utils

func BytesToStringUnsafe ¶

func BytesToStringUnsafe(b []byte) string

BytesToStringUnsafe converts bytes to string.

func CheckNumRange ¶

func CheckNumRange[K constraints.Integer | constraints.Float](v, min, max K) bool

func ClosedChan ¶

func ClosedChan(c chan struct{}) bool

ClosedChan returns true if c is closed. c must not use for sending data and must be used in close() only. If ClosedChan receives something from c, it panics.

func GenerateCertificate ¶

func GenerateCertificate(dnsName string) (cert tls.Certificate, err error)

GenerateCertificate generates an ecdsa certificate with given dnsName. This should only use in test.

func GetAddrFromAddr ¶

func GetAddrFromAddr(addr net.Addr) netip.Addr

GetAddrFromAddr returns netip.Addr from net.Addr. See also: GetIPFromAddr.

func GetIPFromAddr ¶

func GetIPFromAddr(addr net.Addr) (ip net.IP)

GetIPFromAddr returns a net.IP from the given net.Addr. addr can be *net.TCPAddr, *net.UDPAddr, *net.IPNet, *net.IPAddr Will return nil otherwise.

func InitQUICSrkFromIfaceMac ¶ added in v5.2.0

func InitQUICSrkFromIfaceMac() (*[32]byte, net.Interface, error)

A helper func to init quic stateless reset key. It use the first non-zero interface mac + sha256 hash.

func LoadCertPool ¶

func LoadCertPool(certs []string) (*x509.CertPool, error)

LoadCertPool reads and loads certificates in certs.

func ParseNameOrNum ¶

func ParseNameOrNum[T constraints.Integer](s string, m map[string]T) (T, bool)

func RemoveComment ¶

func RemoveComment(s, symbol string) string

RemoveComment removes comment after "symbol".

func SetDefaultNum ¶

func SetDefaultNum[K constraints.Integer | constraints.Float](p *K, d K)

func SetDefaultString ¶

func SetDefaultString(p *string, d string)

func SetDefaultUnsignNum ¶

func SetDefaultUnsignNum[K constraints.Integer | constraints.Float](p *K, d K)

func SplitSchemeAndHost ¶

func SplitSchemeAndHost(addr string) (protocol, host string)

SplitSchemeAndHost splits addr to protocol and host.

func SplitString2 ¶

func SplitString2(s, symbol string) (s1 string, s2 string, ok bool)

SplitString2 split s to two parts by given symbol

func WeakDecode ¶

func WeakDecode(in any, output any) error

WeakDecode decodes args from config to output.