path: root/recipes-graphics/wayland/wayland-ivi-extension/0001-simple-id-agent-for-2.0.2.patch

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c82136e..eeed7a6 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -35,6 +35,7 @@ add_subdirectory(ivi-layermanagement-api/ilmClient)
 add_subdirectory(ivi-layermanagement-api/ilmControl)
 add_subdirectory(ivi-layermanagement-api/test)
 add_subdirectory(ivi-layermanagement-examples)
+add_subdirectory(id-agent-modules/simple-id-agent)

 if(WITH_ILM_INPUT)
     add_subdirectory(ivi-input-api/ilmInput)
diff --git a/id-agent-modules/simple-id-agent/CMakeLists.txt b/id-agent-modules/simple-id-agent/CMakeLists.txt
new file mode 100644
index 0000000..8290722
--- /dev/null
+++ b/id-agent-modules/simple-id-agent/CMakeLists.txt
@@ -0,0 +1,72 @@
+############################################################################
+#
+# Copyright (C) 2013 DENSO CORPORATION
+# Copyright 2014 BMW Car IT GmbH
+#
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#		http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+############################################################################
+
+cmake_minimum_required (VERSION 2.6)
+
+project(simple-id-agent)
+
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(WAYLAND_SERVER wayland-server>=1.13.0 REQUIRED)
+pkg_check_modules(WESTON weston>=2.0.0 REQUIRED)
+pkg_check_modules(PIXMAN pixman-1 REQUIRED)
+
+find_package(Threads REQUIRED)
+
+GET_TARGET_PROPERTY(IVI_EXTENSION_INCLUDE_DIRS ivi-extension-protocol INCLUDE_DIRECTORIES)
+
+include_directories(
+    src
+    ${IVI_EXTENSION_INCLUDE_DIRS}
+    ${WAYLAND_SERVER_INCLUDE_DIRS}
+    ${WESTON_INCLUDE_DIRS}
+    ${PIXMAN_INCLUDE_DIRS}
+)
+
+link_directories(
+    ${WAYLAND_SERVER_LIBRARY_DIRS}
+    ${PIXMAN_LIBRARY_DIRS}
+)
+
+add_library(${PROJECT_NAME} MODULE
+    src/simple-id-agent.c
+)
+
+set_target_properties(${PROJECT_NAME} PROPERTIES PREFIX "")
+
+add_dependencies(${PROJECT_NAME}
+    ivi-extension-protocol
+    ${WAYLAND_SERVER_LIBRARIES}
+    ${PIXMAN_LIBRARIES}
+)
+
+set(LIBS
+    ${LIBS}
+    ivi-extension-protocol
+    ${WAYLAND_SERVER_LIBRARIES}
+)
+
+set(CMAKE_C_LDFLAGS "-module -avoid-version")
+
+target_link_libraries(${PROJECT_NAME} ${LIBS})
+
+install (
+    TARGETS             ${PROJECT_NAME}
+    LIBRARY DESTINATION lib${LIB_SUFFIX}/weston
+)
diff --git a/id-agent-modules/simple-id-agent/src/simple-id-agent.c b/id-agent-modules/simple-id-agent/src/simple-id-agent.c
new file mode 100644
index 0000000..3c9e989
--- /dev/null
+++ b/id-agent-modules/simple-id-agent/src/simple-id-agent.c
@@ -0,0 +1,124 @@
+/*
+ * Copyright (C) 2017 Advanced Driver Information Technology Joint Venture GmbH
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and
+ * its documentation for any purpose is hereby granted without fee, provided
+ * that the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of the copyright holders not be used in
+ * advertising or publicity pertaining to distribution of the software
+ * without specific, written prior permission.  The copyright holders make
+ * no representations about the suitability of this software for any
+ * purpose.  It is provided "as is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
+ * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
+ * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <limits.h>
+
+#include <weston.h>
+#include <weston/ivi-layout-export.h>
+
+struct ivi_id_agent
+{
+    uint32_t default_id_offset;
+    uint32_t last_assigned_id;
+    struct weston_compositor *compositor;
+    const struct ivi_layout_interface *interface;
+    struct wl_listener desktop_surface_configured;
+};
+
+static void
+desktop_surface_event_configure(struct wl_listener *listener,
+        void *data)
+{
+    struct ivi_id_agent *ida = wl_container_of(listener, ida,
+            desktop_surface_configured);
+    struct ivi_layout_surface *layout_surface =
+            (struct ivi_layout_surface *) data;
+    uint32_t tmp_id;
+
+    tmp_id = ++ida->last_assigned_id;
+
+    /* Find an unused id */
+    while(ida->interface->get_surface_from_id(tmp_id)) {
+        weston_log("simple-id-agent: surface id: %d is already used\n", tmp_id);
+        tmp_id++;
+    }
+
+    ida->last_assigned_id = tmp_id;
+
+    if (ida->interface->surface_set_id(layout_surface, ida->last_assigned_id) != 0)
+        weston_log("simple-id-agent: failed to set surface id :%d\n", ida->last_assigned_id);
+}
+
+static void
+deinit(struct ivi_id_agent *ida)
+{
+    wl_list_remove(&ida->desktop_surface_configured.link);
+    free(ida);
+}
+
+static int32_t
+read_config(struct ivi_id_agent *ida)
+{
+    struct weston_config *config = NULL;
+    struct weston_config_section *section = NULL;
+    const char *name = NULL;
+
+    config = wet_get_config(ida->compositor);
+    if (!config)
+        return -1;
+
+    section = weston_config_get_section(config, "id-agent", NULL, NULL);
+
+    if (section) {
+
+        weston_config_section_get_uint(section, "default-id-offset",
+                &ida->default_id_offset, 0);
+
+    } else {
+        ida->default_id_offset = 0;
+    }
+
+    return 0;
+}
+
+WL_EXPORT int32_t
+id_agent_module_init(struct weston_compositor *ec,
+                             const struct ivi_layout_interface *interface,
+                             size_t interface_version)
+{
+    struct ivi_id_agent *ida;
+
+    ida = calloc(1, sizeof *ida);
+    if (ida == NULL) {
+        weston_log("failed to allocate ivi_id_agent\n");
+        return -1;
+    }
+
+    ida->compositor = ec;
+    ida->interface = interface;
+    ida->desktop_surface_configured.notify = desktop_surface_event_configure;
+    ida->interface->add_listener_configure_desktop_surface(&ida->desktop_surface_configured);
+
+    if(read_config(ida) != 0) {
+        deinit(ida);
+        return -1;
+    }
+
+    ida->last_assigned_id = ida->default_id_offset;
+
+    weston_log("id_agent_module_init: success\n");
+
+    return 0;
+}
diff --git a/id-agent-modules/simple-id-agent/weston.ini.in b/id-agent-modules/simple-id-agent/weston.ini.in
new file mode 100644
index 0000000..b5e5fa1
--- /dev/null
+++ b/id-agent-modules/simple-id-agent/weston.ini.in
@@ -0,0 +1,11 @@
+[core]
+shell=ivi-shell.so
+require-input=false
+
+[ivi-shell]
+ivi-module=ivi-controller.so
+ivi-input-module=ivi-input-controller.so
+id-agent-module=simple-id-agent.so
+
+[id-agent]
+default-id-offset=10
diff --git a/weston-ivi-shell/src/ivi-controller.c b/weston-ivi-shell/src/ivi-controller.c
index 6d95c88..5e61e76 100644
--- a/weston-ivi-shell/src/ivi-controller.c
+++ b/weston-ivi-shell/src/ivi-controller.c
@@ -2164,6 +2164,40 @@ load_input_module(struct ivishell *shell)
     return 0;
 }
 
+static int load_id_agent_module(struct weston_compositor *ec,
+                  const struct ivi_layout_interface *interface,
+                  size_t interface_version)
+{
+    struct weston_config *config = wet_get_config(ec);
+    struct weston_config_section *section;
+    char *id_agent_module = NULL;
+
+    int (*id_agent_module_init)(struct weston_compositor *ec,
+                             const struct ivi_layout_interface *interface,
+                             size_t interface_version);
+
+    section = weston_config_get_section(config, "ivi-shell", NULL, NULL);
+
+    if (weston_config_section_get_string(section, "id-agent-module",
+                                         &id_agent_module, NULL) < 0) {
+        weston_log("ivi-controller: No id-agent-module set\n");
+        return 0;
+    }
+
+    id_agent_module_init = wet_load_module_entrypoint(id_agent_module, "id_agent_module_init");
+    if (!id_agent_module_init)
+        return -1;
+
+    if (id_agent_module_init(ec, interface,
+                             sizeof(struct ivi_layout_interface)) != 0) {
+        weston_log("ivi-controller: Initialization of id agent module fails\n");
+        return -1;
+    }
+
+    free(id_agent_module);
+    return 0;
+}
+
 static void
 launch_client_process(void *data)
 {
@@ -2229,6 +2263,11 @@ controller_module_init(struct weston_compositor *compositor,
         return -1;
     }

+    if (load_id_agent_module(compositor, interface, interface_version) < 0) {
+        free(shell);
+        return -1;
+    }
+
     if (shell->bkgnd_surface_id && shell->ivi_client_name) {
         loop = wl_display_get_event_loop(compositor->wl_display);
         wl_event_loop_add_idle(loop, launch_client_process, shell);