Changeset cc5908e in mainline for uspace/lib/usb/src/host.c

Timestamp:

2011-05-07T14:28:51Z (13 years ago)

Author:

Matej Klonfar <maklf@…>

Branches:

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

Children:

252cf2a, 68b614e

Parents:

bd2394b (diff), 7205209 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Message:

Development changes merged

File:

• uspace/lib/usb/src/host.c (moved) (moved from uspace/app/virtusbkbd/kbdconfig.h ) (2 diffs)

uspace/lib/usb/src/host.c

@@ -1 +1 @@
 /*
- * Copyright (c) 2010 Vojtech Horky
+ * Copyright (c) 2011 Vojtech Horky
  * All rights reserved.
  *
@@ -27 +27 @@
  */
 
-/** @addtogroup usbvirtkbd
+/** @addtogroup libusb
  * @{
  */
-/** @file
- * @brief USB keyboard configuration.
+/**
+ * @file
+ * Host controller common functions (implementation).
  */
-#ifndef VUK_KBDCONFIG_H_
-#define VUK_KBDCONFIG_H_
+#include <stdio.h>
+#include <str_error.h>
+#include <errno.h>
+#include <assert.h>
+#include <bool.h>
+#include <usb/host.h>
+#include <usb/descriptor.h>
+#include <devman.h>
 
-#include <usb/descriptor.h>
-#include "report.h"
-#include "descriptor.h"
+/** Get host controller handle by its class index.
+ *
+ * @param class_index Class index for the host controller.
+ * @param hc_handle Where to store the HC handle
+ *      (can be NULL for existence test only).
+ * @return Error code.
+ */
+int usb_ddf_get_hc_handle_by_class(size_t class_index,
+    devman_handle_t *hc_handle)
+{
+        char *class_index_str;
+        devman_handle_t hc_handle_tmp;
+        int rc;
 
-extern usb_standard_device_descriptor_t std_device_descriptor;
+        rc = asprintf(&class_index_str, "%zu", class_index);
+        if (rc < 0) {
+                return ENOMEM;
+        }
+        rc = devman_device_get_handle_by_class("usbhc", class_index_str,
+            &hc_handle_tmp, 0);
+        free(class_index_str);
+        if (rc != EOK) {
+                return rc;
+        }
 
-extern usb_standard_configuration_descriptor_t std_configuration_descriptor;
+        if (hc_handle != NULL) {
+                *hc_handle = hc_handle_tmp;
+        }
 
-extern usb_standard_interface_descriptor_t std_interface_descriptor;
+        return EOK;
+}
 
-extern usb_standard_endpoint_descriptor_t endpoint_descriptor;
-
-
-extern hid_descriptor_t hid_descriptor;
-
-extern report_descriptor_data_t report_descriptor;
-extern size_t report_descriptor_size;
-
-
-#endif
-/**
- * @}
+/** @}
  */