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 u_int32_t       arc4random_uniform(u_int32_t);
  41 # endif
  42 #elif defined(__FreeBSD__)
  43 #include <libutil.h>
  44 #include "freebsd/util.h"
  45 #include <sys/tree.h>
  46 #else /* OpenBSD */
  47 #include <util.h>
  48 #include <sys/tree.h>
  49 #endif
  50 #include <sys/queue.h>
  51 #include <sys/resource.h>
  52 #include <sys/socket.h>
  53 #include <sys/stat.h>
  54 #include <sys/time.h>
  55 #include <sys/un.h>
  56
  57 #include <gtk/gtk.h>
  58 #include <gdk/gdkkeysyms.h>
  59
  60 #if GTK_CHECK_VERSION(3,0,0)
  61 /* we still use GDK_* instead of GDK_KEY_* */
  62 #include <gdk/gdkkeysyms-compat.h>
  63 #endif
  64
  65 #include <webkit/webkit.h>
  66 #include <libsoup/soup.h>
  67 #include <JavaScriptCore/JavaScript.h>
  68 #include <gnutls/gnutls.h>
  69 #include <gnutls/x509.h>
  70
  71 /* comment if you don't want to use threads */
  72 //#define USE_THREADS
  73
  74 #ifdef USE_THREADS
  75 #include <gcrypt.h>
  76 #include <pthread.h>
  77 #endif
  78
  79 #include "version.h"
  80 #include "javascript.h"
  81 /*
  82 javascript.h borrowed from vimprobable2 under the following license:
  83
  84 Copyright (c) 2009 Leon Winter
  85 Copyright (c) 2009-2011 Hannes Schueller
  86 Copyright (c) 2009-2010 Matto Fransen
  87 Copyright (c) 2010-2011 Hans-Peter Deifel
  88 Copyright (c) 2010-2011 Thomas Adam
  89 Copyright (c) 2011 Albert Kim
  90 Copyright (c) 2011 Daniel Carl
  91
  92 Permission is hereby granted, free of charge, to any person obtaining a copy
  93 of this software and associated documentation files (the "Software"), to deal
  94 in the Software without restriction, including without limitation the rights
  95 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  96 copies of the Software, and to permit persons to whom the Software is
  97 furnished to do so, subject to the following conditions:
  98
  99 The above copyright notice and this permission notice shall be included in
 100 all copies or substantial portions of the Software.
 101
 102 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 103 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 104 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 105 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 106 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 107 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 108 THE SOFTWARE.
 109 */
 110
 111 /*#define XT_DEBUG*/
 112 #ifdef XT_DEBUG
 113 #define DPRINTF(x...)           do { if (swm_debug) fprintf(stderr, x); } while (0)
 114 #define DNPRINTF(n,x...)        do { if (swm_debug & n) fprintf(stderr, x); } while (0)
 115 #define XT_D_MOVE               0x0001
 116 #define XT_D_KEY                0x0002
 117 #define XT_D_TAB                0x0004
 118 #define XT_D_URL                0x0008
 119 #define XT_D_CMD                0x0010
 120 #define XT_D_NAV                0x0020
 121 #define XT_D_DOWNLOAD           0x0040
 122 #define XT_D_CONFIG             0x0080
 123 #define XT_D_JS                 0x0100
 124 #define XT_D_FAVORITE           0x0200
 125 #define XT_D_PRINTING           0x0400
 126 #define XT_D_COOKIE             0x0800
 127 #define XT_D_KEYBINDING         0x1000
 128 #define XT_D_CLIP               0x2000
 129 #define XT_D_BUFFERCMD          0x4000
 130 #define XT_D_INSPECTOR          0x8000
 131 extern u_int32_t        swm_debug;
 132 #else
 133 #define DPRINTF(x...)
 134 #define DNPRINTF(n,x...)
 135 #endif
 136
 137 #define LENGTH(x)               (sizeof x / sizeof x[0])
 138 #define CLEAN(mask)             (mask & ~(GDK_MOD2_MASK) &      \
 139                                     ~(GDK_BUTTON1_MASK) &       \
 140                                     ~(GDK_BUTTON2_MASK) &       \
 141                                     ~(GDK_BUTTON3_MASK) &       \
 142                                     ~(GDK_BUTTON4_MASK) &       \
 143                                     ~(GDK_BUTTON5_MASK))
 144
 145 #define XT_NOMARKS              (('z' - 'a' + 1) * 2 + 10)
 146
 147 struct tab {
 148         TAILQ_ENTRY(tab)        entry;
 149         GtkWidget               *vbox;
 150         GtkWidget               *tab_content;
 151         struct {
 152                 GtkWidget       *label;
 153                 GtkWidget       *eventbox;
 154                 GtkWidget       *box;
 155                 GtkWidget       *sep;
 156         } tab_elems;
 157         GtkWidget               *label;
 158         GtkWidget               *spinner;
 159         GtkWidget               *uri_entry;
 160         GtkWidget               *search_entry;
 161         GtkWidget               *toolbar;
 162         GtkWidget               *browser_win;
 163         GtkWidget               *statusbar_box;
 164         struct {
 165                 GtkWidget       *statusbar;
 166                 GtkWidget       *buffercmd;
 167                 GtkWidget       *zoom;
 168                 GtkWidget       *position;
 169         } sbe;
 170         GtkWidget               *cmd;
 171         GtkWidget               *buffers;
 172         GtkWidget               *oops;
 173         GtkWidget               *backward;
 174         GtkWidget               *forward;
 175         GtkWidget               *stop;
 176         GtkWidget               *gohome;
 177         GtkWidget               *js_toggle;
 178         GtkEntryCompletion      *completion;
 179         guint                   tab_id;
 180         WebKitWebView           *wv;
 181
 182         WebKitWebHistoryItem            *item;
 183         WebKitWebBackForwardList        *bfl;
 184
 185         /* favicon */
 186         WebKitNetworkRequest    *icon_request;
 187         WebKitDownload          *icon_download;
 188         gchar                   *icon_dest_uri;
 189
 190         /* adjustments for browser */
 191         GtkScrollbar            *sb_h;
 192         GtkScrollbar            *sb_v;
 193         GtkAdjustment           *adjust_h;
 194         GtkAdjustment           *adjust_v;
 195
 196         /* flags */
 197         int                     focus_wv;
 198         int                     ctrl_click;
 199         gchar                   *status;
 200         int                     xtp_meaning; /* identifies dls/favorites */
 201         gchar                   *tmp_uri;
 202         int                     popup; /* 1 if cmd_entry has popup visible */
 203 #ifdef USE_THREADS
 204         /* https thread stuff */
 205         GThread                 *thread;
 206 #endif
 207         /* hints */
 208         int                     script_init;
 209         int                     hints_on;
 210         int                     new_tab;
 211
 212         /* custom stylesheet */
 213         int                     styled;
 214         char                    *stylesheet;
 215
 216         /* search */
 217         char                    *search_text;
 218         int                     search_forward;
 219         guint                   search_id;
 220
 221         /* settings */
 222         WebKitWebSettings       *settings;
 223         gchar                   *user_agent;
 224
 225         /* marks */
 226         double                  mark[XT_NOMARKS];
 227
 228         /* inspector */
 229         WebKitWebInspector      *inspector;
 230         GtkWidget               *inspector_window;
 231         GtkWidget               *inspector_view;
 232 };
 233 TAILQ_HEAD(tab_list, tab);
 234
 235 struct karg {
 236         int             i;
 237         char            *s;
 238         int             precount;
 239 };
 240
 241 struct download {
 242         RB_ENTRY(download)      entry;
 243         int                     id;
 244         WebKitDownload          *download;
 245         struct tab              *tab;
 246 };
 247 RB_HEAD(download_list, download);
 248 RB_PROTOTYPE(download_list, download, entry, download_rb_cmp);
 249
 250 struct history {
 251         RB_ENTRY(history)       entry;
 252         const gchar             *uri;
 253         const gchar             *title;
 254 };
 255 RB_HEAD(history_list, history);
 256 RB_PROTOTYPE(history_list, history, entry, history_rb_cmp);
 257
 258 /* utility */
 259 #define XT_NAME                 ("XXXTerm")
 260 #define XT_CB_HANDLED           (TRUE)
 261 #define XT_CB_PASSTHROUGH       (FALSE)
 262 #define XT_FAVS_FILE            ("favorites")
 263
 264 void                    xt_icon_from_file(struct tab *, char *);
 265 GtkWidget               *create_window(const gchar *);
 266 void                    show_oops(struct tab *, const char *, ...);
 267 gchar                   *get_html_page(gchar *, gchar *, gchar *, bool);
 268 const gchar             *get_uri(struct tab *);
 269 const gchar             *get_title(struct tab *, bool);
 270
 271 void                    load_webkit_string(struct tab *, const char *, gchar *);
 272 void                    button_set_stockid(GtkWidget *, char *);
 273
 274 /* cookies */
 275 int                     remove_cookie(int);
 276 void                    print_cookie(char *msg, SoupCookie *);
 277 void                    setup_cookies(void);
 278
 279 /* inspector */
 280 #define XT_INS_SHOW             (1<<0)
 281 #define XT_INS_HIDE             (1<<1)
 282 #define XT_INS_CLOSE            (1<<2)
 283
 284 WebKitWebView*          inspector_inspect_web_view_cb(WebKitWebInspector *,
 285                             WebKitWebView*, struct tab *);
 286 void                    setup_inspector(struct tab *);
 287 int                     inspector_cmd(struct tab *, struct karg *);
 288
 289 /* about */
 290 #define XT_XTP_STR              "xxxt://"
 291 #define XT_URI_ABOUT            ("about:")
 292 #define XT_URI_ABOUT_LEN        (strlen(XT_URI_ABOUT))
 293 #define XT_URI_ABOUT_ABOUT      ("about")
 294 #define XT_URI_ABOUT_BLANK      ("blank")
 295 #define XT_URI_ABOUT_CERTS      ("certs")
 296 #define XT_URI_ABOUT_COOKIEWL   ("cookiewl")
 297 #define XT_URI_ABOUT_COOKIEJAR  ("cookiejar")
 298 #define XT_URI_ABOUT_DOWNLOADS  ("downloads")
 299 #define XT_URI_ABOUT_FAVORITES  ("favorites")
 300 #define XT_URI_ABOUT_HELP       ("help")
 301 #define XT_URI_ABOUT_HISTORY    ("history")
 302 #define XT_URI_ABOUT_JSWL       ("jswl")
 303 #define XT_URI_ABOUT_PLUGINWL   ("plwl")
 304 #define XT_URI_ABOUT_SET        ("set")
 305 #define XT_URI_ABOUT_STATS      ("stats")
 306 #define XT_URI_ABOUT_MARCO      ("marco")
 307 #define XT_URI_ABOUT_STARTPAGE  ("startpage")
 308
 309 struct about_type {
 310         char            *name;
 311         int             (*func)(struct tab *, struct karg *);
 312 };
 313
 314 struct sp {
 315         char                    *line;
 316         TAILQ_ENTRY(sp)         entry;
 317 };
 318 TAILQ_HEAD(sp_list, sp);
 319
 320 int                     blank(struct tab *, struct karg *);
 321 int                     help(struct tab *, struct karg *);
 322 int                     about(struct tab *, struct karg *);
 323 int                     stats(struct tab *, struct karg *);
 324 void                    show_certs(struct tab *, gnutls_x509_crt_t *,
 325                             size_t, char *);
 326 int                     ca_cmd(struct tab *, struct karg *);
 327 int                     cookie_show_wl(struct tab *, struct karg *);
 328 int                     xtp_page_cl(struct tab *, struct karg *);
 329 int                     xtp_page_dl(struct tab *, struct karg *);
 330 int                     xtp_page_fl(struct tab *, struct karg *);
 331 int                     xtp_page_hl(struct tab *, struct karg *);
 332 int                     parse_xtp_url(struct tab *, const char *);
 333 int                     add_favorite(struct tab *, struct karg *);
 334 void                    update_favorite_tabs(struct tab *);
 335 void                    update_history_tabs(struct tab *);
 336 void                    update_download_tabs(struct tab *);
 337 void                    xtp_generate_keys(void);
 338 size_t                  about_list_size(void);
 339 int                     cookie_cmd(struct tab *, struct karg *);
 340 int                     js_cmd(struct tab *, struct karg *);
 341 int                     pl_cmd(struct tab *, struct karg *);
 342 void                    startpage_add(const char *, ...);
 343
 344 /*
 345  * xtp tab meanings
 346  * identifies which tabs have xtp pages in (corresponding to about_list indices)
 347  */
 348 #define XT_XTP_TAB_MEANING_NORMAL       (-1) /* normal url */
 349 #define XT_XTP_TAB_MEANING_BL           (1)  /* about:blank in this tab */
 350 #define XT_XTP_TAB_MEANING_CL           (4)  /* cookie manager in this tab */
 351 #define XT_XTP_TAB_MEANING_DL           (5)  /* download manager in this tab */
 352 #define XT_XTP_TAB_MEANING_FL           (6)  /* favorite manager in this tab */
 353 #define XT_XTP_TAB_MEANING_HL           (8)  /* history manager in this tab */
 354
 355 /* whitelists */
 356 #define XT_WL_TOGGLE            (1<<0)
 357 #define XT_WL_ENABLE            (1<<1)
 358 #define XT_WL_DISABLE           (1<<2)
 359 #define XT_WL_FQDN              (1<<3) /* default */
 360 #define XT_WL_TOPLEVEL          (1<<4)
 361 #define XT_WL_PERSISTENT        (1<<5)
 362 #define XT_WL_SESSION           (1<<6)
 363 #define XT_WL_RELOAD            (1<<7)
 364 #define XT_SHOW                 (1<<8)
 365 #define XT_DELETE               (1<<9)
 366 #define XT_SAVE                 (1<<10)
 367 #define XT_OPEN                 (1<<11)
 368
 369 #define XT_WL_INVALID           (0)
 370 #define XT_WL_JAVASCRIPT        (1)
 371 #define XT_WL_COOKIE            (2)
 372 #define XT_WL_PLUGIN            (3)
 373
 374 struct domain {
 375         RB_ENTRY(domain)        entry;
 376         gchar                   *d;
 377         int                     handy; /* app use */
 378 };
 379 RB_HEAD(domain_list, domain);
 380 RB_PROTOTYPE(domain_list, domain, entry, domain_rb_cmp);
 381
 382 int                     wl_show(struct tab *, struct karg *, char *,
 383                             struct domain_list *);
 384
 385 /* uri aliases */
 386 struct alias {
 387         char                    *a_name;
 388         char                    *a_uri;
 389         TAILQ_ENTRY(alias)       entry;
 390 };
 391 TAILQ_HEAD(alias_list, alias);
 392
 393 /* mime types */
 394 struct mime_type {
 395         char                    *mt_type;
 396         char                    *mt_action;
 397         int                     mt_default;
 398         int                     mt_download;
 399         TAILQ_ENTRY(mime_type)  entry;
 400 };
 401 TAILQ_HEAD(mime_type_list, mime_type);
 402
 403 struct domain * wl_find(const gchar *, struct domain_list *);
 404 int             wl_save(struct tab *, struct karg *, int);
 405 int             toggle_cwl(struct tab *, struct karg *);
 406 int             toggle_js(struct tab *, struct karg *);
 407 int             toggle_pl(struct tab *, struct karg *);
 408
 409 /* settings */
 410 #define XT_BM_NORMAL            (0)
 411 #define XT_BM_WHITELIST         (1)
 412 #define XT_BM_KIOSK             (2)
 413
 414 #define XT_TABS_NORMAL          (0)
 415 #define XT_TABS_COMPACT         (1)
 416
 417 #define CTRL                    GDK_CONTROL_MASK
 418 #define MOD1                    GDK_MOD1_MASK
 419 #define SHFT                    GDK_SHIFT_MASK
 420
 421 struct key_binding {
 422         char                            *cmd;
 423         guint                           mask;
 424         guint                           use_in_entry;
 425         guint                           key;
 426         TAILQ_ENTRY(key_binding)        entry;  /* in bss so no need to init */
 427 };
 428 TAILQ_HEAD(keybinding_list, key_binding);
 429
 430 struct settings {
 431         char            *name;
 432         int             type;
 433 #define XT_S_INVALID    (0)
 434 #define XT_S_INT        (1)
 435 #define XT_S_STR        (2)
 436 #define XT_S_FLOAT      (3)
 437         uint32_t        flags;
 438 #define XT_SF_RESTART   (1<<0)
 439 #define XT_SF_RUNTIME   (1<<1)
 440         int             *ival;
 441         char            **sval;
 442         struct special  *s;
 443         gfloat          *fval;
 444         int             (*activate)(char *);
 445 };
 446
 447 int             set(struct tab *, struct karg *);
 448 size_t          get_settings_size(void);
 449 int             settings_add(char *, char *);
 450 void            setup_proxy(char *);
 451 int             set_browser_mode(struct settings *, char *);
 452 int             set_cookie_policy(struct settings *, char *);
 453 char            *get_browser_mode(struct settings *);
 454 char            *get_cookie_policy(struct settings *);
 455 void            init_keybindings(void);
 456 void            config_parse(char *, int);
 457 char            *get_setting_name(int);
 458
 459 extern int      tabless;
 460 extern int      enable_socket;
 461 extern int      single_instance;
 462 extern int      fancy_bar;
 463 extern int      browser_mode;
 464 extern int      enable_localstorage;
 465 extern char     *statusbar_elems;
 466
 467 extern int      show_tabs;
 468 extern int      tab_style;
 469 extern int      show_url;
 470 extern int      show_statusbar;
 471 extern int      ctrl_click_focus;
 472 extern int      cookies_enabled;
 473 extern int      read_only_cookies;
 474 extern int      enable_scripts;
 475 extern int      enable_plugins;
 476 extern gfloat   default_zoom_level;
 477 extern char     default_script[PATH_MAX];
 478 extern int      window_height;
 479 extern int      window_width;
 480 extern int      icon_size;
 481 extern int      refresh_interval;
 482 extern int      enable_plugin_whitelist;
 483 extern int      enable_cookie_whitelist;
 484 extern int      enable_js_whitelist;
 485 extern int      session_timeout;
 486 extern int      cookie_policy;
 487 extern char     *ssl_ca_file;
 488 extern char     *resource_dir;
 489 extern gboolean ssl_strict_certs;
 490 extern int      append_next;
 491 extern char     *home;
 492 extern char     *search_string;
 493 extern char     *http_proxy;
 494 extern char     download_dir[PATH_MAX];
 495 extern char     runtime_settings[PATH_MAX];
 496 extern int      allow_volatile_cookies;
 497 extern int      save_global_history;
 498 extern char     *user_agent;
 499 extern int      save_rejected_cookies;
 500 extern int      session_autosave;
 501 extern int      guess_search;
 502 extern int      dns_prefetch;
 503 extern gint     max_connections;
 504 extern gint     max_host_connections;
 505 extern gint     enable_spell_checking;
 506 extern char     *spell_check_languages;
 507 extern int      xterm_workaround;
 508 extern char     *url_regex;
 509 extern int      history_autosave;
 510 extern char     search_file[PATH_MAX];
 511 extern char     command_file[PATH_MAX];
 512 extern char     *encoding;
 513 extern int      autofocus_onload;
 514 extern char     *cmd_font_name;
 515 extern char     *oops_font_name;
 516 extern char     *statusbar_font_name;
 517 extern char     *tabbar_font_name;
 518
 519 /* globals */
 520 extern char             *version;
 521 extern char             *icons[];
 522 extern char             rc_fname[PATH_MAX];
 523 extern char             work_dir[PATH_MAX];
 524 extern struct passwd    *pwd;
 525 long long unsigned int  blocked_cookies;
 526 extern SoupCookieJar    *s_cookiejar;
 527 extern SoupCookieJar    *p_cookiejar;
 528 extern SoupSession      *session;
 529
 530 extern void     (*_soup_cookie_jar_add_cookie)(SoupCookieJar *, SoupCookie *);
 531
 532 extern struct history_list      hl;
 533 extern struct download_list     downloads;
 534 extern struct tab_list          tabs;
 535 extern struct about_type        about_list[];
 536 extern struct domain_list       c_wl;
 537 extern struct domain_list       js_wl;
 538 extern struct domain_list       pl_wl;
 539 extern struct alias_list        aliases;
 540 extern struct mime_type_list    mtl;
 541 extern struct keybinding_list   kbl;
 542 extern struct sp_list           spl;
 543
 544 extern PangoFontDescription     *cmd_font;
 545 extern PangoFontDescription     *oops_font;
 546 extern PangoFontDescription     *statusbar_font;
 547 extern PangoFontDescription     *tabbar_font;