3 files changed, 362 insertions, 0 deletions
diff --git a/widget/gtk/mozwayland/moz.build b/widget/gtk/mozwayland/moz.build
new file mode 100644
index 0000000000..0df3f0f685
--- /dev/null
+++ b/widget/gtk/mozwayland/moz.build
@@ -0,0 +1,16 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+SOURCES += [
+    "mozwayland.c",
+]
+EXPORTS.mozilla.widget += [
+    "mozwayland.h",
+]
+
+SharedLibrary("mozwayland")
+
+CFLAGS += CONFIG["MOZ_GTK3_CFLAGS"]
diff --git a/widget/gtk/mozwayland/mozwayland.c b/widget/gtk/mozwayland/mozwayland.c
new file mode 100644
index 0000000000..ad8e949ce2
--- /dev/null
+++ b/widget/gtk/mozwayland/mozwayland.c
@@ -0,0 +1,212 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:expandtab:shiftwidth=4:tabstop=4:
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include <stdlib.h>
+#include "mozilla/Types.h"
+#include <gtk/gtk.h>
+#include <gtk/gtkx.h>
+#include <gdk/gdkwayland.h>
+
+union wl_argument;
+
+/* Those strucures are just placeholders and will be replaced by
+ * real symbols from libwayland during run-time linking. We need to make
+ * them explicitly visible.
+ */
+#pragma GCC visibility push(default)
+const struct wl_interface wl_buffer_interface;
+const struct wl_interface wl_callback_interface;
+const struct wl_interface wl_data_device_interface;
+const struct wl_interface wl_data_device_manager_interface;
+const struct wl_interface wl_keyboard_interface;
+const struct wl_interface wl_pointer_interface;
+const struct wl_interface wl_region_interface;
+const struct wl_interface wl_registry_interface;
+const struct wl_interface wl_shm_interface;
+const struct wl_interface wl_shm_pool_interface;
+const struct wl_interface wl_seat_interface;
+const struct wl_interface wl_surface_interface;
+const struct wl_interface wl_subsurface_interface;
+const struct wl_interface wl_compositor_interface;
+const struct wl_interface wl_subcompositor_interface;
+const struct wl_interface wl_output_interface;
+#pragma GCC visibility pop
+
+MOZ_EXPORT void wl_event_queue_destroy(struct wl_event_queue* queue) {}
+
+MOZ_EXPORT void wl_proxy_marshal(struct wl_proxy* p, uint32_t opcode, ...) {}
+
+MOZ_EXPORT void wl_proxy_marshal_array(struct wl_proxy* p, uint32_t opcode,
+                                       union wl_argument* args) {}
+
+MOZ_EXPORT struct wl_proxy* wl_proxy_create(
+    struct wl_proxy* factory, const struct wl_interface* interface) {
+  return NULL;
+}
+
+MOZ_EXPORT void* wl_proxy_create_wrapper(void* proxy) { return NULL; }
+
+MOZ_EXPORT void wl_proxy_wrapper_destroy(void* proxy_wrapper) {}
+
+MOZ_EXPORT struct wl_proxy* wl_proxy_marshal_constructor(
+    struct wl_proxy* proxy, uint32_t opcode,
+    const struct wl_interface* interface, ...) {
+  return NULL;
+}
+
+MOZ_EXPORT struct wl_proxy* wl_proxy_marshal_constructor_versioned(
+    struct wl_proxy* proxy, uint32_t opcode,
+    const struct wl_interface* interface, uint32_t version, ...) {
+  return NULL;
+}
+
+MOZ_EXPORT struct wl_proxy* wl_proxy_marshal_array_constructor(
+    struct wl_proxy* proxy, uint32_t opcode, union wl_argument* args,
+    const struct wl_interface* interface) {
+  return NULL;
+}
+
+MOZ_EXPORT struct wl_proxy* wl_proxy_marshal_array_constructor_versioned(
+    struct wl_proxy* proxy, uint32_t opcode, union wl_argument* args,
+    const struct wl_interface* interface, uint32_t version) {
+  return NULL;
+}
+
+MOZ_EXPORT void wl_proxy_destroy(struct wl_proxy* proxy) {}
+
+MOZ_EXPORT int wl_proxy_add_listener(struct wl_proxy* proxy,
+                                     void (**implementation)(void),
+                                     void* data) {
+  return -1;
+}
+
+MOZ_EXPORT const void* wl_proxy_get_listener(struct wl_proxy* proxy) {
+  return NULL;
+}
+
+typedef int (*wl_dispatcher_func_t)(const void*, void*, uint32_t,
+                                    const struct wl_message*,
+                                    union wl_argument*);
+
+MOZ_EXPORT int wl_proxy_add_dispatcher(struct wl_proxy* proxy,
+                                       wl_dispatcher_func_t dispatcher_func,
+                                       const void* dispatcher_data,
+                                       void* data) {
+  return -1;
+}
+
+MOZ_EXPORT void wl_proxy_set_user_data(struct wl_proxy* proxy,
+                                       void* user_data) {}
+
+MOZ_EXPORT void* wl_proxy_get_user_data(struct wl_proxy* proxy) { return NULL; }
+
+MOZ_EXPORT uint32_t wl_proxy_get_version(struct wl_proxy* proxy) { return -1; }
+
+MOZ_EXPORT uint32_t wl_proxy_get_id(struct wl_proxy* proxy) { return -1; }
+
+MOZ_EXPORT const char* wl_proxy_get_class(struct wl_proxy* proxy) {
+  return NULL;
+}
+
+MOZ_EXPORT void wl_proxy_set_queue(struct wl_proxy* proxy,
+                                   struct wl_event_queue* queue) {}
+
+MOZ_EXPORT struct wl_display* wl_display_connect(const char* name) {
+  return NULL;
+}
+
+MOZ_EXPORT struct wl_display* wl_display_connect_to_fd(int fd) { return NULL; }
+
+MOZ_EXPORT void wl_display_disconnect(struct wl_display* display) {}
+
+MOZ_EXPORT int wl_display_get_fd(struct wl_display* display) { return -1; }
+
+MOZ_EXPORT int wl_display_dispatch(struct wl_display* display) { return -1; }
+
+MOZ_EXPORT int wl_display_dispatch_queue(struct wl_display* display,
+                                         struct wl_event_queue* queue) {
+  return -1;
+}
+
+MOZ_EXPORT int wl_display_dispatch_queue_pending(struct wl_display* display,
+                                                 struct wl_event_queue* queue) {
+  return -1;
+}
+
+MOZ_EXPORT int wl_display_dispatch_pending(struct wl_display* display) {
+  return -1;
+}
+
+MOZ_EXPORT int wl_display_get_error(struct wl_display* display) { return -1; }
+
+MOZ_EXPORT uint32_t wl_display_get_protocol_error(
+    struct wl_display* display, const struct wl_interface** interface,
+    uint32_t* id) {
+  return -1;
+}
+
+MOZ_EXPORT int wl_display_flush(struct wl_display* display) { return -1; }
+
+MOZ_EXPORT int wl_display_roundtrip_queue(struct wl_display* display,
+                                          struct wl_event_queue* queue) {
+  return -1;
+}
+
+MOZ_EXPORT int wl_display_roundtrip(struct wl_display* display) { return -1; }
+
+MOZ_EXPORT struct wl_event_queue* wl_display_create_queue(
+    struct wl_display* display) {
+  return NULL;
+}
+
+MOZ_EXPORT int wl_display_prepare_read_queue(struct wl_display* display,
+                                             struct wl_event_queue* queue) {
+  return -1;
+}
+
+MOZ_EXPORT int wl_display_prepare_read(struct wl_display* display) {
+  return -1;
+}
+
+MOZ_EXPORT void wl_display_cancel_read(struct wl_display* display) {}
+
+MOZ_EXPORT int wl_display_read_events(struct wl_display* display) { return -1; }
+
+MOZ_EXPORT void wl_log_set_handler_client(wl_log_func_t handler) {}
+
+MOZ_EXPORT struct wl_egl_window* wl_egl_window_create(
+    struct wl_surface* surface, int width, int height) {
+  return NULL;
+}
+
+MOZ_EXPORT void wl_egl_window_destroy(struct wl_egl_window* egl_window) {}
+
+MOZ_EXPORT void wl_egl_window_resize(struct wl_egl_window* egl_window,
+                                     int width, int height, int dx, int dy) {}
+
+MOZ_EXPORT void wl_egl_window_get_attached_size(
+    struct wl_egl_window* egl_window, int* width, int* height) {}
+
+MOZ_EXPORT void wl_list_init(struct wl_list* list) {}
+
+MOZ_EXPORT void wl_list_insert(struct wl_list* list, struct wl_list* elm) {}
+
+MOZ_EXPORT void wl_list_remove(struct wl_list* elm) {}
+
+MOZ_EXPORT int wl_list_length(const struct wl_list* list) { return -1; }
+
+MOZ_EXPORT int wl_list_empty(const struct wl_list* list) { return -1; }
+
+MOZ_EXPORT void wl_list_insert_list(struct wl_list* list,
+                                    struct wl_list* other) {}
+
+MOZ_EXPORT struct wl_proxy* wl_proxy_marshal_flags(
+    struct wl_proxy* proxy, uint32_t opcode,
+    const struct wl_interface* interface, uint32_t version, uint32_t flags,
+    ...) {
+  return NULL;
+}
diff --git a/widget/gtk/mozwayland/mozwayland.h b/widget/gtk/mozwayland/mozwayland.h
new file mode 100644
index 0000000000..22f80d6315
--- /dev/null
+++ b/widget/gtk/mozwayland/mozwayland.h
@@ -0,0 +1,134 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:expandtab:shiftwidth=4:tabstop=4:
+ */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* Wayland compatibility header, it makes Firefox build with
+   wayland-1.2 and Gtk+ 3.10.
+*/
+
+#ifndef __MozWayland_h_
+#define __MozWayland_h_
+
+#include "mozilla/Types.h"
+#include <gtk/gtk.h>
+#include <gdk/gdkwayland.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+MOZ_EXPORT struct wl_display* wl_display_connect(const char* name);
+MOZ_EXPORT int wl_display_roundtrip_queue(struct wl_display* display,
+                                          struct wl_event_queue* queue);
+MOZ_EXPORT uint32_t wl_proxy_get_version(struct wl_proxy* proxy);
+MOZ_EXPORT void wl_proxy_marshal(struct wl_proxy* p, uint32_t opcode, ...);
+MOZ_EXPORT struct wl_proxy* wl_proxy_marshal_constructor(
+    struct wl_proxy* proxy, uint32_t opcode,
+    const struct wl_interface* interface, ...);
+MOZ_EXPORT struct wl_proxy* wl_proxy_marshal_constructor_versioned(
+    struct wl_proxy* proxy, uint32_t opcode,
+    const struct wl_interface* interface, uint32_t version, ...);
+MOZ_EXPORT void wl_proxy_destroy(struct wl_proxy* proxy);
+MOZ_EXPORT void* wl_proxy_create_wrapper(void* proxy);
+MOZ_EXPORT void wl_proxy_wrapper_destroy(void* proxy_wrapper);
+
+/* We need implement some missing functions from wayland-client-protocol.h
+ */
+#ifndef WL_DATA_DEVICE_MANAGER_DND_ACTION_ENUM
+enum wl_data_device_manager_dnd_action {
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_NONE = 0,
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_COPY = 1,
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_MOVE = 2,
+  WL_DATA_DEVICE_MANAGER_DND_ACTION_ASK = 4
+};
+#endif
+
+#ifndef WL_DATA_OFFER_SET_ACTIONS
+#  define WL_DATA_OFFER_SET_ACTIONS 4
+
+struct moz_wl_data_offer_listener {
+  void (*offer)(void* data, struct wl_data_offer* wl_data_offer,
+                const char* mime_type);
+  void (*source_actions)(void* data, struct wl_data_offer* wl_data_offer,
+                         uint32_t source_actions);
+  void (*action)(void* data, struct wl_data_offer* wl_data_offer,
+                 uint32_t dnd_action);
+};
+
+static inline void wl_data_offer_set_actions(
+    struct wl_data_offer* wl_data_offer, uint32_t dnd_actions,
+    uint32_t preferred_action) {
+  wl_proxy_marshal((struct wl_proxy*)wl_data_offer, WL_DATA_OFFER_SET_ACTIONS,
+                   dnd_actions, preferred_action);
+}
+#else
+typedef struct wl_data_offer_listener moz_wl_data_offer_listener;
+#endif
+
+#ifndef WL_SUBCOMPOSITOR_GET_SUBSURFACE
+#  define WL_SUBCOMPOSITOR_GET_SUBSURFACE 1
+struct wl_subcompositor;
+
+// Emulate what mozilla header wrapper does - make the
+// wl_subcompositor_interface always visible.
+#  pragma GCC visibility push(default)
+extern const struct wl_interface wl_subsurface_interface;
+extern const struct wl_interface wl_subcompositor_interface;
+#  pragma GCC visibility pop
+
+#  define WL_SUBSURFACE_DESTROY 0
+#  define WL_SUBSURFACE_SET_POSITION 1
+#  define WL_SUBSURFACE_PLACE_ABOVE 2
+#  define WL_SUBSURFACE_PLACE_BELOW 3
+#  define WL_SUBSURFACE_SET_SYNC 4
+#  define WL_SUBSURFACE_SET_DESYNC 5
+
+static inline struct wl_subsurface* wl_subcompositor_get_subsurface(
+    struct wl_subcompositor* wl_subcompositor, struct wl_surface* surface,
+    struct wl_surface* parent) {
+  struct wl_proxy* id;
+
+  id = wl_proxy_marshal_constructor(
+      (struct wl_proxy*)wl_subcompositor, WL_SUBCOMPOSITOR_GET_SUBSURFACE,
+      &wl_subsurface_interface, NULL, surface, parent);
+
+  return (struct wl_subsurface*)id;
+}
+
+static inline void wl_subsurface_set_position(
+    struct wl_subsurface* wl_subsurface, int32_t x, int32_t y) {
+  wl_proxy_marshal((struct wl_proxy*)wl_subsurface, WL_SUBSURFACE_SET_POSITION,
+                   x, y);
+}
+
+static inline void wl_subsurface_set_desync(
+    struct wl_subsurface* wl_subsurface) {
+  wl_proxy_marshal((struct wl_proxy*)wl_subsurface, WL_SUBSURFACE_SET_DESYNC);
+}
+
+static inline void wl_subsurface_destroy(struct wl_subsurface* wl_subsurface) {
+  wl_proxy_marshal((struct wl_proxy*)wl_subsurface, WL_SUBSURFACE_DESTROY);
+
+  wl_proxy_destroy((struct wl_proxy*)wl_subsurface);
+}
+#endif
+
+#ifndef WL_SURFACE_DAMAGE_BUFFER
+#  define WL_SURFACE_DAMAGE_BUFFER 9
+
+static inline void wl_surface_damage_buffer(struct wl_surface* wl_surface,
+                                            int32_t x, int32_t y, int32_t width,
+                                            int32_t height) {
+  wl_proxy_marshal((struct wl_proxy*)wl_surface, WL_SURFACE_DAMAGE_BUFFER, x, y,
+                   width, height);
+}
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __MozWayland_h_ */