KernelLand/Modules/USB/HID/keyboard.c

   1 /*
   2  * Acess2 USB Stack HID Driver
   3  * - By John Hodge (thePowersGang)
   4  *
   5  * keyboard.c
   6  * - Keyboard translation
   7  */
   8 #define DEBUG   0
   9 #include <fs_devfs.h>
  10 #include <Input/Keyboard/include/keyboard.h>
  11
  12 typedef struct sUSB_Keyboard    tUSB_Keyboard;
  13
  14 // === STRUCTURES ===
  15 struct sUSB_Keyboard
  16 {
  17         tKeyboard *Info;
  18 };
  19
  20 // === PROTOTYPES ===
  21 void    HID_Kb_DataAvail(tUSBInterface *Dev, int EndPt, int Length, void *Data);
  22
  23 tHID_ReportCallbacks    *HID_Kb_Report_Collection(tUSBInterface *Dev, tHID_ReportGlobalState *Global, tHID_ReportLocalState *Local, Uint32 Value);
  24 void    HID_Kb_Report_EndCollection(tUSBInterface *Dev);
  25 void    HID_Kb_Report_Input(tUSBInterface *Dev, tHID_ReportGlobalState *Global, tHID_ReportLocalState *Local, Uint32 Value);
  26
  27 // === GLOBALS ===
  28 tHID_ReportCallbacks    gHID_Kb_ReportCBs = {
  29         .Collection = HID_Kb_Report_Collection,
  30         .EndCollection = HID_Kb_Report_EndCollection,
  31         .Input = HID_Kb_Report_Input
  32 };
  33
  34 // === CODE ===
  35 void HID_Kb_DataAvail(tUSBInterface *Dev, int EndPt, int Length, void *Data)
  36 {
  37
  38 }
  39
  40 // --- ---
  41 tHID_ReportCallbacks *HID_Kb_Report_Collection(
  42         tUSBInterface *Dev, tHID_ReportGlobalState *Global, tHID_ReportLocalState *Local,
  43         Uint32 Value
  44         )
  45 {
  46         tUSB_Keyboard   *info;
  47
  48         info = USB_GetDeviceDataPtr(Dev);
  49         if( !info )
  50         {
  51                 info = malloc( sizeof(tUSB_Keyboard) );
  52                 USB_SetDeviceDataPtr(Dev, info);
  53                 info->Keyboard = NULL;
  54                 info->CollectionDepth = 1;
  55         }
  56         else
  57         {
  58                 info->CollectionDepth ++;
  59         }
  60
  61         return &gHID_Kb_ReportCBs;
  62 }
  63
  64 void HID_Kb_Report_EndCollection(tUSBInterface *Dev)
  65 {
  66         tUSB_Keyboard   *info;
  67
  68         info = USB_GetDeviceDataPtr(Dev);
  69         if( !info )     return ;
  70
  71         info->CollectionDepth --;
  72         if( info->CollectionDepth == 0 )
  73         {
  74                 info->Keyboard = Keyboard_CreateInstance(0, "USBKeyboard");
  75         }
  76 }
  77
  78 void HID_Kb_Report_Input(tUSBInterface *Dev, tHID_ReportGlobalState *Global, tHID_ReportLocalState *Local, Uint32 Value)
  79 {
  80
  81 }
  82