141 lines
2.9 KiB
C
141 lines
2.9 KiB
C
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/*++
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Copyright (c) 1997 Microsoft Corporation
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Module Name:
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disksel.c
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Abstract:
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Routine to allow the user to select a disk
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from a list of disks. The UI is a simple character-based
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deal.
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Author:
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Ted Miller (tedm) 29-May-1997
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Revision History:
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--*/
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#include <mytypes.h>
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#include <misclib.h>
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#include <diskio.h>
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#include <partimag.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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typedef
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BOOL
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(*PDISKSEL_VALIDATION_ROUTINE) (
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IN USHORT DiskId
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);
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INT
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_far
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SelectDisk(
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IN UINT DiskCount,
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IN FPCHAR Prompt,
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IN PDISKSEL_VALIDATION_ROUTINE Validate, OPTIONAL
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OUT char *AlternateResponse, OPTIONAL
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IN FPCHAR textDisk,
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IN FPCHAR textPaddedMbCount,
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IN FPCHAR textInvalidSelection,
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IN FPCHAR textMasterDisk
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)
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{
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UINT i,l;
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BYTE Int13Unit;
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BYTE SectorsPerTrack;
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USHORT Heads;
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USHORT Cylinders;
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ULONG SectorCount;
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UINT Selection;
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CHAR line[256];
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FPVOID Buffer,OriginalBuffer;
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if(!AllocTrackBuffer(1,&Buffer,&OriginalBuffer)) {
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Buffer = NULL;
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OriginalBuffer = NULL;
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}
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select:
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printf("\n\n");
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for(i=0; i<DiskCount; i++) {
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if(Validate ? Validate(i) : TRUE) {
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printf("%2u) ",i+1);
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GetDiskInfoById(
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i,
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0,
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&Int13Unit,
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&SectorsPerTrack,
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&Heads,
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&Cylinders,
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&SectorCount
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);
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if(!SectorCount) {
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SectorCount = (ULONG)Heads * (ULONG)Cylinders * (ULONG)SectorsPerTrack;
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}
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printf(" ");
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if(Int13Unit) {
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printf(textDisk);
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printf(" ");
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printf("%2x",Int13Unit);
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} else {
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l = strlen(textDisk) + 3;
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while(l) {
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printf(" ");
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l--;
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}
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}
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printf(" ");
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printf(textPaddedMbCount,SectorCount / 2048);
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if(Buffer && IsMasterDisk(i,Buffer)) {
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printf(" %s",textMasterDisk);
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}
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printf("\n");
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}
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}
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printf("\n%s ",Prompt);
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gets(line);
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Selection = atoi(line);
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if(!Selection || (Selection > DiskCount)) {
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if(AlternateResponse) {
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strcpy(AlternateResponse,line);
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if(OriginalBuffer) {
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free(OriginalBuffer);
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}
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return(-1);
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} else {
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printf("\n\n%s\n",textInvalidSelection);
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goto select;
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}
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}
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if(Validate && !Validate(Selection-1)) {
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printf("\n\n%s\n",textInvalidSelection);
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goto select;
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}
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if(OriginalBuffer) {
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free(OriginalBuffer);
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}
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return(Selection-1);
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}
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