1 /* 2 * Copyright (C) 2022 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 HCF_MD_H 17 #define HCF_MD_H 18 19 #include "blob.h" 20 #include "result.h" 21 #include "object_base.h" 22 23 typedef struct HcfMd HcfMd; 24 25 struct HcfMd { 26 HcfObjectBase base; 27 28 HcfResult (*update)(HcfMd *self, HcfBlob *input); 29 30 HcfResult (*doFinal)(HcfMd *self, HcfBlob *output); 31 32 uint32_t (*getMdLength)(HcfMd *self); 33 34 const char *(*getAlgoName)(HcfMd *self); 35 }; 36 37 #ifdef __cplusplus 38 extern "C" { 39 #endif 40 41 HcfResult HcfMdCreate(const char *algoName, HcfMd **md); 42 43 #ifdef __cplusplus 44 } 45 #endif 46 47 #endif 48