#ifndef	h_MFILE
#define	h_MFILE
/******************************************************************************
*
*	Definition of UniVerse "Multi-File" descriptor 
*
*	Module	%M%	Version	%I% 	Date	%H%
*
*	(c) Copyright 1998 Ardent Software Inc. - All Rights Reserved
*	This is unpublished proprietary source code of Ardent Software Inc.
*	The copyright notice above does not evidence any actual or intented
*	publication of such source code.
*
*******************************************************************************
*
*	Maintenence log - insert most recent change descriptions at top
*
*	Date.... GTAR# WHO Description.........................................
*       01/25/99 24374 RGA Infrastructure for large file lseek.
*	10/14/98 23801 SAP Change copyrights. 
*	04/30/97 19665 JWT/FTW/JSM Add partial Advanced PICK READU constraints. 
*	09/26/96 19334 AGM undef access before redefining it
*	05/24/95 16489 FRA Port to IBM RS6000
*	04/28/95 16313 SJM NT signal changes
*       05/01/95 16244 GMM taken out SY_STAT_H. taken out stat/fstat redefs.
*	05/03/95 16466 FRA Port to AViiONX86
*	03/21/95 16189 AGM NT only: Include SY_STAT_H before re-defining 'stat'
*			   and change the redefinition of stat to stat(x,y)
*	02/21/95 16008 FRA Port DG I/O optimizations (FiiRESTORM II)
*	03/01/94 13167 JWT Integrate Pyramid O_SYNC change
*	08/20/93 11392 TMC add if !defined(__STDC__) for pyramips build
*	03/26/92 8348  LPC Add mkdbstamp to multi-file descriptor
*	09/16/91 8207  TMC changed netfopen and netfdopen to be type FILE *
*	08/10/91 8207  TMC Many changes for uvnet checked in
*	07/10/90 7266  TMC Port for new Encore C compiler
*	10/03/89 6351  FAI Port to IBMrios.
*	09/06/89 6121  JSM Added structures for saving READU locks
*	06/20/89 6077  GPS Replace system(2) calls by network calls for TCPIP
*	03/03/89 5751  JWT Implement onsite  tunable parameters
*	07/25/88   -    -  Maintenence log purged at 5.2.1, see release 5.1.10.
*
*****************************************************************************/

#if COMPUTER == IBMrios
#include FCNTL_H
#endif

#define	_READ	0x0001
#define	_WRITE	0x0002
#define	_BUFFER	0x0004
#define	_CREATE	0x0008
#define	_NDELAY	0x0010
#define	_EXCL	0x0020
#define	_ANY	0x0040
#define	_HUPCL	0x0080
#define	_APPEND	0x0100
#define	_KOEXEC	0x0200
#define	_TRUNC	0x0400

struct	multi_file				/* Must match Dfile struct */
{						/* Must match Dfile struct */
	char	openc,				/* Must match Dfile struct */
		mode;				/* Must match Dfile struct */
	int	fp,filenum;			/* Must match Dfile struct */
	FILE	*fptr;				/* Must match Dfile struct */
	char	*name;				/* Must match Dfile struct */
	short	AC,netflg,netid,netfdesc;	/* Must match Dfile struct */
	long	tell;				/* Must match Dfile struct */
	int	mkdbstamp;			/* Must match Dfile struct */
	int	sync_on;			/* Must match Dfile struct */
	int	EBWSsave;			/* Must match Dfile struct */
	int	lginter;			/* Must match Dfile struct */
};						/* Must match Dfile struct */

struct	ULchn
{	int	filenum;
	int exelevel;
	uv_ino_t inode;
	STRING	id;
struct	ULchn	*nid;
};

struct	IDchn
{	STRING	id;
struct	IDchn	*next;
};

struct	FLchn
{	char	*fname;
struct	IDchn	*idlst;
struct	FLchn	*next;
};

EXTERN	MFILE	**MF;
EXTERN	int	MFILES;

EXTERN	void	MFclose(),MFadd(),MFdel();
EXTERN	int	MFopen(),MFfree(),MFcheck();
EXTERN	int	Mpipe(),Mopen();
EXTERN	FILE	*Mfopen();

EXTERN	int	DBsopen(),DBswrite(),DBsweof(),DBswblk(),DBsseek(),DBsflush();
EXTERN	int	DBsflush();
EXTERN	STRING	DBsread(),DBsrblk(),DBsstatus();
#define	UVLSEEKDISP	netlseekdisp
/* Define sytem calls(2) for network operations. */
#ifndef	NONETCALLS

#if	NETwork	==	TCPIP	
#if !defined(__STDC__)
EXTERN	int	netaccess(),netclose(),netuv_fstat(),netopen(),netread();
EXTERN  long 	netlseek();
EXTERN  int 	netuv_stat(),netfile(),netwrite();
EXTERN  UVOFFT	netlseekdisp();
EXTERN  UVOFFT  netlseekbig(int  fileid,UVOFFT offset,int  whence);
#ifdef	FASTIO
EXTERN	int	netpread(),netpwrite();
#endif
EXTERN	int   netferror(),netfeof(),netfileno(),netfgetc();
EXTERN	int   netfread(),netfflush(),netfclose(),netfwrite(),netfputc();
EXTERN  int   netftell(),netrewind(),netfseek();
EXTERN  FILE  *netfdopen(),*netfopen();
EXTERN  void  netclearerr();
#endif

#ifdef access
#undef access
#endif
#define	access(x,y)	netaccess(x,y)
#define	close(x)	netclose(x)
#define	lseek		netlseek
#define	open		netopen
#define	read(x,y,z)	netread(x,y,z)
#define	write(x,y,z)	netwrite(x,y,z)
#ifdef	FASTIO
#define	pread(w,x,y,z)	netpread(w,x,y,z)
#define	pwrite(w,x,y,z)	netpwrite(w,x,y,z)
#endif
#define	tstat(x)	netfile(x)

#define fopen(x,y) netfopen(x,y)
#define fdopen(x,y) netfdopen(x,y)
#define fseek(x,y,z) netfseek(x,y,z)
#define rewind(x) netrewind(x)
#define ftell(x) netftell(x)
#ifdef putc
#undef putc
#endif
#define putc(x,y) netfputc(x,y)
#define fputc(x,y) netfputc(x,y)
#define fwrite(w,x,y,z) netfwrite(w,x,y,z)
#define fclose(x) netfclose(x)
#define fflush(x) netfflush(x)
#define fread(w,x,y,z) netfread(w,x,y,z)
#ifdef getc
#undef getc
#endif

/* on NT fgetc gets macro'd to another function, so we have to undef it */

#ifdef fgetc
#undef fgetc
#endif
#define getc(x) netfgetc(x)
#define fgetc(x) netfgetc(x)
#ifdef fileno
#undef fileno
#endif
#define fileno(x) netfileno(x)
#ifdef feof
#undef feof
#endif
#define feof(x) netfeof(x)
#ifdef ferror
#undef ferror
#endif
#define ferror(x) netferror(x)
#ifdef clearerr
#undef clearerr
#endif
#define clearerr(x) netclearerr(x)
#endif

#endif

#endif	/* end of MFILE.h */