third_party: Add secure_output_protocol target to wayland-protocols.

third_party/wayland-protocols/include/protocol/secure-contents-unstable-v1-server-protocol.h

+/* 
+ * Copyright 2015 The Chromium Authors.
+ * 
+ * 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 (including the next
+ * paragraph) 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.
+ */
+
+#ifndef SECURE_CONTENTS_UNSTABLE_V1_SERVER_PROTOCOL_H
+#define SECURE_CONTENTS_UNSTABLE_V1_SERVER_PROTOCOL_H
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#include <stdint.h>
+#include <stddef.h>
+#include "wayland-util.h"
+
+struct wl_client;
+struct wl_resource;
+
+struct zwp_secure_contents_v1;
+struct zwp_secure_v1;
+
+extern const struct wl_interface zwp_secure_contents_v1_interface;
+extern const struct wl_interface zwp_secure_v1_interface;
+
+#ifndef ZWP_SECURE_CONTENTS_V1_ERROR_ENUM
+#define ZWP_SECURE_CONTENTS_V1_ERROR_ENUM
+enum zwp_secure_contents_v1_error {
+        ZWP_SECURE_CONTENTS_V1_ERROR_SECURE_EXISTS = 0,
+};
+#endif /* ZWP_SECURE_CONTENTS_V1_ERROR_ENUM */
+
+/**
+ * zwp_secure_contents_v1 - secure contents
+ * @destroy: unbind from the secure contents interface
+ * @get_secure: extend surface interface for secure contents
+ *
+ * The global interface exposing secure contents capabilities is used to
+ * instantiate an interface extension for a wl_surface object. This
+ * extended interface will then allow surfaces to be marked as having
+ * sensitive contents, effectively preventing the surface from from
+ * appearing in screenshots or from being viewed on non-secure outputs.
+ */
+struct zwp_secure_contents_v1_interface {
+        /**
+         * destroy - unbind from the secure contents interface
+         *
+         * Informs the server that the client will not be using this
+         * protocol object anymore. This does not affect any other objects,
+         * secure objects included.
+         */
+        void (*destroy)(struct wl_client *client,
+                        struct wl_resource *resource);
+        /**
+         * get_secure - extend surface interface for secure contents
+         * @id: the new secure interface id
+         * @surface: the surface
+         *
+         * Instantiate an interface extension for the given wl_surface to
+         * provide securing of contents. If the given wl_surface already
+         * has a secure object associated, the secure_exists protocol error
+         * is raised.
+         */
+        void (*get_secure)(struct wl_client *client,
+                           struct wl_resource *resource,
+                           uint32_t id,
+                           struct wl_resource *surface);
+};
+
+/**
+ * zwp_secure_v1 - secure interface to a wl_surface
+ * @destroy: remove sensitive contents from the surface
+ * @enable_sensitive_contents: set the sensitive contents state
+ *
+ * An additional interface to a wl_surface object, which allows the
+ * client to specify that a surface has sensitive surface contents.
+ *
+ * If the wl_surface associated with the secure object is destroyed, the
+ * secure object becomes inert.
+ *
+ * If the secure object is destroyed, the sensitive contents state is
+ * removed from the wl_surface. The change will be applied on the next
+ * wl_surface.commit.
+ */
+struct zwp_secure_v1_interface {
+        /**
+         * destroy - remove sensitive contents from the surface
+         *
+         * The associated wl_surface's senstaive contents state is
+         * removed. The change is applied on the next wl_surface.commit.
+         */
+        void (*destroy)(struct wl_client *client,
+                        struct wl_resource *resource);
+        /**
+         * enable_sensitive_contents - set the sensitive contents state
+         *
+         * Enable sensitive contents for wl_surface. See
+         * wp_secure_contents for the description.
+         *
+         * The sensitive contents state is double-buffered state, and will
+         * be applied on the next wl_surface.commit.
+         */
+        void (*enable_sensitive_contents)(struct wl_client *client,
+                                          struct wl_resource *resource);
+};
+
+#ifdef  __cplusplus
+}
+#endif
+
+#endif