Update dependencies
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33
vendor/github.com/klauspost/compress/zstd/seqdec.go
generated
vendored
33
vendor/github.com/klauspost/compress/zstd/seqdec.go
generated
vendored
@@ -231,18 +231,18 @@ func (s *sequenceDecs) decodeSync(hist []byte) error {
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llTable, mlTable, ofTable := s.litLengths.fse.dt[:maxTablesize], s.matchLengths.fse.dt[:maxTablesize], s.offsets.fse.dt[:maxTablesize]
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llState, mlState, ofState := s.litLengths.state.state, s.matchLengths.state.state, s.offsets.state.state
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out := s.out
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maxBlockSize := maxCompressedBlockSize
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if s.windowSize < maxBlockSize {
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maxBlockSize = s.windowSize
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}
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maxBlockSize := min(s.windowSize, maxCompressedBlockSize)
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if debugDecoder {
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println("decodeSync: decoding", seqs, "sequences", br.remain(), "bits remain on stream")
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}
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for i := seqs - 1; i >= 0; i-- {
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if br.overread() {
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printf("reading sequence %d, exceeded available data\n", seqs-i)
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printf("reading sequence %d, exceeded available data. Overread by %d\n", seqs-i, -br.remain())
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return io.ErrUnexpectedEOF
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}
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var ll, mo, ml int
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if br.off > 4+((maxOffsetBits+16+16)>>3) {
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if br.cursor > 4+((maxOffsetBits+16+16)>>3) {
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// inlined function:
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// ll, mo, ml = s.nextFast(br, llState, mlState, ofState)
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@@ -314,9 +314,6 @@ func (s *sequenceDecs) decodeSync(hist []byte) error {
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}
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size := ll + ml + len(out)
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if size-startSize > maxBlockSize {
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if size-startSize == 424242 {
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panic("here")
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}
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return fmt.Errorf("output bigger than max block size (%d)", maxBlockSize)
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}
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if size > cap(out) {
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@@ -427,8 +424,7 @@ func (s *sequenceDecs) decodeSync(hist []byte) error {
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}
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}
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// Check if space for literals
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if size := len(s.literals) + len(s.out) - startSize; size > maxBlockSize {
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if size := len(s.literals) + len(out) - startSize; size > maxBlockSize {
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return fmt.Errorf("output bigger than max block size (%d)", maxBlockSize)
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}
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@@ -453,18 +449,13 @@ func (s *sequenceDecs) next(br *bitReader, llState, mlState, ofState decSymbol)
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// extra bits are stored in reverse order.
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br.fill()
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if s.maxBits <= 32 {
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mo += br.getBits(moB)
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ml += br.getBits(mlB)
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ll += br.getBits(llB)
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} else {
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mo += br.getBits(moB)
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mo += br.getBits(moB)
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if s.maxBits > 32 {
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br.fill()
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// matchlength+literal length, max 32 bits
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ml += br.getBits(mlB)
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ll += br.getBits(llB)
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}
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// matchlength+literal length, max 32 bits
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ml += br.getBits(mlB)
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ll += br.getBits(llB)
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mo = s.adjustOffset(mo, ll, moB)
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return
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}
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