[Spice-devel] [PATCH spice-server] Reuse SPICE_UPCAST instead of SPICE_CONTAINEROF where possible

Frediano Ziglio fziglio at redhat.com
Wed Jan 2 11:21:00 UTC 2019


Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
---
 server/inputs-channel.c |  8 ++++----
 server/reds.c           | 36 +++++++++++++++++++-----------------
 server/reds.h           |  2 +-
 3 files changed, 24 insertions(+), 22 deletions(-)

diff --git a/server/inputs-channel.c b/server/inputs-channel.c
index 20ebd11c..a7df62e2 100644
--- a/server/inputs-channel.c
+++ b/server/inputs-channel.c
@@ -170,7 +170,7 @@ static void kbd_push_scan(SpiceKbdInstance *sin, uint8_t scan)
     if (!sin) {
         return;
     }
-    sif = SPICE_CONTAINEROF(sin->base.sif, SpiceKbdInterface, base);
+    sif = SPICE_UPCAST(SpiceKbdInterface, sin->base.sif);
 
     /* track XT scan code set 1 key state */
     if (scan >= 0xe0 && scan <= 0xe2) {
@@ -193,7 +193,7 @@ static uint8_t kbd_get_leds(SpiceKbdInstance *sin)
     if (!sin) {
         return 0;
     }
-    sif = SPICE_CONTAINEROF(sin->base.sif, SpiceKbdInterface, base);
+    sif = SPICE_UPCAST(SpiceKbdInterface, sin->base.sif);
     return sif->get_leds(sin);
 }
 
@@ -288,7 +288,7 @@ static bool inputs_channel_handle_message(RedChannelClient *rcc, uint16_t type,
         inputs_channel_client_on_mouse_motion(icc);
         if (mouse && reds_get_mouse_mode(reds) == SPICE_MOUSE_MODE_SERVER) {
             SpiceMouseInterface *sif;
-            sif = SPICE_CONTAINEROF(mouse->base.sif, SpiceMouseInterface, base);
+            sif = SPICE_UPCAST(SpiceMouseInterface, mouse->base.sif);
             sif->motion(mouse,
                         mouse_motion->dx, mouse_motion->dy, 0,
                         RED_MOUSE_STATE_TO_LOCAL(mouse_motion->buttons_state));
@@ -306,7 +306,7 @@ static bool inputs_channel_handle_message(RedChannelClient *rcc, uint16_t type,
         spice_assert((reds_config_get_agent_mouse(reds) && reds_has_vdagent(reds)) || tablet);
         if (!reds_config_get_agent_mouse(reds) || !reds_has_vdagent(reds)) {
             SpiceTabletInterface *sif;
-            sif = SPICE_CONTAINEROF(tablet->base.sif, SpiceTabletInterface, base);
+            sif = SPICE_UPCAST(SpiceTabletInterface, tablet->base.sif);
             sif->position(tablet, pos->x, pos->y, RED_MOUSE_STATE_TO_LOCAL(pos->buttons_state));
             break;
         }
diff --git a/server/reds.c b/server/reds.c
index cdbb94cb..e95c62d5 100644
--- a/server/reds.c
+++ b/server/reds.c
@@ -439,7 +439,7 @@ static void reds_mig_cleanup(RedsState *reds)
         if (reds->mig_wait_connect || reds->mig_wait_disconnect) {
             SpiceMigrateInterface *sif;
             spice_assert(reds->migration_interface);
-            sif = SPICE_CONTAINEROF(reds->migration_interface->base.sif, SpiceMigrateInterface, base);
+            sif = SPICE_UPCAST(SpiceMigrateInterface, reds->migration_interface->base.sif);
             if (reds->mig_wait_connect) {
                 sif->migrate_connect_complete(reds->migration_interface);
             } else {
@@ -3136,7 +3136,7 @@ static int spice_server_char_device_add_interface(SpiceServer *reds,
                                            SpiceBaseInstance *sin)
 {
     SpiceCharDeviceInstance* char_device =
-            SPICE_CONTAINEROF(sin, SpiceCharDeviceInstance, base);
+            SPICE_UPCAST(SpiceCharDeviceInstance, sin);
     RedCharDevice *dev_state = NULL;
 
     spice_debug("CHAR_DEVICE %s", char_device->subtype);
@@ -3193,7 +3193,7 @@ static int spice_server_char_device_add_interface(SpiceServer *reds,
 static int spice_server_char_device_remove_interface(RedsState *reds, SpiceBaseInstance *sin)
 {
     SpiceCharDeviceInstance* char_device =
-            SPICE_CONTAINEROF(sin, SpiceCharDeviceInstance, base);
+            SPICE_UPCAST(SpiceCharDeviceInstance, sin);
 
     spice_debug("remove CHAR_DEVICE %s", char_device->subtype);
     if (strcmp(char_device->subtype, SUBTYPE_VDAGENT) == 0) {
@@ -3231,7 +3231,8 @@ SPICE_GNUC_VISIBLE int spice_server_add_interface(SpiceServer *reds,
             spice_warning("unsupported keyboard interface");
             return -1;
         }
-        if (inputs_channel_set_keyboard(reds->inputs_channel, SPICE_CONTAINEROF(sin, SpiceKbdInstance, base)) != 0) {
+        if (inputs_channel_set_keyboard(reds->inputs_channel,
+                                        SPICE_UPCAST(SpiceKbdInstance, sin)) != 0) {
             return -1;
         }
     } else if (strcmp(interface->type, SPICE_INTERFACE_MOUSE) == 0) {
@@ -3241,7 +3242,8 @@ SPICE_GNUC_VISIBLE int spice_server_add_interface(SpiceServer *reds,
             spice_warning("unsupported mouse interface");
             return -1;
         }
-        if (inputs_channel_set_mouse(reds->inputs_channel, SPICE_CONTAINEROF(sin, SpiceMouseInstance, base)) != 0) {
+        if (inputs_channel_set_mouse(reds->inputs_channel,
+                                     SPICE_UPCAST(SpiceMouseInstance, sin)) != 0) {
             return -1;
         }
     } else if (strcmp(interface->type, SPICE_INTERFACE_QXL) == 0) {
@@ -3254,7 +3256,7 @@ SPICE_GNUC_VISIBLE int spice_server_add_interface(SpiceServer *reds,
             return -1;
         }
 
-        qxl = SPICE_CONTAINEROF(sin, QXLInstance, base);
+        qxl = SPICE_UPCAST(QXLInstance, sin);
         red_qxl_init(reds, qxl);
         reds->qxl_instances = g_list_prepend(reds->qxl_instances, qxl);
 
@@ -3266,7 +3268,7 @@ SPICE_GNUC_VISIBLE int spice_server_add_interface(SpiceServer *reds,
         red_qxl_attach_worker(qxl);
         red_qxl_set_compression_level(qxl, calc_compression_level(reds));
     } else if (strcmp(interface->type, SPICE_INTERFACE_TABLET) == 0) {
-        SpiceTabletInstance *tablet = SPICE_CONTAINEROF(sin, SpiceTabletInstance, base);
+        SpiceTabletInstance *tablet = SPICE_UPCAST(SpiceTabletInstance, sin);
         spice_debug("SPICE_INTERFACE_TABLET");
         if (interface->major_version != SPICE_INTERFACE_TABLET_MAJOR ||
             interface->minor_version > SPICE_INTERFACE_TABLET_MINOR) {
@@ -3288,7 +3290,7 @@ SPICE_GNUC_VISIBLE int spice_server_add_interface(SpiceServer *reds,
             spice_warning("unsupported playback interface");
             return -1;
         }
-        snd_attach_playback(reds, SPICE_CONTAINEROF(sin, SpicePlaybackInstance, base));
+        snd_attach_playback(reds, SPICE_UPCAST(SpicePlaybackInstance, sin));
 
     } else if (strcmp(interface->type, SPICE_INTERFACE_RECORD) == 0) {
         spice_debug("SPICE_INTERFACE_RECORD");
@@ -3297,7 +3299,7 @@ SPICE_GNUC_VISIBLE int spice_server_add_interface(SpiceServer *reds,
             spice_warning("unsupported record interface");
             return -1;
         }
-        snd_attach_record(reds, SPICE_CONTAINEROF(sin, SpiceRecordInstance, base));
+        snd_attach_record(reds, SPICE_UPCAST(SpiceRecordInstance, sin));
 
     } else if (strcmp(interface->type, SPICE_INTERFACE_CHAR_DEVICE) == 0) {
         if (interface->major_version != SPICE_INTERFACE_CHAR_DEVICE_MAJOR ||
@@ -3319,7 +3321,7 @@ SPICE_GNUC_VISIBLE int spice_server_add_interface(SpiceServer *reds,
             spice_warning("unsupported migration interface");
             return -1;
         }
-        reds->migration_interface = SPICE_CONTAINEROF(sin, SpiceMigrateInstance, base);
+        reds->migration_interface = SPICE_UPCAST(SpiceMigrateInstance, sin);
         reds->migration_interface->st = (SpiceMigrateState *)(intptr_t)1; // dummy pointer
     }
 
@@ -3335,7 +3337,7 @@ SPICE_GNUC_VISIBLE int spice_server_remove_interface(SpiceBaseInstance *sin)
 
     interface = sin->sif;
     if (strcmp(interface->type, SPICE_INTERFACE_TABLET) == 0) {
-        SpiceTabletInstance *tablet = SPICE_CONTAINEROF(sin, SpiceTabletInstance, base);
+        SpiceTabletInstance *tablet = SPICE_UPCAST(SpiceTabletInstance, sin);
         g_return_val_if_fail(tablet->st != NULL, -1);
         reds = spice_tablet_state_get_server(tablet->st);
         spice_debug("remove SPICE_INTERFACE_TABLET");
@@ -3343,19 +3345,19 @@ SPICE_GNUC_VISIBLE int spice_server_remove_interface(SpiceBaseInstance *sin)
         reds_update_mouse_mode(reds);
     } else if (strcmp(interface->type, SPICE_INTERFACE_PLAYBACK) == 0) {
         spice_debug("remove SPICE_INTERFACE_PLAYBACK");
-        snd_detach_playback(SPICE_CONTAINEROF(sin, SpicePlaybackInstance, base));
+        snd_detach_playback(SPICE_UPCAST(SpicePlaybackInstance, sin));
     } else if (strcmp(interface->type, SPICE_INTERFACE_RECORD) == 0) {
         spice_debug("remove SPICE_INTERFACE_RECORD");
-        snd_detach_record(SPICE_CONTAINEROF(sin, SpiceRecordInstance, base));
+        snd_detach_record(SPICE_UPCAST(SpiceRecordInstance, sin));
     } else if (strcmp(interface->type, SPICE_INTERFACE_CHAR_DEVICE) == 0) {
-        SpiceCharDeviceInstance *char_device = SPICE_CONTAINEROF(sin, SpiceCharDeviceInstance, base);
+        SpiceCharDeviceInstance *char_device = SPICE_UPCAST(SpiceCharDeviceInstance, sin);
         g_return_val_if_fail(char_device->st != NULL, -1);
         reds = red_char_device_get_server(char_device->st);
         return spice_server_char_device_remove_interface(reds, sin);
     } else if (strcmp(interface->type, SPICE_INTERFACE_QXL) == 0) {
         QXLInstance *qxl;
 
-        qxl = SPICE_CONTAINEROF(sin, QXLInstance, base);
+        qxl = SPICE_UPCAST(QXLInstance, sin);
         g_return_val_if_fail(qxl->st != NULL, -1);
         reds = red_qxl_get_server(qxl->st);
         reds->qxl_instances = g_list_remove(reds->qxl_instances, qxl);
@@ -4083,7 +4085,7 @@ SPICE_GNUC_VISIBLE int spice_server_migrate_connect(SpiceServer *reds, const cha
         main_channel_migrate_src_complete(reds->main_channel, FALSE);
     }
 
-    sif = SPICE_CONTAINEROF(reds->migration_interface->base.sif, SpiceMigrateInterface, base);
+    sif = SPICE_UPCAST(SpiceMigrateInterface, reds->migration_interface->base.sif);
 
     if (!reds_set_migration_dest_info(reds, dest, port, secure_port, cert_subject)) {
         sif->migrate_connect_complete(reds->migration_interface);
@@ -4149,7 +4151,7 @@ SPICE_GNUC_VISIBLE int spice_server_migrate_end(SpiceServer *reds, int completed
 
     spice_assert(reds->migration_interface);
 
-    sif = SPICE_CONTAINEROF(reds->migration_interface->base.sif, SpiceMigrateInterface, base);
+    sif = SPICE_UPCAST(SpiceMigrateInterface, reds->migration_interface->base.sif);
     if (completed && !reds->expect_migrate && g_list_length(reds->clients) > 0) {
         spice_warning("spice_server_migrate_info was not called, disconnecting clients");
         reds_disconnect(reds);
diff --git a/server/reds.h b/server/reds.h
index 9f17a5ec..7f74a21a 100644
--- a/server/reds.h
+++ b/server/reds.h
@@ -32,7 +32,7 @@
 
 static inline QXLInterface * qxl_get_interface(QXLInstance *qxl)
 {
-    return SPICE_CONTAINEROF(qxl->base.sif, QXLInterface, base);
+    return SPICE_UPCAST(QXLInterface, qxl->base.sif);
 }
 
 /* main thread only */
-- 
2.20.1



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