215 lines
6.9 KiB
C++
215 lines
6.9 KiB
C++
/*
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* Copyright (C) 2002 The DOSBox Team
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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#ifndef _DRIVES_H__
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#define _DRIVES_H__
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#include <sys/types.h>
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#include <dirent.h>
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#include <vector>
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#include "dos_system.h"
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#include "cross.h"
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#define MAX_OPENDIRS 16
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bool WildFileCmp(const char * file, const char * wild);
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class DOS_Drive_Cache {
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public:
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DOS_Drive_Cache (void);
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DOS_Drive_Cache (const char* path);
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~DOS_Drive_Cache (void);
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typedef enum TDirSort { NOSORT, ALPHABETICAL, DIRALPHABETICAL, ALPHABETICALREV, DIRALPHABETICALREV };
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void SetBaseDir (const char* path);
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void SetDirSort (TDirSort sort) { sortDirType = sort; };
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bool OpenDir (const char* path, Bit16u& id);
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bool ReadDir (Bit16u id, struct dirent* &result);
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void ExpandName (char* path);
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char* GetExpandName (const char* path);
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bool GetShortName (const char* fullname, char* shortname);
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void CacheOut (const char* path, bool ignoreLastDir = false);
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void AddEntry (const char* path, bool checkExist = false);
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void DeleteEntry (const char* path, bool ignoreLastDir = false);
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void EmptyCache (void);
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class CFileInfo {
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public:
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~CFileInfo(void) {
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for (Bit32u i=0; i<fileList.size(); i++) delete fileList[i];
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fileList.clear();
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longNameList.clear();
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outputList.clear();
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};
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char orgname [CROSS_LEN];
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char shortname [DOS_NAMELENGTH_ASCII];
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bool isDir;
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Bitu nextEntry;
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Bitu shortNr;
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Bitu compareCount;
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// contents
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std::vector<CFileInfo*> fileList;
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std::vector<CFileInfo*> longNameList;
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std::vector<CFileInfo*> outputList;
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};
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private:
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bool RemoveTrailingDot (char* shortname);
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Bit16s GetLongName (CFileInfo* info, char* shortname);
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void CreateShortName (CFileInfo* dir, CFileInfo* info);
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Bit16u CreateShortNameID (CFileInfo* dir, const char* name);
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bool SetResult (CFileInfo* dir, struct dirent* &result, Bit16u entryNr);
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bool IsCachedIn (CFileInfo* dir);
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CFileInfo* FindDirInfo (const char* path, char* expandedPath);
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bool RemoveSpaces (char* str);
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bool OpenDir (CFileInfo* dir, char* path, Bit16u& id);
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void CreateEntry (CFileInfo* dir, const char* name);
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Bit16u GetFreeID (CFileInfo* dir);
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void Clear (void);
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CFileInfo* dirBase;
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char dirPath [CROSS_LEN];
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char basePath [CROSS_LEN];
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bool dirFirstTime;
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TDirSort sortDirType;
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CFileInfo* save_dir;
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char save_path [CROSS_LEN];
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char save_expanded [CROSS_LEN];
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Bit16u srchNr;
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CFileInfo* dirSearch [MAX_OPENDIRS];
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char dirSearchName [MAX_OPENDIRS];
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bool free [MAX_OPENDIRS];
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};
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class DOS_No_Drive_Cache {
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public:
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DOS_No_Drive_Cache (void) {};
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DOS_No_Drive_Cache (const char* path);
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~DOS_No_Drive_Cache (void) {};
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typedef enum TDirSort { NOSORT, ALPHABETICAL, DIRALPHABETICAL, ALPHABETICALREV, DIRALPHABETICALREV };
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void SetBaseDir (const char* path);
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void SetDirSort (TDirSort sort) {};
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bool OpenDir (const char* path, Bit16u& id);
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bool ReadDir (Bit16u id, struct dirent* &result);
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void ExpandName (char* path) {};
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char* GetExpandName (const char* path) { return (char*)path; };
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bool GetShortName (const char* fullname, char* shortname) { return false; };
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void CacheOut (const char* path, bool ignoreLastDir = false) {};
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void AddEntry (const char* path, bool checkExists = false) {};
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void DeleteEntry (const char* path, bool ignoreLastDir = false) {};
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void SetCurrentEntry (Bit16u entry) {};
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Bit16u GetCurrentEntry (void) { return 0; };
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void EmptyCache (void) {};
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public:
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char basePath [CROSS_LEN];
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char dirPath [CROSS_LEN];
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DIR* srch_opendir;
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};
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class localDrive : public DOS_Drive {
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public:
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localDrive(const char * startdir,Bit16u _bytes_sector,Bit8u _sectors_cluster,Bit16u _total_clusters,Bit16u _free_clusters,Bit8u _mediaid);
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virtual bool FileOpen(DOS_File * * file,char * name,Bit32u flags);
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virtual bool FileCreate(DOS_File * * file,char * name,Bit16u attributes);
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virtual bool FileUnlink(char * name);
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virtual bool RemoveDir(char * dir);
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virtual bool MakeDir(char * dir);
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virtual bool TestDir(char * dir);
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virtual bool FindFirst(char * _dir,DOS_DTA & dta);
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virtual bool FindNext(DOS_DTA & dta);
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virtual bool GetFileAttr(char * name,Bit16u * attr);
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virtual bool Rename(char * oldname,char * newname);
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virtual bool AllocationInfo(Bit16u * _bytes_sector,Bit8u * _sectors_cluster,Bit16u * _total_clusters,Bit16u * _free_clusters);
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virtual bool FileExists(const char* name);
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virtual bool FileStat(const char* name, FileStat_Block * const stat_block);
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virtual Bit8u GetMediaByte(void);
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DOS_Drive_Cache dirCache;
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private:
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char basedir[CROSS_LEN];
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struct {
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char srch_dir[CROSS_LEN];
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} srchInfo[MAX_OPENDIRS];
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struct {
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Bit16u bytes_sector;
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Bit8u sectors_cluster;
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Bit16u total_clusters;
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Bit16u free_clusters;
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Bit8u mediaid;
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} allocation;
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};
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class cdromDrive : public localDrive
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{
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public:
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cdromDrive(const char driveLetter, const char * startdir,Bit16u _bytes_sector,Bit8u _sectors_cluster,Bit16u _total_clusters,Bit16u _free_clusters,Bit8u _mediaid, int& error);
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virtual bool FileOpen(DOS_File * * file,char * name,Bit32u flags);
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virtual bool FileCreate(DOS_File * * file,char * name,Bit16u attributes);
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virtual bool FileUnlink(char * name);
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virtual bool RemoveDir(char * dir);
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virtual bool MakeDir(char * dir);
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virtual bool Rename(char * oldname,char * newname);
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virtual bool GetFileAttr(char * name,Bit16u * attr);
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virtual bool FindFirst(char * _dir,DOS_DTA & dta);
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virtual void SetDir(const char* path);
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private:
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Bit8u subUnit;
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};
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struct VFILE_Block;
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class Virtual_Drive: public DOS_Drive {
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public:
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Virtual_Drive();
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bool FileOpen(DOS_File * * file,char * name,Bit32u flags);
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bool FileCreate(DOS_File * * file,char * name,Bit16u attributes);
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bool FileUnlink(char * name);
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bool RemoveDir(char * dir);
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bool MakeDir(char * dir);
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bool TestDir(char * dir);
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bool FindFirst(char * _dir,DOS_DTA & dta);
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bool FindNext(DOS_DTA & dta);
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bool GetFileAttr(char * name,Bit16u * attr);
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bool Rename(char * oldname,char * newname);
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bool AllocationInfo(Bit16u * _bytes_sector,Bit8u * _sectors_cluster,Bit16u * _total_clusters,Bit16u * _free_clusters);
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bool FileExists(const char* name);
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bool FileStat(const char* name, FileStat_Block* const stat_block);
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Bit8u GetMediaByte(void);
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private:
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VFILE_Block * search_file;
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};
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#endif
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