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https://github.com/nspcc-dev/neo-go.git
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32 lines
879 B
Go
32 lines
879 B
Go
package address
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import (
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"errors"
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"github.com/CityOfZion/neo-go/pkg/encoding/base58"
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"github.com/CityOfZion/neo-go/pkg/util"
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)
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// Prefix is the byte used to prepend to addresses when encoding them, it can
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// be changed and defaults to 23 (0x17), the standard NEO prefix.
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var Prefix = byte(0x17)
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// EncodeUint160 returns the "NEO address" from the given Uint160.
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func EncodeUint160(u util.Uint160) string {
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// Dont forget to prepend the Address version 0x17 (23) A
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b := append([]byte{Prefix}, u.BytesBE()...)
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return base58.CheckEncode(b)
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}
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// DecodeUint160 attempts to decode the given NEO address string
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// into an Uint160.
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func DecodeUint160(s string) (u util.Uint160, err error) {
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b, err := base58.CheckDecode(s)
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if err != nil {
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return u, err
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}
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if b[0] != Prefix {
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return u, errors.New("wrong address prefix")
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}
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return util.Uint160DecodeBytesBE(b[1:21])
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}
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