| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| /* zip.h |
| * Structures and functions for creating ZIP archives. |
| */ |
| #ifndef ZIP_H |
| #define ZIP_H |
| |
| /* For general information on ZIP formats, you can look at jarfile.h |
| * in ns/security/lib/jar. Or look it up on the web... |
| */ |
| |
| /* One entry in a ZIPfile. This corresponds to one file in the archive. |
| * We have to save this information because first all the files go into |
| * the archive with local headers; then at the end of the file we have to |
| * put the central directory entries for each file. |
| */ |
| typedef struct ZIPentry_s { |
| struct ZipLocal local; /* local header info */ |
| struct ZipCentral central; /* central directory info */ |
| char *filename; /* name of file */ |
| char *comment; /* comment for this file -- optional */ |
| |
| struct ZIPentry_s *next; |
| } ZIPentry; |
| |
| /* This structure contains the necessary data for putting a ZIP file |
| * together. Has some overall information and a list of ZIPentrys. |
| */ |
| typedef struct ZIPfile_s { |
| char *filename; /* ZIP file name */ |
| char *comment; /* ZIP file comment -- may be NULL */ |
| PRFileDesc *fp; /* ZIP file pointer */ |
| ZIPentry *list; /* one entry for each file in the archive */ |
| unsigned int time; /* the GMT time of creation, in DOS format */ |
| unsigned int date; /* the GMT date of creation, in DOS format */ |
| unsigned long central_start; /* starting offset of central directory */ |
| unsigned long central_end; /*index right after the last byte of central*/ |
| } ZIPfile; |
| |
| /* Open a new ZIP file. Takes the name of the zip file and an optional |
| * comment to be included in the file. Returns a new ZIPfile structure |
| * which is used by JzipAdd and JzipClose |
| */ |
| ZIPfile *JzipOpen(char *filename, char *comment); |
| |
| /* Add a file to a ZIP archive. Fullname is the path relative to the |
| * current directory. Filename is what the name will be stored as in the |
| * archive, and thus what it will be restored as. zipfile is a structure |
| * returned from a previous call to JzipOpen. |
| * |
| * Non-zero return code means error (although usually the function will |
| * call exit() rather than return an error--gotta fix this). |
| */ |
| int JzipAdd(char *fullname, char *filename, ZIPfile *zipfile, |
| int compression_level); |
| |
| /* Finalize a ZIP archive. Adds all the footer information to the end of |
| * the file and closes it. Also DELETES THE ZIPFILE STRUCTURE that was |
| * passed in. So you never have to allocate or free a ZIPfile yourself. |
| * |
| * Non-zero return code means error (although usually the function will |
| * call exit() rather than return an error--gotta fix this). |
| */ |
| int JzipClose(ZIPfile *zipfile); |
| |
| #endif /* ZIP_H */ |