add openssl vendored

Cargo.lock

@@ -1063,6 +1063,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7c87def4c32ab89d880effc9e097653c8da5d6ef28e6b539d313baaacfbafcbe"
 
+[[package]]
+name = "openssl-src"
+version = "300.5.4+3.5.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a507b3792995dae9b0df8a1c1e3771e8418b7c2d9f0baeba32e6fe8b06c7cb72"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "openssl-sys"
 version = "0.9.111"
@@ -1071,6 +1080,7 @@ checksum = "82cab2d520aa75e3c58898289429321eb788c3106963d0dc886ec7a5f4adc321"
 dependencies = [
  "cc",
  "libc",
+ "openssl-src",
  "pkg-config",
  "vcpkg",
 ]

Cargo.toml

@@ -37,6 +37,7 @@ aws-lc = ["tokio-rustls/aws-lc-rs", "rustls-post-quantum", "rustls-post-quantum/
 boring = ["boring-rustls-provider"]
 graviola = ["rustls-graviola"]
 openssl = ["rustls-openssl"]
+openssl-static = ["rustls-openssl", "rustls-openssl/vendored"]
 ring = ["tokio-rustls/ring"]
 symcrypt = ["rustls-symcrypt"]
 

src/util.rs

@@ -253,7 +253,7 @@ pub fn init_provider() {
 		_provider = CryptoProvider::install_default(prov);
 	}
 
-	#[cfg(feature = "openssl")]
+	#[cfg(any(feature = "openssl", feature = "openssl-static"))]
 	{
 		info!("Using RusTLS provider openssl");
 		let mut prov = rustls_openssl::default_provider();