metainfo

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Versions in this module

v0

v0.5.0

Mar 4, 2023

Changes in this version

+ const BlockSize

+ type CompactAddr struct

+ IP net.IP

+ Port uint16

+ func NewCompactAddr(ip net.IP, port uint16) CompactAddr

+ func NewCompactAddrFromUDPAddr(ua *net.UDPAddr) CompactAddr

+ func (a *CompactAddr) UnmarshalBencode(b []byte) (err error)

+ func (a *CompactAddr) UnmarshalBinary(data []byte) error

+ func (a CompactAddr) Equal(o CompactAddr) bool

+ func (a CompactAddr) MarshalBencode() (b []byte, err error)

+ func (a CompactAddr) MarshalBinary() (data []byte, err error)

+ func (a CompactAddr) Network() string

+ func (a CompactAddr) String() string

+ func (a CompactAddr) UDPAddr() *net.UDPAddr

+ func (a CompactAddr) Valid() bool

+ func (a CompactAddr) WriteBinary(w io.Writer) (n int, err error)

+ type CompactIPv4Addrs []CompactAddr

+ func (cas *CompactIPv4Addrs) UnmarshalBencode(b []byte) (err error)

+ func (cas *CompactIPv4Addrs) UnmarshalBinary(b []byte) (err error)

+ func (cas CompactIPv4Addrs) MarshalBencode() (b []byte, err error)

+ func (cas CompactIPv4Addrs) MarshalBinary() ([]byte, error)

+ type CompactIPv6Addrs []CompactAddr

+ func (cas *CompactIPv6Addrs) UnmarshalBencode(b []byte) (err error)

+ func (cas *CompactIPv6Addrs) UnmarshalBinary(b []byte) (err error)

+ func (cas CompactIPv6Addrs) MarshalBencode() (b []byte, err error)

+ func (cas CompactIPv6Addrs) MarshalBinary() ([]byte, error)

+ type HostAddr struct

+ Host string

+ Port uint16

+ func NewHostAddr(host string, port uint16) HostAddr

+ func ParseHostAddr(s string) (HostAddr, error)

+ func (a *HostAddr) UnmarshalBencode(b []byte) (err error)

+ func (a HostAddr) Equal(o HostAddr) bool

+ func (a HostAddr) MarshalBencode() (b []byte, err error)

+ func (a HostAddr) String() string

v0.4.3

Jul 24, 2022

v0.4.2

May 10, 2022

v0.4.1

Feb 8, 2021

v0.4.0

Jan 3, 2021

Changes in this version

type Hash

+ func (h *Hash) UnmarshalBinary(b []byte) (err error)

+ func (h Hash) MarshalBinary() (data []byte, err error)

+ func (h Hash) WriteBinary(w io.Writer) (m int, err error)

v0.3.0

Jun 28, 2020

Changes in this version

+ const PieceSize1MB

+ const PieceSize256KB

+ const PieceSize2MB

+ const PieceSize4MB

+ const PieceSize512KB

v0.2.0

Jun 19, 2020

Changes in this version

type File

+ func (f File) FilePieces(info Info) (fps FilePieces)

+ func (f File) PathWithPrefix(prefix string, info Info) string

+ type FilePiece struct

+ Index uint32

+ Length uint32

+ Offset uint32

+ func (fp FilePiece) Blocks() PieceBlocks

+ func (fp FilePiece) TotalOffset(pieceLength int64) int64

+ type FilePieces []FilePiece

+ func (fps FilePieces) Len() int

+ func (fps FilePieces) Less(i, j int) bool

+ func (fps FilePieces) Merge() FilePieces

+ func (fps FilePieces) Swap(i, j int)

type Info

+ func (info Info) GetFileByOffset(offset int64) (file File, fileOffset int64)

+ func (info Info) PieceOffset(index, offset uint32) int64

+ type PieceBlock struct

+ Index uint32

+ Length uint32

+ Offset uint32

+ type PieceBlocks []PieceBlock

+ func (pbs PieceBlocks) Len() int

+ func (pbs PieceBlocks) Less(i, j int) bool

+ func (pbs PieceBlocks) Swap(i, j int)

+ type Reader interface

+ Info func() Info

+ ReadBlock func(pieceIndex, pieceOffset uint32, p []byte) (int, error)

+ func NewReader(rootDir string, info Info) Reader

+ type Writer interface

+ Info func() Info

+ WriteBlock func(pieceIndex, pieceOffset uint32, p []byte) (int, error)

+ func NewWriter(rootDir string, info Info, fileMode os.FileMode) Writer

v0.1.0

Jun 7, 2020

Changes in this version

+ const HashSize

+ var ErrInvalidAddr = fmt.Errorf("invalid compact information of ip and port")

+ type Address struct

+ IP net.IP

+ Port uint16

+ func NewAddress(ip net.IP, port uint16) Address

+ func NewAddressFromString(s string) (addr Address, err error)

+ func NewAddressesFromString(s string) (addrs []Address, err error)

+ func (a *Address) FromString(addr string) (err error)

+ func (a *Address) FromUDPAddr(ua *net.UDPAddr)

+ func (a *Address) UnmarshalBencode(b []byte) (err error)

+ func (a *Address) UnmarshalBinary(b []byte) (err error)

+ func (a Address) Equal(o Address) bool

+ func (a Address) HasIPAndPort(ip net.IP, port uint16) bool

+ func (a Address) MarshalBencode() (b []byte, err error)

+ func (a Address) MarshalBinary() (data []byte, err error)

+ func (a Address) String() string

+ func (a Address) UDPAddr() *net.UDPAddr

+ func (a Address) WriteBinary(w io.Writer) (m int, err error)

+ type AnnounceList [][]string

+ func (al AnnounceList) Unique() (announces []string)

+ type Bytes = bencode.RawMessage

+ type File struct

+ Length int64

+ Paths []string

+ func (f File) Offset(info Info) (ret int64)

+ func (f File) Path(info Info) string

+ func (f File) String() string

+ type Hash [HashSize]byte

+ func NewHash(b []byte) (h Hash)

+ func NewHashFromBytes(b []byte) (ret Hash)

+ func NewHashFromHexString(s string) (h Hash)

+ func NewHashFromString(s string) (h Hash)

+ func NewRandomHash() (h Hash)

+ func (h *Hash) FromHexString(s string) (err error)

+ func (h *Hash) FromString(s string) (err error)

+ func (h *Hash) UnmarshalBencode(b []byte) (err error)

+ func (h Hash) Bytes() []byte

+ func (h Hash) BytesString() string

+ func (h Hash) Compare(o Hash) int

+ func (h Hash) HexString() string

+ func (h Hash) IsZero() bool

+ func (h Hash) MarshalBencode() (b []byte, err error)

+ func (h Hash) String() string

+ func (h Hash) Xor(o Hash) (ret Hash)

+ type Hashes []Hash

+ func GeneratePieces(r io.Reader, pieceLength int64) (hs Hashes, err error)

+ func GeneratePiecesFromFiles(files []File, pieceLength int64, open func(File) (io.ReadCloser, error)) (Hashes, error)

+ func (hs *Hashes) UnmarshalBencode(b []byte) (err error)

+ func (hs Hashes) Contains(h Hash) bool

+ func (hs Hashes) MarshalBencode() ([]byte, error)

+ type HostAddress struct

+ Host string

+ Port uint16

+ func NewHostAddress(host string, port uint16) HostAddress

+ func NewHostAddressFromString(s string) (addr HostAddress, err error)

+ func (a *HostAddress) FromString(addr string) (err error)

+ func (a *HostAddress) UnmarshalBencode(b []byte) (err error)

+ func (a HostAddress) Addresses() (addrs []Address, err error)

+ func (a HostAddress) Equal(o HostAddress) bool

+ func (a HostAddress) MarshalBencode() (b []byte, err error)

+ func (a HostAddress) String() string

+ type Info struct

+ Files []File

+ Length int64

+ Name string

+ PieceLength int64

+ Pieces Hashes

+ func NewInfoFromFilePath(root string, pieceLength int64) (info Info, err error)

+ func (info Info) AllFiles() []File

+ func (info Info) CountPieces() int

+ func (info Info) IsDir() bool

+ func (info Info) Piece(index int) Piece

+ func (info Info) TotalLength() (ret int64)

+ type Magnet struct

+ DisplayName string

+ InfoHash Hash

+ Params url.Values

+ Trackers []string

+ func ParseMagnetURI(uri string) (m Magnet, err error)

+ func (m Magnet) Peers() (peers []HostAddress, err error)

+ func (m Magnet) String() string

+ type MetaInfo struct

+ Announce string

+ AnnounceList AnnounceList

+ Comment string

+ CreatedBy string

+ CreationDate int64

+ Encoding string

+ InfoBytes Bytes

+ Nodes []HostAddress

+ URLList URLList

+ func Load(r io.Reader) (mi MetaInfo, err error)

+ func LoadFromFile(filename string) (mi MetaInfo, err error)

+ func (mi *MetaInfo) Magnet(displayName string, infoHash Hash) (m Magnet)

+ func (mi MetaInfo) Announces() AnnounceList

+ func (mi MetaInfo) Info() (info Info, err error)

+ func (mi MetaInfo) InfoHash() Hash

+ func (mi MetaInfo) Write(w io.Writer) error

+ type Piece struct

+ func (p Piece) Hash() (h Hash)

+ func (p Piece) Index() int

+ func (p Piece) Length() int64

+ func (p Piece) Offset() int64

+ type URLList []string

+ func (us *URLList) UnmarshalBencode(b []byte) (err error)

+ func (us URLList) FullURL(index int, name string) (url string)

+ func (us URLList) MarshalBencode() (b []byte, err error)

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