libfile.lst

威望公司MP3 + USB MCU 的参考软件

C51 COMPILER V8.01   LIBFILE                                                               04/17/2008 09:46:03 PAGE 1   


C51 COMPILER V8.01, COMPILATION OF MODULE LIBFILE
OBJECT MODULE PLACED IN .\Debug\libfile.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE file\libfile.c LARGE OPTIMIZE(9,SIZE) NOINTPROMOTE INCDIR(.\common;.\e2prom
                    -;.\file;.\fmtx;.\ir;.\keyboard;.\lcm;.\led;.\main;.\matrixkey;.\mp3ctrl;.\sd;.\usbhost;.\include;.\lib) DEBUG OBJECTEXTE
                    -ND PRINT(.\Debug\libfile.lst) OBJECT(.\Debug\libfile.obj)

line level    source

   1          /****************************************************************
   2          *                      Viaon Technology (Suzhou) Co.,Ltd
   3          *
   4          *    Copyright 2007, Viaon Technology (Suzhou) Co.,Ltd,Suzhou,China
   5          *                    All rights reserved.
   6          *
   7          *
   8          * Filename:             libfile.c
   9          *
  10          * Programmer:           Greg 
  11          *
  12          * Created:              1/2/2008
  13          *
  14          * Description:          public functions 
  15          *              
  16          *        
  17          * Change History (most recent first):   2008.1.2
  18          ****************************************************************/
  19          //#include <string.h>
  20          
  21          #include "common.h"
  22          #include "utiltypedef.h"
  23          #include "libfat.h"
  24          #include "libdir.h"
  25          #include "libchain.h"
  26          #include "libfile.h"
  27          #include "va4010reg.h"
  28          #include "libdrive.h"
  29          
  30          /*
  31          *******************************************************************************
  32          *        CONSTANTS
  33          *******************************************************************************
  34          */
  35          
  36          /*
  37          *******************************************************************************
  38          *        LOCAL MACROS
  39          *******************************************************************************
  40          */
  41          
  42          /*
  43          *******************************************************************************
  44          *        GLOBAL DATA TYPES 
  45          *******************************************************************************
  46          */
  47          
  48          /*
  49          *******************************************************************************
  50          *        LOCAL VARIABLE
  51          *******************************************************************************
  52          */
  53          
C51 COMPILER V8.01   LIBFILE                                                               04/17/2008 09:46:03 PAGE 2   

  54          static STREAM   StreamTable[FS_MAX_STREAM];    
  55          static UDWORD    HandleCounter;                // counter of file table
  56          
  57          /*
  58          *******************************************************************************
  59          *        LOCAL FUNCTIONS
  60          *******************************************************************************
  61          */
  62          #if 0
                      // separate the read/write region into three segment, head, body and tail, the head and tail part may not
             - exist
                      //将要读取的数据根据chain->Point以sector为边界分成head(不满一个sector), body(若干个Sectors), tail(不满一