69 lines
2.2 KiB
C
69 lines
2.2 KiB
C
/****************************************************************************
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*
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* Open Watcom Project
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*
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* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
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*
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* ========================================================================
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*
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* This file contains Original Code and/or Modifications of Original
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* Code as defined in and that are subject to the Sybase Open Watcom
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* Public License version 1.0 (the 'License'). You may not use this file
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* except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is
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* provided with the Original Code and Modifications, and is also
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* available at www.sybase.com/developer/opensource.
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*
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* The Original Code and all software distributed under the License are
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* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM
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* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR
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* NON-INFRINGEMENT. Please see the License for the specific language
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* governing rights and limitations under the License.
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*
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* ========================================================================
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*
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* Description: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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* DESCRIBE IT HERE!
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*
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****************************************************************************/
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#include "variety.h"
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#include "iomode.h"
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#include "rtcheck.h"
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#include "seterrno.h"
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#include "qread.h"
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#include <stdio.h>
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typedef struct
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{
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char *name;
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unsigned int offset;
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}__file_handle;
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int _stdcall read_file (const char *name,char *buff,unsigned offset, unsigned count,unsigned *reads);
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int __qread( int handle, void *buffer, unsigned len )
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{
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__file_handle *fh;
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unsigned amount_read=0;
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__handle_check( handle, -1 );
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fh = (__file_handle*) __getOSHandle( handle );
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if(read_file(fh->name,buffer,fh->offset,len,&amount_read))
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{
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if ( amount_read == 0)
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return (-1);
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}
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fh->offset+=amount_read;
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return( amount_read );
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};
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