aplfw/system/file/drvobj.h

   1 /**
   2  *  Hyper Operating System  Application Framework
   3  *
   4  * @file  drvobj.h
   5  * @brief %jp{デバイスドライバオブジェクトの基本クラス}
   6  *
   7  * Copyright (C) 2006 by Project HOS
   8  * http://sourceforge.jp/projects/hos/
   9  */
  10
  11
  12 #ifndef __HOS__drvobj_h__
  13 #define __HOS__drvobj_h__
  14
  15
  16 #include "system/file/fileobj.h"
  17
  18 struct c_drvobj;
  19
  20 /* デバイスドライバオブジェクト基本クラス メソッドテーブル */
  21 typedef struct t_drvobj_methods
  22 {
  23         void      (*pfncDelete)(struct c_drvobj *self);
  24         HANDLE    (*pfncOpen)(struct c_drvobj *self, const char *pszPath, int iMode);
  25         FILE_ERR  (*pfncClose)(struct c_drvobj *self, C_FILEOBJ *pFileObj);
  26         FILE_ERR  (*pfncIoControl)(struct c_drvobj *self, C_FILEOBJ *pFileObj, int iFunc, void *pInBuf, FILE_SIZE InSize, const void *pOutBuf, FILE_SIZE OutSize);
  27         FILE_POS  (*pfncSeek)(struct c_drvobj *self, C_FILEOBJ *pFileObj, FILE_POS Offset, int iOrign);
  28         FILE_SIZE (*pfncRead)(struct c_drvobj *self, C_FILEOBJ *pFileObj, void *pBuf, FILE_SIZE Size);
  29         FILE_SIZE (*pfncWrite)(struct c_drvobj *self, C_FILEOBJ *pFileObj, const void *pData, FILE_SIZE Size);
  30         FILE_ERR  (*pfncFlush)(struct c_drvobj *self, C_FILEOBJ *pFileObj);
  31 } T_DRVOBJ_METHODS;
  32
  33
  34 /* デバイスドライバオブジェクト基本クラス */
  35 typedef struct c_drvobj
  36 {
  37         const T_DRVOBJ_METHODS *pMethods;
  38 } C_DRVOBJ;
  39
  40
  41 #ifdef __cplusplus
  42 extern "C" {
  43 #endif
  44
  45 void     DrvObj_Create(C_DRVOBJ *self, const T_DRVOBJ_METHODS *pMethods);               /**< コンストラクタ */
  46 void     DrvObj_Delete(C_DRVOBJ *self);                                                                                 /**< デストラクタ */
  47
  48 #define  DrvObj_Open(self, pszPath, iMode)                              ((self)->pMethods->pfncOpen((self), (pszPath), (iMode)))
  49 #define  DrvObj_Close(self, pFileObj)                                   ((self)->pMethods->pfncClose((self), (pFileObj)))
  50 #define  DrvObj_IoControl(self, pFileObj, iFunc, pInBuf, InSize, pOutBuf, OutSize)      \
  51                                                                                                                 ((self)->pMethods->pfncIoControl((self), (pFileObj), (iFunc), (pInBuf), (InSize), (pOutBuf), (OutSize)))
  52 #define  DrvObj_Seek(self, pFileObj, Offset, iOrign)    ((self)->pMethods->pfncSeek((self), (pFileObj), (Offset), (iOrign)))
  53 #define  DrvObj_Read(self, pFileObj, pBuf, Size)                ((self)->pMethods->pfncRead((self), (pFileObj), (pBuf), (Size)))
  54 #define  DrvObj_Write(self, pFileObj, pData, Size)              ((self)->pMethods->pfncWrite((self), (pFileObj), (pData), (Size)))
  55 #define  DrvObj_Flush(self, pFileObj)                                   ((self)->pMethods->pfncFlush((self), (pFileObj)))
  56
  57 #ifdef __cplusplus
  58 }
  59 #endif
  60
  61
  62 #endif  /* __HOS__drvobj_h__ */
  63
  64
  65 /* end of file */