update ziti-tunnel-sdk-c@v1.10.6 (#312)

* updat ziti-tunnel-sdk-c@v1.10.6

* clean up swift warnings

* use xcode 26

* enable vcpkg caching for tsdk builds

Author: scareything

.github/workflows/CI.yml

@@ -32,7 +32,7 @@ jobs:
 
     - uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: '16.4'
+        xcode-version: '26.2'
 
     - name: macOS tools
       if: runner.os == 'macOS'
@@ -43,9 +43,24 @@ jobs:
       with:
         vcpkgJsonGlob: './deps/ziti-tunnel-sdk-c/vcpkg.json'
 
+    - name: get vcpkg cache key
+      id: get_vcpkg_cache_key
+      shell: bash
+      env:
+        KEY_PREFIX: vcpkg_cache-${{ matrix.spec.toolchain }}
+      run: |
+        common_key="${KEY_PREFIX}-vcpkg_json_md5=$(md5sum ./deps/ziti-tunnel-sdk-c/vcpkg.json | awk '{ print $1 }')"
+        echo "key=${common_key}-ImageVersion=${ImageVersion}" | tee -a $GITHUB_OUTPUT      
+
+    - uses: actions/cache@v5
+      with:
+        key: ${{ steps.get_vcpkg_cache_key.outputs.key }}
+        path: ./deps/ziti-tunnel-sdk-c/${{ matrix.spec.toolchain }}/vcpkg_cache
+
     - name: ${{ matrix.spec.name }}
       env:
         TOOLCHAIN: ${{ matrix.spec.toolchain && format('../../toolchains/{0}.cmake', matrix.spec.toolchain) || '' }}
+        VCPKG_BINARY_SOURCES: "clear;files,/Users/runner/work/ziti-sdk-swift/ziti-sdk-swift/deps/ziti-tunnel-sdk-c/${{ matrix.spec.toolchain }}/vcpkg_cache,readwrite"
       run: |
         (cd deps/ziti-tunnel-sdk-c && git fetch --tags)
         cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DTLSUV_TLSLIB=openssl -DEXCLUDE_PROGRAMS=ON -DVCPKG_INSTALL_OPTIONS="--overlay-ports=./deps/vcpkg-overlays/json-c" -DZITI_TUNNEL_BUILD_TESTS=OFF -DCMAKE_TOOLCHAIN_FILE="${TOOLCHAIN}" -S ./deps/ziti-tunnel-sdk-c -B ./deps/ziti-tunnel-sdk-c/${{ matrix.spec.name }}
@@ -70,7 +85,7 @@ jobs:
 
     - uses: maxim-lobanov/setup-xcode@v1
       with:
-        xcode-version: '16.4'
+        xcode-version: '26.2'
 
     - name: Download Artifacts
       uses: actions/download-artifact@v4

CZiti.xcodeproj/project.pbxproj

@@ -1048,6 +1048,7 @@
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				ENABLE_TESTABILITY = YES;
 				GCC_NO_COMMON_BLOCKS = YES;
+				"GCC_PREPROCESSOR_DEFINITIONS[arch=*]" = TLSUV_HTTP;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNDECLARED_SELECTOR = YES;
@@ -1106,6 +1107,7 @@
 				CLANG_WARN__DUPLICATE_METHOD_MATCH = YES;
 				ENABLE_STRICT_OBJC_MSGSEND = YES;
 				GCC_NO_COMMON_BLOCKS = YES;
+				"GCC_PREPROCESSOR_DEFINITIONS[arch=*]" = TLSUV_HTTP;
 				GCC_WARN_64_TO_32_BIT_CONVERSION = YES;
 				GCC_WARN_ABOUT_RETURN_TYPE = YES;
 				GCC_WARN_UNDECLARED_SELECTOR = YES;

deps/ziti-tunnel-sdk-c

@@ -466,13 +466,13 @@ import CZitiPrivate
         var zitiCfg = ziti_config(
             controller_url: ctrlPtr,
             controllers: ctrls,
-            id: ziti_id_cfg(cert: certPEMPtr, key: privKeyPEMPtr, ca: caPEMPtr, oidc: nil),
+            id: ziti_id_cfg(cert: certPEMPtr, key: privKeyPEMPtr, ca: caPEMPtr),
             cfg_source: nil)
 
         log.debug("configuring ziti-sdk-c with:\n" +
                   "  id: \(id.id)\n" +
                   "  ztAPIs: \(id.ztAPIs ?? [])\n" +
-                  "  cert: \(certPEM)\n" +
+                  "  cert: \(certPEM ?? "")\n" +
                   "  ca: \(id.ca ?? "none")")
 
         var zitiStatus = ziti_context_init(&self.ztx, &zitiCfg)

lib/Ziti.swift

@@ -188,7 +188,7 @@ import CZitiPrivate
             cb(nil, nil, zErr)
             return
         }
-        let (data, response, error) = URLSession.shared.syncRequest(with: ctrlUrl)
+        let (_, _, error) = URLSession.shared.syncRequest(with: ctrlUrl)
         if let error = error {
             let zErr = ZitiError("connection to \(url) failed: \(error.localizedDescription)")
             log.error(String(describing: zErr), function:"enroll()")

lib/ZitiEnroller.swift

@@ -16,7 +16,7 @@ limitations under the License.
 import Foundation
 
 /// Class used for passing information about error conditions encountered while using Ziti
-public class ZitiError : NSError {
+public class ZitiError : NSError, @unchecked Sendable {
     /// Initialize a ZitiError instance
     /// - Parameters:
     ///     - desc: error description