Amiga ISO Collection/AmigaUtilCD2.iso/Misc/DC-POS24.LZX/pOS/pOS_RKRM.lzx/pOS_RKRM/pTrackdisk/TDRead.c

C/C++ Source or Header | 1997-03-18 | 5.5 KB | 199 lines

/*******************************************************************
 $CRT 27 Dec 1996 : hb

 $AUT Holger Burkarth
 $DAT >>TDRead.c<<   15 Jan 1997    10:58:30 - (C) ProDAD
*******************************************************************/

//##ex mcpp:cppc -gs -o pos:pos/Ex/TDRead p:pLib/StartCode.o p:/pOS_RKRM/pTrackdisk/TDRead.c p:pLib/StdIO.o -l pOSStub -l pOS

/***********************************************************
  pOS programing example - Copyright (C) 1995-97 proDAD

  This code was written as an easy to understand example,
  how to program pOS features. It is provided 'as-is',
  without any express or implied warranty.

  Permission is hereby granted to use, copy and modify
  this source code for any purpose, without fee, subject
  to the following conditions:

    (1) This notice may not be removed or altered from any
        source distribution.

    (2) Altered source versions must be plainly marked as
        such, and must not be misrepresented as being
        the original source code.

    (3) If only executable code is distributed, then the
        accompanying documentation have to state that
        "this software is based in part on examples of
        the pOS developer packet".

    (4) Permission for use of this code is granted only
        if the user accepts full responsibility for any
        undesirable consequences. proDAD accept NO LIABILITY
        for damages of any kind.

  ©proDAD
***********************************************************/

/*\
*** Example:
***
\*/


#define __COMPUTER_AMIGA 1
#define NOMYDEBUG

#include "p:pExec/Types.h"
#include "p:pExec/MsgPort.h"
#include "p:pExec/Memory.h"
#include "p:pDOS/ArgTags.h"
#include "p:pDOS/DosSig.h"
#include "p:pDOS/DosErrors.h"
#include "p:Device/Trackdisk.h"

#include "p:proto/pLibExt.h"
#include "p:proto/pExec2.h"
#include "p:proto/pDOS2.h"

#ifdef _____ME_____
  #include "grund/inc_string.h"
  #include "grund/inc_stdio.h"
#else
 #ifdef __cplusplus
 extern "C" {
 #endif
  #include <string.h>
  #include <stdio.h>
 #ifdef __cplusplus
 }
 #endif
#endif


const CHAR *HelpText=
""
;

const CHAR *PrgHeader=
"";

const CHAR *PrgVerText=
"$VER: 1.0 ("__DATE2__") (Copyright 1996-97 by proDAD) (Created by Holger Burkarth)";



/*----------------------------------
-----------------------------------*/
CHAR *MakeAscii(CHAR* string,size_t size,const UBYTE *line)
{
  for(;size>0; --size,++string,++line) {
    if(*line>=32 && *line<=126) *string=*line;
    else                        *string='.';
  }
  return(string);
}

/*----------------------------------
-----------------------------------*/
VOID PrintHex(const UBYTE* buf,size_t size)
{
  CHAR String[82];
  CHAR *Str;
  ULONG Offset;

  for(Offset=0; (SLONG)size>0; size-=16,Offset+=16,buf+=16) {
    Str=pOS_SPrintf(String,"%04lx:",Offset);
    Str=pOS_SPrintf(Str,"%.16lh ",buf);
    Str=MakeAscii(Str,16,buf);
    *Str++='\n'; *Str='\0';
    printf(String);
  }
}


/*----------------------------------
-----------------------------------*/
#ifdef __cplusplus
extern "C"
#endif

VOID main()
{
  struct pOS_DosArgs* Args;
  UWORD Err=0;
  ULONG Ops[3]={0,0,(ULONG)"pTrackdisk.device"};

  Args=pOS_ReadDosArgs(
//
"S=SECTOR/N/A, UNIT/N, DEVICE",
Ops,sizeof(Ops)/sizeof(ULONG),

    ARGTAG_PrgHeaderText, (ULONG)PrgHeader,    /* kurze Programm-Beschreibung */
    ARGTAG_HelpText,      (ULONG)HelpText,     /* Help-Texte */
    ARGTAG_PrgVerText,    (ULONG)PrgVerText,   /* VER-String */
    TAG_END);

  if(Args) {
    pOS_MsgPort Port;
    pOS_TrackdiskIO *IO;
    ULONG Sector=Ops[0] ? *((ULONG*)Ops[0]) : 0;
    ULONG Unit  =Ops[1] ? *((ULONG*)Ops[1]) : 0;

    if(pOS_ConstructMsgPort(&Port)) {
      if(IO=(pOS_TrackdiskIO*)pOS_CreateIORequest(&Port,sizeof(pOS_TrackdiskIO))) {
        pOS_OpenDevice((CHAR*)Ops[2],Unit,(pOS_IORequest*)IO,0,0);
        if(IO->tdio_Error==0) {
          pOS_DriveGeometry Geom;
          memset(&Geom,0,sizeof(pOS_DriveGeometry));

          IO->tdio_Command=TDCMD_GetGeometry;
          IO->tdio_Data    =&Geom;
          IO->tdio_Length  =sizeof(pOS_DriveGeometry);
          pOS_DoIO((pOS_IORequest*)IO);
          if(IO->tdio_Error!=0) Geom.dg_SectorSize=512;
          {
            APTR Buf;
            Buf=pOS_AllocMem(Geom.dg_SectorSize,MEMF_PUBLIC);
            if(Buf) {
              IO->tdio_Command=CMD_READ;
              IO->tdio_Data    =Buf;
              IO->tdio_Length  =Geom.dg_SectorSize;
              IO->tdio_LOffset =Geom.dg_SectorSize*Sector;
              pOS_DoIO((pOS_IORequest*)IO);
              if(IO->tdio_Error==0) {
                printf("Dump of Sector %ld [0x%lx],  Size=%ld\n",Sector,Sector,Geom.dg_SectorSize);
                PrintHex((UBYTE*)Buf,Geom.dg_SectorSize);
              }
              else printf("CMD_READ failed, error=%ld\n",IO->tdio_Error);

              IO->tdio_Command=TDCMD_Motor;
              IO->tdio_Length  =0;
              pOS_DoIO((pOS_IORequest*)IO);

              pOS_FreeMem(Buf,Geom.dg_SectorSize);
            }
            else printf("Cannot alloc memory, size=%ld\n",Geom.dg_SectorSize);
          }

          pOS_CloseDevice((pOS_IORequest*)IO);
        }
        else printf("pOS_OpenDevice <%s> failed, error=%ld\n",Ops[2],IO->tdio_Error);
        pOS_DeleteIORequest((pOS_IORequest*)IO);
      }
      else printf("pOS_CreateIORequest failed\n");
      pOS_DestructMsgPort(&Port);
    }
    else printf("pOS_ConstructMsgPort failed\n");

    pOS_DeleteDosArgs(Args);  /* Args freigeben */
  }
  else Err=DOSFAIL_FAIL;  /* vollkommen fehlgeschlagen */

  pOS_SetShellFail(Err);
}