From 943b6c103bc44a8ac4134f1ad0f6e4a493796beb Mon Sep 17 00:00:00 2001
From: "Tobin C. Harding" <me@tobin.cc>
Date: Mon, 16 Oct 2023 17:22:18 +1100
Subject: [PATCH] Upgrade miniscript/bitcoin dependency

Upgrade:

- bitcoin to v0.31.0
- miniscript to v11.0.0
---
 Cargo.toml       |  4 ++--
 src/interface.rs |  7 ++-----
 src/lib.rs       | 12 ++++++------
 src/types.rs     | 24 ++++++++++++------------
 4 files changed, 22 insertions(+), 25 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 16d1056..69af067 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,12 +11,12 @@ readme = "README.md"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-bitcoin = { version = "0.30.0", features = ["serde", "base64"] }
+bitcoin = { version = "0.31.0", features = ["serde", "base64"] }
 serde = { version = "^1.0", features = ["derive"] }
 serde_json = { version = "^1.0" }
 pyo3 = { version = "0.15.1", features = ["auto-initialize"] }
 
-miniscript = { version = "10.0", features = ["serde"], optional = true }
+miniscript = { version = "11.0", features = ["serde"], optional = true }
 
 [dev-dependencies]
 serial_test = "0.6.0"
diff --git a/src/interface.rs b/src/interface.rs
index b4c57e1..f5745cb 100644
--- a/src/interface.rs
+++ b/src/interface.rs
@@ -3,7 +3,7 @@ use std::ops::Deref;
 use std::process::Command;
 
 use bitcoin::bip32::DerivationPath;
-use bitcoin::psbt::PartiallySignedTransaction;
+use bitcoin::Psbt;
 
 use serde::de::DeserializeOwned;
 use serde_json::value::Value;
@@ -205,10 +205,7 @@ impl HWIClient {
     }
 
     /// Signs a PSBT.
-    pub fn sign_tx(
-        &self,
-        psbt: &PartiallySignedTransaction,
-    ) -> Result<HWIPartiallySignedTransaction, Error> {
+    pub fn sign_tx(&self, psbt: &Psbt) -> Result<HWIPartiallySignedTransaction, Error> {
         Python::with_gil(|py| {
             let output = self
                 .hwilib
diff --git a/src/lib.rs b/src/lib.rs
index 033b71b..d986b1c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -49,7 +49,7 @@ mod tests {
     use bitcoin::locktime::absolute;
     use bitcoin::psbt::{Input, Output};
     use bitcoin::{secp256k1, Transaction};
-    use bitcoin::{Network, TxIn, TxOut};
+    use bitcoin::{transaction, Amount, Network, TxIn, TxOut};
 
     #[cfg(feature = "miniscript")]
     use miniscript::{Descriptor, DescriptorPublicKey};
@@ -213,11 +213,11 @@ mod tests {
         let script_pubkey = address.address.assume_checked().script_pubkey();
 
         let previous_tx = Transaction {
-            version: 1,
+            version: transaction::Version::ONE,
             lock_time: absolute::LockTime::from_consensus(0),
             input: vec![TxIn::default()],
             output: vec![TxOut {
-                value: 100,
+                value: Amount::from_sat(100),
                 script_pubkey: script_pubkey.clone(),
             }],
         };
@@ -229,13 +229,13 @@ mod tests {
             },
             ..Default::default()
         };
-        let psbt = bitcoin::psbt::PartiallySignedTransaction {
+        let psbt = bitcoin::Psbt {
             unsigned_tx: Transaction {
-                version: 1,
+                version: transaction::Version::ONE,
                 lock_time: absolute::LockTime::from_consensus(0),
                 input: vec![previous_txin],
                 output: vec![TxOut {
-                    value: 50,
+                    value: Amount::from_sat(50),
                     script_pubkey: script_pubkey,
                 }],
             },
diff --git a/src/types.rs b/src/types.rs
index 2eb0591..4f368ef 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -3,10 +3,9 @@ use std::ops::Deref;
 use std::str::FromStr;
 
 use bitcoin::address::{Address, NetworkUnchecked};
-use bitcoin::base64;
-use bitcoin::bip32::{ExtendedPubKey, Fingerprint};
-use bitcoin::psbt::PartiallySignedTransaction;
+use bitcoin::bip32::{Fingerprint, Xpub};
 use bitcoin::Network;
+use bitcoin::Psbt;
 
 use pyo3::types::PyModule;
 use pyo3::{IntoPy, PyObject};
@@ -19,11 +18,11 @@ use crate::error::{Error, ErrorCode};
 
 #[derive(Clone, Eq, PartialEq, Debug, Deserialize)]
 pub struct HWIExtendedPubKey {
-    pub xpub: ExtendedPubKey,
+    pub xpub: Xpub,
 }
 
 impl Deref for HWIExtendedPubKey {
-    type Target = ExtendedPubKey;
+    type Target = Xpub;
 
     fn deref(&self) -> &Self::Target {
         &self.xpub
@@ -37,8 +36,11 @@ pub struct HWISignature {
 }
 
 fn from_b64<'de, D: Deserializer<'de>>(d: D) -> Result<Vec<u8>, D::Error> {
+    use bitcoin::base64::{engine::general_purpose, Engine as _};
+
     let b64_string = String::deserialize(d)?;
-    base64::decode(b64_string)
+    general_purpose::STANDARD
+        .decode(b64_string)
         .map_err(|_| serde::de::Error::custom("error while deserializing signature"))
 }
 
@@ -58,18 +60,16 @@ pub struct HWIAddress {
 #[derive(Clone, Eq, PartialEq, Debug, Deserialize)]
 pub struct HWIPartiallySignedTransaction {
     #[serde(deserialize_with = "deserialize_psbt")]
-    pub psbt: PartiallySignedTransaction,
+    pub psbt: Psbt,
 }
 
-fn deserialize_psbt<'de, D: Deserializer<'de>>(
-    d: D,
-) -> Result<PartiallySignedTransaction, D::Error> {
+fn deserialize_psbt<'de, D: Deserializer<'de>>(d: D) -> Result<Psbt, D::Error> {
     let s = String::deserialize(d)?;
-    PartiallySignedTransaction::from_str(&s).map_err(serde::de::Error::custom)
+    Psbt::from_str(&s).map_err(serde::de::Error::custom)
 }
 
 impl Deref for HWIPartiallySignedTransaction {
-    type Target = PartiallySignedTransaction;
+    type Target = Psbt;
 
     fn deref(&self) -> &Self::Target {
         &self.psbt