Add symbolic names for USB Device String Descriptors within the demos, applications and bootloaders.

2 files changed, 24 insertions, 13 deletions

diff --git a/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.c b/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.c
index 64f7f4075..8bf92371d 100644
--- a/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.c
+++ b/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.c
@@ -59,8 +59,8 @@ const USB_Descriptor_Device_t PROGMEM DeviceDescriptor =
 	.ProductID              = 0x2065,
 	.ReleaseNumber          = VERSION_BCD(00.01),
 
-	.ManufacturerStrIndex   = 0x01,
-	.ProductStrIndex        = 0x02,
+	.ManufacturerStrIndex   = STRING_ID_Manufacturer,
+	.ProductStrIndex        = STRING_ID_Product,
 	.SerialNumStrIndex      = USE_INTERNAL_SERIAL,
 
 	.NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
@@ -197,15 +197,15 @@ uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
 		case DTYPE_String:
 			switch (DescriptorNumber)
 			{
-				case 0x00:
+				case STRING_ID_Language:
 					Address = &LanguageString;
 					Size    = pgm_read_byte(&LanguageString.Header.Size);
 					break;
-				case 0x01:
+				case STRING_ID_Manufacturer:
 					Address = &ManufacturerString;
 					Size    = pgm_read_byte(&ManufacturerString.Header.Size);
 					break;
-				case 0x02:
+				case STRING_ID_Product:
 					Address = &ProductString;
 					Size    = pgm_read_byte(&ProductString.Header.Size);
 					break;
diff --git a/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.h b/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.h
index f44fceebe..9beb3d272 100644
--- a/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.h
+++ b/Demos/Device/Incomplete/TestAndMeasurement/Descriptors.h
@@ -1,7 +1,7 @@
 /*
              LUFA Library
      Copyright (C) Dean Camera, 2013.
-              
+
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
@@ -10,13 +10,13 @@
   Copyright 2013  Dean Camera (dean [at] fourwalledcubicle [dot] com)
   Copyright 2010  Peter Lawrence (majbthrd [at] gmail [dot] com)
 
-  Permission to use, copy, modify, distribute, and sell this 
+  Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
-  without fee, provided that the above copyright notice appear in 
+  without fee, provided that the above copyright notice appear in
   all copies and that both that the copyright notice and this
-  permission notice and warranty disclaimer appear in supporting 
-  documentation, and that the name of the author not be used in 
-  advertising or publicity pertaining to distribution of the 
+  permission notice and warranty disclaimer appear in supporting
+  documentation, and that the name of the author not be used in
+  advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
   The author disclaims all warranties with regard to this
@@ -33,7 +33,7 @@
  *
  *  Header file for Descriptors.c.
  */
- 
+
 #ifndef _DESCRIPTORS_H_
 #define _DESCRIPTORS_H_
 
@@ -66,7 +66,7 @@
 		typedef struct
 		{
 			USB_Descriptor_Configuration_Header_t Config;
-			
+
 			// Test and Measurement Interface
 			USB_Descriptor_Interface_t            TM_Interface;
 			USB_Descriptor_Endpoint_t             TM_DataOutEndpoint;
@@ -74,6 +74,17 @@
 			USB_Descriptor_Endpoint_t             TM_NotificationEndpoint;
 		} USB_Descriptor_Configuration_t;
 
+		/** Enum for the device string descriptor IDs within the device. Each string descriptor should
+		 *  have a unique ID index associated with it, which can be used to refer to the string from
+		 *  other descriptors.
+		 */
+		enum StringDescriptors_t
+		{
+		    STRING_ID_Language      = 0, /**< Supported Languages string descriptor ID (must be zero) */
+		    STRING_ID_Manufacturer  = 1, /**< Manufacturer string ID */
+		    STRING_ID_Product       = 2, /**< Product string ID */
+		};
+
 	/* Function Prototypes: */
 		uint16_t CALLBACK_USB_GetDescriptor(const uint16_t wValue,
 		                                    const uint8_t wIndex,