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82 lines
2.7 KiB
82 lines
2.7 KiB
2 years ago
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/*********************************************************************
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* Copyright 2018, UCAR/Unidata
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* See netcdf/COPYRIGHT file for copying and redistribution conditions.
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* ********************************************************************/
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the COPYING file, which can be found at the root of the source code *
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* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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#include "config.h"
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#include "hdf5internal.h"
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#include <H5DSpublic.h> /* must be after nc4internal.h */
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#include <H5Fpublic.h>
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#include <H5LTpublic.h>
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#include "netcdf.h"
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#include "nc4internal.h"
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#undef DEBUG
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#ifndef HDrealloc
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#define HDrealloc(M,Z) realloc(M,Z)
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#endif /* HDrealloc */
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int
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NC4_open_image_file(NC_FILE_INFO_T* h5)
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{
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int stat = NC_NOERR;
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hid_t hdfid;
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/* check arguments */
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if(h5->mem.memio.memory == NULL || h5->mem.memio.size == 0)
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{stat = NC_EINVAL; goto done;}
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/* Figure out the image flags */
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h5->mem.imageflags = 0;
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if(h5->mem.locked) {
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h5->mem.imageflags |= (H5LT_FILE_IMAGE_DONT_COPY | H5LT_FILE_IMAGE_DONT_RELEASE);
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}
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if(!h5->no_write)
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h5->mem.imageflags |= H5LT_FILE_IMAGE_OPEN_RW;
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/* Create the file but using our version of H5LTopen_file_image */
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hdfid = NC4_image_init(h5);
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if(hdfid < 0)
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{stat = NC_EHDFERR; goto done;}
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/* Remember HDF5 file identifier. */
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((NC_HDF5_FILE_INFO_T *)h5->format_file_info)->hdfid = hdfid;
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done:
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return stat;
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}
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int
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NC4_create_image_file(NC_FILE_INFO_T* h5, size_t initialsz)
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{
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int stat = NC_NOERR;
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hid_t hdfid;
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/* Create the file but using our version of H5LTopen_file_image */
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h5->mem.created = 1;
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h5->mem.initialsize = initialsz;
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h5->mem.imageflags |= H5LT_FILE_IMAGE_OPEN_RW;
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hdfid = NC4_image_init(h5);
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if(hdfid < 0)
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{stat = NC_EHDFERR; goto done;}
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/* Remember HDF5 file identifier. */
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((NC_HDF5_FILE_INFO_T *)h5->format_file_info)->hdfid = hdfid;
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done:
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return stat;
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}
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