xxxterm.h

   1 /*
   2  * Copyright (c) 2011 Conformal Systems LLC <info@conformal.com>
   3  * Copyright (c) 2011 Marco Peereboom <marco@peereboom.us>
   4  *
   5  * Permission to use, copy, modify, and distribute this software for any
   6  * purpose with or without fee is hereby granted, provided that the above
   7  * copyright notice and this permission notice appear in all copies.
   8  *
   9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16  */
  17
  18 #include <ctype.h>
  19 #include <dlfcn.h>
  20 #include <err.h>
  21 #include <errno.h>
  22 #include <libgen.h>
  23 #include <pwd.h>
  24 #include <regex.h>
  25 #include <signal.h>
  26 #include <stdio.h>
  27 #include <stdlib.h>
  28 #include <string.h>
  29 #include <unistd.h>
  30 #include <dirent.h>
  31
  32 #include <sys/types.h>
  33 #include <sys/wait.h>
  34 #if defined(__linux__)
  35 #include "linux/util.h"
  36 #include "linux/tree.h"
  37 #include <bsd/stdlib.h>
  38 # if !defined(sane_libbsd_headers)
  39 void arc4random_buf(void *, size_t);
  40 # endif
  41 #elif defined(__FreeBSD__)
  42 #include <libutil.h>
  43 #include "freebsd/util.h"
  44 #include <sys/tree.h>
  45 #else /* OpenBSD */
  46 #include <util.h>
  47 #include <sys/tree.h>
  48 #endif
  49 #include <sys/queue.h>
  50 #include <sys/resource.h>
  51 #include <sys/socket.h>
  52 #include <sys/stat.h>
  53 #include <sys/time.h>
  54 #include <sys/un.h>
  55
  56 #include <gtk/gtk.h>
  57 #include <gdk/gdkkeysyms.h>
  58
  59 #if GTK_CHECK_VERSION(3,0,0)
  60 /* we still use GDK_* instead of GDK_KEY_* */
  61 #include <gdk/gdkkeysyms-compat.h>
  62 #endif
  63
  64 #include <webkit/webkit.h>
  65 #include <libsoup/soup.h>
  66 #include <JavaScriptCore/JavaScript.h>
  67 #include <gnutls/gnutls.h>
  68 #include <gnutls/x509.h>
  69
  70 /* comment if you don't want to use threads */
  71 //#define USE_THREADS
  72
  73 #ifdef USE_THREADS
  74 #include <gcrypt.h>
  75 #include <pthread.h>
  76 #endif
  77
  78 #include "version.h"
  79 #include "javascript.h"
  80 /*
  81 javascript.h borrowed from vimprobable2 under the following license:
  82
  83 Copyright (c) 2009 Leon Winter
  84 Copyright (c) 2009-2011 Hannes Schueller
  85 Copyright (c) 2009-2010 Matto Fransen
  86 Copyright (c) 2010-2011 Hans-Peter Deifel
  87 Copyright (c) 2010-2011 Thomas Adam
  88 Copyright (c) 2011 Albert Kim
  89 Copyright (c) 2011 Daniel Carl
  90
  91 Permission is hereby granted, free of charge, to any person obtaining a copy
  92 of this software and associated documentation files (the "Software"), to deal
  93 in the Software without restriction, including without limitation the rights
  94 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  95 copies of the Software, and to permit persons to whom the Software is
  96 furnished to do so, subject to the following conditions:
  97
  98 The above copyright notice and this permission notice shall be included in
  99 all copies or substantial portions of the Software.
 100
 101 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 102 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 103 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 104 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 105 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 106 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 107 THE SOFTWARE.
 108 */
 109
 110 /*#define XT_DEBUG*/
 111 #ifdef XT_DEBUG
 112 #define DPRINTF(x...)           do { if (swm_debug) fprintf(stderr, x); } while (0)
 113 #define DNPRINTF(n,x...)        do { if (swm_debug & n) fprintf(stderr, x); } while (0)
 114 #define XT_D_MOVE               0x0001
 115 #define XT_D_KEY                0x0002
 116 #define XT_D_TAB                0x0004
 117 #define XT_D_URL                0x0008
 118 #define XT_D_CMD                0x0010
 119 #define XT_D_NAV                0x0020
 120 #define XT_D_DOWNLOAD           0x0040
 121 #define XT_D_CONFIG             0x0080
 122 #define XT_D_JS                 0x0100
 123 #define XT_D_FAVORITE           0x0200
 124 #define XT_D_PRINTING           0x0400
 125 #define XT_D_COOKIE             0x0800
 126 #define XT_D_KEYBINDING         0x1000
 127 #define XT_D_CLIP               0x2000
 128 #define XT_D_BUFFERCMD          0x4000
 129 #define XT_D_INSPECTOR          0x8000
 130 extern u_int32_t        swm_debug;
 131 #else
 132 #define DPRINTF(x...)
 133 #define DNPRINTF(n,x...)
 134 #endif
 135
 136 #define LENGTH(x)               (sizeof x / sizeof x[0])
 137 #define CLEAN(mask)             (mask & ~(GDK_MOD2_MASK) &      \
 138                                     ~(GDK_BUTTON1_MASK) &       \
 139                                     ~(GDK_BUTTON2_MASK) &       \
 140                                     ~(GDK_BUTTON3_MASK) &       \
 141                                     ~(GDK_BUTTON4_MASK) &       \
 142                                     ~(GDK_BUTTON5_MASK))
 143
 144 #define XT_NOMARKS              (('z' - 'a' + 1) * 2 + 10)
 145
 146 struct tab {
 147         TAILQ_ENTRY(tab)        entry;
 148         GtkWidget               *vbox;
 149         GtkWidget               *tab_content;
 150         struct {
 151                 GtkWidget       *label;
 152                 GtkWidget       *eventbox;
 153                 GtkWidget       *box;
 154                 GtkWidget       *sep;
 155         } tab_elems;
 156         GtkWidget               *label;
 157         GtkWidget               *spinner;
 158         GtkWidget               *uri_entry;
 159         GtkWidget               *search_entry;
 160         GtkWidget               *toolbar;
 161         GtkWidget               *browser_win;
 162         GtkWidget               *statusbar_box;
 163         struct {
 164                 GtkWidget       *statusbar;
 165                 GtkWidget       *buffercmd;
 166                 GtkWidget       *zoom;
 167                 GtkWidget       *position;
 168         } sbe;
 169         GtkWidget               *cmd;
 170         GtkWidget               *buffers;
 171         GtkWidget               *oops;
 172         GtkWidget               *backward;
 173         GtkWidget               *forward;
 174         GtkWidget               *stop;
 175         GtkWidget               *gohome;
 176         GtkWidget               *js_toggle;
 177         GtkEntryCompletion      *completion;
 178         guint                   tab_id;
 179         WebKitWebView           *wv;
 180
 181         WebKitWebHistoryItem            *item;
 182         WebKitWebBackForwardList        *bfl;
 183
 184         /* favicon */
 185         WebKitNetworkRequest    *icon_request;
 186         WebKitDownload          *icon_download;
 187         gchar                   *icon_dest_uri;
 188
 189         /* adjustments for browser */
 190         GtkScrollbar            *sb_h;
 191         GtkScrollbar            *sb_v;
 192         GtkAdjustment           *adjust_h;
 193         GtkAdjustment           *adjust_v;
 194
 195         /* flags */
 196         int                     focus_wv;
 197         int                     ctrl_click;
 198         gchar                   *status;
 199         int                     xtp_meaning; /* identifies dls/favorites */
 200         gchar                   *tmp_uri;
 201         int                     popup; /* 1 if cmd_entry has popup visible */
 202 #ifdef USE_THREADS
 203         /* https thread stuff */
 204         GThread                 *thread;
 205 #endif
 206         /* hints */
 207         int                     script_init;
 208         int                     hints_on;
 209         int                     new_tab;
 210
 211         /* custom stylesheet */
 212         int                     styled;
 213         char                    *stylesheet;
 214
 215         /* search */
 216         char                    *search_text;
 217         int                     search_forward;
 218         guint                   search_id;
 219
 220         /* settings */
 221         WebKitWebSettings       *settings;
 222         gchar                   *user_agent;
 223
 224         /* marks */
 225         double                  mark[XT_NOMARKS];
 226
 227         /* inspector */
 228         WebKitWebInspector      *inspector;
 229         GtkWidget               *inspector_window;
 230         GtkWidget               *inspector_view;
 231 };
 232 TAILQ_HEAD(tab_list, tab);
 233
 234 struct karg {
 235         int             i;
 236         char            *s;
 237         int             precount;
 238 };
 239
 240 struct download {
 241         RB_ENTRY(download)      entry;
 242         int                     id;
 243         WebKitDownload          *download;
 244         struct tab              *tab;
 245 };
 246 RB_HEAD(download_list, download);
 247 RB_PROTOTYPE(download_list, download, entry, download_rb_cmp);
 248
 249 struct history {
 250         RB_ENTRY(history)       entry;
 251         const gchar             *uri;
 252         const gchar             *title;
 253 };
 254 RB_HEAD(history_list, history);
 255 RB_PROTOTYPE(history_list, history, entry, history_rb_cmp);
 256
 257 /* utility */
 258 #define XT_NAME                 ("XXXTerm")
 259 #define XT_CB_HANDLED           (TRUE)
 260 #define XT_CB_PASSTHROUGH       (FALSE)
 261 #define XT_FAVS_FILE            ("favorites")
 262
 263 void                    xt_icon_from_file(struct tab *, char *);
 264 GtkWidget               *create_window(const gchar *);
 265 void                    show_oops(struct tab *, const char *, ...);
 266 gchar                   *get_html_page(gchar *, gchar *, gchar *, bool);
 267 const gchar             *get_uri(struct tab *);
 268 const gchar             *get_title(struct tab *, bool);
 269
 270 void                    load_webkit_string(struct tab *, const char *, gchar *);
 271 void                    button_set_stockid(GtkWidget *, char *);
 272
 273 /* cookies */
 274 int                     remove_cookie(int);
 275
 276 /* inspector */
 277 #define XT_INS_SHOW             (1<<0)
 278 #define XT_INS_HIDE             (1<<1)
 279 #define XT_INS_CLOSE            (1<<2)
 280
 281 WebKitWebView*          inspector_inspect_web_view_cb(WebKitWebInspector *,
 282                             WebKitWebView*, struct tab *);
 283 void                    setup_inspector(struct tab *);
 284 int                     inspector_cmd(struct tab *, struct karg *);
 285
 286 /* about */
 287 #define XT_XTP_STR              "xxxt://"
 288 #define XT_URI_ABOUT            ("about:")
 289 #define XT_URI_ABOUT_LEN        (strlen(XT_URI_ABOUT))
 290 #define XT_URI_ABOUT_ABOUT      ("about")
 291 #define XT_URI_ABOUT_BLANK      ("blank")
 292 #define XT_URI_ABOUT_CERTS      ("certs")
 293 #define XT_URI_ABOUT_COOKIEWL   ("cookiewl")
 294 #define XT_URI_ABOUT_COOKIEJAR  ("cookiejar")
 295 #define XT_URI_ABOUT_DOWNLOADS  ("downloads")
 296 #define XT_URI_ABOUT_FAVORITES  ("favorites")
 297 #define XT_URI_ABOUT_HELP       ("help")
 298 #define XT_URI_ABOUT_HISTORY    ("history")
 299 #define XT_URI_ABOUT_JSWL       ("jswl")
 300 #define XT_URI_ABOUT_PLUGINWL   ("plwl")
 301 #define XT_URI_ABOUT_SET        ("set")
 302 #define XT_URI_ABOUT_STATS      ("stats")
 303 #define XT_URI_ABOUT_MARCO      ("marco")
 304 #define XT_URI_ABOUT_STARTPAGE  ("startpage")
 305
 306 struct about_type {
 307         char            *name;
 308         int             (*func)(struct tab *, struct karg *);
 309 };
 310
 311 struct sp {
 312         char                    *line;
 313         TAILQ_ENTRY(sp)         entry;
 314 };
 315 TAILQ_HEAD(sp_list, sp);
 316
 317 int                     blank(struct tab *, struct karg *);
 318 int                     help(struct tab *, struct karg *);
 319 int                     about(struct tab *, struct karg *);
 320 int                     stats(struct tab *, struct karg *);
 321 void                    show_certs(struct tab *, gnutls_x509_crt_t *,
 322                             size_t, char *);
 323 int                     ca_cmd(struct tab *, struct karg *);
 324 int                     cookie_show_wl(struct tab *, struct karg *);
 325 int                     xtp_page_cl(struct tab *, struct karg *);
 326 int                     xtp_page_dl(struct tab *, struct karg *);
 327 int                     xtp_page_fl(struct tab *, struct karg *);
 328 int                     xtp_page_hl(struct tab *, struct karg *);
 329 int                     parse_xtp_url(struct tab *, const char *);
 330 int                     add_favorite(struct tab *, struct karg *);
 331 void                    update_favorite_tabs(struct tab *);
 332 void                    update_history_tabs(struct tab *);
 333 void                    update_download_tabs(struct tab *);
 334 void                    xtp_generate_keys(void);
 335 size_t                  about_list_size(void);
 336 int                     cookie_cmd(struct tab *, struct karg *);
 337 int                     js_cmd(struct tab *, struct karg *);
 338 int                     pl_cmd(struct tab *, struct karg *);
 339 void                    startpage_add(const char *, ...);
 340
 341 /*
 342  * xtp tab meanings
 343  * identifies which tabs have xtp pages in (corresponding to about_list indices)
 344  */
 345 #define XT_XTP_TAB_MEANING_NORMAL       (-1) /* normal url */
 346 #define XT_XTP_TAB_MEANING_BL           (1)  /* about:blank in this tab */
 347 #define XT_XTP_TAB_MEANING_CL           (4)  /* cookie manager in this tab */
 348 #define XT_XTP_TAB_MEANING_DL           (5)  /* download manager in this tab */
 349 #define XT_XTP_TAB_MEANING_FL           (6)  /* favorite manager in this tab */
 350 #define XT_XTP_TAB_MEANING_HL           (8)  /* history manager in this tab */
 351
 352 /* whitelists */
 353 #define XT_WL_TOGGLE            (1<<0)
 354 #define XT_WL_ENABLE            (1<<1)
 355 #define XT_WL_DISABLE           (1<<2)
 356 #define XT_WL_FQDN              (1<<3) /* default */
 357 #define XT_WL_TOPLEVEL          (1<<4)
 358 #define XT_WL_PERSISTENT        (1<<5)
 359 #define XT_WL_SESSION           (1<<6)
 360 #define XT_WL_RELOAD            (1<<7)
 361 #define XT_SHOW                 (1<<8)
 362 #define XT_DELETE               (1<<9)
 363 #define XT_SAVE                 (1<<10)
 364 #define XT_OPEN                 (1<<11)
 365
 366 #define XT_WL_INVALID           (0)
 367 #define XT_WL_JAVASCRIPT        (1)
 368 #define XT_WL_COOKIE            (2)
 369 #define XT_WL_PLUGIN            (3)
 370
 371 struct domain {
 372         RB_ENTRY(domain)        entry;
 373         gchar                   *d;
 374         int                     handy; /* app use */
 375 };
 376 RB_HEAD(domain_list, domain);
 377 RB_PROTOTYPE(domain_list, domain, entry, domain_rb_cmp);
 378
 379 int                     wl_show(struct tab *, struct karg *, char *,
 380                             struct domain_list *);
 381
 382 /* uri aliases */
 383 struct alias {
 384         char                    *a_name;
 385         char                    *a_uri;
 386         TAILQ_ENTRY(alias)       entry;
 387 };
 388 TAILQ_HEAD(alias_list, alias);
 389
 390 /* mime types */
 391 struct mime_type {
 392         char                    *mt_type;
 393         char                    *mt_action;
 394         int                     mt_default;
 395         int                     mt_download;
 396         TAILQ_ENTRY(mime_type)  entry;
 397 };
 398 TAILQ_HEAD(mime_type_list, mime_type);
 399
 400 struct domain * wl_find(const gchar *, struct domain_list *);
 401 int             wl_save(struct tab *, struct karg *, int);
 402 int             toggle_cwl(struct tab *, struct karg *);
 403 int             toggle_js(struct tab *, struct karg *);
 404 int             toggle_pl(struct tab *, struct karg *);
 405
 406 /* settings */
 407 #define XT_BM_NORMAL            (0)
 408 #define XT_BM_WHITELIST         (1)
 409 #define XT_BM_KIOSK             (2)
 410
 411 #define XT_TABS_NORMAL          (0)
 412 #define XT_TABS_COMPACT         (1)
 413
 414 #define CTRL                    GDK_CONTROL_MASK
 415 #define MOD1                    GDK_MOD1_MASK
 416 #define SHFT                    GDK_SHIFT_MASK
 417
 418 struct key_binding {
 419         char                            *cmd;
 420         guint                           mask;
 421         guint                           use_in_entry;
 422         guint                           key;
 423         TAILQ_ENTRY(key_binding)        entry;  /* in bss so no need to init */
 424 };
 425 TAILQ_HEAD(keybinding_list, key_binding);
 426
 427 struct settings {
 428         char            *name;
 429         int             type;
 430 #define XT_S_INVALID    (0)
 431 #define XT_S_INT        (1)
 432 #define XT_S_STR        (2)
 433 #define XT_S_FLOAT      (3)
 434         uint32_t        flags;
 435 #define XT_SF_RESTART   (1<<0)
 436 #define XT_SF_RUNTIME   (1<<1)
 437         int             *ival;
 438         char            **sval;
 439         struct special  *s;
 440         gfloat          *fval;
 441         int             (*activate)(char *);
 442 };
 443
 444 int             set(struct tab *, struct karg *);
 445 size_t          get_settings_size(void);
 446 int             settings_add(char *, char *);
 447 void            setup_proxy(char *);
 448 int             set_browser_mode(struct settings *, char *);
 449 int             set_cookie_policy(struct settings *, char *);
 450 char            *get_browser_mode(struct settings *);
 451 char            *get_cookie_policy(struct settings *);
 452 void            init_keybindings(void);
 453 void            config_parse(char *, int);
 454 char            *get_setting_name(int);
 455
 456 extern int      tabless;
 457 extern int      enable_socket;
 458 extern int      single_instance;
 459 extern int      fancy_bar;
 460 extern int      browser_mode;
 461 extern int      enable_localstorage;
 462 extern char     *statusbar_elems;
 463
 464 extern int      show_tabs;
 465 extern int      tab_style;
 466 extern int      show_url;
 467 extern int      show_statusbar;
 468 extern int      ctrl_click_focus;
 469 extern int      cookies_enabled;
 470 extern int      read_only_cookies;
 471 extern int      enable_scripts;
 472 extern int      enable_plugins;
 473 extern gfloat   default_zoom_level;
 474 extern char     default_script[PATH_MAX];
 475 extern int      window_height;
 476 extern int      window_width;
 477 extern int      icon_size;
 478 extern int      refresh_interval;
 479 extern int      enable_plugin_whitelist;
 480 extern int      enable_cookie_whitelist;
 481 extern int      enable_js_whitelist;
 482 extern int      session_timeout;
 483 extern int      cookie_policy;
 484 extern char     *ssl_ca_file;
 485 extern char     *resource_dir;
 486 extern gboolean ssl_strict_certs;
 487 extern int      append_next;
 488 extern char     *home;
 489 extern char     *search_string;
 490 extern char     *http_proxy;
 491 extern char     download_dir[PATH_MAX];
 492 extern char     runtime_settings[PATH_MAX];
 493 extern int      allow_volatile_cookies;
 494 extern int      save_global_history;
 495 extern char     *user_agent;
 496 extern int      save_rejected_cookies;
 497 extern int      session_autosave;
 498 extern int      guess_search;
 499 extern int      dns_prefetch;
 500 extern gint     max_connections;
 501 extern gint     max_host_connections;
 502 extern gint     enable_spell_checking;
 503 extern char     *spell_check_languages;
 504 extern int      xterm_workaround;
 505 extern char     *url_regex;
 506 extern int      history_autosave;
 507 extern char     search_file[PATH_MAX];
 508 extern char     command_file[PATH_MAX];
 509 extern char     *encoding;
 510 extern int      autofocus_onload;
 511 extern char     *cmd_font_name;
 512 extern char     *oops_font_name;
 513 extern char     *statusbar_font_name;
 514 extern char     *tabbar_font_name;
 515
 516 /* globals */
 517 extern char             *version;
 518 extern char             *icons[];
 519 extern char             rc_fname[PATH_MAX];
 520 extern char             work_dir[PATH_MAX];
 521 extern struct passwd    *pwd;
 522 long long unsigned int  blocked_cookies;
 523 extern SoupCookieJar    *s_cookiejar;
 524 extern SoupCookieJar    *p_cookiejar;
 525 extern SoupSession      *session;
 526
 527 extern void     (*_soup_cookie_jar_add_cookie)(SoupCookieJar *, SoupCookie *);
 528
 529 extern struct history_list      hl;
 530 extern struct download_list     downloads;
 531 extern struct tab_list          tabs;
 532 extern struct about_type        about_list[];
 533 extern struct domain_list       c_wl;
 534 extern struct domain_list       js_wl;
 535 extern struct domain_list       pl_wl;
 536 extern struct alias_list        aliases;
 537 extern struct mime_type_list    mtl;
 538 extern struct keybinding_list   kbl;
 539 extern struct sp_list           spl;
 540
 541 extern PangoFontDescription     *cmd_font;
 542 extern PangoFontDescription     *oops_font;
 543 extern PangoFontDescription     *statusbar_font;
 544 extern PangoFontDescription     *tabbar_font;