Don't load ciphers and system certificates for QSslSocket::supportsSsl()

Loading these uses about 1 MB of memory and can be be deferred until
it's actually needed.

Reviewed-by: Peter Hartmann <peter.hartmann@nokia.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/src/network/ssl/qsslsocket_p.h b/src/network/ssl/qsslsocket_p.h
index d3c3858..09775bc 100644
--- a/src/network/ssl/qsslsocket_p.h
+++ b/src/network/ssl/qsslsocket_p.h
@@ -108,7 +108,8 @@ public:
     // that was used for connecting to.
     QString verificationPeerName;
 
-    static bool ensureInitialized();
+    static bool supportsSsl();
+    static void ensureInitialized();
     static void deinitialize();
     static QList<QSslCipher> defaultCiphers();
     static QList<QSslCipher> supportedCiphers();
@@ -154,6 +155,13 @@ public:
     virtual void disconnectFromHost() = 0;
     virtual void disconnected() = 0;
     virtual QSslCipher sessionCipher() const = 0;
+
+private:
+    static bool ensureLibraryLoaded();
+    static void ensureCiphersAndCertsLoaded();
+
+    static bool s_libraryLoaded;
+    static bool s_loadedCiphersAndCerts;
 };
 
 QT_END_NAMESPACE