iRemove match_pattern and inline the code in the caller - dedup - deduplicating backup program	Err	bitreich.org	70
hgit clone git://bitreich.org/dedup/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/dedup/	URL:git://bitreich.org/dedup/ git://enlrupgkhuxnvlhsf6lc3fziv5h2hhfrinws65d7roiv6bfj7d652fid.onion/dedup/	bitreich.org	70
1Log	/scm/dedup/log.gph	bitreich.org	70
1Files	/scm/dedup/files.gph	bitreich.org	70
1Refs	/scm/dedup/refs.gph	bitreich.org	70
1Tags	/scm/dedup/tag	bitreich.org	70
1README	/scm/dedup/file/README.gph	bitreich.org	70
1LICENSE	/scm/dedup/file/LICENSE.gph	bitreich.org	70
i---	Err	bitreich.org	70
1commit eaed3251aefdb0cac2fb61970ccf2f8f52a097a2	/scm/dedup/commit/eaed3251aefdb0cac2fb61970ccf2f8f52a097a2.gph	bitreich.org	70
1parent 99e39cb4a6a9a5b21bae79d2e8c304019565ad93	/scm/dedup/commit/99e39cb4a6a9a5b21bae79d2e8c304019565ad93.gph	bitreich.org	70
hAuthor: sin <sin@2f30.org>	URL:mailto:sin@2f30.org	bitreich.org	70
iDate:   Sat,  6 Apr 2019 09:33:34 +0100	Err	bitreich.org	70
i	Err	bitreich.org	70
iRemove match_pattern and inline the code in the caller	Err	bitreich.org	70
i	Err	bitreich.org	70
iDiffstat:	Err	bitreich.org	70
i  M chunker.c                           |      20 +++++++-------------	Err	bitreich.org	70
i	Err	bitreich.org	70
i1 file changed, 7 insertions(+), 13 deletions(-)	Err	bitreich.org	70
i---	Err	bitreich.org	70
1diff --git a/chunker.c b/chunker.c	/scm/dedup/file/chunker.c.gph	bitreich.org	70
i@@ -83,16 +83,6 @@ buzh_update(uint32_t sum, uint8_t out, uint8_t in, size_t size)	Err	bitreich.org	70
i         return ROTL(sum, 1) ^ ROTL(buz[out], size % 32) ^ buz[in];	Err	bitreich.org	70
i }	Err	bitreich.org	70
i 	Err	bitreich.org	70
i-static inline int	Err	bitreich.org	70
i-match_pattern(struct chunker *chunker, size_t chunk_size, uint32_t sum)	Err	bitreich.org	70
i-{	Err	bitreich.org	70
i-        if (chunk_size >= chunker->max_size)	Err	bitreich.org	70
i-                return 1;	Err	bitreich.org	70
i-        if (chunk_size < chunker->min_size)	Err	bitreich.org	70
i-                return 0;	Err	bitreich.org	70
i-        return (sum & chunker->mask) == 0;	Err	bitreich.org	70
i-}	Err	bitreich.org	70
i-	Err	bitreich.org	70
i static size_t	Err	bitreich.org	70
i get_chunk_size(struct chunker *chunker)	Err	bitreich.org	70
i {	Err	bitreich.org	70
i@@ -107,8 +97,8 @@ get_chunk_size(struct chunker *chunker)	Err	bitreich.org	70
i 	Err	bitreich.org	70
i         /*	Err	bitreich.org	70
i          * To achieve better deduplication, we chunk blocks based on a	Err	bitreich.org	70
i-         * recurring pattern occuring on the data stream. A fixed window	Err	bitreich.org	70
i-         * of WINSIZE bytes is slid over the data, and a rolling hash is	Err	bitreich.org	70
i+         * recurring pattern occuring on the data stream. We slide a fixed	Err	bitreich.org	70
i+         * window of WINSIZE bytes over the data, and a rolling hash is	Err	bitreich.org	70
i          * computed for this window.	Err	bitreich.org	70
i          * When the rolling hash matches a given pattern the block is chunked	Err	bitreich.org	70
i          * at the end of that window.	Err	bitreich.org	70
i@@ -125,7 +115,11 @@ get_chunk_size(struct chunker *chunker)	Err	bitreich.org	70
i                         sum = buzh_update(sum, out, in, win_size);	Err	bitreich.org	70
i                 }	Err	bitreich.org	70
i 	Err	bitreich.org	70
i-                if (match_pattern(chunker, chunk_size, sum))	Err	bitreich.org	70
i+                if (chunk_size < chunker->min_size)	Err	bitreich.org	70
i+                        continue;	Err	bitreich.org	70
i+	Err	bitreich.org	70
i+                if (chunk_size >= chunker->max_size ||	Err	bitreich.org	70
i+                    (sum & chunker->mask) == 0)	Err	bitreich.org	70
i                         return chunk_size;	Err	bitreich.org	70
i         }	Err	bitreich.org	70
i         return max_chunk_size;	Err	bitreich.org	70
.