| /*- |
| * Copyright (c) 2003-2007 Tim Kientzle |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * |
| * $FreeBSD: head/lib/libarchive/archive_write_private.h 201155 2009-12-29 05:20:12Z kientzle $ |
| */ |
| |
| #ifndef __LIBARCHIVE_BUILD |
| #error This header is only to be used internally to libarchive. |
| #endif |
| |
| #ifndef ARCHIVE_WRITE_PRIVATE_H_INCLUDED |
| #define ARCHIVE_WRITE_PRIVATE_H_INCLUDED |
| |
| #include "archive.h" |
| #include "archive_string.h" |
| #include "archive_private.h" |
| |
| struct archive_write; |
| |
| struct archive_write_filter { |
| int64_t bytes_written; |
| struct archive *archive; /* Associated archive. */ |
| struct archive_write_filter *next_filter; /* Who I write to. */ |
| int (*options)(struct archive_write_filter *, |
| const char *key, const char *value); |
| int (*open)(struct archive_write_filter *); |
| int (*write)(struct archive_write_filter *, const void *, size_t); |
| int (*close)(struct archive_write_filter *); |
| int (*free)(struct archive_write_filter *); |
| void *data; |
| const char *name; |
| int code; |
| int bytes_per_block; |
| int bytes_in_last_block; |
| }; |
| |
| #if ARCHIVE_VERSION < 4000000 |
| void __archive_write_filters_free(struct archive *); |
| #endif |
| |
| struct archive_write_filter *__archive_write_allocate_filter(struct archive *); |
| |
| int __archive_write_output(struct archive_write *, const void *, size_t); |
| int __archive_write_nulls(struct archive_write *, size_t); |
| int __archive_write_filter(struct archive_write_filter *, const void *, size_t); |
| int __archive_write_open_filter(struct archive_write_filter *); |
| int __archive_write_close_filter(struct archive_write_filter *); |
| |
| struct archive_write { |
| struct archive archive; |
| |
| /* Dev/ino of the archive being written. */ |
| int skip_file_set; |
| int64_t skip_file_dev; |
| int64_t skip_file_ino; |
| |
| /* Utility: Pointer to a block of nulls. */ |
| const unsigned char *nulls; |
| size_t null_length; |
| |
| /* Callbacks to open/read/write/close archive stream. */ |
| archive_open_callback *client_opener; |
| archive_write_callback *client_writer; |
| archive_close_callback *client_closer; |
| void *client_data; |
| |
| /* |
| * Blocking information. Note that bytes_in_last_block is |
| * misleadingly named; I should find a better name. These |
| * control the final output from all compressors, including |
| * compression_none. |
| */ |
| int bytes_per_block; |
| int bytes_in_last_block; |
| |
| /* |
| * First and last write filters in the pipeline. |
| */ |
| struct archive_write_filter *filter_first; |
| struct archive_write_filter *filter_last; |
| |
| /* |
| * Pointers to format-specific functions for writing. They're |
| * initialized by archive_write_set_format_XXX() calls. |
| */ |
| void *format_data; |
| const char *format_name; |
| int (*format_init)(struct archive_write *); |
| int (*format_options)(struct archive_write *, |
| const char *key, const char *value); |
| int (*format_finish_entry)(struct archive_write *); |
| int (*format_write_header)(struct archive_write *, |
| struct archive_entry *); |
| ssize_t (*format_write_data)(struct archive_write *, |
| const void *buff, size_t); |
| int (*format_close)(struct archive_write *); |
| int (*format_free)(struct archive_write *); |
| }; |
| |
| /* |
| * Utility function to format a USTAR header into a buffer. If |
| * "strict" is set, this tries to create the absolutely most portable |
| * version of a ustar header. If "strict" is set to 0, then it will |
| * relax certain requirements. |
| * |
| * Generally, format-specific declarations don't belong in this |
| * header; this is a rare example of a function that is shared by |
| * two very similar formats (ustar and pax). |
| */ |
| int |
| __archive_write_format_header_ustar(struct archive_write *, char buff[512], |
| struct archive_entry *, int tartype, int strict, |
| struct archive_string_conv *); |
| |
| #endif |