Changes in uspace/drv/test1/test1.c [7551706b:ebcb05a] in mainline

File:

• uspace/drv/test1/test1.c (modified) (4 diffs)

uspace/drv/test1/test1.c

@@ -34 +34 @@
 #include <errno.h>
 #include <str_error.h>
+#include <ddf/driver.h>
+#include <ddf/log.h>
+
 #include "test1.h"
 
-static int add_device(device_t *dev);
+static int test1_add_device(ddf_dev_t *dev);
 
 static driver_ops_t driver_ops = {
-        .add_device = &add_device
+        .add_device = &test1_add_device
 };
 
-static driver_t the_driver = {
+static driver_t test1_driver = {
         .name = NAME,
         .driver_ops = &driver_ops
@@ -55 +58 @@
  * @param score Device match score.
  */
-static void register_child_verbose(device_t *parent, const char *message,
-    const char *name, const char *match_id, int match_score)
+static int register_fun_verbose(ddf_dev_t *parent, const char *message,
+    const char *name, const char *match_id, int match_score,
+    int expected_rc)
 {
-        printf(NAME ": registering child device `%s': %s.\n",
-           name, message);
+        ddf_fun_t *fun = NULL;
+        int rc;
 
-        int rc = child_device_register_wrapper(parent, name,
-            match_id, match_score);
+        ddf_msg(LVL_DEBUG, "Registering function `%s': %s.", name, message);
 
-        if (rc == EOK) {
-                printf(NAME ": registered child device `%s'.\n", name);
-        } else {
-                printf(NAME ": failed to register child `%s' (%s).\n",
-                    name, str_error(rc));
+        fun = ddf_fun_create(parent, fun_inner, name);
+        if (fun == NULL) {
+                ddf_msg(LVL_ERROR, "Failed creating function %s", name);
+                rc = ENOMEM;
+                goto leave;
         }
+
+        rc = ddf_fun_add_match_id(fun, str_dup(match_id), match_score);
+        if (rc != EOK) {
+                ddf_msg(LVL_ERROR, "Failed adding match IDs to function %s",
+                    name);
+                goto leave;
+        }
+
+        rc = ddf_fun_bind(fun);
+        if (rc != EOK) {
+                ddf_msg(LVL_ERROR, "Failed binding function %s: %s", name,
+                    str_error(rc));
+                goto leave;
+        }
+
+        ddf_msg(LVL_NOTE, "Registered child device `%s'", name);
+        rc = EOK;
+
+leave:
+        if (rc != expected_rc) {
+                fprintf(stderr,
+                    NAME ": Unexpected error registering function `%s'.\n" 
+                    NAME ":     Expected \"%s\" but got \"%s\".\n",
+                    name, str_error(expected_rc), str_error(rc));
+        }
+
+        if ((rc != EOK) && (fun != NULL)) {
+                ddf_fun_destroy(fun);
+        }
+
+        return rc;
 }
 
@@ -89 +123 @@
  * @return Error code reporting success of the operation.
  */
-static int add_device(device_t *dev)
+static int test1_add_device(ddf_dev_t *dev)
 {
-        printf(NAME ": add_device(name=\"%s\", handle=%d)\n",
+        ddf_fun_t *fun_a;
+        int rc;
+
+        ddf_msg(LVL_DEBUG, "add_device(name=\"%s\", handle=%d)",
             dev->name, (int) dev->handle);
 
-        add_device_to_class(dev, "virtual");
+        fun_a = ddf_fun_create(dev, fun_exposed, "a");
+        if (fun_a == NULL) {
+                ddf_msg(LVL_ERROR, "Failed creating function 'a'.");
+                return ENOMEM;
+        }
+
+        rc = ddf_fun_bind(fun_a);
+        if (rc != EOK) {
+                ddf_msg(LVL_ERROR, "Failed binding function 'a'.");
+                return rc;
+        }
+
+        ddf_fun_add_to_class(fun_a, "virtual");
 
         if (str_cmp(dev->name, "null") == 0) {
-                dev->ops = &char_device_ops;
-                add_device_to_class(dev, "virt-null");
-        } else if (dev->parent == NULL) {
-                register_child_verbose(dev, "cloning myself ;-)", "clone",
-                    "virtual&test1", 10);
+                fun_a->ops = &char_device_ops;
+                ddf_fun_add_to_class(fun_a, "virt-null");
+        } else if (str_cmp(dev->name, "test1") == 0) {
+                (void) register_fun_verbose(dev,
+                    "cloning myself ;-)", "clone",
+                    "virtual&test1", 10, EOK);
+                (void) register_fun_verbose(dev,
+                    "cloning myself twice ;-)", "clone",
+                    "virtual&test1", 10, EEXISTS);
         } else if (str_cmp(dev->name, "clone") == 0) {
-                register_child_verbose(dev, "run by the same task", "child",
-                    "virtual&test1&child", 10);
+                (void) register_fun_verbose(dev,
+                    "run by the same task", "child",
+                    "virtual&test1&child", 10, EOK);
         }
 
-        printf(NAME ": device `%s' accepted.\n", dev->name);
+        ddf_msg(LVL_DEBUG, "Device `%s' accepted.", dev->name);
 
         return EOK;
@@ -115 +169 @@
 {
         printf(NAME ": HelenOS test1 virtual device driver\n");
-        return driver_main(&the_driver);
+        ddf_log_init(NAME, LVL_ERROR);
+        return ddf_driver_main(&test1_driver);
 }