greg/pcompress
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388 commits 3 branches 21 tags 7.6 MiB
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70 commits

Author SHA1 Message Date
Moinak Ghosh
fb30b5c295 Enable building with alternate Zlib and Bzlib. 
Update README and comments.
Fix correct setting of output size when using Delta2 without LZP.
 2012-12-16 23:17:04 +05:30
Moinak Ghosh
375ebefa0d Add Matrix Transpose of Dedupe index to compress it better. 
Fix handling of Dedupe index compression failure.
 2012-12-13 00:00:47 +05:30
Moinak Ghosh
c7b960e72c Enable use of Link Time Optimizations in GCC. 2012-12-11 17:58:23 +05:30
Moinak Ghosh
75c81b5e9c Add support for 64-bit Keccak implementation. 
Sanitize error message from tests.
Add more tests.
Improve platform detection in config script.
 2012-12-08 14:19:01 +05:30
Moinak Ghosh
970d8163a2 Add adaptive delta encoding test. 2012-12-05 22:03:09 +05:30
Moinak Ghosh
29b0d8fd7b Implement Adaptive Delta Encoding. 2012-12-05 00:09:47 +05:30
Moinak Ghosh
6c3173f929 Work in progress global dedupe config setup. 2012-11-29 22:28:50 +05:30
Moinak Ghosh
6e9ca97bdf Add CRC32 header checksums in non-cryptographic mode. 2012-11-23 00:00:39 +05:30
Moinak Ghosh
7debc60dd5 Add a functionality test suite. 2012-11-08 22:22:37 +05:30
Moinak Ghosh
c5ebe1f30a Portability to Debian based distros. 
Enable SSE4/AVX detection for AMD platforms (Bulldozer has both).
Portable long long int print formatting to silence gcc 4.6 warnings.
 2012-10-21 21:03:07 +05:30
Moinak Ghosh
d13aad830e Implement HMAC Functionality. 
Refactor crypto utility functions in a separate file.
Add HMAC verification for file header.
Add a few extra input validation checks.
Include space in chunk header for HMAC.
 2012-10-17 23:32:35 +05:30
Moinak Ghosh
f2d7bea902 Support for chunk-level encryption using AES and Scrypt based PBE. 
Couple of minor fixes.
 2012-10-15 12:10:00 +05:30
Moinak Ghosh
21cbef6d60 Incorporate SSE/AVX optimized Intel SHA-256 implementation. 
Add support for runtime cpuid detection.
 2012-10-06 20:51:23 +05:30
Moinak Ghosh
2578676b1b Add support for SHA256 and SHA512 digests from OpenSSL library. 2012-10-03 22:43:02 +05:30
Moinak Ghosh
f3f472b860 Implement K-min-values Sketch for Similarity detection. 2012-09-11 20:26:36 +05:30
Moinak Ghosh
262566b59a Add xxHash for Rabin block checksums, slightly faster than CRC64. 
Fix missing initialization of character counts table.
Some file reorganization.
 2012-09-02 20:40:32 +05:30
Moinak Ghosh
4ba840b255 Add ASM version of Skein for x64 platforms with auto-detection 
Error checking for checksum flag when decompressing
Update comments and READMEs
 2012-09-01 14:40:15 +05:30
Moinak Ghosh
eda312ce1e Add support for Skein512 and Skein256 checksums 
Import Skein code from NIST CD submission
Make checksum algorithms pluggable
Fix handling of huge buffers (>2GB) in LZP
Cleanup of some buffer sizing code
Speed up CRC64 calculation in dedupe chunking
 2012-08-31 22:36:06 +05:30
Moinak Ghosh
d75535bc7e Add support for libbsc a high-performance block sorting compressor. 
Enable external algorithm threading for single chunk compressed files.
Update docs.
 2012-08-27 21:51:55 +05:30
Moinak Ghosh
5f41057f9c Add config script to generate Makefile based on flags. 
Add install target and installation readme file.
A few comment changes.
 2012-08-26 14:09:24 +05:30
Renamed from Makefile (Browse further)