#define NXSIGNATURE 959697

#include "mfhdf.h"
/* #include "napi4.c" */

/* 
 * HDF4 interface 
 */

extern NXstatus NX4open(CONSTCHAR * filename, NXaccess access_method,
                        NXhandle * pHandle);
extern NXstatus NX4close(NXhandle * pHandle);
extern NXstatus NX4flush(NXhandle * pHandle);

extern NXstatus NX4makegroup(NXhandle handle, CONSTCHAR * Vgroup,
                             CONSTCHAR * NXclass);
extern NXstatus NX4opengroup(NXhandle handle, CONSTCHAR * Vgroup,
                             CONSTCHAR * NXclass);
extern NXstatus NX4closegroup(NXhandle handle);

extern NXstatus NX4makedata(NXhandle handle, CONSTCHAR * label,
                            int datatype, int rank, int dim[]);
extern NXstatus NX4compmakedata(NXhandle handle, CONSTCHAR * label,
                                int datatype, int rank, int dim[],
                                int comp_typ, int bufsize[]);
extern NXstatus NX4compress(NXhandle handle, int compr_type);
extern NXstatus NX4opendata(NXhandle handle, CONSTCHAR * label);

extern NXstatus NX4closedata(NXhandle handle);

extern NXstatus NX4getdata(NXhandle handle, void *data);
extern NXstatus NX4getslab(NXhandle handle, void *data, int start[],
                           int size[]);
extern NXstatus NX4getattr(NXhandle handle, char *name, void *data,
                           int *iDataLen, int *iType);

extern NXstatus NX4putdata(NXhandle handle, void *data);
extern NXstatus NX4putslab(NXhandle handle, void *data, int start[],
                           int size[]);
extern NXstatus NX4putattr(NXhandle handle, CONSTCHAR * name, void *data,
                           int iDataLen, int iType);

extern NXstatus NX4getinfo(NXhandle handle, int *rank, int dimension[],
                           int *datatype);
extern NXstatus NX4getgroupinfo(NXhandle handle, int *no_items,
                                NXname name, NXname nxclass);
extern NXstatus NX4initgroupdir(NXhandle handle);
extern NXstatus NX4getnextentry(NXhandle handle, NXname name,
                                NXname nxclass, int *datatype);
extern NXstatus NX4getattrinfo(NXhandle handle, int *no_items);
extern NXstatus NX4initattrdir(NXhandle handle);
extern NXstatus NX4getnextattr(NXhandle handle, NXname pName, int *iLength,
                               int *iType);

extern NXstatus NX4getgroupID(NXhandle handle, NXlink * pLink);
extern NXstatus NX4getdataID(NXhandle handle, NXlink * pLink);
extern NXstatus NX4makelink(NXhandle handle, NXlink * pLink);
extern NXstatus NX4printlink(NXhandle handle, NXlink * pLink);

void NX4assignFunctions(pNexusFunction fHandle);