2018-01-17 10:44:09

by Grzegorz Kołodziejczyk

[permalink] [raw]
Subject: [PATCH BlueZ v3 1/3] tools/btpclient: Add start, stop advertising commands

This patch adds start and stop advertising commands for btp client.
---
tools/btpclient.c | 659 +++++++++++++++++++++++++++++++++++++++++++++++++++++-
1 file changed, 658 insertions(+), 1 deletion(-)

diff --git a/tools/btpclient.c b/tools/btpclient.c
index 2040fbe32..286aa16aa 100644
--- a/tools/btpclient.c
+++ b/tools/btpclient.c
@@ -35,6 +35,19 @@
#include "lib/bluetooth.h"
#include "src/shared/btp.h"

+#define AD_PATH "/org/bluez/advertising"
+#define AD_IFACE "org.bluez.LEAdvertisement1"
+
+/* List of assigned numbers for advetising data and scan response */
+#define AD_TYPE_FLAGS 0x01
+#define AD_TYPE_INCOMPLETE_UUID16_SERVICE_LIST 0x02
+#define AD_TYPE_SHORT_NAME 0x08
+#define AD_TYPE_SERVICE_DATA_UUID16 0x16
+#define AD_TYPE_APPEARANCE 0x19
+#define AD_TYPE_MANUFACTURER_DATA 0xff
+
+static struct l_dbus *dbus;
+
struct btp_adapter {
struct l_dbus_proxy *proxy;
struct l_dbus_proxy *ad_proxy;
@@ -54,6 +67,53 @@ static struct btp *btp;

static bool gap_service_registered;

+struct ad_data {
+ uint8_t data[25];
+ uint8_t len;
+};
+
+struct service_data {
+ char *uuid;
+ struct ad_data data;
+};
+
+struct manufacturer_data {
+ uint16_t id;
+ struct ad_data data;
+};
+
+static struct ad {
+ bool registered;
+ char *type;
+ char *local_name;
+ uint16_t local_appearance;
+ uint16_t duration;
+ uint16_t timeout;
+ struct l_queue *uuids;
+ struct l_queue *services;
+ struct l_queue *manufacturers;
+ bool tx_power;
+ bool name;
+ bool appearance;
+} ad;
+
+static char *dupuuid2str(const uint8_t *uuid, uint8_t len)
+{
+ switch (len) {
+ case 16:
+ return l_strdup_printf("%hhx%hhx", uuid[0], uuid[1]);
+ case 128:
+ return l_strdup_printf("%hhx%hhx%hhx%hhx%hhx%hhx%hhx%hhx%hhx"
+ "%hhx%hhx%hhx%hhx%hhx%hhx%hhx", uuid[0],
+ uuid[1], uuid[2], uuid[3], uuid[4],
+ uuid[5], uuid[6], uuid[6], uuid[8],
+ uuid[7], uuid[10], uuid[11], uuid[12],
+ uuid[13], uuid[14], uuid[15]);
+ default:
+ return NULL;
+ }
+}
+
static struct btp_adapter *find_adapter_by_proxy(struct l_dbus_proxy *proxy)
{
const struct l_queue_entry *entry;
@@ -118,6 +178,8 @@ static void btp_gap_read_commands(uint8_t index, const void *param,
commands |= (1 << BTP_OP_GAP_SET_CONNECTABLE);
commands |= (1 << BTP_OP_GAP_SET_DISCOVERABLE);
commands |= (1 << BTP_OP_GAP_SET_BONDABLE);
+ commands |= (1 << BTP_OP_GAP_START_ADVERTISING);
+ commands |= (1 << BTP_OP_GAP_STOP_ADVERTISING);
commands |= (1 << BTP_OP_GAP_START_DISCOVERY);
commands |= (1 << BTP_OP_GAP_STOP_DISCOVERY);

@@ -229,6 +291,46 @@ static void remove_device_reply(struct l_dbus_proxy *proxy,
l_queue_remove(adapter->devices, device);
}

+static void unreg_advertising_setup(struct l_dbus_message *message,
+ void *user_data)
+{
+ struct l_dbus_message_builder *builder;
+
+ builder = l_dbus_message_builder_new(message);
+ l_dbus_message_builder_append_basic(builder, 'o', AD_PATH);
+ l_dbus_message_builder_finalize(builder);
+ l_dbus_message_builder_destroy(builder);
+}
+
+static void unreg_advertising_reply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result,
+ void *user_data)
+{
+ const char *path = l_dbus_proxy_get_path(proxy);
+ struct btp_adapter *adapter = find_adapter_by_path(path);
+
+ if (!adapter)
+ return;
+
+ if (l_dbus_message_is_error(result)) {
+ const char *name;
+
+ l_dbus_message_get_error(result, &name, NULL);
+
+ l_error("Failed to stop advertising %s (%s)",
+ l_dbus_proxy_get_path(proxy), name);
+ return;
+ }
+
+ if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
+ l_info("Unable to remove ad instance");
+ if (!l_dbus_object_remove_interface(dbus, AD_PATH,
+ L_DBUS_INTERFACE_PROPERTIES))
+ l_info("Unable to remove propety instance");
+ if (!l_dbus_unregister_interface(dbus, AD_IFACE))
+ l_info("Unable to unregister ad interface");
+}
+
static void btp_gap_reset(uint8_t index, const void *param, uint16_t length,
void *user_data)
{
@@ -259,6 +361,16 @@ static void btp_gap_reset(uint8_t index, const void *param, uint16_t length,
NULL);
}

+ if (adapter->ad_proxy)
+ if (!l_dbus_proxy_method_call(adapter->ad_proxy,
+ "UnregisterAdvertisement",
+ unreg_advertising_setup,
+ unreg_advertising_reply,
+ NULL, NULL)) {
+ status = BTP_ERROR_FAIL;
+ goto failed;
+ }
+
/* TODO for we assume all went well */
btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_RESET, index, 0, NULL);
return;
@@ -444,6 +556,539 @@ failed:
btp_send_error(btp, BTP_GAP_SERVICE, index, status);
}

+static void ad_cleanup_service(void *service)
+{
+ struct service_data *s = service;
+
+ l_free(s->uuid);
+ l_free(s);
+}
+
+static void ad_cleanup(void)
+{
+ l_free(ad.local_name);
+ l_queue_destroy(ad.uuids, l_free);
+ l_queue_destroy(ad.services, ad_cleanup_service);
+ l_queue_destroy(ad.manufacturers, l_free);
+
+ memset(&ad, 0, sizeof(ad));
+}
+
+static void ad_init(void)
+{
+ ad.uuids = l_queue_new();
+ ad.services = l_queue_new();
+ ad.manufacturers = l_queue_new();
+
+ ad.local_appearance = UINT16_MAX;
+}
+
+static struct l_dbus_message *ad_release_call(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ void *user_data)
+{
+ struct l_dbus_message *reply;
+
+ l_dbus_unregister_object(dbus, AD_PATH);
+ l_dbus_unregister_interface(dbus, AD_IFACE);
+
+ reply = l_dbus_message_new_method_return(message);
+ l_dbus_message_set_arguments(reply, "");
+
+ ad_cleanup();
+
+ return reply;
+}
+
+static bool ad_type_getter(struct l_dbus *dbus, struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ l_dbus_message_builder_append_basic(builder, 's', ad.type);
+
+ return true;
+}
+
+static bool ad_serviceuuids_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ const struct l_queue_entry *entry;
+
+ if (l_queue_isempty(ad.uuids))
+ return false;
+
+ l_dbus_message_builder_enter_array(builder, "s");
+
+ for (entry = l_queue_get_entries(ad.uuids); entry; entry = entry->next)
+ l_dbus_message_builder_append_basic(builder, 's', entry->data);
+
+ l_dbus_message_builder_leave_array(builder);
+
+ return true;
+}
+
+static bool ad_servicedata_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ const struct l_queue_entry *entry;
+ size_t i;
+
+ if (l_queue_isempty(ad.services))
+ return false;
+
+ l_dbus_message_builder_enter_array(builder, "{sv}");
+
+ for (entry = l_queue_get_entries(ad.services); entry;
+ entry = entry->next) {
+ struct service_data *sd = entry->data;
+
+ l_dbus_message_builder_enter_dict(builder, "sv");
+ l_dbus_message_builder_append_basic(builder, 's', sd->uuid);
+ l_dbus_message_builder_enter_variant(builder, "ay");
+ l_dbus_message_builder_enter_array(builder, "y");
+
+ for (i = 0; i < sd->data.len; i++)
+ l_dbus_message_builder_append_basic(builder, 'y',
+ &(sd->data.data[i]));
+
+ l_dbus_message_builder_leave_array(builder);
+ l_dbus_message_builder_leave_variant(builder);
+ l_dbus_message_builder_leave_dict(builder);
+ }
+ l_dbus_message_builder_leave_array(builder);
+
+ return true;
+}
+
+static bool ad_manufacturerdata_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ const struct l_queue_entry *entry;
+ size_t i;
+
+ if (l_queue_isempty(ad.manufacturers))
+ return false;
+
+ l_dbus_message_builder_enter_array(builder, "{qv}");
+
+ for (entry = l_queue_get_entries(ad.manufacturers); entry;
+ entry = entry->next) {
+ struct manufacturer_data *md = entry->data;
+
+ l_dbus_message_builder_enter_dict(builder, "qv");
+ l_dbus_message_builder_append_basic(builder, 'q', &md->id);
+ l_dbus_message_builder_enter_variant(builder, "ay");
+ l_dbus_message_builder_enter_array(builder, "y");
+
+ for (i = 0; i < md->data.len; i++)
+ l_dbus_message_builder_append_basic(builder, 'y',
+ &(md->data.data[i]));
+
+ l_dbus_message_builder_leave_array(builder);
+ l_dbus_message_builder_leave_variant(builder);
+ l_dbus_message_builder_leave_dict(builder);
+ }
+ l_dbus_message_builder_leave_array(builder);
+
+ return true;
+}
+
+static bool ad_includes_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ l_dbus_message_builder_enter_array(builder, "s");
+
+ if (!(ad.tx_power || ad.name || ad.appearance))
+ return false;
+
+ if (ad.tx_power) {
+ const char *str = "tx-power";
+
+ l_dbus_message_builder_append_basic(builder, 's', &str);
+ }
+
+ if (ad.name) {
+ const char *str = "local-name";
+
+ l_dbus_message_builder_append_basic(builder, 's', &str);
+ }
+
+ if (ad.appearance) {
+ const char *str = "appearance";
+
+ l_dbus_message_builder_append_basic(builder, 's', &str);
+ }
+
+ l_dbus_message_builder_leave_array(builder);
+
+ return true;
+}
+
+static bool ad_localname_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ if (!ad.local_name)
+ return false;
+
+ l_dbus_message_builder_append_basic(builder, 's', ad.local_name);
+
+ return true;
+}
+
+static bool ad_appearance_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ if (!ad.local_appearance)
+ return false;
+
+ l_dbus_message_builder_append_basic(builder, 'q', &ad.local_appearance);
+
+ return true;
+}
+
+static bool ad_duration_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ if (!ad.duration)
+ return false;
+
+ l_dbus_message_builder_append_basic(builder, 'q', &ad.duration);
+
+ return true;
+}
+
+static bool ad_timeout_getter(struct l_dbus *dbus,
+ struct l_dbus_message *message,
+ struct l_dbus_message_builder *builder,
+ void *user_data)
+{
+ if (!ad.timeout)
+ return false;
+
+ l_dbus_message_builder_append_basic(builder, 'q', &ad.timeout);
+
+ return true;
+}
+
+static void setup_ad_interface(struct l_dbus_interface *interface)
+{
+ l_dbus_interface_method(interface, "Release",
+ L_DBUS_METHOD_FLAG_NOREPLY,
+ ad_release_call, "", "");
+ l_dbus_interface_property(interface, "Type", 0, "s", ad_type_getter,
+ NULL);
+ l_dbus_interface_property(interface, "ServiceUUIDs", 0, "as",
+ ad_serviceuuids_getter, NULL);
+ l_dbus_interface_property(interface, "ServiceData", 0, "a{sv}",
+ ad_servicedata_getter, NULL);
+ l_dbus_interface_property(interface, "ManufacturerServiceData", 0,
+ "a{qv}", ad_manufacturerdata_getter,
+ NULL);
+ l_dbus_interface_property(interface, "Includes", 0, "as",
+ ad_includes_getter, NULL);
+ l_dbus_interface_property(interface, "LocalName", 0, "s",
+ ad_localname_getter, NULL);
+ l_dbus_interface_property(interface, "Appearance", 0, "q",
+ ad_appearance_getter, NULL);
+ l_dbus_interface_property(interface, "Duration", 0, "q",
+ ad_duration_getter, NULL);
+ l_dbus_interface_property(interface, "Timeout", 0, "q",
+ ad_timeout_getter, NULL);
+}
+
+static void start_advertising_reply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result,
+ void *user_data)
+{
+ const char *path = l_dbus_proxy_get_path(proxy);
+ struct btp_adapter *adapter = find_adapter_by_path(path);
+ uint32_t new_settings;
+
+ if (!adapter) {
+ btp_send_error(btp, BTP_GAP_SERVICE, BTP_INDEX_NON_CONTROLLER,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ if (l_dbus_message_is_error(result)) {
+ const char *name, *desc;
+
+ l_dbus_message_get_error(result, &name, &desc);
+ l_error("Failed to start advertising (%s), %s", name, desc);
+
+ btp_send_error(btp, BTP_GAP_SERVICE, adapter->index,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ new_settings = adapter->current_settings;
+ new_settings |= BTP_GAP_SETTING_ADVERTISING;
+ update_current_settings(adapter, new_settings);
+
+ ad.registered = true;
+
+ btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_START_ADVERTISING,
+ adapter->index, sizeof(new_settings),
+ &new_settings);
+}
+
+static void create_advertising_data(uint8_t adv_data_len, const uint8_t *data)
+{
+ const uint8_t *ad_data;
+ uint8_t ad_type, ad_len;
+ uint8_t remaining_data_len = adv_data_len;
+
+ while (remaining_data_len) {
+ ad_type = data[adv_data_len - remaining_data_len];
+ ad_len = data[adv_data_len - remaining_data_len + 1];
+ ad_data = &data[adv_data_len - remaining_data_len + 2];
+
+ switch (ad_type) {
+ case AD_TYPE_INCOMPLETE_UUID16_SERVICE_LIST:
+ {
+ char *uuid = dupuuid2str(ad_data, 16);
+
+ l_queue_push_tail(ad.uuids, uuid);
+
+ break;
+ }
+ case AD_TYPE_SHORT_NAME:
+ ad.local_name = malloc(ad_len + 1);
+ memcpy(ad.local_name, ad_data, ad_len);
+ ad.local_name[ad_len] = '\0';
+
+ break;
+ case AD_TYPE_SERVICE_DATA_UUID16:
+ {
+ struct service_data *sd;
+
+ sd = l_new(struct service_data, 1);
+ sd->uuid = dupuuid2str(ad_data, 16);
+ sd->data.len = ad_len - 2;
+ memcpy(sd->data.data, ad_data + 2, sd->data.len);
+
+ l_queue_push_tail(ad.services, sd);
+
+ break;
+ }
+ case AD_TYPE_APPEARANCE:
+ memcpy(&ad.local_appearance, ad_data, ad_len);
+
+ break;
+ case AD_TYPE_MANUFACTURER_DATA:
+ {
+ struct manufacturer_data *md;
+
+ md = l_new(struct manufacturer_data, 1);
+ /* The first 2 octets contain the Company Identifier
+ * Code followed by additional manufacturer specific
+ * data.
+ */
+ memcpy(&md->id, ad_data, 2);
+ md->data.len = ad_len - 2;
+ memcpy(md->data.data, ad_data + 2, md->data.len);
+
+ l_queue_push_tail(ad.manufacturers, md);
+
+ break;
+ }
+ default:
+ l_info("Unsupported advertising data type");
+
+ break;
+ }
+ /* Advertising entity data len + advertising entity header
+ * (type, len)
+ */
+ remaining_data_len -= ad_len + 2;
+ }
+}
+
+static void create_scan_response(uint8_t scan_rsp_len, const uint8_t *data)
+{
+ /* TODO */
+}
+
+static void start_advertising_setup(struct l_dbus_message *message,
+ void *user_data)
+{
+ struct l_dbus_message_builder *builder;
+
+ builder = l_dbus_message_builder_new(message);
+ l_dbus_message_builder_append_basic(builder, 'o', AD_PATH);
+ l_dbus_message_builder_enter_array(builder, "{sv}");
+ l_dbus_message_builder_enter_dict(builder, "sv");
+ l_dbus_message_builder_leave_dict(builder);
+ l_dbus_message_builder_leave_array(builder);
+ l_dbus_message_builder_finalize(builder);
+ l_dbus_message_builder_destroy(builder);
+}
+
+static void btp_gap_start_advertising(uint8_t index, const void *param,
+ uint16_t length, void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_index(index);
+ const struct btp_gap_start_adv_cp *cp = param;
+ uint8_t status = BTP_ERROR_FAIL;
+ bool prop;
+
+ if (!adapter) {
+ status = BTP_ERROR_INVALID_INDEX;
+ goto failed;
+ }
+
+ /* Adapter needs to be powered to be able to remove devices */
+ if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
+ !prop || ad.registered)
+ goto failed;
+
+ if (!l_dbus_register_interface(dbus, AD_IFACE, setup_ad_interface, NULL,
+ false)) {
+ l_info("Unable to register ad interface");
+ goto failed;
+ }
+
+ if (!l_dbus_object_add_interface(dbus, AD_PATH, AD_IFACE, NULL)) {
+ l_info("Unable to instantiate ad interface");
+
+ if (!l_dbus_unregister_interface(dbus, AD_IFACE))
+ l_info("Unable to unregister ad interface");
+
+ goto failed;
+ }
+
+ if (!l_dbus_object_add_interface(dbus, AD_PATH,
+ L_DBUS_INTERFACE_PROPERTIES,
+ NULL)) {
+ l_info("Unable to instantiate the properties interface");
+
+ if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
+ l_info("Unable to remove ad instance");
+ if (!l_dbus_unregister_interface(dbus, AD_IFACE))
+ l_info("Unable to unregister ad interface");
+
+ goto failed;
+ }
+
+ ad_init();
+
+ if (adapter->current_settings & BTP_GAP_SETTING_CONNECTABLE)
+ ad.type = "peripheral";
+ else
+ ad.type = "broadcast";
+
+ if (cp->adv_data_len > 0)
+ create_advertising_data(cp->adv_data_len, cp->data);
+ if (cp->scan_rsp_len > 0)
+ create_scan_response(cp->scan_rsp_len,
+ cp->data + cp->scan_rsp_len);
+
+ if (!l_dbus_proxy_method_call(adapter->ad_proxy,
+ "RegisterAdvertisement",
+ start_advertising_setup,
+ start_advertising_reply,
+ NULL, NULL)) {
+ if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
+ l_info("Unable to remove ad instance");
+ if (!l_dbus_unregister_interface(dbus, AD_IFACE))
+ l_info("Unable to unregister ad interface");
+
+ goto failed;
+ }
+
+ return;
+
+failed:
+ btp_send_error(btp, BTP_GAP_SERVICE, index, status);
+}
+
+static void stop_advertising_reply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result,
+ void *user_data)
+{
+ const char *path = l_dbus_proxy_get_path(proxy);
+ struct btp_adapter *adapter = find_adapter_by_path(path);
+ uint32_t new_settings;
+
+ if (!adapter)
+ return;
+
+ if (l_dbus_message_is_error(result)) {
+ const char *name;
+
+ l_dbus_message_get_error(result, &name, NULL);
+
+ l_error("Failed to stop advertising %s (%s)",
+ l_dbus_proxy_get_path(proxy), name);
+ return;
+ }
+
+ if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
+ l_info("Unable to remove ad instance");
+ if (!l_dbus_object_remove_interface(dbus, AD_PATH,
+ L_DBUS_INTERFACE_PROPERTIES))
+ l_info("Unable to remove propety instance");
+ if (!l_dbus_unregister_interface(dbus, AD_IFACE))
+ l_info("Unable to unregister ad interface");
+
+ new_settings = adapter->current_settings;
+ new_settings &= ~BTP_GAP_SETTING_ADVERTISING;
+ update_current_settings(adapter, new_settings);
+
+ ad_cleanup();
+
+ btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_STOP_ADVERTISING,
+ adapter->index, sizeof(new_settings),
+ &new_settings);
+}
+
+static void btp_gap_stop_advertising(uint8_t index, const void *param,
+ uint16_t length, void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_index(index);
+ uint8_t status = BTP_ERROR_FAIL;
+ bool prop;
+
+ if (!adapter) {
+ status = BTP_ERROR_INVALID_INDEX;
+ goto failed;
+ }
+
+ if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
+ !prop || !ad.registered)
+ goto failed;
+
+ if (adapter->ad_proxy) {
+ if (!l_dbus_proxy_method_call(adapter->ad_proxy,
+ "UnregisterAdvertisement",
+ unreg_advertising_setup,
+ stop_advertising_reply,
+ NULL, NULL)) {
+ status = BTP_ERROR_FAIL;
+ goto failed;
+ }
+ }
+
+ return;
+
+failed:
+ btp_send_error(btp, BTP_GAP_SERVICE, index, status);
+}
+
static void start_discovery_reply(struct l_dbus_proxy *proxy,
struct l_dbus_message *result,
void *user_data)
@@ -723,6 +1368,12 @@ static void register_gap_service(void)
btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_SET_BONDABLE,
btp_gap_set_bondable, NULL, NULL);

+ btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_START_ADVERTISING,
+ btp_gap_start_advertising, NULL, NULL);
+
+ btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_STOP_ADVERTISING,
+ btp_gap_stop_advertising, NULL, NULL);
+
btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_START_DISCOVERY,
btp_gap_start_discovery, NULL, NULL);

@@ -1119,6 +1770,12 @@ static void client_ready(struct l_dbus_client *client, void *user_data)
BTP_INDEX_NON_CONTROLLER, 0, NULL);
}

+static void ready_callback(void *user_data)
+{
+ if (!l_dbus_object_manager_enable(dbus))
+ l_info("Unable to register the ObjectManager");
+}
+
static void usage(void)
{
l_info("btpclient - Bluetooth tester");
@@ -1143,7 +1800,6 @@ int main(int argc, char *argv[])
{
struct l_dbus_client *client;
struct l_signal *signal;
- struct l_dbus *dbus;
sigset_t mask;
int opt;

@@ -1187,6 +1843,7 @@ int main(int argc, char *argv[])
signal = l_signal_create(&mask, signal_handler, NULL, NULL);

dbus = l_dbus_new_default(L_DBUS_SYSTEM_BUS);
+ l_dbus_set_ready_handler(dbus, ready_callback, NULL, NULL);
client = l_dbus_client_new(dbus, "org.bluez", "/org/bluez");

l_dbus_client_set_connect_handler(client, client_connected, NULL, NULL);
--
2.13.6



2018-01-17 12:27:26

by Szymon Janc

[permalink] [raw]
Subject: Re: [PATCH BlueZ v3 1/3] tools/btpclient: Add start, stop advertising commands

Hi Grzegorz,

On Wednesday, 17 January 2018 11:44:09 CET Grzegorz Kolodziejczyk wrote:
> This patch adds start and stop advertising commands for btp client.
> ---
> tools/btpclient.c | 659
> +++++++++++++++++++++++++++++++++++++++++++++++++++++- 1 file changed, 658
> insertions(+), 1 deletion(-)
>
> diff --git a/tools/btpclient.c b/tools/btpclient.c
> index 2040fbe32..286aa16aa 100644
> --- a/tools/btpclient.c
> +++ b/tools/btpclient.c
> @@ -35,6 +35,19 @@
> #include "lib/bluetooth.h"
> #include "src/shared/btp.h"
>
> +#define AD_PATH "/org/bluez/advertising"
> +#define AD_IFACE "org.bluez.LEAdvertisement1"
> +
> +/* List of assigned numbers for advetising data and scan response */
> +#define AD_TYPE_FLAGS 0x01
> +#define AD_TYPE_INCOMPLETE_UUID16_SERVICE_LIST 0x02
> +#define AD_TYPE_SHORT_NAME 0x08
> +#define AD_TYPE_SERVICE_DATA_UUID16 0x16
> +#define AD_TYPE_APPEARANCE 0x19
> +#define AD_TYPE_MANUFACTURER_DATA 0xff
> +
> +static struct l_dbus *dbus;
> +
> struct btp_adapter {
> struct l_dbus_proxy *proxy;
> struct l_dbus_proxy *ad_proxy;
> @@ -54,6 +67,53 @@ static struct btp *btp;
>
> static bool gap_service_registered;
>
> +struct ad_data {
> + uint8_t data[25];
> + uint8_t len;
> +};
> +
> +struct service_data {
> + char *uuid;
> + struct ad_data data;
> +};
> +
> +struct manufacturer_data {
> + uint16_t id;
> + struct ad_data data;
> +};
> +
> +static struct ad {
> + bool registered;
> + char *type;
> + char *local_name;
> + uint16_t local_appearance;
> + uint16_t duration;
> + uint16_t timeout;
> + struct l_queue *uuids;
> + struct l_queue *services;
> + struct l_queue *manufacturers;
> + bool tx_power;
> + bool name;
> + bool appearance;
> +} ad;
> +
> +static char *dupuuid2str(const uint8_t *uuid, uint8_t len)
> +{
> + switch (len) {
> + case 16:
> + return l_strdup_printf("%hhx%hhx", uuid[0], uuid[1]);
> + case 128:
> + return l_strdup_printf("%hhx%hhx%hhx%hhx%hhx%hhx%hhx%hhx%hhx"
> + "%hhx%hhx%hhx%hhx%hhx%hhx%hhx", uuid[0],
> + uuid[1], uuid[2], uuid[3], uuid[4],
> + uuid[5], uuid[6], uuid[6], uuid[8],
> + uuid[7], uuid[10], uuid[11], uuid[12],
> + uuid[13], uuid[14], uuid[15]);
> + default:
> + return NULL;
> + }
> +}
> +
> static struct btp_adapter *find_adapter_by_proxy(struct l_dbus_proxy
> *proxy) {
> const struct l_queue_entry *entry;
> @@ -118,6 +178,8 @@ static void btp_gap_read_commands(uint8_t index, const
> void *param, commands |= (1 << BTP_OP_GAP_SET_CONNECTABLE);
> commands |= (1 << BTP_OP_GAP_SET_DISCOVERABLE);
> commands |= (1 << BTP_OP_GAP_SET_BONDABLE);
> + commands |= (1 << BTP_OP_GAP_START_ADVERTISING);
> + commands |= (1 << BTP_OP_GAP_STOP_ADVERTISING);
> commands |= (1 << BTP_OP_GAP_START_DISCOVERY);
> commands |= (1 << BTP_OP_GAP_STOP_DISCOVERY);
>
> @@ -229,6 +291,46 @@ static void remove_device_reply(struct l_dbus_proxy
> *proxy, l_queue_remove(adapter->devices, device);
> }
>
> +static void unreg_advertising_setup(struct l_dbus_message *message,
> + void *user_data)
> +{
> + struct l_dbus_message_builder *builder;
> +
> + builder = l_dbus_message_builder_new(message);
> + l_dbus_message_builder_append_basic(builder, 'o', AD_PATH);
> + l_dbus_message_builder_finalize(builder);
> + l_dbus_message_builder_destroy(builder);
> +}
> +
> +static void unreg_advertising_reply(struct l_dbus_proxy *proxy,
> + struct l_dbus_message *result,
> + void *user_data)
> +{
> + const char *path = l_dbus_proxy_get_path(proxy);
> + struct btp_adapter *adapter = find_adapter_by_path(path);
> +
> + if (!adapter)
> + return;
> +
> + if (l_dbus_message_is_error(result)) {
> + const char *name;
> +
> + l_dbus_message_get_error(result, &name, NULL);
> +
> + l_error("Failed to stop advertising %s (%s)",
> + l_dbus_proxy_get_path(proxy), name);
> + return;
> + }
> +
> + if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
> + l_info("Unable to remove ad instance");
> + if (!l_dbus_object_remove_interface(dbus, AD_PATH,
> + L_DBUS_INTERFACE_PROPERTIES))
> + l_info("Unable to remove propety instance");
> + if (!l_dbus_unregister_interface(dbus, AD_IFACE))
> + l_info("Unable to unregister ad interface");
> +}
> +
> static void btp_gap_reset(uint8_t index, const void *param, uint16_t
> length, void *user_data)
> {
> @@ -259,6 +361,16 @@ static void btp_gap_reset(uint8_t index, const void
> *param, uint16_t length, NULL);
> }
>
> + if (adapter->ad_proxy)
> + if (!l_dbus_proxy_method_call(adapter->ad_proxy,
> + "UnregisterAdvertisement",
> + unreg_advertising_setup,
> + unreg_advertising_reply,
> + NULL, NULL)) {
> + status = BTP_ERROR_FAIL;
> + goto failed;
> + }
> +
> /* TODO for we assume all went well */
> btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_RESET, index, 0, NULL);
> return;
> @@ -444,6 +556,539 @@ failed:
> btp_send_error(btp, BTP_GAP_SERVICE, index, status);
> }
>
> +static void ad_cleanup_service(void *service)
> +{
> + struct service_data *s = service;
> +
> + l_free(s->uuid);
> + l_free(s);
> +}
> +
> +static void ad_cleanup(void)
> +{
> + l_free(ad.local_name);
> + l_queue_destroy(ad.uuids, l_free);
> + l_queue_destroy(ad.services, ad_cleanup_service);
> + l_queue_destroy(ad.manufacturers, l_free);
> +
> + memset(&ad, 0, sizeof(ad));
> +}
> +
> +static void ad_init(void)
> +{
> + ad.uuids = l_queue_new();
> + ad.services = l_queue_new();
> + ad.manufacturers = l_queue_new();
> +
> + ad.local_appearance = UINT16_MAX;
> +}
> +
> +static struct l_dbus_message *ad_release_call(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + void *user_data)
> +{
> + struct l_dbus_message *reply;
> +
> + l_dbus_unregister_object(dbus, AD_PATH);
> + l_dbus_unregister_interface(dbus, AD_IFACE);
> +
> + reply = l_dbus_message_new_method_return(message);
> + l_dbus_message_set_arguments(reply, "");
> +
> + ad_cleanup();
> +
> + return reply;
> +}
> +
> +static bool ad_type_getter(struct l_dbus *dbus, struct l_dbus_message
> *message, + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + l_dbus_message_builder_append_basic(builder, 's', ad.type);
> +
> + return true;
> +}
> +
> +static bool ad_serviceuuids_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + const struct l_queue_entry *entry;
> +
> + if (l_queue_isempty(ad.uuids))
> + return false;
> +
> + l_dbus_message_builder_enter_array(builder, "s");
> +
> + for (entry = l_queue_get_entries(ad.uuids); entry; entry = entry->next)
> + l_dbus_message_builder_append_basic(builder, 's', entry->data);
> +
> + l_dbus_message_builder_leave_array(builder);
> +
> + return true;
> +}
> +
> +static bool ad_servicedata_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + const struct l_queue_entry *entry;
> + size_t i;
> +
> + if (l_queue_isempty(ad.services))
> + return false;
> +
> + l_dbus_message_builder_enter_array(builder, "{sv}");
> +
> + for (entry = l_queue_get_entries(ad.services); entry;
> + entry = entry->next) {
> + struct service_data *sd = entry->data;
> +
> + l_dbus_message_builder_enter_dict(builder, "sv");
> + l_dbus_message_builder_append_basic(builder, 's', sd->uuid);
> + l_dbus_message_builder_enter_variant(builder, "ay");
> + l_dbus_message_builder_enter_array(builder, "y");
> +
> + for (i = 0; i < sd->data.len; i++)
> + l_dbus_message_builder_append_basic(builder, 'y',
> + &(sd->data.data[i]));
> +
> + l_dbus_message_builder_leave_array(builder);
> + l_dbus_message_builder_leave_variant(builder);
> + l_dbus_message_builder_leave_dict(builder);
> + }
> + l_dbus_message_builder_leave_array(builder);
> +
> + return true;
> +}
> +
> +static bool ad_manufacturerdata_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + const struct l_queue_entry *entry;
> + size_t i;
> +
> + if (l_queue_isempty(ad.manufacturers))
> + return false;
> +
> + l_dbus_message_builder_enter_array(builder, "{qv}");
> +
> + for (entry = l_queue_get_entries(ad.manufacturers); entry;
> + entry = entry->next) {
> + struct manufacturer_data *md = entry->data;
> +
> + l_dbus_message_builder_enter_dict(builder, "qv");
> + l_dbus_message_builder_append_basic(builder, 'q', &md->id);
> + l_dbus_message_builder_enter_variant(builder, "ay");
> + l_dbus_message_builder_enter_array(builder, "y");
> +
> + for (i = 0; i < md->data.len; i++)
> + l_dbus_message_builder_append_basic(builder, 'y',
> + &(md->data.data[i]));
> +
> + l_dbus_message_builder_leave_array(builder);
> + l_dbus_message_builder_leave_variant(builder);
> + l_dbus_message_builder_leave_dict(builder);
> + }
> + l_dbus_message_builder_leave_array(builder);
> +
> + return true;
> +}
> +
> +static bool ad_includes_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + l_dbus_message_builder_enter_array(builder, "s");
> +
> + if (!(ad.tx_power || ad.name || ad.appearance))
> + return false;
> +
> + if (ad.tx_power) {
> + const char *str = "tx-power";
> +
> + l_dbus_message_builder_append_basic(builder, 's', &str);
> + }
> +
> + if (ad.name) {
> + const char *str = "local-name";
> +
> + l_dbus_message_builder_append_basic(builder, 's', &str);
> + }
> +
> + if (ad.appearance) {
> + const char *str = "appearance";
> +
> + l_dbus_message_builder_append_basic(builder, 's', &str);
> + }
> +
> + l_dbus_message_builder_leave_array(builder);
> +
> + return true;
> +}
> +
> +static bool ad_localname_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + if (!ad.local_name)
> + return false;
> +
> + l_dbus_message_builder_append_basic(builder, 's', ad.local_name);
> +
> + return true;
> +}
> +
> +static bool ad_appearance_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + if (!ad.local_appearance)
> + return false;
> +
> + l_dbus_message_builder_append_basic(builder, 'q', &ad.local_appearance);
> +
> + return true;
> +}
> +
> +static bool ad_duration_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + if (!ad.duration)
> + return false;
> +
> + l_dbus_message_builder_append_basic(builder, 'q', &ad.duration);
> +
> + return true;
> +}
> +
> +static bool ad_timeout_getter(struct l_dbus *dbus,
> + struct l_dbus_message *message,
> + struct l_dbus_message_builder *builder,
> + void *user_data)
> +{
> + if (!ad.timeout)
> + return false;
> +
> + l_dbus_message_builder_append_basic(builder, 'q', &ad.timeout);
> +
> + return true;
> +}
> +
> +static void setup_ad_interface(struct l_dbus_interface *interface)
> +{
> + l_dbus_interface_method(interface, "Release",
> + L_DBUS_METHOD_FLAG_NOREPLY,
> + ad_release_call, "", "");
> + l_dbus_interface_property(interface, "Type", 0, "s", ad_type_getter,
> + NULL);
> + l_dbus_interface_property(interface, "ServiceUUIDs", 0, "as",
> + ad_serviceuuids_getter, NULL);
> + l_dbus_interface_property(interface, "ServiceData", 0, "a{sv}",
> + ad_servicedata_getter, NULL);
> + l_dbus_interface_property(interface, "ManufacturerServiceData", 0,
> + "a{qv}", ad_manufacturerdata_getter,
> + NULL);
> + l_dbus_interface_property(interface, "Includes", 0, "as",
> + ad_includes_getter, NULL);
> + l_dbus_interface_property(interface, "LocalName", 0, "s",
> + ad_localname_getter, NULL);
> + l_dbus_interface_property(interface, "Appearance", 0, "q",
> + ad_appearance_getter, NULL);
> + l_dbus_interface_property(interface, "Duration", 0, "q",
> + ad_duration_getter, NULL);
> + l_dbus_interface_property(interface, "Timeout", 0, "q",
> + ad_timeout_getter, NULL);
> +}
> +
> +static void start_advertising_reply(struct l_dbus_proxy *proxy,
> + struct l_dbus_message *result,
> + void *user_data)
> +{
> + const char *path = l_dbus_proxy_get_path(proxy);
> + struct btp_adapter *adapter = find_adapter_by_path(path);
> + uint32_t new_settings;
> +
> + if (!adapter) {
> + btp_send_error(btp, BTP_GAP_SERVICE, BTP_INDEX_NON_CONTROLLER,
> + BTP_ERROR_FAIL);
> + return;
> + }
> +
> + if (l_dbus_message_is_error(result)) {
> + const char *name, *desc;
> +
> + l_dbus_message_get_error(result, &name, &desc);
> + l_error("Failed to start advertising (%s), %s", name, desc);
> +
> + btp_send_error(btp, BTP_GAP_SERVICE, adapter->index,
> + BTP_ERROR_FAIL);
> + return;
> + }
> +
> + new_settings = adapter->current_settings;
> + new_settings |= BTP_GAP_SETTING_ADVERTISING;
> + update_current_settings(adapter, new_settings);
> +
> + ad.registered = true;
> +
> + btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_START_ADVERTISING,
> + adapter->index, sizeof(new_settings),
> + &new_settings);
> +}
> +
> +static void create_advertising_data(uint8_t adv_data_len, const uint8_t
> *data) +{
> + const uint8_t *ad_data;
> + uint8_t ad_type, ad_len;
> + uint8_t remaining_data_len = adv_data_len;
> +
> + while (remaining_data_len) {
> + ad_type = data[adv_data_len - remaining_data_len];
> + ad_len = data[adv_data_len - remaining_data_len + 1];
> + ad_data = &data[adv_data_len - remaining_data_len + 2];
> +
> + switch (ad_type) {
> + case AD_TYPE_INCOMPLETE_UUID16_SERVICE_LIST:
> + {
> + char *uuid = dupuuid2str(ad_data, 16);
> +
> + l_queue_push_tail(ad.uuids, uuid);
> +
> + break;
> + }
> + case AD_TYPE_SHORT_NAME:
> + ad.local_name = malloc(ad_len + 1);
> + memcpy(ad.local_name, ad_data, ad_len);
> + ad.local_name[ad_len] = '\0';
> +
> + break;
> + case AD_TYPE_SERVICE_DATA_UUID16:
> + {
> + struct service_data *sd;
> +
> + sd = l_new(struct service_data, 1);
> + sd->uuid = dupuuid2str(ad_data, 16);
> + sd->data.len = ad_len - 2;
> + memcpy(sd->data.data, ad_data + 2, sd->data.len);
> +
> + l_queue_push_tail(ad.services, sd);
> +
> + break;
> + }
> + case AD_TYPE_APPEARANCE:
> + memcpy(&ad.local_appearance, ad_data, ad_len);
> +
> + break;
> + case AD_TYPE_MANUFACTURER_DATA:
> + {
> + struct manufacturer_data *md;
> +
> + md = l_new(struct manufacturer_data, 1);
> + /* The first 2 octets contain the Company Identifier
> + * Code followed by additional manufacturer specific
> + * data.
> + */
> + memcpy(&md->id, ad_data, 2);
> + md->data.len = ad_len - 2;
> + memcpy(md->data.data, ad_data + 2, md->data.len);
> +
> + l_queue_push_tail(ad.manufacturers, md);
> +
> + break;
> + }
> + default:
> + l_info("Unsupported advertising data type");
> +
> + break;
> + }
> + /* Advertising entity data len + advertising entity header
> + * (type, len)
> + */
> + remaining_data_len -= ad_len + 2;
> + }
> +}
> +
> +static void create_scan_response(uint8_t scan_rsp_len, const uint8_t *data)
> +{
> + /* TODO */
> +}
> +
> +static void start_advertising_setup(struct l_dbus_message *message,
> + void *user_data)
> +{
> + struct l_dbus_message_builder *builder;
> +
> + builder = l_dbus_message_builder_new(message);
> + l_dbus_message_builder_append_basic(builder, 'o', AD_PATH);
> + l_dbus_message_builder_enter_array(builder, "{sv}");
> + l_dbus_message_builder_enter_dict(builder, "sv");
> + l_dbus_message_builder_leave_dict(builder);
> + l_dbus_message_builder_leave_array(builder);
> + l_dbus_message_builder_finalize(builder);
> + l_dbus_message_builder_destroy(builder);
> +}
> +
> +static void btp_gap_start_advertising(uint8_t index, const void *param,
> + uint16_t length, void *user_data)
> +{
> + struct btp_adapter *adapter = find_adapter_by_index(index);
> + const struct btp_gap_start_adv_cp *cp = param;
> + uint8_t status = BTP_ERROR_FAIL;
> + bool prop;
> +
> + if (!adapter) {
> + status = BTP_ERROR_INVALID_INDEX;
> + goto failed;
> + }
> +
> + /* Adapter needs to be powered to be able to remove devices */
> + if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
> + !prop || ad.registered)
> + goto failed;
> +
> + if (!l_dbus_register_interface(dbus, AD_IFACE, setup_ad_interface, NULL,
> + false)) {
> + l_info("Unable to register ad interface");
> + goto failed;
> + }
> +
> + if (!l_dbus_object_add_interface(dbus, AD_PATH, AD_IFACE, NULL)) {
> + l_info("Unable to instantiate ad interface");
> +
> + if (!l_dbus_unregister_interface(dbus, AD_IFACE))
> + l_info("Unable to unregister ad interface");
> +
> + goto failed;
> + }
> +
> + if (!l_dbus_object_add_interface(dbus, AD_PATH,
> + L_DBUS_INTERFACE_PROPERTIES,
> + NULL)) {
> + l_info("Unable to instantiate the properties interface");
> +
> + if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
> + l_info("Unable to remove ad instance");
> + if (!l_dbus_unregister_interface(dbus, AD_IFACE))
> + l_info("Unable to unregister ad interface");
> +
> + goto failed;
> + }
> +
> + ad_init();
> +
> + if (adapter->current_settings & BTP_GAP_SETTING_CONNECTABLE)
> + ad.type = "peripheral";
> + else
> + ad.type = "broadcast";
> +
> + if (cp->adv_data_len > 0)
> + create_advertising_data(cp->adv_data_len, cp->data);
> + if (cp->scan_rsp_len > 0)
> + create_scan_response(cp->scan_rsp_len,
> + cp->data + cp->scan_rsp_len);
> +
> + if (!l_dbus_proxy_method_call(adapter->ad_proxy,
> + "RegisterAdvertisement",
> + start_advertising_setup,
> + start_advertising_reply,
> + NULL, NULL)) {
> + if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
> + l_info("Unable to remove ad instance");
> + if (!l_dbus_unregister_interface(dbus, AD_IFACE))
> + l_info("Unable to unregister ad interface");
> +
> + goto failed;
> + }
> +
> + return;
> +
> +failed:
> + btp_send_error(btp, BTP_GAP_SERVICE, index, status);
> +}
> +
> +static void stop_advertising_reply(struct l_dbus_proxy *proxy,
> + struct l_dbus_message *result,
> + void *user_data)
> +{
> + const char *path = l_dbus_proxy_get_path(proxy);
> + struct btp_adapter *adapter = find_adapter_by_path(path);
> + uint32_t new_settings;
> +
> + if (!adapter)
> + return;
> +
> + if (l_dbus_message_is_error(result)) {
> + const char *name;
> +
> + l_dbus_message_get_error(result, &name, NULL);
> +
> + l_error("Failed to stop advertising %s (%s)",
> + l_dbus_proxy_get_path(proxy), name);
> + return;
> + }
> +
> + if (!l_dbus_object_remove_interface(dbus, AD_PATH, AD_IFACE))
> + l_info("Unable to remove ad instance");
> + if (!l_dbus_object_remove_interface(dbus, AD_PATH,
> + L_DBUS_INTERFACE_PROPERTIES))
> + l_info("Unable to remove propety instance");
> + if (!l_dbus_unregister_interface(dbus, AD_IFACE))
> + l_info("Unable to unregister ad interface");
> +
> + new_settings = adapter->current_settings;
> + new_settings &= ~BTP_GAP_SETTING_ADVERTISING;
> + update_current_settings(adapter, new_settings);
> +
> + ad_cleanup();
> +
> + btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_STOP_ADVERTISING,
> + adapter->index, sizeof(new_settings),
> + &new_settings);
> +}
> +
> +static void btp_gap_stop_advertising(uint8_t index, const void *param,
> + uint16_t length, void *user_data)
> +{
> + struct btp_adapter *adapter = find_adapter_by_index(index);
> + uint8_t status = BTP_ERROR_FAIL;
> + bool prop;
> +
> + if (!adapter) {
> + status = BTP_ERROR_INVALID_INDEX;
> + goto failed;
> + }
> +
> + if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
> + !prop || !ad.registered)
> + goto failed;
> +
> + if (adapter->ad_proxy) {
> + if (!l_dbus_proxy_method_call(adapter->ad_proxy,
> + "UnregisterAdvertisement",
> + unreg_advertising_setup,
> + stop_advertising_reply,
> + NULL, NULL)) {
> + status = BTP_ERROR_FAIL;
> + goto failed;
> + }
> + }
> +
> + return;
> +
> +failed:
> + btp_send_error(btp, BTP_GAP_SERVICE, index, status);
> +}
> +
> static void start_discovery_reply(struct l_dbus_proxy *proxy,
> struct l_dbus_message *result,
> void *user_data)
> @@ -723,6 +1368,12 @@ static void register_gap_service(void)
> btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_SET_BONDABLE,
> btp_gap_set_bondable, NULL, NULL);
>
> + btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_START_ADVERTISING,
> + btp_gap_start_advertising, NULL, NULL);
> +
> + btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_STOP_ADVERTISING,
> + btp_gap_stop_advertising, NULL, NULL);
> +
> btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_START_DISCOVERY,
> btp_gap_start_discovery, NULL, NULL);
>
> @@ -1119,6 +1770,12 @@ static void client_ready(struct l_dbus_client
> *client, void *user_data) BTP_INDEX_NON_CONTROLLER, 0, NULL);
> }
>
> +static void ready_callback(void *user_data)
> +{
> + if (!l_dbus_object_manager_enable(dbus))
> + l_info("Unable to register the ObjectManager");
> +}
> +
> static void usage(void)
> {
> l_info("btpclient - Bluetooth tester");
> @@ -1143,7 +1800,6 @@ int main(int argc, char *argv[])
> {
> struct l_dbus_client *client;
> struct l_signal *signal;
> - struct l_dbus *dbus;
> sigset_t mask;
> int opt;
>
> @@ -1187,6 +1843,7 @@ int main(int argc, char *argv[])
> signal = l_signal_create(&mask, signal_handler, NULL, NULL);
>
> dbus = l_dbus_new_default(L_DBUS_SYSTEM_BUS);
> + l_dbus_set_ready_handler(dbus, ready_callback, NULL, NULL);
> client = l_dbus_client_new(dbus, "org.bluez", "/org/bluez");
>
> l_dbus_client_set_connect_handler(client, client_connected, NULL, NULL);

All patches applied, thanks.

--
pozdrawiam
Szymon Janc



2018-01-17 10:44:11

by Grzegorz Kołodziejczyk

[permalink] [raw]
Subject: [PATCH BlueZ v3 3/3] tools/btpclient: Add connected, disconnected event

This patch adds conntected, disconnected events for btp client.
---
tools/btpclient.c | 96 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 96 insertions(+)

diff --git a/tools/btpclient.c b/tools/btpclient.c
index 374101312..af0e75290 100644
--- a/tools/btpclient.c
+++ b/tools/btpclient.c
@@ -198,6 +198,52 @@ static struct btp_device *find_device_by_address(struct btp_adapter *adapter,
return NULL;
}

+static bool match_adapter_dev_proxy(const void *device, const void *proxy)
+{
+ const struct btp_device *d = device;
+
+ return d->proxy == proxy;
+}
+
+static bool match_adapter_dev(const void *device_a, const void *device_b)
+{
+ return device_a == device_b;
+}
+
+static struct btp_adapter *find_adapter_by_device(struct btp_device *device)
+{
+ const struct l_queue_entry *entry;
+
+ for (entry = l_queue_get_entries(adapters); entry;
+ entry = entry->next) {
+ struct btp_adapter *adapter = entry->data;
+
+ if (l_queue_find(adapter->devices, match_adapter_dev, device))
+ return adapter;
+ }
+
+ return NULL;
+}
+
+static struct btp_device *find_device_by_proxy(struct l_dbus_proxy *proxy)
+{
+ const struct l_queue_entry *entry;
+ struct btp_device *device;
+
+ for (entry = l_queue_get_entries(adapters); entry;
+ entry = entry->next) {
+ struct btp_adapter *adapter = entry->data;
+
+ device = l_queue_find(adapter->devices, match_adapter_dev_proxy,
+ proxy);
+
+ if (device)
+ return device;
+ }
+
+ return NULL;
+}
+
static void btp_gap_read_commands(uint8_t index, const void *param,
uint16_t length, void *user_data)
{
@@ -1505,6 +1551,49 @@ static void btp_gap_device_found_ev(struct l_dbus_proxy *proxy)
sizeof(ev) + ev.eir_len, &ev);
}

+static void btp_gap_device_connection_ev(struct l_dbus_proxy *proxy,
+ bool connected)
+{
+ struct btp_adapter *adapter;
+ struct btp_device *device;
+ const char *str_addr, *str_addr_type;
+ uint8_t address_type;
+
+ device = find_device_by_proxy(proxy);
+ adapter = find_adapter_by_device(device);
+
+ if (!device || !adapter)
+ return;
+
+ if (!l_dbus_proxy_get_property(proxy, "Address", "s", &str_addr))
+ return;
+
+ if (!l_dbus_proxy_get_property(proxy, "AddressType", "s",
+ &str_addr_type))
+ return;
+
+ address_type = strcmp(str_addr_type, "public") ? BTP_GAP_ADDR_RANDOM :
+ BTP_GAP_ADDR_PUBLIC;
+
+ if (connected) {
+ struct btp_gap_device_connected_ev ev;
+
+ str2ba(str_addr, &ev.address);
+ ev.address_type = address_type;
+
+ btp_send(btp, BTP_GAP_SERVICE, BTP_EV_GAP_DEVICE_CONNECTED,
+ adapter->index, sizeof(ev), &ev);
+ } else {
+ struct btp_gap_device_disconnected_ev ev;
+
+ str2ba(str_addr, &ev.address);
+ ev.address_type = address_type;
+
+ btp_send(btp, BTP_GAP_SERVICE, BTP_EV_GAP_DEVICE_DISCONNECTED,
+ adapter->index, sizeof(ev), &ev);
+ }
+}
+
static void register_gap_service(void)
{
btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_READ_SUPPORTED_COMMANDS,
@@ -1908,6 +1997,13 @@ static void property_changed(struct l_dbus_proxy *proxy, const char *name,
return;

btp_gap_device_found_ev(proxy);
+ } else if (!strcmp(name, "Connected")) {
+ bool prop;
+
+ if (!l_dbus_message_get_arguments(msg, "b", &prop))
+ return;
+
+ btp_gap_device_connection_ev(proxy, prop);
}
}
}
--
2.13.6


2018-01-17 10:44:10

by Grzegorz Kołodziejczyk

[permalink] [raw]
Subject: [PATCH BlueZ v3 2/3] tools/btpclient: Add connect, disconnect commands

This patch adds start and stop connect, disconnect commands for btp
client.
---
tools/btpclient.c | 170 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 170 insertions(+)

diff --git a/tools/btpclient.c b/tools/btpclient.c
index 286aa16aa..374101312 100644
--- a/tools/btpclient.c
+++ b/tools/btpclient.c
@@ -114,6 +114,17 @@ static char *dupuuid2str(const uint8_t *uuid, uint8_t len)
}
}

+static bool match_dev_addr_type(const char *addr_type_str, uint8_t addr_type)
+{
+ if (addr_type == BTP_GAP_ADDR_PUBLIC && strcmp(addr_type_str, "public"))
+ return false;
+
+ if (addr_type == BTP_GAP_ADDR_RANDOM && strcmp(addr_type_str, "random"))
+ return false;
+
+ return true;
+}
+
static struct btp_adapter *find_adapter_by_proxy(struct l_dbus_proxy *proxy)
{
const struct l_queue_entry *entry;
@@ -159,6 +170,34 @@ static struct btp_adapter *find_adapter_by_path(const char *path)
return NULL;
}

+static struct btp_device *find_device_by_address(struct btp_adapter *adapter,
+ const bdaddr_t *addr,
+ uint8_t addr_type)
+{
+ const struct l_queue_entry *entry;
+ const char *str;
+ char addr_str[18];
+
+ if (!ba2str(addr, addr_str))
+ return NULL;
+
+ for (entry = l_queue_get_entries(adapter->devices); entry;
+ entry = entry->next) {
+ struct btp_device *device = entry->data;
+
+ l_dbus_proxy_get_property(device->proxy, "Address", "s", &str);
+ if (strcmp(str, addr_str))
+ continue;
+
+ l_dbus_proxy_get_property(device->proxy, "AddressType", "s",
+ &str);
+ if (match_dev_addr_type(str, addr_type))
+ return device;
+ }
+
+ return NULL;
+}
+
static void btp_gap_read_commands(uint8_t index, const void *param,
uint16_t length, void *user_data)
{
@@ -182,6 +221,8 @@ static void btp_gap_read_commands(uint8_t index, const void *param,
commands |= (1 << BTP_OP_GAP_STOP_ADVERTISING);
commands |= (1 << BTP_OP_GAP_START_DISCOVERY);
commands |= (1 << BTP_OP_GAP_STOP_DISCOVERY);
+ commands |= (1 << BTP_OP_GAP_CONNECT);
+ commands |= (1 << BTP_OP_GAP_DISCONNECT);

commands = L_CPU_TO_LE16(commands);

@@ -1307,6 +1348,129 @@ static void btp_gap_stop_discovery(uint8_t index, const void *param,
stop_discovery_reply, NULL, NULL);
}

+static void connect_reply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result, void *user_data)
+{
+ uint8_t adapter_index = L_PTR_TO_UINT(user_data);
+ struct btp_adapter *adapter = find_adapter_by_index(adapter_index);
+
+ if (!adapter) {
+ btp_send_error(btp, BTP_GAP_SERVICE, BTP_INDEX_NON_CONTROLLER,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ if (l_dbus_message_is_error(result)) {
+ const char *name, *desc;
+
+ l_dbus_message_get_error(result, &name, &desc);
+ l_error("Failed to connect (%s), %s", name, desc);
+
+ btp_send_error(btp, BTP_GAP_SERVICE, adapter_index,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_CONNECT, adapter_index, 0,
+ NULL);
+}
+
+static void btp_gap_connect(uint8_t index, const void *param, uint16_t length,
+ void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_index(index);
+ const struct btp_gap_connect_cp *cp = param;
+ struct btp_device *device;
+ bool prop;
+ uint8_t status = BTP_ERROR_FAIL;
+
+ if (!adapter) {
+ status = BTP_ERROR_INVALID_INDEX;
+ goto failed;
+ }
+
+ /* Adapter needs to be powered to be able to connect */
+ if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
+ !prop)
+ goto failed;
+
+ device = find_device_by_address(adapter, &cp->address,
+ cp->address_type);
+
+ if (!device)
+ goto failed;
+
+ l_dbus_proxy_method_call(device->proxy, "Connect", NULL, connect_reply,
+ L_UINT_TO_PTR(adapter->index), NULL);
+
+ return;
+
+failed:
+ btp_send_error(btp, BTP_GAP_SERVICE, index, status);
+}
+
+static void disconnect_reply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result, void *user_data)
+{
+ uint8_t adapter_index = L_PTR_TO_UINT(user_data);
+ struct btp_adapter *adapter = find_adapter_by_index(adapter_index);
+
+ if (!adapter) {
+ btp_send_error(btp, BTP_GAP_SERVICE, BTP_INDEX_NON_CONTROLLER,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ if (l_dbus_message_is_error(result)) {
+ const char *name, *desc;
+
+ l_dbus_message_get_error(result, &name, &desc);
+ l_error("Failed to disconnect (%s), %s", name, desc);
+
+ btp_send_error(btp, BTP_GAP_SERVICE, adapter_index,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ btp_send(btp, BTP_GAP_SERVICE, BTP_OP_GAP_DISCONNECT, adapter_index, 0,
+ NULL);
+}
+
+static void btp_gap_disconnect(uint8_t index, const void *param,
+ uint16_t length, void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_index(index);
+ const struct btp_gap_disconnect_cp *cp = param;
+ uint8_t status = BTP_ERROR_FAIL;
+ struct btp_device *device;
+ bool prop;
+
+ if (!adapter) {
+ status = BTP_ERROR_INVALID_INDEX;
+ goto failed;
+ }
+
+ /* Adapter needs to be powered to be able to connect */
+ if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
+ !prop)
+ goto failed;
+
+ device = find_device_by_address(adapter, &cp->address,
+ cp->address_type);
+
+ if (!device)
+ goto failed;
+
+ l_dbus_proxy_method_call(device->proxy, "Disconnect", NULL,
+ disconnect_reply,
+ L_UINT_TO_PTR(adapter->index), NULL);
+
+ return;
+
+failed:
+ btp_send_error(btp, BTP_GAP_SERVICE, index, status);
+}
+
static void btp_gap_device_found_ev(struct l_dbus_proxy *proxy)
{
struct btp_device_found_ev ev;
@@ -1379,6 +1543,12 @@ static void register_gap_service(void)

btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_STOP_DISCOVERY,
btp_gap_stop_discovery, NULL, NULL);
+
+ btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_CONNECT, btp_gap_connect,
+ NULL, NULL);
+
+ btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_DISCONNECT,
+ btp_gap_disconnect, NULL, NULL);
}

static void btp_core_read_commands(uint8_t index, const void *param,
--
2.13.6