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/*
* Copyright (C) 2018 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.
*/
#include "idmap2/PrettyPrintVisitor.h"
#include <string>
#include "android-base/macros.h"
#include "android-base/stringprintf.h"
#include "androidfw/ApkAssets.h"
#include "idmap2/ResourceUtils.h"
#include "idmap2/Result.h"
namespace android::idmap2 {
#define RESID(pkg, type, entry) (((pkg) << 24) | ((type) << 16) | (entry))
void PrettyPrintVisitor::visit(const Idmap& idmap ATTRIBUTE_UNUSED) {
}
void PrettyPrintVisitor::visit(const IdmapHeader& header) {
stream_ << "target apk path : " << header.GetTargetPath() << std::endl
<< "overlay apk path : " << header.GetOverlayPath() << std::endl;
target_apk_ = ApkAssets::Load(header.GetTargetPath().to_string());
if (target_apk_) {
target_am_.SetApkAssets({target_apk_.get()});
}
}
void PrettyPrintVisitor::visit(const IdmapData& data ATTRIBUTE_UNUSED) {
}
void PrettyPrintVisitor::visit(const IdmapData::Header& header ATTRIBUTE_UNUSED) {
last_seen_package_id_ = header.GetTargetPackageId();
}
void PrettyPrintVisitor::visit(const IdmapData::TypeEntry& type_entry) {
const bool target_package_loaded = !target_am_.GetApkAssets().empty();
for (uint16_t i = 0; i < type_entry.GetEntryCount(); i++) {
const EntryId entry = type_entry.GetEntry(i);
if (entry == kNoEntry) {
continue;
}
const ResourceId target_resid =
RESID(last_seen_package_id_, type_entry.GetTargetTypeId(), type_entry.GetEntryOffset() + i);
const ResourceId overlay_resid =
RESID(last_seen_package_id_, type_entry.GetOverlayTypeId(), entry);
stream_ << base::StringPrintf("0x%08x -> 0x%08x", target_resid, overlay_resid);
if (target_package_loaded) {
Result<std::string> name = utils::ResToTypeEntryName(target_am_, target_resid);
if (name) {
stream_ << " " << *name;
}
}
stream_ << std::endl;
}
}
} // namespace android::idmap2
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