-#include "util.h"
+/*
+ * Copyright (C) 2017 Mentor Graphics Development (Deutschland) 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.
+ */
+
+#include "app.hpp"
+#include "json_helper.hpp"
+#include "util.hpp"
#include "wayland.hpp"
-#include <unistd.h>
+#include <algorithm>
+#include <mutex>
-#include <stdlib.h>
+#include <json.h>
-#include <sys/poll.h>
-
-struct conn {
- std::vector<std::unique_ptr<wl::output>> outputs;
- std::unique_ptr<genivi::controller> c;
-};
+extern "C" {
+#include <afb/afb-binding.h>
+#include <systemd/sd-event.h>
+}
namespace {
-// _ _ _ ____
-// ___| |__ ___ ___| | __ _____ _____ _ __ | |_ ___ / /\ \
-// / __| '_ \ / _ \/ __| |/ / / _ \ \ / / _ \ '_ \| __/ __| | | |
-// | (__| | | | __/ (__| < | __/\ V / __/ | | | |_\__ \ | | |
-// \___|_| |_|\___|\___|_|\_\___\___| \_/ \___|_| |_|\__|___/ | | |
-// |_____| \_\/_/
-int check_events(struct wl::display &d, struct conn &c, int fd) {
- struct pollfd pfd[2] = {{.fd = d.get_fd(), .events = POLLIN, .revents = 0},
- {.fd = fd, .events = POLLIN, .revents = 0}};
-
- d.flush();
-
- if (poll(pfd, fd != -1 ? 2 : 1, -1) != -1 && errno != EINTR) {
- int ret = 0;
-
- if (pfd[0].revents & POLLIN) {
- ret = d.dispatch();
- }
- if (ret == -1)
- return ret;
-
- if (fd != -1 && (pfd[1].revents & POLLIN)) {
- char buf[256];
-
- // read all there is ...
- while (read(pfd[1].fd, buf, sizeof(buf)) == sizeof(buf))
- ;
-
- // Display current status
- if (!c.c->surfaces.empty()) {
- puts("Surfaces:");
- for (auto const &i : c.c->surfaces) {
- auto const &r = i.second->dst_rect;
- auto const &s = i.second->size;
- printf("%d [%ux%u] (%ux%u@%dx%d), ", i.first, s.w, s.h, r.w, r.h,
- r.x, r.y);
- }
- puts("\b\b ");
- }
-
- if (!c.c->layers.empty()) {
- puts("Layers:");
- for (auto const &i : c.c->layers) {
- auto const &r = i.second->dst_rect;
- auto const &s = i.second->size;
- printf("%d [%ux%u] (%ux%u@%dx%d), ", i.first, s.w, s.h, r.w, r.h,
- r.x, r.y);
- }
- puts("\b\b ");
- }
- }
- }
+struct afb_instance {
+ std::unique_ptr<wl::display> display;
+ wm::App app;
- return 0;
-}
+ afb_instance() : display{new wl::display}, app{this->display.get()} {}
-// _ _ _ _ _ ____
-// (_)_ __ (_) |_ | | __ _ _ _ ___ _ _| |_ / /\ \
-// | | '_ \| | __| | |/ _` | | | |/ _ \| | | | __| | | |
-// | | | | | | |_ | | (_| | |_| | (_) | |_| | |_| | | |
-// |_|_| |_|_|\__|___|_|\__,_|\__, |\___/ \__,_|\__| | | |
-// |_____| |___/ \_\/_/
-void init_layout(struct conn &c) {
- auto &o = c.outputs.front();
- auto &s = c.c->screens.begin()->second;
- auto &layers = c.c->layers;
+ int init();
+};
- // XXX: Write output dimensions to ivi controller...
- c.c->output_size = genivi::size{uint32_t(o->width), uint32_t(o->height)};
+struct afb_instance *g_afb_instance;
- // Clear scene
- layers.clear();
+int afb_instance::init() {
+ if (!this->display->ok()) {
+ return -1;
+ }
- // Clear screen
- s->clear();
+ return this->app.init();
+}
- // Setup our dummy scene...
- c.c->layer_create(100, 0, 0); // bottom layer, anything else
- c.c->layer_create(1000, 0, 0); // top layer, mandelbrot
+int display_event_callback(sd_event_source *evs, int /*fd*/, uint32_t events,
+ void * /*data*/) {
+ ST();
- auto &l100 = c.c->layers[100];
- auto &l1k = c.c->layers[1000];
+ if ((events & EPOLLHUP) != 0) {
+ logerror("The compositor hung up, dying now.");
+ delete g_afb_instance;
+ g_afb_instance = nullptr;
+ goto error;
+ }
- // Set layers fullscreen
- l100->set_destination_rectangle(0, 0, o->width, o->height);
- l1k->set_destination_rectangle(0, 0, o->width, o->height);
+ if ((events & EPOLLIN) != 0u) {
+ {
+ STN(display_read_events);
+ g_afb_instance->app.display->read_events();
+ g_afb_instance->app.set_pending_events();
+ }
+ {
+ // We want do dispatch pending wayland events from within
+ // the API context
+ STN(winman_ping_api_call);
+ afb_service_call("winman", "ping", json_object_new_object(),
+ [](void *c, int st, json_object *j) {
+ STN(winman_ping_api_call_return);
+ },
+ nullptr);
+ }
+ }
- // Add layers to screen
- s->set_render_order({100, 1000});
+ return 0;
- c.c->commit_changes();
- // Note: this does not flush the display!
+error:
+ sd_event_source_unref(evs);
+ if (getenv("WINMAN_EXIT_ON_HANGUP") != nullptr) {
+ exit(1);
}
+ return -1;
}
-// _ ____
-// _ __ ___ __ _(_)_ __ / /\ \
-// | '_ ` _ \ / _` | | '_ \| | | |
-// | | | | | | (_| | | | | | | | |
-// |_| |_| |_|\__,_|_|_| |_| | | |
-// \_\/_/
-int main(int argc, char **argv) {
+// _ _ _ _ _ _ _ ____
+// | |__ (_)_ __ __| (_)_ __ __ _ (_)_ __ (_) |_ / /\ \
+// | '_ \| | '_ \ / _` | | '_ \ / _` | | | '_ \| | __| | | |
+// | |_) | | | | | (_| | | | | | (_| | | | | | | | |_| | | |
+// |_.__/|_|_| |_|\__,_|_|_| |_|\__, |___|_|_| |_|_|\__| | | |
+// |___/_____| \_\/_/
+int binding_init_() {
lognotice("WinMan ver. %s", WINMAN_VERSION_STRING);
- if (!getenv("XDG_RUNTIME_DIR"))
- fatal("Environment variable XDG_RUNTIME_DIR not set");
-
- struct wl::display d {};
- if (!d.ok())
- fatal("Could not connect to compositor");
-
- struct conn c {};
+ if (g_afb_instance != nullptr) {
+ logerror("Wayland context already initialized?");
+ return 0;
+ }
- d.r.add_global_handler(
- "ivi_controller", [&c](wl_registry *r, uint32_t name, uint32_t v) {
- c.c = std::make_unique<genivi::controller>(r, name, v);
- });
+ if (getenv("XDG_RUNTIME_DIR") == nullptr) {
+ logerror("Environment variable XDG_RUNTIME_DIR not set");
+ goto error;
+ }
- d.r.add_global_handler(
- "wl_output", [&c](wl_registry *r, uint32_t name, uint32_t v) {
- c.outputs.emplace_back(std::make_unique<wl::output>(r, name, v));
- });
+ g_afb_instance = new afb_instance;
+ if (g_afb_instance->init() == -1) {
+ logerror("Could not connect to compositor");
+ goto error;
+ }
- // First level objects
- d.roundtrip();
- // Second level objects
- d.roundtrip();
- // Third level objects
- d.roundtrip();
+ {
+ int ret = sd_event_add_io(afb_daemon_get_event_loop(), nullptr,
+ g_afb_instance->display->get_fd(), EPOLLIN,
+ display_event_callback, g_afb_instance);
+ if (ret < 0) {
+ logerror("Could not initialize afb_instance event handler: %d", -ret);
+ goto error;
+ }
+ }
- if (!c.c)
- fatal("ivi_controller global not available");
+ atexit([] { delete g_afb_instance; });
- if (c.outputs.empty())
- fatal("no output was set up!");
+ return 0;
- init_layout(c);
+error:
+ delete g_afb_instance;
+ g_afb_instance = nullptr;
+ return -1;
+}
- while (check_events(d, c, STDIN_FILENO) != -1) {
- c.c->execute_pending();
- d.flush();
+int binding_init() noexcept {
+ try {
+ return binding_init_();
+ } catch (std::exception &e) {
+ logerror("Uncaught exception in binding_init(): %s", e.what());
}
+ return -1;
+}
- d.roundtrip();
+} // namespace
- return 0;
+#include "afb_binding_glue.inl"
+
+// XXX implement send_event right here...
+namespace wm {
+void binding_api::send_event(char const *evname, char const *label) {
+ logdebug("%s: %s(%s)", __func__, evname, label);
+ int ret = afb_daemon_broadcast_event(evname, json_object_new_string(label));
+ if (ret != 0) {
+ logdebug("afb_event_broadcast failed: %m");
+ }
}
+} // namespace wm
+
+extern "C" const struct afb_binding_v2 afbBindingV2 = {
+ "winman", nullptr, nullptr, winman_verbs, nullptr, binding_init, nullptr, 0};