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_MAC_SPI_H 17 #define HCF_MAC_SPI_H 18 19 #include <stdint.h> 20 #include "result.h" 21 #include "sym_key.h" 22 23 typedef struct HcfMacSpi HcfMacSpi; 24 25 struct HcfMacSpi { 26 HcfObjectBase base; 27 // init the Mac with given key 28 HcfResult (*engineInitMac)(HcfMacSpi *self, const HcfSymKey *key); 29 // update mac with input datablob 30 HcfResult (*engineUpdateMac)(HcfMacSpi *self, HcfBlob *input); 31 // output mac in output datablob 32 HcfResult (*engineDoFinalMac)(HcfMacSpi *self, HcfBlob *output); 33 // get the length of chosen hash algo 34 uint32_t (*engineGetMacLength)(HcfMacSpi *self); 35 }; 36 37 #endif