22 lines
346 B
Go
22 lines
346 B
Go
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package main
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import (
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"io"
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"os"
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"fmt"
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"crypto/sha256"
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)
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func HashFile(filename string) (string, error) {
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hashfn := sha256.New()
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infile, err := os.Open(filename)
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if err != nil { return "", err }
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defer infile.Close()
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_, err = io.Copy(hashfn, infile)
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if err != nil { return "", err }
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return fmt.Sprintf("%x", hashfn.Sum(nil)), nil
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}
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