summaryrefslogtreecommitdiffstats
path: root/src/H5Dcontig.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/H5Dcontig.c')
-rw-r--r--src/H5Dcontig.c68
1 files changed, 37 insertions, 31 deletions
diff --git a/src/H5Dcontig.c b/src/H5Dcontig.c
index ad12ba0..8733633 100644
--- a/src/H5Dcontig.c
+++ b/src/H5Dcontig.c
@@ -40,6 +40,7 @@
#include "H5FLprivate.h" /* Free Lists */
#include "H5Iprivate.h" /* IDs */
#include "H5MFprivate.h" /* File memory management */
+#include "H5MMprivate.h" /* Memory management */
#include "H5FOprivate.h" /* File objects */
#include "H5Oprivate.h" /* Object headers */
#include "H5Pprivate.h" /* Property lists */
@@ -118,6 +119,7 @@ const H5D_layout_ops_t H5D_LOPS_CONTIG[1] = {{
H5D__contig_construct,
H5D__contig_init,
H5D__contig_is_space_alloc,
+ H5D__contig_is_data_cached,
H5D__contig_io_init,
H5D__contig_read,
H5D__contig_write,
@@ -538,6 +540,30 @@ H5D__contig_is_space_alloc(const H5O_storage_t *storage)
/*-------------------------------------------------------------------------
+ * Function: H5D__contig_is_data_cached
+ *
+ * Purpose: Query if raw data is cached for dataset
+ *
+ * Return: Non-negative on success/Negative on failure
+ *
+ * Programmer: Neil Fortner
+ * Wednessday, March 6, 2016
+ *
+ *-------------------------------------------------------------------------
+ */
+hbool_t
+H5D__contig_is_data_cached(const H5D_shared_t *shared_dset)
+{
+ FUNC_ENTER_PACKAGE_NOERR
+
+ /* Sanity checks */
+ HDassert(shared_dset);
+
+ FUNC_LEAVE_NOAPI(shared_dset->cache.contig.sieve_size > 0)
+} /* end H5D__contig_is_data_cached() */
+
+
+/*-------------------------------------------------------------------------
* Function: H5D__contig_io_init
*
* Purpose: Performs initialization before any sort of I/O on the raw data
@@ -751,15 +777,10 @@ H5D__contig_readvv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "block read failed")
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(buf, dset_contig->sieve_buf, len);
+ H5MM_memcpy(buf, dset_contig->sieve_buf, len);
/* Reset sieve buffer dirty flag */
dset_contig->sieve_dirty = FALSE;
-
- /* Stash local copies of these value */
- sieve_start = dset_contig->sieve_loc;
- sieve_size = dset_contig->sieve_size;
- sieve_end = sieve_start+sieve_size;
} /* end else */
} /* end if */
else {
@@ -771,7 +792,7 @@ H5D__contig_readvv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
unsigned char *base_sieve_buf = dset_contig->sieve_buf + (addr - sieve_start);
/* Grab the data out of the buffer */
- HDmemcpy(buf, base_sieve_buf, len);
+ H5MM_memcpy(buf, base_sieve_buf, len);
} /* end if */
/* Entire request is not within this data sieve buffer */
else {
@@ -825,17 +846,12 @@ H5D__contig_readvv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
min = MIN3(rel_eoa - dset_contig->sieve_loc, max_data, dset_contig->sieve_buf_size);
H5_CHECKED_ASSIGN(dset_contig->sieve_size, size_t, min, hsize_t);
- /* Update local copies of sieve information */
- sieve_start = dset_contig->sieve_loc;
- sieve_size = dset_contig->sieve_size;
- sieve_end = sieve_start + sieve_size;
-
/* Read the new sieve buffer */
if(H5F_block_read(file, H5FD_MEM_DRAW, dset_contig->sieve_loc, dset_contig->sieve_size, dset_contig->sieve_buf) < 0)
HGOTO_ERROR(H5E_DATASET, H5E_READERROR, FAIL, "block read failed")
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(buf, dset_contig->sieve_buf, len);
+ H5MM_memcpy(buf, dset_contig->sieve_buf, len);
/* Reset sieve buffer dirty flag */
dset_contig->sieve_dirty = FALSE;
@@ -1033,7 +1049,7 @@ H5D__contig_writevv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
} /* end if */
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(dset_contig->sieve_buf, buf, len);
+ H5MM_memcpy(dset_contig->sieve_buf, buf, len);
/* Set sieve buffer dirty flag */
dset_contig->sieve_dirty = TRUE;
@@ -1053,7 +1069,7 @@ H5D__contig_writevv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
unsigned char *base_sieve_buf = dset_contig->sieve_buf + (addr - sieve_start);
/* Put the data into the sieve buffer */
- HDmemcpy(base_sieve_buf, buf, len);
+ H5MM_memcpy(base_sieve_buf, buf, len);
/* Set sieve buffer dirty flag */
dset_contig->sieve_dirty = TRUE;
@@ -1096,7 +1112,7 @@ H5D__contig_writevv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
HDmemmove(dset_contig->sieve_buf + len, dset_contig->sieve_buf, dset_contig->sieve_size);
/* Copy in new information (must be first in sieve buffer) */
- HDmemcpy(dset_contig->sieve_buf, buf, len);
+ H5MM_memcpy(dset_contig->sieve_buf, buf, len);
/* Adjust sieve location */
dset_contig->sieve_loc = addr;
@@ -1105,16 +1121,11 @@ H5D__contig_writevv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
/* Append to existing sieve buffer */
else {
/* Copy in new information */
- HDmemcpy(dset_contig->sieve_buf + sieve_size, buf, len);
+ H5MM_memcpy(dset_contig->sieve_buf + sieve_size, buf, len);
} /* end else */
/* Adjust sieve size */
dset_contig->sieve_size += len;
-
- /* Update local copies of sieve information */
- sieve_start = dset_contig->sieve_loc;
- sieve_size = dset_contig->sieve_size;
- sieve_end = sieve_start + sieve_size;
} /* end if */
/* Can't add the new data onto the existing sieve buffer */
else {
@@ -1146,11 +1157,6 @@ H5D__contig_writevv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
min = MIN3(rel_eoa - dset_contig->sieve_loc, max_data, dset_contig->sieve_buf_size);
H5_CHECKED_ASSIGN(dset_contig->sieve_size, size_t, min, hsize_t);
- /* Update local copies of sieve information */
- sieve_start = dset_contig->sieve_loc;
- sieve_size = dset_contig->sieve_size;
- sieve_end = sieve_start + sieve_size;
-
/* Check if there is any point in reading the data from the file */
if(dset_contig->sieve_size > len) {
/* Read the new sieve buffer */
@@ -1159,7 +1165,7 @@ H5D__contig_writevv_sieve_cb(hsize_t dst_off, hsize_t src_off, size_t len,
} /* end if */
/* Grab the data out of the buffer (must be first piece of data in buffer ) */
- HDmemcpy(dset_contig->sieve_buf, buf, len);
+ H5MM_memcpy(dset_contig->sieve_buf, buf, len);
/* Set sieve buffer dirty flag */
dset_contig->sieve_dirty = TRUE;
@@ -1514,7 +1520,7 @@ H5D__contig_copy(H5F_t *f_src, const H5O_storage_contig_t *storage_src,
if(try_sieve && (addr_src >= sieve_start) && ((addr_src + src_nbytes -1) < sieve_end)) {
unsigned char *base_sieve_buf = shared_fo->cache.contig.sieve_buf + (addr_src - sieve_start);
- HDmemcpy(buf, base_sieve_buf, src_nbytes);
+ H5MM_memcpy(buf, base_sieve_buf, src_nbytes);
} else
/* Read raw data from source file */
if(H5F_block_read(f_src, H5FD_MEM_DRAW, addr_src, src_nbytes, buf) < 0)
@@ -1527,7 +1533,7 @@ H5D__contig_copy(H5F_t *f_src, const H5O_storage_contig_t *storage_src,
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "datatype conversion failed")
/* Copy into another buffer, to reclaim memory later */
- HDmemcpy(reclaim_buf, buf, mem_nbytes);
+ H5MM_memcpy(reclaim_buf, buf, mem_nbytes);
/* Set background buffer to all zeros */
HDmemset(bkg, 0, buf_size);
@@ -1553,7 +1559,7 @@ H5D__contig_copy(H5F_t *f_src, const H5O_storage_contig_t *storage_src,
HGOTO_ERROR(H5E_DATASET, H5E_CANTCOPY, FAIL, "unable to copy reference attribute")
/* After fix ref, copy the new reference elements to the buffer to write out */
- HDmemcpy(buf, bkg, buf_size);
+ H5MM_memcpy(buf, bkg, buf_size);
} /* end if */
else
/* Reset value to zero */