utils

func BytesToInt64 ¶

func BytesToInt64(buf []byte) int64

func CopyFile ¶

func CopyFile(dst, src string) error

func DirDirs ¶ added in v0.3.2

func DirDirs(path string, count uint32) ([]string, error)

Get the total size of all files in a directory and subdirectories

func DirFiles ¶

func DirFiles(path string, count uint32) ([]string, error)

Get the total size of all files in a directory and subdirectories

func FildIpv4 ¶ added in v0.2.5

func FildIpv4(data []byte) (string, bool)

func FindFile ¶ added in v0.2.3

func FindFile(dir, name string) string

func GetDirFreeSpace ¶

func GetDirFreeSpace(dir string) (uint64, error)

func GetFileType ¶

func GetFileType(fSrc string) (string, error)

func GetSysMemAvailable ¶

func GetSysMemAvailable() (uint64, error)

func Int64ToBytes ¶

func Int64ToBytes(i int64) []byte

func InterfaceIsNIL ¶

func InterfaceIsNIL(i interface{}) bool

InterfaceIsNIL returns the comparison between i and nil

func IsIntranetIpv4 ¶ added in v0.2.5

func IsIntranetIpv4(ipv4 string) (bool, error)

func PasswdWithMask ¶

func PasswdWithMask(hint string, defaultVal string, mask string) (string, error)

func RandSlice ¶ added in v0.3.4

func RandSlice(slice interface{})

func RecoverError ¶

func RecoverError(err interface{}) string

RecoverError is used to record the stack information of panic

func RemoveRepeatedAddr ¶ added in v0.2.5

func RemoveRepeatedAddr(arr []multiaddr.Multiaddr) (newArr []multiaddr.Multiaddr)

func RenameDir ¶

func RenameDir(oldDir, newDir string) error

func Ternary ¶

func Ternary(a, b int64) int64