patch

package
v1.0.0 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Aug 10, 2026 License: BSD-3-Clause Imports: 4 Imported by: 0

Documentation

Index

Constants

View Source 
const PatchHeaderMagic uint32 = 'Z' | ('u' << 8) | ('c' << 16) | ('c' << 24)

Variables

This section is empty.

Functions

func AppendVarInt 

func AppendVarInt(buf []byte, value int64) []byte

func AppendVarUInt 

func AppendVarUInt(buf []byte, value uint64) []byte

func DecodeVarInt 

func DecodeVarInt(source *buffer.BufferSource) (int32, bool)

func DecodeVarUInt 

func DecodeVarUInt(source *buffer.BufferSource) (uint32, bool)

func EncodeVarInt 

func EncodeVarInt(value int64) []byte

func EncodeVarUInt 

func EncodeVarUInt(value uint64) []byte

func ParseBuffer 

func ParseBuffer(source *buffer.BufferSource) ([]byte, bool)

func SerializeBuffer 

func SerializeBuffer(data []byte, sink buffer.Sink) bool

func SerializedBufferSize 

func SerializedBufferSize(data []byte) int

Types

type EnsemblePatchReader 

type EnsemblePatchReader struct {
	// contains filtered or unexported fields
}

func CreateEnsemblePatchReader 

func CreateEnsemblePatchReader(buf []byte) (*EnsemblePatchReader, bool)

func (*EnsemblePatchReader) CheckNewFile 

func (r *EnsemblePatchReader) CheckNewFile(newImage []byte) bool

func (*EnsemblePatchReader) CheckOldFile 

func (r *EnsemblePatchReader) CheckOldFile(oldImage []byte) bool

func (*EnsemblePatchReader) Elements 

func (r *EnsemblePatchReader) Elements() []PatchElementReader

func (*EnsemblePatchReader) Header 

func (r *EnsemblePatchReader) Header() PatchHeader

func (*EnsemblePatchReader) Initialize 

func (r *EnsemblePatchReader) Initialize(source *buffer.BufferSource) bool

type EnsemblePatchWriter 

type EnsemblePatchWriter struct {
	// contains filtered or unexported fields
}

func NewEnsemblePatchWriter 

func NewEnsemblePatchWriter(oldImage, newImage []byte) *EnsemblePatchWriter

func (*EnsemblePatchWriter) AddElement 

func (w *EnsemblePatchWriter) AddElement(elem PatchElementWriter)

func (*EnsemblePatchWriter) SerializeInto 

func (w *EnsemblePatchWriter) SerializeInto(sink buffer.Sink) bool

func (*EnsemblePatchWriter) SerializedSize 

func (w *EnsemblePatchWriter) SerializedSize() int

type EquivalenceSink 

type EquivalenceSink struct {
	// contains filtered or unexported fields
}

func NewEquivalenceSink 

func NewEquivalenceSink() *EquivalenceSink

func (*EquivalenceSink) PutNext 

func (s *EquivalenceSink) PutNext(eq types.Equivalence)

func (*EquivalenceSink) SerializeInto 

func (s *EquivalenceSink) SerializeInto(sink buffer.Sink) bool

func (*EquivalenceSink) SerializedSize 

func (s *EquivalenceSink) SerializedSize() int

type EquivalenceSource 

type EquivalenceSource struct {
	// contains filtered or unexported fields
}

func NewEquivalenceSource 

func NewEquivalenceSource() *EquivalenceSource

func (*EquivalenceSource) Done 

func (s *EquivalenceSource) Done() bool

func (*EquivalenceSource) GetNext 

func (s *EquivalenceSource) GetNext() (types.Equivalence, bool)

func (*EquivalenceSource) Initialize 

func (s *EquivalenceSource) Initialize(source *buffer.BufferSource) bool

type ExtraDataSink 

type ExtraDataSink struct {
	// contains filtered or unexported fields
}

func NewExtraDataSink 

func NewExtraDataSink(image []byte) *ExtraDataSink

func (*ExtraDataSink) PutRegion 

func (s *ExtraDataSink) PutRegion(offset, length int) bool

func (*ExtraDataSink) SerializeInto 

func (s *ExtraDataSink) SerializeInto(sink buffer.Sink) bool

func (*ExtraDataSink) SerializedSize 

func (s *ExtraDataSink) SerializedSize() int

type ExtraDataSource 

type ExtraDataSource struct {
	// contains filtered or unexported fields
}

func NewExtraDataSource 

func NewExtraDataSource() *ExtraDataSource

func (*ExtraDataSource) Done 

func (s *ExtraDataSource) Done() bool

func (*ExtraDataSource) GetNext 

func (s *ExtraDataSource) GetNext(size types.Offset) ([]byte, bool)

func (*ExtraDataSource) Initialize 

func (s *ExtraDataSource) Initialize(source *buffer.BufferSource) bool

type PatchElementHeader 

type PatchElementHeader struct {
	OldOffset uint32
	OldLength uint32
	NewOffset uint32
	NewLength uint32
	ExeType   uint32
	Version   uint16
}

func ParsePatchElementHeader 

func ParsePatchElementHeader(source *buffer.BufferSource) (*PatchElementHeader, bool)

func (*PatchElementHeader) WriteTo 

func (h *PatchElementHeader) WriteTo(sink buffer.Sink) bool

type PatchElementReader 

type PatchElementReader struct {
	// contains filtered or unexported fields
}

func NewPatchElementReader 

func NewPatchElementReader() *PatchElementReader

func (*PatchElementReader) BufEquivLen 

func (r *PatchElementReader) BufEquivLen() int

func (*PatchElementReader) BufExtraLen 

func (r *PatchElementReader) BufExtraLen() int

func (*PatchElementReader) BufRawDeltaLen 

func (r *PatchElementReader) BufRawDeltaLen() int

func (*PatchElementReader) BufRefDeltaLen 

func (r *PatchElementReader) BufRefDeltaLen() int

func (*PatchElementReader) ElementMatch 

func (r *PatchElementReader) ElementMatch() types.ElementMatch

func (*PatchElementReader) ExtraTargetLens 

func (r *PatchElementReader) ExtraTargetLens() map[types.PoolTag]int

func (*PatchElementReader) GetEquivalenceSource 

func (r *PatchElementReader) GetEquivalenceSource() *EquivalenceSource

func (*PatchElementReader) GetExtraDataSource 

func (r *PatchElementReader) GetExtraDataSource() *ExtraDataSource

func (*PatchElementReader) GetExtraTargetSource 

func (r *PatchElementReader) GetExtraTargetSource(pool types.PoolTag) *TargetSource

func (*PatchElementReader) GetRawDeltaSource 

func (r *PatchElementReader) GetRawDeltaSource() *RawDeltaSource

func (*PatchElementReader) GetReferenceDeltaSource 

func (r *PatchElementReader) GetReferenceDeltaSource() *ReferenceDeltaSource

func (*PatchElementReader) Initialize 

func (r *PatchElementReader) Initialize(source *buffer.BufferSource) bool

type PatchElementWriter 

type PatchElementWriter struct {
	// contains filtered or unexported fields
}

func NewPatchElementWriter 

func NewPatchElementWriter(match types.ElementMatch) *PatchElementWriter

func (*PatchElementWriter) SerializeInto 

func (w *PatchElementWriter) SerializeInto(sink buffer.Sink) bool

func (*PatchElementWriter) SerializedSize 

func (w *PatchElementWriter) SerializedSize() int

func (*PatchElementWriter) SetEquivalenceSink 

func (w *PatchElementWriter) SetEquivalenceSink(eq *EquivalenceSink)

func (*PatchElementWriter) SetExtraDataSink 

func (w *PatchElementWriter) SetExtraDataSink(ed *ExtraDataSink)

func (*PatchElementWriter) SetRawDeltaSink 

func (w *PatchElementWriter) SetRawDeltaSink(rd *RawDeltaSink)

func (*PatchElementWriter) SetReferenceDeltaSink 

func (w *PatchElementWriter) SetReferenceDeltaSink(rd *ReferenceDeltaSink)

func (*PatchElementWriter) SetTargetSink 

func (w *PatchElementWriter) SetTargetSink(pool types.PoolTag, ts *TargetSink)

type PatchHeader 

type PatchHeader struct {
	Magic        uint32
	MajorVersion uint16
	MinorVersion uint16
	OldSize      uint32
	OldCRC       uint32
	NewSize      uint32
	NewCRC       uint32
}

func ParsePatchHeader 

func ParsePatchHeader(source *buffer.BufferSource) (*PatchHeader, bool)

func (*PatchHeader) WriteTo 

func (h *PatchHeader) WriteTo(sink buffer.Sink) bool

type RawDeltaSink 

type RawDeltaSink struct {
	// contains filtered or unexported fields
}

func NewRawDeltaSink 

func NewRawDeltaSink() *RawDeltaSink

func (*RawDeltaSink) PutNext 

func (s *RawDeltaSink) PutNext(delta RawDeltaUnit)

func (*RawDeltaSink) SerializeInto 

func (s *RawDeltaSink) SerializeInto(sink buffer.Sink) bool

func (*RawDeltaSink) SerializedSize 

func (s *RawDeltaSink) SerializedSize() int

type RawDeltaSource 

type RawDeltaSource struct {
	// contains filtered or unexported fields
}

func NewRawDeltaSource 

func NewRawDeltaSource() *RawDeltaSource

func (*RawDeltaSource) Done 

func (s *RawDeltaSource) Done() bool

func (*RawDeltaSource) GetNext 

func (s *RawDeltaSource) GetNext() (RawDeltaUnit, bool)

func (*RawDeltaSource) Initialize 

func (s *RawDeltaSource) Initialize(source *buffer.BufferSource) bool

type RawDeltaUnit 

type RawDeltaUnit struct {
	CopyOffset types.Offset
	Diff       int8
}

type ReferenceDeltaSink 

type ReferenceDeltaSink struct {
	// contains filtered or unexported fields
}

func NewReferenceDeltaSink 

func NewReferenceDeltaSink() *ReferenceDeltaSink

func (*ReferenceDeltaSink) PutNext 

func (s *ReferenceDeltaSink) PutNext(diff int32)

func (*ReferenceDeltaSink) SerializeInto 

func (s *ReferenceDeltaSink) SerializeInto(sink buffer.Sink) bool

func (*ReferenceDeltaSink) SerializedSize 

func (s *ReferenceDeltaSink) SerializedSize() int

type ReferenceDeltaSource 

type ReferenceDeltaSource struct {
	// contains filtered or unexported fields
}

func NewReferenceDeltaSource 

func NewReferenceDeltaSource() *ReferenceDeltaSource

func (*ReferenceDeltaSource) Done 

func (s *ReferenceDeltaSource) Done() bool

func (*ReferenceDeltaSource) GetNext 

func (s *ReferenceDeltaSource) GetNext() (int32, bool)

func (*ReferenceDeltaSource) Initialize 

func (s *ReferenceDeltaSource) Initialize(source *buffer.BufferSource) bool

type TargetSink 

type TargetSink struct {
	// contains filtered or unexported fields
}

func NewTargetSink 

func NewTargetSink() *TargetSink

func (*TargetSink) PutNext 

func (s *TargetSink) PutNext(target types.Offset)

func (*TargetSink) SerializeInto 

func (s *TargetSink) SerializeInto(sink buffer.Sink) bool

func (*TargetSink) SerializedSize 

func (s *TargetSink) SerializedSize() int

type TargetSource 

type TargetSource struct {
	// contains filtered or unexported fields
}

func NewTargetSource 

func NewTargetSource() *TargetSource

func (*TargetSource) Done 

func (s *TargetSource) Done() bool

func (*TargetSource) GetNext 

func (s *TargetSource) GetNext() (types.Offset, bool)

func (*TargetSource) Initialize 

func (s *TargetSource) Initialize(source *buffer.BufferSource) bool

Source Files

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