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_VERSION_UTIL_H 17 #define DAS_VERSION_UTIL_H 18 19 #include "pake_defs.h" 20 #include "version_util.h" 21 22 #define ALG_OFFSET_FOR_PAKE_V1 0 23 #define ALG_OFFSET_FOR_PAKE_V2 5 24 25 typedef enum { 26 UNSUPPORTED_ALG = 0x0000, 27 DL_PAKE_V1 = 0x0001, // 0001 28 EC_PAKE_V1 = 0x0002, // 0010 29 STS_ALG = 0x0004, // 0100 30 PSK_SPEKE = 0x0008, // 1000 31 ISO_ALG = 0x0010, // 0001 0000 32 DL_PAKE_V2 = 0x0020, // 0010 0000 33 EC_PAKE_V2 = 0x0040, // 0100 0000 34 } DasAlgType; 35 36 typedef enum { 37 INITIAL, 38 VERSION_CONFIRM, 39 VERSION_DECIDED, 40 } VersionAgreementStatus; 41 42 typedef struct VersionInfoT { 43 int32_t opCode; 44 VersionAgreementStatus versionStatus; 45 VersionStruct minVersion; 46 VersionStruct curVersion; 47 } VersionInfo; 48 49 int32_t GetVersionFromJson(const CJson *jsonObj, VersionStruct *minVer, VersionStruct *maxVer); 50 int32_t AddVersionToJson(CJson *jsonObj, const VersionStruct *minVer, const VersionStruct *maxVer); 51 52 bool IsVersionEqual(VersionStruct *src, VersionStruct *des); 53 int32_t NegotiateVersion(VersionStruct *minVersionPeer, VersionStruct *curVersionPeer, 54 VersionStruct *curVersionSelf); 55 56 ProtocolType GetPrototolType(VersionStruct *curVersion, OperationCode opCode); 57 PakeAlgType GetSupportedPakeAlg(VersionStruct *curVersion, ProtocolType protocolType); 58 bool IsSupportedPsk(VersionStruct *curVersion); 59 60 #endif 61