Changeset c0757e1f in mainline for uspace/lib/dispcfg/src/dispcfg_srv.c

Timestamp:

2023-04-19T11:13:06Z (20 months ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

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

Children:

37087c8

Parents:

ec8ef12

Message:

UI display configuration utility

In addition to the command-line utility 'disp', we introduce its UI
equivalent 'display-cfg'. Currently this allows the user to configure
seats in a very comfortable way.

File:

• uspace/lib/dispcfg/src/dispcfg_srv.c (modified) (2 diffs)

uspace/lib/dispcfg/src/dispcfg_srv.c

@@ -293 +293 @@
 }
 
+static void dispcfg_get_asgn_dev_list_srv(dispcfg_srv_t *srv, ipc_call_t *icall)
+{
+        sysarg_t seat_id;
+        ipc_call_t call;
+        dispcfg_dev_list_t *list = NULL;
+        size_t size;
+        errno_t rc;
+
+        seat_id = ipc_get_arg1(icall);
+
+        if (srv->ops->get_asgn_dev_list == NULL) {
+                async_answer_0(icall, ENOTSUP);
+                return;
+        }
+
+        rc = srv->ops->get_asgn_dev_list(srv->arg, seat_id, &list);
+        if (rc != EOK) {
+                async_answer_0(icall, rc);
+                return;
+        }
+
+        /* Send list size */
+
+        if (!async_data_read_receive(&call, &size)) {
+                dispcfg_free_dev_list(list);
+                async_answer_0(&call, EREFUSED);
+                async_answer_0(icall, EREFUSED);
+                return;
+        }
+
+        if (size != sizeof(list->ndevs)) {
+                dispcfg_free_dev_list(list);
+                async_answer_0(&call, EINVAL);
+                async_answer_0(icall, EINVAL);
+                return;
+        }
+
+        rc = async_data_read_finalize(&call, &list->ndevs, size);
+        if (rc != EOK) {
+                dispcfg_free_dev_list(list);
+                async_answer_0(&call, rc);
+                async_answer_0(icall, rc);
+                return;
+        }
+
+        /* Send device list */
+
+        if (!async_data_read_receive(&call, &size)) {
+                dispcfg_free_dev_list(list);
+                async_answer_0(&call, EREFUSED);
+                async_answer_0(icall, EREFUSED);
+                return;
+        }
+
+        if (size != list->ndevs * sizeof(sysarg_t)) {
+                dispcfg_free_dev_list(list);
+                async_answer_0(&call, EINVAL);
+                async_answer_0(icall, EINVAL);
+                return;
+        }
+
+        rc = async_data_read_finalize(&call, list->devs, size);
+        if (rc != EOK) {
+                dispcfg_free_dev_list(list);
+                async_answer_0(&call, rc);
+                async_answer_0(icall, rc);
+                return;
+        }
+
+        async_answer_0(icall, EOK);
+        dispcfg_free_dev_list(list);
+}
+
 static void dispcfg_get_event_srv(dispcfg_srv_t *srv, ipc_call_t *icall)
 {
@@ -372 +445 @@
                 case DISPCFG_DEV_UNASSIGN:
                         dispcfg_dev_unassign_srv(srv, &call);
+                        break;
+                case DISPCFG_GET_ASGN_DEV_LIST:
+                        dispcfg_get_asgn_dev_list_srv(srv, &call);
                         break;
                 case DISPCFG_GET_EVENT: