47 lines
872 B
Go
47 lines
872 B
Go
package util
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import (
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"encoding/hex"
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"golang.org/x/text/cases"
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"golang.org/x/text/unicode/norm"
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)
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func Normalize(s string) string {
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c := cases.Fold()
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return c.String(norm.NFD.String(s))
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}
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func ReverseBytes(s []byte) {
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for i, j := 0, len(s)-1; i < j; i, j = i+1, j-1 {
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s[i], s[j] = s[j], s[i]
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}
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}
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// convert txid to txHash
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func ToHash(txid string) []byte {
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t, err := hex.DecodeString(txid)
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if err != nil {
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return nil
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}
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// reverse the bytes. thanks, Satoshi 😒
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for i, j := 0, len(t)-1; i < j; i, j = i+1, j-1 {
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t[i], t[j] = t[j], t[i]
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}
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return t
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}
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// convert txHash to txid
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func FromHash(txHash []byte) string {
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t := make([]byte, len(txHash))
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copy(t, txHash)
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// reverse the bytes. thanks, Satoshi 😒
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for i, j := 0, len(txHash)-1; i < j; i, j = i+1, j-1 {
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txHash[i], txHash[j] = txHash[j], txHash[i]
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}
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return hex.EncodeToString(t)
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}
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