4 * i3 - an improved dynamic tiling window manager
6 * © 2009-2010 Michael Stapelberg and contributors
8 * See file LICENSE for license information.
17 #include <yajl/yajl_gen.h>
18 #include <yajl/yajl_parse.h>
25 typedef struct ipc_client {
28 /* The events which this client wants to receive */
32 TAILQ_ENTRY(ipc_client) clients;
36 * Callback type for the different message types.
38 * message is the raw packet, as received from the UNIX domain socket. size
39 * is the remaining size of bytes for this packet.
41 * message_size is the size of the message as the sender specified it.
42 * message_type is the type of the message as the sender specified it.
45 typedef void(*handler_t)(int, uint8_t*, int, uint32_t, uint32_t);
47 /* Macro to declare a callback */
48 #define IPC_HANDLER(name) \
49 static void handle_ ## name (int fd, uint8_t *message, \
50 int size, uint32_t message_size, \
51 uint32_t message_type)
54 * Handler for activity on the listening socket, meaning that a new client
55 * has just connected and we should accept() him. Sets up the event handler
56 * for activity on the new connection and inserts the file descriptor into
57 * the list of clients.
60 void ipc_new_client(EV_P_ struct ev_io *w, int revents);
63 * Creates the UNIX domain socket at the given path, sets it to non-blocking
64 * mode, bind()s and listen()s on it.
67 int ipc_create_socket(const char *filename);
70 * Sends the specified event to all IPC clients which are currently connected
71 * and subscribed to this kind of event.
74 void ipc_send_event(const char *event, uint32_t message_type, const char *payload);
77 * Calls shutdown() on each socket and closes it. This function to be called
78 * when exiting or restarting only!
83 void dump_node(yajl_gen gen, Con *con, bool inplace_restart);