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decompress_bunzip2: handle concatenated .bz2 files

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function                                             old     new   delta
unpack_bz2_stream                                    207     307    +100
start_bunzip                                         199     209     +10
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 2/0 up/down: 110/0)             Total: 110 bytes

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2010-10-28 23:08:53 +02:00
parent 8410ac1a07
commit caddfc8339
5 changed files with 81 additions and 30 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
testsuite/bunzip2.tests
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@ -463,6 +463,24 @@ $ECHO -ne "\x40\xa0\x00\x8b\x12\xe8\xfb\xb7\x27\xaa\xd3\x36\x0c\xfc\xe1\x40"
$ECHO -ne "\x01\xff\x8b\xb9\x22\x9c\x28\x48\x5f\xa5\xca\xf3\x80"
}
pbzip_4m_zeros() {
$ECHO -ne "\x42\x5a\x68\x31\x31\x41\x59\x26\x53\x59\x63\xe3\xec\xa2\x00\x06"
$ECHO -ne "\xe4\xc1\x00\xc0\x00\x02\x00\x00\x08\x20\x00\x30\xcc\x09\xaa\x69"
$ECHO -ne "\x94\xa1\x36\xa9\x28\x4f\x17\x72\x45\x38\x50\x90\x63\xe3\xec\xa2"
$ECHO -ne "\x42\x5a\x68\x31\x31\x41\x59\x26\x53\x59\x63\xe3\xec\xa2\x00\x06"
$ECHO -ne "\xe4\xc1\x00\xc0\x00\x02\x00\x00\x08\x20\x00\x30\xcc\x09\xaa\x69"
$ECHO -ne "\x94\xa1\x36\xa9\x28\x4f\x17\x72\x45\x38\x50\x90\x63\xe3\xec\xa2"
$ECHO -ne "\x42\x5a\x68\x31\x31\x41\x59\x26\x53\x59\x63\xe3\xec\xa2\x00\x06"
$ECHO -ne "\xe4\xc1\x00\xc0\x00\x02\x00\x00\x08\x20\x00\x30\xcc\x09\xaa\x69"
$ECHO -ne "\x94\xa1\x36\xa9\x28\x4f\x17\x72\x45\x38\x50\x90\x63\xe3\xec\xa2"
$ECHO -ne "\x42\x5a\x68\x31\x31\x41\x59\x26\x53\x59\x63\xe3\xec\xa2\x00\x06"
$ECHO -ne "\xe4\xc1\x00\xc0\x00\x02\x00\x00\x08\x20\x00\x30\xcc\x09\xaa\x69"
$ECHO -ne "\x94\xa1\x36\xa9\x28\x4f\x17\x72\x45\x38\x50\x90\x63\xe3\xec\xa2"
$ECHO -ne "\x42\x5a\x68\x31\x31\x41\x59\x26\x53\x59\xc9\xb5\x21\xef\x00\x04"
$ECHO -ne "\x8d\x40\x20\xc0\x00\x01\x00\x00\x08\x20\x00\x30\xcc\x05\x29\xa6"
$ECHO -ne "\x4a\x11\xb1\x4a\x11\xe2\xee\x48\xa7\x0a\x12\x19\x36\xa4\x3d\xe0"
}
prep() {
rm -f t*
hello_$ext >t1.$ext
@ -520,9 +538,18 @@ if test "${0##*/}" = "bunzip2.tests"; then
if test1_bz2 | ${bb}bunzip2 >/dev/null \
&& test "`test1_bz2 | ${bb}bunzip2 | md5sum`" = "61bbeee4be9c6f110a71447f584fda7b -"
then
echo "PASS: $unpack: test bz2 file"
echo "PASS: $unpack: test_bz2 file"
else
echo "FAIL: $unpack: test bz2 file"
echo "FAIL: $unpack: test_bz2 file"
FAILCOUNT=$((FAILCOUNT + 1))
fi
if pbzip_4m_zeros | ${bb}bunzip2 >/dev/null \
&& test "`pbzip_4m_zeros | ${bb}bunzip2 | md5sum`" = "b5cfa9d6c8febd618f91ac2843d50a1c -"
then
echo "PASS: $unpack: pbzip_4m_zeros file"
else
echo "FAIL: $unpack: pbzip_4m_zeros file"
FAILCOUNT=$((FAILCOUNT + 1))
fi
fi