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| author | Quincey Koziol <koziol@hdfgroup.org> | 2009-01-27 14:00:07 (GMT) |
|---|---|---|
| committer | Quincey Koziol <koziol@hdfgroup.org> | 2009-01-27 14:00:07 (GMT) |
| commit | 5cd054dd5c1270a4f6e344ffdb99e8e6e4e1eb71 (patch) | |
| tree | 8087d74d2e1862e4127bd92cf66ee543d0807b90 /src/H5Dcontig.c | |
| parent | 85a1c5c27377a12f1b7dca29ad90b7484d7fcfed (diff) | |
| download | hdf5-5cd054dd5c1270a4f6e344ffdb99e8e6e4e1eb71.zip hdf5-5cd054dd5c1270a4f6e344ffdb99e8e6e4e1eb71.tar.gz hdf5-5cd054dd5c1270a4f6e344ffdb99e8e6e4e1eb71.tar.bz2 | |
[svn-r16354] Description:
Bring r16353 back from revise_chunks branch:
Refactor internal layout information, making it easier to add another
type of chunk index.
Tested on:
FreeBSD/32 6.3 (duty)
(other platforms tested with original patch)
Diffstat (limited to 'src/H5Dcontig.c')
| -rw-r--r-- | src/H5Dcontig.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/H5Dcontig.c b/src/H5Dcontig.c index 4b7a5df..112eea5 100644 --- a/src/H5Dcontig.c +++ b/src/H5Dcontig.c @@ -63,6 +63,7 @@ /* Layout operation callbacks */ static herr_t H5D_contig_new(H5F_t *f, hid_t dapl_id, hid_t dxpl_id, H5D_t *dset, const H5P_genplist_t *dc_plist); +static hbool_t H5D_contig_is_space_alloc(const H5O_layout_t *layout); static herr_t H5D_contig_io_init(const H5D_io_info_t *io_info, const H5D_type_info_t *type_info, hsize_t nelmts, const H5S_t *file_space, const H5S_t *mem_space, H5D_chunk_map_t *cm); @@ -79,6 +80,7 @@ static herr_t H5D_contig_write_one(H5D_io_info_t *io_info, hsize_t offset, /* Contiguous storage layout I/O ops */ const H5D_layout_ops_t H5D_LOPS_CONTIG[1] = {{ H5D_contig_new, + H5D_contig_is_space_alloc, H5D_contig_io_init, H5D_contig_read, H5D_contig_write, @@ -413,6 +415,35 @@ done: /*------------------------------------------------------------------------- + * Function: H5D_contig_is_space_alloc + * + * Purpose: Query if space is allocated for layout + * + * Return: Non-negative on success/Negative on failure + * + * Programmer: Quincey Koziol + * Thursday, January 15, 2009 + * + *------------------------------------------------------------------------- + */ +static hbool_t +H5D_contig_is_space_alloc(const H5O_layout_t *layout) +{ + hbool_t ret_value; /* Return value */ + + FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5D_contig_is_space_alloc) + + /* Sanity checks */ + HDassert(layout); + + /* Set return value */ + ret_value = (hbool_t)H5F_addr_defined(layout->u.contig.addr); + + FUNC_LEAVE_NOAPI(ret_value) +} /* end H5D_contig_is_space_alloc() */ + + +/*------------------------------------------------------------------------- * Function: H5D_contig_io_init * * Purpose: Performs initialization before any sort of I/O on the raw data |