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-rw-r--r--src/H5Pdcpl.c134
1 files changed, 119 insertions, 15 deletions
diff --git a/src/H5Pdcpl.c b/src/H5Pdcpl.c
index 7e9fc52..721ba89 100644
--- a/src/H5Pdcpl.c
+++ b/src/H5Pdcpl.c
@@ -117,6 +117,11 @@
#define H5D_CRT_EXT_FILE_LIST_COPY H5P__dcrt_ext_file_list_copy
#define H5D_CRT_EXT_FILE_LIST_CMP H5P__dcrt_ext_file_list_cmp
#define H5D_CRT_EXT_FILE_LIST_CLOSE H5P__dcrt_ext_file_list_close
+/* Definitions for dataset object header minimization */
+#define H5D_CRT_MIN_DSET_HDR_SIZE_SIZE sizeof(hbool_t)
+#define H5D_CRT_MIN_DSET_HDR_SIZE_DEF FALSE
+#define H5D_CRT_MIN_DSET_HDR_SIZE_ENC H5P__encode_hbool_t
+#define H5D_CRT_MIN_DSET_HDR_SIZE_DEC H5P__decode_hbool_t
/******************/
@@ -209,6 +214,7 @@ static const H5O_layout_t H5D_def_layout_g = H5D_CRT_LAYOUT_DEF; /* Defau
static const H5O_fill_t H5D_def_fill_g = H5D_CRT_FILL_VALUE_DEF; /* Default fill value */
static const unsigned H5D_def_alloc_time_state_g = H5D_CRT_ALLOC_TIME_STATE_DEF; /* Default allocation time state */
static const H5O_efl_t H5D_def_efl_g = H5D_CRT_EXT_FILE_LIST_DEF; /* Default external file list */
+static const unsigned H5O_ohdr_min_g = H5D_CRT_MIN_DSET_HDR_SIZE_DEF; /* Default object header minimization */
/* Defaults for each type of layout */
#ifdef H5_HAVE_C99_DESIGNATED_INITIALIZER
@@ -268,6 +274,12 @@ H5P__dcrt_reg_prop(H5P_genclass_t *pclass)
H5D_CRT_EXT_FILE_LIST_DEL, H5D_CRT_EXT_FILE_LIST_COPY, H5D_CRT_EXT_FILE_LIST_CMP, H5D_CRT_EXT_FILE_LIST_CLOSE) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class")
+ /* Register the object header minimization property */
+ if(H5P__register_real(pclass, H5D_CRT_MIN_DSET_HDR_SIZE_NAME, H5D_CRT_MIN_DSET_HDR_SIZE_SIZE, &H5O_ohdr_min_g,
+ NULL, NULL, NULL, H5D_CRT_MIN_DSET_HDR_SIZE_ENC, H5D_CRT_MIN_DSET_HDR_SIZE_DEC,
+ NULL, NULL, NULL, NULL) < 0)
+ HGOTO_ERROR(H5E_PLIST, H5E_CANTINSERT, FAIL, "can't insert property into class")
+
done:
FUNC_LEAVE_NOAPI(ret_value)
} /* end H5P__dcrt_reg_prop() */
@@ -409,13 +421,13 @@ H5P__dcrt_layout_enc(const void *value, void **_pp, size_t *size)
for(u = 0; u < layout->storage.u.virt.list_nused; u++) {
/* Source file name */
tmp_size = HDstrlen(layout->storage.u.virt.list[u].source_file_name) + (size_t)1;
- (void)HDmemcpy(*pp, layout->storage.u.virt.list[u].source_file_name, tmp_size);
+ (void)H5MM_memcpy(*pp, layout->storage.u.virt.list[u].source_file_name, tmp_size);
*pp += tmp_size;
*size += tmp_size;
/* Source dataset name */
tmp_size = HDstrlen(layout->storage.u.virt.list[u].source_dset_name) + (size_t)1;
- (void)HDmemcpy(*pp, layout->storage.u.virt.list[u].source_dset_name, tmp_size);
+ (void)H5MM_memcpy(*pp, layout->storage.u.virt.list[u].source_dset_name, tmp_size);
*pp += tmp_size;
*size += tmp_size;
@@ -585,14 +597,14 @@ H5P__dcrt_layout_dec(const void **_pp, void *value)
tmp_size = HDstrlen((const char *)*pp) + 1;
if(NULL == (tmp_layout.storage.u.virt.list[u].source_file_name = (char *)H5MM_malloc(tmp_size)))
HGOTO_ERROR(H5E_PLIST, H5E_CANTALLOC, FAIL, "unable to allocate memory for source file name")
- (void)HDmemcpy(tmp_layout.storage.u.virt.list[u].source_file_name, *pp, tmp_size);
+ (void)H5MM_memcpy(tmp_layout.storage.u.virt.list[u].source_file_name, *pp, tmp_size);
*pp += tmp_size;
/* Source dataset name */
tmp_size = HDstrlen((const char *)*pp) + 1;
if(NULL == (tmp_layout.storage.u.virt.list[u].source_dset_name = (char *)H5MM_malloc(tmp_size)))
HGOTO_ERROR(H5E_PLIST, H5E_CANTALLOC, FAIL, "unable to allocate memory for source dataset name")
- (void)HDmemcpy(tmp_layout.storage.u.virt.list[u].source_dset_name, *pp, tmp_size);
+ (void)H5MM_memcpy(tmp_layout.storage.u.virt.list[u].source_dset_name, *pp, tmp_size);
*pp += tmp_size;
/* Source selection */
@@ -657,7 +669,7 @@ H5P__dcrt_layout_dec(const void **_pp, void *value)
} /* end switch */
/* Set the value */
- HDmemcpy(value, layout, sizeof(H5O_layout_t));
+ H5MM_memcpy(value, layout, sizeof(H5O_layout_t));
done:
FUNC_LEAVE_NOAPI(ret_value)
@@ -815,7 +827,7 @@ H5P__dcrt_layout_cmp(const void *_layout1, const void *_layout2,
if((equal = H5S_extent_equal(layout1->storage.u.virt.list[u].source_dset.virtual_select, layout2->storage.u.virt.list[u].source_dset.virtual_select)) < 0) HGOTO_DONE(-1)
if(!equal)
HGOTO_DONE(1)
- if((equal = H5S_select_shape_same(layout1->storage.u.virt.list[u].source_dset.virtual_select, layout2->storage.u.virt.list[u].source_dset.virtual_select)) < 0) HGOTO_DONE(-1)
+ if((equal = H5S_SELECT_SHAPE_SAME(layout1->storage.u.virt.list[u].source_dset.virtual_select, layout2->storage.u.virt.list[u].source_dset.virtual_select)) < 0) HGOTO_DONE(-1)
if(!equal)
HGOTO_DONE(1)
@@ -835,7 +847,7 @@ H5P__dcrt_layout_cmp(const void *_layout1, const void *_layout2,
if((equal = H5S_extent_equal(layout1->storage.u.virt.list[u].source_select, layout2->storage.u.virt.list[u].source_select)) < 0) HGOTO_DONE(-1)
if(!equal)
HGOTO_DONE(1)
- if((equal = H5S_select_shape_same(layout1->storage.u.virt.list[u].source_select, layout2->storage.u.virt.list[u].source_select)) < 0) HGOTO_DONE(-1)
+ if((equal = H5S_SELECT_SHAPE_SAME(layout1->storage.u.virt.list[u].source_select, layout2->storage.u.virt.list[u].source_select)) < 0) HGOTO_DONE(-1)
if(!equal)
HGOTO_DONE(1)
} /* end for */
@@ -1006,7 +1018,7 @@ H5P__dcrt_fill_value_enc(const void *value, void **_pp, size_t *size)
/* Encode the fill value & datatype */
if(fill->size > 0) {
/* Encode the fill value itself */
- HDmemcpy(*pp, (uint8_t *)fill->buf, (size_t)fill->size);
+ H5MM_memcpy(*pp, (uint8_t *)fill->buf, (size_t)fill->size);
*pp += fill->size;
/* Encode fill value datatype */
@@ -1103,7 +1115,7 @@ H5P__dcrt_fill_value_dec(const void **_pp, void *_value)
/* Allocate fill buffer and copy the contents in it */
if(NULL == (fill->buf = H5MM_malloc((size_t)fill->size)))
HGOTO_ERROR(H5E_PLIST, H5E_CANTALLOC, FAIL, "memory allocation failed for fill value buffer")
- HDmemcpy((uint8_t *)fill->buf, *pp, (size_t)fill->size);
+ H5MM_memcpy((uint8_t *)fill->buf, *pp, (size_t)fill->size);
*pp += fill->size;
enc_size = *(*pp)++;
@@ -1418,7 +1430,7 @@ H5P__dcrt_ext_file_list_enc(const void *value, void **_pp, size_t *size)
UINT64ENCODE_VAR(*pp, enc_value, enc_size);
/* Encode name */
- HDmemcpy(*pp, (uint8_t *)(efl->slot[u].name), len);
+ H5MM_memcpy(*pp, (uint8_t *)(efl->slot[u].name), len);
*pp += len;
/* Encode offset */
@@ -2005,7 +2017,7 @@ H5Pset_chunk(hid_t plist_id, int ndims, const hsize_t dim[/*ndims*/])
#endif /* H5_HAVE_C99_DESIGNATED_INITIALIZER */
/* Verify & initialize property's chunk dims */
- HDmemcpy(&chunk_layout, &H5D_def_layout_chunk_g, sizeof(H5D_def_layout_chunk_g));
+ H5MM_memcpy(&chunk_layout, &H5D_def_layout_chunk_g, sizeof(H5D_def_layout_chunk_g));
HDmemset(&chunk_layout.u.chunk.dim, 0, sizeof(chunk_layout.u.chunk.dim));
chunk_nelmts = 1;
for(u = 0; u < (unsigned)ndims; u++) {
@@ -2174,7 +2186,7 @@ H5Pset_virtual(hid_t dcpl_id, hid_t vspace_id, const char *src_file_name,
HGOTO_ERROR(H5E_PLIST, H5E_CANTRESET, FAIL, "can't release layout message")
/* Copy the default virtual layout */
- HDmemcpy(&virtual_layout, &H5D_def_layout_virtual_g, sizeof(H5D_def_layout_virtual_g));
+ H5MM_memcpy(&virtual_layout, &H5D_def_layout_virtual_g, sizeof(H5D_def_layout_virtual_g));
/* Sanity check */
HDassert(virtual_layout.storage.u.virt.list_nalloc == 0);
@@ -3213,7 +3225,7 @@ H5Pset_fill_value(hid_t plist_id, hid_t type_id, const void *value)
fill.size = (ssize_t)H5T_get_size(type);
if(NULL == (fill.buf = H5MM_malloc((size_t)fill.size)))
HGOTO_ERROR(H5E_RESOURCE, H5E_CANTINIT, FAIL, "memory allocation failed for fill value")
- HDmemcpy(fill.buf, value, (size_t)fill.size);
+ H5MM_memcpy(fill.buf, value, (size_t)fill.size);
/* Set up type conversion function */
if(NULL == (tpath = H5T_path_find(type, type)))
@@ -3321,7 +3333,7 @@ H5P_get_fill_value(H5P_genplist_t *plist, const H5T_t *type, void *value/*out*/)
if(H5T_path_bkg(tpath) && NULL == (bkg = H5MM_malloc(H5T_get_size(fill.type))))
HGOTO_ERROR(H5E_PLIST, H5E_CANTALLOC, FAIL, "memory allocation failed for type conversion")
} /* end else */
- HDmemcpy(buf, fill.buf, H5T_get_size(fill.type));
+ H5MM_memcpy(buf, fill.buf, H5T_get_size(fill.type));
/* Do the conversion */
if((dst_id = H5I_register(H5I_DATATYPE, H5T_copy(type, H5T_COPY_TRANSIENT), FALSE)) < 0)
@@ -3329,7 +3341,7 @@ H5P_get_fill_value(H5P_genplist_t *plist, const H5T_t *type, void *value/*out*/)
if(H5T_convert(tpath, src_id, dst_id, (size_t)1, (size_t)0, (size_t)0, buf, bkg) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTINIT, FAIL, "datatype conversion failed")
if(buf != value)
- HDmemcpy(value, buf, H5T_get_size(type));
+ H5MM_memcpy(value, buf, H5T_get_size(type));
done:
if(buf != value)
@@ -3731,3 +3743,95 @@ done:
FUNC_LEAVE_API(ret_value)
} /* end H5Pget_fill_time() */
+
+/*-----------------------------------------------------------------------------
+ * Function: H5Pget_dset_no_attrs_hint
+ *
+ * Purpose:
+ *
+ * Access the flag for whether or not datasets created by the given dcpl
+ * will be created with a "minimized" object header.
+ *
+ * Return:
+ *
+ * Failure: Negative value (FAIL)
+ * Success: Non-negative value (SUCCEED)
+ *
+ * Programmer: Jacob Smith
+ * 2018 August 14
+ *
+ * Modifications: None.
+ *
+ *-----------------------------------------------------------------------------
+ */
+herr_t
+H5Pget_dset_no_attrs_hint(hid_t dcpl_id, hbool_t *minimize)
+{
+ hbool_t setting = FALSE;
+ H5P_genplist_t *plist = NULL;
+ herr_t ret_value = SUCCEED;
+
+ FUNC_ENTER_API(FAIL)
+ H5TRACE2("e", "i*b", dcpl_id, minimize);
+
+ if(NULL == minimize)
+ HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "receiving pointer cannot be NULL")
+
+ plist = H5P_object_verify(dcpl_id, H5P_DATASET_CREATE);
+ if(NULL == plist)
+ HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
+
+ if(H5P_peek(plist, H5D_CRT_MIN_DSET_HDR_SIZE_NAME, &setting) < 0)
+ HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get dset oh minimize flag value")
+
+ *minimize = setting;
+
+done:
+ FUNC_LEAVE_API(ret_value)
+} /* H5Pget_dset_no_attrs_hint() */
+
+
+/*-----------------------------------------------------------------------------
+ * Function: H5Pset_dset_no_attrs_hint
+ *
+ * Purpose:
+ *
+ * Set the dcpl to minimize (or explicitly to not minimized) dataset object
+ * headers upon creation.
+ *
+ * Return:
+ *
+ * Failure: Negative value (FAIL)
+ * Success: Non-negative value (SUCCEED)
+ *
+ * Programmer: Jacob Smith
+ * 2018 August 14
+ *
+ * Modifications: None.
+ *
+ *-----------------------------------------------------------------------------
+ */
+herr_t
+H5Pset_dset_no_attrs_hint(hid_t dcpl_id, hbool_t minimize)
+{
+ H5P_genplist_t *plist = NULL;
+ hbool_t prev_set = FALSE;
+ herr_t ret_value = SUCCEED;
+
+ FUNC_ENTER_API(FAIL)
+ H5TRACE2("e", "ib", dcpl_id, minimize);
+
+ plist = H5P_object_verify(dcpl_id, H5P_DATASET_CREATE);
+ if(NULL == plist)
+ HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID")
+
+ if(H5P_peek(plist, H5D_CRT_MIN_DSET_HDR_SIZE_NAME, &prev_set) < 0)
+ HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get extant dset oh minimize flag value")
+
+ if(H5P_poke(plist, H5D_CRT_MIN_DSET_HDR_SIZE_NAME, &minimize) < 0)
+ HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't get dset oh minimize flag value")
+
+done:
+ FUNC_LEAVE_API(ret_value)
+} /* H5Pset_dset_no_attrs_hint() */
+
generated by cgit v0.12 at 2024-09-03 19:36:20 (GMT)