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2015-04-16 09:16:48 +02:00

54 lines
1.6 KiB
C

/*
* This file is part of ixemul.library for the Amiga.
* Copyright (C) 1991, 1992 Markus M. Wild
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* createextio.c,v 1.1.1.1 1994/04/04 04:30:43 amiga Exp
*
* createextio.c,v
* Revision 1.1.1.1 1994/04/04 04:30:43 amiga
* Initial CVS check in.
*
* Revision 1.1 1992/05/14 19:55:40 mwild
* Initial revision
*
*/
#define _KERNEL
#include "ixemul.h"
#include <exec/io.h>
#include <string.h>
struct IORequest *
ix_create_extio(struct MsgPort *ioReplyPort, long size)
{
struct IORequest *ioReq;
if (! ioReplyPort ||
size < sizeof(struct Message)) return NULL;
ioReq = (struct IORequest *) kmalloc (size);
if (! ioReq) return NULL;
memset(ioReq, '\0', size < sizeof(struct IORequest) ? size : sizeof(struct IORequest));
ioReq->io_Message.mn_Node.ln_Type = NT_REPLYMSG;
ioReq->io_Message.mn_ReplyPort = ioReplyPort;
ioReq->io_Message.mn_Length = size;
return ioReq;
}