mirror of
https://github.com/jakcron/nstool
synced 2024-11-15 02:06:40 +00:00
315 lines
10 KiB
C++
315 lines
10 KiB
C++
#include <iostream>
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#include <iomanip>
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#include <fnd/SimpleTextOutput.h>
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#include <fnd/OffsetAdjustedIFile.h>
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#include <nn/hac/XciUtils.h>
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#include "XciProcess.h"
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XciProcess::XciProcess() :
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mFile(),
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mCliOutputMode(_BIT(OUTPUT_BASIC)),
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mVerify(false),
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mListFs(false),
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mRootPfs(),
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mExtractInfo()
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{
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}
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void XciProcess::process()
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{
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importHeader();
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// validate header signature
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if (mVerify)
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validateXciSignature();
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// display header
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if (_HAS_BIT(mCliOutputMode, OUTPUT_BASIC))
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displayHeader();
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// process root partition
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processRootPfs();
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// process partitions
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processPartitionPfs();
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}
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void XciProcess::setInputFile(const fnd::SharedPtr<fnd::IFile>& file)
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{
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mFile = file;
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}
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void XciProcess::setKeyCfg(const KeyConfiguration& keycfg)
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{
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mKeyCfg = keycfg;
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}
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void XciProcess::setCliOutputMode(CliOutputMode type)
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{
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mCliOutputMode = type;
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}
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void XciProcess::setVerifyMode(bool verify)
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{
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mVerify = verify;
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}
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void XciProcess::setPartitionForExtract(const std::string& partition_name, const std::string& extract_path)
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{
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mExtractInfo.addElement({partition_name, extract_path});
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}
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void XciProcess::setListFs(bool list_fs)
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{
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mListFs = list_fs;
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}
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void XciProcess::importHeader()
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{
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fnd::Vec<byte_t> scratch;
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if (*mFile == nullptr)
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{
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throw fnd::Exception(kModuleName, "No file reader set.");
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}
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// read header page
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(*mFile)->read((byte_t*)&mHdrPage, 0, sizeof(nn::hac::sXciHeaderPage));
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// allocate memory for and decrypt sXciHeader
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scratch.alloc(sizeof(nn::hac::sXciHeader));
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fnd::aes::sAes128Key header_key;
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mKeyCfg.getXciHeaderKey(header_key);
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nn::hac::XciUtils::decryptXciHeader((const byte_t*)&mHdrPage.header, scratch.data(), header_key.key);
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// deserialise header
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mHdr.fromBytes(scratch.data(), scratch.size());
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}
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void XciProcess::displayHeader()
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{
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std::cout << "[XCI Header]" << std::endl;
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std::cout << " CardHeaderVersion: " << std::dec << (uint32_t)mHdr.getCardHeaderVersion() << std::endl;
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std::cout << " RomSize: " << getRomSizeStr(mHdr.getRomSizeType());
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if (_HAS_BIT(mCliOutputMode, OUTPUT_EXTENDED))
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std::cout << " (0x" << std::hex << (uint32_t)mHdr.getRomSizeType() << ")";
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std::cout << std::endl;
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std::cout << " PackageId: 0x" << std::hex << std::setw(16) << std::setfill('0') << mHdr.getPackageId() << std::endl;
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std::cout << " Flags: 0x" << std::dec << (uint32_t)mHdr.getFlags() << std::endl;
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if (mHdr.getFlags() != 0)
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{
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for (uint32_t i = 0; i < 8; i++)
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{
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if (_HAS_BIT(mHdr.getFlags(), i))
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{
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std::cout << " " << getHeaderFlagStr(i) << std::endl;
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}
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}
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}
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if (_HAS_BIT(mCliOutputMode, OUTPUT_EXTENDED))
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{
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std::cout << " InitialData:" << std::endl;
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std::cout << " KekIndex: " << std::dec << (uint32_t)mHdr.getKekIndex() << std::endl;
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std::cout << " TitleKeyDecIndex: " << std::dec << (uint32_t)mHdr.getTitleKeyDecIndex() << std::endl;
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std::cout << " Hash:" << std::endl;
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std::cout << " " << fnd::SimpleTextOutput::arrayToString(mHdr.getInitialDataHash().bytes, 0x10, true, ":") << std::endl;
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std::cout << " " << fnd::SimpleTextOutput::arrayToString(mHdr.getInitialDataHash().bytes+0x10, 0x10, true, ":") << std::endl;
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}
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if (_HAS_BIT(mCliOutputMode, OUTPUT_EXTENDED))
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{
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std::cout << " Extended Header AesCbc IV:" << std::endl;
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std::cout << " " << fnd::SimpleTextOutput::arrayToString(mHdr.getAesCbcIv().iv, sizeof(mHdr.getAesCbcIv().iv), true, ":") << std::endl;
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}
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std::cout << " SelSec: 0x" << std::hex << mHdr.getSelSec() << std::endl;
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std::cout << " SelT1Key: 0x" << std::hex << mHdr.getSelT1Key() << std::endl;
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std::cout << " SelKey: 0x" << std::hex << mHdr.getSelKey() << std::endl;
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if (_HAS_BIT(mCliOutputMode, OUTPUT_LAYOUT))
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{
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std::cout << " RomAreaStartPage: 0x" << std::hex << mHdr.getRomAreaStartPage();
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if (mHdr.getRomAreaStartPage() != (uint32_t)(-1))
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std::cout << " (0x" << std::hex << nn::hac::XciUtils::blockToAddr(mHdr.getRomAreaStartPage()) << ")";
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std::cout << std::endl;
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std::cout << " BackupAreaStartPage: 0x" << std::hex << mHdr.getBackupAreaStartPage();
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if (mHdr.getBackupAreaStartPage() != (uint32_t)(-1))
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std::cout << " (0x" << std::hex << nn::hac::XciUtils::blockToAddr(mHdr.getBackupAreaStartPage()) << ")";
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std::cout << std::endl;
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std::cout << " ValidDataEndPage: 0x" << std::hex << mHdr.getValidDataEndPage();
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if (mHdr.getValidDataEndPage() != (uint32_t)(-1))
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std::cout << " (0x" << std::hex << nn::hac::XciUtils::blockToAddr(mHdr.getValidDataEndPage()) << ")";
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std::cout << std::endl;
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std::cout << " LimArea: 0x" << std::hex << mHdr.getLimAreaPage();
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if (mHdr.getLimAreaPage() != (uint32_t)(-1))
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std::cout << " (0x" << std::hex << nn::hac::XciUtils::blockToAddr(mHdr.getLimAreaPage()) << ")";
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std::cout << std::endl;
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std::cout << " PartitionFs Header:" << std::endl;
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std::cout << " Offset: 0x" << std::hex << mHdr.getPartitionFsAddress() << std::endl;
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std::cout << " Size: 0x" << std::hex << mHdr.getPartitionFsSize() << std::endl;
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if (_HAS_BIT(mCliOutputMode, OUTPUT_EXTENDED))
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{
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std::cout << " Hash:" << std::endl;
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std::cout << " " << fnd::SimpleTextOutput::arrayToString(mHdr.getPartitionFsHash().bytes, 0x10, true, ":") << std::endl;
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std::cout << " " << fnd::SimpleTextOutput::arrayToString(mHdr.getPartitionFsHash().bytes+0x10, 0x10, true, ":") << std::endl;
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}
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}
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if (mHdr.getFwVerMinor() != 0)
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{
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std::cout << "[XCI Extended Header]" << std::endl;
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std::cout << " FwVersion: v" << std::dec << mHdr.getFwVerMajor() << "." << mHdr.getFwVerMinor() << std::endl;
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std::cout << " AccCtrl1: 0x" << std::hex << mHdr.getAccCtrl1() << std::endl;
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std::cout << " CardClockRate: " << getCardClockRate(mHdr.getAccCtrl1()) << std::endl;
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std::cout << " Wait1TimeRead: 0x" << std::hex << mHdr.getWait1TimeRead() << std::endl;
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std::cout << " Wait2TimeRead: 0x" << std::hex << mHdr.getWait2TimeRead() << std::endl;
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std::cout << " Wait1TimeWrite: 0x" << std::hex << mHdr.getWait1TimeWrite() << std::endl;
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std::cout << " Wait2TimeWrite: 0x" << std::hex << mHdr.getWait2TimeWrite() << std::endl;
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std::cout << " FwMode: 0x" << std::hex << mHdr.getFwMode() << std::endl;
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std::cout << " Update Partition Info:" << std::endl;
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#define _SPLIT_VER(ver) std::dec << ((ver>>26) & 0x3f) << "." << ((ver>>20) & 0x3f) << "." << ((ver>>16) & 0xf) << "." << (ver & 0xffff)
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std::cout << " CUP Version: v" << std::dec << mHdr.getUppVersion() << " (" << _SPLIT_VER(mHdr.getUppVersion()) << ")" << std::endl;
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#undef _SPLIT_VER
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std::cout << " CUP TitleId: 0x" << std::hex << std::setw(16) << std::setfill('0') << mHdr.getUppId() << std::endl;
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std::cout << " Partition Hash: " << fnd::SimpleTextOutput::arrayToString(mHdr.getUppHash(), 8, true, ":") << std::endl;
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}
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}
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bool XciProcess::validateRegionOfFile(size_t offset, size_t len, const byte_t* test_hash)
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{
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fnd::Vec<byte_t> scratch;
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fnd::sha::sSha256Hash calc_hash;
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scratch.alloc(len);
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(*mFile)->read(scratch.data(), offset, scratch.size());
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fnd::sha::Sha256(scratch.data(), scratch.size(), calc_hash.bytes);
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return calc_hash.compare(test_hash);
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}
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void XciProcess::validateXciSignature()
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{
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fnd::rsa::sRsa2048Key header_sign_key;
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fnd::sha::sSha256Hash calc_hash;
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fnd::sha::Sha256((byte_t*)&mHdrPage.header, sizeof(nn::hac::sXciHeader), calc_hash.bytes);
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mKeyCfg.getXciHeaderSignKey(header_sign_key);
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if (fnd::rsa::pkcs::rsaVerify(header_sign_key, fnd::sha::HASH_SHA256, calc_hash.bytes, mHdrPage.signature) != 0)
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{
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std::cout << "[WARNING] XCI Header Signature: FAIL" << std::endl;
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}
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}
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void XciProcess::processRootPfs()
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{
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if (mVerify && validateRegionOfFile(mHdr.getPartitionFsAddress(), mHdr.getPartitionFsSize(), mHdr.getPartitionFsHash().bytes) == false)
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{
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std::cout << "[WARNING] XCI Root HFS0: FAIL (bad hash)" << std::endl;
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}
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mRootPfs.setInputFile(new fnd::OffsetAdjustedIFile(mFile, mHdr.getPartitionFsAddress(), mHdr.getPartitionFsSize()));
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mRootPfs.setListFs(mListFs);
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mRootPfs.setVerifyMode(false);
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mRootPfs.setCliOutputMode(mCliOutputMode);
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mRootPfs.setMountPointName(kXciMountPointName);
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mRootPfs.process();
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}
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void XciProcess::processPartitionPfs()
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{
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const fnd::List<nn::hac::PfsHeader::sFile>& rootPartitions = mRootPfs.getPfsHeader().getFileList();
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for (size_t i = 0; i < rootPartitions.size(); i++)
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{
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// this must be validated here because only the size of the root partiton header is known at verification time
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if (mVerify && validateRegionOfFile(mHdr.getPartitionFsAddress() + rootPartitions[i].offset, rootPartitions[i].hash_protected_size, rootPartitions[i].hash.bytes) == false)
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{
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std::cout << "[WARNING] XCI " << rootPartitions[i].name << " Partition HFS0: FAIL (bad hash)" << std::endl;
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}
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PfsProcess tmp;
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tmp.setInputFile(new fnd::OffsetAdjustedIFile(mFile, mHdr.getPartitionFsAddress() + rootPartitions[i].offset, rootPartitions[i].size));
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tmp.setListFs(mListFs);
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tmp.setVerifyMode(mVerify);
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tmp.setCliOutputMode(mCliOutputMode);
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tmp.setMountPointName(kXciMountPointName + rootPartitions[i].name);
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if (mExtractInfo.hasElement<std::string>(rootPartitions[i].name))
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tmp.setExtractPath(mExtractInfo.getElement<std::string>(rootPartitions[i].name).extract_path);
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tmp.process();
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}
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}
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const char* XciProcess::getRomSizeStr(byte_t rom_size) const
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{
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const char* str = nullptr;
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switch (rom_size)
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{
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case (nn::hac::xci::ROM_SIZE_1GB):
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str = "1GB";
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break;
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case (nn::hac::xci::ROM_SIZE_2GB):
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str = "2GB";
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break;
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case (nn::hac::xci::ROM_SIZE_4GB):
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str = "4GB";
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break;
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case (nn::hac::xci::ROM_SIZE_8GB):
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str = "8GB";
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break;
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case (nn::hac::xci::ROM_SIZE_16GB):
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str = "16GB";
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break;
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case (nn::hac::xci::ROM_SIZE_32GB):
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str = "32GB";
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break;
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default:
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str = "Unknown";
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break;
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}
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return str;
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}
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const char* XciProcess::getHeaderFlagStr(byte_t flag) const
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{
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const char* str = nullptr;
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switch (flag)
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{
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case (nn::hac::xci::FLAG_AUTOBOOT):
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str = "AutoBoot";
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break;
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case (nn::hac::xci::FLAG_HISTORY_ERASE):
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str = "HistoryErase";
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break;
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case (nn::hac::xci::FLAG_REPAIR_TOOL):
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str = "RepairTool";
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break;
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default:
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str = "Unknown";
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break;
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}
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return str;
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}
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const char* XciProcess::getCardClockRate(uint32_t acc_ctrl_1) const
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{
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const char* str = nullptr;
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switch (acc_ctrl_1)
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{
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case (nn::hac::xci::CLOCK_RATE_25):
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str = "20 MHz";
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break;
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case (nn::hac::xci::CLOCK_RATE_50):
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str = "50 MHz";
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break;
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default:
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str = "Unknown";
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break;
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}
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return str;
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}
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