dial.go
func MultiaddrProtocolsMatch(a, b ma.Multiaddr) bool {
	ap := a.Protocols()
	bp := b.Protocols()

	if len(ap) != len(bp) {
		return false
	}

	for i, api := range ap {
		if api.Code != bp[i].Code {
			return false
		}
	}

	return true
}
func MultiaddrProtocolsMatch(a, b ma.Multiaddr) bool {
	ap := a.Protocols()
	bp := b.Protocols()

	if len(ap) != len(bp) {
		return false
	}

	for i, api := range ap {
		if api.Code != bp[i].Code {
			return false
		}
	}

	return true
}
// MultiaddrProtocolsMatch returns whether two multiaddrs match in protocol stacks.