Commit for the 090810 release.

[pub/USBasp.git] / Demos / Device / ClassDriver / KeyboardMouse / KeyboardMouse.c

diff --git a/Demos/Device/ClassDriver/KeyboardMouse/KeyboardMouse.c b/Demos/Device/ClassDriver/KeyboardMouse/KeyboardMouse.c
index 45a2c52..e219990 100644 (file)
--- a/Demos/Device/ClassDriver/KeyboardMouse/KeyboardMouse.c
+++ b/Demos/Device/ClassDriver/KeyboardMouse/KeyboardMouse.c
@@ -37,6 +37,12 @@
 \r
 #include "KeyboardMouse.h"\r
 \r
+/** Buffer to hold the previously generated Keyboard HID report, for comparison purposes inside the HID class driver. */\r
+uint8_t PrevKeyboardHIDReportBuffer[sizeof(USB_KeyboardReport_Data_t)];\r
+\r
+/** Buffer to hold the previously generated Mouse HID report, for comparison purposes inside the HID class driver. */\r
+uint8_t PrevMouseHIDReportBuffer[sizeof(USB_MouseReport_Data_t)];\r
+\r
 /** LUFA HID Class driver interface configuration and state information. This structure is\r
  *  passed to all HID Class driver functions, so that multiple instances of the same class\r
  *  within a device can be differentiated from one another. This is for the keyboard HID\r
@@ -50,6 +56,9 @@ USB_ClassInfo_HID_Device_t Keyboard_HID_Interface =
 \r
                                .ReportINEndpointNumber  = KEYBOARD_IN_EPNUM,\r
                                .ReportINEndpointSize    = HID_EPSIZE,\r
+\r
+                               .PrevReportINBuffer      = PrevKeyboardHIDReportBuffer,\r
+                               .PrevReportINBufferSize  = sizeof(PrevKeyboardHIDReportBuffer),\r
                        },\r
        };\r
        \r
@@ -66,12 +75,10 @@ USB_ClassInfo_HID_Device_t Mouse_HID_Interface =
 \r
                                .ReportINEndpointNumber  = MOUSE_IN_EPNUM,\r
                                .ReportINEndpointSize    = HID_EPSIZE,\r
-                       },\r
-                       \r
-               .State =\r
-                       {\r
-                               // Leave all state values to their defaults\r
-                       }                       \r
+\r
+                               .PrevReportINBuffer      = PrevMouseHIDReportBuffer,\r
+                               .PrevReportINBufferSize  = sizeof(PrevMouseHIDReportBuffer),\r
+                       },              \r
        };\r
 \r
 /** Main program entry point. This routine contains the overall program flow, including initial\r
@@ -114,19 +121,19 @@ void SetupHardware()
 }\r
 \r
 /** Event handler for the library USB Connection event. */\r
-void EVENT_USB_Connect(void)\r
+void EVENT_USB_Device_Connect(void)\r
 {\r
     LEDs_SetAllLEDs(LEDMASK_USB_ENUMERATING);\r
 }\r
 \r
 /** Event handler for the library USB Disconnection event. */\r
-void EVENT_USB_Disconnect(void)\r
+void EVENT_USB_Device_Disconnect(void)\r
 {\r
     LEDs_SetAllLEDs(LEDMASK_USB_NOTREADY);\r
 }\r
 \r
 /** Event handler for the library USB Configuration Changed event. */\r
-void EVENT_USB_ConfigurationChanged(void)\r
+void EVENT_USB_Device_ConfigurationChanged(void)\r
 {\r
        LEDs_SetAllLEDs(LEDMASK_USB_READY);\r
 \r
@@ -137,21 +144,18 @@ void EVENT_USB_ConfigurationChanged(void)
          LEDs_SetAllLEDs(LEDMASK_USB_ERROR);\r
 }\r
 \r
-/** Event handler for the library USB Unhandled Control Packet event. */\r
-void EVENT_USB_UnhandledControlPacket(void)\r
+/** Event handler for the library USB Unhandled Control Request event. */\r
+void EVENT_USB_Device_UnhandledControlRequest(void)\r
 {\r
-       HID_Device_ProcessControlPacket(&Keyboard_HID_Interface);\r
-       HID_Device_ProcessControlPacket(&Mouse_HID_Interface);\r
+       HID_Device_ProcessControlRequest(&Keyboard_HID_Interface);\r
+       HID_Device_ProcessControlRequest(&Mouse_HID_Interface);\r
 }\r
 \r
 /** ISR to keep track of each millisecond interrupt, for determining the HID class idle period remaining when set. */\r
 ISR(TIMER0_COMPA_vect, ISR_BLOCK)\r
 {\r
-       if (Keyboard_HID_Interface.State.IdleMSRemaining)\r
-         Keyboard_HID_Interface.State.IdleMSRemaining--;\r
-\r
-       if (Mouse_HID_Interface.State.IdleMSRemaining)\r
-         Mouse_HID_Interface.State.IdleMSRemaining--;\r
+       HID_Device_MillisecondElapsed(&Keyboard_HID_Interface);\r
+       HID_Device_MillisecondElapsed(&Mouse_HID_Interface);\r
 }\r
 \r
 /** HID class driver callback function for the creation of HID reports to the host.\r
@@ -159,10 +163,12 @@ ISR(TIMER0_COMPA_vect, ISR_BLOCK)
  *  \param[in] HIDInterfaceInfo  Pointer to the HID class interface configuration structure being referenced\r
  *  \param[in,out] ReportID  Report ID requested by the host if non-zero, otherwise callback should set to the generated report ID\r
  *  \param[out] ReportData  Pointer to a buffer where the created report should be stored\r
+ *  \param[out] ReportSize  Number of bytes written in the report (or zero if no report is to be sent\r
  *\r
- *  \return Number of bytes written in the report (or zero if no report is to be sent\r
+ *  \return Boolean true to force the sending of the report, false to let the library determine if it needs to be sent\r
  */\r
-uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, uint8_t* const ReportID, void* ReportData)\r
+bool CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo, uint8_t* const ReportID,\r
+                                         void* ReportData, uint16_t* ReportSize)\r
 {\r
        uint8_t JoyStatus_LCL    = Joystick_GetStatus();\r
        uint8_t ButtonStatus_LCL = Buttons_GetStatus();\r
@@ -187,8 +193,9 @@ uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const H
 \r
                if (JoyStatus_LCL & JOY_PRESS)\r
                  KeyboardReport->KeyCode[0] = 0x08; // E\r
-                 \r
-               return sizeof(USB_KeyboardReport_Data_t);\r
+               \r
+               *ReportSize = sizeof(USB_KeyboardReport_Data_t);\r
+               return false;\r
        }\r
        else\r
        {\r
@@ -211,7 +218,8 @@ uint16_t CALLBACK_HID_Device_CreateHIDReport(USB_ClassInfo_HID_Device_t* const H
                if (JoyStatus_LCL & JOY_PRESS)\r
                  MouseReport->Button  = (1 << 0);\r
                \r
-               return sizeof(USB_MouseReport_Data_t);          \r
+               *ReportSize = sizeof(USB_MouseReport_Data_t);\r
+               return true;            \r
        }\r
 }\r
 \r