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56 lines
1.7 KiB
56 lines
1.7 KiB
/*
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$Log: S:\gfs32\include\pmt.h_v $
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*
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* Rev 1.0 06 Apr 1995 14:02:08 HEIDI
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* Initial entry
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*
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* Rev 1.0 28 Mar 1995 16:08:22 JAR
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* Initial entry
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*/
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/*
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Copyright 1989 by Wang Laboratories Inc.
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Permission to use, copy, modify, and distribute this
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software and its documentation for any purpose and without
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fee is hereby granted, provided that the above copyright
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notice appear in all copies and that both that copyright
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notice and this permission notice appear in supporting
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documentation, and that the name of WANG not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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WANG makes no representations about the suitability of
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this software for any purpose. It is provided "as is"
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without express or implied warranty.
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*/
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/*
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* SccsId: @(#)Header pmt.h 1.15@(#)
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*
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* (c) Copyright Wang Laboratories, Inc. 1989
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* All Rights Reserved
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*
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* GFS: WIIF Page Mapping Table Structure
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*
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*/
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#ifndef PMT_H
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#define PMT_H
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typedef struct _pmt /* WIFF PMT Structure */
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{
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unsigned short first_free; /* First Free Entry */
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unsigned short entries; /* Number of Entries in Block */
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#define ROOT_PMTS 127 /* ... Header can hold 127 entries */
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#define OTHER_PMTS 511 /* ... All others hold 511 entries */
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union { /* So PC will write 4 bytes */
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unsigned long vsptr;
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struct _pmt FAR *next_pmt; /* Pointer to next PMT */
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} nu;
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unsigned long first_pmte; /* For addressing PMTE's for this PMT */
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} PMT, *p_PMT;
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#endif /* inclusion conditional */
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