]> git.ipfire.org Git - thirdparty/zstd.git/commitdiff
Undoing the last commit (that was an accident) 1744/head
authorBimba Shrestha <bshrestha.msae@gmail.com>
Thu, 29 Aug 2019 19:05:47 +0000 (12:05 -0700)
committerBimba Shrestha <bshrestha.msae@gmail.com>
Thu, 29 Aug 2019 19:05:47 +0000 (12:05 -0700)
lib/compress/zstd_compress.c

index 6ae07156edea13372a34dcd8723cf43fd65baa16..62cab4ed52e8524ad8c9dc93a0551410f4aeaf73 100644 (file)
@@ -2192,77 +2192,6 @@ void ZSTD_resetSeqStore(seqStore_t* ssPtr)
     ssPtr->longLengthID = 0;
 }
 
-typedef struct {
-    U32 matchPos;
-    U32 offset;
-    U32 litLength;
-    U32 matchLength;
-    int rep;
-} Sequence;
-
-static size_t ZSTD_getSequencesForOneBlock(ZSTD_CCtx* zc, ZSTD_CDict* cdict,
-                                void* dst, size_t dstSize,
-                                const void* src, size_t srcSize,
-                                Sequence* outSeqs, size_t outSeqsSize)
-{
-    const seqStore_t* seqStore;
-    const seqDef* seqs;
-    size_t seqsSize;
-
-    int i; int repIdx; U32 position;
-
-    size_t blockSize = ZSTD_getBlockSize(zc);
-    size_t maxOutput = ZSTD_compressBound(blockSize);
-
-    ASSERT(!ZSTD_isError(ZSTD_compressBegin_usingCDict(zc, cdict)));
-    ASSERT(dstSize >= maxOutput); dstSize = maxOutput;
-    ASSERT(srcSize >= blockSize); srcSize = blockSize;
-    ASSERT(!ZSTD_isError(ZSTD_compressBlock(zc, dst, dstSize, src, srcSize)));
-
-    seqStore = ZSTD_getSeqStore(zc);
-    seqs = seqStore->sequencesStart;
-    seqsSize = seqStore->sequences - seqStore->sequencesStart;
-
-    ASSERT(outSeqsSize >= seqsSize); outSeqsSize = seqsSize;
-
-    for (i = 0, position = 0; i < seqsSize; ++i) {
-        outSeqs[i].offset = seqs[i].offset;
-        outSeqs[i].litLength = seqs[i].litLength;
-        outSeqs[i].matchLength = seqs[i].matchLength + 3 /* min match */;
-
-        if (i == seqStore->longLengthPos) {
-            if (seqStore->longLengthID == 1) {
-                outSeqs[i].litLength += 0x10000;
-            } else if (seqStore->longLengthID == 2) {
-                outSeqs[i].matchLength += 0x10000;
-            }
-        }
-
-        if (outSeqs[i].offset <= 3 /* num reps */) {
-            outSeqs[i].rep = 1;
-            repIdx = i - outSeqs[i].offset;
-
-            if (repIdx >= 0) {
-                outSeqs[i].offset = outSeqs[repIdx].offset;
-            }
-
-            if (repIdx == -1) {
-                outSeqs[i].offset = 1;
-            } else if (repIdx == -2) {
-                outSeqs[i].offset = 4;
-            } else if (repIdx == -3) {
-                outSeqs[i].offset = 8;
-            }
-        } else {
-            outSeqs[i].offset -= 3 /* num reps */;
-        }
-
-        position += outSeqs[i].litLength;
-        outSeqs[i].matchPos = position;
-        position += outSeqs[i].matchLength;
-    }
-}
-
 typedef enum { ZSTDbss_compress, ZSTDbss_noCompress } ZSTD_buildSeqStore_e;
 
 static size_t ZSTD_buildSeqStore(ZSTD_CCtx* zc, const void* src, size_t srcSize)