1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include "AbiFilter.h" 18 19 #include <memory> 20 21 #include "io/Util.h" 22 23 namespace aapt { 24 FromAbiList(const std::vector<configuration::Abi> & abi_list)25std::unique_ptr<AbiFilter> AbiFilter::FromAbiList(const std::vector<configuration::Abi>& abi_list) { 26 std::unordered_set<std::string_view> abi_set; 27 for (auto& abi : abi_list) { 28 abi_set.insert(configuration::AbiToString(abi)); 29 } 30 // Make unique by hand as the constructor is private. 31 return std::unique_ptr<AbiFilter>(new AbiFilter(std::move(abi_set))); 32 } 33 Keep(std::string_view path)34bool AbiFilter::Keep(std::string_view path) { 35 // We only care about libraries. 36 if (!util::StartsWith(path, kLibPrefix)) { 37 return true; 38 } 39 40 auto abi_end = path.find('/', kLibPrefixLen); 41 if (abi_end == std::string::npos) { 42 // Ignore any files in the top level lib directory. 43 return true; 44 } 45 46 // Strip the lib/ prefix. 47 const auto path_abi = path.substr(kLibPrefixLen, abi_end - kLibPrefixLen); 48 return (abis_.find(path_abi) != abis_.end()); 49 } 50 51 } // namespace aapt 52