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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/RawPrintVisitor.h"
#include <cstdarg>
#include <string>
#include "android-base/macros.h"
#include "android-base/stringprintf.h"
#include "androidfw/ApkAssets.h"
#include "idmap2/ResourceUtils.h"
#include "idmap2/Result.h"
using android::ApkAssets;
namespace android::idmap2 {
// verbatim copy fomr PrettyPrintVisitor.cpp, move to common utils
#define RESID(pkg, type, entry) (((pkg) << 24) | ((type) << 16) | (entry))
void RawPrintVisitor::visit(const Idmap& idmap ATTRIBUTE_UNUSED) {
}
void RawPrintVisitor::visit(const IdmapHeader& header) {
print(header.GetMagic(), "magic");
print(header.GetVersion(), "version");
print(header.GetTargetCrc(), "target crc");
print(header.GetOverlayCrc(), "overlay crc");
print(header.GetTargetPath().to_string(), "target path");
print(header.GetOverlayPath().to_string(), "overlay path");
target_apk_ = ApkAssets::Load(header.GetTargetPath().to_string());
if (target_apk_) {
target_am_.SetApkAssets({target_apk_.get()});
}
overlay_apk_ = ApkAssets::Load(header.GetOverlayPath().to_string());
if (overlay_apk_) {
overlay_am_.SetApkAssets({overlay_apk_.get()});
}
}
void RawPrintVisitor::visit(const IdmapData& data ATTRIBUTE_UNUSED) {
const bool target_package_loaded = !target_am_.GetApkAssets().empty();
const bool overlay_package_loaded = !overlay_am_.GetApkAssets().empty();
for (auto& target_entry : data.GetTargetEntries()) {
Result<std::string> target_name(Error(""));
if (target_package_loaded) {
target_name = utils::ResToTypeEntryName(target_am_, target_entry.target_id);
}
if (target_name) {
print(target_entry.target_id, "target id: %s", target_name->c_str());
} else {
print(target_entry.target_id, "target id");
}
print(target_entry.data_type, "type: %s",
utils::DataTypeToString(target_entry.data_type).data());
Result<std::string> overlay_name(Error(""));
if (overlay_package_loaded && (target_entry.data_type == Res_value::TYPE_REFERENCE ||
target_entry.data_type == Res_value::TYPE_DYNAMIC_REFERENCE)) {
overlay_name = utils::ResToTypeEntryName(overlay_am_, target_entry.data_value);
}
if (overlay_name) {
print(target_entry.data_value, "value: %s", overlay_name->c_str());
} else {
print(target_entry.data_value, "value");
}
}
for (auto& overlay_entry : data.GetOverlayEntries()) {
Result<std::string> overlay_name(Error(""));
if (overlay_package_loaded) {
overlay_name = utils::ResToTypeEntryName(overlay_am_, overlay_entry.overlay_id);
}
if (overlay_name) {
print(overlay_entry.overlay_id, "overlay id: %s", overlay_name->c_str());
} else {
print(overlay_entry.overlay_id, "overlay id");
}
Result<std::string> target_name(Error(""));
if (target_package_loaded) {
target_name = utils::ResToTypeEntryName(target_am_, overlay_entry.target_id);
}
if (target_name) {
print(overlay_entry.target_id, "target id: %s", target_name->c_str());
} else {
print(overlay_entry.target_id, "target id");
}
}
const size_t string_pool_length = data.GetHeader()->GetStringPoolLength();
if (string_pool_length > 0) {
print_raw(string_pool_length, "%zu raw string pool bytes", string_pool_length);
}
}
void RawPrintVisitor::visit(const IdmapData::Header& header) {
print(header.GetTargetPackageId(), "target package id");
print(header.GetOverlayPackageId(), "overlay package id");
print(header.GetTargetEntryCount(), "target entry count");
print(header.GetOverlayEntryCount(), "overlay entry count");
print(header.GetStringPoolIndexOffset(), "string pool index offset");
print(header.GetStringPoolLength(), "string pool byte length");
}
// NOLINTNEXTLINE(cert-dcl50-cpp)
void RawPrintVisitor::print(uint8_t value, const char* fmt, ...) {
va_list ap;
va_start(ap, fmt);
std::string comment;
base::StringAppendV(&comment, fmt, ap);
va_end(ap);
stream_ << base::StringPrintf("%08zx: %02x", offset_, value) << " " << comment
<< std::endl;
offset_ += sizeof(uint8_t);
}
// NOLINTNEXTLINE(cert-dcl50-cpp)
void RawPrintVisitor::print(uint16_t value, const char* fmt, ...) {
va_list ap;
va_start(ap, fmt);
std::string comment;
base::StringAppendV(&comment, fmt, ap);
va_end(ap);
stream_ << base::StringPrintf("%08zx: %04x", offset_, value) << " " << comment << std::endl;
offset_ += sizeof(uint16_t);
}
// NOLINTNEXTLINE(cert-dcl50-cpp)
void RawPrintVisitor::print(uint32_t value, const char* fmt, ...) {
va_list ap;
va_start(ap, fmt);
std::string comment;
base::StringAppendV(&comment, fmt, ap);
va_end(ap);
stream_ << base::StringPrintf("%08zx: %08x", offset_, value) << " " << comment << std::endl;
offset_ += sizeof(uint32_t);
}
// NOLINTNEXTLINE(cert-dcl50-cpp)
void RawPrintVisitor::print(const std::string& value, const char* fmt, ...) {
va_list ap;
va_start(ap, fmt);
std::string comment;
base::StringAppendV(&comment, fmt, ap);
va_end(ap);
stream_ << base::StringPrintf("%08zx: ", offset_) << "........ " << comment << ": " << value
<< std::endl;
offset_ += kIdmapStringLength;
}
// NOLINTNEXTLINE(cert-dcl50-cpp)
void RawPrintVisitor::print_raw(uint32_t length, const char* fmt, ...) {
va_list ap;
va_start(ap, fmt);
std::string comment;
base::StringAppendV(&comment, fmt, ap);
va_end(ap);
stream_ << base::StringPrintf("%08zx: ", offset_) << "........ " << comment << std::endl;
offset_ += length;
}
} // namespace android::idmap2
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