File: reverse.go

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golang-github-miekg-dns 0.0~git20161018.0.58f52c5-1
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package dns

// StringToType is the reverse of TypeToString, needed for string parsing.
var StringToType = reverseInt16(TypeToString)

// StringToClass is the reverse of ClassToString, needed for string parsing.
var StringToClass = reverseInt16(ClassToString)

// Map of opcodes strings.
var StringToOpcode = reverseInt(OpcodeToString)

// Map of rcodes strings.
var StringToRcode = reverseInt(RcodeToString)

// Reverse a map
func reverseInt8(m map[uint8]string) map[string]uint8 {
	n := make(map[string]uint8, len(m))
	for u, s := range m {
		n[s] = u
	}
	return n
}

func reverseInt16(m map[uint16]string) map[string]uint16 {
	n := make(map[string]uint16, len(m))
	for u, s := range m {
		n[s] = u
	}
	return n
}

func reverseInt(m map[int]string) map[string]int {
	n := make(map[string]int, len(m))
	for u, s := range m {
		n[s] = u
	}
	return n
}