1 /* 2 * Copyright (c) 2023-2024 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 LNN_CIPHERKEY_MANAGER_H 17 #define LNN_CIPHERKEY_MANAGER_H 18 19 #include "cJSON.h" 20 #include "lnn_data_cloud_sync.h" 21 22 #ifdef __cplusplus 23 extern "C" { 24 #endif 25 26 typedef struct { 27 char udid[UDID_BUF_LEN]; 28 uint64_t endTime; 29 BroadcastCipherInfo cipherInfo; 30 } BroadcastCipherKey; 31 32 int32_t LnnInitCipherKeyManager(void); 33 void LnnDeinitCipherKeyManager(void); 34 bool GetCipherKeyByNetworkId(const char *networkId, int32_t seq, uint32_t tableIndex, AesCtrCipherKey *cipherkey, 35 int32_t keyLen); 36 bool GetLocalCipherKey(int32_t seq, uint32_t *tableIndex, AesCtrCipherKey *cipherkey, int32_t keyLen); 37 void LoadBleBroadcastKey(void); 38 bool IsCipherManagerFindKey(const char *udid); 39 bool PackCipherKeySyncMsg(void *json); 40 void ProcessCipherKeySyncInfo(const void *json, const char *networkId); 41 int32_t GenerateNewLocalCipherKey(void); 42 int32_t LnnLoadLocalBroadcastCipherKey(void); 43 int32_t LnnGetLocalBroadcastCipherKey(BroadcastCipherKey *broadcastKey); 44 int32_t LnnSaveLocalBroadcastCipherKey(const BroadcastCipherKey *broadcastKey); 45 int32_t LnnUpdateLocalBroadcastCipherKey(BroadcastCipherKey *broadcastKey); 46 int32_t LnnGetLocalBroadcastCipherInfo(CloudSyncInfo *info); 47 int32_t LnnSetRemoteBroadcastCipherInfo(const char *value, const char *udid); 48 int32_t LnnSyncBroadcastLinkKey(const char *networkId); 49 bool IsNeedSyncBroadcastLinkKey(const char *networkId); 50 int32_t LnnInitBroadcastLinkKey(void); 51 void LnnDeinitBroadcastLinkKey(void); 52 #ifdef __cplusplus 53 } 54 #endif 55 #endif // LNN_CIPHERKEY_MANAGER_H 56