64 lines
890 B
C
64 lines
890 B
C
//
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// UTILWINC.C
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//
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// Copyright (C) Microsoft Corporation, 1995
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//
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// Operating system interfaces for Windows environments.
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//
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#include "pch.h"
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BOOL
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INTERNAL
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RgReadFile(
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HFILE hFile,
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LPVOID lpBuffer,
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UINT ByteCount
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)
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{
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UINT BytesRead;
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BytesRead = _lread(hFile, lpBuffer, ByteCount);
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return ByteCount == BytesRead;
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}
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BOOL
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INTERNAL
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RgWriteFile(
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HFILE hFile,
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LPVOID lpBuffer,
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UINT ByteCount
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)
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{
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UINT BytesWritten;
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BytesWritten = _lwrite(hFile, lpBuffer, ByteCount);
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return ByteCount == BytesWritten;
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}
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#ifndef FILE_BEGIN
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#define FILE_BEGIN SEEK_SET
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#endif
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BOOL
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INTERNAL
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RgSeekFile(
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HFILE hFile,
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LONG FileOffset
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)
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{
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LONG NewFileOffset;
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NewFileOffset = _llseek(hFile, FileOffset, FILE_BEGIN);
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return FileOffset == NewFileOffset;
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}
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