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- /*****************************************************************************
- *
- * NCSA HDF version 3.10r2
- * Sept 20, 1990
- *
- * NCSA HDF Version 3.10r2 source code and documentation are in the public
- * domain. Specifically, we give to the public domain all rights for future
- * licensing of the source code, all resale rights, and all publishing rights.
- *
- * We ask, but do not require, that the following message be included in all
- * derived works:
- *
- * Portions developed at the National Center for Supercomputing Applications at
- * the University of Illinois at Urbana-Champaign.
- *
- * THE UNIVERSITY OF ILLINOIS GIVES NO WARRANTY, EXPRESSED OR IMPLIED, FOR THE
- * SOFTWARE AND/OR DOCUMENTATION PROVIDED, INCLUDING, WITHOUT LIMITATION,
- * WARRANTY OF MERCHANTABILITY AND WARRANTY OF FITNESS FOR A PARTICULAR PURPOSE
- *
- *****************************************************************************/
-
- /*
- $Header: /pita/work/HDF/dev/RCS/src/df.h,v 3.2 90/05/17 17:12:32 clow beta $
- $Log: df.h,v $
- * Revision 3.2 90/05/17 17:12:32 clow
- * removed #include <fortran.h> which has migrated to dfi.h
- *
- */
- /*-----------------------------------------------------------------------------
- * File: df.h
- * Purpose: header file for HDF routines
- * Invokes: dfi.h
- * Contents:
- * Structure definitions: DFddh, DFdd, DFdesc, DFdle, DF, DFdi, DFdata
- * Procedure type definitions
- * Global variables
- * Tag definitions
- * Error return codes
- * Logical constants
- * Remarks: This file is included with user programs
- * Since it includes stdio.h etc., do not include these after df.h
- *-----------------------------------------------------------------------*/
-
-
- #include "dfi.h"
-
- /*-----------------------------------------------------------------------*/
- /* Type declarations */
-
- typedef struct DFddh { /*format of data descriptor headers in file*/
- int16 dds; /* number of dds in header block */
- int32 next; /* offset of next header block */
- } DFddh;
-
- typedef struct DFdd { /* format of data descriptors as in file */
- uint16 tag; /* data tag */
- uint16 ref; /* data reference number */
- int32 offset; /* offset of data element in file */
- int32 length; /* number of bytes */
- } DFdd;
-
- /* descriptor structure is same as dd structure. ###Note: may be changed */
- #define DFdesc DFdd
-
- /* DLE is the internal structure which stores data descriptor information */
- /* It is a linked list of DDs */
- typedef struct DFdle { /* Data List element */
- struct DFdle *next; /* link to next dle */
- DFddh ddh; /* To store headers */
- DFdd dd[1]; /* dummy size */
- } DFdle;
-
- /* DF is the internal structure associated with each DF file */
- /* It holds information associated with the file as a whole */
- /* ### Note: there are hooks for having multiple DF files open at a time */
- typedef struct DF {
- DFdle *list; /* Pointer to the DLE list */
- DFdle *last_dle; /* last_dle and last_dd are used in searches */
- /* to indicate element returned */
- /* by previous call to DFfind */
- int type; /* 0= not in use, 1= normal, -1 = multiple */
- /* this is a hook for when */
- /* multiple files are open */
- int access; /* permitted access types: */
- /* 0=none, 1=r, 2=w, 3=r/w */
- int changed; /* True if anything in DDs modified */
- /* since last write */
- uint16 last_tag; /* Last tag searched for by DFfind */
- uint16 last_ref; /* Last reference number searched for */
- int last_dd; /* see last_dle */
- int defdds; /* default numer of DD's in each block */
- int up_access; /* access permissions to element being */
- /* read/updated. Used by DFstart */
- DFdd *up_dd; /* DD of element being read/updated, */
- /* used by DFstart */
- /* file handle is a file pointer or file descriptor depending on whether */
- /* we use buffered or unbuffered i/o */
- #ifdef DF_BUFFIO
- FILE *file; /* file pointer */
- #else /*DF_BUFFIO*/
- int file; /* file descriptor */
- #endif /*DF_BUFFIO*/
- } DF;
-
-
- typedef struct DFdi { /* data identifier: specifies data element uniquely */
- uint16 tag;
- uint16 ref;
- } DFdi;
-
-
-
- typedef struct DFdata { /* structure for returning status information */
- int version; /* version number of program */
- } DFdata;
-
- /*--------------------------------------------------------------------------*/
- /* Procedure types */
- #include "dfproto.h"
-
- /*--------------------------------------------------------------------------*/
- /* Global Variables */
-
- #ifndef DFMASTER
- extern
- #endif /*DFMASTER*/
- int DFerror; /* Error code for DF routines */
-
- /*--------------------------------------------------------------------------*/
- /* Tag Definitions */
-
- #define DFREF_WILDCARD ((uint16)0) /* wildcard ref for searches */
-
- #define DFTAG_WILDCARD ((uint16)0) /* wildcard tag for searches */
- #define DFTAG_NULL ((uint16)1) /* empty DD */
-
- /* utility set */
- #define DFTAG_FID ((uint16)100) /* File identifier */
- #define DFTAG_FD ((uint16)101) /* File description */
- #define DFTAG_TID ((uint16)102) /* Tag identifier */
- #define DFTAG_TD ((uint16)103) /* Tag descriptor */
- #define DFTAG_DIL ((uint16)104) /* data identifier label */
- #define DFTAG_DIA ((uint16)105) /* data identifier annotation */
- #define DFTAG_NT ((uint16)106) /* number type */
- #define DFTAG_MT ((uint16)107) /* machine type */
-
- /* raster-8 set */
- #define DFTAG_ID8 ((uint16)200) /* 8-bit Image dimension */
- #define DFTAG_IP8 ((uint16)201) /* 8-bit Image palette */
- #define DFTAG_RI8 ((uint16)202) /* Raster-8 image */
- #define DFTAG_CI8 ((uint16)203) /* RLE compressed 8-bit image */
- #define DFTAG_II8 ((uint16)204) /* IMCOMP compressed 8-bit image */
-
- /* Raster Image set */
- #define DFTAG_ID ((uint16)300) /* Image DimRec */
- #define DFTAG_LUT ((uint16)301) /* Image Palette */
- #define DFTAG_RI ((uint16)302) /* Raster Image */
- #define DFTAG_CI ((uint16)303) /* Compressed Image */
-
- #define DFTAG_RIG ((uint16)306) /* Raster Image Group */
- #define DFTAG_LD ((uint16)307) /* Palette DimRec */
- #define DFTAG_MD ((uint16)308) /* Matte DimRec */
- #define DFTAG_MA ((uint16)309) /* Matte Data */
- #define DFTAG_CCN ((uint16)310) /* color correction */
- #define DFTAG_CFM ((uint16)311) /* color format */
- #define DFTAG_AR ((uint16)312) /* aspect ratio */
-
- #define DFTAG_DRAW ((uint16)400) /* Draw these images in sequence */
- #define DFTAG_RUN ((uint16)401) /* run this as a program/script */
-
- #define DFTAG_XYP ((uint16)500) /* x-y position */
- #define DFTAG_MTO ((uint16)501) /* machine-type override */
-
- /* Tektronix */
- #define DFTAG_T14 ((uint16)602) /* TEK 4014 data */
- #define DFTAG_T105 ((uint16)603) /* TEK 4105 data */
-
- /* Scientific Data set */
- #define DFTAG_SDG ((uint16)700) /* Scientific Data Group */
- #define DFTAG_SDD ((uint16)701) /* Scientific Data DimRec */
- #define DFTAG_SD ((uint16)702) /* Scientific Data */
- #define DFTAG_SDS ((uint16)703) /* Scales */
- #define DFTAG_SDL ((uint16)704) /* Labels */
- #define DFTAG_SDU ((uint16)705) /* Units */
- #define DFTAG_SDF ((uint16)706) /* Formats */
- #define DFTAG_SDM ((uint16)707) /* Max/Min */
- #define DFTAG_SDC ((uint16)708) /* Coord sys */
- #define DFTAG_SDT ((uint16)709) /* Transpose */
-
- /* compression schemes */
- #define DFTAG_RLE ((uint16)11) /* run length encoding */
- #define DFTAG_IMC ((uint16)12) /* IMCOMP compression */
-
- /*--------------------------------------------------------------------------*/
- /* Error Return Codes */
-
- #define DFE_NOERROR 0 /* No error */
- #define DFE_FNF -1 /* File not found error */
- #define DFE_DENIED -2 /* Access to file denied */
- #define DFE_ALROPEN -3 /* File already open */
- #define DFE_TOOMANY -4 /* Too Many DF's or files open */
- #define DFE_BADNAME -5 /* Bad file name on open */
- #define DFE_BADACC -6 /* Bad file access mode */
- #define DFE_BADOPEN -7 /* Other open error */
- #define DFE_NOTOPEN -8 /* File can't be closed 'cause it isn't open */
- #define DFE_CANTCLOSE -9 /* fclose wouldn't work! */
- #define DFE_DFNULL -10 /* DF is a null pointer */
- #define DFE_ILLTYPE -11 /* DF has an illegal type: internal error */
- #define DFE_UNSUPPORTED -12 /* Feature not currently supported */
- #define DFE_BADDDLIST -13 /* The DD list is non-existent: internal error */
- #define DFE_NOTDFFILE -14 /* This is not a DF file and it is not 0 length */
- #define DFE_SEEDTWICE -15 /* The DD list already seeded: internal error */
- #define DFE_NOSPACE -16 /* Malloc failed */
- #define DFE_NOSUCHTAG -17 /* There is no such tag in the file: search failed*/
- #define DFE_READERROR -18 /* There was a read error */
- #define DFE_WRITEERROR -19 /* There was a write error */
- #define DFE_SEEKERROR -20 /* There was a seek error */
- #define DFE_NOFREEDD -21 /* There are no free DD's left: internal error */
- #define DFE_BADTAG -22 /* illegal WILDCARD tag */
- #define DFE_BADREF -23 /* illegal WILDCARD reference # */
- #define DFE_RDONLY -24 /* The DF is read only */
- #define DFE_BADCALL -25 /* Calls in wrong order */
- #define DFE_BADPTR -26 /* NULL ptr argument */
- #define DFE_BADLEN -27 /* negative len specified */
- #define DFE_BADSEEK -28 /* Attempt to seek past end of element */
- #define DFE_NOMATCH -29 /* No (more) DDs which match specified tag/ref */
- #define DFE_NOTINSET -30 /* Warning: Set contained unknown tag: ignored */
- #define DFE_BADDIM -31 /* negative or zero dimensions specified */
- #define DFE_BADOFFSET -32 /* Illegal offset specified */
- #define DFE_BADSCHEME -33 /* Unknown compression scheme specified */
- #define DFE_NODIM -34 /* No dimension record associated with image */
- #define DFE_NOTENOUGH -35 /* space provided insufficient for size of data */
- #define DFE_NOVALS -36 /* Values not available */
- #define DFE_CORRUPT -37 /* File is corrupted */
- #define DFE_BADCONV -37 /* Don't know how to convert data type */
- #define DFE_BADFP -38 /* The file contained an illegal floating point no*/
- #define DFE_NOREF -39 /* no more reference numbers are available */
- #define DFE_BADDATATYPE -40 /* unknown or unavailable data type specified */
- #define DFE_BADMCTYPE -41 /* unknown or unavailable machine type specified */
- #define DFE_BADNUMTYPE -42 /* unknown or unavailable number type specified */
- #define DFE_BADORDER -43 /* unknown or illegal array order specified */
- #define DFE_NOTIMPL -44 /* This feature not yet implemented */
-
- /*--------------------------------------------------------------------------*/
- /* Logical Constants */
-
- #define DFACC_READ 1 /* Read Access */
- #define DFACC_WRITE 2 /* Write Access */
- #define DFACC_CREATE 4 /* force file to be created */
- #define DFACC_ALL 7 /* the logical and of all the above values */
-
-