From 9ef29ea2293dde7225360fe258224d22d3a68756 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A1szl=C3=B3=20Monda?= <laci@monda.hu>
Date: Sun, 6 Oct 2013 22:16:20 +0200
Subject: Extract interface numbers into enums.

---
 Demos/Device/LowLevel/KeyboardMouse/Descriptors.c | 38 ++++++++++++-----------
 1 file changed, 20 insertions(+), 18 deletions(-)

(limited to 'Demos/Device/LowLevel/KeyboardMouse/Descriptors.c')

diff --git a/Demos/Device/LowLevel/KeyboardMouse/Descriptors.c b/Demos/Device/LowLevel/KeyboardMouse/Descriptors.c
index d45cd593f..4a339f415 100644
--- a/Demos/Device/LowLevel/KeyboardMouse/Descriptors.c
+++ b/Demos/Device/LowLevel/KeyboardMouse/Descriptors.c
@@ -168,7 +168,7 @@ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 		{
 			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
 
-			.InterfaceNumber        = 0x00,
+			.InterfaceNumber        = INTERFACE_ID_Keyboard,
 			.AlternateSetting       = 0x00,
 
 			.TotalEndpoints         = 2,
@@ -215,7 +215,7 @@ const USB_Descriptor_Configuration_t PROGMEM ConfigurationDescriptor =
 		{
 			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
 
-			.InterfaceNumber        = 0x01,
+			.InterfaceNumber        = INTERFACE_ID_Mouse,
 			.AlternateSetting       = 0x00,
 
 			.TotalEndpoints         = 1,
@@ -327,27 +327,29 @@ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
 
 			break;
 		case HID_DTYPE_HID:
-			if (!(wIndex))
+			switch (wIndex)
 			{
-				Address = &ConfigurationDescriptor.HID1_KeyboardHID;
-				Size    = sizeof(USB_HID_Descriptor_HID_t);
-			}
-			else
-			{
-				Address = &ConfigurationDescriptor.HID2_MouseHID;
-				Size    = sizeof(USB_HID_Descriptor_HID_t);
+				case (INTERFACE_ID_Keyboard):
+					Address = &ConfigurationDescriptor.HID1_KeyboardHID;
+					Size    = sizeof(USB_HID_Descriptor_HID_t);
+					break;
+				case (INTERFACE_ID_Mouse):
+					Address = &ConfigurationDescriptor.HID2_MouseHID;
+					Size    = sizeof(USB_HID_Descriptor_HID_t);
+					break;
 			}
 			break;
 		case HID_DTYPE_Report:
-			if (!(wIndex))
+			switch (wIndex)
 			{
-				Address = &KeyboardReport;
-				Size    = sizeof(KeyboardReport);
-			}
-			else
-			{
-				Address = &MouseReport;
-				Size    = sizeof(MouseReport);
+				case INTERFACE_ID_Keyboard:
+					Address = &KeyboardReport;
+					Size    = sizeof(KeyboardReport);
+					break;
+				case INTERFACE_ID_Mouse:
+					Address = &MouseReport;
+					Size    = sizeof(MouseReport);
+					break;
 			}
 
 			break;
-- 
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