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44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
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/*----------------------------------------------------------------------*\
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| NAME : readsect |
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| CREATED : 19-August-83 LAST MODIFIED: 16-August-83 |
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| FUNCTION: Readsect reads a sector from the file referenced in |
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| passed FCB. |
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| INPUT : fcb -- ptr to FCB for file to read from. |
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| OUTPUT : Returns 0 if successful, F_READ error code otherwise |
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\*----------------------------------------------------------------------*/
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#include <portab.h>
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#include "utildef.h"
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#include "cpmfunc.h"
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/* THIS REFERENCE IS IN CPMFUNC.H
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EXTERN WORD f_read();
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*/
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EXTERN VOID cpmerr();
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EXTERN VOID putfname();
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EXTERN VOID crlf();
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EXTERN BYTE *err08;
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WORD readsect( fcb,buff )
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BYTE fcb[];
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BYTE *buff;
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{
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WORD ret_code;
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f_dmaset( buff ); /* set input buffer */
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f_read( fcb );
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ret_code = _EXTERR; /* if phy. or ext err */
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if( (ret_code & 0x00ff) == 0x00ff ) /* display message */
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{
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crlf();
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cpmerr( err08,0 );
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putfname( fcb,0 );
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crlf();
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ret_code = ret_code & 0x00ff;
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} /* return F_READ error */
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return( ret_code ); /* code, 0 = sucecss */
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}
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