Changeset 4d9c807 in mainline for uspace/lib/display/src/display.c

Timestamp:

2019-12-13T19:02:10Z (4 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

fdc8e40

Parents:

4fbdc3d

Message:

Communicate window dimensions to display server

File:

• uspace/lib/display/src/display.c (modified) (4 diffs)

uspace/lib/display/src/display.c

@@ -36 +36 @@
 #include <ipcgfx/client.h>
 #include <loc.h>
+#include <mem.h>
 #include <stdlib.h>
 
@@ -133 +134 @@
 }
 
+/** Initialize window parameters structure.
+ *
+ * @param params Window parameters structure
+ */
+void display_wnd_params_init(display_wnd_params_t *params)
+{
+        memset(params, 0, sizeof(*params));
+}
+
 /** Create a display window.
  *
  * @param display Display
+ * @param params Window parameters
  * @param cb Callback functions
  * @param cb_arg Argument to callback functions
@@ -141 +152 @@
  * @return EOK on success or an error code
  */
-errno_t display_window_create(display_t *display, display_wnd_cb_t *cb,
-    void *cb_arg, display_window_t **rwindow)
+errno_t display_window_create(display_t *display, display_wnd_params_t *params,
+    display_wnd_cb_t *cb, void *cb_arg, display_window_t **rwindow)
 {
         display_window_t *window;
         async_exch_t *exch;
-        sysarg_t wnd_id;
+        aid_t req;
+        ipc_call_t answer;
         errno_t rc;
 
@@ -154 +166 @@
 
         exch = async_exchange_begin(display->sess);
-        rc = async_req_0_1(exch, DISPLAY_WINDOW_CREATE, &wnd_id);
-
-        async_exchange_end(exch);
-
-        if (rc != EOK) {
-                free(window);
-                return rc;
-        }
+        req = async_send_0(exch, DISPLAY_WINDOW_CREATE, &answer);
+        rc = async_data_write_start(exch, params, sizeof (display_wnd_params_t));
+        async_exchange_end(exch);
+        if (rc != EOK) {
+                async_forget(req);
+                return rc;
+        }
+
+        async_wait_for(req, &rc);
+        if (rc != EOK)
+                return rc;
 
         window->display = display;
-        window->id = wnd_id;
+        window->id = ipc_get_arg1(&answer);
         window->cb = cb;
         window->cb_arg = cb_arg;