mirrors/nstool
1
0
Fork 0
mirror of https://github.com/jakcron/nstool.git synced 2024-12-22 18:55:29 +00:00
Code Issues Packages Projects Releases Wiki Activity

[nstool] Improve Pfs/Romfs export time.

Browse source
This commit is contained in:
jakcron 2018-05-27 18:17:34 +08:00
parent f4d3501f8c
commit 6960911ab0
8 changed files with 45 additions and 61 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

32
programs/nstool/source/HashTreeWrappedIFile.cpp
View file

@ -50,12 +50,9 @@ void HashTreeWrappedIFile::read(byte_t* out, size_t len)
size_t start_block = getOffsetBlock(mDataOffset);
size_t block_num = align(offset_in_start_block + len, mDataBlockSize) / mDataBlockSize;
size_t scratch_block_capacity = mScratch.getSize() / mDataBlockSize;
size_t partial_last_block_num = block_num % scratch_block_capacity;
size_t partial_last_block_num = block_num % mCacheBlockNum;
bool has_partial_block_num = partial_last_block_num > 0;
size_t read_iterations = (block_num / scratch_block_capacity) + has_partial_block_num;
size_t read_iterations = (block_num / mCacheBlockNum) + has_partial_block_num;
size_t block_read_len;
size_t block_export_offset;
@ -64,7 +61,7 @@ void HashTreeWrappedIFile::read(byte_t* out, size_t len)
for (size_t i = 0; i < read_iterations; i++)
{
// how many blocks to read from source file
block_read_len = (i+1 == read_iterations && has_partial_block_num) ? partial_last_block_num : scratch_block_capacity;
block_read_len = (i+1 == read_iterations && has_partial_block_num) ? partial_last_block_num : mCacheBlockNum;
// offset in this current read to copy from
block_export_offset = (i == 0) ? offset_in_start_block : 0;
@ -79,10 +76,10 @@ void HashTreeWrappedIFile::read(byte_t* out, size_t len)
}
// read the blocks
readData(start_block + (i * scratch_block_capacity), block_read_len);
readData(start_block + (i * mCacheBlockNum), block_read_len);
// export the section of data that is relevant
memcpy(out + block_export_pos, mScratch.getBytes() + block_export_offset, block_export_size);
memcpy(out + block_export_pos, mCache.getBytes() + block_export_offset, block_export_size);
// update export position
block_export_pos += block_export_size;
@ -165,7 +162,11 @@ void HashTreeWrappedIFile::initialiseDataLayer(const HashTreeMeta& hdr)
// allocate scratchpad
//mScratch.alloc(mDataBlockSize * 0x10);
mScratch.alloc(align(kFileExportBlockSize, mDataBlockSize));
size_t cache_size = align(kDefaultCacheSize, mDataBlockSize);
mCacheBlockNum = cache_size / mDataBlockSize;
//printf("Block Size: 0x%" PRIx64 "\n", mDataBlockSize);
//printf("Cache size: 0x%" PRIx64 ", (block_num: %" PRId64 ")\n", cache_size, mCacheBlockNum);
mCache.alloc(cache_size);
}
void HashTreeWrappedIFile::readData(size_t block_offset, size_t block_num)
@ -178,7 +179,7 @@ void HashTreeWrappedIFile::readData(size_t block_offset, size_t block_num)
if ((block_offset + block_num) == getBlockNum(mData->size()))
{
read_len = (block_num-1) * mDataBlockSize + getRemanderBlockReadSize(mData->size());
memset(mScratch.getBytes(), 0, block_num * mDataBlockSize);
memset(mCache.getBytes(), 0, block_num * mDataBlockSize);
}
else if ((block_offset + block_num) < getBlockNum(mData->size()))
{
@ -190,19 +191,24 @@ void HashTreeWrappedIFile::readData(size_t block_offset, size_t block_num)
}
// read
mData->read(mScratch.getBytes(), block_offset * mDataBlockSize, read_len);
mData->read(mCache.getBytes(), block_offset * mDataBlockSize, read_len);
if (block_num > mCacheBlockNum)
{
throw fnd::Exception(kModuleName, "Read excessive of cache size");
}
//printf("readlen=0x%" PRIx64 "\n", read_len);
// validate blocks
size_t validate_size;
for (size_t i = 0; i < block_num; i++)
{
validate_size = mAlignHashCalcToBlock? mDataBlockSize : MIN(read_len - (i * mDataBlockSize), mDataBlockSize);
crypto::sha::Sha256(mScratch.getBytes() + (i * mDataBlockSize), validate_size, hash.bytes);
crypto::sha::Sha256(mCache.getBytes() + (i * mDataBlockSize), validate_size, hash.bytes);
if (hash != mDataHashLayer[block_offset + i])
{
mErrorSs << "Hash tree layer verification failed (layer: data, block: " << (block_offset + i) << ", offset: 0x" << std::hex << ((block_offset + i) * mDataBlockSize) << ", size: 0x" << std::hex << validate_size <<")";
mErrorSs << "Hash tree layer verification failed (layer: data, block: " << (block_offset + i) << " ( " << i << "/" << block_num-1 << " ), offset: 0x" << std::hex << ((block_offset + i) * mDataBlockSize) << ", size: 0x" << std::hex << validate_size <<")";
throw fnd::Exception(kModuleName, mErrorSs.str());
}
}

5
programs/nstool/source/HashTreeWrappedIFile.h
View file

@ -21,7 +21,7 @@ public:
void write(const byte_t* out, size_t offset, size_t len);
private:
const std::string kModuleName = "HashTreeWrappedIFile";
static const size_t kFileExportBlockSize = 0x1000000;
static const size_t kDefaultCacheSize = 0x10000;
std::stringstream mErrorSs;
bool mOwnIFile;
@ -34,7 +34,8 @@ private:
fnd::List<crypto::sha::sSha256Hash> mDataHashLayer;
bool mAlignHashCalcToBlock;
fnd::MemoryBlob mScratch;
fnd::MemoryBlob mCache;
size_t mCacheBlockNum;
inline size_t getOffsetBlock(size_t offset) const { return offset / mDataBlockSize; }
inline size_t getOffsetInBlock(size_t offset) const { return offset % mDataBlockSize; }

2
programs/nstool/source/NcaProcess.cpp
View file

@ -681,7 +681,7 @@ void NcaProcess::displayHeader()
printf(" |-----|----------------------------------|----------------------------------|\n");
for (size_t i = 0; i < mBodyKeys.keak_list.getSize(); i++)
{
printf(" | %3lu | ", mBodyKeys.keak_list[i].index);
printf(" | %3d | ", mBodyKeys.keak_list[i].index);
_HEXDUMP_L(mBodyKeys.keak_list[i].enc.key, 16);
//for (size_t j = 0; j < 16; j++) printf("%02x", mBodyKeys.keak_list[i].enc.key[j]);

2
programs/nstool/source/NpdmProcess.cpp
View file

@ -463,7 +463,7 @@ void NpdmProcess::displayAciHdr(const nx::AciHeader& aci)
else if (aci.getAciType() == nx::AciBinary::TYPE_ACID)
{
printf(" ACID Size: %" PRIx64 "\n", aci.getAcidSize());
printf(" ACID Size: %" PRIx64 "\n", (uint64_t)aci.getAcidSize());
printf(" Flags: \n");
printf(" Production: %s\n", aci.isProduction() ? "TRUE" : "FALSE");
printf(" UnqualifiedApproval: %s\n", aci.isUnqualifiedApproval() ? "TRUE" : "FALSE");

28
programs/nstool/source/PfsProcess.cpp
View file

@ -96,7 +96,7 @@ void PfsProcess::displayHeader()
{
printf("[PartitionFS]\n");
printf(" Type: %s\n", mPfs.getFsType() == mPfs.TYPE_PFS0? "PFS0" : "HFS0");
printf(" FileNum: %" PRId64 "\n", mPfs.getFileList().getSize());
printf(" FileNum: %" PRId64 "\n", (uint64_t)mPfs.getFileList().getSize());
if (mMountName.empty() == false)
printf(" MountPoint: %s%s\n", mMountName.c_str(), mMountName.at(mMountName.length()-1) != '/' ? "/" : "");
}
@ -109,9 +109,9 @@ void PfsProcess::displayFs()
if (mCliOutputType >= OUTPUT_VERBOSE)
{
if (mPfs.getFsType() == mPfs.TYPE_PFS0)
printf(" (offset=0x%" PRIx64 ", size=0x%" PRIx64 ")\n", mPfs.getFileList()[i].offset, mPfs.getFileList()[i].size);
printf(" (offset=0x%" PRIx64 ", size=0x%" PRIx64 ")\n", (uint64_t)mPfs.getFileList()[i].offset, (uint64_t)mPfs.getFileList()[i].size);
else
printf(" (offset=0x%" PRIx64 ", size=0x%" PRIx64 ", hash_protected_size=0x%" PRIx64 ")\n", mPfs.getFileList()[i].offset, mPfs.getFileList()[i].size, mPfs.getFileList()[i].hash_protected_size);
printf(" (offset=0x%" PRIx64 ", size=0x%" PRIx64 ", hash_protected_size=0x%" PRIx64 ")\n", (uint64_t)mPfs.getFileList()[i].offset, (uint64_t)mPfs.getFileList()[i].size, (uint64_t)mPfs.getFileList()[i].hash_protected_size);
}
else
{
@ -139,16 +139,13 @@ bool PfsProcess::validateHeaderMagic(const nx::sPfsHeader* hdr)
void PfsProcess::validateHfs()
{
// allocate when validate is invoked
mFileExtractBlock.alloc(kFileExportBlockSize);
crypto::sha::sSha256Hash hash;
const fnd::List<nx::PfsHeader::sFile>& file = mPfs.getFileList();
for (size_t i = 0; i < file.getSize(); i++)
{
mFileExtractBlock.alloc(file[i].hash_protected_size);
mReader->read(mFileExtractBlock.getBytes(), file[i].offset, file[i].hash_protected_size);
crypto::sha::Sha256(mFileExtractBlock.getBytes(), mFileExtractBlock.getSize(), hash.bytes);
mCache.alloc(file[i].hash_protected_size);
mReader->read(mCache.getBytes(), file[i].offset, file[i].hash_protected_size);
crypto::sha::Sha256(mCache.getBytes(), mCache.getSize(), hash.bytes);
if (hash != file[i].hash)
{
if (mCliOutputType >= OUTPUT_MINIMAL)
@ -161,7 +158,7 @@ void PfsProcess::validateHfs()
void PfsProcess::extractFs()
{
// allocate only when extractDir is invoked
mFileExtractBlock.alloc(kFileExportBlockSize);
mCache.alloc(kCacheSize);
// make extract dir
fnd::io::makeDirectory(mExtractPath);
@ -181,15 +178,10 @@ void PfsProcess::extractFs()
outFile.open(file_path, outFile.Create);
mReader->seek(file[i].offset);
for (size_t j = 0; j < (file[i].size / kFileExportBlockSize); j++)
for (size_t j = 0; j < ((file[i].size / kCacheSize) + ((file[i].size % kCacheSize) != 0)); j++)
{
mReader->read(mFileExtractBlock.getBytes(), kFileExportBlockSize);
outFile.write(mFileExtractBlock.getBytes(), kFileExportBlockSize);
}
if (file[i].size % kFileExportBlockSize)
{
mReader->read(mFileExtractBlock.getBytes(), file[i].size % kFileExportBlockSize);
outFile.write(mFileExtractBlock.getBytes(), file[i].size % kFileExportBlockSize);
mReader->read(mCache.getBytes(), MIN(file[i].size - (kCacheSize * j),kCacheSize));
outFile.write(mCache.getBytes(), MIN(file[i].size - (kCacheSize * j),kCacheSize));
}
outFile.close();
}

4
programs/nstool/source/PfsProcess.h
View file

@ -28,7 +28,7 @@ public:
private:
const std::string kModuleName = "PfsProcess";
static const size_t kFileExportBlockSize = 0x1000000;
static const size_t kCacheSize = 0x10000;
fnd::IFile* mReader;
CliOutputType mCliOutputType;
@ -39,7 +39,7 @@ private:
std::string mMountName;
bool mListFs;
fnd::MemoryBlob mFileExtractBlock;
fnd::MemoryBlob mCache;
nx::PfsHeader mPfs;

26
programs/nstool/source/RomfsProcess.cpp
View file

@ -121,8 +121,8 @@ void RomfsProcess::displayDir(const sDirectory& dir, size_t tab) const
void RomfsProcess::displayHeader()
{
printf("[RomFS]\n");
printf(" DirNum: %" PRId64 "\n", mDirNum);
printf(" FileNum: %" PRId64 "\n", mFileNum);
printf(" DirNum: %" PRId64 "\n", (uint64_t)mDirNum);
printf(" FileNum: %" PRId64 "\n", (uint64_t)mFileNum);
if (mMountName.empty() == false)
printf(" MountPoint: %s%s\n", mMountName.c_str(), mMountName.at(mMountName.length()-1) != '/' ? "/" : "");
}
@ -142,18 +142,9 @@ void RomfsProcess::extractDir(const std::string& path, const sDirectory& dir)
if (dir.name.empty() == false)
fnd::io::appendToPath(dir_path, dir.name);
//printf("dirpath=[%s]\n", dir_path.c_str());
// make directory
fnd::io::makeDirectory(dir_path);
// allocate memory for file extraction
#ifdef NSTOOL_ALLOC_UNIQUE_SCRATCH
fnd::MemoryBlob scratch;
scratch.alloc(kFileExportBlockSize);
#endif
// extract files
fnd::SimpleFile outFile;
for (size_t i = 0; i < dir.file_list.getSize(); i++)
@ -168,15 +159,10 @@ void RomfsProcess::extractDir(const std::string& path, const sDirectory& dir)
outFile.open(file_path, outFile.Create);
mReader->seek(dir.file_list[i].offset);
for (size_t j = 0; j < (dir.file_list[i].size / kFileExportBlockSize); j++)
for (size_t j = 0; j < ((dir.file_list[i].size / kCacheSize) + ((dir.file_list[i].size % kCacheSize) != 0)); j++)
{
mReader->read(mFileExtractBlock.getBytes(), kFileExportBlockSize);
outFile.write(mFileExtractBlock.getBytes(), kFileExportBlockSize);
}
if (dir.file_list[i].size % kFileExportBlockSize)
{
mReader->read(mFileExtractBlock.getBytes(), dir.file_list[i].size % kFileExportBlockSize);
outFile.write(mFileExtractBlock.getBytes(), dir.file_list[i].size % kFileExportBlockSize);
mReader->read(mCache.getBytes(), MIN(dir.file_list[i].size - (kCacheSize * j),kCacheSize));
outFile.write(mCache.getBytes(), MIN(dir.file_list[i].size - (kCacheSize * j),kCacheSize));
}
outFile.close();
}
@ -191,7 +177,7 @@ void RomfsProcess::extractDir(const std::string& path, const sDirectory& dir)
void RomfsProcess::extractFs()
{
// allocate only when extractDir is invoked
mFileExtractBlock.alloc(kFileExportBlockSize);
mCache.alloc(kCacheSize);
extractDir(mExtractPath, mRootDir);
}

5
programs/nstool/source/RomfsProcess.h
View file

@ -106,8 +106,7 @@ public:
const sDirectory& getRootDir() const;
private:
const std::string kModuleName = "RomfsProcess";
static const size_t kFileExportBlockSize = 0x1000000;
//static const size_t kFileExportBlockSize = 0x1000000;
static const size_t kCacheSize = 0x10000;
fnd::IFile* mReader;
CliOutputType mCliOutputType;
@ -118,7 +117,7 @@ private:
std::string mMountName;
bool mListFs;
fnd::MemoryBlob mFileExtractBlock;
fnd::MemoryBlob mCache;
size_t mDirNum;
size_t mFileNum;