Magellan Linux

  • Back to homepage
    • /[pkg-src]/trunk/busybox/patches/busybox-1.20.2-tar-seamless-xz.patch

    Annotation of /trunk/busybox/patches/busybox-1.20.2-tar-seamless-xz.patch

    Parent Directory Parent Directory | Revision Log Revision Log

    Revision 1837 - (hide annotations) (download)
    Fri Jul 13 09:44:25 2012 UTC (11 years, 10 months ago) by niro
    File size: 7705 byte(s) 
    -rediffed against busybox-1.20.2
    1 niro 1837 diff -Naur busybox-1.20.2/archival/libarchive/filter_accept_list_reassign.c busybox-1.20.2-magellan/archival/libarchive/filter_accept_list_reassign.c
    2     --- busybox-1.20.2/archival/libarchive/filter_accept_list_reassign.c 2012-06-26 15:35:45.000000000 +0200
    3     +++ busybox-1.20.2-magellan/archival/libarchive/filter_accept_list_reassign.c 2012-07-13 12:15:10.649986771 +0200
    4     @@ -46,6 +46,12 @@
    5     archive_handle->dpkg__action_data_subarchive = get_header_tar_lzma;
    6     return EXIT_SUCCESS;
    7     }
    8     + if (ENABLE_FEATURE_SEAMLESS_XZ
    9     + && strcmp(name_ptr, "xz") == 0
    10     + ) {
    11     + archive_handle->dpkg__action_data_subarchive = get_header_tar_xz;
    12     + return EXIT_SUCCESS;
    13     + }
    14     }
    15     return EXIT_FAILURE;
    16     }
    17     diff -Naur busybox-1.20.2/archival/libarchive/get_header_tar_xz.c busybox-1.20.2-magellan/archival/libarchive/get_header_tar_xz.c
    18     --- busybox-1.20.2/archival/libarchive/get_header_tar_xz.c 1970-01-01 01:00:00.000000000 +0100
    19     +++ busybox-1.20.2-magellan/archival/libarchive/get_header_tar_xz.c 2012-07-13 12:13:24.191983102 +0200
    20     @@ -0,0 +1,39 @@
    21     +/* vi: set sw=4 ts=4: */
    22     +/*
    23     + * Small xz deflate implementation.
    24     + * Copyright (C) 2006 Aurelien Jacobs <aurel@gnuage.org>
    25     + * Copyright (C) 2012 Niels Rogalla <niro@magellan-linux.de>
    26     + *
    27     + * Licensed under GPLv2, see file LICENSE in this source tree.
    28     + */
    29     +
    30     +#include "libbb.h"
    31     +#include "bb_archive.h"
    32     +
    33     +char FAST_FUNC get_header_tar_xz(archive_handle_t *archive_handle)
    34     +{
    35     + uint16_t magic;
    36     +
    37     + /* check magic for LZMA or XZ */
    38     + xread(archive_handle->src_fd, &magic, 2);
    39     + xlseek(archive_handle->src_fd, -2, SEEK_CUR);
    40     +
    41     + /* Can't lseek over pipes */
    42     + archive_handle->seek = seek_by_read;
    43     +
    44     + if (magic == LZMA_DEFAULT_MAGIC) {
    45     + open_transformer_with_sig(archive_handle->src_fd, unpack_lzma_stream, "unlzma");
    46     + archive_handle->offset = 0;
    47     + while (get_header_tar(archive_handle) == EXIT_SUCCESS)
    48     + continue;
    49     + } else {
    50     + xlseek(archive_handle->src_fd, +6, SEEK_CUR);
    51     + open_transformer_with_sig(archive_handle->src_fd, unpack_xz_stream, "unxz");
    52     + archive_handle->offset = 0;
    53     + while (get_header_tar(archive_handle) == EXIT_SUCCESS)
    54     + continue;
    55     + }
    56     +
    57     + /* Can only do one file at a time */
    58     + return EXIT_FAILURE;
    59     +}
    60     diff -Naur busybox-1.20.2/archival/libarchive/Kbuild.src busybox-1.20.2-magellan/archival/libarchive/Kbuild.src
    61     --- busybox-1.20.2/archival/libarchive/Kbuild.src 2012-06-26 15:35:45.000000000 +0200
    62     +++ busybox-1.20.2-magellan/archival/libarchive/Kbuild.src 2012-07-13 12:15:47.140983876 +0200
    63     @@ -59,7 +59,7 @@
    64     lib-$(CONFIG_FEATURE_SEAMLESS_GZ) += open_transformer.o decompress_gunzip.o
    65     lib-$(CONFIG_FEATURE_SEAMLESS_BZ2) += open_transformer.o decompress_bunzip2.o
    66     lib-$(CONFIG_FEATURE_SEAMLESS_LZMA) += open_transformer.o decompress_unlzma.o
    67     -lib-$(CONFIG_FEATURE_SEAMLESS_XZ) += open_transformer.o decompress_unxz.o
    68     +lib-$(CONFIG_FEATURE_SEAMLESS_XZ) += open_transformer.o decompress_unxz.o get_header_tar_xz.o
    69     lib-$(CONFIG_FEATURE_COMPRESS_USAGE) += open_transformer.o decompress_bunzip2.o
    70     lib-$(CONFIG_FEATURE_COMPRESS_BBCONFIG) += decompress_bunzip2.o
    71     lib-$(CONFIG_FEATURE_TAR_TO_COMMAND) += data_extract_to_command.o
    72     diff -Naur busybox-1.20.2/archival/tar.c busybox-1.20.2-magellan/archival/tar.c
    73     --- busybox-1.20.2/archival/tar.c 2012-07-02 16:08:25.000000000 +0200
    74     +++ busybox-1.20.2-magellan/archival/tar.c 2012-07-13 12:27:19.799982146 +0200
    75     @@ -696,6 +696,7 @@
    76     //usage: IF_FEATURE_SEAMLESS_GZ("z")
    77     //usage: IF_FEATURE_SEAMLESS_BZ2("j")
    78     //usage: IF_FEATURE_SEAMLESS_LZMA("a")
    79     +//usage: IF_FEATURE_SEAMLESS_XZ("J")
    80     //usage: IF_FEATURE_TAR_CREATE("h")
    81     //usage: IF_FEATURE_TAR_NOPRESERVE_TIME("m")
    82     //usage: "vO] "
    83     @@ -726,6 +727,9 @@
    84     //usage: IF_FEATURE_SEAMLESS_LZMA(
    85     //usage: "\n a (De)compress using lzma"
    86     //usage: )
    87     +//usage: IF_FEATURE_SEAMLESS_XZ(
    88     +//usage: "\n J (De)compress using xz"
    89     +//usage: )
    90     //usage: "\n O Extract to stdout"
    91     //usage: IF_FEATURE_TAR_CREATE(
    92     //usage: "\n h Follow symlinks"
    93     @@ -762,6 +766,7 @@
    94     IF_FEATURE_TAR_CREATE( OPTBIT_DEREFERENCE ,)
    95     IF_FEATURE_SEAMLESS_BZ2( OPTBIT_BZIP2 ,)
    96     IF_FEATURE_SEAMLESS_LZMA(OPTBIT_LZMA ,)
    97     + IF_FEATURE_SEAMLESS_XZ(OPTBIT_XZ ,)
    98     IF_FEATURE_TAR_FROM( OPTBIT_INCLUDE_FROM,)
    99     IF_FEATURE_TAR_FROM( OPTBIT_EXCLUDE_FROM,)
    100     IF_FEATURE_SEAMLESS_GZ( OPTBIT_GZIP ,)
    101     @@ -786,6 +791,7 @@
    102     OPT_DEREFERENCE = IF_FEATURE_TAR_CREATE( (1 << OPTBIT_DEREFERENCE )) + 0, // h
    103     OPT_BZIP2 = IF_FEATURE_SEAMLESS_BZ2( (1 << OPTBIT_BZIP2 )) + 0, // j
    104     OPT_LZMA = IF_FEATURE_SEAMLESS_LZMA((1 << OPTBIT_LZMA )) + 0, // a
    105     + OPT_XZ = IF_FEATURE_SEAMLESS_XZ( (1 << OPTBIT_XZ )) + 0, // J
    106     OPT_INCLUDE_FROM = IF_FEATURE_TAR_FROM( (1 << OPTBIT_INCLUDE_FROM)) + 0, // T
    107     OPT_EXCLUDE_FROM = IF_FEATURE_TAR_FROM( (1 << OPTBIT_EXCLUDE_FROM)) + 0, // X
    108     OPT_GZIP = IF_FEATURE_SEAMLESS_GZ( (1 << OPTBIT_GZIP )) + 0, // z
    109     @@ -796,7 +802,7 @@
    110     OPT_NOPRESERVE_PERM = IF_FEATURE_TAR_LONG_OPTIONS((1 << OPTBIT_NOPRESERVE_PERM)) + 0, // no-same-permissions
    111     OPT_OVERWRITE = IF_FEATURE_TAR_LONG_OPTIONS((1 << OPTBIT_OVERWRITE )) + 0, // overwrite
    112    
    113     - OPT_ANY_COMPRESS = (OPT_BZIP2 | OPT_LZMA | OPT_GZIP | OPT_COMPRESS),
    114     + OPT_ANY_COMPRESS = (OPT_BZIP2 | OPT_LZMA | OPT_XZ | OPT_GZIP | OPT_COMPRESS),
    115     };
    116     #if ENABLE_FEATURE_TAR_LONG_OPTIONS
    117     static const char tar_longopts[] ALIGN1 =
    118     @@ -822,6 +828,9 @@
    119     # if ENABLE_FEATURE_SEAMLESS_LZMA
    120     "lzma\0" No_argument "a"
    121     # endif
    122     +# if ENABLE_FEATURE_SEAMLESS_XZ
    123     + "xz\0" No_argument "J"
    124     +# endif
    125     # if ENABLE_FEATURE_TAR_FROM
    126     "files-from\0" Required_argument "T"
    127     "exclude-from\0" Required_argument "X"
    128     @@ -919,6 +928,7 @@
    129     IF_FEATURE_TAR_CREATE( "ch" )
    130     IF_FEATURE_SEAMLESS_BZ2( "j" )
    131     IF_FEATURE_SEAMLESS_LZMA("a" )
    132     + IF_FEATURE_SEAMLESS_XZ( "J" )
    133     IF_FEATURE_TAR_FROM( "T:X:")
    134     IF_FEATURE_SEAMLESS_GZ( "z" )
    135     IF_FEATURE_SEAMLESS_Z( "Z" )
    136     @@ -1071,6 +1081,9 @@
    137     if (opt & OPT_LZMA)
    138     USE_FOR_MMU(xformer = unpack_lzma_stream;)
    139     USE_FOR_NOMMU(xformer_prog = "unlzma";)
    140     + if (opt & OPT_XZ)
    141     + USE_FOR_MMU(xformer = unpack_xz_stream;)
    142     + USE_FOR_NOMMU(xformer_prog = "unxz";)
    143    
    144     open_transformer_with_sig(tar_handle->src_fd, xformer, xformer_prog);
    145     /* Can't lseek over pipes */
    146     diff -Naur busybox-1.20.2/include/bb_archive.h busybox-1.20.2-magellan/include/bb_archive.h
    147     --- busybox-1.20.2/include/bb_archive.h 2012-07-02 16:08:25.000000000 +0200
    148     +++ busybox-1.20.2-magellan/include/bb_archive.h 2012-07-13 12:29:25.386980771 +0200
    149     @@ -9,6 +9,8 @@
    150     COMPRESS_MAGIC = 0x1f9d,
    151     GZIP_MAGIC = 0x1f8b,
    152     BZIP2_MAGIC = 256 * 'B' + 'Z',
    153     + /* lzma default options: lc=3 lp=0 pb=2, historic % 256 == 0 */
    154     + LZMA_DEFAULT_MAGIC = 0x5d00,
    155     /* .xz signature: 0xfd, '7', 'z', 'X', 'Z', 0x00 */
    156     /* More info at: http://tukaani.org/xz/xz-file-format.txt */
    157     XZ_MAGIC1 = 256 * 0xfd + '7',
    158     @@ -21,6 +23,8 @@
    159     COMPRESS_MAGIC = 0x9d1f,
    160     GZIP_MAGIC = 0x8b1f,
    161     BZIP2_MAGIC = 'B' + 'Z' * 256,
    162     + /* lzma default options: lc=3 lp=0 pb=2, historic % 256 == 0 */
    163     + LZMA_DEFAULT_MAGIC = 0x5d,
    164     XZ_MAGIC1 = 0xfd + '7' * 256,
    165     XZ_MAGIC2 = 'z' + ('X' + ('Z' + 0 * 256) * 256) * 256,
    166     XZ_MAGIC1a = 0xfd + ('7' + ('z' + 'X' * 256) * 256) * 256,
    167     @@ -180,6 +184,7 @@
    168     char get_header_tar_gz(archive_handle_t *archive_handle) FAST_FUNC;
    169     char get_header_tar_bz2(archive_handle_t *archive_handle) FAST_FUNC;
    170     char get_header_tar_lzma(archive_handle_t *archive_handle) FAST_FUNC;
    171     +char get_header_tar_xz(archive_handle_t *archive_handle) FAST_FUNC;
    172    
    173     void seek_by_jump(int fd, off_t amount) FAST_FUNC;
    174     void seek_by_read(int fd, off_t amount) FAST_FUNC;