1 /* 2 * Copyright (C) 2021 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef NAPI_CELLULAR_DATA_TYPES_H 17 #define NAPI_CELLULAR_DATA_TYPES_H 18 19 #include <cstdint> 20 21 namespace OHOS { 22 namespace Telephony { 23 enum class DataConnectionState : int32_t { 24 /** 25 * Indicates that a cellular data link is unknown. 26 */ 27 DATA_STATE_UNKNOWN = -1, 28 29 /** 30 * Indicates that a cellular data link is disconnected. 31 */ 32 DATA_STATE_DISCONNECTED = 0, 33 34 /** 35 * Indicates that a cellular data link is being connected. 36 */ 37 DATA_STATE_CONNECTING = 1, 38 39 /** 40 * Indicates that a cellular data link is connected. 41 */ 42 DATA_STATE_CONNECTED = 2, 43 44 /** 45 * Indicates that a cellular data link is suspended. 46 */ 47 DATA_STATE_SUSPENDED = 3 48 }; 49 50 enum class DataFlowType : int32_t { 51 /** 52 * Indicates that there is no uplink or downlink data. 53 */ 54 DATA_FLOW_TYPE_NONE = 0, 55 56 /** 57 * Indicates that there is only downlink data. 58 */ 59 DATA_FLOW_TYPE_DOWN = 1, 60 61 /** 62 * Indicates that there is only uplink data. 63 */ 64 DATA_FLOW_TYPE_UP = 2, 65 66 /** 67 * Indicates that there is uplink and downlink data. 68 */ 69 DATA_FLOW_TYPE_UP_DOWN = 3, 70 71 /** 72 * Indicates that there is no uplink or downlink data, and the bottom-layer link is in the dormant state. 73 */ 74 DATA_FLOW_TYPE_DORMANT = 4 75 }; 76 } // namespace Telephony 77 } // namespace OHOS 78 #endif // NAPI_CELLULAR_DATA_TYPES_H