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Added and changed a lot of functions to the file and drive classes.

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@354
This commit is contained in:
Sjoerd van der Berg 2002-10-19 16:21:08 +00:00
parent 316b174621
commit 77d9ca64aa
1 changed files with 30 additions and 33 deletions
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63
include/dos_system.h
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@ -19,11 +19,13 @@
#ifndef DOSSYSTEM_H_
#define DOSSYSTEM_H_
#include <dosbox.h>
#include "dosbox.h"
#define DOS_NAMELENGTH 12
#define DOS_DIRDEPTH 16
#define DOS_PATHLENGTH (DOS_DIRDEPTH+1)*(DOS_NAMELENGTH+2)
#define DOS_NAMELENGTH_ASCII (DOS_NAMELENGTH+1)
#define DOS_FCBNAME 15
#define DOS_DIRDEPTH 8
#define DOS_PATHLENGTH 80
#define DOS_TEMPSIZE 1024
enum {
@ -35,34 +37,29 @@ enum {
DOS_ATTR_ARCHIVE= 0x20
};
#if defined (_MSC_VER)
#pragma pack(1)
#endif
struct DTA_FindBlock {
Bit8u sdrive; /* The Drive the search is taking place */
Bit16u sattr; /* The attributes that need to be found */
Bit8u fill[18];
Bit8u attr;
struct FileStat_Block {
Bit32u size;
Bit16u time;
Bit16u date;
Bit32u size;
char name[DOS_NAMELENGTH];
}
#if defined (_MSC_VER)
;
#pragma pack()
#else
__attribute__ ((packed));
#endif
Bit16u attr;
};
class DOS_DTA;
class DOS_File {
public:
virtual ~DOS_File(){};
virtual bool Read(Bit8u * data,Bit16u * size)=0;
virtual bool Write(Bit8u * data,Bit16u * size)=0;
virtual bool Seek(Bit32u * pos,Bit32u type)=0;
virtual bool Close()=0;
virtual Bit16u GetInformation(void)=0;
Bit8u type;Bit32u flags;
Bit8u type;
Bit32u flags;
Bit16u time;
Bit16u date;
Bit16u attr;
Bit32u size;
/* Some Device Specific Stuff */
};
@ -73,24 +70,24 @@ public:
Bit8u fhandle;
};
class DOS_Drive {
public:
DOS_Drive();
virtual ~DOS_Drive(){};
virtual bool FileOpen(DOS_File * * file,char * name,Bit32u flags)=0;
virtual bool FileCreate(DOS_File * * file,char * name,Bit16u attributes)=0;
virtual bool FileUnlink(char * name)=0;
virtual bool RemoveDir(char * dir)=0;
virtual bool MakeDir(char * dir)=0;
virtual bool TestDir(char * dir)=0;
virtual bool FindFirst(char * search,DTA_FindBlock * dta)=0;
virtual bool FindNext(DTA_FindBlock * dta)=0;
virtual bool FileUnlink(char * _name)=0;
virtual bool RemoveDir(char * _dir)=0;
virtual bool MakeDir(char * _dir)=0;
virtual bool TestDir(char * _dir)=0;
virtual bool FindFirst(char * _dir,DOS_DTA & dta)=0;
virtual bool FindNext(DOS_DTA & dta)=0;
virtual bool GetFileAttr(char * name,Bit16u * attr)=0;
virtual bool Rename(char * oldname,char * newname)=0;
virtual bool FreeSpace(Bit16u * bytes,Bit16u * sectors,Bit16u * clusters,Bit16u * free)=0;
virtual bool FileExists(const char* name) const=0;
virtual bool FileStat(const char* name, struct stat* const stat_block) const=0;
virtual bool AllocationInfo(Bit16u * _bytes_sector,Bit16u * _sectors_cluster,Bit16u * _total_clusters,Bit16u * _free_clusters)=0;
virtual bool FileExists(const char* name)=0;
virtual bool FileStat(const char* name, FileStat_Block * const stat_block)=0;
virtual Bit8u GetMediaByte(void)=0;
char * GetInfo(void);
char curdir[DOS_PATHLENGTH];
char info[256];
@ -109,6 +106,6 @@ typedef bool (MultiplexHandler)(void);
void DOS_AddMultiplexHandler(MultiplexHandler * handler);
void DOS_AddDevice(DOS_Device * adddev);
void VFILE_Register(char * name,Bit8u * data,Bit32u size);
void VFILE_Register(const char * name,Bit8u * data,Bit32u size);
#endif