utils

func ByteCountDecimal ¶

func ByteCountDecimal(b int64) string

ByteCountDecimal converts bytes to human readable byte string

func ChunkRangesToChunks ¶

func ChunkRangesToChunks(chunkRanges []int64) (chunks []int64)

ChunkRangesToChunks converts chunk ranges to list

func Exists ¶

func Exists(name string) bool

Exists reports whether the named file or directory exists.

func FindOpenPorts ¶

func FindOpenPorts(host string, portNumStart, numPorts int) (openPorts []int)

func GenerateRandomPin ¶

func GenerateRandomPin() string

GenerateRandomPin returns a randomly generated pin with set lenght

func GetConfigDir ¶

func GetConfigDir(requireValidPath bool) (homedir string, err error)

Get or create home directory

func GetInput ¶

func GetInput(prompt string) string

GetInput returns the input with a given prompt

func GetLocalIPs ¶

func GetLocalIPs() (ips []string, err error)

GetLocalIPs returns all local ips

func GetRandomName ¶

func GetRandomName() string

GetRandomName returns mnemonicoded random name

func HashFile ¶

func HashFile(fname string, algorithm string, showProgress ...bool) (hash256 []byte, err error)

HashFile returns the hash of a file or, in case of a symlink, the SHA256 hash of its target. Takes an argument to specify the algorithm to use.

func HighwayHashFile ¶ added in v10.0.6

func HighwayHashFile(fname string, doShowProgress bool) (hashHighway []byte, err error)

HighwayHashFile returns highwayhash of a file

func IMOHashFile ¶

func IMOHashFile(fname string) (hash []byte, err error)

IMOHashFile returns imohash

func IMOHashFileFull ¶

func IMOHashFileFull(fname string) (hash []byte, err error)

IMOHashFileFull returns imohash of full file

func IsLocalIP ¶

func IsLocalIP(ipaddress string) bool

func LocalIP ¶

func LocalIP() string

LocalIP returns local ip address

func MD5HashFile ¶

func MD5HashFile(fname string, doShowProgress bool) (hash256 []byte, err error)

MD5HashFile returns MD5 hash

func MarkFileForRemoval ¶ added in v10.0.13

func MarkFileForRemoval(fname string)

func MissingChunks ¶

func MissingChunks(fname string, fsize int64, chunkSize int) (chunkRanges []int64)

MissingChunks returns the positions of missing chunks. If file doesn't exist, it returns an empty chunk list (all chunks). If the file size is not the same as requested, it returns an empty chunk list (all chunks).

func PublicIP ¶

func PublicIP() (ip string, err error)

PublicIP returns public ip address

func RandomFileName ¶

func RandomFileName() (fname string, err error)

func RemoveMarkedFiles ¶ added in v10.0.13

func RemoveMarkedFiles() (err error)

func SHA256 ¶

func SHA256(s string) string

SHA256 returns sha256 sum

func UnzipDirectory ¶

func UnzipDirectory(destination string, source string) error

func ValidFileName ¶

func ValidFileName(fname string) (err error)

ValidFileName checks if a filename is valid by making sure it has no invisible characters

func XXHashFile ¶

func XXHashFile(fname string, doShowProgress bool) (hash256 []byte, err error)

XXHashFile returns the xxhash of a file

func ZipDirectory ¶

func ZipDirectory(destination string, source string) (err error)