vnc: remove unused DisplayState parameter, add id instead.

DisplayState isn't used anywhere, drop it.  Add the vnc server ID as
parameter instead, so it is possible to specify the server instance.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>

1 files changed, 14 insertions, 15 deletions

diff --git a/ui/vnc.c b/ui/vnc.c
index 27e4d26349..d9882752ca 100644
--- a/ui/vnc.c
+++ b/ui/vnc.c
@@ -2968,10 +2968,11 @@ static const DisplayChangeListenerOps dcl_ops = {
     .dpy_cursor_define    = vnc_dpy_cursor_define,
 };
 
-void vnc_display_init(DisplayState *ds)
+void vnc_display_init(const char *id)
 {
     VncDisplay *vs = g_malloc0(sizeof(*vs));
 
+    vs->id = strdup(id);
     QTAILQ_INSERT_TAIL(&vnc_displays, vs, next);
 
     vs->lsock = -1;
@@ -3000,10 +3001,8 @@ void vnc_display_init(DisplayState *ds)
 }
 
 
-static void vnc_display_close(DisplayState *ds)
+static void vnc_display_close(VncDisplay *vs)
 {
-    VncDisplay *vs = vnc_display_find(NULL);
-
     if (!vs)
         return;
     g_free(vs->display);
@@ -3029,9 +3028,9 @@ static void vnc_display_close(DisplayState *ds)
 #endif
 }
 
-int vnc_display_password(DisplayState *ds, const char *password)
+int vnc_display_password(const char *id, const char *password)
 {
-    VncDisplay *vs = vnc_display_find(NULL);
+    VncDisplay *vs = vnc_display_find(id);
 
     if (!vs) {
         return -EINVAL;
@@ -3048,9 +3047,9 @@ int vnc_display_password(DisplayState *ds, const char *password)
     return 0;
 }
 
-int vnc_display_pw_expire(DisplayState *ds, time_t expires)
+int vnc_display_pw_expire(const char *id, time_t expires)
 {
-    VncDisplay *vs = vnc_display_find(NULL);
+    VncDisplay *vs = vnc_display_find(id);
 
     if (!vs) {
         return -EINVAL;
@@ -3060,16 +3059,16 @@ int vnc_display_pw_expire(DisplayState *ds, time_t expires)
     return 0;
 }
 
-char *vnc_display_local_addr(DisplayState *ds)
+char *vnc_display_local_addr(const char *id)
 {
-    VncDisplay *vs = vnc_display_find(NULL);
+    VncDisplay *vs = vnc_display_find(id);
 
     return vnc_socket_local_addr("%s:%s", vs->lsock);
 }
 
-void vnc_display_open(DisplayState *ds, const char *display, Error **errp)
+void vnc_display_open(const char *id, const char *display, Error **errp)
 {
-    VncDisplay *vs = vnc_display_find(NULL);
+    VncDisplay *vs = vnc_display_find(id);
     const char *options;
     int password = 0;
     int reverse = 0;
@@ -3089,7 +3088,7 @@ void vnc_display_open(DisplayState *ds, const char *display, Error **errp)
         error_setg(errp, "VNC display not active");
         return;
     }
-    vnc_display_close(ds);
+    vnc_display_close(vs);
     if (strcmp(display, "none") == 0)
         return;
 
@@ -3382,9 +3381,9 @@ fail:
 #endif /* CONFIG_VNC_WS */
 }
 
-void vnc_display_add_client(DisplayState *ds, int csock, bool skipauth)
+void vnc_display_add_client(const char *id, int csock, bool skipauth)
 {
-    VncDisplay *vs = vnc_display_find(NULL);
+    VncDisplay *vs = vnc_display_find(id);
 
     if (!vs) {
         return;