diff mbox series

[BlueZ,v5,2/8] adv_monitor: Introduce org.bluez.AdvertisementMonitorManager1 interface

Message ID 20200911235104.BlueZ.v5.2.I205718871f4e636958904f3cfb171cfd381c54b1@changeid (mailing list archive)
State Accepted
Headers show
Series [BlueZ,v5,1/8] adapter: Remove indirect dependency of headers | expand

Commit Message

Miao-chen Chou Sept. 12, 2020, 6:51 a.m. UTC 
This introduces the org.bluez.AdvertisementMonitorManager1 without
implementing handlers of methods and properties.

The following test was performed.
- Upon adapter registration, the info line of creating an ADV monitor
manager gets printed, and system bus emits the interface events of
org.bluez.AdvertisementMonitorManager1.

Reviewed-by: Yun-Hao Chung <howardchung@google.com>
Reviewed-by: Manish Mandlik <mmandlik@chromium.org>
Reviewed-by: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
---

(no changes since v4)

Changes in v4:
-Create the Adv Monitor Manager only if the experimental flag is in
place and mark all properties and methods experimental.

Changes in v2:
-Use new0 instead of g_new0
-Remove the reset of manager members
-Make methods/property experimental

 Makefile.am       |   3 +-
 src/adapter.c     |  23 ++++++++
 src/adv_monitor.c | 147 ++++++++++++++++++++++++++++++++++++++++++++++
 src/adv_monitor.h |  32 ++++++++++
 4 files changed, 204 insertions(+), 1 deletion(-)
 create mode 100644 src/adv_monitor.c
 create mode 100644 src/adv_monitor.h

Comments

bluez.test.bot@gmail.com Sept. 12, 2020, 7:29 a.m. UTC | #1 
This is automated email and please do not reply to this email!

Dear submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
While we are preparing for reviewing the patches, we found the following
issue/warning.

Test Result:
checkpatch Failed

Outputs:
WARNING:SPDX_LICENSE_TAG: Missing or malformed SPDX-License-Identifier tag in line 1
#94: FILE: src/adv_monitor.c:1:
+/*

WARNING:SPDX_LICENSE_TAG: Missing or malformed SPDX-License-Identifier tag in line 1
#247: FILE: src/adv_monitor.h:1:
+/*

- total: 0 errors, 2 warnings, 235 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Your patch has style problems, please review.

NOTE: Ignored message types: COMMIT_MESSAGE COMPLEX_MACRO CONST_STRUCT FILE_PATH_CHANGES MISSING_SIGN_OFF PREFER_PACKED SPLIT_STRING SSCANF_TO_KSTRTO

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.



---
Regards,
Linux Bluetooth
diff mbox series

Patch

diff --git a/Makefile.am b/Makefile.am
index 725fbe48d..22b4fa30c 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -293,7 +293,8 @@  src_bluetoothd_SOURCES = $(builtin_sources) \
 			src/gatt-client.h src/gatt-client.c \
 			src/device.h src/device.c \
 			src/dbus-common.c src/dbus-common.h \
-			src/eir.h src/eir.c
+			src/eir.h src/eir.c \
+			src/adv_monitor.h src/adv_monitor.c
 src_bluetoothd_LDADD = lib/libbluetooth-internal.la \
 			gdbus/libgdbus-internal.la \
 			src/libshared-glib.la \
diff --git a/src/adapter.c b/src/adapter.c
index 1435e2bd7..df628a7fd 100644
--- a/src/adapter.c
+++ b/src/adapter.c
@@ -77,6 +77,7 @@ 
 #include "attrib-server.h"
 #include "gatt-database.h"
 #include "advertising.h"
+#include "adv_monitor.h"
 #include "eir.h"
 
 #define ADAPTER_INTERFACE	"org.bluez.Adapter1"
@@ -272,6 +273,8 @@  struct btd_adapter {
 	struct btd_gatt_database *database;
 	struct btd_adv_manager *adv_manager;
 
+	struct btd_adv_monitor_manager *adv_monitor_manager;
+
 	gboolean initialized;
 
 	GSList *pin_callbacks;
@@ -6360,6 +6363,9 @@  static void adapter_remove(struct btd_adapter *adapter)
 	btd_adv_manager_destroy(adapter->adv_manager);
 	adapter->adv_manager = NULL;
 
+	btd_adv_monitor_manager_destroy(adapter->adv_monitor_manager);
+	adapter->adv_monitor_manager = NULL;
+
 	g_slist_free(adapter->pin_callbacks);
 	adapter->pin_callbacks = NULL;
 
@@ -8633,6 +8639,23 @@  static int adapter_register(struct btd_adapter *adapter)
 
 	adapter->adv_manager = btd_adv_manager_new(adapter, adapter->mgmt);
 
+	if (g_dbus_get_flags() & G_DBUS_FLAG_ENABLE_EXPERIMENTAL) {
+		if (adapter->supported_settings & MGMT_SETTING_LE) {
+			adapter->adv_monitor_manager =
+				btd_adv_monitor_manager_create(adapter,
+								adapter->mgmt);
+			if (!adapter->adv_monitor_manager) {
+				btd_error(adapter->dev_id,
+						"Failed to create Adv Monitor "
+						"Manager for adapter");
+				return -EINVAL;
+			}
+		} else {
+			btd_info(adapter->dev_id, "Adv Monitor Manager "
+					"skipped, LE unavailable");
+		}
+	}
+
 	db = btd_gatt_database_get_db(adapter->database);
 	adapter->db_id = gatt_db_register(db, services_modified,
 							services_modified,
diff --git a/src/adv_monitor.c b/src/adv_monitor.c
new file mode 100644
index 000000000..ad3f64cbe
--- /dev/null
+++ b/src/adv_monitor.c
@@ -0,0 +1,147 @@ 
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2020 Google LLC
+ *
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 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
+ *  Lesser General Public License for more details.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <stdint.h>
+
+#include <glib.h>
+#include <dbus/dbus.h>
+#include <gdbus/gdbus.h>
+
+#include "adapter.h"
+#include "dbus-common.h"
+#include "log.h"
+#include "src/shared/mgmt.h"
+#include "src/shared/util.h"
+
+#include "adv_monitor.h"
+
+#define ADV_MONITOR_MGR_INTERFACE	"org.bluez.AdvertisementMonitorManager1"
+
+struct btd_adv_monitor_manager {
+	struct btd_adapter *adapter;
+	struct mgmt *mgmt;
+	uint16_t adapter_id;
+};
+
+static const GDBusMethodTable adv_monitor_methods[] = {
+	{ GDBUS_EXPERIMENTAL_METHOD("RegisterMonitor",
+					GDBUS_ARGS({ "application", "o" }),
+					NULL, NULL) },
+	{ GDBUS_EXPERIMENTAL_ASYNC_METHOD("UnregisterMonitor",
+					GDBUS_ARGS({ "application", "o" }),
+					NULL, NULL) },
+	{ }
+};
+
+static const GDBusPropertyTable adv_monitor_properties[] = {
+	{"SupportedMonitorTypes", "as", NULL, NULL, NULL,
+					G_DBUS_PROPERTY_FLAG_EXPERIMENTAL},
+	{"SupportedFeatures", "as", NULL, NULL, NULL,
+					G_DBUS_PROPERTY_FLAG_EXPERIMENTAL},
+	{ }
+};
+
+/* Allocates a manager object */
+static struct btd_adv_monitor_manager *manager_new(
+						struct btd_adapter *adapter,
+						struct mgmt *mgmt)
+{
+	struct btd_adv_monitor_manager *manager;
+
+	if (!adapter || !mgmt)
+		return NULL;
+
+	manager = new0(struct btd_adv_monitor_manager, 1);
+	if (!manager)
+		return NULL;
+
+	manager->adapter = adapter;
+	manager->mgmt = mgmt_ref(mgmt);
+	manager->adapter_id = btd_adapter_get_index(adapter);
+
+	return manager;
+}
+
+/* Frees a manager object */
+static void manager_free(struct btd_adv_monitor_manager *manager)
+{
+	mgmt_unref(manager->mgmt);
+
+	free(manager);
+}
+
+/* Destroys a manager object and unregisters its D-Bus interface */
+static void manager_destroy(struct btd_adv_monitor_manager *manager)
+{
+	if (!manager)
+		return;
+
+	g_dbus_unregister_interface(btd_get_dbus_connection(),
+					adapter_get_path(manager->adapter),
+					ADV_MONITOR_MGR_INTERFACE);
+
+	manager_free(manager);
+}
+
+/* Creates a manager and registers its D-Bus interface */
+struct btd_adv_monitor_manager *btd_adv_monitor_manager_create(
+						struct btd_adapter *adapter,
+						struct mgmt *mgmt)
+{
+	struct btd_adv_monitor_manager *manager;
+
+	manager = manager_new(adapter, mgmt);
+	if (!manager)
+		return NULL;
+
+	if (!g_dbus_register_interface(btd_get_dbus_connection(),
+					adapter_get_path(manager->adapter),
+					ADV_MONITOR_MGR_INTERFACE,
+					adv_monitor_methods, NULL,
+					adv_monitor_properties, manager,
+					NULL)) {
+		btd_error(manager->adapter_id,
+				"Failed to register "
+				ADV_MONITOR_MGR_INTERFACE);
+		manager_free(manager);
+		return NULL;
+	}
+
+	btd_info(manager->adapter_id,
+			"Adv Monitor Manager created for adapter %s",
+			adapter_get_path(manager->adapter));
+
+	return manager;
+}
+
+/* Destroys a manager and unregisters its D-Bus interface */
+void btd_adv_monitor_manager_destroy(struct btd_adv_monitor_manager *manager)
+{
+	if (!manager)
+		return;
+
+	btd_info(manager->adapter_id, "Destroy Adv Monitor Manager");
+
+	manager_destroy(manager);
+}
diff --git a/src/adv_monitor.h b/src/adv_monitor.h
new file mode 100644
index 000000000..69ea348f8
--- /dev/null
+++ b/src/adv_monitor.h
@@ -0,0 +1,32 @@ 
+/*
+ *
+ *  BlueZ - Bluetooth protocol stack for Linux
+ *
+ *  Copyright (C) 2020 Google LLC
+ *
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 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
+ *  Lesser General Public License for more details.
+ *
+ */
+
+#ifndef __ADV_MONITOR_H
+#define __ADV_MONITOR_H
+
+struct mgmt;
+struct btd_adapter;
+struct btd_adv_monitor_manager;
+
+struct btd_adv_monitor_manager *btd_adv_monitor_manager_create(
+						struct btd_adapter *adapter,
+						struct mgmt *mgmt);
+void btd_adv_monitor_manager_destroy(struct btd_adv_monitor_manager *manager);
+
+#endif /* __ADV_MONITOR_H */