util

package

v0.0.0-...-8cd3384 Latest Latest Go to latest Published: Jul 11, 2021 License: BSD-3-Clause Imports: 9 Imported by: 0

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var ERR_DECODE_FILE = errors.New("ERR_DECODE_FILE")

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var ERR_RAND_BYTESLICE = errors.New("ERR_RAND_BYTESLICE")

func DecodeTorrentFile(filePath string) (*metainfo.MetaInfo, error)

func GetIpAndPortFromNetAddr(addr net.Addr) (net.IP, int)

func IntSliceAppendIfUnique(slice []int, elem int) []int

func IntSliceHas(haystack []int, needle int) bool

func IntSliceUniqueMergeSlices(sliceA, sliceB []int) []int

func IsDirectory(path string) bool

func IsFile(path string) bool

func IsPortTaken(port string) bool

func Min(a, b int) int

func MkdirAllOrPanic(dir string)

func MkdirTempOrPanic(dir, pattern string) string

func RandByteSlice(max int) ([]byte, error)

func RandRange(min, max int) int

type Bitfield struct {
	Bytes     []byte
	NumOfBits int
}

func NewBitfield(numOfBits int) Bitfield

func NewBitfieldFromBytes(buff []byte) Bitfield

XXX This is tested in Test_bitfield_msg_assembly

func (self Bitfield) AsIntSlice(max int) []int

XXX This is tested in Test_bitfield_msg_assembly

func (self Bitfield) DumpAsBitstring() string

func (self Bitfield) Has(i int) bool

XXX This is tested in Test_bitfield_msg_assembly

func (self Bitfield) Set(i int)

XXX This is tested in Test_bitfield_msg_assembly