--- qemu/ui/spice-display.h	2018/04/24 18:42:16	1.1
+++ qemu/ui/spice-display.h	2018/04/24 19:53:24	1.1.1.4
@@ -19,7 +19,10 @@
 #include <spice/enums.h>
 #include <spice/qxl_dev.h>
 
+#include "qemu-thread.h"
+#include "console.h"
 #include "pflib.h"
+#include "sysemu.h"
 
 #define NUM_MEMSLOTS 8
 #define MEMSLOT_GENERATION_BITS 8
@@ -31,7 +34,44 @@
 
 #define NUM_SURFACES 1024
 
-typedef struct SimpleSpiceDisplay {
+/*
+ * Internal enum to differenciate between options for
+ * io calls that have a sync (old) version and an _async (new)
+ * version:
+ *  QXL_SYNC: use the old version
+ *  QXL_ASYNC: use the new version and make sure there are no two
+ *   happening at the same time. This is used for guest initiated
+ *   calls
+ */
+typedef enum qxl_async_io {
+    QXL_SYNC,
+    QXL_ASYNC,
+} qxl_async_io;
+
+enum {
+    QXL_COOKIE_TYPE_IO,
+    QXL_COOKIE_TYPE_RENDER_UPDATE_AREA,
+};
+
+typedef struct QXLCookie {
+    int      type;
+    uint64_t io;
+    union {
+        uint32_t surface_id;
+        QXLRect area;
+        struct {
+            QXLRect area;
+            int redraw;
+        } render;
+    } u;
+} QXLCookie;
+
+QXLCookie *qxl_cookie_new(int type, uint64_t io);
+
+typedef struct SimpleSpiceDisplay SimpleSpiceDisplay;
+typedef struct SimpleSpiceUpdate SimpleSpiceUpdate;
+
+struct SimpleSpiceDisplay {
     DisplayState *ds;
     void *buf;
     int bufsize;
@@ -43,26 +83,51 @@ typedef struct SimpleSpiceDisplay {
     QXLRect dirty;
     int notify;
     int running;
-} SimpleSpiceDisplay;
 
-typedef struct SimpleSpiceUpdate {
+    /*
+     * All struct members below this comment can be accessed from
+     * both spice server and qemu (iothread) context and any access
+     * to them must be protected by the lock.
+     */
+    QemuMutex lock;
+    SimpleSpiceUpdate *update;
+    QEMUCursor *cursor;
+    int mouse_x, mouse_y;
+};
+
+struct SimpleSpiceUpdate {
     QXLDrawable drawable;
     QXLImage image;
     QXLCommandExt ext;
     uint8_t *bitmap;
-} SimpleSpiceUpdate;
+};
 
 int qemu_spice_rect_is_empty(const QXLRect* r);
 void qemu_spice_rect_union(QXLRect *dest, const QXLRect *r);
 
-SimpleSpiceUpdate *qemu_spice_create_update(SimpleSpiceDisplay *sdpy);
 void qemu_spice_destroy_update(SimpleSpiceDisplay *sdpy, SimpleSpiceUpdate *update);
 void qemu_spice_create_host_memslot(SimpleSpiceDisplay *ssd);
 void qemu_spice_create_host_primary(SimpleSpiceDisplay *ssd);
 void qemu_spice_destroy_host_primary(SimpleSpiceDisplay *ssd);
-void qemu_spice_vm_change_state_handler(void *opaque, int running, int reason);
+void qemu_spice_vm_change_state_handler(void *opaque, int running,
+                                        RunState state);
+void qemu_spice_display_init_common(SimpleSpiceDisplay *ssd, DisplayState *ds);
 
 void qemu_spice_display_update(SimpleSpiceDisplay *ssd,
                                int x, int y, int w, int h);
 void qemu_spice_display_resize(SimpleSpiceDisplay *ssd);
 void qemu_spice_display_refresh(SimpleSpiceDisplay *ssd);
+void qemu_spice_cursor_refresh_unlocked(SimpleSpiceDisplay *ssd);
+
+void qemu_spice_add_memslot(SimpleSpiceDisplay *ssd, QXLDevMemSlot *memslot,
+                            qxl_async_io async);
+void qemu_spice_del_memslot(SimpleSpiceDisplay *ssd, uint32_t gid,
+                            uint32_t sid);
+void qemu_spice_create_primary_surface(SimpleSpiceDisplay *ssd, uint32_t id,
+                                       QXLDevSurfaceCreate *surface,
+                                       qxl_async_io async);
+void qemu_spice_destroy_primary_surface(SimpleSpiceDisplay *ssd,
+                                        uint32_t id, qxl_async_io async);
+void qemu_spice_wakeup(SimpleSpiceDisplay *ssd);
+void qemu_spice_start(SimpleSpiceDisplay *ssd);
+void qemu_spice_stop(SimpleSpiceDisplay *ssd);