1 // Copyright 2022 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 #pragma once 16 17 #define PW_CHECKSUM_CRC32_8BITS 8 18 #define PW_CHECKSUM_CRC32_4BITS 4 19 #define PW_CHECKSUM_CRC32_1BITS 1 20 21 #ifndef PW_CHECKSUM_CRC32_DEFAULT_IMPL 22 #define PW_CHECKSUM_CRC32_DEFAULT_IMPL PW_CHECKSUM_CRC32_8BITS 23 #endif // PW_CHECKSUM_CRC32_DEFAULT_IMPL 24 25 #ifdef __cplusplus 26 static_assert(PW_CHECKSUM_CRC32_DEFAULT_IMPL == PW_CHECKSUM_CRC32_8BITS || 27 PW_CHECKSUM_CRC32_DEFAULT_IMPL == PW_CHECKSUM_CRC32_4BITS || 28 PW_CHECKSUM_CRC32_DEFAULT_IMPL == PW_CHECKSUM_CRC32_1BITS); 29 #endif // __cplusplus 30