This patch adds initial implementation of the D-Bus Profile1
interface and methods responsible for handling Bluetooth connections.
The DUN GW profile interface is registered as soon as a GPRS capable
modem is registered in oFono.
---
Makefile.am | 3 +
plugins/bluez5.h | 1 +
plugins/dun_gw_bluez5.c | 235 +++++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 239 insertions(+)
create mode 100644 plugins/dun_gw_bluez5.c
diff --git a/Makefile.am b/Makefile.am
index bf4806b..ebe20bd 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -443,6 +443,9 @@ builtin_sources += plugins/hfp_hf_bluez5.c plugins/bluez5.h
builtin_modules += hfp_ag_bluez5
builtin_sources += plugins/hfp_ag_bluez5.c plugins/bluez5.h
+
+builtin_modules += dun_gw_bluez5
+builtin_sources += plugins/dun_gw_bluez5.c plugins/bluez5.h
endif
endif
endif
diff --git a/plugins/bluez5.h b/plugins/bluez5.h
index 573a54c..5b8c1f5 100644
--- a/plugins/bluez5.h
+++ b/plugins/bluez5.h
@@ -25,6 +25,7 @@
#define BLUEZ_DEVICE_INTERFACE BLUEZ_SERVICE ".Device1"
#define BLUEZ_ERROR_INTERFACE BLUEZ_SERVICE ".Error"
+#define DUN_GW_UUID "00001103-0000-1000-8000-00805f9b34fb"
#define HFP_HS_UUID "0000111e-0000-1000-8000-00805f9b34fb"
#define HFP_AG_UUID "0000111f-0000-1000-8000-00805f9b34fb"
diff --git a/plugins/dun_gw_bluez5.c b/plugins/dun_gw_bluez5.c
new file mode 100644
index 0000000..902df32
--- /dev/null
+++ b/plugins/dun_gw_bluez5.c
@@ -0,0 +1,235 @@
+/*
+ * oFono - Open Source Telephony
+ *
+ * Copyright (C) 2011 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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 <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+#include <stdint.h>
+#include <sys/socket.h>
+#include <glib.h>
+#include <ofono.h>
+
+#define OFONO_API_SUBJECT_TO_CHANGE
+#include <ofono/plugin.h>
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <gdbus.h>
+
+#include "bluez5.h"
+
+#ifndef DBUS_TYPE_UNIX_FD
+#define DBUS_TYPE_UNIX_FD -1
+#endif
+
+#define DUN_GW_VERSION_1_0 0x0100
+#define DUN_GW_CHANNEL 1
+#define DUN_GW_EXT_PROFILE_PATH "/bluetooth/profile/dun_gw"
+
+static guint modemwatch_id;
+static GList *modems;
+
+static DBusMessage *profile_new_connection(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ DBusMessageIter entry;
+ const char *device;
+ int fd;
+ struct ofono_emulator *em;
+ struct ofono_modem *modem;
+
+ DBG("Profile handler NewConnection");
+
+ if (dbus_message_iter_init(msg, &entry) == FALSE)
+ goto invalid;
+
+ if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_OBJECT_PATH)
+ goto invalid;
+
+ dbus_message_iter_get_basic(&entry, &device);
+ dbus_message_iter_next(&entry);
+
+ if (dbus_message_iter_get_arg_type(&entry) != DBUS_TYPE_UNIX_FD)
+ goto invalid;
+
+ dbus_message_iter_get_basic(&entry, &fd);
+ dbus_message_iter_next(&entry);
+
+ if (fd < 0)
+ goto invalid;
+
+ DBG("%s", device);
+
+ /* Pick the first powered modem */
+ modem = modems->data;
+ if (modem == NULL) {
+ close(fd);
+ return g_dbus_create_error(msg, BLUEZ_ERROR_INTERFACE
+ ".Rejected",
+ "No voice call capable modem");
+ }
+
+ DBG("Picked modem %p for emulator", modem);
+
+ em = ofono_emulator_create(modem, OFONO_EMULATOR_TYPE_DUN);
+ if (em == NULL) {
+ close(fd);
+ return g_dbus_create_error(msg, BLUEZ_ERROR_INTERFACE
+ ".Rejected",
+ "Not enough resources");
+ }
+
+ ofono_emulator_register(em, fd);
+
+ return dbus_message_new_method_return(msg);
+
+invalid:
+ return g_dbus_create_error(msg, BLUEZ_ERROR_INTERFACE ".Rejected",
+ "Invalid arguments in method call");
+}
+
+static DBusMessage *profile_release(DBusConnection *conn,
+ DBusMessage *msg, void *user_data)
+{
+ DBG("Profile handler Release");
+
+ return g_dbus_create_error(msg, BLUEZ_ERROR_INTERFACE
+ ".NotImplemented",
+ "Implementation not provided");
+}
+
+static DBusMessage *profile_cancel(DBusConnection *conn,
+ DBusMessage *msg, void *user_data)
+{
+ DBG("Profile handler Cancel");
+
+ return g_dbus_create_error(msg, BLUEZ_ERROR_INTERFACE
+ ".NotImplemented",
+ "Implementation not provided");
+}
+
+static DBusMessage *profile_disconnection(DBusConnection *conn,
+ DBusMessage *msg, void *user_data)
+{
+ DBG("Profile handler RequestDisconnection");
+
+ return g_dbus_create_error(msg, BLUEZ_ERROR_INTERFACE
+ ".NotImplemented",
+ "Implementation not provided");
+}
+
+static const GDBusMethodTable profile_methods[] = {
+ { GDBUS_ASYNC_METHOD("NewConnection",
+ GDBUS_ARGS({ "device", "o"}, { "fd", "h"},
+ { "fd_properties", "a{sv}" }),
+ NULL, profile_new_connection) },
+ { GDBUS_METHOD("Release", NULL, NULL, profile_release) },
+ { GDBUS_METHOD("Cancel", NULL, NULL, profile_cancel) },
+ { GDBUS_METHOD("RequestDisconnection",
+ GDBUS_ARGS({"device", "o"}), NULL,
+ profile_disconnection) },
+ { }
+};
+
+static void gprs_watch(struct ofono_atom *atom,
+ enum ofono_atom_watch_condition cond,
+ void *data)
+{
+ struct ofono_modem *modem = data;
+ DBusConnection *conn = ofono_dbus_get_connection();
+
+ if (cond != OFONO_ATOM_WATCH_CONDITION_REGISTERED) {
+ modems = g_list_remove(modems, modem);
+ if (modems != NULL)
+ return;
+
+ bt_unregister_profile(conn, DUN_GW_EXT_PROFILE_PATH);
+
+ return;
+ }
+
+ modems = g_list_append(modems, modem);
+
+ if (modems->next == NULL)
+ bt_register_profile(conn, DUN_GW_UUID, DUN_GW_VERSION_1_0,
+ "dun_gw", DUN_GW_EXT_PROFILE_PATH);
+}
+
+static void modem_watch(struct ofono_modem *modem, gboolean added, void *user)
+{
+ DBG("modem: %p, added: %d", modem, added);
+
+ if (added == FALSE)
+ return;
+
+ __ofono_modem_add_atom_watch(modem, OFONO_ATOM_TYPE_GPRS,
+ gprs_watch, modem, NULL);
+}
+
+static void call_modemwatch(struct ofono_modem *modem, void *user)
+{
+ modem_watch(modem, TRUE, user);
+}
+
+static int dun_gw_init(void)
+{
+ DBusConnection *conn = ofono_dbus_get_connection();
+
+ DBG("");
+
+ if (DBUS_TYPE_UNIX_FD < 0)
+ return -EBADF;
+
+ /* Registers External Profile handler */
+ if (!g_dbus_register_interface(conn, DUN_GW_EXT_PROFILE_PATH,
+ BLUEZ_PROFILE_INTERFACE,
+ profile_methods, NULL,
+ NULL, NULL, NULL)) {
+ ofono_error("Register Profile interface failed: %s",
+ DUN_GW_EXT_PROFILE_PATH);
+ return -EIO;
+ }
+
+ modemwatch_id = __ofono_modemwatch_add(modem_watch, NULL, NULL);
+
+ __ofono_modem_foreach(call_modemwatch, NULL);
+
+ return 0;
+}
+
+static void dun_gw_exit(void)
+{
+ DBusConnection *conn = ofono_dbus_get_connection();
+
+ __ofono_modemwatch_remove(modemwatch_id);
+
+ g_list_free(modems);
+
+ bt_unregister_profile(conn, DUN_GW_EXT_PROFILE_PATH);
+ g_dbus_unregister_interface(conn, DUN_GW_EXT_PROFILE_PATH,
+ BLUEZ_PROFILE_INTERFACE);
+}
+
+OFONO_PLUGIN_DEFINE(dun_gw_bluez5, "Dial-up Networking Profile Plugins",
+ VERSION, OFONO_PLUGIN_PRIORITY_DEFAULT,
+ dun_gw_init, dun_gw_exit)
--
1.7.9.5
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