[PATCH spice-gtk 05/15] session: add and use internal accessors

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Avoid deferencing session private data directly, and use accessors instead.
---
 gtk/channel-main.c       | 13 +++++-----
 gtk/channel-webdav.c     | 10 ++++----
 gtk/spice-channel.c      |  6 ++---
 gtk/spice-session-priv.h |  9 +++++++
 gtk/spice-session.c      | 62 ++++++++++++++++++++++++++++++++++++++++++++++++
 gtk/usb-device-manager.c |  2 +-
 6 files changed, 85 insertions(+), 17 deletions(-)

diff --git a/gtk/channel-main.c b/gtk/channel-main.c
index 6d06ee3..0a820d7 100644
--- a/gtk/channel-main.c
+++ b/gtk/channel-main.c
@@ -1298,7 +1298,7 @@ static gboolean timer_set_display(gpointer data)
 
     /* ensure we have an explicit monitor configuration at least for
        number of display channels */
-    for (i = 0; i < session->priv->display_channels_count; i++)
+    for (i = 0; i < spice_session_get_display_channels_count(session); i++)
         if (!c->display[i].enabled_set) {
             SPICE_DEBUG("Not sending monitors config, missing monitors");
             return FALSE;
@@ -2073,7 +2073,7 @@ static gboolean migrate_connect(gpointer data)
     g_return_val_if_fail(c != NULL, FALSE);
     g_return_val_if_fail(mig->session != NULL, FALSE);
 
-    mig->session->priv->migration_copy = true;
+    spice_session_set_migration_copy(mig->session, true);
     spice_session_set_migration_state(mig->session, SPICE_SESSION_MIGRATION_CONNECTING);
 
     if ((c->peer_hdr.major_version == 1) &&
@@ -2133,7 +2133,8 @@ static gboolean migrate_connect(gpointer data)
 
     /* the migration process is in 2 steps, first the main channel and
        then the rest of the channels */
-    mig->session->priv->cmain = migrate_channel_connect(mig, SPICE_CHANNEL_MAIN, 0);
+    spice_session_set_main_channel(mig->session,
+                                   migrate_channel_connect(mig, SPICE_CHANNEL_MAIN, 0));
 
     return FALSE;
 }
@@ -2157,13 +2158,11 @@ static void main_migrate_connect(SpiceChannel *channel,
 
     CHANNEL_DEBUG(channel, "migrate connect");
     session = spice_channel_get_session(channel);
-    if (session->priv->migration != NULL)
-        goto end;
-
     mig.session = spice_session_new_from_session(session);
     if (mig.session == NULL)
         goto end;
-    session->priv->migration = mig.session;
+    if (!spice_session_set_migration_session(session, mig.session))
+        goto end;
 
     main_priv->migrate_data = &mig;
 
diff --git a/gtk/channel-webdav.c b/gtk/channel-webdav.c
index 0529b59..dbb8730 100644
--- a/gtk/channel-webdav.c
+++ b/gtk/channel-webdav.c
@@ -336,13 +336,11 @@ static void magic_written(GObject *source_object,
     SpiceWebdavChannelPrivate *c = self->priv;
     gssize bytes_written;
     GError *err = NULL;
-    SpiceSession *session;
 
-    session = spice_channel_get_session(SPICE_CHANNEL(self));
     bytes_written = g_output_stream_write_finish(G_OUTPUT_STREAM(source_object),
                                                  res, &err);
 
-    if (err || bytes_written != sizeof(session->priv->webdav_magic))
+    if (err || bytes_written != WEBDAV_MAGIC_SIZE)
         goto error;
 
     client_start_read(self, client);
@@ -396,7 +394,7 @@ static void client_connected(GObject *source_object,
     g_object_unref(output);
 
     g_output_stream_write_async(g_io_stream_get_output_stream(G_IO_STREAM(conn)),
-                                session->priv->webdav_magic, sizeof(session->priv->webdav_magic),
+                                spice_session_get_webdav_magic(session), WEBDAV_MAGIC_SIZE,
                                 G_PRIORITY_DEFAULT, c->cancellable,
                                 magic_written, client);
     return;
@@ -654,7 +652,7 @@ static void new_connection(SoupSocket *sock,
     GSocketAddress *gaddr;
     GInetAddress *iaddr;
     guint port;
-    guint8 magic[16];
+    guint8 magic[WEBDAV_MAGIC_SIZE];
     gsize nread;
     gboolean success = FALSE;
     SoupSocketIOStatus status;
@@ -680,7 +678,7 @@ static void new_connection(SoupSocket *sock,
     g_object_set(new, "non-blocking", TRUE, NULL);
 
     /* check we got the right magic */
-    if (memcmp(session->priv->webdav_magic, magic, sizeof(magic))) {
+    if (memcmp(spice_session_get_webdav_magic(session), magic, sizeof(magic))) {
         g_warn_if_reached();
         goto end;
     }
diff --git a/gtk/spice-channel.c b/gtk/spice-channel.c
index 94f980f..154dacb 100644
--- a/gtk/spice-channel.c
+++ b/gtk/spice-channel.c
@@ -1987,7 +1987,7 @@ SpiceChannel *spice_channel_new(SpiceSession *s, int type, int id)
         break;
     case SPICE_CHANNEL_PLAYBACK:
     case SPICE_CHANNEL_RECORD: {
-        if (!s->priv->audio) {
+        if (!spice_session_get_audio_enabled(s)) {
             g_debug("audio channel is disabled, not creating it");
             return NULL;
         }
@@ -1997,7 +1997,7 @@ SpiceChannel *spice_channel_new(SpiceSession *s, int type, int id)
     }
 #ifdef USE_SMARTCARD
     case SPICE_CHANNEL_SMARTCARD: {
-        if (!s->priv->smartcard) {
+        if (!spice_session_get_smartcard_enabled(s)) {
             g_debug("smartcard channel is disabled, not creating it");
             return NULL;
         }
@@ -2007,7 +2007,7 @@ SpiceChannel *spice_channel_new(SpiceSession *s, int type, int id)
 #endif
 #ifdef USE_USBREDIR
     case SPICE_CHANNEL_USBREDIR: {
-        if (!s->priv->usbredir) {
+        if (!spice_session_get_usbredir_enabled(s)) {
             g_debug("usbredir channel is disabled, not creating it");
             return NULL;
         }
diff --git a/gtk/spice-session-priv.h b/gtk/spice-session-priv.h
index 55e2ed2..5a63536 100644
--- a/gtk/spice-session-priv.h
+++ b/gtk/spice-session-priv.h
@@ -173,6 +173,15 @@ void spice_session_sync_playback_latency(SpiceSession *session);
 const gchar* spice_session_get_shared_dir(SpiceSession *session);
 void spice_session_set_shared_dir(SpiceSession *session, const gchar *dir);
 gboolean spice_session_get_audio_enabled(SpiceSession *session);
+gboolean spice_session_get_smartcard_enabled(SpiceSession *session);
+gboolean spice_session_get_usbredir_enabled(SpiceSession *session);
+
+#define WEBDAV_MAGIC_SIZE 16
+const guint8* spice_session_get_webdav_magic(SpiceSession *session);
+guint spice_session_get_display_channels_count(SpiceSession *session);
+void spice_session_set_migration_copy(SpiceSession *session, gboolean copy);
+void spice_session_set_main_channel(SpiceSession *session, SpiceChannel *channel);
+gboolean spice_session_set_migration_session(SpiceSession *session, SpiceSession *mig_session);
 
 G_END_DECLS
 
diff --git a/gtk/spice-session.c b/gtk/spice-session.c
index 9d5cb13..5dd6f0f 100644
--- a/gtk/spice-session.c
+++ b/gtk/spice-session.c
@@ -2198,6 +2198,14 @@ void spice_session_set_caches_hints(SpiceSession *session,
 }
 
 G_GNUC_INTERNAL
+guint spice_session_get_display_channels_count(SpiceSession *session)
+{
+    g_return_val_if_fail(session != NULL, 0);
+
+    return session->priv->display_channels_count;
+}
+
+G_GNUC_INTERNAL
 void spice_session_set_uuid(SpiceSession *session, guint8 uuid[16])
 {
     g_return_if_fail(session != NULL);
@@ -2346,6 +2354,38 @@ gboolean spice_session_get_audio_enabled(SpiceSession *session)
     return session->priv->audio;
 }
 
+G_GNUC_INTERNAL
+gboolean spice_session_get_usbredir_enabled(SpiceSession *session)
+{
+    g_return_val_if_fail(SPICE_IS_SESSION(session), FALSE);
+
+    return session->priv->usbredir;
+}
+
+G_GNUC_INTERNAL
+gboolean spice_session_get_smartcard_enabled(SpiceSession *session)
+{
+    g_return_val_if_fail(SPICE_IS_SESSION(session), FALSE);
+
+    return session->priv->smartcard;
+}
+
+G_GNUC_INTERNAL
+const guint8* spice_session_get_webdav_magic(SpiceSession *session)
+{
+    g_return_val_if_fail(SPICE_IS_SESSION(session), NULL);
+
+    return session->priv->webdav_magic;
+}
+
+G_GNUC_INTERNAL
+void spice_session_set_migration_copy(SpiceSession *session, gboolean copy)
+{
+    g_return_if_fail(SPICE_IS_SESSION(session));
+
+    session->priv->migration_copy = copy;
+}
+
 /**
  * spice_session_is_migration_copy:
  * @session: a Spice session
@@ -2364,3 +2404,25 @@ gboolean spice_session_is_migration_copy(SpiceSession *session)
 
     return session->priv->migration_copy;
 }
+
+G_GNUC_INTERNAL
+void spice_session_set_main_channel(SpiceSession *session, SpiceChannel *channel)
+{
+    g_return_if_fail(SPICE_IS_SESSION(session));
+    g_return_if_fail(SPICE_IS_CHANNEL(channel));
+    g_return_if_fail(session->priv->cmain == NULL);
+
+    session->priv->cmain = channel;
+}
+
+G_GNUC_INTERNAL
+gboolean spice_session_set_migration_session(SpiceSession *session, SpiceSession *mig_session)
+{
+    g_return_val_if_fail(SPICE_IS_SESSION(session), FALSE);
+    g_return_val_if_fail(SPICE_IS_SESSION(mig_session), FALSE);
+    g_return_val_if_fail(session->priv->migration == NULL, FALSE);
+
+    session->priv->migration = mig_session;
+
+    return TRUE;
+}
diff --git a/gtk/usb-device-manager.c b/gtk/usb-device-manager.c
index dbd3d1a..f80b657 100644
--- a/gtk/usb-device-manager.c
+++ b/gtk/usb-device-manager.c
@@ -1627,7 +1627,7 @@ spice_usb_device_manager_can_redirect_device(SpiceUsbDeviceManager  *self,
     g_return_val_if_fail(device != NULL, FALSE);
     g_return_val_if_fail(err == NULL || *err == NULL, FALSE);
 
-    if (!priv->session->priv->usbredir) {
+    if (!spice_session_get_usbredir_enabled(priv->session)) {
         g_set_error_literal(err, SPICE_CLIENT_ERROR, SPICE_CLIENT_ERROR_FAILED,
                             _("USB redirection is disabled"));
         return FALSE;
-- 
2.1.0

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