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author | Yann Collet <cyan@fb.com> | 2018-04-13 09:26:14 (GMT) |
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committer | Yann Collet <cyan@fb.com> | 2018-04-13 09:26:14 (GMT) |
commit | c40bac31d3886c2f69d0364823b6d6aaa972ee5b (patch) | |
tree | 778db4b4670ef19714c940a09c56350116736548 /lib/lz4.c | |
parent | 54ec83ce1f62014398b76a441d1ff1212dad9604 (diff) | |
download | lz4-c40bac31d3886c2f69d0364823b6d6aaa972ee5b.zip lz4-c40bac31d3886c2f69d0364823b6d6aaa972ee5b.tar.gz lz4-c40bac31d3886c2f69d0364823b6d6aaa972ee5b.tar.bz2 |
added comment on variables required after _next_match
Diffstat (limited to 'lib/lz4.c')
-rw-r--r-- | lib/lz4.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -787,6 +787,14 @@ LZ4_FORCE_INLINE int LZ4_compress_generic( } _next_match: + /* at this stage, the following variables must be correctly set : + * - ip : at start of LZ operation + * - match : at start of previous pattern occurence; can be within current prefix, or within extDict + * - offset : if maybe_ext_memSegment==1 (constant) + * - lowLimit : must be == dictionary to mean "match is within extDict"; must be == source otherwise + * - token and *token : position to write 4-bits for match length; higher 4-bits for literal length supposed already written + */ + /* Encode Offset */ if (maybe_ext_memSegment) { /* static test */ assert(offset <= MAX_DISTANCE && offset > 0); |