util

Documentation

Index

• func GenerateBranch() string
• func GenerateCSeq() int
• func GenerateCallID() string
• func GenerateOriginID() string
• func GenerateTag() string
• func IsIPv6(ip string) bool
• func IsRefused(err error) bool
• func IsUseOfClosed(err error) bool
• func Portstr(port uint16) string

Functions

func GenerateBranch

func GenerateBranch() string

Generate a SIP 2.0 Via branch ID. This is probably not suitable for use by stateless proxies.

func GenerateCSeq

func GenerateCSeq() int

Generate a secure random number between 0 and 50,000.

func GenerateCallID

func GenerateCallID() string

Generate a secure UUID4, e.g.f47ac10b-58cc-4372-a567-0e02b2c3d479

func GenerateOriginID

func GenerateOriginID() string

Generate a random ID for an SDP.

func GenerateTag

func GenerateTag() string

Generate a 48-bit secure random string like: 27c97271d363.

func IsIPv6

func IsIPv6(ip string) bool

Return true if IP contains a colon.

func IsRefused

func IsRefused(err error) bool

Return true if error is ICMP connection refused.

func IsUseOfClosed

func IsUseOfClosed(err error) bool

Return true if error was caused by reading from a closed socket.

func Portstr

func Portstr(port uint16) string