1 // Copyright 2020 The Pigweed Authors 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not 4 // use this file except in compliance with the License. You may obtain a copy of 5 // the License at 6 // 7 // https://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, WITHOUT 11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 12 // License for the specific language governing permissions and limitations under 13 // the License. 14 15 // Utilities for building std::byte arrays from strings or integer values. 16 #pragma once 17 18 #include <cstddef> 19 20 /// @def PW_KVS_LOG_LEVEL 21 /// 22 /// Which log level to use for `pw_kvs` logs. 23 #ifndef PW_KVS_LOG_LEVEL 24 #define PW_KVS_LOG_LEVEL PW_LOG_LEVEL_INFO 25 #endif // PW_KVS_LOG_LEVEL 26 27 /// @def PW_KVS_MAX_FLASH_ALIGNMENT 28 /// 29 /// The maximum flash alignment supported. 30 #ifndef PW_KVS_MAX_FLASH_ALIGNMENT 31 #define PW_KVS_MAX_FLASH_ALIGNMENT 256UL 32 #endif // PW_KVS_MAX_FLASH_ALIGNMENT 33 34 static_assert((PW_KVS_MAX_FLASH_ALIGNMENT >= 16UL), 35 "Max flash alignment is required to be at least 16"); 36 37 /// @def PW_KVS_REMOVE_DELETED_KEYS_IN_HEAVY_MAINTENANCE 38 /// 39 /// Whether to remove deleted keys in heavy maintanence. This feature costs 40 /// some code size (>1KB) and is only necessary if arbitrary key names are 41 /// used. Without this feature, deleted key entries can fill the KVS, making it 42 /// impossible to add more keys, even though most keys are deleted. 43 #ifndef PW_KVS_REMOVE_DELETED_KEYS_IN_HEAVY_MAINTENANCE 44 #define PW_KVS_REMOVE_DELETED_KEYS_IN_HEAVY_MAINTENANCE 1 45 #endif // PW_KVS_REMOVE_DELETED_KEYS_IN_HEAVY_MAINTENANCE 46 47 namespace pw::kvs { 48 49 inline constexpr size_t kMaxFlashAlignment = PW_KVS_MAX_FLASH_ALIGNMENT; 50 51 } // namespace pw::kvs 52