io.h

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/************************************************************************/
/*                                                                      */
/*      A general header file for the various file and i/o handling     */
/*      routines.                                                       */
/*                                                                      */
/*  History:                                                            */
/*   rjs  Dark-ages Original version.                                   */
/*   rjs  20aug92   Correct "roundup" macro when rounding 0.            */
/*   rjs  15may96   Moved roundup macro elsewhere.                      */
/*   pjt  28may02   Added H_INT8                                        */
/*   pjt  17jun02   different MIR4 structures?                          */
/************************************************************************/

/* Binary items start with a sequence to allow routines to blindly determine
   how to read them. The "binary_item" is a catch all with only indicates
   that the data is binary valued, but does not hint at the format. */

#if !defined(MIR_IO_H)
#define MIR_IO_H

#include "hio.h"
#include <unistd.h>

#define ITEM_HDR_SIZE           4

#if 1

/*  MIRIAD3 and below data structures */


static char     binary_item[ITEM_HDR_SIZE]      = {0,0,0,0},
                real_item[ITEM_HDR_SIZE]        = {0,0,0,H_REAL},
                int_item[ITEM_HDR_SIZE]         = {0,0,0,H_INT},
                int2_item[ITEM_HDR_SIZE]        = {0,0,0,H_INT2},
                int8_item[ITEM_HDR_SIZE]        = {0,0,0,H_INT8},
                char_item[ITEM_HDR_SIZE]        = {0,0,0,H_BYTE},
                dble_item[ITEM_HDR_SIZE]        = {0,0,0,H_DBLE},
                cmplx_item[ITEM_HDR_SIZE]       = {0,0,0,H_CMPLX};

#else

/*  MIRIAD4 data structures - not finalized on this though */

static char     binary_item[ITEM_HDR_SIZE]      = {1,0,0,0},
                real_item[ITEM_HDR_SIZE]        = {1,0,0,H_REAL},
                int_item[ITEM_HDR_SIZE]         = {1,0,0,H_INT},
                int2_item[ITEM_HDR_SIZE]        = {1,0,0,H_INT2},
                int8_item[ITEM_HDR_SIZE]        = {1,0,0,H_INT8},
                char_item[ITEM_HDR_SIZE]        = {1,0,0,H_BYTE},
                dble_item[ITEM_HDR_SIZE]        = {1,0,0,H_DBLE},
                cmplx_item[ITEM_HDR_SIZE]       = {1,0,0,H_CMPLX};


#endif

#endif /* MIR_IO_H */