From: Grzegorz Kolodziejczyk <grzegorz.kolodziejczyk@xxxxxxxxxxx>
This patch adds start and stop discovery command for btp client.
---
tools/btpclient.c | 227 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 227 insertions(+)
diff --git a/tools/btpclient.c b/tools/btpclient.c
index e9d766d..3914238 100644
--- a/tools/btpclient.c
+++ b/tools/btpclient.c
@@ -122,6 +122,8 @@ static void btp_gap_read_commands(uint8_t index, const void *param,
commands |= (1 << BTP_OP_GAP_SET_POWERED);
commands |= (1 << BTP_OP_GAP_SET_DISCOVERABLE);
commands |= (1 << BTP_OP_GAP_SET_BONDABLE);
+ commands |= (1 << BTP_OP_GAP_START_DISCOVERY);
+ commands |= (1 << BTP_OP_GAP_STOP_DISCOVERY);
commands = L_CPU_TO_LE16(commands);
@@ -399,6 +401,225 @@ 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)
+{
+ struct btp_adapter *adapter = find_adapter_by_proxy(proxy);
+
+ 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 discovery (%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_START_DISCOVERY,
+ adapter->index, 0, NULL);
+}
+
+static void set_discovery_filter_setup(struct l_dbus_message *message,
+ void *user_data)
+{
+ uint8_t flags = L_PTR_TO_UINT(user_data);
+ struct l_dbus_message_builder *builder;
+
+ if (!(flags & (BTP_GAP_DISCOVERY_FLAG_LE |
+ BTP_GAP_DISCOVERY_FLAG_BREDR)))
+ {
+ l_info("Failed to start discovery - no transport set");
+ return;
+ }
+
+ builder = l_dbus_message_builder_new(message);
+
+ l_dbus_message_builder_enter_array(builder, "{sv}");
+ l_dbus_message_builder_enter_dict(builder, "sv");
+
+ /* Be in observer mode or in general mode (default in Bluez) */
+ if (flags & BTP_GAP_DISCOVERY_FLAG_OBSERVATION) {
+ l_dbus_message_builder_append_basic(builder, 's', "Transport");
+ l_dbus_message_builder_enter_variant(builder, "s");
+
+ if (flags & (BTP_GAP_DISCOVERY_FLAG_LE |
+ BTP_GAP_DISCOVERY_FLAG_BREDR))
+ l_dbus_message_builder_append_basic(builder, 's',
+ "auto");
+ else if (flags & BTP_GAP_DISCOVERY_FLAG_LE)
+ l_dbus_message_builder_append_basic(builder, 's', "le");
+ else if (flags & BTP_GAP_DISCOVERY_FLAG_BREDR)
+ l_dbus_message_builder_append_basic(builder, 's',
+ "bredr");
+
+ l_dbus_message_builder_leave_variant(builder);
+ }
+
+ l_dbus_message_builder_leave_dict(builder);
+ l_dbus_message_builder_leave_array(builder);
+
+ /* TODO add passive, limited discovery */
+ l_dbus_message_builder_finalize(builder);
+ l_dbus_message_builder_destroy(builder);
+}
+
+static void set_discovery_filter_reply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result,
+ void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_proxy(proxy);
+
+ 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 set discovery filter (%s), %s", name, desc);
+
+ btp_send_error(btp, BTP_GAP_SERVICE, adapter->index,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ l_dbus_proxy_method_call(adapter->proxy, "StartDiscovery", NULL,
+ start_discovery_reply, NULL, NULL);
+}
+
+static void btp_gap_start_discovery(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_discovery_cp *cp = param;
+ bool prop;
+
+ if (!adapter) {
+ btp_send_error(btp, BTP_GAP_SERVICE, index,
+ BTP_ERROR_INVALID_INDEX);
+ return;
+ }
+
+ /* Adapter needs to be powered to start discovery */
+ if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
+ !prop) {
+ btp_send_error(btp, BTP_GAP_SERVICE, index, BTP_ERROR_FAIL);
+ return;
+ }
+
+ l_dbus_proxy_method_call(adapter->proxy, "SetDiscoveryFilter",
+ set_discovery_filter_setup,
+ set_discovery_filter_reply,
+ L_UINT_TO_PTR(cp->flags), NULL);
+}
+
+static void clear_discovery_filter_setup(struct l_dbus_message *message,
+ void *user_data)
+{
+ struct l_dbus_message_builder *builder;
+
+ builder = l_dbus_message_builder_new(message);
+
+ /* Clear discovery filter setup */
+ 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 clear_discovery_filter_reaply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result,
+ void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_proxy(proxy);
+
+ 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 set discovery filter (%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_STOP_DISCOVERY,
+ adapter->index, 0, NULL);
+}
+
+static void stop_discovery_reply(struct l_dbus_proxy *proxy,
+ struct l_dbus_message *result,
+ void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_proxy(proxy);
+
+ 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;
+
+ l_dbus_message_get_error(result, &name, NULL);
+ l_error("Failed to stop discovery (%s)", name);
+
+ btp_send_error(btp, BTP_GAP_SERVICE, adapter->index,
+ BTP_ERROR_FAIL);
+ return;
+ }
+
+ l_dbus_proxy_method_call(adapter->proxy, "SetDiscoveryFilter",
+ clear_discovery_filter_setup,
+ clear_discovery_filter_reaply,
+ NULL, NULL);
+}
+
+static void btp_gap_stop_discovery(uint8_t index, const void *param,
+ uint16_t length, void *user_data)
+{
+ struct btp_adapter *adapter = find_adapter_by_index(index);
+ bool prop;
+
+ if (!adapter) {
+ btp_send_error(btp, BTP_GAP_SERVICE, index,
+ BTP_ERROR_INVALID_INDEX);
+ return;
+ }
+
+ /* Adapter needs to be powered to be able to remove devices */
+ if (!l_dbus_proxy_get_property(adapter->proxy, "Powered", "b", &prop) ||
+ !prop) {
+ btp_send_error(btp, BTP_GAP_SERVICE, index, BTP_ERROR_FAIL);
+ return;
+ }
+
+ l_dbus_proxy_method_call(adapter->proxy, "StopDiscovery", NULL,
+ stop_discovery_reply, NULL, NULL);
+}
+
static void btp_gap_device_found_ev(struct l_dbus_proxy *proxy)
{
struct btp_device_found_ev ev;
@@ -456,6 +677,12 @@ 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_DISCOVERY,
+ btp_gap_start_discovery, NULL, NULL);
+
+ btp_register(btp, BTP_GAP_SERVICE, BTP_OP_GAP_STOP_DISCOVERY,
+ btp_gap_stop_discovery, NULL, NULL);
}
static void btp_core_read_commands(uint8_t index, const void *param,
--
2.7.4
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