macOS: Fix broken bundled QCA library/plugins

Crash report:

    DB017CB3-F16D-494B-A53F-22C8A26657E2 2025-12-07 13:47:50
    CopyQ-2025-12-07-134750.ips

    Exception: EXC_BAD_ACCESS
    Exception Subtype: KERN_INVALID_ADDRESS at 0x0000000000000070

    Registers:
        x0 = 0x0000000000000000       x1 = 0x000000016d304db8       x2 = 0x0000000000000030       x3 = 0x0000000000000002
        x4 = 0x0000000000000002       x5 = 0x00000000000005a0       x6 = 0x0000600000e905a0       x7 = 0x0000000000000000
        x8 = 0x0000000114e8b000       x9 = 0xc8ebac248bdc004d      x10 = 0x0000000000000000      x11 = 0x0000000000000003
        x12 = 0x000060000021e438      x13 = 0x00000000001ff800      x14 = 0x00000000000007fb      x15 = 0x000000008c49b01f
        x16 = 0x0000000114e1ffc8      x17 = 0x000000008c69affb      x18 = 0x0000000000000000      x19 = 0x0000000000000070
        x20 = 0x0000000000000000      x21 = 0x0000600001588008      x22 = 0x0000600001588018      x23 = 0x000000010358f19e
        x24 = 0x0000000000000004      x25 = 0x0000600002b31dc8      x26 = 0x000000000000001d      x27 = 0x0000600002b30620
        x28 = 0x00000000ffffffff       lr = 0x0000000114fe5774     cpsr = 0x0000000060001000       fp = 0x000000016d305290
        sp = 0x000000016d305270      esr = 0x0000000092000006       pc = 0x0000000114e1ffec      far = 0x0000000000000070

    Frames:
            [/opt/homebrew/*/qca-qt6.framework/Versions/2/qca-qt6] 0x114df4000 + 0x2bfec (QCA::Global::get_logger() + 0x18)
            [/opt/homebrew/*/libqca-logger.dylib] 0x114fe0000 + 0x5774 (loggerProvider::createLogger(int, QString const&) + 0x78)
            [/opt/homebrew/*/libqca-logger.dylib] 0x114fe0000 + 0x55a8 (loggerProvider::loggerProvider() + 0xec)
            [/opt/homebrew/*/libqca-logger.dylib] 0x114fe0000 + 0x5324 (loggerPlugin::createProvider() + 0x1c)
            [/Volumes/VOLUME/CopyQ.app/Contents/Frameworks/qca-qt6.framework/Versions/2/qca-qt6] 0x10350c000 + 0x107f0 (QCA::ProviderItem::load(QString const&, QString*) + 0x60)
            [/Volumes/VOLUME/CopyQ.app/Contents/Frameworks/qca-qt6.framework/Versions/2/qca-qt6] 0x10350c000 + 0xf5a0 (QCA::ProviderManager::scan() + 0x8e0)
            [/Volumes/VOLUME/CopyQ.app/Contents/Frameworks/qca-qt6.framework/Versions/2/qca-qt6] 0x10350c000 + 0x29bc0 (QCA::Global::scan() + 0x48)
            [/Volumes/VOLUME/CopyQ.app/Contents/Frameworks/qca-qt6.framework/Versions/2/qca-qt6] 0x10350c000 + 0x29a98 (QCA::isSupported(QList<QString> const&, QString const&) + 0x180)
            [/Volumes/VOLUME/CopyQ.app/Contents/Frameworks/qca-qt6.framework/Versions/2/qca-qt6] 0x10350c000 + 0x29cf8 (QCA::isSupported(char const*, QString const&) + 0x5c)
            ...

Assisted-by: Claude Code

Author: hluk

src/common/encryption.cpp

@@ -12,10 +12,12 @@
 #include <QFile>
 #include <QFileInfo>
 #include <QLoggingCategory>
+#include <QPluginLoader>
 #include <QSaveFile>
 #include <QStandardPaths>
 #include <QTimer>
 #include <QtCrypto>
+#include <QtCrypto/qcaprovider.h>
 
 namespace {
 
@@ -57,6 +59,44 @@ bool initializeQCA()
     static auto qcaInit = new QCA::Initializer();
     Q_UNUSED(qcaInit);
 
+    #ifdef Q_OS_MACOS
+        // Manually load the bundled ossl plugin since we disabled automatic loading
+        const QString appDir = QCoreApplication::applicationDirPath();
+        const QString osslPluginPath = appDir + "/../PlugIns/crypto/libqca-ossl.dylib";
+
+        QPluginLoader pluginLoader(osslPluginPath);
+        if (!pluginLoader.load()) {
+            qCCritical(logCategory) << "Failed to load bundled ossl plugin:" << pluginLoader.errorString();
+            return false;
+        }
+
+        QObject *plugin = pluginLoader.instance();
+        if (!plugin) {
+            qCCritical(logCategory) << "Failed to get plugin instance";
+            return false;
+        }
+
+        QCAPlugin *qcaPlugin = qobject_cast<QCAPlugin*>(plugin);
+        if (!qcaPlugin) {
+            qCCritical(logCategory) << "Plugin does not implement QCAPlugin interface";
+            return false;
+        }
+
+        QCA::Provider *provider = qcaPlugin->createProvider();
+        if (!provider) {
+            qCCritical(logCategory) << "Failed to create provider from plugin";
+            return false;
+        }
+
+        if (!QCA::insertProvider(provider)) {
+            qCCritical(logCategory) << "Failed to insert provider into QCA";
+            delete provider;
+            return false;
+        }
+
+        qCDebug(logCategory) << "Successfully loaded bundled ossl plugin:" << provider->name();
+    #endif
+
     if ( !QCA::isSupported(encryptionCipher.data()) ) {
         qCCritical(logCategory) << "Cipher" << encryptionCipher << "not supported by QCA";
         logFeatures();

utils/github/test-macos.sh

@@ -21,6 +21,18 @@ test "$("$executable" info has-global-shortcuts)" -eq "1"
 defaults write -g NSAutomaticWindowAnimationsEnabled -bool false
 defaults write -g NSWindowResizeTime -float 0.001
 
+# FIXME: Test encryption first for now
+export COPYQ_TESTS_EXECUTABLE="$executable"
+export QCALOGGER_LEVEL=8  # Debug log level for QCA library
+./copyq-tests \
+    tabEncryption \
+    tabEncryptionPasswordNew \
+    tabEncryptionPasswordCurrent \
+    tabEncryptionPasswordRetry \
+    tabEncryptionPasswordRetryFail \
+    tabEncryptionLargeItems \
+    tabEncryptionChangePassword
+
 # Run tests (retry once on error).
 export COPYQ_TESTS_RERUN_FAILED=1
 export COPYQ_TESTS_SKIP_COMMAND_EDIT=1