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 6c74799d 2022-01-05 op struct tabshead ktabshead = TAILQ_HEAD_INITIALIZER(ktabshead);
67 f6a429eb 2021-07-10 op struct proxylist proxies = TAILQ_HEAD_INITIALIZER(proxies);
69 6cc5fcfe 2021-07-08 op enum telescope_process {
75 9a8a7402 2021-07-18 op #define CANNOT_FETCH 0
76 9a8a7402 2021-07-18 op #define TOO_MUCH_REDIRECTS 1
77 9a8a7402 2021-07-18 op #define MALFORMED_RESPONSE 2
78 9a8a7402 2021-07-18 op #define UNKNOWN_TYPE_OR_CSET 3
79 9a8a7402 2021-07-18 op #define UNKNOWN_PROTOCOL 4
81 a21e0756 2021-08-14 op /* XXX: keep in sync with normalize_code */
82 9a8a7402 2021-07-18 op const char *err_pages[70] = {
83 9a8a7402 2021-07-18 op [CANNOT_FETCH] = "# Couldn't load the page\n",
84 9a8a7402 2021-07-18 op [TOO_MUCH_REDIRECTS] = "# Too much redirects\n",
85 9a8a7402 2021-07-18 op [MALFORMED_RESPONSE] = "# Got a malformed response\n",
86 9a8a7402 2021-07-18 op [UNKNOWN_TYPE_OR_CSET] = "# Unsupported type or charset\n",
87 9a8a7402 2021-07-18 op [UNKNOWN_PROTOCOL] = "# Unknown protocol\n",
89 9a8a7402 2021-07-18 op [10] = "# Input required\n",
90 9a8a7402 2021-07-18 op [11] = "# Input required\n",
91 9a8a7402 2021-07-18 op [40] = "# Temporary failure\n",
92 9a8a7402 2021-07-18 op [41] = "# Server unavailable\n",
93 9a8a7402 2021-07-18 op [42] = "# CGI error\n",
94 9a8a7402 2021-07-18 op [43] = "# Proxy error\n",
95 9a8a7402 2021-07-18 op [44] = "# Slow down\n",
96 9a8a7402 2021-07-18 op [50] = "# Permanent failure\n",
97 9a8a7402 2021-07-18 op [51] = "# Not found\n",
98 9a8a7402 2021-07-18 op [52] = "# Gone\n",
99 9a8a7402 2021-07-18 op [53] = "# Proxy request refused\n",
100 9a8a7402 2021-07-18 op [59] = "# Bad request\n",
101 9a8a7402 2021-07-18 op [60] = "# Client certificate required\n",
102 9a8a7402 2021-07-18 op [61] = "# Certificate not authorised\n",
103 9a8a7402 2021-07-18 op [62] = "# Certificate not valid\n"
106 2051e653 2021-03-13 op static void die(void) __attribute__((__noreturn__));
107 2051e653 2021-03-13 op static struct tab *tab_by_id(uint32_t);
108 69f32f56 2021-08-16 op static void handle_imsg_err(struct imsg *, size_t);
109 69f32f56 2021-08-16 op static void handle_imsg_check_cert(struct imsg *, size_t);
110 a2fd3805 2021-07-06 op static void handle_check_cert_user_choice(int, struct tab *);
111 a2fd3805 2021-07-06 op static void handle_maybe_save_new_cert(int, struct tab *);
112 69f32f56 2021-08-16 op static void handle_imsg_got_code(struct imsg *, size_t);
113 69f32f56 2021-08-16 op static void handle_imsg_got_meta(struct imsg *, size_t);
114 a2fd3805 2021-07-06 op static void handle_maybe_save_page(int, struct tab *);
115 d1353324 2021-07-13 op static void handle_save_page_path(const char *, struct tab *);
116 69f32f56 2021-08-16 op static void handle_imsg_file_opened(struct imsg *, size_t);
117 69f32f56 2021-08-16 op static void handle_imsg_buf(struct imsg *, size_t);
118 69f32f56 2021-08-16 op static void handle_imsg_eof(struct imsg *, size_t);
119 eb722b50 2022-01-03 op static void handle_imsg_tofu(struct imsg *, size_t);
120 69f32f56 2021-08-16 op static void handle_imsg_bookmark_ok(struct imsg *, size_t);
121 69f32f56 2021-08-16 op static void handle_imsg_save_cert_ok(struct imsg *, size_t);
122 288fd238 2021-04-25 op static void handle_imsg_update_cert_ok(struct imsg *, size_t);
123 bb28f1c2 2021-12-30 op static void handle_imsg_session(struct imsg *, size_t);
124 69f32f56 2021-08-16 op static void handle_dispatch_imsg(int, short, void *);
125 69f32f56 2021-08-16 op static int load_about_url(struct tab *, const char *);
126 0b1053d2 2021-08-13 op static int load_file_url(struct tab *, const char *);
127 1c690d0a 2021-08-03 op static int load_finger_url(struct tab *, const char *);
128 69f32f56 2021-08-16 op static int load_gemini_url(struct tab *, const char *);
129 1c690d0a 2021-08-03 op static int load_gopher_url(struct tab *, const char *);
130 1c690d0a 2021-08-03 op static int load_via_proxy(struct tab *, const char *,
131 dfb5eb39 2021-07-25 op struct proxy *);
132 1c690d0a 2021-08-03 op static int make_request(struct tab *, struct get_req *, int,
133 cf1195ce 2021-07-25 op const char *);
134 c7586aab 2021-08-13 op static int make_fs_request(struct tab *, int, const char *);
135 69f32f56 2021-08-16 op static int do_load_url(struct tab *, const char *, const char *);
136 6cc5fcfe 2021-07-08 op static pid_t start_child(enum telescope_process, const char *, int);
138 352e0355 2021-07-25 op static struct proto {
139 352e0355 2021-07-25 op const char *schema;
140 ba782cb8 2021-07-25 op const char *port;
141 69f32f56 2021-08-16 op int (*loadfn)(struct tab *, const char *);
142 352e0355 2021-07-25 op } protos[] = {
143 ba782cb8 2021-07-25 op {"about", NULL, load_about_url},
144 0b1053d2 2021-08-13 op {"file", NULL, load_file_url},
145 ba782cb8 2021-07-25 op {"finger", "79", load_finger_url},
146 ba782cb8 2021-07-25 op {"gemini", "1965", load_gemini_url},
147 1663bf1e 2021-07-25 op {"gopher", "70", load_gopher_url},
148 ba782cb8 2021-07-25 op {NULL, NULL, NULL},
151 5e11c00c 2021-03-02 op static imsg_handlerfn *handlers[] = {
152 5e11c00c 2021-03-02 op [IMSG_ERR] = handle_imsg_err,
153 5e11c00c 2021-03-02 op [IMSG_CHECK_CERT] = handle_imsg_check_cert,
154 5e11c00c 2021-03-02 op [IMSG_GOT_CODE] = handle_imsg_got_code,
155 5e11c00c 2021-03-02 op [IMSG_GOT_META] = handle_imsg_got_meta,
156 5e11c00c 2021-03-02 op [IMSG_BUF] = handle_imsg_buf,
157 5e11c00c 2021-03-02 op [IMSG_EOF] = handle_imsg_eof,
158 eb722b50 2022-01-03 op [IMSG_TOFU] = handle_imsg_tofu,
159 740f578b 2021-03-15 op [IMSG_BOOKMARK_OK] = handle_imsg_bookmark_ok,
160 3a227e9a 2021-03-18 op [IMSG_SAVE_CERT_OK] = handle_imsg_save_cert_ok,
161 288fd238 2021-04-25 op [IMSG_UPDATE_CERT_OK] = handle_imsg_update_cert_ok,
162 de2a69bb 2021-05-17 op [IMSG_FILE_OPENED] = handle_imsg_file_opened,
163 bb28f1c2 2021-12-30 op [IMSG_SESSION_TAB] = handle_imsg_session,
164 1040cc7f 2021-01-02 op [IMSG_SESSION_TAB_HIST] = handle_imsg_session,
165 bb28f1c2 2021-12-30 op [IMSG_SESSION_END] = handle_imsg_session,
168 cbcc75fb 2021-03-17 op static struct ohash certs;
170 5e11c00c 2021-03-02 op static void __attribute__((__noreturn__))
173 5e11c00c 2021-03-02 op abort(); /* TODO */
176 5e11c00c 2021-03-02 op static struct tab *
177 f6243012 2021-07-19 op tab_by_id(uint32_t id)
179 5e11c00c 2021-03-02 op struct tab *t;
181 5e11c00c 2021-03-02 op TAILQ_FOREACH(t, &tabshead, tabs) {
182 5e11c00c 2021-03-02 op if (t->id == id)
190 5e11c00c 2021-03-02 op handle_imsg_err(struct imsg *imsg, size_t datalen)
192 3a9b9365 2021-03-09 op struct tab *tab;
195 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
198 3a9b9365 2021-03-09 op page = imsg->data;
199 3a9b9365 2021-03-09 op page[datalen-1] = '\0';
201 3a9b9365 2021-03-09 op if (asprintf(&page, "# Error loading %s\n\n> %s\n",
202 2051e653 2021-03-13 op tab->hist_cur->h, page) == -1)
204 3a9b9365 2021-03-09 op load_page_from_str(tab, page);
209 5e11c00c 2021-03-02 op handle_imsg_check_cert(struct imsg *imsg, size_t datalen)
211 984245ce 2021-06-23 op const char *hash, *host, *port;
212 cbcc75fb 2021-03-17 op int tofu_res;
213 cbcc75fb 2021-03-17 op struct tofu_entry *e;
214 cbcc75fb 2021-03-17 op struct tab *tab;
216 cbcc75fb 2021-03-17 op hash = imsg->data;
217 cbcc75fb 2021-03-17 op if (hash[datalen-1] != '\0')
220 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
223 984245ce 2021-06-23 op if (tab->proxy != NULL) {
224 984245ce 2021-06-23 op host = tab->proxy->host;
225 984245ce 2021-06-23 op port = tab->proxy->port;
227 984245ce 2021-06-23 op host = tab->uri.host;
228 984245ce 2021-06-23 op port = tab->uri.port;
231 984245ce 2021-06-23 op if ((e = tofu_lookup(&certs, host, port)) == NULL) {
232 cbcc75fb 2021-03-17 op /* TODO: an update in libressl/libretls changed
233 cbcc75fb 2021-03-17 op * significantly. Find a better approach at storing
234 cbcc75fb 2021-03-17 op * the certs! */
235 cbcc75fb 2021-03-17 op if (datalen > sizeof(e->hash))
238 cbcc75fb 2021-03-17 op tofu_res = 1; /* trust on first use */
239 cbcc75fb 2021-03-17 op if ((e = calloc(1, sizeof(*e))) == NULL)
241 984245ce 2021-06-23 op strlcpy(e->domain, host, sizeof(e->domain));
242 984245ce 2021-06-23 op if (*port != '\0' && strcmp(port, "1965")) {
243 eb4388ee 2021-04-25 op strlcat(e->domain, ":", sizeof(e->domain));
244 984245ce 2021-06-23 op strlcat(e->domain, port, sizeof(e->domain));
246 cbcc75fb 2021-03-17 op strlcpy(e->hash, hash, sizeof(e->hash));
247 3768e50f 2021-04-25 op tofu_add(&certs, e);
248 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_SAVE_CERT, tab->id, e, sizeof(*e));
250 cbcc75fb 2021-03-17 op tofu_res = !strcmp(hash, e->hash);
252 5d1bac73 2021-03-25 op if (tofu_res) {
253 a2fd3805 2021-07-06 op if (e->verified == -1)
254 a2fd3805 2021-07-06 op tab->trust = TS_TEMP_TRUSTED;
255 a2fd3805 2021-07-06 op else if (e->verified == 1)
256 a2fd3805 2021-07-06 op tab->trust = TS_VERIFIED;
258 a2fd3805 2021-07-06 op tab->trust = TS_TRUSTED;
260 bc10f6a5 2021-07-12 op ui_send_net(IMSG_CERT_STATUS, imsg->hdr.peerid,
261 5d1bac73 2021-03-25 op &tofu_res, sizeof(tofu_res));
263 cbcc75fb 2021-03-17 op tab->trust = TS_UNTRUSTED;
264 cbcc75fb 2021-03-17 op load_page_from_str(tab, "# Certificate mismatch\n");
265 288fd238 2021-04-25 op if ((tab->cert = strdup(hash)) == NULL)
267 5d1bac73 2021-03-25 op ui_yornp("Certificate mismatch. Proceed?",
268 a2fd3805 2021-07-06 op handle_check_cert_user_choice, tab);
273 a2fd3805 2021-07-06 op handle_check_cert_user_choice(int accept, struct tab *tab)
275 bc10f6a5 2021-07-12 op ui_send_net(IMSG_CERT_STATUS, tab->id, &accept,
276 bc10f6a5 2021-07-12 op sizeof(accept));
278 a2fd3805 2021-07-06 op if (accept) {
280 a2fd3805 2021-07-06 op * trust the certificate for this session only. If
281 a2fd3805 2021-07-06 op * the page results in a redirect while we're asking
282 a2fd3805 2021-07-06 op * the user to save, we'll end up with an invalid
283 7b4e4feb 2021-08-15 op * tabid (one request == one tab id). It also makes
284 7b4e4feb 2021-08-15 op * sense to save it for the current session if the
285 7b4e4feb 2021-08-15 op * user accepted it.
287 69f32f56 2021-08-16 op tofu_temp_trust(&certs, tab->uri.host, tab->uri.port,
290 d0971653 2021-09-15 op if (!safe_mode)
291 d0971653 2021-09-15 op ui_yornp("Save the new certificate?",
292 d0971653 2021-09-15 op handle_maybe_save_new_cert, tab);
294 d0971653 2021-09-15 op message("Certificate temporarly trusted");
296 288fd238 2021-04-25 op free(tab->cert);
297 288fd238 2021-04-25 op tab->cert = NULL;
302 a2fd3805 2021-07-06 op handle_maybe_save_new_cert(int accept, struct tab *tab)
304 288fd238 2021-04-25 op struct tofu_entry *e;
305 984245ce 2021-06-23 op const char *host, *port;
307 984245ce 2021-06-23 op if (tab->proxy != NULL) {
308 984245ce 2021-06-23 op host = tab->proxy->host;
309 984245ce 2021-06-23 op port = tab->proxy->port;
311 984245ce 2021-06-23 op host = tab->uri.host;
312 984245ce 2021-06-23 op port = tab->uri.port;
318 fe2262ad 2021-05-12 op if ((e = calloc(1, sizeof(*e))) == NULL)
321 984245ce 2021-06-23 op strlcpy(e->domain, host, sizeof(e->domain));
322 984245ce 2021-06-23 op if (*port != '\0' && strcmp(port, "1965")) {
323 288fd238 2021-04-25 op strlcat(e->domain, ":", sizeof(e->domain));
324 984245ce 2021-06-23 op strlcat(e->domain, port, sizeof(e->domain));
326 288fd238 2021-04-25 op strlcpy(e->hash, tab->cert, sizeof(e->hash));
327 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_UPDATE_CERT, 0, e, sizeof(*e));
329 288fd238 2021-04-25 op tofu_update(&certs, e);
331 288fd238 2021-04-25 op tab->trust = TS_TRUSTED;
334 288fd238 2021-04-25 op free(tab->cert);
335 288fd238 2021-04-25 op tab->cert = NULL;
338 5cd2ebb1 2021-03-11 op static inline int
339 5cd2ebb1 2021-03-11 op normalize_code(int n)
341 5cd2ebb1 2021-03-11 op if (n < 20) {
342 5cd2ebb1 2021-03-11 op if (n == 10 || n == 11)
345 5cd2ebb1 2021-03-11 op } else if (n < 30) {
347 5cd2ebb1 2021-03-11 op } else if (n < 40) {
348 5cd2ebb1 2021-03-11 op if (n == 30 || n == 31)
351 5cd2ebb1 2021-03-11 op } else if (n < 50) {
355 5cd2ebb1 2021-03-11 op } else if (n < 60) {
356 5cd2ebb1 2021-03-11 op if (n <= 53 || n == 59)
359 5cd2ebb1 2021-03-11 op } else if (n < 70) {
364 5cd2ebb1 2021-03-11 op return MALFORMED_RESPONSE;
368 5e11c00c 2021-03-02 op handle_imsg_got_code(struct imsg *imsg, size_t datalen)
370 0972d8b2 2021-03-02 op struct tab *tab;
372 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
375 0972d8b2 2021-03-02 op if (sizeof(tab->code) != datalen)
378 5cd2ebb1 2021-03-11 op memcpy(&tab->code, imsg->data, sizeof(tab->code));
379 5cd2ebb1 2021-03-11 op tab->code = normalize_code(tab->code);
380 5cd2ebb1 2021-03-11 op if (tab->code != 30 && tab->code != 31)
381 0972d8b2 2021-03-02 op tab->redirect_count = 0;
385 5e11c00c 2021-03-02 op handle_imsg_got_meta(struct imsg *imsg, size_t datalen)
387 0972d8b2 2021-03-02 op struct tab *tab;
388 fcd99a0d 2021-11-05 op char buf[128];
390 f6243012 2021-07-19 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL)
393 0972d8b2 2021-03-02 op if (sizeof(tab->meta) <= datalen)
396 0972d8b2 2021-03-02 op memcpy(tab->meta, imsg->data, datalen);
398 5cd2ebb1 2021-03-11 op if (tab->code < 10) { /* internal errors */
399 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
400 5cd2ebb1 2021-03-11 op } else if (tab->code < 20) { /* 1x */
401 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
402 9a28e7e5 2021-08-03 op ui_require_input(tab, tab->code == 11, PROTO_GEMINI);
403 5cd2ebb1 2021-03-11 op } else if (tab->code == 20) {
404 c07ac996 2021-03-12 op if (setup_parser_for(tab)) {
405 bc10f6a5 2021-07-12 op ui_send_net(IMSG_PROCEED, tab->id, NULL, 0);
406 fcd99a0d 2021-11-05 op } else if (safe_mode) {
407 69f32f56 2021-08-16 op load_page_from_str(tab,
408 69f32f56 2021-08-16 op err_pages[UNKNOWN_TYPE_OR_CSET]);
410 fcd99a0d 2021-11-05 op struct hist *h;
412 fcd99a0d 2021-11-05 op if ((h = hist_pop(&tab->hist)) != NULL)
413 fcd99a0d 2021-11-05 op tab->hist_cur = h;
414 fcd99a0d 2021-11-05 op snprintf(buf, sizeof(buf),
415 fcd99a0d 2021-11-05 op "Can't display \"%s\", save it?", tab->meta);
416 fcd99a0d 2021-11-05 op ui_yornp(buf, handle_maybe_save_page, tab);
418 5cd2ebb1 2021-03-11 op } else if (tab->code < 40) { /* 3x */
419 3a9b9365 2021-03-09 op tab->redirect_count++;
421 3a9b9365 2021-03-09 op /* TODO: make customizable? */
422 3a9b9365 2021-03-09 op if (tab->redirect_count > 5) {
423 3a9b9365 2021-03-09 op load_page_from_str(tab,
424 3a9b9365 2021-03-09 op err_pages[TOO_MUCH_REDIRECTS]);
426 bd3a3a95 2021-07-20 op do_load_url(tab, tab->meta, NULL);
427 5cd2ebb1 2021-03-11 op } else { /* 4x, 5x & 6x */
428 5cd2ebb1 2021-03-11 op load_page_from_str(tab, err_pages[tab->code]);
433 a2fd3805 2021-07-06 op handle_maybe_save_page(int dosave, struct tab *tab)
435 bb9912eb 2021-08-29 op const char *f;
436 bb9912eb 2021-08-29 op char input[PATH_MAX];
438 fcd99a0d 2021-11-05 op /* XXX: this print a message that is confusing */
439 fcd99a0d 2021-11-05 op ui_on_tab_loaded(tab);
441 bb9912eb 2021-08-29 op if (!dosave) {
442 a2fd3805 2021-07-06 op stop_tab(tab);
446 bb9912eb 2021-08-29 op if ((f = strrchr(tab->uri.path, '/')) == NULL)
451 112b9046 2021-08-29 op strlcpy(input, download_path, sizeof(input));
452 bb9912eb 2021-08-29 op strlcat(input, f, sizeof(input));
454 bb9912eb 2021-08-29 op ui_read("Save to path", handle_save_page_path, tab, input);
458 d1353324 2021-07-13 op handle_save_page_path(const char *path, struct tab *tab)
460 de2a69bb 2021-05-17 op if (path == NULL) {
461 d1353324 2021-07-13 op stop_tab(tab);
465 fcd99a0d 2021-11-05 op ui_show_downloads_pane();
467 fcd99a0d 2021-11-05 op enqueue_download(tab->id, path);
468 d1353324 2021-07-13 op ui_send_fs(IMSG_FILE_OPEN, tab->id, path, strlen(path)+1);
471 fcd99a0d 2021-11-05 op * Change this tab id, the old one is associated with the
472 fcd99a0d 2021-11-05 op * download now.
474 fcd99a0d 2021-11-05 op tab->id = tab_new_id();
478 de2a69bb 2021-05-17 op handle_imsg_file_opened(struct imsg *imsg, size_t datalen)
480 fcd99a0d 2021-11-05 op struct download *d;
481 de2a69bb 2021-05-17 op const char *e;
484 fcd99a0d 2021-11-05 op * There are no reason we shouldn't be able to find the
485 fcd99a0d 2021-11-05 op * required download.
487 fcd99a0d 2021-11-05 op if ((d = download_by_id(imsg->hdr.peerid)) == NULL)
490 de2a69bb 2021-05-17 op if (imsg->fd == -1) {
491 de2a69bb 2021-05-17 op e = imsg->data;
492 de2a69bb 2021-05-17 op if (e[datalen-1] != '\0')
494 fcd99a0d 2021-11-05 op message("Can't open file %s: %s", d->path, e);
496 fcd99a0d 2021-11-05 op d->fd = imsg->fd;
497 fcd99a0d 2021-11-05 op ui_send_net(IMSG_PROCEED, d->id, NULL, 0);
502 bb28f1c2 2021-12-30 op handle_imsg_session(struct imsg *imsg, size_t datalen)
504 bb28f1c2 2021-12-30 op static struct tab *curr;
505 1040cc7f 2021-01-02 op static struct tab *tab;
506 bb28f1c2 2021-12-30 op struct session_tab st;
507 1040cc7f 2021-01-02 op struct session_tab_hist sth;
508 1040cc7f 2021-01-02 op struct hist *h;
509 bb28f1c2 2021-12-30 op int first_time;
512 bb28f1c2 2021-12-30 op * The fs process tried to send tabs after it has announced
513 bb28f1c2 2021-12-30 op * that he's done. Something fishy is going on, better die.
515 bb28f1c2 2021-12-30 op if (operating)
518 92ce02e2 2021-01-02 op switch (imsg->hdr.type) {
519 92ce02e2 2021-01-02 op case IMSG_SESSION_TAB:
520 92ce02e2 2021-01-02 op if (datalen != sizeof(st))
523 92ce02e2 2021-01-02 op memcpy(&st, imsg->data, sizeof(st));
524 92ce02e2 2021-01-02 op if ((tab = new_tab(st.uri, NULL, NULL)) == NULL)
526 92ce02e2 2021-01-02 op strlcpy(tab->buffer.page.title, st.title,
527 92ce02e2 2021-01-02 op sizeof(tab->buffer.page.title));
528 92ce02e2 2021-01-02 op if (st.flags & TAB_CURRENT)
530 6c74799d 2022-01-05 op if (st.flags & TAB_KILLED)
531 05de8ac3 2022-01-06 op kill_tab(tab, 1);
534 1040cc7f 2021-01-02 op case IMSG_SESSION_TAB_HIST:
535 1040cc7f 2021-01-02 op if (tab == NULL || datalen != sizeof(sth))
538 1040cc7f 2021-01-02 op memcpy(&sth, imsg->data, sizeof(sth));
539 1040cc7f 2021-01-02 op if (sth.uri[sizeof(sth.uri)-1] != '\0')
542 1040cc7f 2021-01-02 op if ((h = calloc(1, sizeof(*h))) == NULL)
544 1040cc7f 2021-01-02 op strlcpy(h->h, sth.uri, sizeof(h->h));
546 1040cc7f 2021-01-02 op if (sth.future)
547 1040cc7f 2021-01-02 op hist_push(&tab->hist, h);
549 1040cc7f 2021-01-02 op hist_add_before(&tab->hist, tab->hist_cur, h);
552 92ce02e2 2021-01-02 op case IMSG_SESSION_END:
553 bb28f1c2 2021-12-30 op if (datalen != sizeof(first_time))
555 bb28f1c2 2021-12-30 op memcpy(&first_time, imsg->data, sizeof(first_time));
556 bb28f1c2 2021-12-30 op if (first_time) {
557 bb28f1c2 2021-12-30 op new_tab("about:new", NULL, NULL);
558 bb28f1c2 2021-12-30 op curr = new_tab("about:help", NULL, NULL);
561 bb28f1c2 2021-12-30 op operating = 1;
562 bb28f1c2 2021-12-30 op if (curr != NULL)
563 bb28f1c2 2021-12-30 op switch_to_tab(curr);
564 bb28f1c2 2021-12-30 op if (has_url || TAILQ_EMPTY(&tabshead))
565 bb28f1c2 2021-12-30 op new_tab(url, NULL, NULL);
566 bb28f1c2 2021-12-30 op ui_main_loop();
575 5e11c00c 2021-03-02 op handle_imsg_buf(struct imsg *imsg, size_t datalen)
577 fcd99a0d 2021-11-05 op struct tab *tab = NULL;
578 fcd99a0d 2021-11-05 op struct download *d = NULL;
580 fcd99a0d 2021-11-05 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL &&
581 fcd99a0d 2021-11-05 op (d = download_by_id(imsg->hdr.peerid)) == NULL)
584 fcd99a0d 2021-11-05 op if (tab != NULL) {
585 8c1b0837 2021-07-25 op if (!parser_parse(tab, imsg->data, datalen))
587 fcd99a0d 2021-11-05 op ui_on_tab_refresh(tab);
589 fcd99a0d 2021-11-05 op d->bytes += datalen;
590 fcd99a0d 2021-11-05 op write(d->fd, imsg->data, datalen);
591 fcd99a0d 2021-11-05 op ui_on_download_refresh();
596 5e11c00c 2021-03-02 op handle_imsg_eof(struct imsg *imsg, size_t datalen)
598 fcd99a0d 2021-11-05 op struct tab *tab = NULL;
599 fcd99a0d 2021-11-05 op struct download *d = NULL;
601 fcd99a0d 2021-11-05 op if ((tab = tab_by_id(imsg->hdr.peerid)) == NULL &&
602 fcd99a0d 2021-11-05 op (d = download_by_id(imsg->hdr.peerid)) == NULL)
605 fcd99a0d 2021-11-05 op if (tab != NULL) {
606 8c1b0837 2021-07-25 op if (!parser_free(tab))
608 fcd99a0d 2021-11-05 op ui_on_tab_refresh(tab);
609 fcd99a0d 2021-11-05 op ui_on_tab_loaded(tab);
611 fcd99a0d 2021-11-05 op close(d->fd);
613 fcd99a0d 2021-11-05 op ui_on_download_refresh();
618 eb722b50 2022-01-03 op handle_imsg_tofu(struct imsg *imsg, size_t datalen)
620 eb722b50 2022-01-03 op struct tofu_entry *e;
622 eb722b50 2022-01-03 op if (operating)
625 eb722b50 2022-01-03 op if ((e = calloc(1, sizeof(*e))) == NULL)
628 eb722b50 2022-01-03 op if (datalen != sizeof(*e))
630 eb722b50 2022-01-03 op memcpy(e, imsg->data, sizeof(*e));
631 eb722b50 2022-01-03 op if (e->domain[sizeof(e->domain)-1] != '\0' ||
632 eb722b50 2022-01-03 op e->hash[sizeof(e->hash)-1] != '\0')
634 eb722b50 2022-01-03 op tofu_add(&certs, e);
638 740f578b 2021-03-15 op handle_imsg_bookmark_ok(struct imsg *imsg, size_t datalen)
642 740f578b 2021-03-15 op if (datalen != sizeof(res))
645 740f578b 2021-03-15 op memcpy(&res, imsg->data, sizeof(res));
646 740f578b 2021-03-15 op if (res == 0)
647 7f963c41 2021-06-20 op message("Added to bookmarks!");
649 7f963c41 2021-06-20 op message("Failed to add to bookmarks: %s",
650 740f578b 2021-03-15 op strerror(res));
654 3a227e9a 2021-03-18 op handle_imsg_save_cert_ok(struct imsg *imsg, size_t datalen)
658 3a227e9a 2021-03-18 op if (datalen != sizeof(res))
660 3a227e9a 2021-03-18 op memcpy(&res, imsg->data, datalen);
661 3a227e9a 2021-03-18 op if (res != 0)
662 7f963c41 2021-06-20 op message("Failed to save the cert for: %s",
663 3a227e9a 2021-03-18 op strerror(res));
667 288fd238 2021-04-25 op handle_imsg_update_cert_ok(struct imsg *imsg, size_t datalen)
671 288fd238 2021-04-25 op if (datalen != sizeof(res))
673 288fd238 2021-04-25 op memcpy(&res, imsg->data, datalen);
675 7f963c41 2021-06-20 op message("Failed to update the certificate");
679 1304bbdd 2021-03-15 op handle_dispatch_imsg(int fd, short ev, void *d)
681 bc10f6a5 2021-07-12 op struct imsgev *iev = d;
683 ea080950 2021-07-20 op if (dispatch_imsg(iev, ev, handlers, sizeof(handlers)) == -1)
684 ea080950 2021-07-20 op err(1, "connection closed");
688 4d3785b1 2021-03-09 op load_about_url(struct tab *tab, const char *url)
690 7b2aac84 2021-08-13 op tab->trust = TS_UNKNOWN;
691 8c1b0837 2021-07-25 op parser_init(tab, gemtext_initparser);
692 c7586aab 2021-08-13 op return make_fs_request(tab, IMSG_GET, url);
696 0b1053d2 2021-08-13 op load_file_url(struct tab *tab, const char *url)
698 0b1053d2 2021-08-13 op tab->trust = TS_UNKNOWN;
699 0b1053d2 2021-08-13 op return make_fs_request(tab, IMSG_GET_FILE, tab->uri.path);
703 5fb52fc0 2021-07-25 op load_finger_url(struct tab *tab, const char *url)
705 5fb52fc0 2021-07-25 op struct get_req req;
709 5fb52fc0 2021-07-25 op memset(&req, 0, sizeof(req));
710 ba782cb8 2021-07-25 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
713 5fb52fc0 2021-07-25 op * Sometimes the finger url have the user as path component
714 5fb52fc0 2021-07-25 op * (e.g. finger://thelambdalab.xyz/plugd), sometimes as
715 5fb52fc0 2021-07-25 op * userinfo (e.g. finger://cobradile@finger.farm).
717 5fb52fc0 2021-07-25 op if ((at = strchr(tab->uri.host, '@')) != NULL) {
718 5fb52fc0 2021-07-25 op len = at - tab->uri.host;
719 5fb52fc0 2021-07-25 op memcpy(req.req, tab->uri.host, len);
721 5fb52fc0 2021-07-25 op if (len >= sizeof(req.req))
723 5fb52fc0 2021-07-25 op req.req[len] = '\0';
725 5fb52fc0 2021-07-25 op strlcpy(req.host, at+1, sizeof(req.host));
727 5fb52fc0 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
729 5fb52fc0 2021-07-25 op /* +1 to skip the initial `/' */
730 5fb52fc0 2021-07-25 op strlcpy(req.req, tab->uri.path+1, sizeof(req.req));
732 5fb52fc0 2021-07-25 op strlcat(req.req, "\r\n", sizeof(req.req));
734 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
735 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_FINGER, NULL);
739 4d3785b1 2021-03-09 op load_gemini_url(struct tab *tab, const char *url)
741 984245ce 2021-06-23 op struct get_req req;
743 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
744 984245ce 2021-06-23 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
745 f94c7ac1 2021-11-24 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
747 1c690d0a 2021-08-03 op return make_request(tab, &req, PROTO_GEMINI, tab->hist_cur->h);
750 ca190c99 2021-08-14 op static inline const char *
751 ca190c99 2021-08-14 op gopher_skip_selector(const char *path, int *ret_type)
753 ca190c99 2021-08-14 op *ret_type = 0;
755 ca190c99 2021-08-14 op if (!strcmp(path, "/") || *path == '\0') {
756 ca190c99 2021-08-14 op *ret_type = '1';
760 ca190c99 2021-08-14 op if (*path != '/')
764 ca190c99 2021-08-14 op switch (*ret_type = *path) {
771 ca190c99 2021-08-14 op *ret_type = 0;
776 95bb01e2 2021-08-28 op return ++path;
780 1663bf1e 2021-07-25 op load_gopher_url(struct tab *tab, const char *url)
782 81839fee 2021-07-25 op struct get_req req;
784 81839fee 2021-07-25 op const char *path;
786 1663bf1e 2021-07-25 op memset(&req, 0, sizeof(req));
787 1663bf1e 2021-07-25 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
788 f94c7ac1 2021-11-24 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
790 ca190c99 2021-08-14 op path = gopher_skip_selector(tab->uri.path, &type);
791 ca190c99 2021-08-14 op switch (type) {
793 8c1b0837 2021-07-25 op parser_init(tab, textplain_initparser);
796 ca190c99 2021-08-14 op parser_init(tab, gophermap_initparser);
799 9a28e7e5 2021-08-03 op ui_require_input(tab, 0, PROTO_GOPHER);
800 9a28e7e5 2021-08-03 op return load_page_from_str(tab, err_pages[10]);
802 ca190c99 2021-08-14 op return load_page_from_str(tab, "Unknown gopher selector");
805 9a28e7e5 2021-08-03 op strlcpy(req.req, path, sizeof(req.req));
806 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
807 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
808 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
810 767da05c 2021-08-13 op strlcat(req.req, "\r\n", sizeof(req.req));
812 767da05c 2021-08-13 op return make_request(tab, &req, PROTO_GOPHER, NULL);
816 984245ce 2021-06-23 op load_via_proxy(struct tab *tab, const char *url, struct proxy *p)
818 984245ce 2021-06-23 op struct get_req req;
820 984245ce 2021-06-23 op memset(&req, 0, sizeof(req));
821 984245ce 2021-06-23 op strlcpy(req.host, p->host, sizeof(req.host));
822 f94c7ac1 2021-11-24 op strlcpy(req.port, p->port, sizeof(req.port));
824 cf1195ce 2021-07-25 op tab->proxy = p;
826 1c690d0a 2021-08-03 op return make_request(tab, &req, p->proto, tab->hist_cur->h);
830 cf1195ce 2021-07-25 op make_request(struct tab *tab, struct get_req *req, int proto, const char *r)
832 cf1195ce 2021-07-25 op stop_tab(tab);
833 cf1195ce 2021-07-25 op tab->id = tab_new_id();
834 cf1195ce 2021-07-25 op req->proto = proto;
836 cf1195ce 2021-07-25 op if (r != NULL) {
837 cf1195ce 2021-07-25 op strlcpy(req->req, r, sizeof(req->req));
838 cf1195ce 2021-07-25 op strlcat(req->req, "\r\n", sizeof(req->req));
841 cf1195ce 2021-07-25 op ui_send_net(IMSG_GET_RAW, tab->id, req, sizeof(*req));
844 1c690d0a 2021-08-03 op * So the various load_*_url can `return make_request` and
845 1c690d0a 2021-08-03 op * do_load_url is happy.
851 c7586aab 2021-08-13 op make_fs_request(struct tab *tab, int type, const char *r)
853 c7586aab 2021-08-13 op stop_tab(tab);
854 c7586aab 2021-08-13 op tab->id = tab_new_id();
856 c7586aab 2021-08-13 op ui_send_fs(type, tab->id, r, strlen(r)+1);
859 c7586aab 2021-08-13 op * So load_{about,file}_url can `return make_fs_request` and
860 c7586aab 2021-08-13 op * do_load_url is happy.
866 9a28e7e5 2021-08-03 op gopher_send_search_req(struct tab *tab, const char *text)
868 9a28e7e5 2021-08-03 op struct get_req req;
870 1b0e6efc 2021-08-08 op start_loading_anim(tab);
872 9a28e7e5 2021-08-03 op memset(&req, 0, sizeof(req));
873 9a28e7e5 2021-08-03 op strlcpy(req.host, tab->uri.host, sizeof(req.host));
874 f94c7ac1 2021-11-24 op strlcpy(req.port, tab->uri.port, sizeof(req.port));
876 9a28e7e5 2021-08-03 op /* +2 to skip /7 */
877 9a28e7e5 2021-08-03 op strlcpy(req.req, tab->uri.path+2, sizeof(req.req));
878 9a28e7e5 2021-08-03 op if (*tab->uri.query != '\0') {
879 9a28e7e5 2021-08-03 op strlcat(req.req, "?", sizeof(req.req));
880 9a28e7e5 2021-08-03 op strlcat(req.req, tab->uri.query, sizeof(req.req));
883 9a28e7e5 2021-08-03 op strlcat(req.req, "\t", sizeof(req.req));
884 9a28e7e5 2021-08-03 op strlcat(req.req, text, sizeof(req.req));
885 9a28e7e5 2021-08-03 op strlcat(req.req, "\r\n", sizeof(req.req));
887 9a28e7e5 2021-08-03 op erase_buffer(&tab->buffer);
888 9a28e7e5 2021-08-03 op parser_init(tab, gophermap_initparser);
890 9a28e7e5 2021-08-03 op make_request(tab, &req, PROTO_GOPHER, NULL);
894 adea4eec 2021-07-16 op * Effectively load the given url in the given tab. Return 1 when
895 adea4eec 2021-07-16 op * loading the page asynchronously, and thus when an erase_buffer can
896 adea4eec 2021-07-16 op * be done right after this function return, or 0 when loading the
897 9eca3d7c 2021-11-02 op * page synchronously.
900 bd3a3a95 2021-07-20 op do_load_url(struct tab *tab, const char *url, const char *base)
902 31f1a758 2021-04-22 op struct phos_uri uri;
903 31f1a758 2021-04-22 op struct proto *p;
904 984245ce 2021-06-23 op struct proxy *proxy;
907 7943bb81 2021-07-10 op tab->proxy = NULL;
909 10346511 2021-03-17 op tab->trust = TS_UNKNOWN;
911 bd3a3a95 2021-07-20 op if (base == NULL)
912 bd3a3a95 2021-07-20 op memcpy(&uri, &tab->uri, sizeof(tab->uri));
914 bd3a3a95 2021-07-20 op phos_parse_absolute_uri(base, &uri);
916 31f1a758 2021-04-22 op if (!phos_resolve_uri_from_str(&uri, url, &tab->uri)) {
917 902fc2c2 2021-07-25 op if (asprintf(&t, "#error loading %s\n>%s\n",
918 31f1a758 2021-04-22 op url, "Can't parse the URI") == -1)
920 31f1a758 2021-04-22 op strlcpy(tab->hist_cur->h, url, sizeof(tab->hist_cur->h));
921 31f1a758 2021-04-22 op load_page_from_str(tab, t);
926 31f1a758 2021-04-22 op phos_serialize_uri(&tab->uri, tab->hist_cur->h,
927 31f1a758 2021-04-22 op sizeof(tab->hist_cur->h));
929 4d3785b1 2021-03-09 op for (p = protos; p->schema != NULL; ++p) {
930 ed383cf4 2021-04-22 op if (!strcmp(tab->uri.scheme, p->schema)) {
931 ba782cb8 2021-07-25 op /* patch the port */
932 ba782cb8 2021-07-25 op if (*tab->uri.port == '\0' && p->port != NULL)
933 ba782cb8 2021-07-25 op strlcpy(tab->uri.port, p->port,
934 ba782cb8 2021-07-25 op sizeof(tab->uri.port));
936 1c690d0a 2021-08-03 op return p->loadfn(tab, url);
940 984245ce 2021-06-23 op TAILQ_FOREACH(proxy, &proxies, proxies) {
941 1c690d0a 2021-08-03 op if (!strcmp(tab->uri.scheme, proxy->match_proto))
942 1c690d0a 2021-08-03 op return load_via_proxy(tab, url, proxy);
945 b38cd1f7 2021-08-03 op return load_page_from_str(tab, err_pages[UNKNOWN_PROTOCOL]);
949 ea639250 2021-01-02 op * Load url in tab and handle history. If a tab is marked as lazy, only
950 ea639250 2021-01-02 op * prepare the url but don't load it.
953 bc55cdb9 2021-08-12 op load_url(struct tab *tab, const char *url, const char *base, int nohist)
955 ea639250 2021-01-02 op int lazy = tab->flags & TAB_LAZY;
957 bc55cdb9 2021-08-12 op if (!nohist && (!lazy || tab->hist_cur == NULL)) {
958 2ddbda6b 2021-07-17 op if (tab->hist_cur != NULL)
959 2ddbda6b 2021-07-17 op hist_clear_forward(&tab->hist,
960 2ddbda6b 2021-07-17 op TAILQ_NEXT(tab->hist_cur, entries));
962 69f32f56 2021-08-16 op if ((tab->hist_cur = calloc(1, sizeof(*tab->hist_cur)))
964 2ddbda6b 2021-07-17 op event_loopbreak();
968 2ddbda6b 2021-07-17 op strlcpy(tab->buffer.page.title, url,
969 2ddbda6b 2021-07-17 op sizeof(tab->buffer.page.title));
970 2ddbda6b 2021-07-17 op hist_push(&tab->hist, tab->hist_cur);
973 2ddbda6b 2021-07-17 op strlcpy(tab->hist_cur->h, url,
974 2ddbda6b 2021-07-17 op sizeof(tab->hist_cur->h));
978 9eca3d7c 2021-11-02 op do_load_url(tab, url, base);
982 a37d1a1c 2021-08-14 op load_url_in_tab(struct tab *tab, const char *url, const char *base, int nohist)
984 a37d1a1c 2021-08-14 op if (!operating) {
985 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
989 a37d1a1c 2021-08-14 op autosave_hook();
991 a37d1a1c 2021-08-14 op message("Loading %s...", url);
992 a37d1a1c 2021-08-14 op start_loading_anim(tab);
993 a37d1a1c 2021-08-14 op load_url(tab, url, base, nohist);
997 2051e653 2021-03-13 op load_previous_page(struct tab *tab)
999 2051e653 2021-03-13 op struct hist *h;
1001 2051e653 2021-03-13 op if ((h = TAILQ_PREV(tab->hist_cur, mhisthead, entries)) == NULL)
1003 2051e653 2021-03-13 op tab->hist_cur = h;
1004 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
1009 2051e653 2021-03-13 op load_next_page(struct tab *tab)
1011 2051e653 2021-03-13 op struct hist *h;
1013 2051e653 2021-03-13 op if ((h = TAILQ_NEXT(tab->hist_cur, entries)) == NULL)
1015 2051e653 2021-03-13 op tab->hist_cur = h;
1016 bd3a3a95 2021-07-20 op do_load_url(tab, h->h, NULL);
1021 740f578b 2021-03-15 op add_to_bookmarks(const char *str)
1023 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_BOOKMARK_PAGE, 0,
1024 bc10f6a5 2021-07-12 op str, strlen(str)+1);
1028 f6d7d047 2021-12-30 op * Given a user-entered URL, apply some heuristics to use it:
1030 f6d7d047 2021-12-30 op * - if it's a proper url use it
1031 f6d7d047 2021-12-30 op * - if it starts with a `./' or a `/' assume its a file:// url
1032 f6d7d047 2021-12-30 op * - assume it's a gemini:// url
1034 f6d7d047 2021-12-30 op * `ret' (of which len is the size) will be filled with the resulting
1038 c6efff96 2021-08-16 op humanify_url(const char *raw, char *ret, size_t len)
1040 c6efff96 2021-08-16 op struct phos_uri uri;
1041 c6efff96 2021-08-16 op char buf[PATH_MAX];
1043 c6efff96 2021-08-16 op if (phos_parse_absolute_uri(raw, &uri)) {
1044 c6efff96 2021-08-16 op strlcpy(ret, raw, len);
1048 c6efff96 2021-08-16 op if (has_prefix(raw, "./")) {
1049 c6efff96 2021-08-16 op strlcpy(ret, "file://", len);
1050 c6efff96 2021-08-16 op getcwd(buf, sizeof(buf));
1051 c6efff96 2021-08-16 op strlcat(ret, buf, len);
1052 c6efff96 2021-08-16 op strlcat(ret, "/", len);
1053 c6efff96 2021-08-16 op strlcat(ret, raw+2, len);
1057 c6efff96 2021-08-16 op if (*raw == '/') {
1058 c6efff96 2021-08-16 op strlcpy(ret, "file://", len);
1059 c6efff96 2021-08-16 op strlcat(ret, raw, len);
1063 c6efff96 2021-08-16 op strlcpy(ret, "gemini://", len);
1064 c6efff96 2021-08-16 op strlcat(ret, raw, len);
1067 6cc5fcfe 2021-07-08 op static pid_t
1068 6cc5fcfe 2021-07-08 op start_child(enum telescope_process p, const char *argv0, int fd)
1070 55ccd6d0 2021-09-15 op const char *argv[5];
1071 6cc5fcfe 2021-07-08 op int argc = 0;
1074 6cc5fcfe 2021-07-08 op switch (pid = fork()) {
1084 6cc5fcfe 2021-07-08 op if (dup2(fd, 3) == -1)
1085 6cc5fcfe 2021-07-08 op err(1, "cannot setup imsg fd");
1087 6cc5fcfe 2021-07-08 op argv[argc++] = argv0;
1088 6cc5fcfe 2021-07-08 op switch (p) {
1089 6cc5fcfe 2021-07-08 op case PROC_UI:
1090 6cc5fcfe 2021-07-08 op errx(1, "Can't start ui process");
1091 6cc5fcfe 2021-07-08 op case PROC_FS:
1092 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tf";
1094 6cc5fcfe 2021-07-08 op case PROC_NET:
1095 6cc5fcfe 2021-07-08 op argv[argc++] = "-Tn";
1099 55ccd6d0 2021-09-15 op if (safe_mode)
1100 55ccd6d0 2021-09-15 op argv[argc++] = "-S";
1102 6cc5fcfe 2021-07-08 op argv[argc++] = NULL;
1103 6cc5fcfe 2021-07-08 op execvp(argv0, (char *const *)argv);
1104 6cc5fcfe 2021-07-08 op err(1, "execvp(%s)", argv0);
1108 bc10f6a5 2021-07-12 op ui_send_net(int type, uint32_t peerid, const void *data,
1109 bc10f6a5 2021-07-12 op uint16_t datalen)
1111 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_net, type, peerid, 0, -1, data,
1116 bc10f6a5 2021-07-12 op ui_send_fs(int type, uint32_t peerid, const void *data, uint16_t datalen)
1118 bc10f6a5 2021-07-12 op return imsg_compose_event(iev_fs, type, peerid, 0, -1, data,
1122 6cc5fcfe 2021-07-08 op static void __attribute__((noreturn))
1123 6cc5fcfe 2021-07-08 op usage(int r)
1125 335cfaec 2021-09-15 op fprintf(stderr, "USAGE: %s [-ChnSv] [-c config] [url]\n",
1126 dc761924 2021-07-15 op getprogname());
1127 d2544989 2021-07-08 op fprintf(stderr, "version: " PACKAGE " " VERSION "\n");
1132 6cd6a9e1 2021-03-20 op main(int argc, char * const *argv)
1134 bc10f6a5 2021-07-12 op struct imsgev net_ibuf, fs_ibuf;
1136 bc10f6a5 2021-07-12 op int pipe2net[2], pipe2fs[2];
1137 d2544989 2021-07-08 op int ch, configtest = 0, fail = 0;
1138 6cc5fcfe 2021-07-08 op int proc = -1;
1139 5d7c642a 2021-09-15 op int sessionfd = -1;
1141 6cc5fcfe 2021-07-08 op const char *argv0;
1143 6cc5fcfe 2021-07-08 op argv0 = argv[0];
1145 5e11c00c 2021-03-02 op signal(SIGCHLD, SIG_IGN);
1146 a0e91173 2021-06-13 op signal(SIGPIPE, SIG_IGN);
1148 d2544989 2021-07-08 op if (getenv("NO_COLOR") != NULL)
1149 d2544989 2021-07-08 op enable_colors = 0;
1153 dc761924 2021-07-15 op while ((ch = getopt_long(argc, argv, opts, longopts, NULL)) != -1) {
1154 d2544989 2021-07-08 op switch (ch) {
1156 1853ee50 2021-07-15 op exit(ui_print_colors());
1159 eb2ed626 2021-10-07 op strlcpy(config_path, optarg, sizeof(config_path));
1162 d2544989 2021-07-08 op configtest = 1;
1167 d0971653 2021-09-15 op safe_mode = 1;
1170 6cc5fcfe 2021-07-08 op switch (*optarg) {
1172 6cc5fcfe 2021-07-08 op proc = PROC_FS;
1175 6cc5fcfe 2021-07-08 op proc = PROC_NET;
1178 6cc5fcfe 2021-07-08 op errx(1, "invalid process spec %c",
1183 dc761924 2021-07-15 op printf("%s %s\n", PACKAGE_NAME, PACKAGE_VERSION);
1191 d2544989 2021-07-08 op argc -= optind;
1192 d2544989 2021-07-08 op argv += optind;
1194 6cc5fcfe 2021-07-08 op if (proc != -1) {
1195 6cc5fcfe 2021-07-08 op if (argc > 0)
1197 6cc5fcfe 2021-07-08 op else if (proc == PROC_FS)
1198 6cc5fcfe 2021-07-08 op return fs_main();
1199 6cc5fcfe 2021-07-08 op else if (proc == PROC_NET)
1200 f45bd2e3 2021-07-24 op return net_main();
1205 d2544989 2021-07-08 op if (argc != 0) {
1206 d2544989 2021-07-08 op has_url = 1;
1207 c6efff96 2021-08-16 op humanify_url(argv[0], url, sizeof(url));
1210 d5bdf203 2021-07-08 op /* setup keys before reading the config */
1211 d5bdf203 2021-07-08 op TAILQ_INIT(&global_map.m);
1212 d5bdf203 2021-07-08 op global_map.unhandled_input = global_key_unbound;
1213 d5bdf203 2021-07-08 op TAILQ_INIT(&minibuffer_map.m);
1215 d2544989 2021-07-08 op config_init();
1216 eb2ed626 2021-10-07 op parseconfig(config_path, fail);
1217 69f32f56 2021-08-16 op if (configtest) {
1218 d2544989 2021-07-08 op puts("config OK");
1222 112b9046 2021-08-29 op if (download_path == NULL &&
1223 112b9046 2021-08-29 op (download_path = strdup("/tmp/")) == NULL)
1224 112b9046 2021-08-29 op errx(1, "strdup");
1226 5d7c642a 2021-09-15 op if (!safe_mode && (sessionfd = lock_session()) == -1)
1227 d0fd368a 2021-07-15 op errx(1, "can't lock session, is another instance of "
1228 d0fd368a 2021-07-15 op "telescope already running?");
1230 6cc5fcfe 2021-07-08 op /* Start children. */
1231 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2fs) == -1)
1232 5e11c00c 2021-03-02 op err(1, "socketpair");
1233 bc10f6a5 2021-07-12 op start_child(PROC_FS, argv0, pipe2fs[1]);
1234 bc10f6a5 2021-07-12 op imsg_init(&fs_ibuf.ibuf, pipe2fs[0]);
1235 bc10f6a5 2021-07-12 op iev_fs = &fs_ibuf;
1236 bc10f6a5 2021-07-12 op iev_fs->handler = handle_dispatch_imsg;
1238 bc10f6a5 2021-07-12 op if (socketpair(AF_UNIX, SOCK_STREAM, PF_UNSPEC, pipe2net) == -1)
1239 35e1f40a 2021-03-14 op err(1, "socketpair");
1240 bc10f6a5 2021-07-12 op start_child(PROC_NET, argv0, pipe2net[1]);
1241 bc10f6a5 2021-07-12 op imsg_init(&net_ibuf.ibuf, pipe2net[0]);
1242 bc10f6a5 2021-07-12 op iev_net = &net_ibuf;
1243 bc10f6a5 2021-07-12 op iev_net->handler = handle_dispatch_imsg;
1245 37d429b0 2021-04-01 op setproctitle("ui");
1247 eb722b50 2022-01-03 op /* initialize tofu store */
1248 3768e50f 2021-04-25 op tofu_init(&certs, 5, offsetof(struct tofu_entry, domain));
1250 5e11c00c 2021-03-02 op event_init();
1252 ecfbb1d4 2021-08-14 op /* Setup event handler for the autosave */
1253 1fce2e75 2021-08-14 op autosave_init();
1255 bc10f6a5 2021-07-12 op /* Setup event handlers for pipes to fs/net */
1256 bc10f6a5 2021-07-12 op iev_fs->events = EV_READ;
1257 bc10f6a5 2021-07-12 op event_set(&iev_fs->ev, iev_fs->ibuf.fd, iev_fs->events,
1258 bc10f6a5 2021-07-12 op iev_fs->handler, iev_fs);
1259 bc10f6a5 2021-07-12 op event_add(&iev_fs->ev, NULL);
1261 bc10f6a5 2021-07-12 op iev_net->events = EV_READ;
1262 bc10f6a5 2021-07-12 op event_set(&iev_net->ev, iev_net->ibuf.fd, iev_net->events,
1263 bc10f6a5 2021-07-12 op iev_net->handler, iev_net);
1264 bc10f6a5 2021-07-12 op event_add(&iev_net->ev, NULL);
1266 bb28f1c2 2021-12-30 op if (ui_init()) {
1267 941b3761 2021-03-18 op sandbox_ui_process();
1268 50f03682 2022-01-03 op ui_send_fs(IMSG_INIT, 0, NULL, 0);
1269 bb28f1c2 2021-12-30 op event_dispatch();
1273 bc10f6a5 2021-07-12 op ui_send_fs(IMSG_QUIT, 0, NULL, 0);
1274 bc10f6a5 2021-07-12 op ui_send_net(IMSG_QUIT, 0, NULL, 0);
1275 3e5fd7be 2021-07-13 op imsg_flush(&iev_fs->ibuf);
1276 a9925134 2021-07-15 op imsg_flush(&iev_net->ibuf);
1278 be97d6e6 2021-08-15 op /* wait for children to terminate */
1280 be97d6e6 2021-08-15 op pid = wait(&status);
1281 be97d6e6 2021-08-15 op if (pid == -1) {
1282 be97d6e6 2021-08-15 op if (errno != EINTR && errno != ECHILD)
1283 be97d6e6 2021-08-15 op err(1, "wait");
1284 be97d6e6 2021-08-15 op } else if (WIFSIGNALED(status))
1285 be97d6e6 2021-08-15 op warnx("child terminated; signal %d", WTERMSIG(status));
1286 be97d6e6 2021-08-15 op } while (pid != -1 || (pid == -1 && errno == EINTR));
1288 5d7c642a 2021-09-15 op if (!safe_mode && close(sessionfd) == -1)
1289 5d7c642a 2021-09-15 op err(1, "close(sessionfd = %d)", sessionfd);