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diff --git a/src/H5Sall.c b/src/H5Sall.c
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+/*
+ * Copyright (C) 1998 NCSA
+ * All rights reserved.
+ *
+ * Programmer: Quincey Koziol <koziol@ncsa.uiuc.edu>
+ * Tuesday, June 16, 1998
+ *
+ * Purpose: "All" selection data space I/O functions.
+ */
+#include <H5private.h>
+#include <H5Eprivate.h>
+#include <H5Sprivate.h>
+#include <H5Vprivate.h>
+
+/* Interface initialization */
+#define PABLO_MASK H5S_all_mask
+#define INTERFACE_INIT NULL
+static intn interface_initialize_g = FALSE;
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_init
+ *
+ * Purpose: Initializes iteration information for all selection.
+ *
+ * Return: non-negative on success, negative on failure.
+ *
+ * Programmer: Quincey Koziol
+ * Tuesday, June 16, 1998
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5S_all_init (const struct H5O_layout_t __unused__ *layout,
+ const H5S_t *space, H5S_sel_iter_t *sel_iter)
+{
+ FUNC_ENTER (H5S_all_init, FAIL);
+
+ /* Check args */
+ assert (layout);
+ assert (space && H5S_SEL_ALL==space->select.type);
+ assert (sel_iter);
+
+ /* Initialize the number of elements to iterate over */
+ sel_iter->all.elmt_left=H5S_get_npoints(space);
+
+ /* Start at the upper left location */
+ sel_iter->all.offset=0;
+
+ FUNC_LEAVE (SUCCEED);
+}
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_favail
+ *
+ * Purpose: Figure out the optimal number of elements to transfer to/from the file
+ *
+ * Return: non-negative number of elements on success, negative on failure
+ *
+ * Programmer: Quincey Koziol
+ * Tuesday, June 16, 1998
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+size_t
+H5S_all_favail (const H5S_t *space, const H5S_sel_iter_t *sel_iter, size_t max)
+{
+ hsize_t nelmts;
+ int m_ndims; /* file dimensionality */
+ hsize_t size[H5O_LAYOUT_NDIMS]; /*size of selected hyperslab */
+ hsize_t acc;
+ int i;
+
+ FUNC_ENTER (H5S_all_favail, FAIL);
+
+ /* Check args */
+ assert (space && H5S_SEL_ALL==space->select.type);
+ assert (sel_iter);
+
+ /*
+ * The stripmine size is such that only the slowest varying dimension can
+ * be split up. We choose the largest possible strip mine size which is
+ * not larger than the desired size.
+ */
+ m_ndims = H5S_get_dims (space, size, NULL);
+ for (i=m_ndims-1, acc=1; i>0; --i)
+ acc *= size[i];
+ nelmts = (max/acc) * acc;
+ if (nelmts<=0) {
+ HRETURN_ERROR (H5E_IO, H5E_UNSUPPORTED, 0,
+ "strip mine buffer is too small");
+ }
+
+ FUNC_LEAVE (MIN(sel_iter->all.elmt_left,nelmts));
+} /* H5S_all_favail() */
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_fgath
+ *
+ * Purpose: Gathers data points from file F and accumulates them in the
+ * type conversion buffer BUF. The LAYOUT argument describes
+ * how the data is stored on disk and EFL describes how the data
+ * is organized in external files. ELMT_SIZE is the size in
+ * bytes of a datum which this function treats as opaque.
+ * FILE_SPACE describes the data space of the dataset on disk
+ * and the elements that have been selected for reading (via
+ * hyperslab, etc). This function will copy at most NELMTS elements.
+ *
+ * Return: Success: Number of elements copied.
+ *
+ * Failure: 0
+ *
+ * Programmer: Quincey Koziol
+ * Tuesday, June 16, 1998
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+size_t
+H5S_all_fgath (H5F_t *f, const struct H5O_layout_t *layout,
+ const struct H5O_compress_t *comp, 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_transfer_t xfer_mode, void *_buf/*out*/)
+{
+ hssize_t file_offset[H5O_LAYOUT_NDIMS]; /*offset of slab in file*/
+ hsize_t hsize[H5O_LAYOUT_NDIMS]; /*size of hyperslab */
+ hssize_t zero[H5O_LAYOUT_NDIMS]; /*zero */
+ uint8 *buf=(uint8 *)_buf; /* Alias for pointer arithmetic */
+ hsize_t acc; /*accumulator */
+ intn space_ndims; /*dimensionality of space*/
+ intn i; /*counters */
+
+ FUNC_ENTER (H5S_all_fgath, 0);
+
+ /* Check args */
+ assert (f);
+ assert (layout);
+ assert (elmt_size>0);
+ assert (file_space);
+ assert (file_iter);
+ assert (nelmts>0);
+ assert (buf);
+
+ /*
+ * Get hyperslab information to determine what elements are being
+ * selected (there might eventually be other selection methods too).
+ * We only support hyperslabs with unit sample because there's no way to
+ * currently pass sample information into H5F_arr_read() much less
+ * H5F_istore_read().
+ */
+ if ((space_ndims=H5S_get_dims (file_space, hsize, NULL))<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, 0,
+ "unable to retrieve hyperslab parameters");
+ }
+ HDmemset(file_offset,0,sizeof(hssize_t)*space_ndims);
+
+ /* Adjust the slowest varying dimension to take care of strip mining */
+ for (i=1, acc=1; i<space_ndims; i++)
+ acc *= hsize[i];
+ assert (0==file_iter->all.offset % acc);
+ assert (0==nelmts % acc);
+ file_offset[0] += file_iter->all.offset / acc;
+ hsize[0] = nelmts / acc;
+
+ /* The fastest varying dimension is for the data point itself */
+ file_offset[space_ndims] = 0;
+ hsize[space_ndims] = elmt_size;
+ HDmemset (zero, 0, layout->ndims*sizeof(*zero));
+
+ /*
+ * Gather from file.
+ */
+ if (H5F_arr_read (f, layout, comp, efl, hsize, hsize, zero, file_offset,
+ xfer_mode, buf/*out*/)<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_READERROR, 0, "read error");
+ }
+
+ /* Advance iterator */
+ file_iter->all.elmt_left--;
+ file_iter->all.offset+=nelmts;
+
+ FUNC_LEAVE (nelmts);
+} /* H5S_all_fgath() */
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_fscat
+ *
+ * Purpose: Scatters dataset elements from the type conversion buffer BUF
+ * to the file F where the data points are arranged according to
+ * the file data space FILE_SPACE and stored according to
+ * LAYOUT and EFL. Each element is ELMT_SIZE bytes.
+ * The caller is requesting that NELMTS elements are copied.
+ *
+ * Return: Success: SUCCEED
+ *
+ * Failure: FAIL
+ *
+ * Programmer: Quincey Koziol
+ * Tuesday, June 16, 1998
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5S_all_fscat (H5F_t *f, const struct H5O_layout_t *layout,
+ const struct H5O_compress_t *comp, 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_transfer_t xfer_mode, const void *_buf)
+{
+ hssize_t file_offset[H5O_LAYOUT_NDIMS]; /*offset of hyperslab */
+ hsize_t hsize[H5O_LAYOUT_NDIMS]; /*size of hyperslab */
+ hssize_t zero[H5O_LAYOUT_NDIMS]; /*zero vector */
+ const uint8 *buf=(const uint8 *)_buf; /* Alias for pointer arithmetic */
+ hsize_t acc; /*accumulator */
+ intn space_ndims; /*space dimensionality */
+ intn i; /*counters */
+
+ FUNC_ENTER (H5S_all_fscat, FAIL);
+
+ /* Check args */
+ assert (f);
+ assert (layout);
+ assert (elmt_size>0);
+ assert (file_space);
+ assert (file_iter);
+ assert (nelmts>0);
+ assert (buf);
+
+ /*
+ * Get information to determine what elements are being selected.
+ */
+ if ((space_ndims=H5S_get_dims (file_space, hsize, NULL))<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, FAIL,
+ "unable to retrieve hyperslab parameters");
+ }
+ HDmemset(file_offset,0,sizeof(hssize_t)*space_ndims);
+
+ /* Adjust the slowest varying dimension to account for strip mining */
+ for (i=1, acc=1; i<space_ndims; i++)
+ acc *= hsize[i];
+ assert (0==file_iter->all.offset % acc);
+ assert (0==nelmts % acc);
+ file_offset[0] += file_iter->all.offset / acc;
+ hsize[0] = nelmts / acc;
+
+ /* The fastest varying dimension is for the data point itself */
+ file_offset[space_ndims] = 0;
+ hsize[space_ndims] = elmt_size;
+ HDmemset (zero, 0, layout->ndims*sizeof(*zero));
+
+ /*
+ * Scatter to file.
+ */
+ if (H5F_arr_write (f, layout, comp, efl, hsize, hsize, zero,
+ file_offset, xfer_mode, buf)<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_WRITEERROR, FAIL, "write error");
+ }
+
+ /* Advance iterator */
+ file_iter->all.elmt_left--;
+ file_iter->all.offset+=nelmts;
+
+ FUNC_LEAVE (SUCCEED);
+} /* H5S_all_fscat() */
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_mgath
+ *
+ * Purpose: Gathers dataset elements from application memory BUF and
+ * copies them into the data type conversion buffer TCONV_BUF.
+ * Each element is ELMT_SIZE bytes and arranged in application
+ * memory according to MEM_SPACE.
+ * The caller is requesting that at most NELMTS be gathered.
+ *
+ * Return: Success: Number of elements copied.
+ *
+ * Failure: 0
+ *
+ * Programmer: Quincey Koziol
+ * Tuesday, June 16, 1998
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+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*/)
+{
+ hssize_t mem_offset[H5O_LAYOUT_NDIMS]; /*slab offset in app buf*/
+ hsize_t mem_size[H5O_LAYOUT_NDIMS]; /*total size of app buf */
+ hsize_t hsize[H5O_LAYOUT_NDIMS]; /*size of hyperslab */
+ hssize_t zero[H5O_LAYOUT_NDIMS]; /*zero */
+ const uint8 *buf=(const uint8 *)_buf; /* Get local copies for address arithmetic */
+ uint8 *tconv_buf=(uint8 *)_tconv_buf;
+ hsize_t acc; /*accumulator */
+ intn space_ndims; /*dimensionality of space*/
+ intn i; /*counters */
+
+ FUNC_ENTER (H5S_all_mgath, 0);
+
+ /* Check args */
+ assert (buf);
+ assert (elmt_size>0);
+ assert (mem_space && H5S_SEL_ALL==mem_space->select.type);
+ assert (mem_iter);
+ assert (nelmts>0);
+ assert (tconv_buf);
+
+ /*
+ * Retrieve information to determine what elements are being selected.
+ */
+ if ((space_ndims=H5S_get_dims (mem_space, hsize, NULL))<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, 0,
+ "unable to retrieve hyperslab parameters");
+ }
+ HDmemset(mem_offset,0,sizeof(hssize_t)*space_ndims);
+
+ if (H5S_get_dims (mem_space, mem_size, NULL)<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, 0,
+ "unable to retrieve data space dimensions");
+ }
+
+ /* Adjust the slowest varying dimension to account for strip mining */
+ for (i=1, acc=1; i<space_ndims; i++)
+ acc *= hsize[i];
+ assert (0==mem_iter->all.offset % acc);
+ assert (0==nelmts % acc);
+ mem_offset[0] += mem_iter->all.offset / acc;
+ hsize[0] = nelmts / acc;
+
+ /* The fastest varying dimension is for the data point itself */
+ mem_offset[space_ndims] = 0;
+ mem_size[space_ndims] = elmt_size;
+ hsize[space_ndims] = elmt_size;
+ HDmemset (zero, 0, (space_ndims+1)*sizeof(*zero));
+
+ /*
+ * Scatter from conversion buffer to application memory.
+ */
+ if (H5V_hyper_copy (space_ndims+1, hsize, hsize, zero, tconv_buf,
+ mem_size, mem_offset, buf)<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, 0,
+ "unable to scatter data to memory");
+ }
+
+ /* Advance iterator */
+ mem_iter->all.elmt_left--;
+ mem_iter->all.offset+=nelmts;
+
+ FUNC_LEAVE (nelmts);
+} /* H5S_all_mgath() */
+
+/*-------------------------------------------------------------------------
+ * Function: H5S_all_mscat
+ *
+ * Purpose: Scatters NELMTS data points from the type conversion buffer
+ * TCONV_BUF to the application buffer BUF. Each element is
+ * ELMT_SIZE bytes and they are organized in application memory
+ * according to MEM_SPACE.
+ *
+ * Return: Success: SUCCEED
+ *
+ * Failure: FAIL
+ *
+ * Programmer: Quincey Koziol
+ * Wednesday, June 17, 1998
+ *
+ * Modifications:
+ *
+ *-------------------------------------------------------------------------
+ */
+herr_t
+H5S_all_mscat (const void *_tconv_buf, size_t elmt_size,
+ const H5S_t *mem_space, H5S_sel_iter_t *mem_iter,
+ size_t nelmts, void *_buf/*out*/)
+{
+ hssize_t mem_offset[H5O_LAYOUT_NDIMS]; /*slab offset in app buf*/
+ hsize_t mem_size[H5O_LAYOUT_NDIMS]; /*total size of app buf */
+ hsize_t hsize[H5O_LAYOUT_NDIMS]; /*size of hyperslab */
+ hssize_t zero[H5O_LAYOUT_NDIMS]; /*zero */
+ uint8 *buf=(uint8 *)_buf; /* Get local copies for address arithmetic */
+ const uint8 *tconv_buf=(const uint8 *)_tconv_buf;
+ hsize_t acc; /*accumulator */
+ intn space_ndims; /*dimensionality of space*/
+ intn i; /*counters */
+
+ FUNC_ENTER (H5S_all_mscat, FAIL);
+
+ /* Check args */
+ assert (tconv_buf);
+ assert (elmt_size>0);
+ assert (mem_space && H5S_SEL_ALL==mem_space->select.type);
+ assert (mem_iter);
+ assert (nelmts>0);
+ assert (buf);
+
+ /*
+ * Retrieve information to determine what elements are being selected.
+ */
+ if ((space_ndims=H5S_get_dims (mem_space, hsize, NULL))<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, FAIL,
+ "unable to retrieve hyperslab parameters");
+ }
+ HDmemset(mem_offset,0,sizeof(hssize_t)*space_ndims);
+
+ if (H5S_get_dims (mem_space, mem_size, NULL)<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, FAIL,
+ "unable to retrieve data space dimensions");
+ }
+
+ /* Adjust the slowest varying dimension to take care of strip mining */
+ for (i=1, acc=1; i<space_ndims; i++)
+ acc *= hsize[i];
+ assert (0==mem_iter->all.offset % acc);
+ assert (0==nelmts % acc);
+ mem_offset[0] += mem_iter->all.offset / acc;
+ hsize[0] = nelmts / acc;
+
+ /* The fastest varying dimension is for the data point itself */
+ mem_offset[space_ndims] = 0;
+ mem_size[space_ndims] = elmt_size;
+ hsize[space_ndims] = elmt_size;
+ HDmemset (zero, 0, (space_ndims+1)*sizeof(*zero));
+
+ /*
+ * Scatter from conversion buffer to application memory.
+ */
+ if (H5V_hyper_copy (space_ndims+1, hsize, mem_size, mem_offset, buf,
+ hsize, zero, tconv_buf)<0) {
+ HRETURN_ERROR (H5E_DATASPACE, H5E_CANTINIT, FAIL,
+ "unable to scatter data to memory");
+ }
+
+ /* Advance iterator */
+ mem_iter->all.elmt_left--;
+ mem_iter->all.offset+=nelmts;
+
+ FUNC_LEAVE (SUCCEED);
+} /* H5S_all_mscat() */
+
+/*--------------------------------------------------------------------------
+ NAME
+ H5S_all_release
+ PURPOSE
+ Release all selection information for a dataspace
+ USAGE
+ herr_t H5S_all_release(space)
+ H5S_t *space; IN: Pointer to dataspace
+ RETURNS
+ SUCCEED/FAIL
+ DESCRIPTION
+ Releases "all" selection information for a dataspace
+ GLOBAL VARIABLES
+ COMMENTS, BUGS, ASSUMPTIONS
+ EXAMPLES
+ REVISION LOG
+--------------------------------------------------------------------------*/
+herr_t
+H5S_all_release (H5S_t *space)
+{
+ FUNC_ENTER (H5S_all_release, FAIL);
+
+ /* Check args */
+ assert (space);
+
+ FUNC_LEAVE (SUCCEED);
+} /* H5S_all_release() */
+
+/*--------------------------------------------------------------------------
+ NAME
+ H5S_all_npoints
+ PURPOSE
+ Compute number of elements in current selection
+ USAGE
+ hsize_t H5S_all_npoints(space)
+ H5S_t *space; IN: Pointer to dataspace
+ RETURNS
+ The number of elements in selection on success, 0 on failure
+ DESCRIPTION
+ Compute number of elements in current selection. For "all" selections,
+ this is the same as the number of points in the extent.
+ GLOBAL VARIABLES
+ COMMENTS, BUGS, ASSUMPTIONS
+ EXAMPLES
+ REVISION LOG
+--------------------------------------------------------------------------*/
+hsize_t
+H5S_all_npoints (H5S_t *space)
+{
+ intn i; /* Counters */
+ hsize_t ret_value;
+
+ FUNC_ENTER (H5S_all_npoints, 0);
+
+ /* Check args */
+ assert (space);
+
+ for(i=0, ret_value=1; i<space->extent.u.simple.rank; i++)
+ ret_value*=space->extent.u.simple.size[i];
+
+ FUNC_LEAVE (ret_value);
+} /* H5S_all_npoints() */