| 41 | } // namespace |
| 42 | |
| 43 | ZipFileReader::ZipFileReader(std::string const & container, std::string const & file, uint32_t logPageSize, |
| 44 | uint32_t logPageCount) |
| 45 | : FileReader(container, logPageSize, logPageCount) |
| 46 | , m_uncompressedFileSize(0) |
| 47 | { |
| 48 | auto zip = unzip::Open(container.c_str()); |
| 49 | if (!zip) |
| 50 | MYTHROW(OpenZipException, ("Can't get zip file handle", container)); |
| 51 | |
| 52 | SCOPE_GUARD(zipGuard, std::bind(&unzClose, zip)); |
| 53 | |
| 54 | if (unzip::Code::Ok != unzip::GoToFile(zip, file.c_str())) |
| 55 | MYTHROW(LocateZipException, ("Can't locate file inside zip", file)); |
| 56 | |
| 57 | if (unzip::Code::Ok != unzip::OpenCurrentFile(zip)) |
| 58 | MYTHROW(LocateZipException, ("Can't open file inside zip", file)); |
| 59 | |
| 60 | auto const offset = unzip::GetCurrentFileFilePos(zip); |
| 61 | unzip::CloseCurrentFile(zip); |
| 62 | |
| 63 | if (offset == 0 || offset > Size()) |
| 64 | MYTHROW(LocateZipException, ("Invalid offset inside zip", file)); |
| 65 | |
| 66 | unzip::FileInfo fileInfo; |
| 67 | if (unzip::Code::Ok != unzip::GetCurrentFileInfo(zip, fileInfo)) |
| 68 | MYTHROW(LocateZipException, ("Can't get compressed file size inside zip", file)); |
| 69 | |
| 70 | SetOffsetAndSize(offset, fileInfo.m_info.compressed_size); |
| 71 | m_uncompressedFileSize = fileInfo.m_info.uncompressed_size; |
| 72 | } |
| 73 | |
| 74 | void ZipFileReader::FilesList(std::string const & zipContainer, FileList & filesList) |
| 75 | { |
nothing calls this directly
no test coverage detected