op operating = 1;
559 bb28f1c2 2021-12-30 op if (curr != NULL)
560 bb28f1c2 2021-12-30 op switch_to_tab(curr);
561 bb28f1c2 2021-12-30 op if (has_url || TAILQ_EMPTY(&tabshead))
562 bb28f1c2 2021-12-30 op new_tab(url, NULL, NULL);
563 bb28f1c2 2021-12-30 op ui_main_loop();
572 5e11c00c 2021-03-02 op handle_imsg_buf(struct imsg *imsg, size_t datalen)
574 fcd99a0d 2021-11-05 op struct tab *tab = NULL;
575 fcd99a0d 2021-11-05 op struct download *d = NULL;
577 fcd99a0d 2021-11-05 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL &&
578 fcd99a0d 2021-11-05 op (d = download_by_id(imsg->hdr.peerid)) == NULL)
581 fcd99a0d 2021-11-05 op if (tab != NULL) {
582 8c1b0837 2021-07-25 op if (!parser_parse(tab, imsg->data, datalen))
584 fcd99a0d 2021-11-05 op ui_on_tab_refresh(tab);
586 fcd99a0d 2021-11-05 op d->bytes += datalen;
587 fcd99a0d 2021-11-05 op write(d->fd, imsg->data, datalen);
588 fcd99a0d 2021-11-05 op ui_on_download_refresh();
593 5e11c00c 2021-03-02 op handle_imsg_eof(struct imsg *imsg, size_t datalen)
595 fcd99a0d 2021-11-05 op struct tab *tab = NULL;
596 fcd99a0d 2021-11-05 op struct download *d = NULL;
598 fcd99a0d 2021-11-05 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL &&
599 fcd99a0d 2021-11-05 op (d = download_by_id(imsg->hdr.peerid)) == NULL)
602 fcd99a0d 2021-11-05 op if (tab != NULL) {
603 8c1b0837 2021-07-25 op if (!parser_free(tab))
605 fcd99a0d 2021-11-05 op ui_on_tab_refresh(tab);
606 fcd99a0d 2021-11-05 op ui_on_tab_loaded(tab);
608 fcd99a0d 2021-11-05 op close(d->fd);
610 fcd99a0d 2021-11-05 op ui_on_download_refresh();
615 eb722b50 2022-01-03 op handle_imsg_tofu(struct imsg *imsg, size_t datalen)
617 eb722b50 2022-01-03 op struct tofu_entry *e;
619 eb722b50 2022-01-03 op if (operating)
622 eb722b50 2022-01-03 op if ((e = calloc(1, sizeof(*e))) == NULL)
625 eb722b50 2022-01-03 op if (datalen != sizeof(*e))
627 eb722b50 2022-01-03 op memcpy(e, imsg->data, sizeof(*e));
628 eb722b50 2022-01-03 op if (e->domain[sizeof(e->domain)-1] != '\0' ||
629 eb722b50 2022-01-03 op e->hash[sizeof(e->hash)-1] != '\0')
631 eb722b50 2022-01-03 op tofu_add(&certs, e);
635 740f578b 2021-03-15 op handle_imsg_bookmark_ok(struct imsg *imsg, size_t datalen)
639 740f578b 2021-03-15 op if (datalen != sizeof(res))
642 740f578b 2021-03-15 op memcpy(&res, imsg->data, sizeof(res));
643 740f578b 2021-03-15 op if (res == 0)
644 7f963c41 2021-06-20 op message("Added to bookmarks!");
646 7f963c41 2021-06-20 op message("Failed to add to bookmarks: %s",
647 740f578b 2021-03-15 op strerror(res));
651 3a227e9a 2021-03-18 op handle_imsg_save_cert_ok(struct imsg *imsg, size_t datalen)
655 3a227e9a 2021-03-18 op if (datalen != sizeof(res))
657 3a227e9a 2021-03-18 op memcpy(&res, imsg->data, datalen);
658 3a227e9a 2021-03-18 op if (res != 0)
659 7f963c41 2021-06-20 op message("Failed to save the cert for: %s",
660 3a227e9a 2021-03-18 op strerror(res));
664 288fd238 2021-04-25 op handle_imsg_update_cert_ok(struct imsg *imsg, size_t datalen)
668 288fd238 2021-04-25 op if (datalen != sizeof(res))
670 288fd238 2021-04-25 op memcpy(&res, imsg->data, datalen);
672 7f963c41 2021-06-20 op message("Failed to update the certificate");
676 1304bbdd 2021-03-15 op handle_dispatch_imsg(int fd, short ev, void *d)
678 bc10f6a5 2021-07-12 op struct imsgev *iev = d;
680 ea080950 2021-07-20 op if (dispatch_imsg(iev, ev, handlers, sizeof(handlers)) == -1)
681 ea080950 2021-07-20 op err(1, "connection closed");
685 4d3785b1 2021-03-09 op load_about_url(struct tab *tab, const char *url)
687 7b2aac84 2021-08-13 op tab->trust = TS_UNKNOWN;
688 8c1b0837 2021-07-25 op parser_init(tab, gemtext_initparser);
689 c7586aab 2021-08-13 op return make_fs_request(tab, IMSG_GET, url);
693 0b1053d2 2021-08-13 op load_file_url(struct tab *tab, const char *url)
695 0b1053d2 2021-08-13 op tab->trust = TS_UNKNOWN;
696 0b1053d2 2021-08-13 op return make_fs_request(tab, IMSG_GET_FILE, tab->uri.path);
700 5fb52fc0 2021-07-25 op load_finger_url(struct tab *tab, const char *url)
702 5fb52fc0 2021-07-25 op struct get_req req;
706 5fb52fc0 2021-07-25 op memset(&req, 0, sizeof(req));
707 ba782cb8 2021-07-25 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
710 5fb52fc0 2021-07-25 op * Sometimes the finger url have the user as path component
711 5fb52fc0 2021-07-25 op * (e.g. finger://thelambdalab.xyz/plugd), sometimes as
712 5fb52fc0 2021-07-25 op * userinfo (e.g. finger://cobradile@finger.farm).
714 5fb52fc0 2021-07-25 op if ((at = strchr(tab->uri.host, '@')) != NULL) {
715 5fb52fc0 2021-07-25 op len = at - tab->uri.host;
716 5fb52fc0 2021-07-25 op memcpy(req.req, tab->uri.host, len);
718 5fb52fc0 2021-07-25 op if (len >= sizeof(req.req))
720 5fb52fc0 2021-07-25 op req.req[len] = '\0';
722 5fb52fc0 2021-07-25 op strlcpy(req.host, at+1, sizeof(req.host));
724 5fb52fc0 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
726 5fb52fc0 2021-07-25 op /* +1 to skip the initial `/' */
727 5fb52fc0 2021-07-25 op strlcpy(req.req, tab->uri.path+1, sizeof(req.req));
729 5fb52fc0 2021-07-25 op strlcat(req.req, "\r\n", sizeof(req.req));
731 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
732 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_FINGER, NULL);
736 4d3785b1 2021-03-09 op load_gemini_url(struct tab *tab, const char *url)
738 984245ce 2021-06-23 op struct get_req req;
740 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
741 984245ce 2021-06-23 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
742 f94c7ac1 2021-11-24 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
744 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_GEMINI, tab->hist_cur->h);
747 ca190c99 2021-08-14 op static inline const char *
748 ca190c99 2021-08-14 op gopher_skip_selector(const char *path, int *ret_type)
750 ca190c99 2021-08-14 op *ret_type = 0;
752 ca190c99 2021-08-14 op if (!strcmp(path, "/") || *path == '\0') {
753 ca190c99 2021-08-14 op *ret_type = '1';
757 ca190c99 2021-08-14 op if (*path != '/')
761 ca190c99 2021-08-14 op switch (*ret_type = *path) {
768 ca190c99 2021-08-14 op *ret_type = 0;
773 95bb01e2 2021-08-28 op return ++path;
777 1663bf1e 2021-07-25 op load_gopher_url(struct tab *tab, const char *url)
779 81839fee 2021-07-25 op struct get_req req;
781 81839fee 2021-07-25 op const char *path;
783 1663bf1e 2021-07-25 op memset(&req, 0, sizeof(req));
784 1663bf1e 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
785 f94c7ac1 2021-11-24 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
787 ca190c99 2021-08-14 op path = gopher_skip_selector(tab->uri.path, &type);
788 ca190c99 2021-08-14 op switch (type) {
790 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
793 ca190c99 2021-08-14 op parser_init(tab, gophermap_initparser);
796 9a28e7e5 2021-08-03 op ui_require_input(tab, 0, PROTO_GOPHER);
797 9a28e7e5 2021-08-03 op return load_page_from_str(tab, err_pages[10]);
799 ca190c99 2021-08-14 op return load_page_from_str(tab, "Unknown gopher selector");
802 9a28e7e5 2021-08-03 op strlcpy(req.req, path, sizeof(req.req));
803 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
804 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
805 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
807 767da05c 2021-08-13 op strlcat(req.req, "\r\n", sizeof(req.req));
809 767da05c 2021-08-13 op return make_request(tab, &req, PROTO_GOPHER, NULL);
813 984245ce 2021-06-23 op load_via_proxy(struct tab *tab, const char *url, struct proxy *p)
815 984245ce 2021-06-23 op struct get_req req;
817 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
818 984245ce 2021-06-23 op strlcpy(req.host, p->host, sizeof(req.host));
819 f94c7ac1 2021-11-24 op strlcpy(req.port, p->port, sizeof(req.port));
821 cf1195ce 2021-07-25 op tab->proxy = p;
823 1c690d0a 2021-08-03 op return make_request(tab, &req, p->proto, tab->hist_cur->h);
827 cf1195ce 2021-07-25 op make_request(struct tab *tab, struct get_req *req, int proto, const char *r)
829 cf1195ce 2021-07-25 op stop_tab(tab);
830 cf1195ce 2021-07-25 op tab->id = tab_new_id();
831 cf1195ce 2021-07-25 op req->proto = proto;
833 cf1195ce 2021-07-25 op if (r != NULL) {
834 cf1195ce 2021-07-25 op strlcpy(req->req, r, sizeof(req->req));
835 cf1195ce 2021-07-25 op strlcat(req->req, "\r\n", sizeof(req->req));
838 cf1195ce 2021-07-25 op ui_send_net(IMSG_GET_RAW, tab->id, req, sizeof(*req));
841 1c690d0a 2021-08-03 op * So the various load_*_url can `return make_request` and
842 1c690d0a 2021-08-03 op * do_load_url is happy.
848 c7586aab 2021-08-13 op make_fs_request(struct tab *tab, int type, const char *r)
850 c7586aab 2021-08-13 op stop_tab(tab);
851 c7586aab 2021-08-13 op tab->id = tab_new_id();
853 c7586aab 2021-08-13 op ui_send_fs(type, tab->id, r, strlen(r)+1);
856 c7586aab 2021-08-13 op * So load_{about,file}_url can `return make_fs_request` and
857 c7586aab 2021-08-13 op * do_load_url is happy.
863 9a28e7e5 2021-08-03 op gopher_send_search_req(struct tab *tab, const char *text)
865 9a28e7e5 2021-08-03 op struct get_req req;
867 1b0e6efc 2021-08-08 op start_loading_anim(tab);
869 9a28e7e5 2021-08-03 op memset(&req, 0, sizeof(req));
870 9a28e7e5 2021-08-03 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
871 f94c7ac1 2021-11-24 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
873 9a28e7e5 2021-08-03 op /* +2 to skip /7 */
874 9a28e7e5 2021-08-03 op strlcpy(req.req, tab->uri.path+2, sizeof(req.req));
875 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
876 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
877 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
880 9a28e7e5 2021-08-03 op strlcat(req.req, "\t", sizeof(req.req));
881 9a28e7e5 2021-08-03 op strlcat(req.req, text, sizeof(req.req));
882 9a28e7e5 2021-08-03 op strlcat(req.req, "\r\n", sizeof(req.req));
884 9a28e7e5 2021-08-03 op erase_buffer(&tab->buffer);
885 9a28e7e5 2021-08-03 op parser_init(tab, gophermap_initparser);
887 9a28e7e5 2021-08-03 op make_request(tab, &req, PROTO_GOPHER, NULL);
891 adea4eec 2021-07-16 op * Effectively load the given url in the given tab. Return 1 when
892 adea4eec 2021-07-16 op * loading the page asynchronously, and thus when an erase_buffer can
893 adea4eec 2021-07-16 op * be done right after this function return, or 0 when loading the
894 9eca3d7c 2021-11-02 op * page synchronously.
897 bd3a3a95 2021-07-20 op do_load_url(struct tab *tab, const char *url, const char *base)
899 31f1a758 2021-04-22 op struct phos_uri uri;
900 31f1a758 2021-04-22 op struct proto *p;
901 984245ce 2021-06-23 op struct proxy *proxy;
904 7943bb81 2021-07-10 op tab->proxy = NULL;
906 10346511 2021-03-17 op tab->trust = TS_UNKNOWN;
908 bd3a3a95 2021-07-20 op if (base == NULL)
909 bd3a3a95 2021-07-20 op memcpy(&uri, &tab->uri, sizeof(tab->uri));
911 bd3a3a95 2021-07-20 op phos_parse_absolute_uri(base, &uri);
913 31f1a758 2021-04-22 op if (!phos_resolve_uri_from_str(&uri, url, &tab->uri)) {
914 902fc2c2 2021-07-25 op if (asprintf(&t, "#error loading %s\n>%s\n",
915 31f1a758 2021-04-22 op url, "Can't parse the URI") == -1)
917 31f1a758 2021-04-22 op strlcpy(tab->hist_cur->h, url, sizeof(tab->hist_cur->h));
918 31f1a758 2021-04-22 op load_page_from_str(tab, t);
923 31f1a758 2021-04-22 op phos_serialize_uri(&tab->uri, tab->hist_cur->h,
924 31f1a758 2021-04-22 op sizeof(tab->hist_cur->h));
926 4d3785b1 2021-03-09 op for (p = protos; p->schema != NULL; ++p) {
927 ed383cf4 2021-04-22 op if (!strcmp(tab->uri.scheme, p->schema)) {
928 ba782cb8 2021-07-25 op /* patch the port */
929 ba782cb8 2021-07-25 op if (*tab->uri.port == '\0' && p->port != NULL)
930 ba782cb8 2021-07-25 op strlcpy(tab->uri.port, p->port,
931 ba782cb8 2021-07-25 op sizeof(tab->uri.port));
933 1c690d0a 2021-08-03 op return p->loadfn(tab, url);
937 984245ce 2021-06-23 op TAILQ_FOREACH(proxy, &proxies, proxies) {
938 1c690d0a 2021-08-03 op if (!strcmp(tab->uri.scheme, proxy->match_proto))
939 1c690d0a 2021-08-03 op return load_via_proxy(tab, url, proxy);
942 b38cd1f7 2021-08-03 op return load_page_from_str(tab, err_pages[UNKNOWN_PROTOCOL]);
946 ea639250 2021-01-02 op * Load url in tab and handle history. If a tab is marked as lazy, only
947 ea639250 2021-01-02 op * prepare the url but don't load it.
950 bc55cdb9 2021-08-12 op load_url(struct tab *tab, const char *url, const char *base, int nohist)
952 ea639250 2021-01-02 op int lazy = tab->flags & TAB_LAZY;
954 bc55cdb9 2021-08-12 op if (!nohist && (!lazy || tab->hist_cur == NULL)) {
955 2ddbda6b 2021-07-17 op if (tab->hist_cur != NULL)
956 2ddbda6b 2021-07-17 op hist_clear_forward(&tab->hist,
957 2ddbda6b 2021-07-17 op TAILQ_NEXT(tab->hist_cur, entries));
959 69f32f56 2021-08-16 op if ((tab->hist_cur = calloc(1, sizeof(*tab->hist_cur)))
961 2ddbda6b 2021-07-17 op event_loopbreak();
965 2ddbda6b 2021-07-17 op strlcpy(tab->buffer.page.title, url,
966 2ddbda6b 2021-07-17 op sizeof(tab->buffer.page.title));
967 2ddbda6b 2021-07-17 op hist_push(&tab->hist, tab->hist_cur);
970 2ddbda6b 2021-07-17 op strlcpy(tab->hist_cur->h, url,
971 2ddbda6b 2021-07-17 op sizeof(tab->hist_cur->h));
975 9eca3d7c 2021-11-02 op do_load_url(tab, url, base);
979 a37d1a1c 2021-08-14 op load_url_in_tab(struct tab *tab, const char *url, const char *base, int nohist)
981 a37d1a1c 2021-08-14 op if (!operating) {
982 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
986 a37d1a1c 2021-08-14 op autosave_hook();
988 a37d1a1c 2021-08-14 op message("Loading %s...", url);
989 a37d1a1c 2021-08-14 op start_loading_anim(tab);
990 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
994 2051e653 2021-03-13 op load_previous_page(struct tab *tab)
996 2051e653 2021-03-13 op struct hist *h;
998 2051e653 2021-03-13 op if ((h = TAILQ_PREV(tab->hist_cur, mhisthead, entries)) == NULL)
1000 2051e653 2021-03-13 op tab->hist_cur = h;
1001 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
1006 2051e653 2021-03-13 op load_next_page(struct tab *tab)
1008 2051e653 2021-03-13 op struct hist *h;
1010 2051e653 2021-03-13 op if ((h = TAILQ_NEXT(tab->hist_cur, entries)) == NULL)
1012 2051e653 2021-03-13 op tab->hist_cur = h;
1013 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
1018 740f578b 2021-03-15 op add_to_bookmarks(const char *str)
1020 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_BOOKMARK_PAGE, 0,
1021 bc10f6a5 2021-07-12 op str, strlen(str)+1);
1025 f6d7d047 2021-12-30 op * Given a user-entered URL, apply some heuristics to use it:
1027 f6d7d047 2021-12-30 op * - if it's a proper url use it
1028 f6d7d047 2021-12-30 op * - if it starts with a `./' or a `/' assume its a file:// url
1029 f6d7d047 2021-12-30 op * - assume it's a gemini:// url
1031 f6d7d047 2021-12-30 op * `ret' (of which len is the size) will be filled with the resulting
1035 c6efff96 2021-08-16 op humanify_url(const char *raw, char *ret, size_t len)
1037 c6efff96 2021-08-16 op struct phos_uri uri;
1038 c6efff96 2021-08-16 op char buf[PATH_MAX];
1040 c6efff96 2021-08-16 op if (phos_parse_absolute_uri(raw, &uri)) {
1041 c6efff96 2021-08-16 op strlcpy(ret, raw, len);
1045 c6efff96 2021-08-16 op if (has_prefix(raw, "./")) {
1046 c6efff96 2021-08-16 op strlcpy(ret, "file://", len);
1047 c6efff96 2021-08-16 op getcwd(buf, sizeof(buf));
1048 c6efff96 2021-08-16 op strlcat(ret, buf, len);
1049 c6efff96 2021-08-16 op strlcat(ret, "/", len);
1050 c6efff96 2021-08-16 op strlcat(ret, raw+2, len);
1054 c6efff96 2021-08-16 op if (*raw == '/') {
1055 c6efff96 2021-08-16 op strlcpy(ret, "file://", len);
1056 c6efff96 2021-08-16 op strlcat(ret, raw, len);
1060 c6efff96 2021-08-16 op strlcpy(ret, "gemini://", len);
1061 c6efff96 2021-08-16 op strlcat(ret, raw, len);
1064 6cc5fcfe 2021-07-08 op static pid_t
1065 6cc5fcfe 2021-07-08 op start_child(enum telescope_process p, const char *argv0, int fd)
1067 55ccd6d0 2021-09-15 op const char *argv[5];
1068 6cc5fcfe 2021-07-08 op int argc = 0;
1071 6cc5fcfe 2021-07-08 op switch (pid = fork()) {
1081 6cc5fcfe 2021-07-08 op if (dup2(fd, 3) == -1)
1082 6cc5fcfe 2021-07-08 op err(1, "cannot setup imsg fd");
1084 6cc5fcfe 2021-07-08 op argv[argc++] = argv0;
1085 6cc5fcfe 2021-07-08 op switch (p) {
1086 6cc5fcfe 2021-07-08 op case PROC_UI:
1087 6cc5fcfe 2021-07-08 op errx(1, "Can't start ui process");
1088 6cc5fcfe 2021-07-08 op case PROC_FS:
1089 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tf";
1091 6cc5fcfe 2021-07-08 op case PROC_NET:
1092 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tn";
1096 55ccd6d0 2021-09-15 op if (safe_mode)
1097 55ccd6d0 2021-09-15 op argv[argc++] = "-S";
1099 6cc5fcfe 2021-07-08 op argv[argc++] = NULL;
1100 6cc5fcfe 2021-07-08 op execvp(argv0, (char *const *)argv);
1101 6cc5fcfe 2021-07-08 op err(1, "execvp(%s)", argv0);
1105 bc10f6a5 2021-07-12 op ui_send_net(int type, uint32_t peerid, const void *data,
1106 bc10f6a5 2021-07-12 op uint16_t datalen)
1108 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_net, type, peerid, 0, -1, data,
1113 bc10f6a5 2021-07-12 op ui_send_fs(int type, uint32_t peerid, const void *data, uint16_t datalen)
1115 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_fs, type, peerid, 0, -1, data,
1119 6cc5fcfe 2021-07-08 op static void __attribute__((noreturn))
1120 6cc5fcfe 2021-07-08 op usage(int r)
1122 335cfaec 2021-09-15 op fprintf(stderr, "USAGE: %s [-ChnSv] [-c config] [url]\n",
1123 dc761924 2021-07-15 op getprogname());
1124 d2544989 2021-07-08 op fprintf(stderr, "version: " PACKAGE " " VERSION "\n");
1129 6cd6a9e1 2021-03-20 op main(int argc, char * const *argv)
1131 bc10f6a5 2021-07-12 op struct imsgev net_ibuf, fs_ibuf;
1133 bc10f6a5 2021-07-12 op int pipe2net[2], pipe2fs[2];
1134 d2544989 2021-07-08 op int ch, configtest = 0, fail = 0;
1135 6cc5fcfe 2021-07-08 op int proc = -1;
1136 5d7c642a 2021-09-15 op int sessionfd = -1;
1138 6cc5fcfe 2021-07-08 op const char *argv0;
1140 6cc5fcfe 2021-07-08 op argv0 = argv[0];
1142 5e11c00c 2021-03-02 op signal(SIGCHLD, SIG_IGN);
1143 a0e91173 2021-06-13 op signal(SIGPIPE, SIG_IGN);
1145 d2544989 2021-07-08 op if (getenv("NO_COLOR") != NULL)
1146 d2544989 2021-07-08 op enable_colors = 0;
1150 dc761924 2021-07-15 op while ((ch = getopt_long(argc, argv, opts, longopts, NULL)) != -1) {
1151 d2544989 2021-07-08 op switch (ch) {
1153 1853ee50 2021-07-15 op exit(ui_print_colors());
1156 eb2ed626 2021-10-07 op strlcpy(config_path, optarg, sizeof(config_path));
1159 d2544989 2021-07-08 op configtest = 1;
1164 d0971653 2021-09-15 op safe_mode = 1;
1167 6cc5fcfe 2021-07-08 op switch (*optarg) {
1169 6cc5fcfe 2021-07-08 op proc = PROC_FS;
1172 6cc5fcfe 2021-07-08 op proc = PROC_NET;
1175 6cc5fcfe 2021-07-08 op errx(1, "invalid process spec %c",
1180 dc761924 2021-07-15 op printf("%s %s\n", PACKAGE_NAME, PACKAGE_VERSION);
1188 d2544989 2021-07-08 op argc -= optind;
1189 d2544989 2021-07-08 op argv += optind;
1191 6cc5fcfe 2021-07-08 op if (proc != -1) {
1192 6cc5fcfe 2021-07-08 op if (argc > 0)
1194 6cc5fcfe 2021-07-08 op else if (proc == PROC_FS)
1195 6cc5fcfe 2021-07-08 op return fs_main();
1196 6cc5fcfe 2021-07-08 op else if (proc == PROC_NET)
1197 f45bd2e3 2021-07-24 op return net_main();
1202 d2544989 2021-07-08 op if (argc != 0) {
1203 d2544989 2021-07-08 op has_url = 1;
1204 c6efff96 2021-08-16 op humanify_url(argv[0], url, sizeof(url));
1207 d5bdf203 2021-07-08 op /* setup keys before reading the config */
1208 d5bdf203 2021-07-08 op TAILQ_INIT(&global_map.m);
1209 d5bdf203 2021-07-08 op global_map.unhandled_input = global_key_unbound;
1210 d5bdf203 2021-07-08 op TAILQ_INIT(&minibuffer_map.m);
1212 d2544989 2021-07-08 op config_init();
1213 eb2ed626 2021-10-07 op parseconfig(config_path, fail);
1214 69f32f56 2021-08-16 op if (configtest) {
1215 d2544989 2021-07-08 op puts("config OK");
1219 112b9046 2021-08-29 op if (download_path == NULL &&
1220 112b9046 2021-08-29 op (download_path = strdup("/tmp/")) == NULL)
1221 112b9046 2021-08-29 op errx(1, "strdup");
1223 5d7c642a 2021-09-15 op if (!safe_mode && (sessionfd = lock_session()) == -1)
1224 d0fd368a 2021-07-15 op errx(1, "can't lock session, is another instance of "
1225 d0fd368a 2021-07-15 op "telescope already running?");
1227 6cc5fcfe 2021-07-08 op /* Start children. */
1228 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2fs) == -1)
1229 5e11c00c 2021-03-02 op err(1, "socketpair");
1230 bc10f6a5 2021-07-12 op start_child(PROC_FS, argv0, pipe2fs[1]);
1231 bc10f6a5 2021-07-12 op imsg_init(&fs_ibuf.ibuf, pipe2fs[0]);
1232 bc10f6a5 2021-07-12 op iev_fs = &fs_ibuf;
1233 bc10f6a5 2021-07-12 op iev_fs->handler = handle_dispatch_imsg;
1235 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2net) == -1)
1236 35e1f40a 2021-03-14 op err(1, "socketpair");
1237 bc10f6a5 2021-07-12 op start_child(PROC_NET, argv0, pipe2net[1]);
1238 bc10f6a5 2021-07-12 op imsg_init(&net_ibuf.ibuf, pipe2net[0]);
1239 bc10f6a5 2021-07-12 op iev_net = &net_ibuf;
1240 bc10f6a5 2021-07-12 op iev_net->handler = handle_dispatch_imsg;
1242 37d429b0 2021-04-01 op setproctitle("ui");
1244 eb722b50 2022-01-03 op /* initialize tofu store */
1245 3768e50f 2021-04-25 op tofu_init(&certs, 5, offsetof(struct tofu_entry, domain));
1247 5e11c00c 2021-03-02 op event_init();
1249 ecfbb1d4 2021-08-14 op /* Setup event handler for the autosave */
1250 1fce2e75 2021-08-14 op autosave_init();
1252 bc10f6a5 2021-07-12 op /* Setup event handlers for pipes to fs/net */
1253 bc10f6a5 2021-07-12 op iev_fs->events = EV_READ;
1254 bc10f6a5 2021-07-12 op event_set(&iev_fs->ev, iev_fs->ibuf.fd, iev_fs->events,
1255 bc10f6a5 2021-07-12 op iev_fs->handler, iev_fs);
1256 bc10f6a5 2021-07-12 op event_add(&iev_fs->ev, NULL);
1258 bc10f6a5 2021-07-12 op iev_net->events = EV_READ;
1259 bc10f6a5 2021-07-12 op event_set(&iev_net->ev, iev_net->ibuf.fd, iev_net->events,
1260 bc10f6a5 2021-07-12 op iev_net->handler, iev_net);
1261 bc10f6a5 2021-07-12 op event_add(&iev_net->ev, NULL);
1263 bb28f1c2 2021-12-30 op if (ui_init()) {
1264 941b3761 2021-03-18 op sandbox_ui_process();
1265 50f03682 2022-01-03 op ui_send_fs(IMSG_INIT, 0, NULL, 0);
1266 bb28f1c2 2021-12-30 op event_dispatch();
1270 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_QUIT, 0, NULL, 0);
1271 bc10f6a5 2021-07-12 op ui_send_net(IMSG_QUIT, 0, NULL, 0);
1272 3e5fd7be 2021-07-13 op imsg_flush(&iev_fs->ibuf);
1273 a9925134 2021-07-15 op imsg_flush(&iev_net->ibuf);
1275 be97d6e6 2021-08-15 op /* wait for children to terminate */
1277 be97d6e6 2021-08-15 op pid = wait(&status);
1278 be97d6e6 2021-08-15 op if (pid == -1) {
1279 be97d6e6 2021-08-15 op if (errno != EINTR && errno != ECHILD)
1280 be97d6e6 2021-08-15 op err(1, "wait");
1281 be97d6e6 2021-08-15 op } else if (WIFSIGNALED(status))
1282 be97d6e6 2021-08-15 op warnx("child terminated; signal %d", WTERMSIG(status));
1283 be97d6e6 2021-08-15 op } while (pid != -1 || (pid == -1 && errno == EINTR));
1285 5d7c642a 2021-09-15 op if (!safe_mode && close(sessionfd) == -1)
1286 5d7c642a 2021-09-15 op err(1, "close(sessionfd = %d)", sessionfd);