dospartlibscsi.h

vxworks 下ata,scsi,以及IO口的 操作事例程序 对文件系统编程很有帮助

/* dosPartLibScsi.h - partition parsing/mounting/display routines. */
 
 /*
 modification history
 --------------------
 01c,10mar98,dmr   fixed error in title text (only)
 01b,15sep97,jkf   removed LCHS support.  LCHS only useful for MSDOS
                   versions below 3.3.
 01a,01sep97,jkf   written.
 */
 
 
 #ifndef __INCdosPartLibScsih    /* Avoid any multiple inclusions */
 #define __INCdosPartLibScsih
 
 #ifdef __cplusplus             /* Maintain C++ compatibility */
 extern "C" {
 #endif /* __cplusplus */
 
 /* includes */
 
 #include "lstLib.h"             /* lstLib headers (vxWorks)         */
 #include "dosFsLib.h"           /* dos file system (vxWorks)        */
 #define INCLUDE_SCSI2           /* Do not move Place above scsiLib.h*/
 #include "scsiLib.h"            /* SCSI	support, below INCLUDE_SCSI2*/
 
 /* imports */
 
 /* defines */                  
 
 /* 
  * There is one user definable macro for dosPartLibScsi:
  * 
  * 1.) INCLUDE_PART_SHOW.  Undefining this will remove
  *     the dosPartShowAta routine.  This is to reduce
  *     code size when the show routine is not needed.
  * 
  */
 
 
 #define INCLUDE_PART_SHOW       /* undef to remove dosPartShowAta() */
                                 /* to reduce code size              */
 
 
 /* typedefs */
 
 typedef struct                  /* struct for mountable parts   */
     {
     NODE partNode;              /* head,tail,& count ptr for dll*/
     ULONG dosPartBlkOffset;     /* block offset for xxDevCreate */
     ULONG dosPartNumBlks;       /* block size for xxDevCreate   */
     DOS_PART_TBL dosPart;       /* real dos partition tbl data  */
     } PART_NODE;
 
 
 /* statics */
 
 /* globals */
 
 /* function declarations */
 
 #if defined (__STDC__) || defined (__cplusplus)
 
 extern STATUS dosPartMountScsi     /* mounts partitions on drive/ctrl  */
     (
     SCSI_CTRL * pSysScsiCtrl       /* SCSI_CTRL pointer */
     );
 
 #ifdef INCLUDE_PART_SHOW       /* Include partition show routines  */
 extern STATUS dosPartShowAta   /* Show partition data, all entries */
     (                   
     BOOL ctrl,                 /* 0:primary ctrl, 1:secondary ctrl */
     BOOL drive                 /* 0: Master/Single or 1: Slave.    */
     );
 #endif /* ifdef INCLUDE_PART_SHOW */
 
 #else /* __STDC__ */
 
 extern STATUS dosPartMountScsi();     /* mounts partitions on drive/ctrl  */
 
 #ifdef INCLUDE_PART_SHOW         /* Include partition show routines  */
 extern STATUS dosPartShowAta();  /* Show partition data, all entries */
 #endif /* ifdef INCLUDE_PART_SHOW */
 
 #endif /* __STDC__ */
 
 
 #ifdef __cplusplus      /* Maintain C++ compatibility */
 }
 #endif /* __cplusplus */
 
 
 #endif /* __INCdosPartLibAtah */