Merge pull request #475 from apoelstra/2020-09--0.24.0

Increase version to 0.24

CHANGELOG.md

@@ -1,4 +1,20 @@
 
+# 0.24.0 - 2020-09-10
+
+- [Remove](https://github.com/rust-bitcoin/rust-bitcoin/pull/385) the `BitcoinHash` trait
+- [Introduce `SigHashCache` structure](https://github.com/rust-bitcoin/rust-bitcoin/pull/390) to replace `SighashComponents` and support all sighash modes
+- [Add](https://github.com/rust-bitcoin/rust-bitcoin/pull/416) `Transaction::get_size` method
+- [Export](https://github.com/rust-bitcoin/rust-bitcoin/pull/412) `util::amount::Denomination`
+- [Add](https://github.com/rust-bitcoin/rust-bitcoin/pull/417) `Block::get_size` and `Block::get_weight` methods
+- [Add](https://github.com/rust-bitcoin/rust-bitcoin/pull/415) `MerkleBlock::from_header_txids`
+- [Add](https://github.com/rust-bitcoin/rust-bitcoin/pull/429) `BlockHeader::u256_from_compact_target`
+- [Add](https://github.com/rust-bitcoin/rust-bitcoin/pull/448) `feefilter` network message
+- [Cleanup/replace](https://github.com/rust-bitcoin/rust-bitcoin/pull/397) `Script::Instructions` iterator API
+- [Disallow uncompressed pubkeys in witness address generation](https://github.com/rust-bitcoin/rust-bitcoin/pull/428)
+- [Deprecate](https://github.com/rust-bitcoin/rust-bitcoin/pull/451) `util::contracthash` module
+- [Add](https://github.com/rust-bitcoin/rust-bitcoin/pull/435) modulo division operation for `Uint128` and `Uint256`
+- [Add](https://github.com/rust-bitcoin/rust-bitcoin/pull/436) `slice_to_u64_be` endian conversion method
+
 # 0.23.0 - 2020-01-07
 
 - Update `secp256k1` dependency to `0.17.1`.

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "bitcoin"
-version = "0.23.0"
+version = "0.24.0"
 authors = ["Andrew Poelstra <apoelstra@wpsoftware.net>"]
 license = "CC0-1.0"
 homepage = "https://github.com/rust-bitcoin/rust-bitcoin/"
@@ -22,8 +22,8 @@ use-serde = ["serde", "bitcoin_hashes/serde", "secp256k1/serde"]
 
 [dependencies]
 bech32 = "0.7.2"
-bitcoin_hashes = "0.7.3"
-secp256k1 = "0.17.1"
+bitcoin_hashes = "0.8.0"
+secp256k1 = "0.18.0"
 
 bitcoinconsensus = { version = "0.19.0-1", optional = true }
 serde = { version = "1", optional = true }
@@ -33,6 +33,6 @@ hex = "=0.3.2"
 serde_derive = "<1.0.99"
 serde_json = "<1.0.45"
 serde_test = "1"
-secp256k1 = { version = "0.17.1", features = ["rand-std"] }
+secp256k1 = { version = "0.18.0", features = ["rand-std"] }
 # We need to pin ryu (transitive dep from serde_json) to stay compatible with Rust 1.22.0
 ryu = "<1.0.5"

README.md

@@ -53,6 +53,12 @@ freenode.
 ## Minimum Supported Rust Version (MSRV)
 This library should always compile with any combination of features on **Rust 1.22**.
 
+Because some dependencies have broken the build in minor/patch releases, to
+compile with 1.22.0 you will need to run the following version-pinning command:
+```
+cargo update -p cc --precise "1.0.41" --verbose
+```
+
 ## Installing Rust
 Rust can be installed using your package manager of choice or
 [rustup.rs](https://rustup.rs). The former way is considered more secure since

contrib/test.sh

@@ -45,5 +45,12 @@ then
     cargo new dep_test
     cd dep_test
     echo 'bitcoin = { path = "..", features = ["use-serde"] }' >> Cargo.toml
+
+    # Pin `cc` for Rust 1.22
+    if [ "$TRAVIS_RUST_VERSION" = "1.22.0" ]; then
+        cargo generate-lockfile --verbose
+        cargo update -p cc --precise "1.0.41" --verbose
+    fi
+
     cargo test --verbose
 fi

src/util/contracthash.rs

@@ -18,7 +18,7 @@
 //! at http://blockstream.com/sidechains.pdf for details of
 //! what this does.
 
-#![deprecated]
+#![cfg_attr(not(test), deprecated)]
 
 use secp256k1::{self, Secp256k1};
 use PrivateKey;