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new include system + lot's of classes maintaining certain aspects of dosbox

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2140
This commit is contained in:
Peter Veenstra 2005-03-24 21:11:05 +00:00
parent a9accb3243
commit 224ef1a68b
3 changed files with 52 additions and 11 deletions
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31
include/inout.h
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@ -16,10 +16,10 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: inout.h,v 1.7 2005-02-10 10:20:47 qbix79 Exp $ */
/* $Id: inout.h,v 1.8 2005-03-24 21:11:05 qbix79 Exp $ */
#ifndef __INOUT_H
#define __INOUT_H
#ifndef DOSBOX_INOUT_H
#define DOSBOX_INOUT_H
#define IO_MAX (64*1024+3)
@ -37,8 +37,8 @@ extern IO_ReadHandler * io_readhandlers[3][IO_MAX];
void IO_RegisterReadHandler(Bitu port,IO_ReadHandler * handler,Bitu mask,Bitu range=1);
void IO_RegisterWriteHandler(Bitu port,IO_WriteHandler * handler,Bitu mask,Bitu range=1);
void IO_FreeReadHandler(Bitu port,Bitu mask,Bitu range=0);
void IO_FreeWriteHandler(Bitu port,Bitu mask,Bitu range=0);
void IO_FreeReadHandler(Bitu port,Bitu mask,Bitu range=1);
void IO_FreeWriteHandler(Bitu port,Bitu mask,Bitu range=1);
void IO_WriteB(Bitu port,Bitu val);
void IO_WriteW(Bitu port,Bitu val);
@ -48,6 +48,26 @@ Bitu IO_ReadB(Bitu port);
Bitu IO_ReadW(Bitu port);
Bitu IO_ReadD(Bitu port);
/* Classes to manage the IO objects created by the various devices.
* The io objects will remove itself on destruction.*/
class IO_Base{
protected:
bool installed;
Bitu m_port, m_mask,m_range;
public:
IO_Base():installed(false){};
};
class IO_ReadHandleObject: private IO_Base{
public:
void Install(Bitu port,IO_ReadHandler * handler,Bitu mask,Bitu range=1);
~IO_ReadHandleObject();
};
class IO_WriteHandleObject: private IO_Base{
public:
void Install(Bitu port,IO_WriteHandler * handler,Bitu mask,Bitu range=1);
~IO_WriteHandleObject();
};
INLINE void IO_Write(Bitu port,Bit8u val) {
IO_WriteB(port,val);
}
@ -56,4 +76,3 @@ INLINE Bit8u IO_Read(Bitu port){
}
#endif