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 DAS_COMMON_H 17 #define DAS_COMMON_H 18 19 #include "das_module_defines.h" 20 #include "identity_defines.h" 21 #include "json_utils.h" 22 #include "string_util.h" 23 24 #ifdef __cplusplus 25 extern "C" { 26 #endif 27 28 int32_t GenerateKeyAlias(const Uint8Buff *pkgName, const Uint8Buff *serviceType, const KeyAliasType keyType, 29 const Uint8Buff *authId, Uint8Buff *outKeyAlias); 30 int32_t GeneratePseudonymPskAlias(const Uint8Buff *serviceType, const Uint8Buff *peerAuthId, Uint8Buff *outKeyAlias); 31 int32_t GetIdPeer(const CJson *in, const char *peerIdKey, const Uint8Buff *authIdSelf, Uint8Buff *authIdPeer); 32 int32_t GetAndCheckAuthIdPeer(const CJson *in, const Uint8Buff *authIdSelf, const Uint8Buff *authIdPeer); 33 int32_t GetAuthIdPeerFromPayload(const CJson *in, const Uint8Buff *authIdSelf, Uint8Buff *authIdPeer); 34 int32_t GetAndCheckKeyLenOnServer(const CJson *in, uint32_t keyLen); 35 36 void DasSendErrMsgToSelf(CJson *out, int errCode); 37 void DasSendErrorToOut(CJson *out, int errCode); // send error to self and peer 38 39 uint32_t ProtocolMessageIn(const CJson *in); 40 int ClientProtocolMessageOut(CJson *out, int opCode, uint32_t step); 41 int ServerProtocolMessageOut(CJson *out, int opCode, uint32_t step); 42 43 #ifdef __cplusplus 44 } 45 #endif 46 #endif 47