Martin Matuska
b0ea71a855
New features: #2088 7-zip reader: improve self-extracting archive detection #2137 zip writer: added XZ, LZMA, ZSTD and BZIP2 support #2403 zip writer: added LZMA + RISCV BCJ filter #2601 bsdtar: support --mtime and --clamp-mtime #2602 libarchive: mbedtls 3.x compatibility Security fixes: #2422 tar reader: Handle truncation in the middle of a GNU long linkname CVE-2024-57970 #2532 tar reader: fix unchecked return value in list_item_verbose() CVE-2025-25724 #2532 unzip: fix null pointer dereference CVE-2025-1632 #2568 warc: prevent signed integer overflow #2584 rar: do not skip past EOF while reading #2588 tar: fix overflow in build_ustar_entry #2598 rar: fix double free with over 4 billion nodes #2599 rar: fix heap-buffer-overflow Important bugfixes: #2399 7-zip reader: add SPARC filter support for non-LZMA compressors #2405 tar reader: ignore ustar size when pax size is present #2435 tar writer: fix bug when -s/a/b/ used more than once with b flag #2459 7-zip reader: add POWERPC filter support for non-LZMA compressors #2519 libarchive: handle ARCHIVE_FILTER_LZOP in archive_read_append_filter #2539 libarchive: add missing seeker function to archive_read_open_FILE() #2544 gzip: allow setting the original filename for gzip compressed files #2564 libarchive: improve lseek handling #2582 rar: support large headers on 32 bit systems #2587 bsdtar: don't hardlink negative inode files together #2596 rar: support large headers on 32 bit systems #2606 libarchive: support @-prefixed Unix epoch timestamps as date strings Obtained from: libarchive Vendor commit: 70ff28fcf04ec129a1d064f96e49aa57fcc90e37 CVE: CVE-2024-57970, CVE-2025-1632, CVE-2025-25724
224 lines
6.7 KiB
C
224 lines
6.7 KiB
C
/*-
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* Copyright (c) 2003-2007 Tim Kientzle
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* !!ONLY FOR USE INTERNALLY TO LIBARCHIVE!! */
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/*
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* This header is the first thing included in any of the libarchive
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* source files. As far as possible, platform-specific issues should
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* be dealt with here and not within individual source files. I'm
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* actively trying to minimize #if blocks within the main source,
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* since they obfuscate the code.
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*/
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#ifndef ARCHIVE_PLATFORM_H_INCLUDED
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#define ARCHIVE_PLATFORM_H_INCLUDED
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/* archive.h and archive_entry.h require this. */
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#define __LIBARCHIVE_BUILD 1
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#if defined(PLATFORM_CONFIG_H)
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/* Use hand-built config.h in environments that need it. */
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#include PLATFORM_CONFIG_H
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#elif defined(HAVE_CONFIG_H)
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/* Most POSIX platforms use the 'configure' script to build config.h */
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#include "config.h"
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#else
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/* Warn if the library hasn't been (automatically or manually) configured. */
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#error Oops: No config.h and no pre-built configuration in archive_platform.h.
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#endif
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/* On macOS check for some symbols based on the deployment target version. */
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#if defined(__APPLE__)
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# undef HAVE_FUTIMENS
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# undef HAVE_UTIMENSAT
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# include <AvailabilityMacros.h>
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# if MAC_OS_X_VERSION_MIN_REQUIRED >= 101300
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# define HAVE_FUTIMENS 1
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# define HAVE_UTIMENSAT 1
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# endif
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#endif
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/* For cygwin, to avoid missing LONG, ULONG, PUCHAR, ... definitions */
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#ifdef __CYGWIN__
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#include <windef.h>
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#endif
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/* It should be possible to get rid of this by extending the feature-test
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* macros to cover Windows API functions, probably along with non-trivial
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* refactoring of code to find structures that sit more cleanly on top of
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* either Windows or Posix APIs. */
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#if (defined(__WIN32__) || defined(_WIN32) || defined(__WIN32)) && !defined(__CYGWIN__)
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#include "archive_windows.h"
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/* The C library on Windows specifies a calling convention for callback
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* functions and exports; when we interact with them (capture pointers,
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* call and pass function pointers) we need to match their calling
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* convention.
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* This only matters when libarchive is built with /Gr, /Gz or /Gv
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* (which change the default calling convention.) */
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#define __LA_LIBC_CC __cdecl
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#else
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#define la_stat(path,stref) stat(path,stref)
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#define __LA_LIBC_CC
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#endif
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/*
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* The config files define a lot of feature macros. The following
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* uses those macros to select/define replacements and include key
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* headers as required.
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*/
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/* Try to get standard C99-style integer type definitions. */
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#if HAVE_INTTYPES_H
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#include <inttypes.h>
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#endif
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#if HAVE_STDINT_H
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#include <stdint.h>
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#endif
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/* Borland warns about its own constants! */
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#if defined(__BORLANDC__)
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# if HAVE_DECL_UINT64_MAX
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# undef UINT64_MAX
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# undef HAVE_DECL_UINT64_MAX
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# endif
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# if HAVE_DECL_UINT64_MIN
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# undef UINT64_MIN
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# undef HAVE_DECL_UINT64_MIN
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# endif
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# if HAVE_DECL_INT64_MAX
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# undef INT64_MAX
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# undef HAVE_DECL_INT64_MAX
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# endif
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# if HAVE_DECL_INT64_MIN
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# undef INT64_MIN
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# undef HAVE_DECL_INT64_MIN
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# endif
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#endif
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/* Some platforms lack the standard *_MAX definitions. */
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#if !HAVE_DECL_SIZE_MAX
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#define SIZE_MAX (~(size_t)0)
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#endif
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#if !HAVE_DECL_SSIZE_MAX
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#define SSIZE_MAX ((ssize_t)(SIZE_MAX >> 1))
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#endif
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#if !HAVE_DECL_UINT32_MAX
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#define UINT32_MAX (~(uint32_t)0)
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#endif
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#if !HAVE_DECL_INT32_MAX
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#define INT32_MAX ((int32_t)(UINT32_MAX >> 1))
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#endif
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#if !HAVE_DECL_INT32_MIN
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#define INT32_MIN ((int32_t)(~INT32_MAX))
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#endif
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#if !HAVE_DECL_UINT64_MAX
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#define UINT64_MAX (~(uint64_t)0)
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#endif
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#if !HAVE_DECL_INT64_MAX
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#define INT64_MAX ((int64_t)(UINT64_MAX >> 1))
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#endif
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#if !HAVE_DECL_INT64_MIN
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#define INT64_MIN ((int64_t)(~INT64_MAX))
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#endif
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#if !HAVE_DECL_UINTMAX_MAX
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#define UINTMAX_MAX (~(uintmax_t)0)
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#endif
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#if !HAVE_DECL_INTMAX_MAX
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#define INTMAX_MAX ((intmax_t)(UINTMAX_MAX >> 1))
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#endif
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#if !HAVE_DECL_INTMAX_MIN
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#define INTMAX_MIN ((intmax_t)(~INTMAX_MAX))
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#endif
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/* Some platforms lack the standard PRIxN/PRIdN definitions. */
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#if !HAVE_INTTYPES_H || !defined(PRIx32) || !defined(PRId32)
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#ifndef PRIx32
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#if SIZEOF_INT == 4
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#define PRIx32 "x"
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#elif SIZEOF_LONG == 4
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#define PRIx32 "lx"
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#else
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#error No suitable 32-bit unsigned integer type found for this platform
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#endif
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#endif // PRIx32
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#ifndef PRId32
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#if SIZEOF_INT == 4
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#define PRId32 "d"
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#elif SIZEOF_LONG == 4
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#define PRId32 "ld"
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#else
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#error No suitable 32-bit signed integer type found for this platform
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#endif
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#endif // PRId32
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#endif // !HAVE_INTTYPES_H || !defined(PRIx32) || !defined(PRId32)
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/*
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* If we can't restore metadata using a file descriptor, then
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* for compatibility's sake, close files before trying to restore metadata.
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*/
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#if defined(HAVE_FCHMOD) || defined(HAVE_FUTIMES) || defined(HAVE_ACL_SET_FD) || defined(HAVE_ACL_SET_FD_NP) || defined(HAVE_FCHOWN)
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#define CAN_RESTORE_METADATA_FD
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#endif
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/*
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* glibc 2.24 deprecates readdir_r
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* bionic c deprecates readdir_r too
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*/
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#if defined(HAVE_READDIR_R) && (!defined(__GLIBC__) || !defined(__GLIBC_MINOR__) || __GLIBC__ < 2 || (__GLIBC__ == 2 && __GLIBC_MINOR__ < 24)) && (!defined(__ANDROID__))
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#define USE_READDIR_R 1
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#else
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#undef USE_READDIR_R
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#endif
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/* Set up defaults for internal error codes. */
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#ifndef ARCHIVE_ERRNO_FILE_FORMAT
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#if HAVE_EFTYPE
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#define ARCHIVE_ERRNO_FILE_FORMAT EFTYPE
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#else
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#if HAVE_EILSEQ
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#define ARCHIVE_ERRNO_FILE_FORMAT EILSEQ
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#else
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#define ARCHIVE_ERRNO_FILE_FORMAT EINVAL
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#endif
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#endif
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#endif
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#ifndef ARCHIVE_ERRNO_PROGRAMMER
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#define ARCHIVE_ERRNO_PROGRAMMER EINVAL
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#endif
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#ifndef ARCHIVE_ERRNO_MISC
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#define ARCHIVE_ERRNO_MISC (-1)
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#endif
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#if defined(__GNUC__) && (__GNUC__ >= 7)
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#define __LA_FALLTHROUGH __attribute__((fallthrough))
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#else
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#define __LA_FALLTHROUGH
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#endif
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#endif /* !ARCHIVE_PLATFORM_H_INCLUDED */
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