metadata

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v0.0.0-...-6871db2 Latest Latest Go to latest Published: Jan 3, 2024 License: MIT Imports: 16 Imported by: 0

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const AllBits = Bits(1<<NumBits) - 1

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const NumBits = 5

This section is empty.

func MaybeFGet(file *os.File, name string) ([]byte, bool)

func MaybeFSet(file *os.File, name string, value []byte)

type Bits uint32

const (
	SizeBit Bits = (1 << iota)
	TimeBit
	MD5Bit
	SHA1Bit
	SHA256Bit
)

func (bits Bits) Append(out []byte) []byte

func (bits Bits) GoAppend(out []byte) []byte

func (bits Bits) GoString() string

func (bits Bits) Has(x Bits) bool

func (bits Bits) HasAll(x Bits) bool

func (bits Bits) String() string

type MD5Sum = [md5.Size]byte

type Metadata struct {
	Bits   Bits
	Size   int64
	Time   int64
	MD5    MD5Sum
	SHA1   SHA1Sum
	SHA256 SHA256Sum
}

func (meta Metadata) Append(out []byte) []byte

func (meta Metadata) Check(size int64, modTime int64) bool

func (meta *Metadata) Compute(file *os.File, size int64, modTime int64) bool

func (meta *Metadata) Decode(input []byte) bool

func (meta *Metadata) Load(file *os.File, names Names) bool

func (meta *Metadata) Reset()

func (meta Metadata) Save(file *os.File, names Names)

func (meta Metadata) String() string

type Names struct {
	Stamp  string
	Size   string
	Time   string
	MD5    string
	SHA1   string
	SHA256 string
}

func DefaultNames() Names

type SHA1Sum = [sha1.Size]byte

type SHA256Sum = [sha256.Size]byte