X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/1d433d4506113c95285f633e3553ff62d4cfd05d..b3aaffb792aed373fecd4af16478cb3c2b8c2a8f:/Projects/Magstripe/Magstripe.c?ds=inline

diff --git a/Projects/Magstripe/Magstripe.c b/Projects/Magstripe/Magstripe.c
index ebdee367b..6e41ce67f 100644
--- a/Projects/Magstripe/Magstripe.c
+++ b/Projects/Magstripe/Magstripe.c
@@ -1,6 +1,6 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2011.
+     Copyright (C) Dean Camera, 2012.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
@@ -8,7 +8,7 @@
 
 /*
   Copyright 2010  Denver Gingerich (denver [at] ossguy [dot] com)
-  Copyright 2011  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2012  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
@@ -40,13 +40,13 @@
 /** Bit buffers to hold the read bits for each of the three magnetic card tracks before they are transmitted
  *  to the host as keyboard presses.
  */
-BitBuffer_t TrackDataBuffers[TOTAL_TRACKS];
+static BitBuffer_t TrackDataBuffers[TOTAL_TRACKS];
 
 /** Pointer to the current track buffer being sent to the host. */
-BitBuffer_t* CurrentTrackBuffer = &TrackDataBuffers[TOTAL_TRACKS];
+static BitBuffer_t* CurrentTrackBuffer = &TrackDataBuffers[TOTAL_TRACKS];
 
 /** Buffer to hold the previously generated Keyboard HID report, for comparison purposes inside the HID class driver. */
-uint8_t PrevKeyboardHIDReportBuffer[sizeof(USB_KeyboardReport_Data_t)];
+static uint8_t PrevKeyboardHIDReportBuffer[sizeof(USB_KeyboardReport_Data_t)];
 
 /** LUFA HID Class driver interface configuration and state information. This structure is
  *  passed to all HID Class driver functions, so that multiple instances of the same class
@@ -67,6 +67,7 @@ USB_ClassInfo_HID_Device_t Keyboard_HID_Interface =
 			},
 	};
 
+
 /** Main program entry point. This routine contains the overall program flow, including initial
  *  setup of all components and the main program loop.
  */
@@ -163,11 +164,11 @@ void EVENT_USB_Device_StartOfFrame(void)
 
 /** HID class driver callback function for the creation of HID reports to the host.
  *
- *  \param[in] HIDInterfaceInfo  Pointer to the HID class interface configuration structure being referenced
- *  \param[in,out] ReportID  Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID
- *  \param[in] ReportType  Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature
- *  \param[out] ReportData  Pointer to a buffer where the created report should be stored
- *  \param[out] ReportSize  Number of bytes written in the report (or zero if no report is to be sent
+ *  \param[in]     HIDInterfaceInfo  Pointer to the HID class interface configuration structure being referenced
+ *  \param[in,out] ReportID    Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID
+ *  \param[in]     ReportType  Type of the report to create, either HID_REPORT_ITEM_In or HID_REPORT_ITEM_Feature
+ *  \param[out]    ReportData  Pointer to a buffer where the created report should be stored
+ *  \param[out]    ReportSize  Number of bytes written in the report (or zero if no report is to be sent)
  *
  *  \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent
  */
@@ -219,6 +220,6 @@ void CALLBACK_HID_Device_ProcessHIDReport(USB_ClassInfo_HID_Device_t* const HIDI
                                           const void* ReportData,
                                           const uint16_t ReportSize)
 {
-	// Unused (but mandatory for the HID class driver) in this demo, since there are no Host->Device reports
+	// Ignore keyboard LED reports from the host, but still need to declare the callback routine
 }