From: Wootak Jung <wootak.jung@samsung.com>
Date: Tue, 27 Feb 2024 04:41:27 +0000 (+0900)
Subject: Add new L2CAP socket API to get the maximum buffer size
X-Git-Tag: accepted/tizen/7.0/unified/20240330.125439^0
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=90373b5502d2142cc9dc8716521cb70ac5ec7c0d;p=platform%2Fcore%2Fapi%2Fbluetooth.git

Add new L2CAP socket API to get the maximum buffer size

Change-Id: I07346e76772c3d8379f2eb713bb55996fa1d3bba
Signed-off-by: Wootak Jung <wootak.jung@samsung.com>
---

diff --git a/include/bluetooth_internal.h b/include/bluetooth_internal.h
index 2856a1c..095ba31 100644
--- a/include/bluetooth_internal.h
+++ b/include/bluetooth_internal.h
@@ -5645,6 +5645,22 @@ int bt_adapter_le_add_advertising_custom_name(bt_advertiser_h advertiser,
 int bt_adapter_le_remove_advertising_custom_name(bt_advertiser_h advertiser,
 		bt_adapter_le_packet_type_e pkt_type);
 
+/**
+ * @ingroup CAPI_NETWORK_BLUETOOTH_L2CAP_SOCKET_MODULE
+ * @brief Gets the maximum buffer size.
+ *
+ * @param[out] size The maximum size of buffer
+ *
+ * @return 0 on success, otherwise a negative error value
+ * @retval #BT_ERROR_NONE Successful
+ * @retval #BT_ERROR_NOT_SUPPORTED Not supported
+ * @retval #BT_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #BT_ERROR_NOT_INITIALIZED Not initialized
+ *
+ * @see bt_socket_send_data_l2cap_channel()
+ */
+int bt_socket_get_l2cap_max_buffer_size(int *size);
+
 /**
  * @}
  */
diff --git a/src/bluetooth-socket.c b/src/bluetooth-socket.c
index 3f7bb46..02050d9 100644
--- a/src/bluetooth-socket.c
+++ b/src/bluetooth-socket.c
@@ -509,6 +509,21 @@ int bt_socket_get_l2cap_psm(int socket_fd, int *psm)
 	return ret; /* LCOV_EXCL_STOP */
 }
 
+int bt_socket_get_l2cap_max_buffer_size(int *size)
+{
+	int error_code = BT_ERROR_NONE;
+
+	BT_CHECK_SUPPORTED_FEATURE(BT_FEATURE_LE_COC);
+	BT_CHECK_INIT_STATUS(); /* LCOV_EXCL_START */
+	BT_CHECK_INPUT_PARAMETER(size);
+
+	error_code = bluetooth_l2cap_le_get_max_buffer_size(size);
+	if (error_code != BT_ERROR_NONE)
+		BT_ERR("%s(0x%08x)", _bt_convert_error_to_string(error_code), error_code);
+
+	return error_code; /* LCOV_EXCL_STOP */
+}
+
 int bt_socket_set_l2cap_channel_connection_state_changed_cb(
 						bt_socket_l2cap_channel_connection_state_changed_cb callback, void *user_data)
 {
diff --git a/tests/test/bt_unit_test.c b/tests/test/bt_unit_test.c
index 2846b98..be008bc 100644
--- a/tests/test/bt_unit_test.c
+++ b/tests/test/bt_unit_test.c
@@ -509,6 +509,8 @@ tc_table_t tc_socket[] = {
 		, BT_UNIT_TEST_FUNCTION_SOCKET_SEND_DATA_L2CAP_CHANNEL},
 	{"bt_socket_get_l2cap_psm"
 		, BT_UNIT_TEST_FUNCTION_SOCKET_GET_L2CAP_PSM},
+	{"bt_socket_get_l2cap_max_buffer_size"
+		, BT_UNIT_TEST_FUNCTION_SOCKET_GET_L2CAP_MAX_BUFFER_SIZE},
 	{"bt_socket_set_l2cap_channel_connection_requested_cb"
 		, BT_UNIT_TEST_FUNCTION_SOCKET_SET_L2CAP_CHANNEL_CONNECTION_REQUESTED_CB},
 	{"bt_socket_unset_l2cap_channel_connection_requested_cb"
@@ -6421,6 +6423,15 @@ int test_input_callback(void *data)
 			}
 			break;
 		}
+		case BT_UNIT_TEST_FUNCTION_SOCKET_GET_L2CAP_MAX_BUFFER_SIZE: {
+			int size;
+			ret = bt_socket_get_l2cap_max_buffer_size(&size);
+			if (ret != BT_ERROR_NONE)
+				TC_PRT("returns %s\n", __bt_get_error_message(ret));
+			else
+				TC_PRT("max buffer size: %d(0x%x)", size, size);
+			break;
+		}
 		case BT_UNIT_TEST_FUNCTION_SOCKET_SET_L2CAP_CHANNEL_CONNECTION_REQUESTED_CB:
 			ret = bt_socket_set_l2cap_channel_connection_requested_cb(
 				__bt_socket_connection_requested_cb, NULL);
diff --git a/tests/test/bt_unit_test.h b/tests/test/bt_unit_test.h
index 34f936a..4dc6871 100644
--- a/tests/test/bt_unit_test.h
+++ b/tests/test/bt_unit_test.h
@@ -212,6 +212,7 @@ typedef enum {
 	BT_UNIT_TEST_FUNCTION_SOCKET_DISCONNECT_L2CAP_CHANNEL,
 	BT_UNIT_TEST_FUNCTION_SOCKET_SEND_DATA_L2CAP_CHANNEL,
 	BT_UNIT_TEST_FUNCTION_SOCKET_GET_L2CAP_PSM,
+	BT_UNIT_TEST_FUNCTION_SOCKET_GET_L2CAP_MAX_BUFFER_SIZE,
 	BT_UNIT_TEST_FUNCTION_SOCKET_SET_L2CAP_CHANNEL_CONNECTION_REQUESTED_CB,
 	BT_UNIT_TEST_FUNCTION_SOCKET_UNSET_L2CAP_CHANNEL_CONNECTION_REQUESTED_CB,
 	BT_UNIT_TEST_FUNCTION_SOCKET_SET_L2CAP_CHANNEL_CONNECTION_STATE_CHANGED_CB,