components/nvs_flash/src/nvs_encrypted_partition.hpp (ESP-IDF)

// Copyright 2019 Espressif Systems (Shanghai) PTE LTD // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #ifndef NVS_ENCRYPTED_PARTITION_HPP_ #define NVS_ENCRYPTED_PARTITION_HPP_ #include "mbedtls/aes.h" #include "nvs_flash.h" #include "nvs_partition.hpp" namespace nvs { class NVSEncryptedPartition : public NVSPartition { public: NVSEncryptedPartition(const esp_partition_t *partition); virtual ~NVSEncryptedPartition() { } esp_err_t init(nvs_sec_cfg_t* cfg); esp_err_t read(size_t src_offset, void* dst, size_t size) override; esp_err_t write(size_t dst_offset, const void* src, size_t size) override; protected: mbedtls_aes_xts_context mEctxt; mbedtls_aes_xts_context mDctxt; }; } // nvs #endif // NVS_ENCRYPTED_PARTITION_HPP_