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	This should not result in any functional changes, but will eventually allow glib to be functional on CHERI-enabled systems such as Morello. Helps: https://gitlab.gnome.org/GNOME/glib/-/issues/2842
		
			
				
	
	
		
			524 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			524 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* GIO - GLib Input, Output and Streaming Library
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|  *
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|  * Copyright (C) 2010 Red Hat, Inc.
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|  * Copyright © 2015 Collabora, Ltd.
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|  *
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|  * SPDX-License-Identifier: LGPL-2.1-or-later
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|  *
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|  * This library is free software; you can redistribute it and/or
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|  * modify it under the terms of the GNU Lesser General Public
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|  * License as published by the Free Software Foundation; either
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|  * version 2.1 of the License, or (at your option) any later version.
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|  *
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|  * This library is distributed in the hope that it will be useful,
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|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
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|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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|  * Lesser General Public License for more details.
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|  *
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|  * You should have received a copy of the GNU Lesser General
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|  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
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|  */
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| 
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| #include "config.h"
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| 
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| #include "gdummytlsbackend.h"
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| 
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| #include <glib.h>
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| 
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| #include "gasyncresult.h"
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| #include "gcancellable.h"
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| #include "ginitable.h"
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| #include "gdtlsclientconnection.h"
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| #include "gdtlsconnection.h"
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| #include "gdtlsserverconnection.h"
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| #include "gtlsbackend.h"
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| #include "gtlscertificate.h"
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| #include "gtlsclientconnection.h"
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| #include "gtlsdatabase.h"
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| #include "gtlsfiledatabase.h"
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| #include "gtlsserverconnection.h"
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| 
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| #include "giomodule.h"
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| #include "giomodule-priv.h"
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| 
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| #include "glibintl.h"
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| 
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| static GType _g_dummy_tls_certificate_get_type (void);
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| static GType _g_dummy_tls_connection_get_type (void);
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| static GType _g_dummy_dtls_connection_get_type (void);
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| static GType _g_dummy_tls_database_get_type (void);
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| 
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| struct _GDummyTlsBackend {
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|   GObject       parent_instance;
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|   GTlsDatabase *database;
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| };
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| 
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| static void g_dummy_tls_backend_iface_init (GTlsBackendInterface *iface);
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| 
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| #define g_dummy_tls_backend_get_type _g_dummy_tls_backend_get_type
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| G_DEFINE_TYPE_WITH_CODE (GDummyTlsBackend, g_dummy_tls_backend, G_TYPE_OBJECT,
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| 			 G_IMPLEMENT_INTERFACE (G_TYPE_TLS_BACKEND,
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| 						g_dummy_tls_backend_iface_init)
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| 			 _g_io_modules_ensure_extension_points_registered ();
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| 			 g_io_extension_point_implement (G_TLS_BACKEND_EXTENSION_POINT_NAME,
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| 							 g_define_type_id,
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| 							 "dummy",
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| 							 -100);)
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| 
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| static void
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| g_dummy_tls_backend_init (GDummyTlsBackend *dummy)
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| {
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| }
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| 
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| static void
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| g_dummy_tls_backend_finalize (GObject *object)
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| {
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|   GDummyTlsBackend *dummy = G_DUMMY_TLS_BACKEND (object);
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| 
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|   g_clear_object (&dummy->database);
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| 
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|   G_OBJECT_CLASS (g_dummy_tls_backend_parent_class)->finalize (object);
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| }
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| 
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| static void
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| g_dummy_tls_backend_class_init (GDummyTlsBackendClass *backend_class)
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| {
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|   GObjectClass *object_class = G_OBJECT_CLASS (backend_class);
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| 
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|   object_class->finalize = g_dummy_tls_backend_finalize;
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| }
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| 
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| static GTlsDatabase *
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| g_dummy_tls_backend_get_default_database (GTlsBackend *backend)
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| {
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|   GDummyTlsBackend *dummy = G_DUMMY_TLS_BACKEND (backend);
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| 
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|   if (g_once_init_enter_pointer (&dummy->database))
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|     {
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|       GTlsDatabase *tlsdb;
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| 
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|       tlsdb = g_object_new (_g_dummy_tls_database_get_type (), NULL);
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|       g_once_init_leave_pointer (&dummy->database, tlsdb);
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|     }
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| 
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|   return g_object_ref (dummy->database);
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| }
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| 
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| static void
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| g_dummy_tls_backend_iface_init (GTlsBackendInterface *iface)
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| {
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|   iface->get_certificate_type = _g_dummy_tls_certificate_get_type;
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|   iface->get_client_connection_type = _g_dummy_tls_connection_get_type;
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|   iface->get_server_connection_type = _g_dummy_tls_connection_get_type;
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|   iface->get_dtls_client_connection_type = _g_dummy_dtls_connection_get_type;
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|   iface->get_dtls_server_connection_type = _g_dummy_dtls_connection_get_type;
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|   iface->get_file_database_type = _g_dummy_tls_database_get_type;
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|   iface->get_default_database = g_dummy_tls_backend_get_default_database;
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| }
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| 
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| /* Dummy certificate type */
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| 
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| typedef struct _GDummyTlsCertificate      GDummyTlsCertificate;
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| typedef struct _GDummyTlsCertificateClass GDummyTlsCertificateClass;
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| 
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| struct _GDummyTlsCertificate {
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|   GTlsCertificate parent_instance;
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| };
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| 
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| struct _GDummyTlsCertificateClass {
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|   GTlsCertificateClass parent_class;
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| };
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| 
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| enum
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| {
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|   PROP_CERTIFICATE_0,
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| 
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|   PROP_CERT_CERTIFICATE,
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|   PROP_CERT_CERTIFICATE_PEM,
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|   PROP_CERT_PRIVATE_KEY,
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|   PROP_CERT_PRIVATE_KEY_PEM,
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|   PROP_CERT_ISSUER
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| };
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| 
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| static void g_dummy_tls_certificate_initable_iface_init (GInitableIface *iface);
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| 
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| #define g_dummy_tls_certificate_get_type _g_dummy_tls_certificate_get_type
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| G_DEFINE_TYPE_WITH_CODE (GDummyTlsCertificate, g_dummy_tls_certificate, G_TYPE_TLS_CERTIFICATE,
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| 			 G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
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| 						g_dummy_tls_certificate_initable_iface_init))
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| 
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| static void
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| g_dummy_tls_certificate_get_property (GObject    *object,
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| 				      guint       prop_id,
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| 				      GValue     *value,
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| 				      GParamSpec *pspec)
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| {
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|   /* We need to define this method to make GObject happy, but it will
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|    * never be possible to construct a working GDummyTlsCertificate, so
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|    * it doesn't have to do anything useful.
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|    */
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| }
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| 
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| static void
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| g_dummy_tls_certificate_set_property (GObject      *object,
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| 				      guint         prop_id,
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| 				      const GValue *value,
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| 				      GParamSpec   *pspec)
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| {
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|   /* Just ignore all attempts to set properties. */
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| }
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| 
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| static void
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| g_dummy_tls_certificate_class_init (GDummyTlsCertificateClass *certificate_class)
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| {
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|   GObjectClass *gobject_class = G_OBJECT_CLASS (certificate_class);
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| 
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|   gobject_class->get_property = g_dummy_tls_certificate_get_property;
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|   gobject_class->set_property = g_dummy_tls_certificate_set_property;
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| 
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|   g_object_class_override_property (gobject_class, PROP_CERT_CERTIFICATE, "certificate");
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|   g_object_class_override_property (gobject_class, PROP_CERT_CERTIFICATE_PEM, "certificate-pem");
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|   g_object_class_override_property (gobject_class, PROP_CERT_PRIVATE_KEY, "private-key");
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|   g_object_class_override_property (gobject_class, PROP_CERT_PRIVATE_KEY_PEM, "private-key-pem");
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|   g_object_class_override_property (gobject_class, PROP_CERT_ISSUER, "issuer");
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| }
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| 
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| static void
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| g_dummy_tls_certificate_init (GDummyTlsCertificate *certificate)
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| {
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| }
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| 
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| static gboolean
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| g_dummy_tls_certificate_initable_init (GInitable       *initable,
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| 				       GCancellable    *cancellable,
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| 				       GError         **error)
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| {
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|   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
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| 		       _("TLS support is not available"));
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|   return FALSE;
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| }
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| 
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| static void
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| g_dummy_tls_certificate_initable_iface_init (GInitableIface  *iface)
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| {
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|   iface->init = g_dummy_tls_certificate_initable_init;
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| }
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| 
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| /* Dummy connection type; since GTlsClientConnection and
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|  * GTlsServerConnection are just interfaces, we can implement them
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|  * both on a single object.
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|  */
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| 
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| typedef struct _GDummyTlsConnection      GDummyTlsConnection;
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| typedef struct _GDummyTlsConnectionClass GDummyTlsConnectionClass;
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| 
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| struct _GDummyTlsConnection {
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|   GTlsConnection parent_instance;
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| };
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| 
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| struct _GDummyTlsConnectionClass {
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|   GTlsConnectionClass parent_class;
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| };
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| 
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| enum
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| {
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|   PROP_CONNECTION_0,
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| 
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|   PROP_CONN_BASE_IO_STREAM,
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|   PROP_CONN_USE_SYSTEM_CERTDB,
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|   PROP_CONN_REQUIRE_CLOSE_NOTIFY,
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|   PROP_CONN_REHANDSHAKE_MODE,
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|   PROP_CONN_CERTIFICATE,
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|   PROP_CONN_DATABASE,
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|   PROP_CONN_INTERACTION,
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|   PROP_CONN_PEER_CERTIFICATE,
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|   PROP_CONN_PEER_CERTIFICATE_ERRORS,
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|   PROP_CONN_VALIDATION_FLAGS,
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|   PROP_CONN_SERVER_IDENTITY,
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|   PROP_CONN_USE_SSL3,
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|   PROP_CONN_ACCEPTED_CAS,
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|   PROP_CONN_AUTHENTICATION_MODE,
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|   PROP_CONN_ADVERTISED_PROTOCOLS,
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|   PROP_CONN_NEGOTIATED_PROTOCOL,
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| };
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| 
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| static void g_dummy_tls_connection_initable_iface_init (GInitableIface *iface);
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| 
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| #define g_dummy_tls_connection_get_type _g_dummy_tls_connection_get_type
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| G_DEFINE_TYPE_WITH_CODE (GDummyTlsConnection, g_dummy_tls_connection, G_TYPE_TLS_CONNECTION,
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| 			 G_IMPLEMENT_INTERFACE (G_TYPE_TLS_CLIENT_CONNECTION, NULL)
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| 			 G_IMPLEMENT_INTERFACE (G_TYPE_TLS_SERVER_CONNECTION, NULL)
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| 			 G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
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| 						g_dummy_tls_connection_initable_iface_init))
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| 
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| static void
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| g_dummy_tls_connection_get_property (GObject    *object,
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| 				     guint       prop_id,
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| 				     GValue     *value,
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| 				     GParamSpec *pspec)
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| {
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| }
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| 
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| static void
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| g_dummy_tls_connection_set_property (GObject      *object,
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| 				     guint         prop_id,
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| 				     const GValue *value,
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| 				     GParamSpec   *pspec)
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| {
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| }
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| 
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| static gboolean
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| g_dummy_tls_connection_close (GIOStream     *stream,
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| 			      GCancellable  *cancellable,
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| 			      GError       **error)
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| {
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|   return TRUE;
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| }
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| 
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| static void
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| g_dummy_tls_connection_class_init (GDummyTlsConnectionClass *connection_class)
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| {
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|   GObjectClass *gobject_class = G_OBJECT_CLASS (connection_class);
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|   GIOStreamClass *io_stream_class = G_IO_STREAM_CLASS (connection_class);
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| 
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|   gobject_class->get_property = g_dummy_tls_connection_get_property;
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|   gobject_class->set_property = g_dummy_tls_connection_set_property;
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| 
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|   /* Need to override this because when initable_init fails it will
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|    * dispose the connection, which will close it, which would
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|    * otherwise try to close its input/output streams, which don't
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|    * exist.
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|    */
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|   io_stream_class->close_fn = g_dummy_tls_connection_close;
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| 
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|   g_object_class_override_property (gobject_class, PROP_CONN_BASE_IO_STREAM, "base-io-stream");
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|   g_object_class_override_property (gobject_class, PROP_CONN_USE_SYSTEM_CERTDB, "use-system-certdb");
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|   g_object_class_override_property (gobject_class, PROP_CONN_REQUIRE_CLOSE_NOTIFY, "require-close-notify");
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|   g_object_class_override_property (gobject_class, PROP_CONN_REHANDSHAKE_MODE, "rehandshake-mode");
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|   g_object_class_override_property (gobject_class, PROP_CONN_CERTIFICATE, "certificate");
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|   g_object_class_override_property (gobject_class, PROP_CONN_DATABASE, "database");
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|   g_object_class_override_property (gobject_class, PROP_CONN_INTERACTION, "interaction");
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|   g_object_class_override_property (gobject_class, PROP_CONN_PEER_CERTIFICATE, "peer-certificate");
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|   g_object_class_override_property (gobject_class, PROP_CONN_PEER_CERTIFICATE_ERRORS, "peer-certificate-errors");
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|   g_object_class_override_property (gobject_class, PROP_CONN_VALIDATION_FLAGS, "validation-flags");
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|   g_object_class_override_property (gobject_class, PROP_CONN_SERVER_IDENTITY, "server-identity");
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|   g_object_class_override_property (gobject_class, PROP_CONN_USE_SSL3, "use-ssl3");
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|   g_object_class_override_property (gobject_class, PROP_CONN_ACCEPTED_CAS, "accepted-cas");
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|   g_object_class_override_property (gobject_class, PROP_CONN_AUTHENTICATION_MODE, "authentication-mode");
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|   g_object_class_override_property (gobject_class, PROP_CONN_ADVERTISED_PROTOCOLS, "advertised-protocols");
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|   g_object_class_override_property (gobject_class, PROP_CONN_NEGOTIATED_PROTOCOL, "negotiated-protocol");
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| }
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| 
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| static void
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| g_dummy_tls_connection_init (GDummyTlsConnection *connection)
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| {
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| }
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| 
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| static gboolean
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| g_dummy_tls_connection_initable_init (GInitable       *initable,
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| 				      GCancellable    *cancellable,
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| 				      GError         **error)
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| {
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|   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
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| 		       _("TLS support is not available"));
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|   return FALSE;
 | |
| }
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| 
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| static void
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| g_dummy_tls_connection_initable_iface_init (GInitableIface  *iface)
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| {
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|   iface->init = g_dummy_tls_connection_initable_init;
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| }
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| 
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| /* Dummy DTLS connection type; since GDtlsClientConnection and
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|  * GDtlsServerConnection are just interfaces, we can implement them
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|  * both on a single object.
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|  */
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| 
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| typedef struct _GDummyDtlsConnection      GDummyDtlsConnection;
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| typedef struct _GDummyDtlsConnectionClass GDummyDtlsConnectionClass;
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| 
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| struct _GDummyDtlsConnection {
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|   GObject parent_instance;
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| };
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| 
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| struct _GDummyDtlsConnectionClass {
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|   GObjectClass parent_class;
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| };
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| 
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| enum
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| {
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|   PROP_DTLS_CONN_BASE_SOCKET = 1,
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|   PROP_DTLS_CONN_REQUIRE_CLOSE_NOTIFY,
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|   PROP_DTLS_CONN_REHANDSHAKE_MODE,
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|   PROP_DTLS_CONN_CERTIFICATE,
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|   PROP_DTLS_CONN_DATABASE,
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|   PROP_DTLS_CONN_INTERACTION,
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|   PROP_DTLS_CONN_PEER_CERTIFICATE,
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|   PROP_DTLS_CONN_PEER_CERTIFICATE_ERRORS,
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|   PROP_DTLS_CONN_VALIDATION_FLAGS,
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|   PROP_DTLS_CONN_SERVER_IDENTITY,
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|   PROP_DTLS_CONN_ENABLE_NEGOTIATION,
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|   PROP_DTLS_CONN_ACCEPTED_CAS,
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|   PROP_DTLS_CONN_AUTHENTICATION_MODE,
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| };
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| 
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| static void g_dummy_dtls_connection_initable_iface_init (GInitableIface *iface);
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| 
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| #define g_dummy_dtls_connection_get_type _g_dummy_dtls_connection_get_type
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| G_DEFINE_TYPE_WITH_CODE (GDummyDtlsConnection, g_dummy_dtls_connection, G_TYPE_OBJECT,
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|                          G_IMPLEMENT_INTERFACE (G_TYPE_DTLS_CONNECTION, NULL);
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|                          G_IMPLEMENT_INTERFACE (G_TYPE_DTLS_CLIENT_CONNECTION, NULL);
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|                          G_IMPLEMENT_INTERFACE (G_TYPE_DTLS_SERVER_CONNECTION, NULL);
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|                          G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
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|                                                 g_dummy_dtls_connection_initable_iface_init);)
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| 
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| static void
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| g_dummy_dtls_connection_get_property (GObject    *object,
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|                                       guint       prop_id,
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|                                       GValue     *value,
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|                                       GParamSpec *pspec)
 | |
| {
 | |
| }
 | |
| 
 | |
| static void
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| g_dummy_dtls_connection_set_property (GObject      *object,
 | |
|                                       guint         prop_id,
 | |
|                                       const GValue *value,
 | |
|                                       GParamSpec   *pspec)
 | |
| {
 | |
| }
 | |
| 
 | |
| static void
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| g_dummy_dtls_connection_class_init (GDummyDtlsConnectionClass *connection_class)
 | |
| {
 | |
|   GObjectClass *gobject_class = G_OBJECT_CLASS (connection_class);
 | |
| 
 | |
|   gobject_class->get_property = g_dummy_dtls_connection_get_property;
 | |
|   gobject_class->set_property = g_dummy_dtls_connection_set_property;
 | |
| 
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|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_BASE_SOCKET, "base-socket");
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|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_REQUIRE_CLOSE_NOTIFY, "require-close-notify");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_REHANDSHAKE_MODE, "rehandshake-mode");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_CERTIFICATE, "certificate");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_DATABASE, "database");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_INTERACTION, "interaction");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_PEER_CERTIFICATE, "peer-certificate");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_PEER_CERTIFICATE_ERRORS, "peer-certificate-errors");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_VALIDATION_FLAGS, "validation-flags");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_SERVER_IDENTITY, "server-identity");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_ACCEPTED_CAS, "accepted-cas");
 | |
|   g_object_class_override_property (gobject_class, PROP_DTLS_CONN_AUTHENTICATION_MODE, "authentication-mode");
 | |
| }
 | |
| 
 | |
| static void
 | |
| g_dummy_dtls_connection_init (GDummyDtlsConnection *connection)
 | |
| {
 | |
| }
 | |
| 
 | |
| static gboolean
 | |
| g_dummy_dtls_connection_initable_init (GInitable       *initable,
 | |
|                                        GCancellable    *cancellable,
 | |
|                                        GError         **error)
 | |
| {
 | |
|   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
 | |
|                        _("DTLS support is not available"));
 | |
|   return FALSE;
 | |
| }
 | |
| 
 | |
| static void
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| g_dummy_dtls_connection_initable_iface_init (GInitableIface  *iface)
 | |
| {
 | |
|   iface->init = g_dummy_dtls_connection_initable_init;
 | |
| }
 | |
| 
 | |
| /* Dummy database type.
 | |
|  */
 | |
| 
 | |
| typedef struct _GDummyTlsDatabase      GDummyTlsDatabase;
 | |
| typedef struct _GDummyTlsDatabaseClass GDummyTlsDatabaseClass;
 | |
| 
 | |
| struct _GDummyTlsDatabase {
 | |
|   GTlsDatabase parent_instance;
 | |
| };
 | |
| 
 | |
| struct _GDummyTlsDatabaseClass {
 | |
|   GTlsDatabaseClass parent_class;
 | |
| };
 | |
| 
 | |
| enum
 | |
| {
 | |
|   PROP_DATABASE_0,
 | |
| 
 | |
|   PROP_ANCHORS,
 | |
| };
 | |
| 
 | |
| static void g_dummy_tls_database_file_database_iface_init (GTlsFileDatabaseInterface *iface);
 | |
| static void g_dummy_tls_database_initable_iface_init (GInitableIface *iface);
 | |
| 
 | |
| #define g_dummy_tls_database_get_type _g_dummy_tls_database_get_type
 | |
| G_DEFINE_TYPE_WITH_CODE (GDummyTlsDatabase, g_dummy_tls_database, G_TYPE_TLS_DATABASE,
 | |
|                          G_IMPLEMENT_INTERFACE (G_TYPE_TLS_FILE_DATABASE,
 | |
|                                                 g_dummy_tls_database_file_database_iface_init)
 | |
|                          G_IMPLEMENT_INTERFACE (G_TYPE_INITABLE,
 | |
|                                                 g_dummy_tls_database_initable_iface_init))
 | |
| 
 | |
| 
 | |
| static void
 | |
| g_dummy_tls_database_get_property (GObject    *object,
 | |
|                                    guint       prop_id,
 | |
|                                    GValue     *value,
 | |
|                                    GParamSpec *pspec)
 | |
| {
 | |
|   /* We need to define this method to make GObject happy, but it will
 | |
|    * never be possible to construct a working GDummyTlsDatabase, so
 | |
|    * it doesn't have to do anything useful.
 | |
|    */
 | |
| }
 | |
| 
 | |
| static void
 | |
| g_dummy_tls_database_set_property (GObject      *object,
 | |
|                                    guint         prop_id,
 | |
|                                    const GValue *value,
 | |
|                                    GParamSpec   *pspec)
 | |
| {
 | |
|   /* Just ignore all attempts to set properties. */
 | |
| }
 | |
| 
 | |
| static void
 | |
| g_dummy_tls_database_class_init (GDummyTlsDatabaseClass *database_class)
 | |
| {
 | |
|   GObjectClass *gobject_class = G_OBJECT_CLASS (database_class);
 | |
| 
 | |
|   gobject_class->get_property = g_dummy_tls_database_get_property;
 | |
|   gobject_class->set_property = g_dummy_tls_database_set_property;
 | |
| 
 | |
|   g_object_class_override_property (gobject_class, PROP_ANCHORS, "anchors");
 | |
| }
 | |
| 
 | |
| static void
 | |
| g_dummy_tls_database_init (GDummyTlsDatabase *database)
 | |
| {
 | |
| }
 | |
| 
 | |
| static void
 | |
| g_dummy_tls_database_file_database_iface_init (GTlsFileDatabaseInterface  *iface)
 | |
| {
 | |
| }
 | |
| 
 | |
| static gboolean
 | |
| g_dummy_tls_database_initable_init (GInitable       *initable,
 | |
|                                     GCancellable    *cancellable,
 | |
|                                     GError         **error)
 | |
| {
 | |
|   g_set_error_literal (error, G_TLS_ERROR, G_TLS_ERROR_UNAVAILABLE,
 | |
|                        _("TLS support is not available"));
 | |
|   return FALSE;
 | |
| }
 | |
| 
 | |
| static void
 | |
| g_dummy_tls_database_initable_iface_init (GInitableIface  *iface)
 | |
| {
 | |
|   iface->init = g_dummy_tls_database_initable_init;
 | |
| }
 |