From b9f3bfea78b535996c3df308f447ae6dc681c5dd Mon Sep 17 00:00:00 2001
From: Richard Ulrich <richard.ulrich@aminagroup.com>
Date: Tue, 19 May 2026 10:38:37 +0200
Subject: [PATCH] initializing the default crypto provider for electrsd

---
 bitcoind/build.rs | 4 ++++
 bitreq/src/lib.rs | 2 ++
 electrsd/build.rs | 4 ++++
 3 files changed, 10 insertions(+)

diff --git a/bitcoind/build.rs b/bitcoind/build.rs
index dc65b55b..2b9c22df 100644
--- a/bitcoind/build.rs
+++ b/bitcoind/build.rs
@@ -14,6 +14,7 @@ mod download {
 
     use anyhow::Context;
     use bitcoin_hashes::{sha256, Hash};
+    use bitreq::rustls::crypto::{ring, CryptoProvider};
     use flate2::read::GzDecoder;
     use tar::Archive;
 
@@ -80,6 +81,9 @@ mod download {
         }
         let out_dir = PathBuf::from(std::env::var_os("OUT_DIR").unwrap());
 
+        // specify the default crypto provider for rustls
+        let _ = CryptoProvider::install_default(ring::default_provider());
+
         let bitcoin_exe_home = download_dir(&out_dir);
         std::fs::create_dir_all(&bitcoin_exe_home)
             .with_context(|| format!("cannot create dir {:?}", bitcoin_exe_home))?;
diff --git a/bitreq/src/lib.rs b/bitreq/src/lib.rs
index 1f214dfa..41d61f51 100644
--- a/bitreq/src/lib.rs
+++ b/bitreq/src/lib.rs
@@ -272,4 +272,6 @@ pub use proxy::*;
 pub use request::*;
 #[cfg(feature = "std")]
 pub use response::{Response, ResponseLazy};
+#[cfg(feature = "https-rustls")]
+pub use rustls;
 pub use url::{ParseError as UrlParseError, Url};
diff --git a/electrsd/build.rs b/electrsd/build.rs
index ee31ddf5..971ffa7d 100644
--- a/electrsd/build.rs
+++ b/electrsd/build.rs
@@ -14,6 +14,7 @@ mod download {
     use std::os::unix::fs::PermissionsExt;
     use std::path::Path;
     use std::str::FromStr;
+    use bitreq::rustls::crypto::{CryptoProvider, ring};
 
     include!("src/versions.rs");
 
@@ -36,6 +37,9 @@ mod download {
             return;
         }
 
+        // specify the default crypto provider for rustls
+        let _ = CryptoProvider::install_default(ring::default_provider());
+
         if !HAS_FEATURE {
             return;
         }