/*
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* Copyright © 2008-2011 Kristian Høgsberg
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* Copyright © 2011 Intel Corporation
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* Copyright © 2013 Jason Ekstrand
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef WAYLAND_PRIVATE_H
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#define WAYLAND_PRIVATE_H
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdint.h>
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#define WL_HIDE_DEPRECATED 1
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#include "wayland-util.h"
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/* Invalid memory address */
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#define WL_ARRAY_POISON_PTR (void *) 4
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#define ARRAY_LENGTH(a) (sizeof (a) / sizeof (a)[0])
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#define container_of(ptr, type, member) ({ \
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const __typeof__( ((type *)0)->member ) *__mptr = (ptr); \
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(type *)( (char *)__mptr - offsetof(type,member) );})
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#define WL_MAP_SERVER_SIDE 0
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#define WL_MAP_CLIENT_SIDE 1
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#define WL_SERVER_ID_START 0xff000000
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#define WL_CLOSURE_MAX_ARGS 20
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struct wl_object {
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const struct wl_interface *interface;
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const void *implementation;
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uint32_t id;
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};
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extern struct wl_object global_zombie_object;
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#define WL_ZOMBIE_OBJECT ((void*)&global_zombie_object)
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int
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wl_interface_equal(const struct wl_interface *iface1,
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const struct wl_interface *iface2);
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/* Flags for wl_map_insert_new and wl_map_insert_at. Flags can be queried with
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* wl_map_lookup_flags. The current implementation has room for 1 bit worth of
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* flags. If more flags are ever added, the implementation of wl_map will have
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* to change to allow for new flags */
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enum wl_map_entry_flags {
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WL_MAP_ENTRY_LEGACY = (1 << 0)
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};
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struct wl_map {
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struct wl_array client_entries;
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struct wl_array server_entries;
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uint32_t side;
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uint32_t free_list;
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};
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typedef enum wl_iterator_result (*wl_iterator_func_t)(void *element,
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void *data);
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void
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wl_map_init(struct wl_map *map, uint32_t side);
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void
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wl_map_release(struct wl_map *map);
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uint32_t
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wl_map_insert_new(struct wl_map *map, uint32_t flags, void *data);
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int
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wl_map_insert_at(struct wl_map *map, uint32_t flags, uint32_t i, void *data);
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int
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wl_map_reserve_new(struct wl_map *map, uint32_t i);
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void
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wl_map_remove(struct wl_map *map, uint32_t i);
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void *
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wl_map_lookup(struct wl_map *map, uint32_t i);
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uint32_t
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wl_map_lookup_flags(struct wl_map *map, uint32_t i);
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void
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wl_map_for_each(struct wl_map *map, wl_iterator_func_t func, void *data);
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struct wl_connection *
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wl_connection_create(int fd);
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int
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wl_connection_destroy(struct wl_connection *connection);
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void
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wl_connection_copy(struct wl_connection *connection, void *data, size_t size);
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void
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wl_connection_consume(struct wl_connection *connection, size_t size);
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int
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wl_connection_flush(struct wl_connection *connection);
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uint32_t
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wl_connection_pending_input(struct wl_connection *connection);
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int
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wl_connection_read(struct wl_connection *connection);
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int
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wl_connection_write(struct wl_connection *connection,
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const void *data, size_t count);
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int
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wl_connection_queue(struct wl_connection *connection,
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const void *data, size_t count);
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int
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wl_connection_get_fd(struct wl_connection *connection);
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struct wl_closure {
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int count;
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const struct wl_message *message;
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uint32_t opcode;
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uint32_t sender_id;
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union wl_argument args[WL_CLOSURE_MAX_ARGS];
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struct wl_list link;
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struct wl_proxy *proxy;
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struct wl_array extra[0];
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};
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struct argument_details {
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char type;
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int nullable;
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};
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const char *
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get_next_argument(const char *signature, struct argument_details *details);
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int
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arg_count_for_signature(const char *signature);
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int
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wl_message_count_arrays(const struct wl_message *message);
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int
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wl_message_get_since(const struct wl_message *message);
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void
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wl_argument_from_va_list(const char *signature, union wl_argument *args,
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int count, va_list ap);
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struct wl_closure *
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wl_closure_marshal(struct wl_object *sender,
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uint32_t opcode, union wl_argument *args,
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const struct wl_message *message);
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struct wl_closure *
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wl_closure_vmarshal(struct wl_object *sender,
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uint32_t opcode, va_list ap,
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const struct wl_message *message);
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struct wl_closure *
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wl_connection_demarshal(struct wl_connection *connection,
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uint32_t size,
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struct wl_map *objects,
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const struct wl_message *message);
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int
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wl_closure_lookup_objects(struct wl_closure *closure, struct wl_map *objects);
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enum wl_closure_invoke_flag {
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WL_CLOSURE_INVOKE_CLIENT = (1 << 0),
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WL_CLOSURE_INVOKE_SERVER = (1 << 1)
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};
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void
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wl_closure_invoke(struct wl_closure *closure, uint32_t flags,
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struct wl_object *target, uint32_t opcode, void *data);
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void
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wl_closure_dispatch(struct wl_closure *closure, wl_dispatcher_func_t dispatcher,
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struct wl_object *target, uint32_t opcode);
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int
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wl_closure_send(struct wl_closure *closure, struct wl_connection *connection);
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int
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wl_closure_queue(struct wl_closure *closure, struct wl_connection *connection);
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void
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wl_closure_print(struct wl_closure *closure,
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struct wl_object *target, int send);
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void
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wl_closure_destroy(struct wl_closure *closure);
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extern wl_log_func_t wl_log_handler;
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void wl_log(const char *fmt, ...);
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void wl_abort(const char *fmt, ...);
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struct wl_display;
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struct wl_array *
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wl_display_get_additional_shm_formats(struct wl_display *display);
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static inline void *
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zalloc(size_t s)
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{
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return calloc(1, s);
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}
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#endif
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