Changeset 051f96b in mainline for uspace/app/usbinfo/hid.c

Timestamp:

2011-06-17T20:53:34Z (13 years ago)

Author:

Vojtech Horky <vojtechhorky@…>

Branches:

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

Children:

2e833cf7

Parents:

e9c02b7

Message:

Another option for usbinfo

File:

• uspace/app/usbinfo/hid.c (modified) (6 diffs)

uspace/app/usbinfo/hid.c

@@ -44 +44 @@
 #define BYTES_PER_LINE 20
 
+typedef enum {
+        HID_DUMP_RAW,
+        HID_DUMP_USAGES
+} hid_dump_type_t;
+
 typedef struct {
         usbinfo_device_t *dev;
+        hid_dump_type_t dump_type;
         usb_standard_interface_descriptor_t *last_iface;
 } descriptor_walk_context_t;
@@ -85 +91 @@
 }
 
-/** Dumps HID report in pseudo human-readable format.
+/** Dumps usages in HID report.
  *
  * @param iface_no USB interface the report belongs to.
  * @param report Parsed report descriptor.
  */
-static void dump_hid_report_brief(int iface_no, usb_hid_report_t *report)
+static void dump_hid_report_usages(int iface_no, usb_hid_report_t *report)
 {
         printf("%sParsed HID report descriptor for interface %d\n",
@@ -110 +116 @@
 /** Retrieves HID report from given USB device and dumps it.
  *
+ * @param dump_type In which format to dump the report.
  * @param ctrl_pipe Default control pipe to the device.
  * @param iface_no Interface number.
  * @param report_size Size of the report descriptor.
  */
-static void retrieve_and_dump_hid_report(usb_pipe_t *ctrl_pipe,
-    uint8_t iface_no, size_t report_size)
+static void retrieve_and_dump_hid_report(hid_dump_type_t dump_type,
+    usb_pipe_t *ctrl_pipe, uint8_t iface_no, size_t report_size)
 {
         assert(report_size > 0);
@@ -146 +153 @@
         }
 
-        dump_hid_report_raw(iface_no, raw_report, report_size);
-        dump_hid_report_brief(iface_no, &report);
+        switch (dump_type) {
+        case HID_DUMP_RAW:
+                dump_hid_report_raw(iface_no, raw_report, report_size);
+                break;
+        case HID_DUMP_USAGES:
+                dump_hid_report_usages(iface_no, &report);
+                break;
+        default:
+                assert(false && "unreachable code apparently reached");
+        }
 
         free(raw_report);
@@ -195 +210 @@
         }
 
-        retrieve_and_dump_hid_report(&context->dev->ctrl_pipe,
-            context->last_iface->interface_number, report_size);
-}
-
-
-void dump_hidreport(usbinfo_device_t *dev)
+        retrieve_and_dump_hid_report(context->dump_type,
+            &context->dev->ctrl_pipe, context->last_iface->interface_number,
+            report_size);
+}
+
+
+void dump_hidreport_raw(usbinfo_device_t *dev)
 {
         descriptor_walk_context_t context = {
                 .dev = dev,
+                .dump_type = HID_DUMP_RAW,
                 .last_iface = NULL
         };
@@ -213 +230 @@
 }
 
+void dump_hidreport_usages(usbinfo_device_t *dev)
+{
+        descriptor_walk_context_t context = {
+                .dev = dev,
+                .dump_type = HID_DUMP_USAGES,
+                .last_iface = NULL
+        };
+
+        usb_dp_walk_simple(dev->full_configuration_descriptor,
+            dev->full_configuration_descriptor_size,
+            usb_dp_standard_descriptor_nesting,
+            descriptor_walk_callback, &context);
+}
+
 /** @}
  */