lz

Jun 6, 2026

Changes in this version

type Decoder

+ func (d *Decoder) Available() int

May 23, 2026

Changes in this version

+ type AllOption interface

+ func WithBufferSize(size int) AllOption

+ func WithWindowSize(size int) AllOption

+ type DecoderOption interface

+ UpdateDecoderConfig func(*DecoderConfig) error

type Parser

+ Config func() ParserConfig

type ParserConfig

+ BufferSize int

+ Mapper string

+ MaxMatchLen int

+ MinMatchLen int

+ PathFinder string

+ RetentionSize int

+ WindowSize int

+ type ParserOption interface

+ UpdateParserConfig func(*ParserConfig) error

+ func WithMapper(name string) ParserOption

+ func WithMaxMatchLen(size int) ParserOption

+ func WithMinMatchLen(size int) ParserOption

+ func WithPathFinder(name string) ParserOption

+ func WithRetentionSize(size int) ParserOption

May 19, 2026

Changes in this version

type Mapper

+ func NewMapper(name string) (Mapper, error)

type ParserOptions

+ func (o *ParserOptions) UnmarshalJSON(data []byte) error

+ func (o ParserOptions) MarshalJSON() ([]byte, error)

type PathFinder

+ func NewPathFinder(name string, m Matcher) (PathFinder, error)

May 17, 2026

Changes in this version

type Hash

+ HashBits int

+ InputLen int

+ func (o Hash) NewMapper() (Mapper, error)

+ type MapperOption interface

+ NewMapper func() (Mapper, error)

type Matcher

+ Parsable func() int

type ParserOptions

+ PathFinder PathFinderOption

+ RetentionSize int

+ func (o *ParserOptions) SetDefaults()

+ type PathFinder interface

+ Parse func(block *Block, n int, flags ParserFlags) (parsed int, err error)

+ Reset func()

+ type PathFinderOption interface

+ NewPathFinder func(m Matcher) (PathFinder, error)

Dec 25, 2025

Changes in this version

type Buffer

+ func (b *Buffer) Parsable() int

type Matcher

+ WindowSize func() int

type Parser

+ WindowSize func() int

Dec 19, 2025

Changes in this version

+ func RetentionSize(opts Configurator) int

+ func SetRetentionSize(opts Configurator, retentionSize int) error

type Buffer

+ RetentionSize int

+ Shift ShiftFunc

type GenericMatcherOptions

+ RetentionSize int

+ type ShiftFunc func(delta int)

Dec 17, 2025

Changes in this version

+ func BufferSize(opts Configurator) int

+ func SetBufferSize(opts Configurator, bufferSize int) error

Dec 17, 2025

Changes in this version

+ func SetWindowSize(opts Configurator, windowSize int) error

+ func WindowSize(opts Configurator) int

type Configurator

+ func UnmarshalJSONOptions(data []byte) (Configurator, error)

type GreedyParserOptions

+ func (gpo *GreedyParserOptions) MarshalJSON() ([]byte, error)

+ func (gpo *GreedyParserOptions) UnmarshalJSON(data []byte) error

Dec 14, 2025

Changes in this version

type Configurator

+ func UnmarshalJSONParserOptions(data []byte) (Configurator, error)

+ BlockSize func() int

+ MatcherOptions func() MatcherOptions

+ NewParser func() (Parser, error)

type DecoderOptions

+ func (opts *DecoderOptions) NewDecoder() (*Decoder, error)

+ type GenericMatcherOptions struct

+ BufferSize int

+ MapperOptions MapperConfigurator

+ MaxMatchLen int

+ MinMatchLen int

+ WindowSize int

+ func (opts *GenericMatcherOptions) MarshalJSON() ([]byte, error)

+ func (opts *GenericMatcherOptions) MatcherOptions() MatcherOptions

+ func (opts *GenericMatcherOptions) NewMatcher() (Matcher, error)

+ func (opts *GenericMatcherOptions) UnmarshalJSON(data []byte) error

type GreedyParserOptions

+ BlkSize int

+ Matcher MatcherConfigurator

type HashOptions

+ func (hopts *HashOptions) GetInputLen() int

+ func (hopts *HashOptions) MarshalJSON() ([]byte, error)

+ func (hopts *HashOptions) NewMapper() (Mapper, error)

+ type MapperConfigurator interface

+ GetInputLen func() int

+ NewMapper func() (Mapper, error)

+ func UnmarshalJSONMapperOptions(data []byte) (MapperConfigurator, error)

type Matcher

+ Options func() MatcherConfigurator

+ type MatcherConfigurator interface

+ MatcherOptions func() MatcherOptions

+ NewMatcher func() (Matcher, error)

+ func UnmarshalJSONMatcherOptions(data []byte) (MatcherConfigurator, error)

type MatcherOptions

+ BufferSize int

+ MaxMatchLen int

+ MinMatchLen int

+ WindowSize int

Nov 5, 2025

Changes in this version

type Block

+ func (b *Block) LenCheck() (n int64, err error)

type Parser

+ Buf func() *Buffer

Nov 2, 2025

Changes in this version

+ type MapperType int

+ const Hash

+ func (mt *MapperType) UnmarshalText(text []byte) error

+ func (mt MapperType) MarshalText() ([]byte, error)

type Parser

+ func NewParser(opts *ParserOptions) (Parser, error)

+ Options func() ParserOptions

type ParserOptions

+ BlockSize int

+ BufferSize int

+ HashBits int

+ InputLen int

+ MaintainWindow bool

+ Mapper MapperType

+ MaxMatchLen int

+ MinMatchLen int

+ NoPruning bool

+ Parser ParserType

+ WindowSize int

+ type ParserType int

+ const Greedy

+ func (pt *ParserType) UnmarshalText(text []byte) error

+ func (pt ParserType) MarshalText() ([]byte, error)

Oct 18, 2025

Changes in this version

+ type Entry struct

+ type Mapper interface

+ Get func(v uint64) []Entry

+ InputLen func() int

+ Put func(a, w int, p []byte) int

+ Reset func()

+ Shift func(delta int)

type Matcher

+ Edges func(n int) []Seq

Oct 16, 2025

Changes in this version

type GreedyParserOptions

+ MatcherOptions MatcherOptions

+ func (opts *GreedyParserOptions) NewParser() (Parser, error)

+ func (opts *GreedyParserOptions) SetWindowSize(size int)

type HashOptions

+ MaxMatchLen int

+ MinMatchLen int

+ func (opts *HashOptions) NewMatcher() (Matcher, error)

+ func (opts *HashOptions) SetWindowSize(size int)

+ type MatcherOptions interface

+ NewMatcher func() (Matcher, error)

+ SetWindowSize func(s int)

+ type ParserOptions interface

+ NewParser func() (Parser, error)

+ SetWindowSize func(s int)

Oct 15, 2025

Changes in this version

+ var ErrStartOfBuffer = errors.New("lz: start of buffer")

type Buffer

+ Size int

+ func (b *Buffer) Prune(n int) int

type Decoder

+ Data []byte

+ Off int64

+ R int

+ func (b *Decoder) ByteAtEnd(off int) byte

+ func (b *Decoder) Read(p []byte) (n int, err error)

+ func (b *Decoder) WriteTo(w io.Writer) (n int64, err error)

+ type DecoderOptions struct

+ BufferSize int

+ WindowSize int

+ func (cfg *DecoderOptions) SetDefaults()

+ func (cfg *DecoderOptions) Verify() error

+ type GreedyParser struct

+ func NewGreedyParser(m Matcher, opts *GreedyParserOptions) (p *GreedyParser, err error)

+ func (p *GreedyParser) Parse(blk *Block, n int, flags ParserFlags) (parsed int, err error)

+ type GreedyParserOptions struct

+ BlockSize int

+ func (opts *GreedyParserOptions) SetDefaults()

+ func (opts *GreedyParserOptions) Verify() error

+ type HashMatcher struct

+ func NewHashMatcher(opts *HashOptions) (m *HashMatcher, err error)

+ func (m *HashMatcher) AppendEdges(q []Seq, n int) []Seq

+ func (m *HashMatcher) Buf() *Buffer

+ func (m *HashMatcher) Prune(n int) int

+ func (m *HashMatcher) Reset(data []byte) error

+ func (m *HashMatcher) Skip(n int) (skipped int, err error)

+ type HashOptions struct

+ BufferSize int

+ HashBits int

+ InputLen int

+ MaxMatchSize int

+ MinMatchSize int

+ WindowSize int

+ func (opt *HashOptions) SetDefaults()

+ func (opt *HashOptions) Verify() error

+ type Matcher interface

+ AppendEdges func(q []Seq, n int) []Seq

+ Buf func() *Buffer

+ ByteAt func(off int64) (c byte, err error)

+ Prune func(n int) int

+ ReadAt func(p []byte, off int64) (n int, err error)

+ ReadFrom func(r io.Reader) (n int64, err error)

+ Reset func(data []byte) error

+ Skip func(n int) (skipped int, err error)

+ Write func(p []byte) (n int, err error)

type Parser

+ Prune func(n int) int

+ type ParserFlags int

Oct 14, 2025

Changes in this version

+ func MarshalJSON(pcfg ParserConfig) (p []byte, err error)

+ func SetBufConfig(pcfg ParserConfig, bc BufferConfig)

+ func UnmarshalJSON(pcfg ParserConfig, data []byte) error

+ type BufferConfig struct

+ BlockSize int

+ BufferSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BufferConfig) SetDefaults()

+ func (cfg *BufferConfig) Verify() error

Aug 23, 2025

Changes in this version

type Buffer

+ Data []byte

+ Off int64

+ W int

+ func (b *Buffer) ByteAt(off int64) (c byte, err error)

+ func (b *Buffer) PeekAt(n int, off int64) (p []byte, err error)

+ func (b *Buffer) ReadAt(p []byte, off int64) (n int, err error)

+ func (b *Buffer) ReadFrom(r io.Reader) (n int64, err error)

+ func (b *Buffer) Shrink() int

Jun 10, 2023

Changes in this version

type BDHPConfig

+ func (cfg *BDHPConfig) Clone() ParserConfig

type BHPConfig

+ func (cfg *BHPConfig) Clone() ParserConfig

type BUPConfig

+ func (cfg *BUPConfig) Clone() ParserConfig

type DHPConfig

+ func (cfg *DHPConfig) Clone() ParserConfig

type GSAPConfig

+ func (cfg *GSAPConfig) Clone() ParserConfig

type HPConfig

+ func (cfg *HPConfig) Clone() ParserConfig

type OSAPConfig

+ func (cfg *OSAPConfig) Clone() ParserConfig

type ParserConfig

+ Clone func() ParserConfig

May 1, 2023

Changes in this version

+ type BDHPConfig struct

+ BlockSize int

+ BufferSize int

+ HashBits1 int

+ HashBits2 int

+ InputLen1 int

+ InputLen2 int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BDHPConfig) BufConfig() BufConfig

+ func (cfg *BDHPConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *BDHPConfig) SetBufConfig(bc BufConfig)

+ func (cfg *BDHPConfig) SetDefaults()

+ func (cfg *BDHPConfig) UnmarshalJSON(p []byte) error

+ func (cfg *BDHPConfig) Verify() error

+ func (cfg BDHPConfig) NewParser() (s Parser, err error)

+ type BHPConfig struct

+ BlockSize int

+ BufferSize int

+ HashBits int

+ InputLen int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BHPConfig) BufConfig() BufConfig

+ func (cfg *BHPConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *BHPConfig) SetBufConfig(bc BufConfig)

+ func (cfg *BHPConfig) SetDefaults()

+ func (cfg *BHPConfig) UnmarshalJSON(p []byte) error

+ func (cfg *BHPConfig) Verify() error

+ func (cfg BHPConfig) NewParser() (s Parser, err error)

+ type BUPConfig struct

+ BlockSize int

+ BucketSize int

+ BufferSize int

+ HashBits int

+ InputLen int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BUPConfig) BufConfig() BufConfig

+ func (cfg *BUPConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *BUPConfig) SetBufConfig(bc BufConfig)

+ func (cfg *BUPConfig) SetDefaults()

+ func (cfg *BUPConfig) UnmarshalJSON(p []byte) error

+ func (cfg *BUPConfig) Verify() error

+ func (cfg BUPConfig) NewParser() (s Parser, err error)

+ type DHPConfig struct

+ BlockSize int

+ BufferSize int

+ HashBits1 int

+ HashBits2 int

+ InputLen1 int

+ InputLen2 int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *DHPConfig) BufConfig() BufConfig

+ func (cfg *DHPConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *DHPConfig) SetBufConfig(bc BufConfig)

+ func (cfg *DHPConfig) SetDefaults()

+ func (cfg *DHPConfig) UnmarshalJSON(p []byte) error

+ func (cfg *DHPConfig) Verify() error

+ func (cfg DHPConfig) NewParser() (s Parser, err error)

+ type DecoderBuffer struct

+ Data []byte

+ Off int64

+ R int

+ func (b *DecoderBuffer) ByteAtEnd(off int) byte

+ func (b *DecoderBuffer) Init(cfg DecoderConfig) error

+ func (b *DecoderBuffer) Read(p []byte) (n int, err error)

+ func (b *DecoderBuffer) Reset()

+ func (b *DecoderBuffer) Write(p []byte) (n int, err error)

+ func (b *DecoderBuffer) WriteBlock(blk Block) (n, k, l int, err error)

+ func (b *DecoderBuffer) WriteByte(c byte) error

+ func (b *DecoderBuffer) WriteMatch(m, o uint32) (n int, err error)

+ func (b *DecoderBuffer) WriteTo(w io.Writer) (n int64, err error)

+ type DecoderConfig struct

+ BufferSize int

+ WindowSize int

+ func (cfg *DecoderConfig) SetDefaults()

+ func (cfg *DecoderConfig) Verify() error

+ type GSAPConfig struct

+ BlockSize int

+ BufferSize int

+ MinMatchLen int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *GSAPConfig) BufConfig() BufConfig

+ func (cfg *GSAPConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *GSAPConfig) SetBufConfig(bc BufConfig)

+ func (cfg *GSAPConfig) SetDefaults()

+ func (cfg *GSAPConfig) UnmarshalJSON(p []byte) error

+ func (cfg *GSAPConfig) Verify() error

+ func (cfg GSAPConfig) NewParser() (s Parser, err error)

+ type HPConfig struct

+ BlockSize int

+ BufferSize int

+ HashBits int

+ InputLen int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *HPConfig) BufConfig() BufConfig

+ func (cfg *HPConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *HPConfig) SetBufConfig(bc BufConfig)

+ func (cfg *HPConfig) SetDefaults()

+ func (cfg *HPConfig) UnmarshalJSON(p []byte) error

+ func (cfg *HPConfig) Verify() error

+ func (cfg HPConfig) NewParser() (s Parser, err error)

+ type OSAPConfig struct

+ BlockSize int

+ BufferSize int

+ Cost string

+ MaxMatchLen int

+ MinMatchLen int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *OSAPConfig) BufConfig() BufConfig

+ func (cfg *OSAPConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *OSAPConfig) NewParser() (s Parser, err error)

+ func (cfg *OSAPConfig) SetBufConfig(bc BufConfig)

+ func (cfg *OSAPConfig) SetDefaults()

+ func (cfg *OSAPConfig) UnmarshalJSON(p []byte) error

+ func (cfg *OSAPConfig) Verify() error

+ type Parser interface

+ BufferConfig func() BufConfig

+ ByteAt func(off int64) (c byte, err error)

+ Parse func(blk *Block, flags int) (n int, err error)

+ ParserConfig func() ParserConfig

+ ReadAt func(p []byte, off int64) (n int, err error)

+ ReadFrom func(r io.Reader) (n int64, err error)

+ Reset func(data []byte) error

+ Shrink func() int

+ Write func(p []byte) (n int, err error)

+ type ParserBuffer struct

+ Data []byte

+ Off int64

+ W int

+ func (b *ParserBuffer) ByteAt(off int64) (c byte, err error)

+ func (b *ParserBuffer) Init(cfg BufConfig) error

+ func (b *ParserBuffer) PeekAt(n int, off int64) (p []byte, err error)

+ func (b *ParserBuffer) ReadAt(p []byte, off int64) (n int, err error)

+ func (b *ParserBuffer) ReadFrom(r io.Reader) (n int64, err error)

+ func (b *ParserBuffer) Reset(data []byte) error

+ func (b *ParserBuffer) Shrink() int

+ func (b *ParserBuffer) Write(p []byte) (n int, err error)

+ type ParserConfig interface

+ BufConfig func() BufConfig

+ NewParser func() (s Parser, err error)

+ SetBufConfig func(bc BufConfig)

+ SetDefaults func()

+ Verify func() error

+ type WrappedParser struct

+ func (s *WrappedParser) Parse(blk *Block, flags int) (n int, err error)

+ func (s *WrappedParser) Reset(r io.Reader)

Apr 30, 2023

Changes in this version

+ var ErrEndOfBuffer = errors.New("lz: end of buffer")

+ var ErrOutOfBuffer = errors.New("lz: offset out of buffer")

type BDHSConfig

+ BufferSize int

+ func (cfg *BDHSConfig) BufConfig() BufConfig

+ func (cfg *BDHSConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *BDHSConfig) SetBufConfig(bc BufConfig)

+ func (cfg *BDHSConfig) SetDefaults()

type BHSConfig

+ BufferSize int

+ func (cfg *BHSConfig) BufConfig() BufConfig

+ func (cfg *BHSConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *BHSConfig) SetBufConfig(bc BufConfig)

+ func (cfg *BHSConfig) SetDefaults()

type BUHSConfig

+ BlockSize int

+ BufferSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BUHSConfig) BufConfig() BufConfig

+ func (cfg *BUHSConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *BUHSConfig) SetBufConfig(bc BufConfig)

+ func (cfg *BUHSConfig) SetDefaults()

type BufConfig

+ func (cfg *BufConfig) SetDefaults()

type DHSConfig

+ BufferSize int

+ func (cfg *DHSConfig) BufConfig() BufConfig

+ func (cfg *DHSConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *DHSConfig) SetBufConfig(bc BufConfig)

+ func (cfg *DHSConfig) SetDefaults()

type DecBuffer

+ Data []byte

+ Off int64

+ R int

+ type DecConfig struct

+ BufferSize int

+ WindowSize int

+ func (cfg *DecConfig) SetDefaults()

+ func (cfg *DecConfig) Verify() error

type Decoder

+ func (d *Decoder) WriteByte(c byte) error

type GSASConfig

+ BufferSize int

+ func (cfg *GSASConfig) BufConfig() BufConfig

+ func (cfg *GSASConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *GSASConfig) SetBufConfig(bc BufConfig)

+ func (cfg *GSASConfig) SetDefaults()

type HSConfig

+ BufferSize int

+ func (cfg *HSConfig) BufConfig() BufConfig

+ func (cfg *HSConfig) MarshalJSON() (p []byte, err error)

+ func (cfg *HSConfig) SetBufConfig(bc BufConfig)

+ func (cfg *HSConfig) SetDefaults()

type OSASConfig

+ BufferSize int

+ func (cfg *OSASConfig) BufConfig() BufConfig

+ func (cfg *OSASConfig) SetBufConfig(bc BufConfig)

+ func (cfg *OSASConfig) SetDefaults()

type SeqBuffer

+ Data []byte

+ Off int64

+ W int

+ func (b *SeqBuffer) ByteAt(off int64) (c byte, err error)

+ func (b *SeqBuffer) PeekAt(n int, off int64) (p []byte, err error)

+ func (b *SeqBuffer) Shrink() int

type SeqConfig

+ func ParseJSON(p []byte) (s SeqConfig, err error)

+ BufConfig func() BufConfig

+ SetBufConfig func(bc BufConfig)

+ SetDefaults func()

type Sequencer

+ BufferConfig func() BufConfig

+ ByteAt func(off int64) (c byte, err error)

+ ReadAt func(p []byte, off int64) (n int, err error)

+ ReadFrom func(r io.Reader) (n int64, err error)

+ SeqConfig func() SeqConfig

+ Write func(p []byte) (n int, err error)

Apr 23, 2023

Changes in this version

+ var ErrNoData = errors.New("lz: no more data in buffer")

+ func XZCost(m, o uint32) uint64

+ type BUHConfig struct

+ BucketSize int

+ HashBits int

+ InputLen int

+ func (cfg *BUHConfig) ApplyDefaults()

+ func (cfg *BUHConfig) NewMatchFinder() (mf MatchFinder, err error)

+ func (cfg *BUHConfig) Verify() error

+ type BufConfig struct

+ BlockSize int

+ BufferSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BufConfig) ApplyDefaults()

+ func (cfg *BufConfig) BufferConfig() BufConfig

+ func (cfg *BufConfig) Verify() error

+ type DHConfig struct

+ H1cfg HashConfig

+ H2cfg HashConfig

+ func (cfg *DHConfig) ApplyDefaults()

+ func (cfg *DHConfig) NewMatchFinder() (mf MatchFinder, err error)

+ func (cfg *DHConfig) Verify() error

type MatchFinder

+ AppendMatchOffsets func(m []uint32, i int) []uint32

+ ProcessSegment func(a, b int)

+ Update func(data []byte, delta int)

type OSASConfig

+ MaxMatchLen int

+ func (cfg *OSASConfig) NewSequencer() (s Sequencer, err error)

type Sequencer

+ Config func() SeqConfig

+ Update func(data []byte, delta int)

Apr 16, 2023

Changes in this version

+ type BTreeConfig struct

+ Matches int

+ Order int

+ func (cfg *BTreeConfig) ApplyDefaults()

+ func (cfg *BTreeConfig) NewMatchFinder() (mf MatchFinder, err error)

+ func (cfg *BTreeConfig) Verify() error

+ type BTreeHashConfig struct

+ HashBits int

+ InputLen int

+ Matches int

+ Order int

+ func (cfg *BTreeHashConfig) ApplyDefaults()

+ func (cfg *BTreeHashConfig) NewMatchFinder() (mf MatchFinder, err error)

+ func (cfg *BTreeHashConfig) Verify() error

+ type BUHSConfig struct

+ BucketSize int

+ HashBits int

+ InputLen int

+ func (cfg *BUHSConfig) ApplyDefaults()

+ func (cfg *BUHSConfig) Verify() error

+ func (cfg BUHSConfig) NewSequencer() (s Sequencer, err error)

+ type CostEstimator interface

+ Cost func(m, o uint32) uint64

+ Push func(o uint32)

+ Reset func()

+ type DecBuffer struct

+ func (buf *DecBuffer) Available() int

+ func (buf *DecBuffer) ByteAtEnd(i int) byte

+ func (buf *DecBuffer) Init(windowSize, max int) error

+ func (buf *DecBuffer) Len() int

+ func (buf *DecBuffer) Pos() int64

+ func (buf *DecBuffer) Read(p []byte) (n int, err error)

+ func (buf *DecBuffer) Reset()

+ func (buf *DecBuffer) Write(p []byte) (n int, err error)

+ func (buf *DecBuffer) WriteBlock(blk Block) (k, l, n int, err error)

+ func (buf *DecBuffer) WriteByte(c byte) error

+ func (buf *DecBuffer) WriteMatch(n, offset int) error

+ func (buf *DecBuffer) WriteTo(w io.Writer) (n int64, err error)

+ type GenericSequencerConfig struct

+ CostEstimator CostEstimator

+ MatchFinderConfigs []MatchFinderConfig

+ func (cfg *GenericSequencerConfig) ApplyDefaults()

+ func (cfg *GenericSequencerConfig) NewSequencer() (s Sequencer, err error)

+ func (cfg *GenericSequencerConfig) Verify() error

+ type HashConfig struct

+ HashBits int

+ InputLen int

+ func (cfg *HashConfig) ApplyDefaults()

+ func (cfg *HashConfig) NewMatchFinder() (mf MatchFinder, err error)

+ func (cfg *HashConfig) Verify() error

+ type MatchFinder interface

+ Adapt func(delta uint32)

+ Add func(pos uint32, x uint64)

+ AppendMatchesAndAdd func(m []uint32, pos uint32, x uint64) []uint32

+ Reset func(pdata *[]byte)

+ type MatchFinderConfig interface

+ ApplyDefaults func()

+ NewMatchFinder func() (mf MatchFinder, err error)

+ Verify func() error

+ type Params struct

+ BlockSize int

+ Effort int

+ MemoryBudget int

+ WindowSize int

+ func (p *Params) ApplyDefaults()

+ func (p *Params) Verify() error

+ type SBConfig struct

+ BlockSize int

+ BufferSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *SBConfig) ApplyDefaults()

+ func (cfg *SBConfig) BufferConfig() *SBConfig

+ func (cfg *SBConfig) SetWindowSize(s int) error

+ func (cfg *SBConfig) Verify() error

+ type SeqBuffer struct

+ func (w *SeqBuffer) Available() int

+ func (w *SeqBuffer) Buffer() *SeqBuffer

+ func (w *SeqBuffer) Buffered() int

+ func (w *SeqBuffer) Init(cfg SBConfig) error

+ func (w *SeqBuffer) Len() int

+ func (w *SeqBuffer) Pos() int64

+ func (w *SeqBuffer) ReadAt(p []byte, pos int64) (n int, err error)

+ func (w *SeqBuffer) ReadByteAt(pos int64) (c byte, err error)

+ func (w *SeqBuffer) ReadFrom(r io.Reader) (n int64, err error)

+ func (w *SeqBuffer) Reset(data []byte) error

+ func (w *SeqBuffer) Write(p []byte) (n int, err error)

+ type SeqConfig interface

+ ApplyDefaults func()

+ BufferConfig func() *SBConfig

+ NewSequencer func() (s Sequencer, err error)

+ Verify func() error

type Sequencer

+ Buffer func() *SeqBuffer

+ type SimpleEstimator struct

+ Rep [4]uint32

+ func (e *SimpleEstimator) Cost(m, o uint32) uint64

+ func (e *SimpleEstimator) Push(o uint32)

+ func (e *SimpleEstimator) Reset()

Apr 26, 2022

Changes in this version

type BDHSConfig

+ func (cfg BDHSConfig) NewSequencer() (s Sequencer, err error)

type BHSConfig

+ func (cfg BHSConfig) NewSequencer() (s Sequencer, err error)

type BackwardDoubleHashSequencer

+ func (s *BackwardDoubleHashSequencer) WindowPtr() *Window

type BackwardHashSequencer

+ func (s *BackwardHashSequencer) WindowPtr() *Window

type Config

+ func (cfg *Config) NewSequencer() (s Sequencer, err error)

type Configurator

+ NewSequencer func() (s Sequencer, err error)

type DHSConfig

+ func (cfg DHSConfig) NewSequencer() (s Sequencer, err error)

type DoubleHashSequencer

+ func (s *DoubleHashSequencer) WindowPtr() *Window

type GSASConfig

+ func (cfg GSASConfig) NewSequencer() (s Sequencer, err error)

type GreedySuffixArraySequencer

+ func NewGreedySuffixArraySequencer(cfg GSASConfig) (s *GreedySuffixArraySequencer, err error)

+ func (s *GreedySuffixArraySequencer) WindowPtr() *Window

type HSConfig

+ func (cfg HSConfig) NewSequencer() (s Sequencer, err error)

type HashSequencer

+ func (s *HashSequencer) WindowPtr() *Window

type Sequencer

+ Reset func(data []byte) error

+ Shrink func() int

+ WindowPtr func() *Window

+ type Window struct

+ func (w *Window) Available() int

+ func (w *Window) Buffered() int

+ func (w *Window) Init(cfg WindowConfig) error

+ func (w *Window) Len() int

+ func (w *Window) Pos() int64

+ func (w *Window) ReadAt(p []byte, pos int64) (n int, err error)

+ func (w *Window) ReadByteAt(pos int64) (c byte, err error)

+ func (w *Window) ReadFrom(r io.Reader) (n int64, err error)

+ func (w *Window) Reset(data []byte) error

+ func (w *Window) Write(p []byte) (n int, err error)

+ type WindowConfig struct

+ BlockSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *WindowConfig) ApplyDefaults()

+ func (cfg *WindowConfig) Verify() error

Dec 17, 2021

Changes in this version

type BackwardDoubleHashSequencer

+ func (s *BackwardDoubleHashSequencer) ByteAt(pos int64) (c byte, err error)

+ func (s *BackwardDoubleHashSequencer) Pos() int64

type BackwardHashSequencer

+ func (s *BackwardHashSequencer) ByteAt(pos int64) (c byte, err error)

+ func (s *BackwardHashSequencer) Pos() int64

type Buffer

+ func (buf *Buffer) Available() int

+ func (buf *Buffer) ByteAtEnd(i int) byte

+ func (buf *Buffer) Len() int

+ func (buf *Buffer) Pos() int64

+ func (buf *Buffer) WriteByte(c byte) error

type DoubleHashSequencer

+ func (s *DoubleHashSequencer) ByteAt(pos int64) (c byte, err error)

+ func (s *DoubleHashSequencer) Pos() int64

type GreedySuffixArraySequencer

+ func (s *GreedySuffixArraySequencer) ByteAt(pos int64) (c byte, err error)

+ func (s *GreedySuffixArraySequencer) Pos() int64

type HashSequencer

+ func (s *HashSequencer) ByteAt(pos int64) (c byte, err error)

+ func (s *HashSequencer) Pos() int64

type InputSequencer

+ ByteAt func(pos int64) (c byte, err error)

+ Pos func() int64

type OptimalSuffixArraySequencer

+ func (s *OptimalSuffixArraySequencer) ByteAt(pos int64) (c byte, err error)

+ func (s *OptimalSuffixArraySequencer) Pos() int64

Dec 8, 2021

Changes in this version

+ const NoTrailingLiterals

+ var ErrEmptyBuffer = errors.New("lz: empty buffer")

+ var ErrFullBuffer = errors.New("lz: buffer is full")

+ type BDHSConfig struct

+ BlockSize int

+ HashBits1 int

+ HashBits2 int

+ InputLen1 int

+ InputLen2 int

+ MaxSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BDHSConfig) ApplyDefaults()

+ func (cfg *BDHSConfig) Verify() error

+ func (cfg BDHSConfig) NewInputSequencer() (s InputSequencer, err error)

+ type BHSConfig struct

+ BlockSize int

+ HashBits int

+ InputLen int

+ MaxSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *BHSConfig) ApplyDefaults()

+ func (cfg *BHSConfig) Verify() error

+ func (cfg BHSConfig) NewInputSequencer() (s InputSequencer, err error)

+ type BackwardDoubleHashSequencer struct

+ func NewBackwardDoubleHashSequencer(cfg BDHSConfig) (s *BackwardDoubleHashSequencer, err error)

+ func (s *BackwardDoubleHashSequencer) Init(cfg BDHSConfig) error

+ func (s *BackwardDoubleHashSequencer) MemSize() uintptr

+ func (s *BackwardDoubleHashSequencer) ReadFrom(r io.Reader) (n int64, err error)

+ func (s *BackwardDoubleHashSequencer) RequestBuffer() int

+ func (s *BackwardDoubleHashSequencer) Reset()

+ func (s *BackwardDoubleHashSequencer) Sequence(blk *Block, flags int) (n int, err error)

+ func (s *BackwardDoubleHashSequencer) Shrink() int

+ func (s *BackwardDoubleHashSequencer) WindowSize() int

+ func (s *BackwardDoubleHashSequencer) Write(p []byte) (n int, err error)

+ type BackwardHashSequencer struct

+ func NewBackwardHashSequencer(cfg BHSConfig) (s *BackwardHashSequencer, err error)

+ func (s *BackwardHashSequencer) Init(cfg BHSConfig) error

+ func (s *BackwardHashSequencer) MemSize() uintptr

+ func (s *BackwardHashSequencer) ReadFrom(r io.Reader) (n int64, err error)

+ func (s *BackwardHashSequencer) RequestBuffer() int

+ func (s *BackwardHashSequencer) Reset()

+ func (s *BackwardHashSequencer) Sequence(blk *Block, flags int) (n int, err error)

+ func (s *BackwardHashSequencer) Shrink() int

+ func (s *BackwardHashSequencer) WindowSize() int

+ func (s *BackwardHashSequencer) Write(p []byte) (n int, err error)

+ type Block struct

+ Literals []byte

+ Sequences []Seq

+ func (b *Block) Len() int64

+ type Buffer struct

+ func (buf *Buffer) Init(windowSize, max int) error

+ func (buf *Buffer) Read(p []byte) (n int, err error)

+ func (buf *Buffer) Reset()

+ func (buf *Buffer) Write(p []byte) (n int, err error)

+ func (buf *Buffer) WriteBlock(blk Block) (k, l, n int, err error)

+ func (buf *Buffer) WriteMatch(n, offset int) error

+ func (buf *Buffer) WriteTo(w io.Writer) (n int64, err error)

+ type Config struct

+ BlockSize int

+ Effort int

+ MemoryBudget int

+ WindowSize int

+ func (cfg *Config) ApplyDefaults()

+ func (cfg *Config) NewInputSequencer() (s InputSequencer, err error)

+ func (cfg *Config) Verify() error

+ type Configurator interface

+ NewInputSequencer func() (s InputSequencer, err error)

+ type DConfig struct

+ MaxSize int

+ WindowSize int

+ func (cfg *DConfig) ApplyDefaults()

+ func (cfg *DConfig) Verify() error

+ type DHSConfig struct

+ BlockSize int

+ HashBits1 int

+ HashBits2 int

+ InputLen1 int

+ InputLen2 int

+ MaxSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *DHSConfig) ApplyDefaults()

+ func (cfg *DHSConfig) Verify() error

+ func (cfg DHSConfig) NewInputSequencer() (s InputSequencer, err error)

+ type Decoder struct

+ func NewDecoder(w io.Writer, cfg DConfig) (*Decoder, error)

+ func (d *Decoder) Flush() error

+ func (d *Decoder) Init(w io.Writer, cfg DConfig) error

+ func (d *Decoder) Reset(w io.Writer)

+ func (d *Decoder) Write(p []byte) (n int, err error)

+ func (d *Decoder) WriteBlock(blk Block) (k, l, n int, err error)

+ func (d *Decoder) WriteMatch(n int, offset int) error

+ type DoubleHashSequencer struct

+ func NewDoubleHashSequencer(cfg DHSConfig) (s *DoubleHashSequencer, err error)

+ func (s *DoubleHashSequencer) Init(cfg DHSConfig) error

+ func (s *DoubleHashSequencer) MemSize() uintptr

+ func (s *DoubleHashSequencer) ReadFrom(r io.Reader) (n int64, err error)

+ func (s *DoubleHashSequencer) RequestBuffer() int

+ func (s *DoubleHashSequencer) Reset()

+ func (s *DoubleHashSequencer) Sequence(blk *Block, flags int) (n int, err error)

+ func (s *DoubleHashSequencer) Shrink() int

+ func (s *DoubleHashSequencer) WindowSize() int

+ func (s *DoubleHashSequencer) Write(p []byte) (n int, err error)

+ type GSASConfig struct

+ BlockSize int

+ MaxSize int

+ MinMatchLen int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *GSASConfig) ApplyDefaults()

+ func (cfg *GSASConfig) Verify() error

+ func (cfg GSASConfig) NewInputSequencer() (s InputSequencer, err error)

+ type GreedySuffixArraySequencer struct

+ func NewGreedySuffixArraySeqeuncer(cfg GSASConfig) (s *GreedySuffixArraySequencer, err error)

+ func (s *GreedySuffixArraySequencer) Init(cfg GSASConfig) error

+ func (s *GreedySuffixArraySequencer) MemSize() uintptr

+ func (s *GreedySuffixArraySequencer) ReadFrom(r io.Reader) (n int64, err error)

+ func (s *GreedySuffixArraySequencer) RequestBuffer() int

+ func (s *GreedySuffixArraySequencer) Reset()

+ func (s *GreedySuffixArraySequencer) Sequence(blk *Block, flags int) (n int, err error)

+ func (s *GreedySuffixArraySequencer) Shrink() int

+ func (s *GreedySuffixArraySequencer) WindowSize() int

+ func (s *GreedySuffixArraySequencer) Write(p []byte) (n int, err error)

+ type HSConfig struct

+ BlockSize int

+ HashBits int

+ InputLen int

+ MaxSize int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *HSConfig) ApplyDefaults()

+ func (cfg *HSConfig) Verify() error

+ func (cfg HSConfig) NewInputSequencer() (s InputSequencer, err error)

+ type HashSequencer struct

+ func NewHashSequencer(cfg HSConfig) (s *HashSequencer, err error)

+ func (s *HashSequencer) Init(cfg HSConfig) error

+ func (s *HashSequencer) MemSize() uintptr

+ func (s *HashSequencer) ReadFrom(r io.Reader) (n int64, err error)

+ func (s *HashSequencer) RequestBuffer() int

+ func (s *HashSequencer) Reset()

+ func (s *HashSequencer) Sequence(blk *Block, flags int) (n int, err error)

+ func (s *HashSequencer) Shrink() int

+ func (s *HashSequencer) WindowSize() int

+ func (s *HashSequencer) Write(p []byte) (n int, err error)

+ type InputSequencer interface

+ RequestBuffer func() int

+ Reset func()

+ WindowSize func() int

+ type OSASConfig struct

+ BlockSize int

+ Cost func(offset, matchLen uint32) uint32

+ MatchesPerPos int

+ MaxSize int

+ MinMatchLen int

+ ShrinkSize int

+ WindowSize int

+ func (cfg *OSASConfig) ApplyDefaults()

+ func (cfg *OSASConfig) Verify() error

+ func (cfg OSASConfig) NewInputSequencer() (s InputSequencer, err error)

+ type OptimalSuffixArraySequencer struct

+ func NewOptimalSuffixArraySequencer(cfg OSASConfig) (s *OptimalSuffixArraySequencer, err error)

+ func (s *OptimalSuffixArraySequencer) Init(cfg OSASConfig) error

+ func (s *OptimalSuffixArraySequencer) MemSize() uintptr

+ func (s *OptimalSuffixArraySequencer) ReadFrom(r io.Reader) (n int64, err error)

+ func (s *OptimalSuffixArraySequencer) RequestBuffer() int

+ func (s *OptimalSuffixArraySequencer) Reset()

+ func (s *OptimalSuffixArraySequencer) Sequence(blk *Block, flags int) (n int, err error)

+ func (s *OptimalSuffixArraySequencer) Shrink() int

+ func (s *OptimalSuffixArraySequencer) WindowSize() int

+ func (s *OptimalSuffixArraySequencer) Write(p []byte) (n int, err error)

+ type RingBuffer struct

+ func (buf *RingBuffer) Init(windowSize int) error

+ func (buf *RingBuffer) Read(p []byte) (n int, err error)

+ func (buf *RingBuffer) Reset()

+ func (buf *RingBuffer) Write(p []byte) (n int, err error)

+ func (buf *RingBuffer) WriteBlock(blk Block) (k, l, n int, err error)

+ func (buf *RingBuffer) WriteMatch(n int, offset int) error

+ func (buf *RingBuffer) WriteTo(w io.Writer) (n int64, err error)

+ type RingDecoder struct

+ func NewRingDecoder(w io.Writer, windowSize int) (*RingDecoder, error)

+ func (d *RingDecoder) Flush() error

+ func (d *RingDecoder) Init(w io.Writer, windowSize int) error

+ func (d *RingDecoder) Reset(w io.Writer)

+ func (d *RingDecoder) Write(p []byte) (n int, err error)

+ func (d *RingDecoder) WriteBlock(blk Block) (k, l, n int, err error)

+ func (d *RingDecoder) WriteMatch(n int, offset int) error

+ type Seq struct

+ Aux uint32

+ LitLen uint32

+ MatchLen uint32

+ Offset uint32

+ func (s Seq) Len() int64

+ type Sequencer interface

+ Sequence func(blk *Block, flags int) (n int, err error)

+ type WrappedSequencer struct

+ func Wrap(r io.Reader, wseq InputSequencer) *WrappedSequencer

+ func (s *WrappedSequencer) MemSize() uintptr

+ func (s *WrappedSequencer) Reset(r io.Reader)

+ func (s *WrappedSequencer) Sequence(blk *Block, flags int) (n int, err error)