summaryrefslogtreecommitdiffstats
path: root/src/H5A.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/H5A.c')
-rw-r--r--src/H5A.c627
1 files changed, 294 insertions, 333 deletions
diff --git a/src/H5A.c b/src/H5A.c
index 42dcfa2..25d5368 100644
--- a/src/H5A.c
+++ b/src/H5A.c
@@ -28,14 +28,14 @@
#include "H5Sprivate.h" /* Dataspace functions */
/* PRIVATE PROTOTYPES */
-static hid_t H5A_create(const H5G_entry_t *ent, const char *name,
+static hid_t H5A_create(const H5G_loc_t *loc, const char *name,
const H5T_t *type, const H5S_t *space, hid_t dxpl_id);
-static hid_t H5A_open(H5G_entry_t *ent, unsigned idx, hid_t dxpl_id);
+static hid_t H5A_open(H5G_loc_t *loc, unsigned idx, hid_t dxpl_id);
static herr_t H5A_write(H5A_t *attr, const H5T_t *mem_type, const void *buf, hid_t dxpl_id);
static herr_t H5A_read(const H5A_t *attr, const H5T_t *mem_type, void *buf, hid_t dxpl_id);
-static int H5A_get_index(H5G_entry_t *ent, const char *name, hid_t dxpl_id);
+static int H5A_get_index(H5O_loc_t *loc, const char *name, hid_t dxpl_id);
static hsize_t H5A_get_storage_size(const H5A_t *attr);
-static herr_t H5A_rename(H5G_entry_t *ent, const char *old_name, const char *new_name, hid_t dxpl_id);
+static herr_t H5A_rename(H5O_loc_t *loc, const char *old_name, const char *new_name, hid_t dxpl_id);
/* Object header iterator callbacks */
/* Data structure for callback for locating the index by name */
@@ -70,14 +70,14 @@ DESCRIPTION
static herr_t
H5A_init_interface(void)
{
- herr_t ret_value=SUCCEED; /* Return value */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5A_init_interface)
/*
* Create attribute group.
*/
- if (H5I_register_type(H5I_ATTR, (size_t)H5I_ATTRID_HASHSIZE, H5A_RESERVED_ATOMS, (H5I_free_t)H5A_close)<H5I_FILE)
+ if(H5I_register_type(H5I_ATTR, (size_t)H5I_ATTRID_HASHSIZE, H5A_RESERVED_ATOMS, (H5I_free_t)H5A_close) < H5I_FILE)
HGOTO_ERROR(H5E_INTERNAL, H5E_CANTINIT, FAIL, "unable to initialize interface")
done:
@@ -108,8 +108,8 @@ H5A_term_interface(void)
FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5A_term_interface)
- if (H5_interface_initialize_g) {
- if ((n=H5I_nmembers(H5I_ATTR))>0) {
+ if(H5_interface_initialize_g) {
+ if((n = H5I_nmembers(H5I_ATTR))>0) {
(void)H5I_clear_type(H5I_ATTR, FALSE);
} else {
(void)H5I_dec_type_ref(H5I_ATTR);
@@ -136,8 +136,6 @@ H5A_term_interface(void)
RETURNS
Non-negative on success/Negative on failure
- ERRORS
-
DESCRIPTION
This function creates an attribute which is attached to the object
specified with 'location_id'. The name specified with 'name' for each
@@ -154,18 +152,14 @@ H5A_term_interface(void)
attribute is reduced to zero.
The location object may be either a group or a dataset, both of
which may have any sort of attribute.
- *
- * Modifications:
- * Robb Matzke, 5 Jun 1998
- * The LOC_ID can also be a committed datatype.
- *
+
--------------------------------------------------------------------------*/
/* ARGSUSED */
hid_t
H5Acreate(hid_t loc_id, const char *name, hid_t type_id, hid_t space_id,
hid_t UNUSED plist_id)
{
- H5G_entry_t *ent = NULL;
+ H5G_loc_t loc; /* Object location */
H5T_t *type = NULL;
H5S_t *space = NULL;
hid_t ret_value = FAIL;
@@ -174,20 +168,20 @@ H5Acreate(hid_t loc_id, const char *name, hid_t type_id, hid_t space_id,
H5TRACE5("i","isiii",loc_id,name,type_id,space_id,plist_id);
/* check arguments */
- if (H5I_FILE==H5I_get_type(loc_id) || H5I_ATTR==H5I_get_type(loc_id))
+ if(H5I_FILE == H5I_get_type(loc_id) || H5I_ATTR == H5I_get_type(loc_id))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute")
- if (NULL==(ent=H5G_loc(loc_id)))
+ if(H5G_loc(loc_id, &loc) < 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location")
- if (!name || !*name)
+ if(!name || !*name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name")
- if (NULL == (type = H5I_object_verify(type_id, H5I_DATATYPE)))
+ if(NULL == (type = H5I_object_verify(type_id, H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a type")
- if (NULL == (space = H5I_object_verify(space_id, H5I_DATASPACE)))
+ if(NULL == (space = H5I_object_verify(space_id, H5I_DATASPACE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data space")
/* Go do the real work for attaching the attribute to the dataset */
- if ((ret_value=H5A_create(ent,name,type,space, H5AC_dxpl_id))<0)
- HGOTO_ERROR (H5E_ATTR, H5E_CANTINIT, FAIL, "unable to create attribute")
+ if((ret_value = H5A_create(&loc, name, type, space, H5AC_dxpl_id)) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to create attribute")
done:
FUNC_LEAVE_API(ret_value)
@@ -211,16 +205,11 @@ done:
* Programmer: Quincey Koziol
* April 2, 1998
*
- * Modifications:
- *
- * Pedro Vicente, <pvn@ncsa.uiuc.edu> 22 Aug 2002
- * Added a deep copy of the symbol table entry
- *
*-------------------------------------------------------------------------
*/
static hid_t
-H5A_create(const H5G_entry_t *ent, const char *name, const H5T_t *type,
- const H5S_t *space, hid_t dxpl_id)
+H5A_create(const H5G_loc_t *loc, const char *name, const H5T_t *type,
+ const H5S_t *space, hid_t dxpl_id)
{
H5A_t *attr = NULL;
H5A_iter_cb1 cb; /* Iterator callback */
@@ -229,47 +218,51 @@ H5A_create(const H5G_entry_t *ent, const char *name, const H5T_t *type,
FUNC_ENTER_NOAPI_NOINIT(H5A_create)
/* check args */
- assert(ent);
- assert(name);
- assert(type);
- assert(space);
+ HDassert(loc);
+ HDassert(name);
+ HDassert(type);
+ HDassert(space);
/* Iterate over the existing attributes to check for duplicates */
- cb.name=name;
- cb.idx=(-1);
- if((ret_value=H5O_iterate(ent,H5O_ATTR_ID,H5A_find_idx_by_name,&cb,dxpl_id))<0)
+ cb.name = name;
+ cb.idx = (-1);
+ if((ret_value = H5O_iterate(loc->oloc, H5O_ATTR_ID, H5A_find_idx_by_name, &cb, dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_NOTFOUND, FAIL, "error iterating over attributes")
- if(ret_value>0)
+ if(ret_value > 0)
HGOTO_ERROR(H5E_ATTR, H5E_ALREADYEXISTS, FAIL, "attribute already exists")
/* Check if the dataspace has an extent set (or is NULL) */
- if( !(H5S_has_extent(space)) )
+ if(!(H5S_has_extent(space)))
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "dataspace extent has not been set")
/* Build the attribute information */
- if((attr = H5FL_CALLOC(H5A_t))==NULL)
+ if((attr = H5FL_CALLOC(H5A_t)) == NULL)
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed for attribute info")
/* Copy the attribute name */
- attr->name=HDstrdup(name);
+ attr->name = HDstrdup(name);
/* Copy the attribute's datatype */
- attr->dt=H5T_copy(type, H5T_COPY_ALL);
+ attr->dt = H5T_copy(type, H5T_COPY_ALL);
/* Mark any datatypes as being on disk now */
- if (H5T_set_loc(attr->dt, ent->file, H5T_LOC_DISK)<0)
+ if(H5T_set_loc(attr->dt, loc->oloc->file, H5T_LOC_DISK) < 0)
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "invalid datatype location")
/* Copy the dataspace for the attribute */
- attr->ds=H5S_copy(space, FALSE);
+ attr->ds = H5S_copy(space, FALSE);
/* Mark it initially set to initialized */
attr->initialized = TRUE; /*for now, set to false later*/
- /* Deep copy of the symbol table entry */
- if (H5G_ent_copy(&(attr->ent),ent,H5G_COPY_DEEP)<0)
+ /* Copy the object header information */
+ if(H5O_loc_copy(&(attr->oloc), loc->oloc, H5O_COPY_DEEP) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to copy entry")
+ /* Deep copy of the group hierarchy path */
+ if(H5G_name_copy(&(attr->path), loc->path, H5G_COPY_DEEP) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to copy path")
+
/* Compute the size of pieces on disk */
if(H5T_committed(attr->dt)) {
H5O_shared_t sh_mesg;
@@ -278,37 +271,37 @@ H5A_create(const H5G_entry_t *ent, const char *name, const H5T_t *type,
HDmemset(&sh_mesg,0,sizeof(H5O_shared_t));
/* Get shared message information for datatype */
- if (H5O_get_share(H5O_DTYPE_ID,attr->ent.file, type, &sh_mesg/*out*/)<0)
+ if(H5O_get_share(H5O_DTYPE_ID, attr->oloc.file, type, &sh_mesg/*out*/) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to copy entry")
/* Compute shared message size for datatype */
- attr->dt_size=H5O_raw_size(H5O_SHARED_ID,attr->ent.file,&sh_mesg);
+ attr->dt_size = H5O_raw_size(H5O_SHARED_ID, attr->oloc.file, &sh_mesg);
} /* end if */
else
- attr->dt_size=H5O_raw_size(H5O_DTYPE_ID,attr->ent.file,type);
- assert(attr->dt_size>0);
- attr->ds_size=H5S_raw_size(attr->ent.file,space);
- assert(attr->ds_size>0);
- H5_ASSIGN_OVERFLOW(attr->data_size,H5S_GET_EXTENT_NPOINTS(attr->ds)*H5T_get_size(attr->dt),hssize_t,size_t);
+ attr->dt_size = H5O_raw_size(H5O_DTYPE_ID, attr->oloc.file, type);
+ HDassert(attr->dt_size > 0);
+ attr->ds_size = H5S_raw_size(attr->oloc.file, space);
+ HDassert(attr->ds_size > 0);
+ H5_ASSIGN_OVERFLOW(attr->data_size, H5S_GET_EXTENT_NPOINTS(attr->ds) * H5T_get_size(attr->dt), hssize_t, size_t);
/* Hold the symbol table entry (and file) open */
- if (H5O_open(&(attr->ent)) < 0)
+ if(H5O_open(&(attr->oloc)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to open")
- attr->ent_opened=1;
+ attr->obj_opened = TRUE;
/* Create the attribute message and save the attribute index */
- if (H5O_modify(&(attr->ent), H5O_ATTR_ID, H5O_NEW_MESG, 0, H5O_UPDATE_TIME, attr, dxpl_id) < 0)
+ if(H5O_modify(&(attr->oloc), H5O_ATTR_ID, H5O_NEW_MESG, 0, H5O_UPDATE_TIME, attr, dxpl_id) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to update attribute header messages")
/* Register the new attribute and get an ID for it */
- if ((ret_value = H5I_register(H5I_ATTR, attr)) < 0)
+ if((ret_value = H5I_register(H5I_ATTR, attr)) < 0)
HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register attribute for ID")
/* Now it's safe to say it's uninitialized */
attr->initialized = FALSE;
done:
- if (ret_value < 0) {
+ if(ret_value < 0) {
if(attr)
(void)H5A_close(attr);
} /* end if */
@@ -330,8 +323,6 @@ done:
RETURNS
Non-negative on success, negative on failure
- ERRORS
-
DESCRIPTION
This function determines if an attribute matches the name to search
for (from the 'op_data') and sets the index value in the 'op_data'.
@@ -353,7 +344,7 @@ H5A_find_idx_by_name(const void *_mesg, unsigned idx, void *_op_data)
* callback info if names are the same.
*/
if(HDstrcmp(mesg->name,op_data->name)==0) {
- op_data->idx=idx;
+ op_data->idx = idx;
ret_value=1;
} /* end if */
else
@@ -370,13 +361,11 @@ H5A_find_idx_by_name(const void *_mesg, unsigned idx, void *_op_data)
Determine the index of an attribute in an object header
USAGE
int H5A_get_index (ent, name)
- H5G_entry_t *ent; IN: Symbol table entry of object
- const char *name; IN: Name of dataset to find
+ H5O_loc_t *loc; IN: Object location
+ const char *name; IN: Name of dataset to find
RETURNS
non-negative on success, negative on failure
- ERRORS
-
DESCRIPTION
This function determines the index of the attribute within an object
header. This is not stored in the attribute structure because it is only
@@ -384,22 +373,22 @@ H5A_find_idx_by_name(const void *_mesg, unsigned idx, void *_op_data)
object header.
--------------------------------------------------------------------------*/
static int
-H5A_get_index(H5G_entry_t *ent, const char *name, hid_t dxpl_id)
+H5A_get_index(H5O_loc_t *loc, const char *name, hid_t dxpl_id)
{
- H5A_iter_cb1 cb; /* Iterator callback */
- int ret_value=FAIL; /* Return value */
+ H5A_iter_cb1 udata; /* Iterator callback info */
+ int ret_value = FAIL; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5A_get_index)
- assert(ent);
- assert(name);
+ HDassert(loc);
+ HDassert(name);
- cb.name=name;
- cb.idx=(-1);
- if((ret_value=H5O_iterate(ent,H5O_ATTR_ID,H5A_find_idx_by_name,&cb,dxpl_id))<0)
+ udata.name = name;
+ udata.idx = (-1);
+ if((ret_value = H5O_iterate(loc, H5O_ATTR_ID, H5A_find_idx_by_name, &udata, dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_NOTFOUND, FAIL, "error iterating over attributes")
- if(ret_value>0)
- ret_value=cb.idx;
+ if(ret_value > 0)
+ ret_value = udata.idx;
else
HGOTO_ERROR(H5E_ATTR, H5E_NOTFOUND, FAIL, "attribute not found")
@@ -420,8 +409,6 @@ done:
RETURNS
ID of attribute on success, negative on failure
- ERRORS
-
DESCRIPTION
This function opens an existing attribute for access. The attribute
name specified is used to look up the corresponding attribute for the
@@ -429,36 +416,32 @@ done:
H5Aclose or resource leaks will develop.
The location object may be either a group or a dataset, both of
which may have any sort of attribute.
- *
- * Modifications:
- * Robb Matzke, 5 Jun 1998
- * The LOC_ID can also be a named (committed) datatype.
--------------------------------------------------------------------------*/
hid_t
H5Aopen_name(hid_t loc_id, const char *name)
{
- H5G_entry_t *ent = NULL; /*Symtab entry of object to attribute*/
- int idx=0;
+ H5G_loc_t loc; /* Object location */
+ int idx;
hid_t ret_value;
FUNC_ENTER_API(H5Aopen_name, FAIL)
H5TRACE2("i","is",loc_id,name);
/* check arguments */
- if (H5I_FILE==H5I_get_type(loc_id) || H5I_ATTR==H5I_get_type(loc_id))
+ if(H5I_FILE == H5I_get_type(loc_id) || H5I_ATTR == H5I_get_type(loc_id))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute")
- if (NULL==(ent=H5G_loc(loc_id)))
+ if(H5G_loc(loc_id, &loc) < 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location")
- if (!name || !*name)
+ if(!name || !*name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name")
/* Look up the attribute for the object */
- if((idx=H5A_get_index(ent,name, H5AC_dxpl_id))<0)
+ if((idx = H5A_get_index(loc.oloc, name, H5AC_dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_BADVALUE, FAIL, "attribute not found")
/* Go do the real work for opening the attribute */
- if ((ret_value=H5A_open(ent, (unsigned)idx, H5AC_dxpl_id))<0)
- HGOTO_ERROR (H5E_ATTR, H5E_CANTINIT, FAIL, "unable to open attribute")
+ if((ret_value = H5A_open(&loc, (unsigned)idx, H5AC_dxpl_id)) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to open attribute")
done:
FUNC_LEAVE_API(ret_value)
@@ -477,8 +460,6 @@ done:
RETURNS
ID of attribute on success, negative on failure
- ERRORS
-
DESCRIPTION
This function opens an existing attribute for access. The attribute
index specified is used to look up the corresponding attribute for the
@@ -486,30 +467,25 @@ done:
H5Aclose or resource leaks will develop.
The location object may be either a group or a dataset, both of
which may have any sort of attribute.
- *
- * Modifications:
- * Robb Matzke, 5 Jun 1998
- * The LOC_ID can also be a named (committed) datatype.
- *
--------------------------------------------------------------------------*/
hid_t
H5Aopen_idx(hid_t loc_id, unsigned idx)
{
- H5G_entry_t *ent = NULL; /*Symtab entry of object to attribute */
+ H5G_loc_t loc; /* Object location */
hid_t ret_value;
FUNC_ENTER_API(H5Aopen_idx, FAIL)
H5TRACE2("i","iIu",loc_id,idx);
/* check arguments */
- if (H5I_FILE==H5I_get_type(loc_id) || H5I_ATTR==H5I_get_type(loc_id))
+ if(H5I_FILE == H5I_get_type(loc_id) || H5I_ATTR == H5I_get_type(loc_id))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute")
- if (NULL==(ent=H5G_loc(loc_id)))
+ if(H5G_loc(loc_id, &loc) < 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location")
/* Go do the real work for opening the attribute */
- if ((ret_value=H5A_open(ent, idx, H5AC_dxpl_id))<0)
- HGOTO_ERROR (H5E_ATTR, H5E_CANTINIT, FAIL, "unable to open attribute")
+ if((ret_value = H5A_open(&loc, idx, H5AC_dxpl_id)) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to open attribute")
done:
FUNC_LEAVE_API(ret_value)
@@ -531,15 +507,10 @@ done:
* Programmer: Quincey Koziol
* April 2, 1998
*
- * Modifications:
- *
- * Pedro Vicente, <pvn@ncsa.uiuc.edu> 22 Aug 2002
- * Added a deep copy of the symbol table entry
- *
*-------------------------------------------------------------------------
*/
static hid_t
-H5A_open(H5G_entry_t *ent, unsigned idx, hid_t dxpl_id)
+H5A_open(H5G_loc_t *loc, unsigned idx, hid_t dxpl_id)
{
H5A_t *attr = NULL;
hid_t ret_value;
@@ -547,32 +518,36 @@ H5A_open(H5G_entry_t *ent, unsigned idx, hid_t dxpl_id)
FUNC_ENTER_NOAPI_NOINIT(H5A_open)
/* check args */
- assert(ent);
+ HDassert(loc);
/* Read in attribute with H5O_read() */
H5_CHECK_OVERFLOW(idx,unsigned,int);
- if (NULL==(attr=H5O_read(ent, H5O_ATTR_ID, (int)idx, NULL, dxpl_id)))
+ if(NULL == (attr = H5O_read(loc->oloc, H5O_ATTR_ID, (int)idx, NULL, dxpl_id)))
HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to load attribute info from dataset header")
- attr->initialized=1;
+ attr->initialized = TRUE;
/* Deep copy of the symbol table entry */
- if (H5G_ent_copy(&(attr->ent),ent,H5G_COPY_DEEP)<0)
+ if(H5O_loc_copy(&(attr->oloc), loc->oloc, H5O_COPY_DEEP) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to copy entry")
+
+ /* Deep copy of the group hier. path */
+ if(H5G_name_copy(&(attr->path), loc->path, H5G_COPY_DEEP) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to copy entry")
/* Hold the symbol table entry (and file) open */
- if (H5O_open(&(attr->ent)) < 0)
+ if(H5O_open(&(attr->oloc)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTOPENOBJ, FAIL, "unable to open")
- attr->ent_opened=1;
+ attr->obj_opened = TRUE;
/* Register the new attribute and get an ID for it */
- if ((ret_value = H5I_register(H5I_ATTR, attr)) < 0)
+ if((ret_value = H5I_register(H5I_ATTR, attr)) < 0)
HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register attribute for ID")
done:
- if (ret_value < 0) {
+ if(ret_value < 0) {
if(attr)
(void)H5A_close(attr);
- }
+ } /* end if */
FUNC_LEAVE_NOAPI(ret_value)
} /* H5A_open() */
@@ -591,8 +566,6 @@ done:
RETURNS
Non-negative on success/Negative on failure
- ERRORS
-
DESCRIPTION
This function writes a complete attribute to disk.
--------------------------------------------------------------------------*/
@@ -607,15 +580,15 @@ H5Awrite(hid_t attr_id, hid_t type_id, const void *buf)
H5TRACE3("e","iix",attr_id,type_id,buf);
/* check arguments */
- if (NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
+ if(NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an attribute")
- if (NULL == (mem_type = H5I_object_verify(type_id, H5I_DATATYPE)))
+ if(NULL == (mem_type = H5I_object_verify(type_id, H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype")
- if (NULL == buf)
+ if(NULL == buf)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "null attribute buffer")
/* Go write the actual data to the attribute */
- if ((ret_value=H5A_write(attr,mem_type,buf, H5AC_dxpl_id))<0)
+ if((ret_value = H5A_write(attr,mem_type,buf, H5AC_dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_WRITEERROR, FAIL, "unable to write attribute")
done:
@@ -636,8 +609,6 @@ done:
RETURNS
Non-negative on success/Negative on failure
- ERRORS
-
DESCRIPTION
This function writes a complete attribute to disk.
--------------------------------------------------------------------------*/
@@ -658,41 +629,41 @@ H5A_write(H5A_t *attr, const H5T_t *mem_type, const void *buf, hid_t dxpl_id)
FUNC_ENTER_NOAPI_NOINIT(H5A_write)
- assert(attr);
- assert(mem_type);
- assert(buf);
+ HDassert(attr);
+ HDassert(mem_type);
+ HDassert(buf);
/* Create buffer for data to store on disk */
- if((snelmts=H5S_GET_EXTENT_NPOINTS(attr->ds))<0)
- HGOTO_ERROR (H5E_ATTR, H5E_CANTCOUNT, FAIL, "dataspace is invalid")
- H5_ASSIGN_OVERFLOW(nelmts,snelmts,hssize_t,size_t);
+ if((snelmts = H5S_GET_EXTENT_NPOINTS(attr->ds)) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTCOUNT, FAIL, "dataspace is invalid")
+ H5_ASSIGN_OVERFLOW(nelmts, snelmts, hssize_t, size_t);
- if(nelmts>0) {
+ if(nelmts > 0) {
/* Get the memory and file datatype sizes */
src_type_size = H5T_get_size(mem_type);
dst_type_size = H5T_get_size(attr->dt);
/* Convert memory buffer into disk buffer */
/* Set up type conversion function */
- if (NULL == (tpath = H5T_path_find(mem_type, attr->dt, NULL, NULL, dxpl_id, FALSE)))
+ if(NULL == (tpath = H5T_path_find(mem_type, attr->dt, NULL, NULL, dxpl_id, FALSE)))
HGOTO_ERROR(H5E_ATTR, H5E_UNSUPPORTED, FAIL, "unable to convert between src and dst datatypes")
/* Check for type conversion required */
- if (!H5T_path_noop(tpath)) {
- if ((src_id = H5I_register(H5I_DATATYPE, H5T_copy(mem_type, H5T_COPY_ALL)))<0 ||
- (dst_id = H5I_register(H5I_DATATYPE, H5T_copy(attr->dt, H5T_COPY_ALL)))<0)
+ if(!H5T_path_noop(tpath)) {
+ if((src_id = H5I_register(H5I_DATATYPE, H5T_copy(mem_type, H5T_COPY_ALL))) < 0 ||
+ (dst_id = H5I_register(H5I_DATATYPE, H5T_copy(attr->dt, H5T_COPY_ALL))) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTREGISTER, FAIL, "unable to register types for conversion")
/* Get the maximum buffer size needed and allocate it */
- buf_size=nelmts*MAX(src_type_size,dst_type_size);
- if (NULL==(tconv_buf = H5FL_BLK_MALLOC (attr_buf, buf_size)) || NULL==(bkg_buf = H5FL_BLK_CALLOC(attr_buf, buf_size)))
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
+ buf_size = nelmts * MAX(src_type_size, dst_type_size);
+ if(NULL == (tconv_buf = H5FL_BLK_MALLOC (attr_buf, buf_size)) || NULL == (bkg_buf = H5FL_BLK_CALLOC(attr_buf, buf_size)))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
/* Copy the user's data into the buffer for conversion */
- HDmemcpy(tconv_buf,buf,(src_type_size*nelmts));
+ HDmemcpy(tconv_buf, buf, (src_type_size * nelmts));
/* Perform datatype conversion */
- if (H5T_convert(tpath, src_id, dst_id, nelmts, (size_t)0, (size_t)0, tconv_buf, bkg_buf, dxpl_id)<0)
+ if(H5T_convert(tpath, src_id, dst_id, nelmts, (size_t)0, (size_t)0, tconv_buf, bkg_buf, dxpl_id) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTENCODE, FAIL, "datatype conversion failed")
/* Free the previous attribute data buffer, if there is one */
@@ -700,40 +671,40 @@ H5A_write(H5A_t *attr, const H5T_t *mem_type, const void *buf, hid_t dxpl_id)
H5FL_BLK_FREE(attr_buf, attr->data);
/* Set the pointer to the attribute data to the converted information */
- attr->data=tconv_buf;
+ attr->data = tconv_buf;
} /* end if */
/* No type conversion necessary */
else {
- HDassert(dst_type_size==src_type_size);
+ HDassert(dst_type_size == src_type_size);
/* Allocate the attribute buffer, if there isn't one */
- if(attr->data==NULL)
- if (NULL==(attr->data = H5FL_BLK_MALLOC(attr_buf, dst_type_size*nelmts)))
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
+ if(attr->data == NULL)
+ if(NULL == (attr->data = H5FL_BLK_MALLOC(attr_buf, dst_type_size * nelmts)))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
/* Copy the attribute data into the user's buffer */
- HDmemcpy(attr->data,buf,(dst_type_size*nelmts));
+ HDmemcpy(attr->data, buf, (dst_type_size * nelmts));
} /* end else */
/* Look up the attribute for the object */
- if((idx=H5A_get_index(&(attr->ent),attr->name,dxpl_id))<0)
+ if((idx = H5A_get_index(&(attr->oloc), attr->name, dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_BADVALUE, FAIL, "attribute not found")
/* Modify the attribute data */
- if (H5O_modify(&(attr->ent), H5O_ATTR_ID, idx, 0, H5O_UPDATE_DATA_ONLY|H5O_UPDATE_TIME, attr, dxpl_id) < 0)
+ if(H5O_modify(&(attr->oloc), H5O_ATTR_ID, idx, 0, H5O_UPDATE_DATA_ONLY|H5O_UPDATE_TIME, attr, dxpl_id) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to update attribute header messages")
} /* end if */
/* Indicate the the attribute doesn't need fill-values */
- attr->initialized=TRUE;
+ attr->initialized = TRUE;
done:
/* Release resources */
- if (src_id >= 0)
+ if(src_id >= 0)
(void)H5I_dec_ref(src_id);
- if (dst_id >= 0)
+ if(dst_id >= 0)
(void)H5I_dec_ref(dst_id);
- if (bkg_buf)
+ if(bkg_buf)
H5FL_BLK_FREE(attr_buf, bkg_buf);
FUNC_LEAVE_NOAPI(ret_value)
@@ -753,8 +724,6 @@ done:
RETURNS
Non-negative on success/Negative on failure
- ERRORS
-
DESCRIPTION
This function reads a complete attribute from disk.
--------------------------------------------------------------------------*/
@@ -769,15 +738,15 @@ H5Aread(hid_t attr_id, hid_t type_id, void *buf)
H5TRACE3("e","iix",attr_id,type_id,buf);
/* check arguments */
- if (NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
+ if(NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an attribute")
- if (NULL == (mem_type = H5I_object_verify(type_id, H5I_DATATYPE)))
+ if(NULL == (mem_type = H5I_object_verify(type_id, H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype")
- if (NULL == buf)
+ if(NULL == buf)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "null attribute buffer")
/* Go write the actual data to the attribute */
- if ((ret_value=H5A_read(attr,mem_type,buf,H5AC_dxpl_id))<0)
+ if((ret_value = H5A_read(attr,mem_type,buf,H5AC_dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_READERROR, FAIL, "unable to read attribute")
done:
@@ -798,8 +767,6 @@ done:
RETURNS
Non-negative on success/Negative on failure
- ERRORS
-
DESCRIPTION
This function reads a complete attribute from disk.
--------------------------------------------------------------------------*/
@@ -824,8 +791,8 @@ H5A_read(const H5A_t *attr, const H5T_t *mem_type, void *buf, hid_t dxpl_id)
assert(buf);
/* Create buffer for data to store on disk */
- if((snelmts=H5S_GET_EXTENT_NPOINTS(attr->ds))<0)
- HGOTO_ERROR (H5E_ATTR, H5E_CANTCOUNT, FAIL, "dataspace is invalid")
+ if((snelmts = H5S_GET_EXTENT_NPOINTS(attr->ds)) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTCOUNT, FAIL, "dataspace is invalid")
H5_ASSIGN_OVERFLOW(nelmts,snelmts,hssize_t,size_t);
if(nelmts>0) {
@@ -834,31 +801,31 @@ H5A_read(const H5A_t *attr, const H5T_t *mem_type, void *buf, hid_t dxpl_id)
dst_type_size = H5T_get_size(mem_type);
/* Check if the attribute has any data yet, if not, fill with zeroes */
- if(attr->ent_opened && !attr->initialized) {
+ if(attr->obj_opened && !attr->initialized) {
HDmemset(buf,0,(dst_type_size*nelmts));
} /* end if */
else { /* Attribute exists and has a value */
/* Convert memory buffer into disk buffer */
/* Set up type conversion function */
- if (NULL == (tpath = H5T_path_find(attr->dt, mem_type, NULL, NULL, dxpl_id, FALSE)))
+ if(NULL == (tpath = H5T_path_find(attr->dt, mem_type, NULL, NULL, dxpl_id, FALSE)))
HGOTO_ERROR(H5E_ATTR, H5E_UNSUPPORTED, FAIL, "unable to convert between src and dst datatypes")
/* Check for type conversion required */
- if (!H5T_path_noop(tpath)) {
- if ((src_id = H5I_register(H5I_DATATYPE, H5T_copy(attr->dt, H5T_COPY_ALL)))<0 ||
- (dst_id = H5I_register(H5I_DATATYPE, H5T_copy(mem_type, H5T_COPY_ALL)))<0)
+ if(!H5T_path_noop(tpath)) {
+ if((src_id = H5I_register(H5I_DATATYPE, H5T_copy(attr->dt, H5T_COPY_ALL))) < 0 ||
+ (dst_id = H5I_register(H5I_DATATYPE, H5T_copy(mem_type, H5T_COPY_ALL))) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTREGISTER, FAIL, "unable to register types for conversion")
/* Get the maximum buffer size needed and allocate it */
- buf_size=nelmts*MAX(src_type_size,dst_type_size);
- if (NULL==(tconv_buf = H5FL_BLK_MALLOC(attr_buf, buf_size)) || NULL==(bkg_buf = H5FL_BLK_CALLOC(attr_buf, buf_size)))
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
+ buf_size = nelmts*MAX(src_type_size,dst_type_size);
+ if(NULL == (tconv_buf = H5FL_BLK_MALLOC(attr_buf, buf_size)) || NULL == (bkg_buf = H5FL_BLK_CALLOC(attr_buf, buf_size)))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "memory allocation failed")
/* Copy the attribute data into the buffer for conversion */
HDmemcpy(tconv_buf,attr->data,(src_type_size*nelmts));
/* Perform datatype conversion. */
- if (H5T_convert(tpath, src_id, dst_id, nelmts, (size_t)0, (size_t)0, tconv_buf, bkg_buf, dxpl_id)<0)
+ if(H5T_convert(tpath, src_id, dst_id, nelmts, (size_t)0, (size_t)0, tconv_buf, bkg_buf, dxpl_id) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTENCODE, FAIL, "datatype conversion failed")
/* Copy the converted data into the user's buffer */
@@ -866,7 +833,7 @@ H5A_read(const H5A_t *attr, const H5T_t *mem_type, void *buf, hid_t dxpl_id)
} /* end if */
/* No type conversion necessary */
else {
- HDassert(dst_type_size==src_type_size);
+ HDassert(dst_type_size == src_type_size);
/* Copy the attribute data into the user's buffer */
HDmemcpy(buf,attr->data,(dst_type_size*nelmts));
@@ -876,13 +843,13 @@ H5A_read(const H5A_t *attr, const H5T_t *mem_type, void *buf, hid_t dxpl_id)
done:
/* Release resources */
- if (src_id >= 0)
+ if(src_id >= 0)
(void)H5I_dec_ref(src_id);
- if (dst_id >= 0)
+ if(dst_id >= 0)
(void)H5I_dec_ref(dst_id);
- if (tconv_buf)
+ if(tconv_buf)
H5FL_BLK_FREE(attr_buf, tconv_buf);
- if (bkg_buf)
+ if(bkg_buf)
H5FL_BLK_FREE(attr_buf, bkg_buf);
FUNC_LEAVE_NOAPI(ret_value)
@@ -900,8 +867,6 @@ done:
RETURNS
A dataspace ID on success, negative on failure
- ERRORS
-
DESCRIPTION
This function retrieves a copy of the dataspace for an attribute.
The dataspace ID returned from this function must be released with H5Sclose
@@ -918,16 +883,16 @@ H5Aget_space(hid_t attr_id)
H5TRACE1("i","i",attr_id);
/* check arguments */
- if (NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
+ if(NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an attribute")
/* Copy the attribute's dataspace */
- if (NULL==(dst=H5S_copy (attr->ds, FALSE)))
- HGOTO_ERROR (H5E_ATTR, H5E_CANTINIT, FAIL, "unable to copy dataspace")
+ if(NULL == (dst = H5S_copy (attr->ds, FALSE)))
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to copy dataspace")
/* Atomize */
- if ((ret_value=H5I_register (H5I_DATASPACE, dst))<0)
- HGOTO_ERROR (H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register dataspace atom")
+ if((ret_value = H5I_register (H5I_DATASPACE, dst)) < 0)
+ HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register dataspace atom")
done:
FUNC_LEAVE_API(ret_value)
@@ -945,19 +910,10 @@ done:
RETURNS
A datatype ID on success, negative on failure
- ERRORS
-
DESCRIPTION
This function retrieves a copy of the datatype for an attribute.
The datatype ID returned from this function must be released with H5Tclose
or resource leaks will develop.
- *
- * Modifications:
- * Robb Matzke, 4 Jun 1998
- * The datatype is reopened if it's a named type before returning it to
- * the application. The datatypes returned by this function are always
- * read-only. If an error occurs when atomizing the return datatype
- * then the datatype is closed.
--------------------------------------------------------------------------*/
hid_t
H5Aget_type(hid_t attr_id)
@@ -970,7 +926,7 @@ H5Aget_type(hid_t attr_id)
H5TRACE1("i","i",attr_id);
/* check arguments */
- if (NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
+ if(NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an attribute")
/*
@@ -978,21 +934,21 @@ H5Aget_type(hid_t attr_id)
* reopen the type before returning it to the user. Make the type
* read-only.
*/
- if (NULL==(dst=H5T_copy(attr->dt, H5T_COPY_REOPEN)))
+ if(NULL == (dst = H5T_copy(attr->dt, H5T_COPY_REOPEN)))
HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to copy datatype")
/* Mark any datatypes as being in memory now */
- if (H5T_set_loc(dst, NULL, H5T_LOC_MEMORY)<0)
+ if(H5T_set_loc(dst, NULL, H5T_LOC_MEMORY) < 0)
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "invalid datatype location")
- if (H5T_lock(dst, FALSE)<0)
+ if(H5T_lock(dst, FALSE) < 0)
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "unable to lock transient datatype")
/* Atomize */
- if ((ret_value=H5I_register(H5I_DATATYPE, dst))<0)
+ if((ret_value = H5I_register(H5I_DATATYPE, dst)) < 0)
HGOTO_ERROR(H5E_ATOM, H5E_CANTREGISTER, FAIL, "unable to register datatype atom")
done:
- if(ret_value<0) {
+ if(ret_value < 0) {
if(dst!=NULL)
(void)H5T_close(dst);
} /* end if */
@@ -1015,8 +971,6 @@ done:
This function returns the length of the attribute's name (which may be
longer than 'buf_size') on success or negative for failure.
- ERRORS
-
DESCRIPTION
This function retrieves the name of an attribute for an attribute ID.
Up to 'buf_size' characters are stored in 'buf' followed by a '\0' string
@@ -1035,9 +989,9 @@ H5Aget_name(hid_t attr_id, size_t buf_size, char *buf)
H5TRACE3("Zs","izs",attr_id,buf_size,buf);
/* check arguments */
- if (NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
+ if(NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an attribute")
- if (!buf && buf_size)
+ if(!buf && buf_size)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid buffer")
/* get the real attribute length */
@@ -1085,14 +1039,14 @@ done:
hsize_t
H5Aget_storage_size(hid_t attr_id)
{
- H5A_t *attr=NULL;
+ H5A_t *attr = NULL;
hsize_t ret_value; /* Return value */
FUNC_ENTER_API(H5Aget_storage_size, 0)
H5TRACE1("h","i",attr_id);
/* Check args */
- if (NULL==(attr=H5I_object_verify(attr_id, H5I_ATTR)))
+ if(NULL == (attr = H5I_object_verify(attr_id, H5I_ATTR)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, 0, "not an attribute")
/* Set return value */
@@ -1148,20 +1102,14 @@ H5A_get_storage_size(const H5A_t *attr)
RETURNS
Number of attributes on success, negative on failure
- ERRORS
-
DESCRIPTION
This function returns the number of attributes attached to a dataset or
group, 'location_id'.
- *
- * Modifications:
- * Robb Matzke, 5 Jun 1998
- * The LOC_ID can also be a named (committed) datatype.
--------------------------------------------------------------------------*/
int
H5Aget_num_attrs(hid_t loc_id)
{
- H5G_entry_t *ent = NULL; /*symtab ent of object to attribute */
+ H5O_loc_t *loc = NULL; /* Object location for attribute */
void *obj = NULL;
int ret_value;
@@ -1169,27 +1117,30 @@ H5Aget_num_attrs(hid_t loc_id)
H5TRACE1("Is","i",loc_id);
/* check arguments */
- if (H5I_FILE==H5I_get_type(loc_id) || H5I_ATTR==H5I_get_type(loc_id))
+ if(H5I_FILE == H5I_get_type(loc_id) || H5I_ATTR == H5I_get_type(loc_id))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute")
if(NULL == (obj = H5I_object(loc_id)))
HGOTO_ERROR(H5E_ARGS, H5E_BADATOM, FAIL, "illegal object atom")
switch (H5I_get_type (loc_id)) {
case H5I_DATASET:
- ent = H5D_entof ((H5D_t*)obj);
+ loc = H5D_oloc((H5D_t*)obj);
break;
+
case H5I_DATATYPE:
- if (NULL==(ent=H5T_entof ((H5T_t*)obj)))
- HGOTO_ERROR (H5E_ARGS, H5E_BADTYPE, FAIL, "target datatype is not committed")
+ if(NULL == (loc = H5T_oloc((H5T_t*)obj)))
+ HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "target datatype is not committed")
break;
+
case H5I_GROUP:
- ent = H5G_entof ((H5G_t*)obj);
+ loc = H5G_oloc((H5G_t*)obj);
break;
+
default:
- HGOTO_ERROR (H5E_ARGS, H5E_BADTYPE, FAIL, "inappropriate attribute target")
+ HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "inappropriate attribute target")
} /*lint !e788 All appropriate cases are covered */
/* Look up the attribute for the object */
- ret_value=H5O_count(ent, H5O_ATTR_ID, H5AC_ind_dxpl_id);
+ ret_value = H5O_count(loc, H5O_ATTR_ID, H5AC_ind_dxpl_id);
done:
FUNC_LEAVE_API(ret_value)
@@ -1202,35 +1153,33 @@ done:
* Purpose: Rename an attribute
*
* Return: Success: Non-negative
- *
* Failure: Negative
*
* Programmer: Raymond Lu
* October 23, 2002
*
- * Modifications:
- *
*-------------------------------------------------------------------------
*/
herr_t
H5Arename(hid_t loc_id, const char *old_name, const char *new_name)
{
- H5G_entry_t *ent = NULL; /*symtab ent of object to attribute */
- herr_t ret_value; /* Return value */
+ H5G_loc_t loc; /* Object location */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Arename, FAIL)
H5TRACE3("e","iss",loc_id,old_name,new_name);
/* check arguments */
- if (!old_name || !new_name)
+ if(!old_name || !new_name)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "name is nil")
- if (H5I_FILE==H5I_get_type(loc_id) || H5I_ATTR==H5I_get_type(loc_id))
+ if(H5I_FILE == H5I_get_type(loc_id) || H5I_ATTR == H5I_get_type(loc_id))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute")
- if (NULL==(ent=H5G_loc(loc_id)))
+ if(H5G_loc(loc_id, & loc) < 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location")
/* Call private function */
- ret_value = H5A_rename(ent, old_name, new_name, H5AC_dxpl_id);
+ if(H5A_rename(loc.oloc, old_name, new_name, H5AC_dxpl_id) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTRENAME, FAIL, "can't rename attribute")
done:
FUNC_LEAVE_API(ret_value)
@@ -1243,46 +1192,43 @@ done:
* Purpose: Private function for H5Arename. Rename an attribute
*
* Return: Success: Non-negative
- *
* Failure: Negative
*
* Programmer: Raymond Lu
* October 23, 2002
*
- * Modifications:
- *
*-------------------------------------------------------------------------
*/
static herr_t
-H5A_rename(H5G_entry_t *ent, const char *old_name, const char *new_name, hid_t dxpl_id)
+H5A_rename(H5O_loc_t *loc, const char *old_name, const char *new_name, hid_t dxpl_id)
{
- int seq, idx=FAIL; /* Index of attribute being querried */
- H5A_t found_attr; /* Attribute with OLD_NAME */
- herr_t ret_value=SUCCEED; /* Return value */
+ int seq, idx = FAIL; /* Index of attribute being querried */
+ H5A_t found_attr; /* Attribute with OLD_NAME */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI_NOINIT(H5A_rename)
/* Check arguments */
- assert(ent);
- assert(old_name);
- assert(new_name);
+ HDassert(loc);
+ HDassert(old_name);
+ HDassert(new_name);
/* Read in the existing attributes to check for duplicates */
- seq=0;
- while(H5O_read(ent, H5O_ATTR_ID, seq, &found_attr, dxpl_id)!=NULL) {
+ seq = 0;
+ while(H5O_read(loc, H5O_ATTR_ID, seq, &found_attr, dxpl_id) != NULL) {
/*
* Compare found attribute name.
*/
- if(HDstrcmp(found_attr.name,old_name)==0) {
+ if(HDstrcmp(found_attr.name, old_name) == 0) {
idx = seq;
break;
}
- if(H5O_reset (H5O_ATTR_ID, &found_attr)<0)
+ if(H5O_reset(H5O_ATTR_ID, &found_attr) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTFREE, FAIL, "can't release attribute info")
seq++;
- }
+ } /* end while */
H5E_clear_stack(NULL);
- if(idx<0)
+ if(idx < 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "attribute cannot be found")
/* Copy the attribute name. */
@@ -1293,20 +1239,20 @@ H5A_rename(H5G_entry_t *ent, const char *old_name, const char *new_name, hid_t d
HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, FAIL, "String copy failed")
/* Indicate entry is not opened and the attribute doesn't need fill-values. */
- found_attr.ent_opened=FALSE;
- found_attr.initialized=TRUE;
+ found_attr.obj_opened = FALSE;
+ found_attr.initialized = TRUE;
/* Modify the attribute message */
- if (H5O_modify(ent, H5O_ATTR_ID, idx, 0, H5O_UPDATE_TIME, &found_attr, dxpl_id) < 0)
+ if(H5O_modify(loc, H5O_ATTR_ID, idx, 0, H5O_UPDATE_TIME, &found_attr, dxpl_id) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTINIT, FAIL, "unable to update attribute header messages")
/* Close the attribute */
- if(H5A_free(&found_attr)<0)
+ if(H5A_free(&found_attr) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTRELEASE, FAIL, "unable to close renamed attribute")
done:
FUNC_LEAVE_NOAPI(ret_value)
-}
+} /* end H5A_rename() */
/*--------------------------------------------------------------------------
@@ -1324,8 +1270,6 @@ done:
Returns a negative value if something is wrong, the return value of the
last operator if it was non-zero, or zero if all attributes were processed.
- ERRORS
-
DESCRIPTION
This function interates over the attributes of dataset or group
specified with 'loc_id'. For each attribute of the object, the
@@ -1345,31 +1289,22 @@ done:
C. Negative causes the iterator to immediately return that value,
indicating failure. The iterator can be restarted at the next
attribute.
- *
- * Modifications:
- * Robb Matzke, 5 Jun 1998
- * The LOC_ID can also be a named (committed) datatype.
- *
- * Robb Matzke, 5 Jun 1998
- * Like the group iterator, if ATTR_NUM is the null pointer then all
- * attributes are processed.
- *
--------------------------------------------------------------------------*/
herr_t
H5Aiterate(hid_t loc_id, unsigned *attr_num, H5A_operator_t op, void *op_data)
{
- H5G_entry_t *ent = NULL; /*symtab ent of object to attribute */
+ H5G_loc_t loc; /* Object location */
H5A_t found_attr;
+ int idx, start_idx;
herr_t ret_value = 0;
- int idx, start_idx;
FUNC_ENTER_API(H5Aiterate, FAIL)
H5TRACE4("e","i*Iuxx",loc_id,attr_num,op,op_data);
/* check arguments */
- if (H5I_FILE==H5I_get_type(loc_id) || H5I_ATTR==H5I_get_type(loc_id))
+ if(H5I_FILE == H5I_get_type(loc_id) || H5I_ATTR == H5I_get_type(loc_id))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute")
- if (NULL==(ent=H5G_loc(loc_id)))
+ if(H5G_loc(loc_id, &loc) < 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location")
/*
@@ -1377,29 +1312,29 @@ H5Aiterate(hid_t loc_id, unsigned *attr_num, H5A_operator_t op, void *op_data)
* reasonable.
*/
start_idx = idx = (attr_num ? (int)*attr_num : 0);
- if (idx<0)
- HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid index specified")
- if(idx<H5O_count(ent, H5O_ATTR_ID, H5AC_dxpl_id)) {
- while(H5O_read(ent, H5O_ATTR_ID, idx++, &found_attr, H5AC_dxpl_id)!=NULL) {
+ if(idx < 0)
+ HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid index specified")
+ if(idx < H5O_count(loc.oloc, H5O_ATTR_ID, H5AC_dxpl_id)) {
+ while(H5O_read(loc.oloc, H5O_ATTR_ID, idx++, &found_attr, H5AC_dxpl_id) != NULL) {
/*
* Compare found attribute name to new attribute name reject
* creation if names are the same.
*/
- if((ret_value=(op)(loc_id,found_attr.name,op_data))!=0) {
- if(H5O_reset (H5O_ATTR_ID, &found_attr)<0)
+ if((ret_value = (op)(loc_id,found_attr.name,op_data)) != 0) {
+ if(H5O_reset(H5O_ATTR_ID, &found_attr) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTFREE, FAIL, "can't release attribute info")
break;
- }
- if(H5O_reset (H5O_ATTR_ID, &found_attr)<0)
+ } /* end if */
+ if(H5O_reset(H5O_ATTR_ID, &found_attr) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTFREE, FAIL, "can't release attribute info")
- }
+ } /* end while */
H5E_clear_stack(NULL);
- }
+ } /* end if */
else
if(start_idx>0)
- HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "invalid index specified")
+ HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "invalid index specified")
- if (attr_num)
+ if(attr_num)
*attr_num = (unsigned)idx;
done:
@@ -1419,23 +1354,16 @@ done:
RETURNS
Non-negative on success/Negative on failure
- ERRORS
-
DESCRIPTION
This function removes the named attribute from a dataset or group.
This function should not be used when attribute IDs are open on 'loc_id'
as it may cause the internal indexes of the attributes to change and future
writes to the open attributes to produce incorrect results.
- *
- * Modifications:
- * Robb Matzke, 5 Jun 1998
- * The LOC_ID can also be a named (committed) datatype.
- *
--------------------------------------------------------------------------*/
herr_t
H5Adelete(hid_t loc_id, const char *name)
{
- H5G_entry_t *ent = NULL; /*symtab ent of object to attribute */
+ H5G_loc_t loc; /* Object location */
int found;
herr_t ret_value;
@@ -1443,19 +1371,19 @@ H5Adelete(hid_t loc_id, const char *name)
H5TRACE2("e","is",loc_id,name);
/* check arguments */
- if (H5I_FILE==H5I_get_type(loc_id) || H5I_ATTR==H5I_get_type(loc_id))
+ if(H5I_FILE == H5I_get_type(loc_id) || H5I_ATTR == H5I_get_type(loc_id))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "location is not valid for an attribute")
- if (NULL==(ent=H5G_loc(loc_id)))
+ if(H5G_loc(loc_id, &loc) < 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a location")
- if (!name || !*name)
+ if(!name || !*name)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no name")
/* Look up the attribute index for the object */
- if((found=H5A_get_index(ent,name,H5AC_dxpl_id))<0)
+ if((found = H5A_get_index(loc.oloc, name, H5AC_dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_NOTFOUND, FAIL, "attribute not found")
/* Delete the attribute from the location */
- if ((ret_value=H5O_remove(ent, H5O_ATTR_ID, found, TRUE, H5AC_dxpl_id)) < 0)
+ if((ret_value = H5O_remove(loc.oloc, H5O_ATTR_ID, found, TRUE, H5AC_dxpl_id)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTDELETE, FAIL, "unable to delete attribute header message")
done:
@@ -1474,8 +1402,6 @@ done:
RETURNS
Non-negative on success/Negative on failure
- ERRORS
-
DESCRIPTION
This function releases an attribute from use. Further use of the
attribute ID will result in undefined behavior.
@@ -1483,17 +1409,17 @@ done:
herr_t
H5Aclose(hid_t attr_id)
{
- herr_t ret_value=SUCCEED; /* Return value */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(H5Aclose, FAIL)
H5TRACE1("e","i",attr_id);
/* check arguments */
- if (NULL == H5I_object_verify(attr_id, H5I_ATTR))
+ if(NULL == H5I_object_verify(attr_id, H5I_ATTR))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an attribute")
/* Decrement references to that atom (and close it) */
- if(H5I_dec_ref (attr_id)<0)
+ if(H5I_dec_ref (attr_id) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTDEC, FAIL, "can't close attribute")
done:
@@ -1520,9 +1446,9 @@ done:
H5A_t *
H5A_copy(H5A_t *_new_attr, const H5A_t *old_attr, unsigned update_flags)
{
- H5A_t *new_attr=NULL;
- hbool_t allocated_attr=FALSE; /* Whether the attribute was allocated */
- H5A_t *ret_value=NULL; /* Return value */
+ H5A_t *new_attr = NULL;
+ hbool_t allocated_attr = FALSE; /* Whether the attribute was allocated */
+ H5A_t *ret_value = NULL; /* Return value */
FUNC_ENTER_NOAPI(H5A_copy, NULL)
@@ -1530,13 +1456,13 @@ H5A_copy(H5A_t *_new_attr, const H5A_t *old_attr, unsigned update_flags)
assert(old_attr);
/* get space */
- if(_new_attr==NULL) {
+ if(_new_attr == NULL) {
/* Sanity check - We should not be only updating data if we don'y have anything */
HDassert(!(update_flags&H5O_UPDATE_DATA_ONLY));
- if (NULL==(new_attr = H5FL_MALLOC(H5A_t)))
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed")
- allocated_attr=TRUE;
+ if(NULL == (new_attr = H5FL_MALLOC(H5A_t)))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed")
+ allocated_attr = TRUE;
} /* end if */
else
new_attr=_new_attr;
@@ -1546,26 +1472,26 @@ H5A_copy(H5A_t *_new_attr, const H5A_t *old_attr, unsigned update_flags)
*new_attr = *old_attr;
/* Don't open the object header for a copy */
- new_attr->ent_opened=0;
+ new_attr->obj_opened = FALSE;
/* Copy the guts of the attribute */
- new_attr->name=HDstrdup(old_attr->name);
- new_attr->dt=H5T_copy(old_attr->dt, H5T_COPY_ALL);
- new_attr->ds=H5S_copy(old_attr->ds, FALSE);
+ new_attr->name = HDstrdup(old_attr->name);
+ new_attr->dt = H5T_copy(old_attr->dt, H5T_COPY_ALL);
+ new_attr->ds = H5S_copy(old_attr->ds, FALSE);
} /* end if */
if(old_attr->data) {
- if(!(update_flags&H5O_UPDATE_DATA_ONLY) || new_attr->data==NULL) {
- if (NULL==(new_attr->data=H5FL_BLK_MALLOC(attr_buf,old_attr->data_size)))
- HGOTO_ERROR (H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed")
+ if(!(update_flags&H5O_UPDATE_DATA_ONLY) || new_attr->data == NULL) {
+ if(NULL == (new_attr->data = H5FL_BLK_MALLOC(attr_buf,old_attr->data_size)))
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed")
} /* end if */
HDmemcpy(new_attr->data,old_attr->data,old_attr->data_size);
} /* end if */
/* Set the return value */
- ret_value=new_attr;
+ ret_value = new_attr;
done:
- if(ret_value==NULL) {
+ if(ret_value == NULL) {
if(new_attr!=NULL && allocated_attr)
(void)H5A_close(new_attr);
} /* end if */
@@ -1592,7 +1518,7 @@ done:
herr_t
H5A_free(H5A_t *attr)
{
- herr_t ret_value=SUCCEED; /* Return value */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI(H5A_free, FAIL)
@@ -1602,10 +1528,10 @@ H5A_free(H5A_t *attr)
if(attr->name)
H5MM_xfree(attr->name);
if(attr->dt)
- if(H5T_close(attr->dt)<0)
+ if(H5T_close(attr->dt) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTRELEASE, FAIL, "can't release datatype info")
if(attr->ds)
- if(H5S_close(attr->ds)<0)
+ if(H5S_close(attr->ds) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTRELEASE, FAIL, "can't release dataspace info")
if(attr->data)
H5FL_BLK_FREE(attr_buf, attr->data);
@@ -1632,20 +1558,20 @@ done:
herr_t
H5A_close(H5A_t *attr)
{
- herr_t ret_value=SUCCEED; /* Return value */
+ herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_NOAPI(H5A_close, FAIL)
- assert(attr);
+ HDassert(attr);
/* Check if the attribute has any data yet, if not, fill with zeroes */
- if(attr->ent_opened && !attr->initialized) {
- uint8_t *tmp_buf=H5FL_BLK_CALLOC(attr_buf, attr->data_size);
- if (NULL == tmp_buf)
+ if(attr->obj_opened && !attr->initialized) {
+ uint8_t *tmp_buf = H5FL_BLK_CALLOC(attr_buf, attr->data_size);
+ if(NULL == tmp_buf)
HGOTO_ERROR(H5E_ATTR, H5E_NOSPACE, FAIL, "memory allocation failed for attribute fill-value")
/* Go write the fill data to the attribute */
- if (H5A_write(attr,attr->dt,tmp_buf,H5AC_dxpl_id)<0)
+ if(H5A_write(attr, attr->dt, tmp_buf, H5AC_dxpl_id) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_WRITEERROR, FAIL, "unable to write attribute")
/* Free temporary buffer */
@@ -1653,14 +1579,18 @@ H5A_close(H5A_t *attr)
} /* end if */
/* Free dynamicly allocated items */
- if(H5A_free(attr)<0)
+ if(H5A_free(attr) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTRELEASE, FAIL, "can't release attribute info")
/* Close the object's symbol-table entry */
- if(attr->ent_opened)
- if(H5O_close(&(attr->ent))<0)
+ if(attr->obj_opened)
+ if(H5O_close(&(attr->oloc)) < 0)
HGOTO_ERROR(H5E_ATTR, H5E_CANTRELEASE, FAIL, "can't release object header info")
+ /* Release the group hier. path for the object the attribute is on */
+ if(H5G_name_free(&(attr->path)) < 0)
+ HGOTO_ERROR(H5E_ATTR, H5E_CANTRELEASE, FAIL, "can't release group hier. path")
+
H5FL_FREE(H5A_t, attr);
done:
@@ -1669,34 +1599,65 @@ done:
/*-------------------------------------------------------------------------
- * Function: H5A_entof
+ * Function: H5A_oloc
*
- * Purpose: Return the symbol table entry for an attribute. It's the
- * symbol table entry for the object to which the attribute
+ * Purpose: Return the object location for an attribute. It's the
+ * object location for the object to which the attribute
* belongs, not the attribute itself.
*
* Return: Success: Ptr to entry
- *
* Failure: NULL
*
* Programmer: Robb Matzke
* Thursday, August 6, 1998
*
- * Modifications:
+ *-------------------------------------------------------------------------
+ */
+H5O_loc_t *
+H5A_oloc(H5A_t *attr)
+{
+ H5O_loc_t *ret_value; /* Return value */
+
+ FUNC_ENTER_NOAPI(H5A_oloc, NULL)
+
+ HDassert(attr);
+
+ /* Set return value */
+ ret_value = &(attr->oloc);
+
+done:
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* end H5A_oloc() */
+
+
+/*-------------------------------------------------------------------------
+ * Function: H5A_nameof
+ *
+ * Purpose: Return the group hier. path for an attribute. It's the
+ * group hier. path for the object to which the attribute
+ * belongs, not the attribute itself.
+ *
+ * Return: Success: Ptr to entry
+ * Failure: NULL
+ *
+ * Programmer: Quincey Koziol
+ * Monday, September 12, 2005
*
*-------------------------------------------------------------------------
*/
-H5G_entry_t *
-H5A_entof(H5A_t *attr)
+H5G_name_t *
+H5A_nameof(H5A_t *attr)
{
- H5G_entry_t *ret_value; /* Return value */
+ H5G_name_t *ret_value; /* Return value */
- FUNC_ENTER_NOAPI(H5A_entof, NULL)
- assert(attr);
+ FUNC_ENTER_NOAPI(H5A_nameof, NULL)
+
+ HDassert(attr);
/* Set return value */
- ret_value=&(attr->ent);
+ ret_value=&(attr->path);
done:
FUNC_LEAVE_NOAPI(ret_value)
-}
+} /* end H5A_nameof() */
+
generated by cgit v0.12 at 2024-11-27 01:25:13 (GMT)