741e96ff07
GetResourceName used GetPAckageById which only works when the compile time package id is eqal to the runtime package id. This change resolves resource names correctly using the ruuntime package id. Bug: 79666085 Test: libandroidfw_tests Change-Id: Ic60cb2416329c5cb34e925991cd689ca7574b483
74 lines
2.7 KiB
C++
74 lines
2.7 KiB
C++
/*
|
|
* Copyright (C) 2017 The Android Open Source Project
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
#ifndef ANDROIDFW_RESOURCEUTILS_H
|
|
#define ANDROIDFW_RESOURCEUTILS_H
|
|
|
|
#include "androidfw/AssetManager2.h"
|
|
#include "androidfw/StringPiece.h"
|
|
|
|
namespace android {
|
|
|
|
// Extracts the package, type, and name from a string of the format: [[package:]type/]name
|
|
// Validation must be performed on each extracted piece.
|
|
// Returns false if there was a syntax error.
|
|
bool ExtractResourceName(const StringPiece& str, StringPiece* out_package, StringPiece* out_type,
|
|
StringPiece* out_entry);
|
|
|
|
// Convert a type_string_ref, entry_string_ref, and package to AssetManager2::ResourceName.
|
|
// Useful for getting resource name without re-running AssetManager2::FindEntry searches.
|
|
bool ToResourceName(const StringPoolRef& type_string_ref,
|
|
const StringPoolRef& entry_string_ref,
|
|
const StringPiece& package_name,
|
|
AssetManager2::ResourceName* out_name);
|
|
|
|
// Formats a ResourceName to "package:type/entry_name".
|
|
std::string ToFormattedResourceString(AssetManager2::ResourceName* resource_name);
|
|
|
|
inline uint32_t fix_package_id(uint32_t resid, uint8_t package_id) {
|
|
return (resid & 0x00ffffffu) | (static_cast<uint32_t>(package_id) << 24);
|
|
}
|
|
|
|
inline uint8_t get_package_id(uint32_t resid) {
|
|
return static_cast<uint8_t>((resid >> 24) & 0x000000ffu);
|
|
}
|
|
|
|
// The type ID is 1-based, so if the returned value is 0 it is invalid.
|
|
inline uint8_t get_type_id(uint32_t resid) {
|
|
return static_cast<uint8_t>((resid >> 16) & 0x000000ffu);
|
|
}
|
|
|
|
inline uint16_t get_entry_id(uint32_t resid) {
|
|
return static_cast<uint16_t>(resid & 0x0000ffffu);
|
|
}
|
|
|
|
inline bool is_internal_resid(uint32_t resid) {
|
|
return (resid & 0xffff0000u) != 0 && (resid & 0x00ff0000u) == 0;
|
|
}
|
|
|
|
inline bool is_valid_resid(uint32_t resid) {
|
|
return (resid & 0x00ff0000u) != 0 && (resid & 0xff000000u) != 0;
|
|
}
|
|
|
|
inline uint32_t make_resid(uint8_t package_id, uint8_t type_id, uint16_t entry_id) {
|
|
return (static_cast<uint32_t>(package_id) << 24) | (static_cast<uint32_t>(type_id) << 16) |
|
|
entry_id;
|
|
}
|
|
|
|
} // namespace android
|
|
|
|
#endif /* ANDROIDFW_RESOURCEUTILS_H */
|