console: add qemu_console_is_*

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>

include/ui/console.h

@@ -282,8 +282,10 @@ void graphic_hw_update(QemuConsole *con);
 void graphic_hw_invalidate(QemuConsole *con);
 void graphic_hw_text_update(QemuConsole *con, console_ch_t *chardata);
 
-int is_graphic_console(void);
-int is_fixedsize_console(void);
+bool qemu_console_is_visible(QemuConsole *con);
+bool qemu_console_is_graphic(QemuConsole *con);
+bool qemu_console_is_fixedsize(QemuConsole *con);
+
 void text_consoles_set_display(DisplayState *ds);
 void console_select(unsigned int index);
 void console_color_init(DisplayState *ds);

ui/console.c

@@ -515,7 +515,7 @@ static void update_xy(QemuConsole *s, int x, int y)
     TextCell *c;
     int y1, y2;
 
-    if (s != active_console) {
+    if (!qemu_console_is_visible(s)) {
         return;
     }
 
@@ -543,7 +543,7 @@ static void console_show_cursor(QemuConsole *s, int show)
     int y, y1;
     int x = s->x;
 
-    if (s != active_console) {
+    if (!qemu_console_is_visible(s)) {
         return;
     }
 
@@ -579,8 +579,9 @@ static void console_refresh(QemuConsole *s)
     TextCell *c;
     int x, y, y1;
 
-    if (s != active_console)
+    if (!qemu_console_is_visible(s)) {
         return;
+    }
 
     if (s->ds->have_text) {
         s->text_x[0] = 0;
@@ -611,15 +612,10 @@ static void console_refresh(QemuConsole *s)
     }
 }
 
-static void console_scroll(int ydelta)
+static void console_scroll(QemuConsole *s, int ydelta)
 {
-    QemuConsole *s;
     int i, y1;
 
-    s = active_console;
-    if (!s || (s->console_type == GRAPHIC_CONSOLE))
-        return;
-
     if (ydelta > 0) {
         for(i = 0; i < ydelta; i++) {
             if (s->y_displayed == s->y_base)
@@ -669,7 +665,7 @@ static void console_put_lf(QemuConsole *s)
             c->t_attrib = s->t_attrib_default;
             c++;
         }
-        if (s == active_console && s->y_displayed == s->y_base) {
+        if (qemu_console_is_visible(s) && s->y_displayed == s->y_base) {
             if (s->ds->have_text) {
                 s->text_x[0] = 0;
                 s->text_y[0] = 0;
@@ -1112,16 +1108,16 @@ void kbd_put_keysym(int keysym)
 
     switch(keysym) {
     case QEMU_KEY_CTRL_UP:
-        console_scroll(-1);
+        console_scroll(s, -1);
         break;
     case QEMU_KEY_CTRL_DOWN:
-        console_scroll(1);
+        console_scroll(s, 1);
         break;
     case QEMU_KEY_CTRL_PAGEUP:
-        console_scroll(-10);
+        console_scroll(s, -10);
         break;
     case QEMU_KEY_CTRL_PAGEDOWN:
-        console_scroll(10);
+        console_scroll(s, 10);
         break;
     default:
         /* convert the QEMU keysym to VT100 key string */
@@ -1338,7 +1334,7 @@ void dpy_gfx_update(QemuConsole *con, int x, int y, int w, int h)
     w = MIN(w, width - x);
     h = MIN(h, height - y);
 
-    if (con != active_console) {
+    if (!qemu_console_is_visible(con)) {
         return;
     }
     QLIST_FOREACH(dcl, &s->listeners, next) {
@@ -1367,7 +1363,7 @@ void dpy_gfx_replace_surface(QemuConsole *con,
     DisplaySurface *old_surface = con->surface;
 
     con->surface = surface;
-    if (con == active_console) {
+    if (qemu_console_is_visible(con)) {
         dpy_gfx_switch_surface(s, surface);
     }
     qemu_free_displaysurface(old_surface);
@@ -1389,7 +1385,7 @@ void dpy_gfx_copy(QemuConsole *con, int src_x, int src_y,
     DisplayState *s = con->ds;
     struct DisplayChangeListener *dcl;
 
-    if (con != active_console) {
+    if (!qemu_console_is_visible(con)) {
         return;
     }
     QLIST_FOREACH(dcl, &s->listeners, next) {
@@ -1406,7 +1402,7 @@ void dpy_text_cursor(QemuConsole *con, int x, int y)
     DisplayState *s = con->ds;
     struct DisplayChangeListener *dcl;
 
-    if (con != active_console) {
+    if (!qemu_console_is_visible(con)) {
         return;
     }
     QLIST_FOREACH(dcl, &s->listeners, next) {
@@ -1421,7 +1417,7 @@ void dpy_text_update(QemuConsole *con, int x, int y, int w, int h)
     DisplayState *s = con->ds;
     struct DisplayChangeListener *dcl;
 
-    if (con != active_console) {
+    if (!qemu_console_is_visible(con)) {
         return;
     }
     QLIST_FOREACH(dcl, &s->listeners, next) {
@@ -1436,7 +1432,7 @@ void dpy_text_resize(QemuConsole *con, int w, int h)
     DisplayState *s = con->ds;
     struct DisplayChangeListener *dcl;
 
-    if (con != active_console) {
+    if (!qemu_console_is_visible(con)) {
         return;
     }
     QLIST_FOREACH(dcl, &s->listeners, next) {
@@ -1451,7 +1447,7 @@ void dpy_mouse_set(QemuConsole *con, int x, int y, int on)
     DisplayState *s = con->ds;
     struct DisplayChangeListener *dcl;
 
-    if (con != active_console) {
+    if (!qemu_console_is_visible(con)) {
         return;
     }
     QLIST_FOREACH(dcl, &s->listeners, next) {
@@ -1466,7 +1462,7 @@ void dpy_cursor_define(QemuConsole *con, QEMUCursor *cursor)
     DisplayState *s = con->ds;
     struct DisplayChangeListener *dcl;
 
-    if (con != active_console) {
+    if (!qemu_console_is_visible(con)) {
         return;
     }
     QLIST_FOREACH(dcl, &s->listeners, next) {
@@ -1540,14 +1536,25 @@ QemuConsole *graphic_console_init(const GraphicHwOps *hw_ops,
     return s;
 }
 
-int is_graphic_console(void)
+bool qemu_console_is_visible(QemuConsole *con)
 {
-    return active_console && active_console->console_type == GRAPHIC_CONSOLE;
+    return con == active_console;
 }
 
-int is_fixedsize_console(void)
+bool qemu_console_is_graphic(QemuConsole *con)
 {
-    return active_console && active_console->console_type != TEXT_CONSOLE;
+    if (con == NULL) {
+        con = active_console;
+    }
+    return con && (con->console_type == GRAPHIC_CONSOLE);
+}
+
+bool qemu_console_is_fixedsize(QemuConsole *con)
+{
+    if (con == NULL) {
+        con = active_console;
+    }
+    return con && (con->console_type != TEXT_CONSOLE);
 }
 
 static void text_console_set_echo(CharDriverState *chr, bool echo)

ui/curses.c

@@ -56,7 +56,7 @@ static void curses_update(DisplayChangeListener *dcl,
 
 static void curses_calc_pad(void)
 {
-    if (is_fixedsize_console()) {
+    if (qemu_console_is_fixedsize(NULL)) {
         width = gwidth;
         height = gheight;
     } else {
@@ -143,8 +143,9 @@ static void curses_cursor_position(DisplayChangeListener *dcl,
             curs_set(1);
             /* it seems that curs_set(1) must always be called before
              * curs_set(2) for the latter to have effect */
-            if (!is_graphic_console())
+            if (!qemu_console_is_graphic(NULL)) {
                 curs_set(2);
+            }
             return;
         }
     }
@@ -252,7 +253,7 @@ static void curses_refresh(DisplayChangeListener *dcl)
         if (keycode == -1)
             continue;
 
-        if (is_graphic_console()) {
+        if (qemu_console_is_graphic(NULL)) {
             /* since terminals don't know about key press and release
              * events, we need to emit both for each key received */
             if (keycode & SHIFT)

ui/sdl.c

@@ -358,7 +358,7 @@ static void sdl_show_cursor(void)
     if (!cursor_hide)
         return;
 
-    if (!kbd_mouse_is_absolute() || !is_graphic_console()) {
+    if (!kbd_mouse_is_absolute() || !qemu_console_is_graphic(NULL)) {
         SDL_ShowCursor(1);
         if (guest_cursor &&
                 (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
@@ -413,7 +413,7 @@ static void sdl_mouse_mode_change(Notifier *notify, void *data)
     if (kbd_mouse_is_absolute()) {
         if (!absolute_enabled) {
             absolute_enabled = 1;
-            if (is_graphic_console()) {
+            if (qemu_console_is_graphic(NULL)) {
                 absolute_mouse_grab();
             }
         }
@@ -488,7 +488,7 @@ static void toggle_full_screen(void)
         } else {
             do_sdl_resize(width, height, 0);
         }
-        if (!gui_saved_grab || !is_graphic_console()) {
+        if (!gui_saved_grab || !qemu_console_is_graphic(NULL)) {
             sdl_grab_end();
         }
     }
@@ -535,7 +535,7 @@ static void handle_keydown(SDL_Event *ev)
             if (gui_fullscreen) {
                 break;
             }
-            if (!is_graphic_console()) {
+            if (!qemu_console_is_graphic(NULL)) {
                 /* release grab if going to a text console */
                 if (gui_grab) {
                     sdl_grab_end();
@@ -563,7 +563,7 @@ static void handle_keydown(SDL_Event *ev)
         default:
             break;
         }
-    } else if (!is_graphic_console()) {
+    } else if (!qemu_console_is_graphic(NULL)) {
         int keysym = 0;
 
         if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
@@ -637,7 +637,7 @@ static void handle_keydown(SDL_Event *ev)
             kbd_put_keysym(ev->key.keysym.unicode);
         }
     }
-    if (is_graphic_console() && !gui_keysym) {
+    if (qemu_console_is_graphic(NULL) && !gui_keysym) {
         sdl_process_key(&ev->key);
     }
 }
@@ -656,7 +656,7 @@ static void handle_keyup(SDL_Event *ev)
         if (gui_keysym == 0) {
             /* exit/enter grab if pressing Ctrl-Alt */
             if (!gui_grab) {
-                if (is_graphic_console()) {
+                if (qemu_console_is_graphic(NULL)) {
                     sdl_grab_start();
                 }
             } else if (!gui_fullscreen) {
@@ -669,7 +669,7 @@ static void handle_keyup(SDL_Event *ev)
         }
         gui_keysym = 0;
     }
-    if (is_graphic_console() && !gui_keysym) {
+    if (qemu_console_is_graphic(NULL) && !gui_keysym) {
         sdl_process_key(&ev->key);
     }
 }
@@ -678,7 +678,7 @@ static void handle_mousemotion(SDL_Event *ev)
 {
     int max_x, max_y;
 
-    if (is_graphic_console() &&
+    if (qemu_console_is_graphic(NULL) &&
         (kbd_mouse_is_absolute() || absolute_enabled)) {
         max_x = real_screen->w - 1;
         max_y = real_screen->h - 1;
@@ -704,7 +704,7 @@ static void handle_mousebutton(SDL_Event *ev)
     SDL_MouseButtonEvent *bev;
     int dz;
 
-    if (!is_graphic_console()) {
+    if (!qemu_console_is_graphic(NULL)) {
         return;
     }
 
@@ -744,7 +744,7 @@ static void handle_activation(SDL_Event *ev)
         sdl_grab_end();
     }
 #endif
-    if (!gui_grab && ev->active.gain && is_graphic_console() &&
+    if (!gui_grab && ev->active.gain && qemu_console_is_graphic(NULL) &&
         (kbd_mouse_is_absolute() || absolute_enabled)) {
         absolute_mouse_grab();
     }
@@ -771,7 +771,7 @@ static void sdl_refresh(DisplayChangeListener *dcl)
     }
 
     graphic_hw_update(NULL);
-    SDL_EnableUNICODE(!is_graphic_console());
+    SDL_EnableUNICODE(!qemu_console_is_graphic(NULL));
 
     while (SDL_PollEvent(ev)) {
         switch (ev->type) {

ui/vnc.c

@@ -1609,7 +1609,7 @@ static void do_key_event(VncState *vs, int down, int keycode, int sym)
         }
     }
 
-    if (is_graphic_console()) {
+    if (qemu_console_is_graphic(NULL)) {
         if (keycode & SCANCODE_GREY)
             kbd_put_keycode(SCANCODE_EMUL0);
         if (down)
@@ -1728,7 +1728,7 @@ static void vnc_release_modifiers(VncState *vs)
     };
     int i, keycode;
 
-    if (!is_graphic_console()) {
+    if (!qemu_console_is_graphic(NULL)) {
         return;
     }
     for (i = 0; i < ARRAY_SIZE(keycodes); i++) {
@@ -1748,7 +1748,7 @@ static void key_event(VncState *vs, int down, uint32_t sym)
     int keycode;
     int lsym = sym;
 
-    if (lsym >= 'A' && lsym <= 'Z' && is_graphic_console()) {
+    if (lsym >= 'A' && lsym <= 'Z' && qemu_console_is_graphic(NULL)) {
         lsym = lsym - 'A' + 'a';
     }