diff options
Diffstat (limited to 'src/libs/3rdparty/libarchive/archive_private.h')
| -rw-r--r-- | src/libs/3rdparty/libarchive/archive_private.h | 180 |
1 files changed, 180 insertions, 0 deletions
diff --git a/src/libs/3rdparty/libarchive/archive_private.h b/src/libs/3rdparty/libarchive/archive_private.h new file mode 100644 index 000000000..b2a2cda25 --- /dev/null +++ b/src/libs/3rdparty/libarchive/archive_private.h @@ -0,0 +1,180 @@ +/*- + * 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_private.h 201098 2009-12-28 02:58:14Z kientzle $ + */ + +#ifndef ARCHIVE_PRIVATE_H_INCLUDED +#define ARCHIVE_PRIVATE_H_INCLUDED + +#ifndef __LIBARCHIVE_BUILD +#error This header is only to be used internally to libarchive. +#endif + +#if HAVE_ICONV_H +#include <iconv.h> +#endif + +#include "archive.h" +#include "archive_string.h" + +#if defined(__GNUC__) && (__GNUC__ > 2 || \ + (__GNUC__ == 2 && __GNUC_MINOR__ >= 5)) +#define __LA_DEAD __attribute__((__noreturn__)) +#else +#define __LA_DEAD +#endif + +#if defined(__GNUC__) && (__GNUC__ > 2 || \ + (__GNUC__ == 2 && __GNUC_MINOR__ >= 7)) +#define __LA_UNUSED __attribute__((__unused__)) +#else +#define __LA_UNUSED +#endif + +#define ARCHIVE_WRITE_MAGIC (0xb0c5c0deU) +#define ARCHIVE_READ_MAGIC (0xdeb0c5U) +#define ARCHIVE_WRITE_DISK_MAGIC (0xc001b0c5U) +#define ARCHIVE_READ_DISK_MAGIC (0xbadb0c5U) +#define ARCHIVE_MATCH_MAGIC (0xcad11c9U) + +#define ARCHIVE_STATE_NEW 1U +#define ARCHIVE_STATE_HEADER 2U +#define ARCHIVE_STATE_DATA 4U +#define ARCHIVE_STATE_EOF 0x10U +#define ARCHIVE_STATE_CLOSED 0x20U +#define ARCHIVE_STATE_FATAL 0x8000U +#define ARCHIVE_STATE_ANY (0xFFFFU & ~ARCHIVE_STATE_FATAL) + +struct archive_vtable { + int (*archive_close)(struct archive *); + int (*archive_free)(struct archive *); + int (*archive_write_header)(struct archive *, + struct archive_entry *); + int (*archive_write_finish_entry)(struct archive *); + ssize_t (*archive_write_data)(struct archive *, + const void *, size_t); + ssize_t (*archive_write_data_block)(struct archive *, + const void *, size_t, int64_t); + + int (*archive_read_next_header)(struct archive *, + struct archive_entry **); + int (*archive_read_next_header2)(struct archive *, + struct archive_entry *); + int (*archive_read_data_block)(struct archive *, + const void **, size_t *, int64_t *); + + int (*archive_filter_count)(struct archive *); + int64_t (*archive_filter_bytes)(struct archive *, int); + int (*archive_filter_code)(struct archive *, int); + const char * (*archive_filter_name)(struct archive *, int); +}; + +struct archive_string_conv; + +struct archive { + /* + * The magic/state values are used to sanity-check the + * client's usage. If an API function is called at a + * ridiculous time, or the client passes us an invalid + * pointer, these values allow me to catch that. + */ + unsigned int magic; + unsigned int state; + + /* + * Some public API functions depend on the "real" type of the + * archive object. + */ + const struct archive_vtable *vtable; + + int archive_format; + const char *archive_format_name; + + /* Number of file entries processed. */ + int file_count; + + int archive_error_number; + const char *error; + struct archive_string error_string; + + char *current_code; + unsigned current_codepage; /* Current ACP(ANSI CodePage). */ + unsigned current_oemcp; /* Current OEMCP(OEM CodePage). */ + struct archive_string_conv *sconv; + + /* + * Used by archive_read_data() to track blocks and copy + * data to client buffers, filling gaps with zero bytes. + */ + const char *read_data_block; + int64_t read_data_offset; + int64_t read_data_output_offset; + size_t read_data_remaining; + + /* + * Used by formats/filters to determine the amount of data + * requested from a call to archive_read_data(). This is only + * useful when the format/filter has seek support. + */ + char read_data_is_posix_read; + size_t read_data_requested; +}; + +/* Check magic value and state; return(ARCHIVE_FATAL) if it isn't valid. */ +int __archive_check_magic(struct archive *, unsigned int magic, + unsigned int state, const char *func); +#define archive_check_magic(a, expected_magic, allowed_states, function_name) \ + do { \ + int magic_test = __archive_check_magic((a), (expected_magic), \ + (allowed_states), (function_name)); \ + if (magic_test == ARCHIVE_FATAL) \ + return ARCHIVE_FATAL; \ + } while (0) + +void __archive_errx(int retvalue, const char *msg) __LA_DEAD; + +void __archive_ensure_cloexec_flag(int fd); +int __archive_mktemp(const char *tmpdir); +#if defined(_WIN32) && !defined(__CYGWIN__) +int __archive_mkstemp(wchar_t *template); +#else +int __archive_mkstemp(char *template); +#endif + +int __archive_clean(struct archive *); + +void __archive_reset_read_data(struct archive *); + +#define err_combine(a,b) ((a) < (b) ? (a) : (b)) + +#if defined(__BORLANDC__) || (defined(_MSC_VER) && _MSC_VER <= 1300) +# define ARCHIVE_LITERAL_LL(x) x##i64 +# define ARCHIVE_LITERAL_ULL(x) x##ui64 +#else +# define ARCHIVE_LITERAL_LL(x) x##ll +# define ARCHIVE_LITERAL_ULL(x) x##ull +#endif + +#endif |