crypto: make TLS credentials structs private

Now that the TLS session code no longer needs to look at the TLS
credential structs, they can be made private.

Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

crypto/tlscredsanon.c

@@ -27,11 +27,14 @@
 #include "trace.h"
 
 
+struct QCryptoTLSCredsAnon {
+    QCryptoTLSCreds parent_obj;
+};
+
 #ifdef CONFIG_GNUTLS
 
 #include <gnutls/gnutls.h>
 
-
 static int
 qcrypto_tls_creds_anon_load(QCryptoTLSCredsAnon *creds,
                             Error **errp)

crypto/tlscredspriv.h

@@ -37,21 +37,6 @@ struct QCryptoTLSCreds {
     QCryptoTLSCredsBox *box;
 };
 
-struct QCryptoTLSCredsAnon {
-    QCryptoTLSCreds parent_obj;
-};
-
-struct QCryptoTLSCredsPSK {
-    QCryptoTLSCreds parent_obj;
-    char *username;
-};
-
-struct QCryptoTLSCredsX509 {
-    QCryptoTLSCreds parent_obj;
-    bool sanityCheck;
-    char *passwordid;
-};
-
 #ifdef CONFIG_GNUTLS
 
 int qcrypto_tls_creds_get_path(QCryptoTLSCreds *creds,

crypto/tlscredspsk.c

@@ -27,6 +27,11 @@
 #include "trace.h"
 
 
+struct QCryptoTLSCredsPSK {
+    QCryptoTLSCreds parent_obj;
+    char *username;
+};
+
 #ifdef CONFIG_GNUTLS
 
 #include <gnutls/gnutls.h>

crypto/tlscredsx509.c

@@ -28,6 +28,12 @@
 #include "trace.h"
 
 
+struct QCryptoTLSCredsX509 {
+    QCryptoTLSCreds parent_obj;
+    bool sanityCheck;
+    char *passwordid;
+};
+
 #ifdef CONFIG_GNUTLS
 
 #include <gnutls/gnutls.h>