James Robinson | 646469d | 2014-10-03 15:33:28 -0700 | [diff] [blame] | 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_ |