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Add method for checking a remote drive.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1417
This commit is contained in:
Sjoerd van der Berg 2003-11-08 18:00:47 +00:00
parent b8c73b0ff1
commit 9d0029f51b
5 changed files with 19 additions and 4 deletions
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3
include/dos_system.h
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: dos_system.h,v 1.17 2003-10-29 19:42:19 finsterr Exp $ */
/* $Id: dos_system.h,v 1.18 2003-11-08 17:59:30 harekiet Exp $ */
#ifndef DOSSYSTEM_H_
#define DOSSYSTEM_H_
@ -222,6 +222,7 @@ public:
virtual Bit8u GetMediaByte(void)=0;
virtual void SetDir(const char* path) { strcpy(curdir,path); };
virtual void EmptyCache(void) { dirCache.EmptyCache(); };
virtual bool isRemote(void)=0;
char * GetInfo(void);
char curdir[DOS_PATHLENGTH];
char info[256];

5
src/dos/dos_ioctl.cpp
View file

@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: dos_ioctl.cpp,v 1.16 2003-10-14 08:38:35 qbix79 Exp $ */
/* $Id: dos_ioctl.cpp,v 1.17 2003-11-08 18:00:46 harekiet Exp $ */
#include <string.h>
#include "dosbox.h"
@ -78,8 +78,9 @@ bool DOS_IOCTL(void) {
drive=reg_bl;if (!drive) drive=dos.current_drive;else drive--;
if (Drives[drive]) {
reg_dx=0;
//TODO Cdrom drives are remote
if (Drives[drive]->isRemote()) reg_dx|=(1 << 12);
//TODO Set bit 9 on drives that don't support direct I/O
reg_al=0;
return true;
} else {
DOS_SetError(DOSERR_INVALID_DRIVE);

8
src/dos/drive_local.cpp
View file

@ -311,6 +311,10 @@ Bit8u localDrive::GetMediaByte(void) {
return allocation.mediaid;
}
bool localDrive::isRemote(void) {
return false;
}
localDrive::localDrive(const char * startdir,Bit16u _bytes_sector,Bit8u _sectors_cluster,Bit16u _total_clusters,Bit16u _free_clusters,Bit8u _mediaid) {
strcpy(basedir,startdir);
sprintf(info,"local directory %s",startdir);
@ -499,3 +503,7 @@ void cdromDrive::SetDir(const char* path)
}
localDrive::SetDir(path);
};
bool cdromDrive::isRemote(void) {
return true;
}

3
src/dos/drive_virtual.cpp
View file

@ -227,3 +227,6 @@ Bit8u Virtual_Drive::GetMediaByte(void) {
return 0xF8;
}
bool Virtual_Drive::isRemote(void) {
return false;
}

4
src/dos/drives.h
View file

@ -41,7 +41,7 @@ public:
virtual bool FileExists(const char* name);
virtual bool FileStat(const char* name, FileStat_Block * const stat_block);
virtual Bit8u GetMediaByte(void);
virtual bool isRemote(void);
private:
char basedir[CROSS_LEN];
@ -71,6 +71,7 @@ public:
virtual bool GetFileAttr(char * name,Bit16u * attr);
virtual bool FindFirst(char * _dir,DOS_DTA & dta);
virtual void SetDir(const char* path);
virtual bool isRemote(void);
private:
Bit8u subUnit;
};
@ -95,6 +96,7 @@ public:
bool FileStat(const char* name, FileStat_Block* const stat_block);
Bit8u GetMediaByte(void);
void EmptyCache(void){}
bool isRemote(void);
private:
VFILE_Block * search_file;
};