26 lines
448 B
Go
26 lines
448 B
Go
package main
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import (
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"bytes"
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"encoding/binary"
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"log"
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)
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// IntToHex converts an int64 to a byte array
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func IntToHex(num int64) []byte {
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buff := new(bytes.Buffer)
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err := binary.Write(buff, binary.BigEndian, num)
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if err != nil {
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log.Panic(err)
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}
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return buff.Bytes()
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}
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// ReverseBytes reverses a byte array
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func ReverseBytes(data []byte) {
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for i, j := 0, len(data)-1; i < j; i, j = i+1, j-1 {
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data[i], data[j] = data[j], data[i]
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}
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}
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