| /* |
| * Copyright (c) 2001, 2008, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #define ushort unsigned short |
| #define uint unsigned int |
| #define uchar unsigned char |
| |
| struct unpacker; |
| |
| struct jar { |
| // JAR file writer |
| FILE* jarfp; |
| int default_modtime; |
| |
| // Used by unix2dostime: |
| int modtime_cache; |
| uLong dostime_cache; |
| |
| // Private members |
| fillbytes central_directory; |
| ushort central_directory_count; |
| uint output_file_offset; |
| fillbytes deflated; // temporary buffer |
| |
| // pointer to outer unpacker, for error checks etc. |
| unpacker* u; |
| |
| // Public Methods |
| void openJarFile(const char* fname); |
| void addJarEntry(const char* fname, |
| bool deflate_hint, int modtime, |
| bytes& head, bytes& tail); |
| void addDirectoryToJarFile(const char* dir_name); |
| void closeJarFile(bool central); |
| |
| void init(unpacker* u_); |
| |
| void free() { |
| central_directory.free(); |
| deflated.free(); |
| } |
| |
| void reset() { |
| free(); |
| init(u); |
| } |
| |
| // Private Methods |
| void write_data(void* ptr, int len); |
| void write_data(bytes& b) { write_data(b.ptr, (int)b.len); } |
| void add_to_jar_directory(const char* fname, bool store, int modtime, |
| int len, int clen, uLong crc); |
| void write_jar_header(const char* fname, bool store, int modtime, |
| int len, int clen, unsigned int crc); |
| void write_central_directory(); |
| uLong dostime(int y, int n, int d, int h, int m, int s); |
| uLong get_dostime(int modtime); |
| |
| // The definitions of these depend on the NO_ZLIB option: |
| bool deflate_bytes(bytes& head, bytes& tail); |
| static uint get_crc32(uint c, unsigned char *ptr, uint len); |
| |
| // error handling |
| void abort(const char* msg) { unpack_abort(msg, u); } |
| bool aborting() { return unpack_aborting(u); } |
| }; |
| |
| struct gunzip { |
| // optional gzip input stream control block |
| |
| // pointer to outer unpacker, for error checks etc. |
| unpacker* u; |
| |
| void* read_input_fn; // underlying byte stream |
| void* zstream; // inflater state |
| char inbuf[1 << 14]; // input buffer |
| |
| void init(unpacker* u_); // pushes new value on u->read_input_fn |
| |
| void free(); |
| |
| void start(int magic); |
| |
| // private stuff |
| void read_fixed_field(char* buf, size_t buflen); |
| |
| // error handling |
| void abort(const char* msg) { unpack_abort(msg, u); } |
| bool aborting() { return unpack_aborting(u); } |
| }; |