void TarWriter::addADS(const std::wstring& path) std::wstring streamPath = path + L":Zone.Identifier"; HANDLE h = CreateFileW(streamPath.c_str(), GENERIC_READ, ...); if (h != INVALID_HANDLE_VALUE) // Store as separate entry with name "path:Zone.Identifier" addFile(streamPath, ToUtf8(path) + ":Zone.Identifier");
else if (hdr.typeflag == '2') // symlink std::wstring target = Utf8ToWide(hdr.linkname); CreateSymbolicLinkW(fullPath.c_str(), target.c_str(), IsDirectory(target) ? SYMBOLIC_LINK_FLAG_DIRECTORY : 0); tar utility for windows
Supported via dynamically loaded DLLs (zlib1.dll, libbz2.dll, liblzma.dll) or static linking. 5.1 Alternate Data Streams (ADS) Extended tar format using filename:streamname syntax: HANDLE h = CreateFileW(streamPath.c_str()
// ... other types Use streaming architecture to avoid loading entire archive into memory: ToUtf8(path) + ":Zone.Identifier")
// Write file content if (!info.isDirectory) HANDLE h = CreateFileW(path.c_str(), GENERIC_READ, ...); WriteFileContent(h, info.size);
bool IsSparseFile(HANDLE h) DWORD bytes; FILE_ATTRIBUTE_TAG_INFO tag = 0; DeviceIoControl(h, FSCTL_GET_NTFS_FILE_RECORD, ...); return (tag.FileAttributes & FILE_ATTRIBUTE_SPARSE_FILE) != 0;