Denys Vlasenko
507f6ea6d2
decompress_unlzma: move function, no code changes
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-03-01 14:48:10 +01:00
Denys Vlasenko
a2d04e0702
decompress_unlzma: 10% speedup in "small" code
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text data bss dec hex filename
1796 0 0 1796 704 decompress_unlzma.o
1801 0 0 1801 709 decompress_unlzma.o
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-03-01 14:43:07 +01:00
Denys Vlasenko
c09fd27c0a
decompress_unlzma: make "fast" version a bit smaller
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It is not slower. In fact it seems a tiny bit faster too.
text data bss dec hex filename
2827 0 0 2827 b0b decompress_unlzma.o
2797 0 0 2797 aed decompress_unlzma.o
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2013-03-01 14:37:58 +01:00
Denys Vlasenko
8a6a2f9c9c
update seamless uncompression code
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This change makes "tar tf hello_world.txz" work without
adding special-casing for ".txz" extension. It also removes
ever-growing magic checking code in rpm2cpio and get_header_tar -
we reuse one which lives in setup_unzip_on_fd.
function old new delta
unpack_gz_stream 7 566 +559
check_signature16 - 70 +70
setup_unzip_on_fd 99 142 +43
handle_SIGCHLD - 41 +41
unpack_bz2_stream 342 376 +34
unzip_main 2352 2385 +33
bbunpack 503 533 +30
open_transformer 74 102 +28
unpack_Z_stream 1278 1304 +26
unpack_gunzip 101 123 +22
init_transformer_aux_data - 18 +18
unpack_xz_stream 2388 2402 +14
open_zipped 131 141 +10
rpm_main 1358 1363 +5
get_header_tar_lzma 52 57 +5
get_header_tar_bz2 52 57 +5
unpack_lzma_stream 2698 2702 +4
hash_find 234 233 -1
get_header_tar 1759 1733 -26
get_header_tar_gz 92 57 -35
unpack_uncompress 51 12 -39
rpm2cpio_main 201 147 -54
unpack_unxz 67 12 -55
unpack_bz2_stream_prime 55 - -55
get_header_tar_Z 86 - -86
unpack_gz_stream_with_info 539 - -539
------------------------------------------------------------------------------
(add/remove: 3/3 grow/shrink: 14/6 up/down: 947/-890) Total: 57 bytes
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2012-03-06 16:27:48 +01:00
Denys Vlasenko
d184a728cf
rename archive.h to bb_archive.h. no code changes
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2011-09-22 12:45:14 +02:00
Denys Vlasenko
833d4e7f84
rename archival/libunarchive -> archival/libarchive; move bz/ into it
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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
2010-11-03 02:38:31 +01:00
