Moinak Ghosh
7ff2cb74c4
Increase the small size slabs a bit.
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Move 64Bit integer hashing function to common file for use in other places.
2012-07-29 15:02:51 +05:30
Moinak Ghosh
94563a7ecd
Fix buffer size computation when allocating Rabin block array.
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Reduce memory usage of Rabin block array.
Add an SSE optimization for bsdiff.
Move integer hashing function to utils file.
More updates to README.
2012-07-28 23:55:24 +05:30
Moinak Ghosh
296e2ab6b2
Add support for LZ4 compression including multi-pass LZ4.
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Add missing Read_Adjusted() declaration, was causing a crash with 2GB chunks.
Fix minor cut-paste issues in comments.
2012-07-25 21:07:36 +05:30
Moinak Ghosh
e788eb43b8
Implement Delta Encoding based on modified bsdiff.
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Change to more accurate Sketch value computation approach.
2012-07-19 21:41:07 +05:30
Moinak Ghosh
a873f92e41
Fix crash when decompressing deduped archive.
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Ensure correct level is passed to lzma.
Avoid branch when wrapping rabin window position and check for rabin window size to be power of 2.
Update rabin parameters check for adaptive modes.
Add detection of 7-bit text/8-bit binary data for later use.
2012-07-10 20:14:23 +05:30
Moinak Ghosh
d3f5287ee5
Update License info to LGPLv3.
2012-07-07 22:18:29 +05:30
Moinak Ghosh
ea923b84f0
Use different min block size and Rabin break pattern depending on compression algo.
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Cleanup some cruft.
2012-07-06 23:24:12 +05:30
Moinak Ghosh
a1825a2305
Implement Parallel deduplication support.
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Restructure compression functions to take chunk flag as argument.
Add missing error flag printing in LZMA.
Only create enough threads as needed by chunk size and file size.
Minor cleanups and variable name changes.
2012-07-01 21:44:02 +05:30
Moinak Ghosh
cbf9728278
Implement Deduplication based on Rabin Fingerprinting: work in progress.
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Fix bug that prevented pipe mode from being used.
Allow building without specialized allocator.
Use basic optimize flag in debuig build.
2012-06-29 18:23:55 +05:30
Moinak Ghosh
733923cbf2
Add ability to adjust chunk boundary based on Rabin Fingerprinting to improve compression.
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Remove unnecessary checks in compression loop.
2012-06-21 20:27:05 +05:30
Moinak Ghosh
e46d3d10b3
Add basic compression statistics and new option to display them.
2012-05-31 21:36:33 +05:30
Moinak Ghosh
3cdfa86d65
Portability to Solaris and derivative platforms.
2012-05-31 18:01:34 +05:30
Moinak Ghosh
07dfed7769
Initial Commit.
2012-05-28 20:19:29 +05:30
