cpmfs.h

#ifndef CPMFS_H
#define CPMFS_H

#include <sys/stat.h>
#include <sys/types.h>
#include <utime.h>

#ifdef _WIN32
    #include <windows.h>
    #include <winioctl.h>
    /* To make it compile on NT: extracts from Linux 2.0 *
     * <statbuf.h> and <sys/stat.h>                      */
    #define __S_IFMT        0170000 /* These bits determine file type.  */
    #define __S_IFDIR       0040000 /* Directory.  */
    #define __S_IFREG       0100000 /* Regular file.  */
    #define __S_IWUSR       0000200 /* Writable for user.  */
    #define __S_IWGRP       0000200 /* Writable for group.  */
    #define __S_IWOTH       0000200 /* Writable for others.  */

    #define __S_ISTYPE(mode, mask)  (((mode) & __S_IFMT) == (mask))
    #define __S_ISTYPE(mode, mask)  (((mode) & __S_IFMT) == (mask))
    /* These bits are defined in Borland C++ 5 but not in MS Visual C++ */
    #ifndef S_ISDIR
    # define S_ISDIR(mode)   __S_ISTYPE((mode), __S_IFDIR)
    #endif
    #ifndef S_ISREG
    # define S_ISREG(mode)   __S_ISTYPE((mode), __S_IFREG)
    #endif
    #ifndef S_IWUSR
    #define S_IWUSR __S_IWUSR
    #endif
    #ifndef S_IWGRP
    #define S_IWGRP __S_IWGRP
    #endif
    #ifndef S_IWOTH
    #define S_IWOTH __S_IWOTH
    #endif

    #include <io.h>            /* For open(), lseek() etc. */
    #ifndef HAVE_MODE_T
    typedef int mode_t;
    #endif
#endif

#ifdef __cplusplus
        extern "C" {
#endif

#include "device.h"

/* CP/M file attributes */
#define CPM_ATTR_F1		1
#define CPM_ATTR_F2		2
#define CPM_ATTR_F3		4
#define CPM_ATTR_F4		8
/* F5-F8 are banned in CP/M 2 & 3, F7 is used by ZSDOS */
#define CPM_ATTR_RO		256     /* Read-only */
#define CPM_ATTR_SYS		512	/* System */
#define CPM_ATTR_ARCV		1024	/* Archive */
#define CPM_ATTR_PWDEL 		2048	/* Password required to delete */
#define CPM_ATTR_PWWRITE	4096	/* Password required to write */
#define CPM_ATTR_PWREAD		8192	/* Password required to read */

typedef int cpm_attr_t;

struct cpmInode
{
  ino_t ino;
  mode_t mode;
  off_t size;
  cpm_attr_t attr;
  time_t atime;
  time_t mtime;
  time_t ctime;
  struct cpmSuperBlock *sb;
};

struct cpmFile
{
  mode_t mode;
  off_t pos;
  struct cpmInode *ino;
};

struct cpmDirent
{
  ino_t ino;
  off_t off;
  size_t reclen;
  char name[2+8+1+3+1]; /* 00foobarxy.zzy\0 */
};

struct cpmStat
{
  ino_t ino;
  mode_t mode;
  off_t size;
  time_t atime;
  time_t mtime;
  time_t ctime;
};

/* Note: CPMFS_HI_USER should be split for systems with user numbers
 * up to 31 and CP/M 3, which uses them, but for password entries and
 * not for files.
 */
#define CPMFS_HI_USER    (0x1<<0) /* has user numbers up to 31    */
#define CPMFS_CPM3_DATES (0x1<<1) /* has CP/M+ style time stamps  */
#define CPMFS_CPM3_OTHER (0x1<<2) /* has passwords and disc label */
#define CPMFS_DS_DATES   (0x1<<3) /* has datestamper timestamps   */
#define CPMFS_EXACT_SIZE (0x1<<4) /* has reverse exact file size  */

#define CPMFS_DR22  (CPMFS_HI_USER)
#define CPMFS_P2DOS (CPMFS_CPM3_DATES|CPMFS_HI_USER)
#define CPMFS_DR3   (CPMFS_CPM3_DATES|CPMFS_CPM3_OTHER|CPMFS_HI_USER)
#define CPMFS_ISX   (CPMFS_EXACT_SIZE)
#define CPMFS_ZSYS  (CPMFS_HI_USER)

struct dsEntry
{
  char year;
  char month;
  char day;
  char hour;
  char minute;
};
          
struct dsDate
{
  struct dsEntry create;
  struct dsEntry access;
  struct dsEntry modify;
  char checksum;
};

struct cpmSuperBlock
{
  struct Device dev;

  int secLength;
  int tracks;
  int sectrk;
  int blksiz;
  int maxdir;
  int skew;
  int boottrk;
  off_t offset;
  int type;
  int size;
  int extents; /* logical extents per physical extent */
  int *skewtab;
  char libdskGeometry[256];

  struct PhysDirectoryEntry *dir;
  int alvSize;
  int *alv;
  int cnotatime;
  char *label;
  size_t labelLength;
  char *passwd;
  size_t passwdLength;
  struct cpmInode *root;
  int dirtyDirectory;
  struct dsDate *ds;
  int dirtyDs;
};

struct cpmStatFS
{
  long f_bsize;
  long f_blocks;
  long f_bfree;
  long f_bused;
  long f_bavail;
  long f_files;
  long f_ffree;
  long f_namelen;
};

extern const char cmd[];
extern const char *boo;

int match(const char *a, const char *pattern);
void cpmglob(int opti, int argc, char * const argv[], struct cpmInode *root, int *gargc, char ***gargv);

int cpmReadSuper(struct cpmSuperBlock *drive, struct cpmInode *root, const char *format);
int cpmNamei(const struct cpmInode *dir, const char *filename, struct cpmInode *i);
void cpmStatFS(const struct cpmInode *ino, struct cpmStatFS *buf);
int cpmUnlink(const struct cpmInode *dir, const char *fname);
int cpmRename(const struct cpmInode *dir, const char *old, const char *newname);
int cpmOpendir(struct cpmInode *dir, struct cpmFile *dirp);
int cpmReaddir(struct cpmFile *dir, struct cpmDirent *ent);
void cpmStat(const struct cpmInode *ino, struct cpmStat *buf);
int cpmAttrGet(struct cpmInode *ino, cpm_attr_t *attrib);
int cpmAttrSet(struct cpmInode *ino, cpm_attr_t attrib);
int cpmChmod(struct cpmInode *ino, mode_t mode);
int cpmOpen(struct cpmInode *ino, struct cpmFile *file, mode_t mode);
int cpmRead(struct cpmFile *file, char *buf, int count);
int cpmWrite(struct cpmFile *file, const char *buf, int count);
int cpmClose(struct cpmFile *file);
int cpmCreat(struct cpmInode *dir, const char *fname, struct cpmInode *ino, mode_t mode);
void cpmUtime(struct cpmInode *ino, struct utimbuf *times);
int cpmSync(struct cpmSuperBlock *sb);
void cpmUmount(struct cpmSuperBlock *sb);
int cpmCheckDs(struct cpmSuperBlock *sb);

#ifdef __cplusplus
	}
#endif

#endif