zstd/compress/zstd_compress_internal.h

33 …  It could be confused for a real successor at index "1", if sorted as larger than its predecessor.
34 …                                  It's not a big deal though : candidate will just be sorted again.
36 …                    But candidate 1 cannot hide a large tree of candidates, so it's a minimal loss.
37 …t is that ZSTD_DUBT_UNSORTED_MARK cannot be mishandled after table reuse with a different strategy.
89 /* Controls whether seqStore has a single "long" litLength or matchLength. See SeqStore_t. */
92     ZSTD_llt_literalLength = 1,    /* represents a long literal */
93     ZSTD_llt_matchLength = 2       /* represents a long match */
107 …/* longLengthPos and longLengthType to allow us to represent either a single litLength or matchLen…
108      * in the seqStore that has a value larger than U16 (if it exists). To do so, we increment
148  *  Stores Literals Block Type for a super-block in hType, and
159  *  Stores symbol compression modes for a super-block in {ll, ol, ml}Type, and
242 …ZSTD_OptPrice_e priceType;   /* prices can be determined dynamically, or follow a pre-defined cost…
273                              * When loadedDictEnd != 0, a dictionary is in use, and still valid.
274 …  * This relies on a mechanism to set loadedDictEnd=0 when dictionary is no longer within distance.
283 …BYTE* tagTable;                          /* For row-based matchFinder: A row-based table containin…
284 …U32 hashCache[ZSTD_ROW_HASH_CACHE_SIZE]; /* For row-based matchFinder: a cache of hashes to improv…
310      * at a small cost to compression ratio.
417     /* Always load a dictionary in ext-dict mode (not prefix mode)? */
456  * in a wksp.
559     ZSTD_cpm_createCDict = 2,   /* Creating a CDict.
600 …                                    41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41, 41,  in ZSTD_MLcode()
667  * to generate a compress block or a compressed literals section.
721  *  Store a sequence (litlen, litPtr, offBase and matchLength) into SeqStore_t.
737 … assert(seqStorePtr->longLengthType == ZSTD_llt_none); /* there can only be a single long length */  in ZSTD_storeSeqOnly()
751 … assert(seqStorePtr->longLengthType == ZSTD_llt_none); /* there can only be a single long length */  in ZSTD_storeSeqOnly()
762  *  Store a sequence (litlen, litPtr, offBase and matchLength) into SeqStore_t.
777 …art = (const BYTE*)literals;  /* note : index only works for compression within a single segment */  in ZSTD_storeSeq()
878     DEBUGLOG(7, "ZSTD_count_2segments: found a 2-parts match (current length==%zu)", matchLength);  in ZSTD_count_2segments()
996  * Compute the primePower to be passed to ZSTD_rollingHash_rotate() for a hash
997  * over a window of length bytes.
1051  * Returns non-zero if the window has a non-empty extDict.
1185     /* maxDist must be a power of two so that:  in ZSTD_window_correctOverflow()
1230  * This must be called before a block compression call.
1232  * loadedDictEnd is only defined if a dictionary is in use for current compression.
1262        - When there is a standard dictionary :  in ZSTD_window_enforceMaxDist()
1315              * dictMatchState, so setting it to NULL is not a problem.  in ZSTD_checkDictValidity()
1393     /* When using a dictionary the entire dictionary is valid if a single byte of the dictionary  in ZSTD_getLowestMatchIndex()
1442 /* display a table content,
1500  * dict : must point at beginning of a valid zstd dictionary.
1577  * output an empty Block with end-of-frame mark to complete a frame
1585  * Must be called before starting a compression operation.
1586  * seqs must parse a prefix of the source.
1588  * Zstd will use these sequences, and pass the literals to a secondary block
1600  *  Trace the end of a compression call.