/******************************************************************************
 OS/2 specific structures and data to be included in the global data structure
 ******************************************************************************/


#define MAXNAMLEN  256
#define MAXPATHLEN 256
#define  MAXLEN          256       /* temporary buffer length        */
#define  IBUF_LEN       4096       /* Input buffer length            */

#define INCL_NOPM
#define INCL_DOSNLS
#define INCL_DOSPROCESS
#define INCL_DOSDEVICES
#define INCL_DOSDEVIOCTL
#define INCL_DOSERRORS
#define INCL_DOSMISC

#if defined(OS2API) && !defined(DLL)
# undef OS2API
#endif

#ifdef OS2API
# define  INCL_REXXSAA
# include <rexxsaa.h>
#endif
#include <os2.h>


struct direct
{
  ino_t    d_ino;                   /* a bit of a farce */
  int      d_reclen;                /* more farce */
  int      d_namlen;                /* length of d_name */
  char     d_name[MAXNAMLEN + 1];   /* null terminated */
  /* nonstandard fields */
  long     d_size;                  /* size in bytes */
  unsigned d_mode;                  /* MS-DOS or OS/2 file attributes */
  unsigned d_time;
  unsigned d_date;
};


/* The fields d_size and d_mode are extensions by me (Kai Uwe Rommel).  The
 * find_first and find_next calls deliver these data without any extra cost.
 * If these data are needed, the fields save a lot of extra calls to stat()
 * (each stat() again performs a find_first call !).
 */

struct _dircontents
{
  char *_d_entry;
  long _d_size;
  unsigned _d_mode, _d_time, _d_date;
  struct _dircontents *_d_next;
};

typedef struct _dirdesc
{
  int  dd_id;                   /* uniquely identify each open directory */
  long dd_loc;                  /* where we are in directory entry is this */
  struct _dircontents *dd_contents;   /* pointer to contents of dir */
  struct _dircontents *dd_cp;         /* pointer to current position */
}
DIR;





struct os2Global {

#ifndef SFX
  HDIR hdir;
#  ifdef __32BIT__
  ULONG count;
  FILEFINDBUF3 find;
#  else
  USHORT count;
  FILEFINDBUF find;
#  endif
#endif
  
  int created_dir;        /* used by mapname(), checkdir() */
  int renamed_fullpath;   /* ditto */
  int fnlen;              /* ditto */
#ifdef __32BIT__
  ULONG nLabelDrive;   /* ditto */
#else
  USHORT nLabelDrive;
#endif
  int longnameEA;         /* checkdir(), close_outfile() */
  char *lastpathcomp;     /* ditto */
  
  struct direct dp;
  int lower;
  USHORT nLastDrive, nResult;
  
  DIR *dir;
  char *dirname, *wildname, matchname[FILNAMSIZ];
  int firstcall, have_dirname, dirnamelen;
  
  int rootlen;          /* length of rootpath */
  char *rootpath;       /* user's "extract-to" directory */
  char *buildpathHPFS;  /* full path (so far) to extracted file, */
  char *buildpathFAT;   /*  both HPFS/EA (main) and FAT versions */
  char *endHPFS;        /* corresponding pointers to end of */
  char *endFAT;         /*  buildpath ('\0') */

#ifdef OS2API
  char buffer[IBUF_LEN];
  char output_var[MAXLEN];
  char getvar_buf[MAXLEN];
  int getvar_len;
  
  int output_idx;
  int stem_len;
  int putchar_idx;
  int rexx_error;
  char *rexx_mes;

  SHVBLOCK request;
#endif
  
};

#define SYSTEM_SPECIFIC_GLOBALS struct os2Global os2;
#define SYSTEM_SPECIFIC_CTOR    os2GlobalsCtor


#ifdef OS2API

# ifdef API_DOC

#   define SYSTEM_API_BRIEF    REXXBrief
#   define SYSTEM_API_DETAILS  REXXDetails

    extern char *REXXBrief;
    extern APIDocStruct REXXDetails[];

# endif
#endif