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/****************************************************************************
* NCSA HDF *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING file. *
* *
****************************************************************************/
#ifdef RCSID
static char RcsId[] = "@(#)$Revision$";
#endif
/* $Id$ */
#include <H5private.h>
#include <H5Eprivate.h>
#include <H5Gprivate.h>
#include <H5MMprivate.h>
#include <H5Oprivate.h>
#define PABLO_MASK H5O_sdspace_mask
/* PRIVATE PROTOTYPES */
static void *H5O_sdspace_decode(H5F_t *f, const uint8 *p, H5HG_t *hobj);
static herr_t H5O_sdspace_encode(H5F_t *f, uint8 *p, const void *_mesg);
static void *H5O_sdspace_copy(const void *_mesg, void *_dest);
static size_t H5O_sdspace_size(H5F_t *f, const void *_mesg);
static herr_t H5O_sdspace_debug(H5F_t *f, const void *_mesg,
FILE * stream, intn indent, intn fwidth);
/* This message derives from H5O */
const H5O_class_t H5O_SDSPACE[1] = {{
H5O_SDSPACE_ID, /* message id number */
"simple_dspace", /* message name for debugging */
sizeof(H5S_simple_t), /* native message size */
H5O_sdspace_decode, /* decode message */
H5O_sdspace_encode, /* encode message */
H5O_sdspace_copy, /* copy the native value */
H5O_sdspace_size, /* size of symbol table entry */
NULL, /* default reset method */
NULL, /* no share method */
H5O_sdspace_debug, /* debug the message */
}};
/* Is the interface initialized? */
static hbool_t interface_initialize_g = FALSE;
#define INTERFACE_INIT NULL
/*--------------------------------------------------------------------------
NAME
H5O_sdspace_decode
PURPOSE
Decode a simple dimensionality message and return a pointer to a memory
struct with the decoded information
USAGE
void *H5O_sdspace_decode(f, raw_size, p)
H5F_t *f; IN: pointer to the HDF5 file struct
size_t raw_size; IN: size of the raw information buffer
const uint8 *p; IN: the raw information buffer
RETURNS
Pointer to the new message in native order on success, NULL on failure
DESCRIPTION
This function decodes the "raw" disk form of a simple dimensionality
message into a struct in memory native format. The struct is allocated
within this function using malloc() and is returned to the caller.
--------------------------------------------------------------------------*/
static void *
H5O_sdspace_decode(H5F_t *f, const uint8 *p, H5HG_t *hobj)
{
H5S_simple_t *sdim = NULL;/* New simple dimensionality structure */
uintn u; /* local counting variable */
uintn flags;
FUNC_ENTER(H5O_sdspace_decode, NULL);
/* check args */
assert(f);
assert(p);
assert (!hobj || !H5HG_defined (hobj));
/* decode */
if ((sdim = H5MM_xcalloc(1, sizeof(H5S_simple_t))) != NULL) {
UINT32DECODE(p, sdim->rank);
UINT32DECODE(p, flags);
if (sdim->rank > 0) {
sdim->size = H5MM_xmalloc(sizeof(uint32) * sdim->rank);
for (u = 0; u < sdim->rank; u++)
UINT32DECODE(p, sdim->size[u]);
if (flags & 0x01) {
sdim->max = H5MM_xmalloc(sizeof(uint32) * sdim->rank);
for (u = 0; u < sdim->rank; u++)
UINT32DECODE(p, sdim->max[u]);
}
if (flags & 0x02) {
sdim->perm = H5MM_xmalloc(sizeof(uint32) * sdim->rank);
for (u = 0; u < sdim->rank; u++)
UINT32DECODE(p, sdim->perm[u]);
}
}
}
#ifdef LATER
done:
#endif /* LATER */
if (sdim == NULL) { /* Error condition cleanup */
}
/* Normal function cleanup */
FUNC_LEAVE(sdim);
}
/*--------------------------------------------------------------------------
NAME
H5O_sdspace_encode
PURPOSE
Encode a simple dimensionality message
USAGE
herr_t H5O_sdspace_encode(f, raw_size, p, mesg)
H5F_t *f; IN: pointer to the HDF5 file struct
size_t raw_size; IN: size of the raw information buffer
const uint8 *p; IN: the raw information buffer
const void *mesg; IN: Pointer to the simple dimensionality struct
RETURNS
SUCCEED/FAIL
DESCRIPTION
This function encodes the native memory form of the simple
dimensionality message in the "raw" disk form.
--------------------------------------------------------------------------*/
static herr_t
H5O_sdspace_encode(H5F_t *f, uint8 *p, const void *mesg)
{
const H5S_simple_t *sdim = (const H5S_simple_t *) mesg;
uintn u; /* Local counting variable */
uintn flags = 0;
FUNC_ENTER(H5O_sdspace_encode, FAIL);
/* check args */
assert(f);
assert(p);
assert(sdim);
/* set flags */
if (sdim->max) flags |= 0x01;
if (sdim->perm) flags |= 0x02;
/* encode */
UINT32ENCODE(p, sdim->rank);
UINT32ENCODE(p, flags);
if (sdim->rank > 0) {
for (u = 0; u < sdim->rank; u++)
UINT32ENCODE(p, sdim->size[u]);
if (flags & 0x01) {
for (u = 0; u < sdim->rank; u++)
UINT32ENCODE(p, sdim->max[u]);
}
if (flags & 0x02) {
for (u = 0; u < sdim->rank; u++)
UINT32ENCODE(p, sdim->perm[u]);
}
}
FUNC_LEAVE(SUCCEED);
}
/*--------------------------------------------------------------------------
NAME
H5O_sdspace_copy
PURPOSE
Copies a message from MESG to DEST, allocating DEST if necessary.
USAGE
void *H5O_sdspace_copy(mesg, dest)
const void *mesg; IN: Pointer to the source simple dimensionality struct
const void *dest; IN: Pointer to the destination simple dimensionality struct
RETURNS
Pointer to DEST on success, NULL on failure
DESCRIPTION
This function copies a native (memory) simple dimensionality message,
allocating the destination structure if necessary.
--------------------------------------------------------------------------*/
static void *
H5O_sdspace_copy(const void *mesg, void *dest)
{
const H5S_simple_t *src = (const H5S_simple_t *) mesg;
H5S_simple_t *dst = (H5S_simple_t *) dest;
FUNC_ENTER(H5O_sdspace_copy, NULL);
/* check args */
assert(src);
if (!dst)
dst = H5MM_xcalloc(1, sizeof(H5S_simple_t));
/* deep copy -- pointed-to values are copied also */
HDmemcpy(dst, src, sizeof(H5S_simple_t));
if (src->size) {
dst->size = H5MM_xcalloc(src->rank, sizeof(src->size[0]));
HDmemcpy (dst->size, src->size, src->rank*sizeof(src->size[0]));
}
if (src->max) {
dst->max = H5MM_xcalloc(src->rank, sizeof(src->max[0]));
HDmemcpy (dst->max, src->max, src->rank*sizeof(src->max[0]));
}
if (src->perm) {
dst->perm = H5MM_xcalloc(src->rank, sizeof(src->perm[0]));
HDmemcpy (dst->perm, src->perm, src->rank*sizeof(src->perm[0]));
}
FUNC_LEAVE((void *) dst);
}
/*--------------------------------------------------------------------------
NAME
H5O_sdspace_size
PURPOSE
Return the raw message size in bytes
USAGE
void *H5O_sdspace_copy(f, mesg)
H5F_t *f; IN: pointer to the HDF5 file struct
const void *mesg; IN: Pointer to the source simple dimensionality struct
RETURNS
Size of message on success, zero on failure
DESCRIPTION
This function returns the size of the raw simple dimensionality message on
success. (Not counting the message type or size fields, only the data
portion of the message). It doesn't take into account alignment.
--------------------------------------------------------------------------*/
static size_t
H5O_sdspace_size(H5F_t *f, const void *mesg)
{
const H5S_simple_t *sdim = (const H5S_simple_t *) mesg;
size_t ret_value = 8; /* all dimensionality messages are at least 8 bytes long (rank and flags) */
FUNC_ENTER(H5O_sim_dtype_size, 0);
ret_value += sdim->rank * 4; /* add in the dimension sizes */
ret_value += sdim->max ? sdim->rank * 4 : 0; /* add in the space for the maximum dimensions, if they are present */
ret_value += sdim->perm ? sdim->rank * 4 : 0; /* add in the space for the dimension permutations, if they are present */
FUNC_LEAVE(ret_value);
}
/*--------------------------------------------------------------------------
NAME
H5O_sdspace_debug
PURPOSE
Prints debugging information for a simple dimensionality message
USAGE
void *H5O_sdspace_debug(f, mesg, stream, indent, fwidth)
H5F_t *f; IN: pointer to the HDF5 file struct
const void *mesg; IN: Pointer to the source simple dimensionality struct
FILE *stream; IN: Pointer to the stream for output data
intn indent; IN: Amount to indent information by
intn fwidth; IN: Field width (?)
RETURNS
SUCCEED/FAIL
DESCRIPTION
This function prints debugging output to the stream passed as a
parameter.
--------------------------------------------------------------------------*/
static herr_t
H5O_sdspace_debug(H5F_t *f, const void *mesg, FILE * stream,
intn indent, intn fwidth)
{
const H5S_simple_t *sdim = (const H5S_simple_t *) mesg;
uintn u; /* local counting variable */
FUNC_ENTER(H5O_sdspace_debug, FAIL);
/* check args */
assert(f);
assert(sdim);
assert(stream);
assert(indent >= 0);
assert(fwidth >= 0);
fprintf(stream, "%*s%-*s %lu\n", indent, "", fwidth,
"Rank:",
(unsigned long) (sdim->rank));
fprintf(stream, "%*s%-*s {", indent, "", fwidth, "Dim Size:");
for (u = 0; u < sdim->rank; u++) {
fprintf (stream, "%s%lu", u?", ":"", (unsigned long)(sdim->size[u]));
}
fprintf (stream, "}\n");
fprintf(stream, "%*s%-*s ", indent, "", fwidth, "Dim Max:");
if (sdim->max) {
fprintf (stream, "{");
for (u = 0; u < sdim->rank; u++) {
if (H5S_UNLIMITED==sdim->max[u]) {
fprintf (stream, "%sINF", u?", ":"");
} else {
fprintf (stream, "%s%lu", u?", ":"",
(unsigned long) (sdim->max[u]));
}
}
fprintf (stream, "}\n");
} else {
fprintf (stream, "CONSTANT\n");
}
if (sdim->perm) {
fprintf(stream, "%*s%-*s {", indent, "", fwidth, "Dim Perm:");
for (u = 0; u < sdim->rank; u++) {
fprintf (stream, "%s%lu", u?", ":"",
(unsigned long) (sdim->perm[u]));
}
}
FUNC_LEAVE(SUCCEED);
}
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