Update rand to 0.9.x

Cargo-recent.lock

@@ -33,6 +33,12 @@ dependencies = [
  "hex-conservative",
 ]
 
+[[package]]
+name = "bitflags"
+version = "2.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5c8214115b7bf84099f1309324e63141d4c5d7cc26862f97a0a857dbefe165bd"
+
 [[package]]
 name = "bumpalo"
 version = "3.12.0"
@@ -69,13 +75,14 @@ dependencies = [
 
 [[package]]
 name = "getrandom"
-version = "0.2.8"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
+checksum = "73fea8450eea4bac3940448fb7ae50d91f034f941199fcd9d909a5a07aa455f0"
 dependencies = [
  "cfg-if",
  "js-sys",
  "libc",
+ "r-efi",
  "wasi",
  "wasm-bindgen",
 ]
@@ -103,18 +110,19 @@ checksum = "3011d1213f159867b13cfd6ac92d2cd5f1345762c63be3554e84092d85a50bbd"
 
 [[package]]
 name = "js-sys"
-version = "0.3.61"
+version = "0.3.77"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "445dde2150c55e483f3d8416706b97ec8e8237c307e5b7b4b8dd15e6af2a0730"
+checksum = "1cfaf33c695fc6e08064efbc1f72ec937429614f25eef83af942d0e227c3a28f"
 dependencies = [
+ "once_cell",
  "wasm-bindgen",
 ]
 
 [[package]]
 name = "libc"
-version = "0.2.140"
+version = "0.2.171"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "99227334921fae1a979cf0bfdfcc6b3e5ce376ef57e16fb6fb3ea2ed6095f80c"
+checksum = "c19937216e9d3aa9956d9bb8dfc0b0c8beb6058fc4f7a4dc4d850edf86a237d6"
 
 [[package]]
 name = "log"
@@ -139,52 +147,64 @@ checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.52"
+version = "1.0.94"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1d0e1ae9e836cc3beddd63db0df682593d7e2d3d891ae8c9083d2113e1744224"
+checksum = "a31971752e70b8b2686d7e46ec17fb38dad4051d94024c88df49b667caea9c84"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.26"
+version = "1.0.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4424af4bf778aae2051a77b60283332f386554255d722233d09fbfc7e30da2fc"
+checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d"
 dependencies = [
  "proc-macro2",
 ]
 
+[[package]]
+name = "r-efi"
+version = "5.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "74765f6d916ee2faa39bc8e68e4f3ed8949b48cccdac59983d287a7cb71ce9c5"
+
 [[package]]
 name = "rand"
-version = "0.8.5"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
+checksum = "3779b94aeb87e8bd4e834cee3650289ee9e0d5677f976ecdb6d219e5f4f6cd94"
 dependencies = [
- "libc",
  "rand_chacha",
  "rand_core",
+ "zerocopy",
 ]
 
 [[package]]
 name = "rand_chacha"
-version = "0.3.1"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
+checksum = "d3022b5f1df60f26e1ffddd6c66e8aa15de382ae63b3a0c1bfc0e4d3e3f325cb"
 dependencies = [
  "ppv-lite86",
  "rand_core",
 ]
 
 [[package]]
 name = "rand_core"
-version = "0.6.4"
+version = "0.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
+checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38"
 dependencies = [
  "getrandom",
 ]
 
+[[package]]
+name = "rustversion"
+version = "1.0.20"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "eded382c5f5f786b989652c49544c4877d9f015cc22e145a5ea8ea66c2921cd2"
+
 [[package]]
 name = "scoped-tls"
 version = "1.0.1"
@@ -244,9 +264,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.109"
+version = "2.0.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+checksum = "b09a44accad81e1ba1cd74a32461ba89dee89095ba17b32f5d03683b1b1fc2a0"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -261,29 +281,33 @@ checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
 
 [[package]]
 name = "wasi"
-version = "0.11.0+wasi-snapshot-preview1"
+version = "0.14.2+wasi-0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
+checksum = "9683f9a5a998d873c0d21fcbe3c083009670149a8fab228644b8bd36b2c48cb3"
+dependencies = [
+ "wit-bindgen-rt",
+]
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.84"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31f8dcbc21f30d9b8f2ea926ecb58f6b91192c17e9d33594b3df58b2007ca53b"
+checksum = "1edc8929d7499fc4e8f0be2262a241556cfc54a0bea223790e71446f2aab1ef5"
 dependencies = [
  "cfg-if",
+ "once_cell",
+ "rustversion",
  "wasm-bindgen-macro",
 ]
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.84"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95ce90fd5bcc06af55a641a86428ee4229e44e07033963a2290a8e241607ccb9"
+checksum = "2f0a0651a5c2bc21487bde11ee802ccaf4c51935d0d3d42a6101f98161700bc6"
 dependencies = [
  "bumpalo",
  "log",
- "once_cell",
  "proc-macro2",
  "quote",
  "syn",
@@ -304,19 +328,19 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.84"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c21f77c0bedc37fd5dc21f897894a5ca01e7bb159884559461862ae90c0b4c5"
+checksum = "7fe63fc6d09ed3792bd0897b314f53de8e16568c2b3f7982f468c0bf9bd0b407"
 dependencies = [
  "quote",
  "wasm-bindgen-macro-support",
 ]
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.84"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2aff81306fcac3c7515ad4e177f521b5c9a15f2b08f4e32d823066102f35a5f6"
+checksum = "8ae87ea40c9f689fc23f209965b6fb8a99ad69aeeb0231408be24920604395de"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -327,9 +351,12 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.84"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0046fef7e28c3804e5e38bfa31ea2a0f73905319b677e57ebe37e49358989b5d"
+checksum = "1a05d73b933a847d6cccdda8f838a22ff101ad9bf93e33684f39c1f5f0eece3d"
+dependencies = [
+ "unicode-ident",
+]
 
 [[package]]
 name = "wasm-bindgen-test"
@@ -364,3 +391,32 @@ dependencies = [
  "js-sys",
  "wasm-bindgen",
 ]
+
+[[package]]
+name = "wit-bindgen-rt"
+version = "0.39.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6f42320e61fe2cfd34354ecb597f86f413484a798ba44a8ca1165c58d42da6c1"
+dependencies = [
+ "bitflags",
+]
+
+[[package]]
+name = "zerocopy"
+version = "0.8.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2586fea28e186957ef732a5f8b3be2da217d65c5969d4b1e17f973ebbe876879"
+dependencies = [
+ "zerocopy-derive",
+]
+
+[[package]]
+name = "zerocopy-derive"
+version = "0.8.24"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a996a8f63c5c4448cd959ac1bab0aaa3306ccfd060472f85943ee0750f0169be"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]

Cargo.toml

@@ -19,7 +19,7 @@ rustdoc-args = ["--cfg", "docsrs"]
 
 [features]
 default = ["std"]
-std = ["alloc", "secp256k1-sys/std", "rand?/std", "rand?/std_rng", "hashes?/std"]
+std = ["alloc", "secp256k1-sys/std", "rand?/std", "rand?/std_rng", "rand?/thread_rng", "hashes?/std"]
 # allow use of Secp256k1::new and related API that requires an allocator
 alloc = ["secp256k1-sys/alloc"]
 recovery = ["secp256k1-sys/recovery"]
@@ -37,19 +37,19 @@ global-context-less-secure = ["global-context"]
 secp256k1-sys = { version = "0.11.0", default-features = false, path = "./secp256k1-sys" }
 
 hashes = { package = "bitcoin_hashes", version = "0.14", default-features = false, optional = true }
-rand = { version = "0.8", default-features = false, optional = true }
+rand = { version = "0.9", default-features = false, optional = true }
 serde = { version = "1.0.103", default-features = false, optional = true }
 
 [dev-dependencies]
-rand_core = "0.6"
+rand_core = "0.9"
 serde_cbor = "0.10.0"
 serde_test = "1.0.19"
 bincode = "1.3.3"
 hex_lit = "0.1.1"
 
 [target.wasm32-unknown-unknown.dev-dependencies]
 wasm-bindgen-test = "0.3"
-getrandom = { version = "0.2", features = ["js"] }
+getrandom = { version = "0.3", features = ["wasm_js"] }
 
 [lints.rust]
 unexpected_cfgs = { level = "deny", check-cfg = ['cfg(bench)', 'cfg(secp256k1_fuzz)', 'cfg(rust_secp_no_symbol_renaming)'] }

examples/generate_keys.rs

@@ -4,7 +4,7 @@ use secp256k1::{PublicKey, Secp256k1, SecretKey};
 
 fn main() {
     let secp = Secp256k1::new();
-    let mut rng = rand::thread_rng();
+    let mut rng = rand::rng();
     // First option:
     let (seckey, pubkey) = secp.generate_keypair(&mut rng);
 

no_std_test/src/main.rs

@@ -71,14 +71,10 @@ impl RngCore for FakeRng {
     fn next_u64(&mut self) -> u64 {
         57
     }
-    fn try_fill_bytes(&mut self, dest: &mut [u8]) -> Result<(), rand::Error> {
+    fn fill_bytes(&mut self, dest: &mut [u8]) {
         for i in dest {
             *i = 57;
         }
-        Ok(())
-    }
-    fn fill_bytes(&mut self, dest: &mut [u8]) {
-        self.try_fill_bytes(dest).unwrap();
     }
 }
 

src/context.rs

@@ -28,12 +28,12 @@ pub mod global {
     /// A global static context to avoid repeatedly creating contexts.
     ///
     /// If `rand` and `std` feature is enabled, context will have been randomized using
-    /// `thread_rng`.
+    /// `rng`.
     ///
     /// ```
     /// # #[cfg(all(feature = "global-context", feature = "rand", feature = "std"))] {
     /// use secp256k1::{PublicKey, SECP256K1};
-    /// let _ = SECP256K1.generate_keypair(&mut rand::thread_rng());
+    /// let _ = SECP256K1.generate_keypair(&mut rand::rng());
     /// # }
     /// ```
     pub static SECP256K1: &GlobalContext = &GlobalContext { __private: () };
@@ -174,15 +174,15 @@ mod alloc_only {
         /// Lets you create a context in a generic manner (sign/verify/all).
         ///
         /// If `rand` and `std` feature is enabled, context will have been randomized using
-        /// `thread_rng`.
+        /// `rng`.
         /// If `rand` or `std` feature is not enabled please consider randomizing the context as
         /// follows:
         /// ```
         /// # #[cfg(all(feature = "rand", feature = "std"))] {
         /// # use secp256k1::Secp256k1;
-        /// # use secp256k1::rand::{thread_rng, RngCore};
+        /// # use secp256k1::rand::{rng, RngCore};
         /// let mut ctx = Secp256k1::new();
-        /// # let mut rng = thread_rng();
+        /// # let mut rng = rng();
         /// # let mut seed = [0u8; 32];
         /// # rng.fill_bytes(&mut seed);
         /// // let seed = <32 bytes of random data>
@@ -216,7 +216,7 @@ mod alloc_only {
                 not(feature = "global-context-less-secure")
             ))]
             {
-                ctx.randomize(&mut rand::thread_rng());
+                ctx.randomize(&mut rand::rng());
             }
 
             #[allow(clippy::let_and_return)] // as for unusted_mut
@@ -228,7 +228,7 @@ mod alloc_only {
         /// Creates a new Secp256k1 context with all capabilities.
         ///
         /// If `rand` and `std` feature is enabled, context will have been randomized using
-        /// `thread_rng`.
+        /// `rng`.
         /// If `rand` or `std` feature is not enabled please consider randomizing the context (see
         /// docs for `Secp256k1::gen_new()`).
         pub fn new() -> Secp256k1<All> { Secp256k1::gen_new() }
@@ -238,7 +238,7 @@ mod alloc_only {
         /// Creates a new Secp256k1 context that can only be used for signing.
         ///
         /// If `rand` and `std` feature is enabled, context will have been randomized using
-        /// `thread_rng`.
+        /// `rng`.
         /// If `rand` or `std` feature is not enabled please consider randomizing the context (see
         /// docs for `Secp256k1::gen_new()`).
         pub fn signing_only() -> Secp256k1<SignOnly> { Secp256k1::gen_new() }
@@ -248,7 +248,7 @@ mod alloc_only {
         /// Creates a new Secp256k1 context that can only be used for verification.
         ///
         /// If `rand` and `std` feature is enabled, context will have been randomized using
-        /// `thread_rng`.
+        /// `rng`.
         /// If `rand` or `std` feature is not enabled please consider randomizing the context (see
         /// docs for `Secp256k1::gen_new()`).
         pub fn verification_only() -> Secp256k1<VerifyOnly> { Secp256k1::gen_new() }