#define NX5SIGNATURE 959695

#include <hdf5.h>

/* HDF5 interface */

extern NXstatus NX5open(CONSTCHAR * filename, NXaccess access_method,
                        NXhandle * pHandle);
extern NXstatus NX5close(NXhandle * pHandle);
extern NXstatus NX5flush(NXhandle * pHandle);

extern NXstatus NX5makegroup(NXhandle handle, CONSTCHAR * name,
                             CONSTCHAR * NXclass);
extern NXstatus NX5opengroup(NXhandle handle, CONSTCHAR * name,
                             CONSTCHAR * NXclass);
extern NXstatus NX5closegroup(NXhandle handle);

extern NXstatus NX5makedata(NXhandle handle, CONSTCHAR * label,
                            int datatype, int rank, int dim[]);
extern NXstatus NX5compmakedata(NXhandle handle, CONSTCHAR * label,
                                int datatype, int rank, int dim[],
                                int comp_typ, int bufsize[]);
extern NXstatus NX5compress(NXhandle handle, int compr_type);
extern NXstatus NX5opendata(NXhandle handle, CONSTCHAR * label);
extern NXstatus NX5closedata(NXhandle handle);
extern NXstatus NX5putdata(NXhandle handle, void *data);

extern NXstatus NX5putattr(NXhandle handle, CONSTCHAR * name, void *data,
                           int iDataLen, int iType);
extern NXstatus NX5putslab(NXhandle handle, void *data, int start[],
                           int size[]);

extern NXstatus NX5getdataID(NXhandle handle, NXlink * pLink);
extern NXstatus NX5makelink(NXhandle handle, NXlink * pLink);
extern NXstatus NX5printlink(NXhandle handle, NXlink * pLink);

extern NXstatus NX5getdata(NXhandle handle, void *data);
extern NXstatus NX5getinfo(NXhandle handle, int *rank, int dimension[],
                           int *datatype);
extern NXstatus NX5getnextentry(NXhandle handle, NXname name,
                                NXname nxclass, int *datatype);

extern NXstatus NX5getslab(NXhandle handle, void *data, int start[],
                           int size[]);
extern NXstatus NX5getnextattr(NXhandle handle, NXname pName, int *iLength,
                               int *iType);
extern NXstatus NX5getattr(NXhandle handle, char *name, void *data,
                           int *iDataLen, int *iType);
extern NXstatus NX5getattrinfo(NXhandle handle, int *no_items);
extern NXstatus NX5getgroupID(NXhandle handle, NXlink * pLink);
extern NXstatus NX5getgroupinfo(NXhandle handle, int *no_items,
                                NXname name, NXname nxclass);

extern NXstatus NX5initgroupdir(NXhandle handle);
extern NXstatus NX5initattrdir(NXhandle handle);

void NX5assignFunctions(pNexusFunction fHandle);

herr_t nxgroup_info(hid_t loc_id, const char *name, void *op_data);
herr_t attr_info(hid_t loc_id, const char *name, void *opdata);
herr_t group_info(hid_t loc_id, const char *name, void *opdata);