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Last change
on this file since 354 was 354, checked in by stevenhl, 17 years ago |
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Import untested baseline cmedia sources, work products and binaries
Binaries and work products should be deleted from repository.
once new builds are verified to work.
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File size:
1.9 KB
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| 1 | /* $Id: strmbuff.hpp,v 1.5 2001/04/30 21:07:59 sandervl Exp $ */
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| 2 |
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| 3 | /* SCCSID = %W% %E% */
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| 4 | /****************************************************************************
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| 5 | * *
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| 6 | * Copyright (c) IBM Corporation 1994 - 1997. *
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| 7 | * *
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| 8 | * The following IBM OS/2 source code is provided to you solely for the *
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| 9 | * the purpose of assisting you in your development of OS/2 device drivers. *
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| 10 | * You may use this code in accordance with the IBM License Agreement *
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| 11 | * provided in the IBM Device Driver Source Kit for OS/2. *
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| 12 | * *
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| 13 | ****************************************************************************/
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| 14 | /**@internal %W%
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| 15 | * Defines, class definations and prototypes for
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| 16 | * @version %I%
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| 17 | * @context Unless otherwise noted, all interfaces are Ring-0, 16-bit,
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| 18 | * <stack context>.
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| 19 | * @history
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| 20 | *
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| 21 | */
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| 22 | #ifndef STREAMBUFFER_INCLUDED
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| 23 | #define STREAMBUFFER_INCLUDED
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| 24 |
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| 25 | #include "queue.hpp"
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| 26 |
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| 27 | typedef BYTE __far *PSTREAMBUF;
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| 28 |
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| 29 | class STREAMBUFFER : public QUEUEELEMENT{
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| 30 |
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| 31 | public:
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| 32 | PSTREAMBUF pBuffptr; // pointer to the stream buffer
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| 33 | ULONG ulBuffsz; // size of stream buffer
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| 34 | ULONG ulBuffpos; // Current buffer position
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| 35 | ULONG ulDonepos; // position at which the buffer can be returned
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| 36 | ULONG lock[3]; //lock handle
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| 37 | ULONG linLock;
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| 38 | BOOL fDone;
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| 39 | BOOL looping;
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| 40 |
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| 41 | STREAMBUFFER(ULONG bufsize, PSTREAMBUF bufptr, BOOL fLooping = FALSE):
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| 42 | pBuffptr(bufptr),
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| 43 | ulBuffsz(bufsize),
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| 44 | ulBuffpos(0),
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| 45 | ulDonepos(0),
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| 46 | looping(fLooping),
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| 47 | fDone(0),
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| 48 | linLock(0)
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| 49 | {};
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| 50 |
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| 51 | };
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| 52 | typedef STREAMBUFFER *PSTREAMBUFFER;
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| 53 |
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| 54 | #endif
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