Make binaries available as Swift package

.gitignore

@@ -5,6 +5,8 @@ src
 lib
 frameworks
 include/openssl
+.build
+swiftpm
 *.gz
 *.gz.asc
 *.framework

Package.swift

@@ -0,0 +1,26 @@
+// swift-tools-version:5.5
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "openssl-apple",
+    products: [
+        // Products define the executables and libraries a package produces, and make them visible to other packages.
+        .library(
+            name: "openssl-apple",
+            targets: ["openssl"]),
+    ],
+    dependencies: [
+        // Dependencies declare other packages that this package depends on.
+        // .package(url: /* package url */, from: "1.0.0"),
+    ],
+    targets: [
+        // Targets are the basic building blocks of a package. A target can define a module or a test suite.
+        // Targets can depend on other targets in this package, and on products in packages this package depends on.
+        .binaryTarget(
+            name: "openssl",
+            url: "https://github.com/keeshux/openssl-apple/releases/download/openssl-1.1.1l/openssl.xcframework.zip",
+            checksum: "18628fddadcac81c96e5824d62991b93172f58c7539cebb4ddba4df52b99aade")
+    ]
+)

create-swiftpm-binaries.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+VERSION="1.1.1l"
+TARGETS="ios-sim-cross-x86_64 ios-sim-cross-arm64 ios64-cross-arm64 ios64-cross-arm64e macos64-x86_64 macos64-arm64 mac-catalyst-x86_64 mac-catalyst-arm64"
+FRAMEWORK="openssl.xcframework"
+FRAMEWORK_ZIP="openssl.xcframework.zip"
+FRAMEWORK_DIR="swiftpm/$VERSION"
+./build-libssl.sh --version="$VERSION" --targets="$TARGETS"
+./create-openssl-framework.sh dynamic
+( cd frameworks && zip -r $FRAMEWORK_ZIP $FRAMEWORK )
+mkdir -p $FRAMEWORK_DIR
+mv frameworks/$FRAMEWORK_ZIP $FRAMEWORK_DIR
+swift package compute-checksum $FRAMEWORK_DIR/$FRAMEWORK_ZIP