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authorJohan Hedberg <johan.hedberg@nokia.com>2006-11-11 23:14:14 +0000
committerJohan Hedberg <johan.hedberg@nokia.com>2006-11-11 23:14:14 +0000
commit3eb0a5cd951b680c89f92bce6dddce2da2539af0 (patch)
treea57f71cb98c018b4fc09c6f0ff019c7b740e3605
parentcd3839f1d911767db77d1383e2ac1b1df405bed2 (diff)
Initial service skeleton for bt.inputd
-rw-r--r--input/Makefile.am2
-rw-r--r--input/input-service.c172
-rw-r--r--input/input-service.h29
-rw-r--r--input/main.c69
4 files changed, 271 insertions, 1 deletions
diff --git a/input/Makefile.am b/input/Makefile.am
index c684432d..c23df9ba 100644
--- a/input/Makefile.am
+++ b/input/Makefile.am
@@ -1,7 +1,7 @@
noinst_PROGRAMS = bt.inputd
-bt_inputd_SOURCES = main.c
+bt_inputd_SOURCES = main.c input-service.h input-service.c
bt_inputd_LDADD = @DBUS_LIBS@ @BLUEZ_LIBS@ $(top_builddir)/common/libhelper.a
diff --git a/input/input-service.c b/input/input-service.c
new file mode 100644
index 00000000..b036bf70
--- /dev/null
+++ b/input/input-service.c
@@ -0,0 +1,172 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2005-2006 Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <signal.h>
+
+#include "dbus.h"
+#include "logging.h"
+
+#include <dbus/dbus.h>
+
+#define INPUT_PATH "/org/bluez/input"
+
+static DBusConnection *connection = NULL;
+
+static DBusHandlerResult start_message(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ DBusMessage *reply;
+
+ info("Starting example service");
+
+ reply = dbus_message_new_method_return(msg);
+ if (!reply) {
+ error("Can't create reply message");
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ }
+
+ dbus_connection_send(conn, reply, NULL);
+
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+static DBusHandlerResult stop_message(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ DBusMessage *reply;
+
+ info("Stopping example service");
+
+ reply = dbus_message_new_method_return(msg);
+ if (!reply) {
+ error("Can't create reply message");
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
+ }
+
+ dbus_connection_send(conn, reply, NULL);
+
+ dbus_message_unref(reply);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+static DBusHandlerResult release_message(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ DBusMessage *reply;
+
+ reply = dbus_message_new_method_return(msg);
+ if (!reply) {
+ error("Can't create reply message");
+ return DBUS_HANDLER_RESULT_NEED_MEMORY;
+ }
+
+ dbus_connection_send(conn, reply, NULL);
+
+ dbus_message_unref(reply);
+
+ info("Got Release method. Exiting.");
+
+ raise(SIGTERM);
+
+ return DBUS_HANDLER_RESULT_HANDLED;
+}
+
+
+static DBusHandlerResult input_message(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ if (dbus_message_is_method_call(msg, "org.bluez.ServiceAgent", "Start"))
+ return start_message(conn, msg, data);
+
+ if (dbus_message_is_method_call(msg, "org.bluez.ServiceAgent", "Stop"))
+ return stop_message(conn, msg, data);
+
+ if (dbus_message_is_method_call(msg, "org.bluez.ServiceAgent", "Release"))
+ return release_message(conn, msg, data);
+
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+}
+
+
+static const DBusObjectPathVTable input_table = {
+ .message_function = input_message,
+};
+
+int input_dbus_init(void)
+{
+ DBusError err;
+ DBusMessage *msg, *reply;
+ const char *name = "Input service";
+ const char *description = "A service for input devices";
+ const char *input_path = INPUT_PATH;
+
+ connection = init_dbus(NULL, NULL);
+ if (!connection)
+ return -1;
+
+ dbus_error_init(&err);
+
+ if (!dbus_connection_register_object_path(connection, input_path,
+ &input_table, NULL)) {
+ error("D-Bus failed to register %s path", INPUT_PATH);
+ return -1;
+ }
+
+ msg = dbus_message_new_method_call("org.bluez", "/org/bluez",
+ "org.bluez.Manager", "RegisterService");
+ if (!msg) {
+ error("Can't allocate new method call");
+ return -1;
+ }
+
+ dbus_message_append_args(msg, DBUS_TYPE_STRING, &input_path,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_STRING, &description,
+ DBUS_TYPE_INVALID);
+
+ dbus_error_init(&err);
+
+ reply = dbus_connection_send_with_reply_and_block(connection, msg, -1,
+ &err);
+
+ dbus_message_unref(msg);
+
+ if (!reply) {
+ error("Can't register service agent");
+ if (dbus_error_is_set(&err)) {
+ error("%s", err.message);
+ dbus_error_free(&err);
+ }
+ return -1;
+ }
+
+ return 0;
+}
+
diff --git a/input/input-service.h b/input/input-service.h
new file mode 100644
index 00000000..6cc0b413
--- /dev/null
+++ b/input/input-service.h
@@ -0,0 +1,29 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2006 Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifndef __INPUT_SERVICE_H
+#define __INPUT_SERVICE_H
+
+int input_dbus_init(void);
+
+#endif /* __INPUT_SERVICE_H */
diff --git a/input/main.c b/input/main.c
index c04bb251..df3b5160 100644
--- a/input/main.c
+++ b/input/main.c
@@ -26,9 +26,78 @@
#endif
#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
#include <errno.h>
+#include <signal.h>
+#include <getopt.h>
+#include <dbus/dbus.h>
+
+#include "dbus.h"
+#include "logging.h"
+#include "glib-ectomy.h"
+
+#include "input-service.h"
+
+static GMainLoop *main_loop;
+
+static void usage(void)
+{
+ printf("bt.inputd - Bluetooth Input daemon ver %s\n", VERSION);
+ printf("Usage: \n");
+ printf("\tbt.inputd [-n not_daemon]\n");
+}
+
+static void sig_term(int sig)
+{
+ g_main_quit(main_loop);
+}
int main(int argc, char *argv[])
{
+ struct sigaction sa;
+ int opt, daemonize = 1;
+
+ while ((opt = getopt(argc, argv, "n")) != EOF) {
+ switch (opt) {
+ case 'n':
+ daemonize = 0;
+ break;
+
+ default:
+ usage();
+ exit(1);
+ }
+ }
+
+ if (daemonize && daemon(0, 0)) {
+ error("Can't daemonize: %s (%d)", strerror(errno), errno);
+ exit(1);
+ }
+
+ start_logging("bt.inputd", "Bluetooth Input daemon");
+
+ memset(&sa, 0, sizeof(sa));
+ sa.sa_flags = SA_NOCLDSTOP;
+ sa.sa_handler = sig_term;
+ sigaction(SIGTERM, &sa, NULL);
+ sigaction(SIGINT, &sa, NULL);
+
+ sa.sa_handler = SIG_IGN;
+ sigaction(SIGCHLD, &sa, NULL);
+ sigaction(SIGPIPE, &sa, NULL);
+
+ enable_debug();
+
+ /* Create event loop */
+ main_loop = g_main_new(FALSE);
+
+ if (input_dbus_init() < 0) {
+ error("Unable to get on D-Bus");
+ exit(1);
+ }
+
+ g_main_run(main_loop);
+
return 0;
}