1 /* 2 * Copyright (c) 2024, The OpenThread Authors. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 3. Neither the name of the copyright holder nor the 13 * names of its contributors may be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef OT_POSIX_PLATFORM_TMP_STORAGE_HPP_ 30 #define OT_POSIX_PLATFORM_TMP_STORAGE_HPP_ 31 32 #include "openthread-posix-config.h" 33 #include "platform-posix.h" 34 35 #include "settings_file.hpp" 36 37 #if OPENTHREAD_POSIX_CONFIG_TMP_STORAGE_ENABLE 38 namespace ot { 39 namespace Posix { 40 41 class TmpStorage 42 { 43 public: TmpStorage(void)44 TmpStorage(void) 45 : mStorageFile() 46 { 47 } 48 49 /** 50 * Performs the initialization for the temporary storage. 51 */ 52 void Init(void); 53 54 /** 55 * Performs the de-initialization for the temporary storage. 56 */ 57 void Deinit(void); 58 59 /** 60 * Saves the radio spinel metrics to the temporary storage. 61 * 62 * @param[in] aMetrics A reference to the radio spinel metrics. 63 */ 64 void SaveRadioSpinelMetrics(const otRadioSpinelMetrics &aMetrics); 65 66 /** 67 * Restores the radio spinel metrics from the temporary storage. 68 * 69 * @param[out] aMetrics A reference to the radio spinel metrics. 70 * 71 * @retval OT_ERROR_NONE The radio spinel metrics was found and fetched successfully. 72 * @retval OT_ERROR_NOT_FOUND The radio spinel metrics was not found in the setting store. 73 */ 74 otError RestoreRadioSpinelMetrics(otRadioSpinelMetrics &aMetrics); 75 76 private: 77 enum 78 { 79 kKeyBootTime = 1, 80 kKeyRadioSpinelMetrics = 2, 81 }; 82 83 otError SettingsFileInit(void); 84 time_t GetBootTime(void); 85 bool BootTimeMatch(time_t aBootTimeA, time_t aBootTimeB); 86 87 SettingsFile mStorageFile; 88 }; 89 90 } // namespace Posix 91 } // namespace ot 92 #endif // OPENTHREAD_POSIX_CONFIG_TMP_STORAGE_ENABLE 93 #endif // OT_POSIX_PLATFORM_TMP_STORAGE_HPP_ 94