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-rw-r--r--src/H5Sall.c147
1 files changed, 142 insertions, 5 deletions
diff --git a/src/H5Sall.c b/src/H5Sall.c
index 5e91b6f..6ebd241 100644
--- a/src/H5Sall.c
+++ b/src/H5Sall.c
@@ -28,14 +28,14 @@ static size_t H5S_all_fgath (H5F_t *f, const struct H5O_layout_t *layout,
const struct H5O_efl_t *efl, size_t elmt_size,
const H5S_t *file_space,
H5S_sel_iter_t *file_iter, size_t nelmts,
- const H5D_xfer_t *xfer_parms, void *buf/*out*/);
+ const H5F_xfer_t *xfer_parms, void *buf/*out*/);
static herr_t H5S_all_fscat (H5F_t *f, const struct H5O_layout_t *layout,
const struct H5O_pline_t *pline,
const struct H5O_fill_t *fill,
const struct H5O_efl_t *efl, size_t elmt_size,
const H5S_t *file_space,
H5S_sel_iter_t *file_iter, size_t nelmts,
- const H5D_xfer_t *xfer_parms, const void *buf);
+ const H5F_xfer_t *xfer_parms, const void *buf);
static size_t H5S_all_mgath (const void *_buf, size_t elmt_size,
const H5S_t *mem_space, H5S_sel_iter_t *mem_iter,
size_t nelmts, void *_tconv_buf/*out*/);
@@ -172,7 +172,7 @@ H5S_all_fgath (H5F_t *f, const struct H5O_layout_t *layout,
const struct H5O_fill_t *fill, const struct H5O_efl_t *efl,
size_t elmt_size, const H5S_t *file_space,
H5S_sel_iter_t *file_iter, size_t nelmts,
- const H5D_xfer_t *xfer_parms, void *_buf/*out*/)
+ const H5F_xfer_t *xfer_parms, void *_buf/*out*/)
{
hssize_t file_offset[H5O_LAYOUT_NDIMS]; /*offset of slab in file*/
hsize_t hsize[H5O_LAYOUT_NDIMS]; /*size of hyperslab */
@@ -260,7 +260,7 @@ H5S_all_fscat (H5F_t *f, const struct H5O_layout_t *layout,
const struct H5O_pline_t *pline, const struct H5O_fill_t *fill,
const struct H5O_efl_t *efl, size_t elmt_size,
const H5S_t *file_space, H5S_sel_iter_t *file_iter,
- size_t nelmts, const H5D_xfer_t *xfer_parms, const void *_buf)
+ size_t nelmts, const H5F_xfer_t *xfer_parms, const void *_buf)
{
hssize_t file_offset[H5O_LAYOUT_NDIMS]; /*offset of hyperslab */
hsize_t hsize[H5O_LAYOUT_NDIMS]; /*size of hyperslab */
@@ -499,7 +499,144 @@ H5S_all_mscat (const void *_tconv_buf, size_t elmt_size,
mem_iter->all.offset+=nelmts;
FUNC_LEAVE (SUCCEED);
-} /* H5S_all_mscat() */
+}
+
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_read
+ *
+ * Purpose: Reads directly from file into application memory if possible.
+ *
+ * Return: Success: Non-negative. If data was read directly then
+ * MUST_CONVERT is set to zero, otherwise
+ * MUST_CONVERT is set to non-zero.
+ *
+ * Failure: Negative. Return value of MUST_CONVERT is
+ * undefined.
+ *
+ * Programmer: Robb Matzke
+ * Thursday, April 22, 1999
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5S_all_read(H5F_t *f, const H5O_layout_t *layout, const H5O_pline_t *pline,
+ const H5O_efl_t *efl, size_t elmt_size, const H5S_t *file_space,
+ const H5S_t *mem_space, const H5F_xfer_t *xfer_parms,
+ void *buf/*out*/, hbool_t *must_convert/*out*/)
+{
+ hsize_t size[H5S_MAX_RANK];
+ hssize_t offset[H5S_MAX_RANK];
+ int i;
+
+ FUNC_ENTER(H5S_all_read, FAIL);
+ *must_convert = TRUE;
+
+ /* Check whether we can handle this */
+ if (H5S_SIMPLE!=mem_space->extent.type) goto fall_through;
+ if (H5S_SIMPLE!=file_space->extent.type) goto fall_through;
+ if (mem_space->extent.u.simple.rank!=
+ file_space->extent.u.simple.rank) goto fall_through;
+
+ /* Get information about memory and file */
+ for (i=0; i<mem_space->extent.u.simple.rank; i++) {
+ if (mem_space->extent.u.simple.max &&
+ mem_space->extent.u.simple.size[i]!=
+ mem_space->extent.u.simple.max[i]) goto fall_through;
+ if (file_space->extent.u.simple.max &&
+ file_space->extent.u.simple.size[i]!=
+ file_space->extent.u.simple.max[i]) goto fall_through;
+ if (mem_space->extent.u.simple.size[i]!=
+ file_space->extent.u.simple.size[i]) goto fall_through;
+ size[i] = mem_space->extent.u.simple.size[i];
+ offset[i] = 0;
+ }
+ size[i] = elmt_size;
+ offset[i] = 0;
+
+ /* Read data from the file */
+ if (H5F_arr_read(f, xfer_parms, layout, pline, NULL, efl, size,
+ size, offset, offset, buf/*out*/)<0) {
+ HRETURN_ERROR(H5E_IO, H5E_INTERNAL, FAIL,
+ "unable to write data to the file");
+ }
+ *must_convert = FALSE;
+
+ fall_through:
+ FUNC_LEAVE(SUCCEED);
+}
+
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_write
+ *
+ * Purpose: Writes data directly to the file if possible.
+ *
+ * Return: Success: Non-negative. If data was written directly
+ * then MUST_CONVERT is set to zero, otherwise
+ * MUST_CONVERT is set to non-zero.
+ *
+ * Failure: Negative. Return value of MUST_CONVERT is
+ * undefined.
+ *
+ * Programmer: Robb Matzke
+ * Wednesday, April 21, 1999
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5S_all_write(H5F_t *f, const struct H5O_layout_t *layout,
+ const H5O_pline_t *pline, const H5O_efl_t *efl,
+ size_t elmt_size, const H5S_t *file_space,
+ const H5S_t *mem_space, const H5F_xfer_t *xfer_parms,
+ const void *buf, hbool_t *must_convert/*out*/)
+{
+ hsize_t size[H5S_MAX_RANK];
+ hssize_t offset[H5S_MAX_RANK];
+ int i;
+
+ FUNC_ENTER(H5S_all_write, FAIL);
+ *must_convert = TRUE;
+
+ /* Check whether we can handle this */
+ if (H5S_SIMPLE!=mem_space->extent.type) goto fall_through;
+ if (H5S_SIMPLE!=file_space->extent.type) goto fall_through;
+ if (mem_space->extent.u.simple.rank!=
+ file_space->extent.u.simple.rank) goto fall_through;
+
+ /* Get information about memory and file */
+ for (i=0; i<mem_space->extent.u.simple.rank; i++) {
+ if (mem_space->extent.u.simple.max &&
+ mem_space->extent.u.simple.size[i]!=
+ mem_space->extent.u.simple.max[i]) goto fall_through;
+ if (file_space->extent.u.simple.max &&
+ file_space->extent.u.simple.size[i]!=
+ file_space->extent.u.simple.max[i]) goto fall_through;
+ if (mem_space->extent.u.simple.size[i]!=
+ file_space->extent.u.simple.size[i]) goto fall_through;
+ size[i] = mem_space->extent.u.simple.size[i];
+ offset[i] = 0;
+ }
+ size[i] = elmt_size;
+ offset[i] = 0;
+
+ /* Write data to the file */
+ if (H5F_arr_write(f, xfer_parms, layout, pline, NULL, efl, size,
+ size, offset, offset, buf)<0) {
+ HRETURN_ERROR(H5E_IO, H5E_INTERNAL, FAIL,
+ "unable to write data to the file");
+ }
+ *must_convert = FALSE;
+
+
+ fall_through:
+ FUNC_LEAVE(SUCCEED);
+}
+
/*--------------------------------------------------------------------------
NAME
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