#include "all.h"
#include "yajl_utils.h"
#include <sys/socket.h>
#include <sys/un.h>
#include <fcntl.h>
#include <libgen.h>
#include <ev.h>
#include <yajl/yajl_gen.h>
#include <yajl/yajl_parse.h>

Include dependency graph for ipc.c:

Macros
#define	I3__FILE__ "ipc.c"

#define	DUMP_PROPERTY(key, prop_name)

#define	DUMP_REGEX(re_name)

#define	YSTR_IF_SET(name)

#define	YSTR_IF_SET(name)

Functions
	TAILQ_HEAD (ipc_client_head, ipc_client)

bool	mkdirp (const char *path)
	Emulates mkdir -p (creates any missing folders) More...

void	ipc_send_event (const char event, uint32_t message_type, const char payload)
	Sends the specified event to all IPC clients which are currently connected and subscribed to this kind of event. More...

void	ipc_shutdown (void)
	Calls shutdown() on each socket and closes it. More...

	IPC_HANDLER (command)

static void	dump_rect (yajl_gen gen, const char *name, Rect r)

static void	dump_binding (yajl_gen gen, Binding *bind)

void	dump_node (yajl_gen gen, struct Con *con, bool inplace_restart)

static void	dump_bar_config (yajl_gen gen, Barconfig *config)

	IPC_HANDLER (tree)

	IPC_HANDLER (get_workspaces)

	IPC_HANDLER (get_outputs)

	IPC_HANDLER (get_marks)

	IPC_HANDLER (get_version)

	IPC_HANDLER (get_bar_config)

static int	add_subscription (void extra, const unsigned char s, ylength len)

	IPC_HANDLER (subscribe)

static void	ipc_receive_message (EV_P_ struct ev_io *w, int revents)

void	ipc_new_client (EV_P_ struct ev_io *w, int revents)
	Handler for activity on the listening socket, meaning that a new client has just connected and we should accept() him. More...

int	ipc_create_socket (const char *filename)
	Creates the UNIX domain socket at the given path, sets it to non-blocking mode, bind()s and listen()s on it. More...

yajl_gen	ipc_marshal_workspace_event (const char change, Con current, Con *old)
	Generates a json workspace event. More...

void	ipc_send_workspace_event (const char change, Con current, Con *old)
	For the workspace events we send, along with the usual "change" field, also the workspace container in "current". More...

void	ipc_send_window_event (const char property, Con con)
	For the window events we send, along the usual "change" field, also the window container, in "container". More...

void	ipc_send_barconfig_update_event (Barconfig *barconfig)
	For the barconfig update events, we send the serialized barconfig. More...

void	ipc_send_binding_event (const char event_type, Binding bind)
	For the binding events, we send the serialized binding struct. More...

Variables
char *	current_socketpath = NULL

handler_t	handlers [8]

Macro Definition Documentation

#define DUMP_PROPERTY	(	key,
		prop_name
	)

Value:

do {                                      \
        if (con->window->prop_name != NULL) { \
            ystr(key);                        \
            ystr(con->window->prop_name);     \
        }                                     \
    } while (0)

Referenced by dump_node().

#define DUMP_REGEX ( re_name )

Value:

do {                                   \
        if (match->re_name != NULL) {      \
            ystr(#re_name);                \
            ystr(match->re_name->pattern); \
        }                                  \
    } while (0)

Referenced by dump_node().

#define I3__FILE__ "ipc.c"

Definition at line 2 of file ipc.c.

#define YSTR_IF_SET ( name )

Value:

do {                        \
        if (config->name) {     \
            ystr(#name);        \
            ystr(config->name); \
        }                       \
    } while (0)

Referenced by dump_bar_config().

#define YSTR_IF_SET ( name )

Value:

do {                               \
        if (config->colors.name) {     \
            ystr(#name);               \
            ystr(config->colors.name); \
        }                              \
    } while (0)

Function Documentation

static int add_subscription	(	void *	extra,
		const unsigned char *	s,
		ylength	len
	)

static

Definition at line 901 of file ipc.c.

References DLOG, ipc_client::events, ipc_client::num_events, and scalloc().

Referenced by IPC_HANDLER().

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static void dump_bar_config	(	yajl_gen	gen,
		Barconfig *	config
	)

static

Definition at line 502 of file ipc.c.

References Barconfig::hidden_state, Barconfig::hide_binding_mode_indicator, Barconfig::hide_workspace_buttons, Barconfig::id, Barconfig::mode, Barconfig::modifier, Barconfig::num_outputs, Barconfig::outputs, Barconfig::position, Barconfig::separator_symbol, Barconfig::strip_workspace_numbers, Barconfig::verbose, Barconfig::wheel_down_cmd, Barconfig::wheel_up_cmd, y, ystr, and YSTR_IF_SET.

Referenced by IPC_HANDLER(), and ipc_send_barconfig_update_event().

static void dump_binding	(	yajl_gen	gen,
		Binding *	bind
	)

static

Definition at line 154 of file ipc.c.

References B_KEYBOARD, Binding::command, Binding::input_type, Binding::keycode, Binding::mods, Binding::symbol, y, and ystr.

Referenced by ipc_send_binding_event().

void dump_node	(	yajl_gen	gen,
		struct Con *	con,
		bool	inplace_restart
	)

Definition at line 208 of file ipc.c.

References BS_NONE, BS_NORMAL, BS_PIXEL, con_is_split(), con_orientation(), DLOG, Match::dock, dump_node(), DUMP_PROPERTY, dump_rect(), DUMP_REGEX, focused, HORIZ, i3string_as_utf8(), Match::insert_where, L_DEFAULT, L_DOCKAREA, L_OUTPUT, L_SPLITH, L_SPLITV, L_STACKED, L_TABBED, Match::restart_mode, TAILQ_FOREACH, y, and ystr.

Referenced by dump_node(), IPC_HANDLER(), ipc_marshal_workspace_event(), ipc_send_window_event(), and store_restart_layout().

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static void dump_rect	(	yajl_gen	gen,
		const char *	name,
		Rect	r
	)

static

Definition at line 140 of file ipc.c.

References Rect::height, Rect::width, Rect::x, y, Rect::y, and ystr.

Referenced by dump_node().

int ipc_create_socket ( const char * filename )

Creates the UNIX domain socket at the given path, sets it to non-blocking mode, bind()s and listen()s on it.

Definition at line 1086 of file ipc.c.

References current_socketpath, DLOG, FREE, mkdirp(), path_exists(), resolve_tilde(), and sstrdup().

Referenced by main().

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IPC_HANDLER ( command )

Definition at line 114 of file ipc.c.

References command_result_free(), ipc_send_message(), LOG, CommandResult::needs_tree_render, parse_command(), scalloc(), and tree_render().

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IPC_HANDLER ( tree )

Definition at line 650 of file ipc.c.

References croot, dump_node(), ipc_send_message(), y, and ygenalloc.

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IPC_HANDLER ( get_workspaces )

Definition at line 669 of file ipc.c.

References con_get_workspace(), con_is_internal(), croot, focused, Rect::height, ipc_send_message(), Con::name, Con::num, output_get_content(), Con::rect, TAILQ_FOREACH, Con::type, Con::urgent, Rect::width, workspace_is_visible(), Rect::x, y, Rect::y, ygenalloc, and ystr.

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IPC_HANDLER ( get_outputs )

Definition at line 733 of file ipc.c.

References xoutput::active, CF_OUTPUT, xoutput::con, con_get_fullscreen_con(), Rect::height, ipc_send_message(), xoutput::name, Con::name, outputs, xoutput::primary, xoutput::rect, TAILQ_FOREACH, Rect::width, Rect::x, y, Rect::y, ygenalloc, and ystr.

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IPC_HANDLER ( get_marks )

Definition at line 787 of file ipc.c.

References all_cons, ipc_send_message(), Con::mark, TAILQ_FOREACH, y, ygenalloc, and ystr.

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IPC_HANDLER ( get_version )

Definition at line 810 of file ipc.c.

References ipc_send_message(), y, ygenalloc, and ystr.

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IPC_HANDLER ( get_bar_config )

Definition at line 841 of file ipc.c.

References barconfigs, config, dump_bar_config(), Barconfig::id, ipc_send_message(), LOG, scalloc(), TAILQ_FOREACH, y, ygenalloc, and ystr.

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IPC_HANDLER ( subscribe )

Definition at line 928 of file ipc.c.

References add_subscription(), ELOG, ipc_client::fd, ipc_send_message(), TAILQ_FOREACH, and yalloc.

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yajl_gen ipc_marshal_workspace_event	(	const char *	change,
		Con *	current,
		Con *	old
	)

Generates a json workspace event.

Returns a dynamically allocated yajl generator. Free with yajl_gen_free().

Definition at line 1136 of file ipc.c.

References dump_node(), y, ygenalloc, and ystr.

Referenced by _workspace_show(), con_on_remove_child(), and ipc_send_workspace_event().

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void ipc_new_client	(	EV_P_ struct ev_io *	w,
		int	revents
	)

Handler for activity on the listening socket, meaning that a new client has just connected and we should accept() him.

Sets up the event handler for activity on the new connection and inserts the file descriptor into the list of clients.

Definition at line 1052 of file ipc.c.

References DLOG, ipc_receive_message(), scalloc(), and TAILQ_INSERT_TAIL.

Referenced by main().

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static void ipc_receive_message	(	EV_P_ struct ev_io *	w,
		int	revents
	)

static

Definition at line 994 of file ipc.c.

References DLOG, ipc_client::events, ipc_client::fd, FREE, handlers, ipc_recv_message(), ipc_client::num_events, TAILQ_FOREACH, and TAILQ_REMOVE.

Referenced by ipc_new_client().

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void ipc_send_barconfig_update_event ( Barconfig * barconfig )

For the barconfig update events, we send the serialized barconfig.

Definition at line 1214 of file ipc.c.

References DLOG, dump_bar_config(), Barconfig::id, ipc_send_event(), y, and ygenalloc.

Referenced by update_barconfig().

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void ipc_send_binding_event	(	const char *	event_type,
		Binding *	bind
	)

For the binding events, we send the serialized binding struct.

Definition at line 1233 of file ipc.c.

References DLOG, dump_binding(), ipc_send_event(), Binding::keycode, Binding::symbol, y, ygenalloc, and ystr.

Referenced by run_binding().

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void ipc_send_event	(	const char *	event,
		uint32_t	message_type,
		const char *	payload
	)

Sends the specified event to all IPC clients which are currently connected and subscribed to this kind of event.

Definition at line 75 of file ipc.c.

References ipc_client::events, ipc_client::fd, ipc_send_message(), ipc_client::num_events, and TAILQ_FOREACH.

Referenced by _workspace_show(), con_on_remove_child(), handle_screen_change(), ipc_send_barconfig_update_event(), ipc_send_binding_event(), ipc_send_window_event(), ipc_send_workspace_event(), and switch_mode().

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void ipc_send_window_event	(	const char *	property,
		Con *	con
	)

For the window events we send, along the usual "change" field, also the window container, in "container".

Definition at line 1185 of file ipc.c.

References DLOG, dump_node(), Window::id, ipc_send_event(), Con::window, y, ygenalloc, and ystr.

Referenced by con_focus(), con_move_to_workspace(), con_set_fullscreen_mode(), con_set_urgency(), floating_disable(), floating_enable(), handle_windowname_change(), handle_windowname_change_legacy(), manage_window(), tree_close(), tree_move(), workspace_defer_update_urgent_hint_cb(), and x_push_changes().

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void ipc_send_workspace_event	(	const char *	change,
		Con *	current,
		Con *	old
	)

For the workspace events we send, along with the usual "change" field, also the workspace container in "current".

For focus events, we send the previously focused workspace in "old".

Definition at line 1169 of file ipc.c.

References ipc_marshal_workspace_event(), ipc_send_event(), and y.

Referenced by _workspace_show(), cmd_append_layout(), cmd_reload(), cmd_rename_workspace(), move_to_output_directed(), workspace_get(), workspace_move_to_output(), and workspace_update_urgent_flag().

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void ipc_shutdown ( void )

Calls shutdown() on each socket and closes it.

This function to be called when exiting or restarting only!

Definition at line 98 of file ipc.c.

References ipc_client::fd, TAILQ_EMPTY, TAILQ_FIRST, and TAILQ_REMOVE.

Referenced by cmd_exit(), cmd_restart(), and i3_restart().

bool mkdirp ( const char * path )

Emulates mkdir -p (creates any missing folders)

Definition at line 44 of file ipc.c.

References ELOG, FREE, mkdirp(), and sstrdup().

Referenced by ipc_create_socket(), mkdirp(), and store_restart_layout().

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TAILQ_HEAD	(	ipc_client_head	,
		ipc_client
	)

Definition at line 25 of file ipc.c.

Variable Documentation

char* current_socketpath = NULL

Definition at line 23 of file ipc.c.

Referenced by ipc_create_socket(), main(), and x_set_i3_atoms().

handler_t handlers[8]

Initial value:

= {
    handle_command,
    handle_get_workspaces,
    handle_subscribe,
    handle_get_outputs,
    handle_tree,
    handle_get_marks,
    handle_get_bar_config,
    handle_get_version,
}

Definition at line 973 of file ipc.c.

Referenced by ipc_receive_message().

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation