File: xombrero.h

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xombrero 2:1.6.4-3
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/*
 * Copyright (c) 2011 Conformal Systems LLC <info@conformal.com>
 * Copyright (c) 2011 Marco Peereboom <marco@peereboom.us>
 * Copyright (c) 2010, 2011, 2012 Edd Barrett <vext01@gmail.com>
 * Copyright (c) 2012, 2013 Josh Rickmar <jrick@devio.us>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <ctype.h>
#include <dlfcn.h>
#include <err.h>
#include <errno.h>
#include <libgen.h>
#include <pwd.h>
#include <regex.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <dirent.h>
#include <fcntl.h>
#include <inttypes.h>

#include <sys/types.h>
#if defined(__linux__)
#include "linux/util.h"
#include "linux/tree.h"
#include <bsd/stdlib.h>
#include <X11/Xlib.h>
#include <sys/un.h>
# if !defined(sane_libbsd_headers)
void		arc4random_buf(void *, size_t);
u_int32_t	arc4random_uniform(u_int32_t);
# endif
#elif defined(__APPLE__)
#include "osx/util.h"
#include "osx/tree.h"
#include <stdlib.h>
#include <X11/Xlib.h>
#include <sys/un.h>
#include <sys/param.h>
#include <sys/ucred.h>
#define LOGIN_NAME_MAX MAXLOGNAME
#elif defined(__FreeBSD__)
#include <libutil.h>
#include "freebsd/util.h"
#include <sys/tree.h>
#include <X11/Xlib.h>
#include <sys/un.h>
#include <sys/param.h>
#define LOGIN_NAME_MAX MAXLOGNAME
#elif defined(__DragonFly__)
#include <sys/param.h>
#include <sys/un.h>
#include <libutil.h>
#include "dragonfly/util.h"
#include <sys/tree.h>
#include <X11/Xlib.h>
#define LOGIN_NAME_MAX MAXLOGNAME
#elif defined(__NetBSD__)
#include <sys/param.h>
#include <sys/un.h>
#include "netbsd/util.h"
#include <sys/tree.h>
#include <X11/Xlib.h>
#define LOGIN_NAME_MAX_MAXLOGNAME
#elif defined(__OpenBSD__)
#include <util.h>
#include <sys/tree.h>
#include <X11/Xlib.h>
#include <sys/un.h>
#else
/* mingw */
void		arc4random_buf(void *, size_t);
uint32_t	arc4random_uniform(uint32_t);
#include "tree.h"
#endif
#include <sys/queue.h>
#include <sys/socket.h>
#include <sys/stat.h>
#include <sys/time.h>

#include <gtk/gtk.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>

#if GTK_CHECK_VERSION(3,0,0)
/* we still use GDK_* instead of GDK_KEY_* */
#include <gdk/gdkkeysyms-compat.h>
#endif

#include <webkit/webkit.h>
#include <libsoup/soup.h>
#include <JavaScriptCore/JavaScript.h>
#include <gnutls/gnutls.h>
#include <gnutls/x509.h>

/* set if you don't want to use resource limits */
#ifndef XT_RESOURCE_LIMITS_DISABLE
#include <sys/resource.h>
#endif

#include "javascript.h"
/*
javascript.h borrowed from vimprobable2 under the following license:

Copyright (c) 2009 Leon Winter
Copyright (c) 2009-2011 Hannes Schueller
Copyright (c) 2009-2010 Matto Fransen
Copyright (c) 2010-2011 Hans-Peter Deifel
Copyright (c) 2010-2011 Thomas Adam
Copyright (c) 2011 Albert Kim
Copyright (c) 2011 Daniel Carl

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/

/*#define XT_DEBUG*/
#ifdef XT_DEBUG
#define DPRINTF(x...)		do { if (swm_debug) fprintf(stderr, x); } while (0)
#define DNPRINTF(n,x...)	do { if (swm_debug & n) fprintf(stderr, x); } while (0)
#define XT_D_MOVE		0x0001
#define XT_D_KEY		0x0002
#define XT_D_TAB		0x0004
#define XT_D_URL		0x0008
#define XT_D_CMD		0x0010
#define XT_D_NAV		0x0020
#define XT_D_DOWNLOAD		0x0040
#define XT_D_CONFIG		0x0080
#define XT_D_JS			0x0100
#define XT_D_FAVORITE		0x0200
#define XT_D_PRINTING		0x0400
#define XT_D_COOKIE		0x0800
#define XT_D_KEYBINDING		0x1000
#define XT_D_CLIP		0x2000
#define XT_D_BUFFERCMD		0x4000
#define XT_D_INSPECTOR		0x8000
#define XT_D_VISITED		0x10000
#define XT_D_HISTORY		0x20000
#define XT_D_MISC		0x40000
#define XT_D_CUSTOM_URI		0x80000
#define XT_D_CMD_ALIAS		0x100000
#define XT_D_SEARCH		0x200000
extern uint32_t	swm_debug;
#else
#define DPRINTF(x...)
#define DNPRINTF(n,x...)
#endif

#define LENGTH(x)		(sizeof x / sizeof x[0])
#define CLEAN(mask)		(mask & ~(GDK_MOD2_MASK) &	\
				    ~(GDK_BUTTON1_MASK) &	\
				    ~(GDK_BUTTON2_MASK) &	\
				    ~(GDK_BUTTON3_MASK) &	\
				    ~(GDK_BUTTON4_MASK) &	\
				    ~(GDK_BUTTON5_MASK))

#define XT_MARKS		"0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'"
#define XT_NOMARKS		(sizeof(XT_MARKS) - 1)
#define XT_QMARKS		"0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
#define XT_NOQMARKS		(sizeof(XT_QMARKS) - 1)

/* Path Separator */
#ifndef	PS
#define PS			"/"
#define PSC			'/'
#endif

struct tab {
	TAILQ_ENTRY(tab)	entry;
	GtkWidget		*vbox;
	GtkWidget		*tab_content;
	struct {
		GtkWidget	*label;
		GtkWidget	*favicon;
		GtkWidget	*eventbox;
		GtkWidget	*box;
	} tab_elems;
	GtkWidget		*label;
	GtkWidget		*spinner;
	GtkWidget		*uri_entry;
#if !GTK_CHECK_VERSION(3, 0, 0)
	GtkStyle		*default_style;
#endif
	GtkWidget		*search_entry;
	GtkWidget		*toolbar;
	GtkWidget		*browser_win;
	GtkWidget		*statusbar;
	struct {
		GtkWidget	*ebox;	/* non window-less widget for colors */
		GtkWidget	*uri;
		GtkWidget	*buffercmd;
		GtkWidget	*zoom;
		GtkWidget	*position;
		GtkWidget	*tabs;
		GtkWidget	*proxy;
	} sbe;
	GtkWidget		*cmd;
	GtkWidget		*buffers;
	GtkWidget		*oops;
	GtkWidget		*backward;
	GtkWidget		*forward;
	GtkWidget		*stop;
	GtkWidget		*gohome;
	GtkWidget		*js_toggle;
	GtkWidget		*proxy_toggle;
	GtkEntryCompletion	*completion;
	guint			tab_id;
	WebKitWebView		*wv;

	WebKitWebBackForwardList *bfl;
	WebKitWebHistoryItem	*item;

	/* favicon */
	WebKitNetworkRequest	*icon_request;
	WebKitDownload		*icon_download;
	gchar			*icon_dest_uri;

	/* adjustments for browser */
	GtkAdjustment		*adjust_h;
	GtkAdjustment		*adjust_v;

	/* flags */
	int			mode;
#define XT_MODE_COMMAND		(0)
#define XT_MODE_INSERT		(1)
#define XT_MODE_HINT		(2)
#define XT_MODE_PASSTHROUGH	(3)
	int			(*mode_cb)(struct tab *, GdkEventKey *, gpointer);
	gpointer		mode_cb_data;
	int			focus_wv;
	int			ctrl_click;
	gchar			*status;
	int			xtp_meaning; /* identifies dls/favorites */
	int			xtp_arg;
	char			*session_key;
	gchar			*tmp_uri;
	int			popup; /* 1 if cmd_entry has popup visible */
	int			download_requested;

	/* hints */
	int			script_init;
	int			new_tab;

	/* custom stylesheet */
	int			styled;
	char			*stylesheet;

	/* search */
	char			*search_text;
	int			search_forward;
	guint			search_id;

	/* settings */
	WebKitWebSettings	*settings;
	int			user_agent_id;
	int			http_accept_id;
	gboolean		load_images;

	/* marks */
	double			mark[XT_NOMARKS];

	/* inspector */
	WebKitWebInspector	*inspector;
	GtkWidget		*inspector_window;
	GtkWidget		*inspector_view;

	/* focused text entry */
#if WEBKIT_CHECK_VERSION(1, 5, 0)
	WebKitDOMElement	*active;
	char			*active_text;
#endif

	/* signal handles */
	gulong			progress_handle;

	/* cert chain (pem) */
	char			*pem;

	/* previous host (:cert show) */
	char			*about_cert_host;
};
TAILQ_HEAD(tab_list, tab);

struct karg {
	int		i;
	char		*s;
	int		precount;
	void		*ptr;
};

struct download {
	RB_ENTRY(download)	entry;
	int			id;
	WebKitDownload		*download;
	struct tab		*tab;
};
RB_HEAD(download_list, download);
RB_PROTOTYPE(download_list, download, entry, download_rb_cmp);

struct history {
	RB_ENTRY(history)	entry;
	gchar			*uri;
	gchar			*title;
	time_t			time; /* When the item was added. */
};
RB_HEAD(history_list, history);
RB_PROTOTYPE(history_list, history, entry, history_rb_cmp);

#define XT_STS_FLAGS_INCLUDE_SUBDOMAINS		(1)
#define XT_STS_FLAGS_EXPAND			(2)
#define XT_STS_FILE				("strict-transport")

struct strict_transport {
	RB_ENTRY(strict_transport)	entry;
	gchar				*host;
	time_t				timeout;
	int				flags;
};
RB_HEAD(strict_transport_tree, strict_transport);
RB_PROTOTYPE(strict_transport_tree, strict_transport, entry, strict_transport_rb_cmp);

struct secviolation {
	RB_ENTRY(secviolation)	entry;
	int			xtp_arg;
	struct tab		*t;
	char			*uri;
};
RB_HEAD(secviolation_list, secviolation);
RB_PROTOTYPE(secviolation_list, secviolation, entry, secviolation_rb_cmp);

struct user_agent {
	RB_ENTRY(user_agent)	entry;
	int			id;
	char			*value;
};
RB_HEAD(user_agent_list, user_agent);
RB_PROTOTYPE(user_agent_list, user_agent, entry, user_agent_rb_cmp);

struct http_accept {
	RB_ENTRY(http_accept)	entry;
	int			id;
	char			*value;
};
RB_HEAD(http_accept_list, http_accept);
RB_PROTOTYPE(http_accept_list, http_accept, entry, http_accept_rb_cmp);

struct domain_id {
	RB_ENTRY(domain_id)	entry;
	int			ua_id;	/* user agent id key */
	int			ha_id;	/* http accept header id key */
	char			*domain;
};
RB_HEAD(domain_id_list, domain_id);
RB_PROTOTYPE(domain_id_list, domain_id, entry, domain_id_rb_cmp);

/* utility */
#define XT_NAME			("xombrero")
#define XT_DIR			(".xombrero")
#define XT_CB_HANDLED		(TRUE)
#define XT_CB_PASSTHROUGH	(FALSE)
#define XT_CONF_FILE		("xombrero.conf")
#define XT_CSS_FILE		("xombrero.css")
#define XT_FAVS_FILE		("favorites")
#define XT_SOD_FILE		("startofday")
#define XT_HSTS_PRELOAD_FILE	("hsts-preload")
#define XT_USER_AGENT_FILE	("user-agent-headers")
#define XT_HTTP_ACCEPT_FILE	("http-accept-headers")
#define XT_RESERVED_CHARS	"$&+,/:;=?@ \"<>#%%{}|^~[]`"

int			run_script(struct tab *, char *);
void			js_autorun(struct tab *);
void			xt_icon_from_file(struct tab *, char *);
GtkWidget		*create_window(const gchar *);
void			show_oops(struct tab *, const char *, ...);
gchar			*get_html_page(gchar *, gchar *, gchar *, bool);
const gchar		*get_uri(struct tab *);
const gchar		*get_title(struct tab *, bool);
void			load_uri(struct tab *t, const gchar *uri);
gboolean		match_uri(const gchar *uri, const gchar *key);
int			valid_url_type(const char *);
void			expand_tilde(char *, size_t, const char *);
gchar			*html_escape(const char *val);
void			set_status(struct tab *t, gchar *fmt, ...);

void			load_webkit_string(struct tab *, const char *, gchar *, int);
void			button_set_icon_name(GtkWidget *, char *);
void			button_set_file(GtkWidget *, char *);
void			webview_progress_changed_cb(WebKitWebView *, GParamSpec *, struct tab *);

/* cookies */
int	remove_cookie(int);
int	remove_cookie_domain(int);
int	remove_cookie_all(void);
void	print_cookie(char *msg, SoupCookie *);
void	setup_cookies(void);
void	soup_cookie_jar_add_cookie(SoupCookieJar *, SoupCookie *);
void	soup_cookie_jar_delete_cookie(SoupCookieJar *, SoupCookie *);

/* history */
int			insert_history_item(const gchar *uri, const gchar *title, time_t time);
int			save_global_history_to_disk(struct tab *t);
int			restore_global_history(void);
char			*color_visited_helper(void);
int			color_visited(struct tab *t, char *visited);

/* completion */
void			completion_add(struct tab *);
void			completion_add_uri(const gchar *uri);

/* external editor */
#define XT_EE_BUFSZ	(64 * 1024)
int			edit_src(struct tab *t, struct karg *args);
int			edit_element(struct tab *t, struct karg *a);

/* proxy */
#define XT_PRXY_SHOW		(1<<0)
#define XT_PRXY_TOGGLE		(1<<1)

/* url modify */
#define XT_URL			(1<<0)
#define XT_URL_PLUS		(1<<1)
#define XT_URL_MIN		(1<<2)

/* inspector */
#define XT_INS_SHOW		(1<<0)
#define XT_INS_HIDE		(1<<1)
#define XT_INS_CLOSE		(1<<2)

WebKitWebView*		inspector_inspect_web_view_cb(WebKitWebInspector *,
			    WebKitWebView*, struct tab *);
void			setup_inspector(struct tab *);
int			inspector_cmd(struct tab *, struct karg *);

/* tld public suffix */
void			tld_tree_init();
char			*tld_get_suffix(const char *);

/* about */
#define XT_XTP_STR		"xxxt://"
#define XT_XTP_SCHEME		"xxxt"
#define XT_URI_ABOUT		("about:")
#define XT_URI_ABOUT_LEN	(strlen(XT_URI_ABOUT))
#define XT_URI_ABOUT_ABOUT	("about")
#define XT_URI_ABOUT_ALLTHETHINGS ("allthethings")
#define XT_URI_ABOUT_BLANK	("blank")
#define XT_URI_ABOUT_CERTS	("certs")
#define XT_URI_ABOUT_COOKIEWL	("cookiewl")
#define XT_URI_ABOUT_COOKIEJAR	("cookiejar")
#define XT_URI_ABOUT_DOWNLOADS	("downloads")
#define XT_URI_ABOUT_FAVORITES	("favorites")
#define XT_URI_ABOUT_HELP	("help")
#define XT_URI_ABOUT_HISTORY	("history")
#define XT_URI_ABOUT_JSWL	("jswl")
#define XT_URI_ABOUT_PLUGINWL	("plwl")
#define XT_URI_ABOUT_HTTPS	("https")
#define XT_URI_ABOUT_SET	("set")
#define XT_URI_ABOUT_STATS	("stats")
#define XT_URI_ABOUT_MARCO	("marco")
#define XT_URI_ABOUT_STARTPAGE	("startpage")
#define XT_URI_ABOUT_WEBKIT	("webkit")
#define XT_URI_ABOUT_SEARCH	("search")
#define XT_URI_ABOUT_SECVIOLATION ("secviolation")
#define XT_URI_ABOUT_RUNTIME	("runtime")

struct about_type {
	char		*name;
	int		(*func)(struct tab *, struct karg *);
};

struct sp {
	char			*line;
	TAILQ_ENTRY(sp)		entry;
};
TAILQ_HEAD(sp_list, sp);

int			blank(struct tab *, struct karg *);
int			help(struct tab *, struct karg *);
int			stats(struct tab *, struct karg *);
void			show_certs(struct tab *, gnutls_x509_crt_t *,
			    size_t, char *);
int			ca_cmd(struct tab *, struct karg *);
int			cookie_show_wl(struct tab *, struct karg *);
int			xtp_page_ab(struct tab *, struct karg *);
int			xtp_page_cl(struct tab *, struct karg *);
int			xtp_page_dl(struct tab *, struct karg *);
int			xtp_page_fl(struct tab *, struct karg *);
int			xtp_page_hl(struct tab *, struct karg *);
int			xtp_page_sl(struct tab *, struct karg *);
int			xtp_page_sv(struct tab *, struct karg *);
int			parse_xtp_url(struct tab *, const char *);
int			add_favorite(struct tab *, struct karg *);
void			update_favorite_tabs(struct tab *);
void			update_history_tabs(struct tab *);
void			update_download_tabs(struct tab *);
size_t			about_list_size(void);
int			cookie_cmd(struct tab *, struct karg *);
int			js_cmd(struct tab *, struct karg *);
int			pl_cmd(struct tab *, struct karg *);
int			https_cmd(struct tab *, struct karg *);
void			startpage_add(const char *, ...);

/*
 * xtp tab meanings
 * identifies which tabs have xtp pages in (corresponding to about_list indices)
 */
#define XT_XTP_TAB_MEANING_NORMAL	(-1)	/* normal url */
#define XT_XTP_TAB_MEANING_AB		(0)	/* any other about page */
#define XT_XTP_TAB_MEANING_BL		(2) 	/* about:blank in this tab */
#define XT_XTP_TAB_MEANING_CL		(5) 	/* cookie manager in this tab */
#define XT_XTP_TAB_MEANING_DL		(6) 	/* download manager in this tab */
#define XT_XTP_TAB_MEANING_FL		(7) 	/* favorite manager in this tab */
#define XT_XTP_TAB_MEANING_HL		(9) 	/* history manager in this tab */
#define XT_XTP_TAB_MEANING_SET		(11)	/* settings manager/viewer */
#define XT_XTP_TAB_MEANING_SL		(18) 	/* search engine chooser */
#define XT_XTP_TAB_MEANING_RT		(19)	/* about:runtime in this tab */
#define XT_XTP_TAB_MEANING_SV		(20)	/* about:secviolation in tab */

/* whitelists */
#define XT_WL_TOGGLE		(1<<0)
#define XT_WL_ENABLE		(1<<1)
#define XT_WL_DISABLE		(1<<2)
#define XT_WL_FQDN		(1<<3) /* default */
#define XT_WL_TOPLEVEL		(1<<4)
#define XT_WL_PERSISTENT	(1<<5)
#define XT_WL_SESSION		(1<<6)
#define XT_WL_RELOAD		(1<<7)
#define XT_SHOW			(1<<8)
#define XT_DELETE		(1<<9)
#define XT_SAVE			(1<<10)
#define XT_OPEN			(1<<11)
#define XT_CACHE		(1<<12)
#define XT_WL_REGEX		(1<<13)

#define XT_WL_INVALID		(0)
#define XT_WL_JAVASCRIPT	(1)
#define XT_WL_COOKIE		(2)
#define XT_WL_PLUGIN		(3)
#define XT_WL_HTTPS		(4)

struct wl_entry {
	regex_t			*re;
	char			*pat;
	int			handy; /* app use */
	TAILQ_ENTRY(wl_entry)	entry;
};
TAILQ_HEAD(wl_list, wl_entry);

int			wl_show(struct tab *, struct karg *, char *,
			    struct wl_list *);

/* uri aliases */
struct alias {
	char			*a_name;
	char			*a_uri;
	TAILQ_ENTRY(alias)	 entry;
};
TAILQ_HEAD(alias_list, alias);

/* mime types */
struct mime_type {
	char			*mt_type;
	char			*mt_action;
	int			mt_default;
	int			mt_download;
	TAILQ_ENTRY(mime_type)	entry;
};
TAILQ_HEAD(mime_type_list, mime_type);

struct wl_entry * wl_find(const gchar *, struct wl_list *);
int		wl_save(struct tab *, struct karg *, int);
int		toggle_cwl(struct tab *, struct karg *);
int		toggle_js(struct tab *, struct karg *);
int		toggle_pl(struct tab *, struct karg *);
int		toggle_force_https(struct tab *, struct karg *);

/* input autofocus */
void		input_autofocus(struct tab *);
void		*input_check_mode(struct tab *);
int		command_mode(struct tab *, struct karg *);

/* settings */
#define XT_BM_NORMAL		(0)
#define XT_BM_WHITELIST		(1)
#define XT_BM_KIOSK		(2)

#define XT_GM_CLASSIC		(0)
#define XT_GM_MINIMAL		(1)

#define XT_TABS_NORMAL		(0)
#define XT_TABS_COMPACT		(1)

#define XT_STATUSBAR_URL	(0)
#define XT_STATUSBAR_TITLE	(1)

#define XT_EM_HYBRID		(0)
#define XT_EM_VI		(1)

#define XT_DM_START		(0)
#define XT_DM_ASK		(1)
#define XT_DM_ADD		(2)

#define XT_REFERER_ALWAYS	(0)
#define XT_REFERER_NEVER	(1)
#define XT_REFERER_SAME_DOMAIN	(2)
#define XT_REFERER_CUSTOM	(3)
#define XT_REFERER_SAME_FQDN	(4)

#define CTRL			GDK_CONTROL_MASK
#define MOD1			GDK_MOD1_MASK
#define SHFT			GDK_SHIFT_MASK

/* runtime default settings */
#define XT_DS_SHOW_TABS		(1)
#define XT_DS_TAB_STYLE		XT_TABS_NORMAL
#define XT_DS_STATUSBAR_STYLE	XT_STATUSBAR_URL
#define XT_DS_SHOW_URL		(1)
#define XT_DS_SHOW_SCROLLBARS	(1)
#define XT_DS_SHOW_STATUSBAR	(0)
#define XT_DS_CTRL_CLICK_FOCUS	(0)
#define XT_DS_COOKIES_ENABLED	(1)
#define XT_DS_READ_ONLY_COOKIES	(0)
#define XT_DS_ENABLE_SCRIPTS	(1)
#define XT_DS_ENABLE_PLUGINS	(1)
#define XT_DS_DEFAULT_ZOOM_LEVEL	(1.0)
#define XT_DS_DEFAULT_SCRIPT	("")
#define XT_DS_REFRESH_INTERVAL	(10)
#define XT_DS_ENABLE_PLUGIN_WHITELIST	(0)
#define XT_DS_ENABLE_COOKIE_WHITELIST	(0)
#define XT_DS_ENABLE_JS_WHITELIST	(0)
#define XT_DS_ENABLE_LOCALSTORAGE	(1)
#define XT_DS_SESSION_TIMEOUT	(3600)
#define XT_DS_COOKIE_POLICY	SOUP_COOKIE_JAR_ACCEPT_ALWAYS
#define XT_DS_SSL_STRICT_CERTS	FALSE
#define XT_DS_SSL_CA_FILE	("")
#define XT_DS_ENABLE_STRICT_TRANSPORT	TRUE
#define XT_DS_APPEND_NEXT	(1)
#define XT_DS_HOME		("")
#define XT_DS_SEARCH_STRING	("about:search")
#define XT_DS_COLOR_VISITED_URIS	(1)
#define XT_DS_SESSION_AUTOSAVE	(0)
#define XT_DS_GUESS_SEARCH	(0)
#define XT_DS_ENABLE_SPELL_CHECKING	(0)
#define XT_DS_SPELL_CHECK_LANGUAGES	("en_US")
#define XT_DS_URL_REGEX		("^[[:blank:]]*[^[:blank:]]*([[:alnum:]-]+\\.)+[[:alnum:]-][^[:blank:]]*[[:blank:]]*$")
#define XT_DS_ENCODING		("UTF-8")
#define XT_DS_AUTOFOCUS_ONLOAD	(0)
#define XT_DS_ENABLE_JS_AUTORUN	(1)
#define XT_DS_USERSTYLE_GLOBAL	(0)
#define XT_DS_AUTO_LOAD_IMAGES	(1)
#define XT_DS_ENABLE_AUTOSCROLL	(0)
#define XT_DS_ENABLE_FAVICON_ENTRY	(1)
#define XT_DS_ENABLE_FAVICON_TABS	(0)
#define XT_DS_EXTERNAL_EDITOR	(NULL)
#define XT_DS_REFERER_MODE	XT_REFERER_ALWAYS
#define XT_DS_REFERER_CUSTOM	("always")
#define XT_DS_DOWNLOAD_NOTIFICATIONS	(0)
#define XT_DS_CMD_FONT_NAME	("monospace normal 9")
#define XT_DS_OOPS_FONT_NAME	("monospace normal 9")
#define XT_DS_STATUSBAR_FONT_NAME	("monospace normal 9")
#define XT_DS_TABBAR_FONT_NAME	("monospace normal 9")
#define XT_DS_ALLOW_INSECURE_CONTENT	(TRUE)
#define XT_DS_ALLOW_INSECURE_SCRIPTS	(TRUE)
#define XT_DS_WARN_CERT_CHANGES	(0)
#define XT_DS_DO_NOT_TRACK	(0)
#define XT_DS_PRELOAD_STRICT_TRANSPORT	(1)
#define XT_DS_GNUTLS_PRIORITY_STRING	(NULL)
#define XT_DS_JS_AUTO_OPEN_WINDOWS	(1)

/* actions */
#define XT_STYLE_CURRENT_TAB	(0)
#define XT_STYLE_GLOBAL		(1)

#define XT_TAB_LAST		(-4)
#define XT_TAB_FIRST		(-3)
#define XT_TAB_PREV		(-2)
#define XT_TAB_NEXT		(-1)
#define XT_TAB_INVALID		(0)
#define XT_TAB_NEW		(1)
#define XT_TAB_DELETE		(2)
#define XT_TAB_DELQUIT		(3)
#define XT_TAB_OPEN		(4)
#define XT_TAB_UNDO_CLOSE	(5)
#define XT_TAB_SHOW		(6)
#define XT_TAB_HIDE		(7)
#define XT_TAB_NEXTSTYLE	(8)
#define XT_TAB_LOAD_IMAGES	(9)
#define XT_TAB_ONLY		(10)

#define XT_URL_SHOW		(1)
#define XT_URL_HIDE		(2)

/* XTP classes (xxxt://<class>) */
#define XT_XTP_INVALID		(0)	/* invalid */
#define XT_XTP_DL		(1)	/* downloads */
#define XT_XTP_HL		(2)	/* history */
#define XT_XTP_CL		(3)	/* cookies */
#define XT_XTP_FL		(4)	/* favorites */
#define XT_XTP_SL		(5)	/* search */
#define XT_XTP_AB		(6)	/* about */
#define XT_XTP_SV		(7)	/* security violation */
#define XT_XTP_RT		(8)	/* set */

/* XTP download actions */
#define XT_XTP_DL_LIST		(1)
#define XT_XTP_DL_CANCEL	(2)
#define XT_XTP_DL_REMOVE	(3)
#define XT_XTP_DL_UNLINK	(4)
#define XT_XTP_DL_START		(5)

/* XTP history actions */
#define XT_XTP_HL_LIST		(1)
#define XT_XTP_HL_REMOVE	(2)
#define XT_XTP_HL_REMOVE_ALL	(3)

/* XTP cookie actions */
#define XT_XTP_CL_LIST		(1)
#define XT_XTP_CL_REMOVE	(2)
#define XT_XTP_CL_REMOVE_DOMAIN	(3)
#define XT_XTP_CL_REMOVE_ALL	(4)

/* XTP cookie actions */
#define XT_XTP_FL_LIST		(1)
#define XT_XTP_FL_REMOVE	(2)

/* XPT search actions */
#define XT_XTP_SL_SET		(1)

/* XPT about actions */
#define XT_XTP_AB_EDIT_CONF	(1)

/* XTP security violation actions */
#define XT_XTP_SV_SHOW_NEW_CERT	(1)
#define XT_XTP_SV_ALLOW_SESSION	(2)
#define XT_XTP_SV_CACHE		(3)
#define XT_XTP_SV_SHOW_CACHED_CERT	(4)

/* XTP set actions */
#define XT_XTP_RT_SAVE		(1)

/* needed for xtp_page_rt in settings.c */
void			generate_xtp_session_key(char **);

struct key_binding {
	char				*cmd;
	guint				mask;
	guint				use_in_entry;
	guint				key;
	TAILQ_ENTRY(key_binding)	entry;	/* in bss so no need to init */
};
TAILQ_HEAD(keybinding_list, key_binding);

struct custom_uri {
	char			*uri;
	char			cmd[PATH_MAX];
	TAILQ_ENTRY(custom_uri)	entry;
};
TAILQ_HEAD(custom_uri_list, custom_uri);

struct cmd_alias {
	char			*alias;
	char			*cmd;
	TAILQ_ENTRY(cmd_alias)	entry;
};
TAILQ_HEAD(cmd_alias_list, cmd_alias);

struct set_reject {
	char			*name;
	char			*value;
	TAILQ_ENTRY(set_reject)	entry;
};
TAILQ_HEAD(set_reject_list, set_reject);

struct settings {
	char		*name;
	int		type;
#define XT_S_INVALID	(0)
#define XT_S_INT	(1)
#define XT_S_STR	(2)
#define XT_S_DOUBLE	(3)
#define XT_S_BOOL	(4)
	uint32_t	flags;
#define XT_SF_RESTART	(1<<0)
#define XT_SF_RUNTIME	(1<<1)
#define XT_SF_INVISIBLE	(1<<2)
	int		*ival;
	char		**sval;
	struct special	*s;
	double		*dval;
	int		(*activate)(char *);
	int		(*ismodified)(char **);
	char		*tt;
};

struct special {
	int		(*set)(struct settings *, char *);
	char		*(*get)(struct settings *);
	void		(*walk)(struct settings *,
			    void (*cb)(struct settings *, char *, void *),
			    void *);
	char		*valid_options[];
};

int		set(struct tab *, struct karg *);
int		xtp_page_rt(struct tab *, struct karg *);
size_t		get_settings_size(void);
int		settings_add(char *, char *);
int		setup_proxy(const char *);
int		proxy_cmd(struct tab *, struct karg *);
int		set_browser_mode(struct settings *, char *);
int		set_encoding(struct tab *, struct karg *);
int		set_gui_mode(struct settings *, char *);
int		set_cookie_policy(struct settings *, char *);
int		set_search_string(char *);
int		set_ssl_ca_file(struct settings *, char *);
char		*get_browser_mode(struct settings *);
char		*get_gui_mode(struct settings *);
char		*get_cookie_policy(struct settings *);
void		init_keybindings(void);
void		config_parse(char *, int);
char		*get_setting_name(int);
void		statusbar_set_visibility(void);
int		tabaction(struct tab *, struct karg *);
int		urlaction(struct tab *, struct karg *);
int		userstyle_cmd(struct tab *, struct karg *);
struct tab	*get_current_tab(void);
int		resizetab(struct tab *, struct karg *);
int		cert_cmd(struct tab *, struct karg *);
void		focus_webview(struct tab *);
int		is_g_object_setting(GObject *, char *);
int		set_scrollbar_visibility(struct tab *, int);
int		save_runtime_setting(const char *, const char *);
void		wl_add(const char *, struct wl_list *, int);

#ifndef SOUP_CHECK_VERSION
#define SOUP_CHECK_VERSION(major, minor, micro) (0)
#endif

#if GTK_CHECK_VERSION(3,0,0)
#define modify_font gtk_widget_override_font
#else
#define modify_font gtk_widget_modify_font
#endif

#define		XT_DL_START	(0)
#define		XT_DL_RESTART	(1)
int		download_start(struct tab *, struct download *, int flag);

extern int	tabless;
extern int	enable_socket;
extern int	single_instance;
extern int	fancy_bar;
extern int	browser_mode;
extern int	enable_localstorage;
extern char	*statusbar_elems;

#if SOUP_CHECK_VERSION(2, 42, 2)
extern GProxyResolver	*proxy_uri;
extern gchar		*proxy_exclude[];
#else
extern SoupURI		*proxy_uri;
#endif

extern int	show_tabs;
extern int	tab_style;
extern int	statusbar_style;
extern int	show_url;
extern int	show_scrollbars;
extern int	show_statusbar;
extern int	ctrl_click_focus;
extern int	cookies_enabled;
extern int	read_only_cookies;
extern int	enable_cache;
extern int	enable_scripts;
extern int	enable_plugins;
extern double	default_zoom_level;
extern char	default_script[PATH_MAX];
extern int	window_height;
extern int	window_width;
extern int	window_maximize;
extern int	icon_size;
extern int	refresh_interval;
extern int	enable_plugin_whitelist;
extern int	enable_cookie_whitelist;
extern int	enable_js_whitelist;
extern int	session_timeout;
extern int	cookie_policy;
extern char	ssl_ca_file[PATH_MAX];
extern char	*resource_dir;
extern gboolean	ssl_strict_certs;
extern gboolean	enable_strict_transport;
extern int	append_next;
extern char	*home;
extern char	*search_string;
extern char	*http_proxy;
extern int	http_proxy_starts_enabled;
extern char	*external_editor;
extern char	download_dir[PATH_MAX];
extern int	download_mode;
extern char	runtime_settings[PATH_MAX];
extern int	allow_volatile_cookies;
extern int	color_visited_uris;
extern int	save_global_history;
extern int	save_rejected_cookies;
extern int	session_autosave;
extern int	guess_search;
extern gint	max_connections;
extern gint	max_host_connections;
extern gint	enable_spell_checking;
extern char	*spell_check_languages;
extern char	*url_regex;
extern int	history_autosave;
extern char	search_file[PATH_MAX];
extern char	command_file[PATH_MAX];
extern char	*encoding;
extern int	autofocus_onload;
extern int	enable_js_autorun;
extern char	*cmd_font_name;
extern char	*oops_font_name;
extern char	*statusbar_font_name;
extern char	*tabbar_font_name;
extern int	edit_mode;
extern char	*userstyle;
extern char	*stylesheet;
extern int	userstyle_global;
extern int	auto_load_images;
extern int	enable_autoscroll;
extern int	enable_favicon_entry;
extern int	enable_favicon_tabs;
extern int	referer_mode;
extern char	*referer_custom;
extern int	download_notifications;
extern int	warn_cert_changes;
extern regex_t	url_re;
extern int	allow_insecure_content;
extern int	allow_insecure_scripts;
extern int	do_not_track;
extern int	preload_strict_transport;
extern char	*gnutls_priority_string;
extern int	anonymize_headers;
extern int	js_auto_open_windows;

/* globals */
extern void		(*os_init)(void);
extern char		*version;
extern char		*icons[];
extern char		rc_fname[PATH_MAX];
extern char		work_dir[PATH_MAX];
extern char		temp_dir[PATH_MAX];
extern struct passwd	*pwd;
extern SoupCookieJar	*s_cookiejar;
extern SoupCookieJar	*p_cookiejar;
extern SoupSession	*session;
extern GtkNotebook	*notebook;
extern GtkListStore	*completion_model;
extern uint64_t		blocked_cookies;
extern SoupSession	*session;

extern void	(*_soup_cookie_jar_add_cookie)(SoupCookieJar *, SoupCookie *);
extern void	(*_soup_cookie_jar_delete_cookie)(SoupCookieJar *,
		    SoupCookie *);

extern struct history_list	hl;
extern int			hl_purge_count;
extern struct download_list	downloads;
extern struct tab_list		tabs;
extern struct about_type	about_list[];
extern struct wl_list		c_wl;
extern struct wl_list		js_wl;
extern struct wl_list		pl_wl;
extern struct wl_list		force_https;
extern struct wl_list		svil;
extern struct strict_transport_tree	st_tree;
extern struct alias_list	aliases;
extern struct mime_type_list	mtl;
extern struct keybinding_list	kbl;
extern struct sp_list		spl;
extern struct user_agent_list	ua_list;
extern struct http_accept_list	ha_list;
extern struct cmd_alias_list	cal;
extern struct custom_uri_list	cul;
extern struct secviolation_list	svl;
extern struct set_reject_list	srl;
extern struct settings		rs[];

extern PangoFontDescription	*cmd_font;
extern PangoFontDescription	*oops_font;
extern PangoFontDescription	*statusbar_font;
extern PangoFontDescription	*tabbar_font;