1 // Copyright (C) 2019 Google LLC 2 // 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 #ifndef ICING_FILE_POSTING_LIST_POSTING_LIST_UTILS_H_ 16 #define ICING_FILE_POSTING_LIST_POSTING_LIST_UTILS_H_ 17 18 #include <cstdint> 19 20 namespace icing { 21 namespace lib { 22 23 namespace posting_list_utils { 24 25 // For a posting list size to be valid, it must: 26 // 1) be data_type_bytes aligned 27 // 2) be equal to or larger than min_posting_list_size 28 // 3) be small enough to be encoded within a single data (data_type_bytes) 29 bool IsValidPostingListSize(uint32_t size_in_bytes, uint32_t data_type_bytes, 30 uint32_t min_posting_list_size); 31 32 } // namespace posting_list_utils 33 34 } // namespace lib 35 } // namespace icing 36 37 #endif // ICING_FILE_POSTING_LIST_POSTING_LIST_UTILS_H_ 38