awslabs · gevartosky · Jun 2, 2025 · Jan 24, 2026 · Feb 26, 2026 · Feb 27, 2026
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -60,6 +60,25 @@ jobs:
         aws s3 cp --debug s3://aws-crt-test-stuff/ci/${{ env.BUILDER_VERSION }}/linux-container-ci.sh ./linux-container-ci.sh && chmod a+x ./linux-container-ci.sh
         ./linux-container-ci.sh ${{ env.BUILDER_VERSION }} aws-crt-swift-5-${{ matrix.image }} build -p ${{ env.PACKAGE_NAME }}
 
+  linux-android:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: aws-actions/configure-aws-credentials@v4
+      with:
+        role-to-assume: ${{ env.CRT_CI_ROLE }}
+        aws-region: ${{ env.AWS_DEFAULT_REGION }}
+    - name: Checkout repository
+      uses: actions/checkout@v4
+      with:
+        submodules: true
+        fetch-depth: 0
+    - name: "Test Swift Package on Android"
+      uses: skiptools/swift-android-action@v2
+      with:
+          # Ubuntu runners low on space causes the emulator to fail to install
+        free-disk-space: true
+        run-tests: false
+
   macos:
     runs-on: ${{ matrix.runner }}
     env:

diff --git a/.gitmodules b/.gitmodules
@@ -31,3 +31,6 @@
 [submodule "aws-common-runtime/aws-c-mqtt"]
 	path = aws-common-runtime/aws-c-mqtt
 	url = https://github.com/awslabs/aws-c-mqtt.git
+[submodule "aws-common-runtime/aws-lc"]
+	path = aws-common-runtime/aws-lc
+	url = https://github.com/aws/aws-lc
diff --git a/Package.swift b/Package.swift
diff --git a/Source/LibCrypto/module.modulemap b/Source/LibCrypto/module.modulemap
diff --git a/Source/LibCrypto/shim.h b/Source/LibCrypto/shim.h
diff --git a/Test/AwsCommonRuntimeKitTests/XCBaseTestCase.swift b/Test/AwsCommonRuntimeKitTests/XCBaseTestCase.swift
@@ -52,7 +52,7 @@ extension XCTestCase {
   }
 
   func skipIfLinux() throws {
-    #if os(Linux)
+    #if os(Linux) || os(Android)
       throw XCTSkip("Skipping test on linux")
     #endif
   }

diff --git a/Test/AwsCommonRuntimeKitTests/io/TLSContextTests.swift b/Test/AwsCommonRuntimeKitTests/io/TLSContextTests.swift
@@ -12,7 +12,7 @@ class TLSContextTests: XCBaseTestCase {
     _ = TLSConnectionOptions(context: context)
   }
 
-  #if os(macOS) || os(Linux)
+  #if os(macOS) || os(Linux) || os(Android)
     func testCreateTlsContextWithFilePath() throws {
 
       let certPath = try getEnvironmentVarOrSkipTest(
@@ -28,7 +28,7 @@ class TLSContextTests: XCBaseTestCase {
     }
   #endif
 
-  #if os(macOS) || os(Linux)
+  #if os(macOS) || os(Linux) || os(Android)
     func testCreateTlsContextWithData() throws {
 
       let certPath = try getEnvironmentVarOrSkipTest(

diff --git a/aws-common-runtime/aws-c-cal-platform/include/module.modulemap b/aws-common-runtime/aws-c-cal-platform/include/module.modulemap
@@ -0,0 +1,2 @@
+module AwsCCal_Platform {
+}
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_aes.c b/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_aes.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/commoncrypto_aes.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_hmac.c b/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_hmac.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/commoncrypto_hmac.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_md5.c b/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_md5.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/commoncrypto_md5.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_platform_init.c b/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_platform_init.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/commoncrypto_platform_init.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_sha1.c b/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_sha1.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/commoncrypto_sha1.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_sha256.c b/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_sha256.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/commoncrypto_sha256.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_sha512.c b/aws-common-runtime/aws-c-cal-platform/sources/commoncrypto_sha512.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/commoncrypto_sha512.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/lccrypto_common.c b/aws-common-runtime/aws-c-cal-platform/sources/lccrypto_common.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-cal/source/shared/lccrypto_common.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/openssl_aes.c b/aws-common-runtime/aws-c-cal-platform/sources/openssl_aes.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-cal/source/unix/openssl_aes.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/openssl_platform_init.c b/aws-common-runtime/aws-c-cal-platform/sources/openssl_platform_init.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-cal/source/unix/openssl_platform_init.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/openssl_rsa.c b/aws-common-runtime/aws-c-cal-platform/sources/openssl_rsa.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-cal/source/unix/openssl_rsa.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/opensslcrypto_ecc.c b/aws-common-runtime/aws-c-cal-platform/sources/opensslcrypto_ecc.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-cal/source/unix/opensslcrypto_ecc.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/opensslcrypto_hash.c b/aws-common-runtime/aws-c-cal-platform/sources/opensslcrypto_hash.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-cal/source/unix/opensslcrypto_hash.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/opensslcrypto_hmac.c b/aws-common-runtime/aws-c-cal-platform/sources/opensslcrypto_hmac.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-cal/source/unix/opensslcrypto_hmac.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/securityframework_ecc.c b/aws-common-runtime/aws-c-cal-platform/sources/securityframework_ecc.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/securityframework_ecc.c"
+#endif
diff --git a/aws-common-runtime/aws-c-cal-platform/sources/securityframework_rsa.c b/aws-common-runtime/aws-c-cal-platform/sources/securityframework_rsa.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-cal/source/darwin/securityframework_rsa.c"
+#endif
diff --git a/aws-common-runtime/aws-c-common-platform/include/module.modulemap b/aws-common-runtime/aws-c-common-platform/include/module.modulemap
@@ -0,0 +1,2 @@
+module AwsCCommon_Platform {
+}
diff --git a/aws-common-runtime/aws-c-common-platform/sources/logging_android.c b/aws-common-runtime/aws-c-common-platform/sources/logging_android.c
@@ -0,0 +1,3 @@
+#ifdef __ANDROID__
+#include "../../aws-c-common/source/android/logging.c"
+#endif
diff --git a/aws-common-runtime/aws-c-io-platform/include/module.modulemap b/aws-common-runtime/aws-c-io-platform/include/module.modulemap
@@ -0,0 +1,2 @@
+module AwsCIo_Platform {
+}
diff --git a/aws-common-runtime/aws-c-io-platform/sources/darwin_pki_utils.c b/aws-common-runtime/aws-c-io-platform/sources/darwin_pki_utils.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-io/source/darwin/darwin_pki_utils.c"
+#endif
diff --git a/aws-common-runtime/aws-c-io-platform/sources/dispatch_queue_event_loop.c b/aws-common-runtime/aws-c-io-platform/sources/dispatch_queue_event_loop.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-io/source/darwin/dispatch_queue_event_loop.c"
+#endif
diff --git a/aws-common-runtime/aws-c-io-platform/sources/epoll_event_loop.c b/aws-common-runtime/aws-c-io-platform/sources/epoll_event_loop.c
@@ -0,0 +1,3 @@
+#ifdef __linux__
+#include "../../aws-c-io/source/linux/epoll_event_loop.c"
+#endif
diff --git a/aws-common-runtime/aws-c-io-platform/sources/kqueue_event_loop.c b/aws-common-runtime/aws-c-io-platform/sources/kqueue_event_loop.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-io/source/bsd/kqueue_event_loop.c"
+#endif
diff --git a/aws-common-runtime/aws-c-io-platform/sources/nw_socket.c b/aws-common-runtime/aws-c-io-platform/sources/nw_socket.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-io/source/darwin/nw_socket.c"
+#endif
diff --git a/aws-common-runtime/aws-c-io-platform/sources/s2n_tls_channel_handler.c b/aws-common-runtime/aws-c-io-platform/sources/s2n_tls_channel_handler.c
@@ -0,0 +1,3 @@
+#if defined(__linux__) || defined(__ANDROID__)
+#include "../../aws-c-io/source/s2n/s2n_tls_channel_handler.c"
+#endif
diff --git a/aws-common-runtime/aws-c-io-platform/sources/secure_transport_tls_channel_handler.c b/aws-common-runtime/aws-c-io-platform/sources/secure_transport_tls_channel_handler.c
@@ -0,0 +1,3 @@
+#ifdef __APPLE__
+#include "../../aws-c-io/source/darwin/secure_transport_tls_channel_handler.c"
+#endif
diff --git a/aws-common-runtime/aws-lc b/aws-common-runtime/aws-lc
diff --git a/aws-common-runtime/config/aws/common/config.h b/aws-common-runtime/config/aws/common/config.h
@@ -12,7 +12,7 @@
  * should be considered to be an implementation detail, and can change at any
  * time.
  */
-#ifdef __APPLE__
+#if defined(__APPLE__) && !defined(__ANDROID__)
 /* This is a trick to skip OpenSSL header on Apple platforms since Swift Package Manager is not smart enough to exclude
  * some headers.
  */
@@ -21,6 +21,10 @@
 
 #define AWS_UNSTABLE_TESTING_API 1
 #define AWS_AFFINITY_METHOD 0
-#define AWS_HAVE_EXECINFO 1
+
+/* Android doesn't have execinfo.h (backtrace functions) */
+#if !defined(__ANDROID__)
+#    define AWS_HAVE_EXECINFO 1
+#endif
 
 #endif