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28 lines
777 B
C
28 lines
777 B
C
/*
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* PROJECT: ReactOS KDBG Kernel Debugger Terminal Driver
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* LICENSE: GPL-2.0-or-later (https://spdx.org/licenses/GPL-2.0-or-later)
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* PURPOSE: Serial driver
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* COPYRIGHT: Copyright 2004 Art Yerkes <ayerkes@speakeasy.net>
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* Copyright 2005 Gregor Anich <blight@blight.eu.org>
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*/
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/* INCLUDES ******************************************************************/
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#include <ntoskrnl.h>
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#include "kd.h"
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/* FUNCTIONS *****************************************************************/
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CHAR
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KdbpTryGetCharSerial(ULONG Retry)
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{
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CHAR Result = -1;
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if (Retry == 0)
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while (!KdPortGetByteEx(&SerialPortInfo, (PUCHAR)&Result));
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else
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while (!KdPortGetByteEx(&SerialPortInfo, (PUCHAR)&Result) && Retry-- > 0);
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return Result;
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}
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