1 /* 2 * Copyright (C) 2020 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 #ifndef IDMAP2_INCLUDE_IDMAP2_POLICYUTILS_H_ 18 #define IDMAP2_INCLUDE_IDMAP2_POLICYUTILS_H_ 19 20 #include <string> 21 #include <vector> 22 23 #include "androidfw/ResourceTypes.h" 24 #include "idmap2/Policies.h" 25 #include "idmap2/Result.h" 26 27 using PolicyBitmask = android::ResTable_overlayable_policy_header::PolicyBitmask; 28 29 namespace android::idmap2::utils { 30 31 // Returns a Result object containing a policy flag bitmask built from a list of policy strings. 32 // On error will contain a human readable message listing the invalid policies. 33 Result<PolicyBitmask> PoliciesToBitmaskResult(const std::vector<std::string>& policies); 34 35 // Converts a bitmask of policy flags into a list of their string representation as would be written 36 // into XML 37 std::vector<std::string> BitmaskToPolicies(const PolicyBitmask& bitmask); 38 39 } // namespace android::idmap2::utils 40 41 #endif // IDMAP2_INCLUDE_IDMAP2_POLICYUTILS_H_ 42