21 lines
652 B
Diff
21 lines
652 B
Diff
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CRC-32 for 64-bit systems is calculated incorrectly,
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resulting in corrupted ODG exported files.
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https://bugs.launchpad.net/inkscape/+bug/275519
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https://bugzilla.redhat.com/show_bug.cgi?id=499088
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Lubomir Rintel
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diff -up inkscape/src/dom/util/ziptool.cpp.crc32 inkscape/src/dom/util/ziptool.cpp
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--- inkscape/src/dom/util/ziptool.cpp.crc32 2009-05-18 06:12:56.000000000 +0200
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+++ inkscape/src/dom/util/ziptool.cpp 2009-05-18 06:13:31.000000000 +0200
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@@ -158,6 +158,8 @@ void Crc32::reset()
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void Crc32::update(unsigned char b)
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{
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unsigned long c = ~value;
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+
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+ c &= 0xffffffff;
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c = crc_table[(c ^ b) & 0xff] ^ (c >> 8);
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value = ~c;
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}
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