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Merge pull request #171 from wpaulino/expose-extended-key-fields

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hdkeychain: expose extended key's version and child index
This commit is contained in:
Olaoluwa Osuntokun 2020-06-22 16:27:57 -07:00 committed by GitHub
parent b2bf7f89d6 d8c8794021
commit 3beec01267
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 0 deletions
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11
hdkeychain/extendedkey.go
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@ -179,6 +179,12 @@ func (k *ExtendedKey) Depth() uint8 {
return k.depth
}
// Version returns the extended key's hardened derivation version. This can be
// used to identify the extended key's type.
func (k *ExtendedKey) Version() []byte {
return k.version
}
// ParentFingerprint returns a fingerprint of the parent extended key from which
// this one was derived.
func (k *ExtendedKey) ParentFingerprint() uint32 {
@ -329,6 +335,11 @@ func (k *ExtendedKey) Child(i uint32) (*ExtendedKey, error) {
k.depth+1, i, isPrivate), nil
}
// ChildIndex returns the child index used to derive the extended key.
func (k *ExtendedKey) ChildIndex() uint32 {
return k.childNum
}
// Neuter returns a new extended public key from this extended private key. The
// same extended key will be returned unaltered if it is already an extended
// public key.