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34 Commits

Author SHA1 Message Date
Roy Oursler
8965584ae3 igzip: Implement large hash table method as level 2 
Move current level 2 compression to be level 3 and create a level 2
compression which is the same algorithm as level 1 but with a larger
hashtable.

Change-Id: I398a6017c2ff218dded24e229fb51c23ea69f314
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
7a12bcb2a8 igzip: Separate concept of level and compression method 
Change-Id: I82a5fbeb93adc77057893c643e044e311e4f393c
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
fe68f02dac igzip: Move hash_table and symbol histogram for icf compression 
Change-Id: I50df9c8915ff3e1af450aeb8e4c0cc3baf9624ae
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
06cd70481c igzip: Separate defines for LVL1 and LVL0 hash tables 
Change-Id: I19bdec8d2d0c74083bc1695763c9630516995885
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
4ae2d1be29 igzip: Implement optimized level 2 compression 
Change-Id: I8cf5bcd56f290d17205ac36dc2828c8acfc66947
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
49156c3568 igzip: Implement block buffer 
Change-Id: I9d7942740557e4ffaf8e223e190f4bd4e4f47b1e
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
6049ce3ca7 igzip: Modify state to record total_in on deflate call 
Change-Id: I13e5878a227732545aee5a762bf5a9a75ce73f02
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
59b9990a39 igzip: Remove file_start from zstate 
Change-Id: Ia4cb6dc86da54cc771f25a6d958bea730caa4801
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-12-15 14:27:14 -07:00
Roy Oursler
80bfbb33df igzip: Remove DECLARE_ALIGNED and optimize structure layout 
Change-Id: I95bc3b8e2e30aff0d596c743158337400c4eb486
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-08-18 14:35:44 -07:00
Roy Oursler
34c341db35 igzip: Add reset functions for both deflate and inflate. 
Change-Id: I8677a4365ac5c2343751660176f3b2eb4746ddfe
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-06-26 04:14:44 -04:00
Roy Oursler
ed15402f5b igzip: Add stateful dictionary support 
Change-Id: I75dbac947787bc0041674468c88d0aa41b8b082f
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-06-26 04:11:48 -04:00
Greg Tucker
fc1467deb2 Format only patch from iindent and remove_whitespace 
Change-Id: I114bfcfa8750c7ba3a50ad2be9dd9e87cb7a1042
Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>
 2017-06-26 04:10:47 -04:00
Roy Oursler
64143a741e igzip: Implement type 0 blocks for level 1 compress 
Change-Id: If55ab161623d29fa6fb08df3bc813e654918e592
 2017-06-21 05:46:38 -04:00
Roy Oursler
87652b4489 igzip: Modify inflate to optionally calculate adler32 hash 
Change-Id: I314617b89b59d53608e464c7d2cf299faa3528b5
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-06-21 05:42:12 -04:00
Roy Oursler
4259169107 igzip: Implement zlib compression format 
Change-Id: I3d3cca425a494ac629cea230de74e3d32fcaea79
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-06-21 05:41:05 -04:00
Roy Oursler
871ad43fad igzip: Fix bug in isal_deflate where processed is not calculated correctly. 
Change-Id: I61e15a18ebe3130e73010337d2d41f59e2227f08
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-03-30 17:20:32 -07:00
Roy Oursler
bad6569acc igzip: Document and add some defines for higher level compressions 
Change-Id: I4d9fc9d7f697e721e247a64b2522ef2793c2d07f
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-03-30 17:18:55 -07:00
Roy Oursler
e38ed4b54e igzip: Increase isal_mod_hist size to stop histogram overflow 
Change-Id: I1c651c9625d0fb543cd89e53e2b78b391176ef68
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-03-30 17:11:51 -07:00
Roy Oursler
01dfbcc484 igzip: implement igzip two pass 
Change-Id: I9564b2da251a02197b39cab5f141e7aff1ae8439
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2017-03-30 16:50:48 -07:00
Greg Tucker
d549db38e5 doc: Fix igzip header description for isal_create_hufftables 
Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>
 2017-01-11 10:31:44 -07:00
Roy Oursler
7fefb53938 igzip: Add a hufftable for the static Huffman code in Deflate 
Change-Id: If8aadce05bcb705e608fe3ed6028be9a7448fa59
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2016-12-06 16:15:57 -07:00
Roy Oursler
4809b9ba83 igzip: Create flag signifying existence of buffer history 
Create a flag signifying the existence of buffer history so a literal does not
have to be encoded on every call of isal_deflate_body and isal_deflate_finish.

Change-Id: I3750cac7e5f19fbaa190e19fb929172c16289723
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2016-12-06 11:22:22 -07:00
Roy Oursler
266ac91a6e igzip: Allow user to write a custom gzip header before compressing with gzip 
Modify gzip_flag so that if set to IGZIP_GZIP_NO_HDR, no gzip hdr is written.

Change-Id: I79dbd5287cf471777b10412c17d23dc7f5a57bf6
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2016-12-06 11:17:33 -07:00
Roy Oursler
e569ff70e7 igzip: Create flag for inflate to return crc of the decompressed data 
Change-Id: I2d966f2d4ca135e3c938a9501bf5d2e11d8e92fe
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2016-12-06 11:16:34 -07:00
Roy Oursler
4ea4f81138 igzip: Make gzip format a run time option. 
Change-Id: Ia986d378763146b33c733751652bff788ec3cb9d
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2016-12-06 11:16:07 -07:00
Roy Oursler
d941b66162 igzip: Improve igzip stateful on large buffers 
Change-Id: I3e9e56958e8ea3e636df3369b29c3d4b94dce9d8
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
 2016-12-06 10:59:52 -07:00
Greg Tucker
3f6e646793 igzip: Fix for doc on return values and flush types 
Change-Id: Ie1e0a516eb90b42d8e293952fe58387d9f348277
Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-12-06 10:04:32 -07:00
Roy Oursler
88f95d8594 igzip: Merge inflate.h and igzip_lib.h and fix external naming 
Merge inflate.h and igzip_lib.h and rename many defines to avoid conflicts,
along with general cleanup of the new header.

Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
Reviewed-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-12-05 16:40:43 -07:00
Roy Oursler
9d53af0c7c igzip: Improve LARGE_WINDOW and change that option to be default. 
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
Reviewed-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-12-05 16:36:31 -07:00
Roy Oursler
a1981da94e igzip: Create stateless FULL_FLUSH mode 
Add flush modes to isal_deflate_stateless. IGZIP_USE_GZIP_FORMAT is not
supported because of limitations imposed by the statelessness.

Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
Reviewed-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-12-05 16:16:11 -07:00
Roy Oursler
f97de75fc6 igzip: Port improvements to stateless compress to stateful compress 
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
Reviewed-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-12-02 18:40:27 -07:00
Roy Oursler
31814483c0 igzip: Create assembly version of isal_update_histogram 
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
Reviewed-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-12-02 17:16:55 -07:00
Roy Oursler
bbc886cf01 igzip: Modify igzip to ignore matches which are shorter than 4 
Signed-off-by: Roy Oursler <roy.j.oursler@intel.com>
Reviewed-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-12-02 17:07:45 -07:00
Greg Tucker
660f49b02d Add data compression unit 
Include fast DEFLATE compatable compression functions.

Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>
 2016-06-10 17:03:38 -07:00