mirror of https://github.com/guggero/chantools
Add derivekey command
parent
506f761dd3
commit
759d9f60e0
@ -0,0 +1,42 @@
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package chantools
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import (
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"fmt"
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"github.com/btcsuite/btcutil"
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"github.com/btcsuite/btcutil/hdkeychain"
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)
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func deriveKey(extendedKey *hdkeychain.ExtendedKey, path string,
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neuter bool) error {
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fmt.Printf("Deriving path %s for network %s.\n", path, chainParams.Name)
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parsedPath, err := parsePath(path)
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if err != nil {
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return fmt.Errorf("could not parse derivation path: %v", err)
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}
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derivedKey, err := deriveChildren(extendedKey, parsedPath)
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if err != nil {
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return fmt.Errorf("could not derive children: %v", err)
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}
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pubKey, err := derivedKey.ECPubKey()
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if err != nil {
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return fmt.Errorf("could not derive public key: %v", err)
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}
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fmt.Printf("Public key: %x\n", pubKey.SerializeCompressed())
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if neuter {
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return nil
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}
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privKey, err := derivedKey.ECPrivKey()
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if err != nil {
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return fmt.Errorf("could not derive private key: %v", err)
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}
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wif, err := btcutil.NewWIF(privKey, chainParams, true)
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if err != nil {
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return fmt.Errorf("could not encode WIF: %v", err)
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}
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fmt.Printf("Private key (WIF): %s\n", wif.String())
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return nil
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}
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