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[keys] Replace (Fingerprint, DerivationPath) with KeySource

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This commit is contained in:
Alekos Filini
2020-12-11 11:14:30 +01:00
parent 1a90832f3a
commit c0a92bd084
3 changed files with 11 additions and 15 deletions
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6
src/keys/bip39.rs
View File

@@ -43,7 +43,7 @@ pub type MnemonicWithPassphrase = (Mnemonic, Option<String>);
impl<Ctx: ScriptContext> DerivableKey<Ctx> for Seed {
fn add_metadata(
self,
source: Option<(bip32::Fingerprint, bip32::DerivationPath)>,
source: Option<bip32::KeySource>,
derivation_path: bip32::DerivationPath,
) -> Result<DescriptorKey<Ctx>, KeyError> {
let xprv = bip32::ExtendedPrivKey::new_master(Network::Bitcoin, &self.as_bytes())?;
@@ -60,7 +60,7 @@ impl<Ctx: ScriptContext> DerivableKey<Ctx> for Seed {
impl<Ctx: ScriptContext> DerivableKey<Ctx> for MnemonicWithPassphrase {
fn add_metadata(
self,
source: Option<(bip32::Fingerprint, bip32::DerivationPath)>,
source: Option<bip32::KeySource>,
derivation_path: bip32::DerivationPath,
) -> Result<DescriptorKey<Ctx>, KeyError> {
let (mnemonic, passphrase) = self;
@@ -73,7 +73,7 @@ impl<Ctx: ScriptContext> DerivableKey<Ctx> for MnemonicWithPassphrase {
impl<Ctx: ScriptContext> DerivableKey<Ctx> for Mnemonic {
fn add_metadata(
self,
source: Option<(bip32::Fingerprint, bip32::DerivationPath)>,
source: Option<bip32::KeySource>,
derivation_path: bip32::DerivationPath,
) -> Result<DescriptorKey<Ctx>, KeyError> {
(self, None).add_metadata(source, derivation_path)

16
src/keys/mod.rs
View File

@@ -296,7 +296,7 @@ pub trait ToDescriptorKey<Ctx: ScriptContext>: Sized {
/// When extra metadata are provided, a [`DerivableKey`] can be transofrmed into a
/// [`DescriptorKey`]: the trait [`ToDescriptorKey`] is automatically implemented
/// for `(DerivableKey, DerivationPath)` and
/// `(DerivableKey, (Fingerprint, DerivationPath), DerivationPath)` tuples.
/// `(DerivableKey, KeySource, DerivationPath)` tuples.
///
/// For key types that don't encode any indication about the path to use (like bip39), it's
/// generally recommended to implemented this trait instead of [`ToDescriptorKey`]. The same
@@ -307,7 +307,7 @@ pub trait DerivableKey<Ctx: ScriptContext> {
/// Add a extra metadata, consume `self` and turn it into a [`DescriptorKey`]
fn add_metadata(
self,
origin: Option<(bip32::Fingerprint, bip32::DerivationPath)>,
origin: Option<bip32::KeySource>,
derivation_path: bip32::DerivationPath,
) -> Result<DescriptorKey<Ctx>, KeyError>;
}
@@ -315,7 +315,7 @@ pub trait DerivableKey<Ctx: ScriptContext> {
impl<Ctx: ScriptContext> DerivableKey<Ctx> for bip32::ExtendedPubKey {
fn add_metadata(
self,
origin: Option<(bip32::Fingerprint, bip32::DerivationPath)>,
origin: Option<bip32::KeySource>,
derivation_path: bip32::DerivationPath,
) -> Result<DescriptorKey<Ctx>, KeyError> {
DescriptorPublicKey::XPub(DescriptorXKey {
@@ -331,7 +331,7 @@ impl<Ctx: ScriptContext> DerivableKey<Ctx> for bip32::ExtendedPubKey {
impl<Ctx: ScriptContext> DerivableKey<Ctx> for bip32::ExtendedPrivKey {
fn add_metadata(
self,
origin: Option<(bip32::Fingerprint, bip32::DerivationPath)>,
origin: Option<bip32::KeySource>,
derivation_path: bip32::DerivationPath,
) -> Result<DescriptorKey<Ctx>, KeyError> {
DescriptorSecretKey::XPrv(DescriptorXKey {
@@ -383,7 +383,7 @@ where
{
fn add_metadata(
self,
origin: Option<(bip32::Fingerprint, bip32::DerivationPath)>,
origin: Option<bip32::KeySource>,
derivation_path: bip32::DerivationPath,
) -> Result<DescriptorKey<Ctx>, KeyError> {
let descriptor_key = self.key.add_metadata(origin, derivation_path)?;
@@ -528,11 +528,7 @@ impl<Ctx: ScriptContext, T: DerivableKey<Ctx>> ToDescriptorKey<Ctx> for (T, bip3
}
impl<Ctx: ScriptContext, T: DerivableKey<Ctx>> ToDescriptorKey<Ctx>
for (
T,
(bip32::Fingerprint, bip32::DerivationPath),
bip32::DerivationPath,
)
for (T, bip32::KeySource, bip32::DerivationPath)
{
fn to_descriptor_key(self) -> Result<DescriptorKey<Ctx>, KeyError> {
self.0.add_metadata(Some(self.1), self.2)