1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef THIRD_PARTY_ZLIB_GOOGLE_ZIP_INTERNAL_H_ 6 #define THIRD_PARTY_ZLIB_GOOGLE_ZIP_INTERNAL_H_ 7 8 #if defined(OS_WIN) 9 #include <windows.h> 10 #endif 11 12 #include <string> 13 14 #if defined(USE_SYSTEM_MINIZIP) 15 #include <minizip/unzip.h> 16 #include <minizip/zip.h> 17 #else 18 #include "third_party/zlib/contrib/minizip/unzip.h" 19 #include "third_party/zlib/contrib/minizip/zip.h" 20 #endif 21 22 namespace base { 23 class FilePath; 24 } 25 26 // Utility functions and constants used internally for the zip file 27 // library in the directory. Don't use them outside of the library. 28 namespace zip { 29 namespace internal { 30 31 // Opens the given file name in UTF-8 for unzipping, with some setup for 32 // Windows. 33 unzFile OpenForUnzipping(const std::string& file_name_utf8); 34 35 #if defined(OS_POSIX) 36 // Opens the file referred to by |zip_fd| for unzipping. 37 unzFile OpenFdForUnzipping(int zip_fd); 38 #endif 39 40 #if defined(OS_WIN) 41 // Opens the file referred to by |zip_handle| for unzipping. 42 unzFile OpenHandleForUnzipping(HANDLE zip_handle); 43 #endif 44 45 // Creates a custom unzFile object which reads data from the specified string. 46 // This custom unzFile object overrides the I/O API functions of zlib so it can 47 // read data from the specified string. 48 unzFile PrepareMemoryForUnzipping(const std::string& data); 49 50 // Opens the given file name in UTF-8 for zipping, with some setup for 51 // Windows. |append_flag| will be passed to zipOpen2(). 52 zipFile OpenForZipping(const std::string& file_name_utf8, int append_flag); 53 54 #if defined(OS_POSIX) 55 // Opens the file referred to by |zip_fd| for zipping. |append_flag| will be 56 // passed to zipOpen2(). 57 zipFile OpenFdForZipping(int zip_fd, int append_flag); 58 #endif 59 60 // Returns a zip_fileinfo with the last modification date of |path| set. 61 zip_fileinfo GetFileInfoForZipping(const base::FilePath& path); 62 63 // Wrapper around zipOpenNewFileInZip4 which passes most common options. 64 bool ZipOpenNewFileInZip(zipFile zip_file, 65 const std::string& str_path, 66 const zip_fileinfo* file_info); 67 68 const int kZipMaxPath = 256; 69 const int kZipBufSize = 8192; 70 71 } // namespace internal 72 } // namespace zip 73 74 #endif // THIRD_PARTY_ZLIB_GOOGLE_ZIP_INTERNAL_H_ 75