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-rw-r--r--src/H5S.c113
1 files changed, 52 insertions, 61 deletions
diff --git a/src/H5S.c b/src/H5S.c
index b3060ef..77468ce 100644
--- a/src/H5S.c
+++ b/src/H5S.c
@@ -1717,32 +1717,33 @@ done:
static herr_t
H5S_encode(H5S_t *obj, unsigned char *buf, size_t *nalloc)
{
- size_t extent_size;
- hssize_t sselect_size;
- size_t select_size;
- H5F_t f; /* fake file structure*/
+ size_t extent_size; /* Size of serialized dataspace extent */
+ hssize_t sselect_size; /* Signed size of serialized dataspace selection */
+ size_t select_size; /* Size of serialized dataspace selection */
+ H5F_t f; /* Fake file structure*/
herr_t ret_value = SUCCEED;
FUNC_ENTER_NOAPI(H5S_encode, FAIL);
/* Fake file structure, used only for header message operation */
f.shared = (H5F_file_t*)H5MM_calloc(sizeof(H5F_file_t));
+ HDassert(f.shared);
f.shared->sizeof_size = H5F_CRT_OBJ_BYTE_NUM_DEF;
/* Find out the size of buffer needed for extent */
- if((extent_size=H5O_raw_size(H5O_SDSPACE_ID, &f, obj))==0)
- HGOTO_ERROR(H5E_DATASPACE, H5E_BADSIZE, FAIL, "can't find dataspace size");
+ if((extent_size = H5O_raw_size(H5O_SDSPACE_ID, &f, obj)) == 0)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_BADSIZE, FAIL, "can't find dataspace size")
- if((sselect_size=H5S_SELECT_SERIAL_SIZE(obj))<0)
- HGOTO_ERROR(H5E_DATASPACE, H5E_BADSIZE, FAIL, "can't find dataspace selection size");
- H5_ASSIGN_OVERFLOW(select_size,sselect_size,hssize_t,size_t);
+ if((sselect_size = H5S_SELECT_SERIAL_SIZE(obj)) < 0)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_BADSIZE, FAIL, "can't find dataspace selection size")
+ H5_ASSIGN_OVERFLOW(select_size, sselect_size, hssize_t, size_t);
/* Verify the size of buffer. If it's not big enough, simply return the
* right size without filling the buffer. */
- if(!buf || *nalloc<(extent_size+select_size+1+1+1+4)) {
- *nalloc = extent_size+select_size+1+1+1+4;
- HGOTO_DONE(ret_value);
- }
+ if(!buf || *nalloc<(extent_size + select_size + 1 + 1 + 1 + 4)) {
+ *nalloc = extent_size + select_size + 1 + 1 + 1 + 4;
+ HGOTO_DONE(ret_value)
+ } /* end if */
/* Encode the type of the information */
*buf++ = H5O_SDSPACE_ID;
@@ -1757,26 +1758,26 @@ H5S_encode(H5S_t *obj, unsigned char *buf, size_t *nalloc)
UINT32ENCODE(buf, extent_size);
/* Encode the extent part of dataspace */
- if(H5O_encode(&f, buf, obj, H5O_SDSPACE_ID)<0)
- HGOTO_ERROR(H5E_DATASPACE, H5E_CANTENCODE, FAIL, "can't encode extent space");
- buf +=extent_size;
+ if(H5O_encode(&f, buf, obj, H5O_SDSPACE_ID) < 0)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTENCODE, FAIL, "can't encode extent space")
+ buf += extent_size;
/* Encode the selection part of dataspace. */
- if(H5S_SELECT_SERIALIZE(obj, buf) <0)
- HGOTO_ERROR(H5E_DATASPACE, H5E_CANTENCODE, FAIL, "can't encode select space");
+ if(H5S_SELECT_SERIALIZE(obj, buf) < 0)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTENCODE, FAIL, "can't encode select space")
done:
if(f.shared)
H5MM_free(f.shared);
- FUNC_LEAVE_NOAPI(ret_value);
-}
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* end H5S_encode() */
/*-------------------------------------------------------------------------
* Function: H5Sdecode
*
- * Purpose: Decode a binary object description of data space and
+ * Purpose: Decode a binary object description of dataspace and
* return a new object handle.
*
* Return: Success: dataspace ID(non-negative)
@@ -1787,8 +1788,6 @@ done:
* slu@ncsa.uiuc.edu
* July 14, 2004
*
- * Modifications:
- *
*-------------------------------------------------------------------------
*/
hid_t
@@ -1797,22 +1796,22 @@ H5Sdecode(const void *buf)
H5S_t *ds;
hid_t ret_value;
- FUNC_ENTER_API (H5Sdecode, FAIL);
+ FUNC_ENTER_API (H5Sdecode, FAIL)
H5TRACE1("i","x",buf);
- if (buf==NULL)
- HGOTO_ERROR (H5E_ARGS, H5E_BADVALUE, FAIL, "empty buffer")
+ if(buf == NULL)
+ HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "empty buffer")
- if((ds = H5S_decode(buf))==NULL)
+ if((ds = H5S_decode(buf)) == NULL)
HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDECODE, FAIL, "can't decode object");
/* Register the type and return the ID */
- if ((ret_value=H5I_register (H5I_DATASPACE, ds))<0)
- HGOTO_ERROR (H5E_DATASPACE, H5E_CANTREGISTER, FAIL, "unable to register dataspace");
+ if((ret_value = H5I_register(H5I_DATASPACE, ds)) < 0)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTREGISTER, FAIL, "unable to register dataspace")
done:
- FUNC_LEAVE_API(ret_value);
-}
+ FUNC_LEAVE_API(ret_value)
+} /* end H5Sdecode() */
/*-------------------------------------------------------------------------
@@ -1829,23 +1828,21 @@ done:
* slu@ncsa.uiuc.edu
* July 14, 2004
*
- * Modifications:
- *
*-------------------------------------------------------------------------
*/
static H5S_t*
H5S_decode(const unsigned char *buf)
{
H5S_t *ds;
- H5S_extent_t *extent;
+ H5S_extent_t *extent;
size_t extent_size; /* size of the extent message*/
H5F_t f; /* fake file structure*/
H5S_t *ret_value;
- FUNC_ENTER_NOAPI(H5S_decode, NULL);
+ FUNC_ENTER_NOAPI(H5S_decode, NULL)
/* Initialize this before anything goes bad... */
- f.shared=NULL;
+ f.shared = NULL;
/* Decode the type of the information */
if(*buf++ != H5O_SDSPACE_ID)
@@ -1865,35 +1862,36 @@ H5S_decode(const unsigned char *buf)
UINT32DECODE(buf, extent_size);
/* Decode the extent part of dataspace */
- if((extent = H5O_decode(&f, buf, H5O_SDSPACE_ID))==NULL)
- HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDECODE, NULL, "can't decode object");
+ /* (pass mostly bogus file pointer and bogus DXPL) */
+ if((extent = H5O_decode(&f, H5P_DEFAULT, buf, H5O_SDSPACE_ID))==NULL)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDECODE, NULL, "can't decode object")
buf += extent_size;
/* Copy the extent into dataspace structure */
if((ds = H5FL_CALLOC(H5S_t))==NULL)
- HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for data space conversion path table");
- if(H5O_copy(H5O_SDSPACE_ID, extent, &(ds->extent))==NULL)
- HGOTO_ERROR(H5E_DATASPACE, H5E_CANTCOPY, NULL, "can't copy object");
- if(H5S_extent_release(extent)<0)
- HGOTO_ERROR(H5E_RESOURCE, H5E_CANTDELETE, NULL, "can't release previous dataspace");
- H5FL_FREE(H5S_extent_t,extent);
+ HGOTO_ERROR(H5E_RESOURCE, H5E_NOSPACE, NULL, "memory allocation failed for data space conversion path table")
+ if(H5O_copy(H5O_SDSPACE_ID, extent, &(ds->extent)) == NULL)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTCOPY, NULL, "can't copy object")
+ if(H5S_extent_release(extent) < 0)
+ HGOTO_ERROR(H5E_RESOURCE, H5E_CANTDELETE, NULL, "can't release previous dataspace")
+ H5FL_FREE(H5S_extent_t, extent);
/* Initialize to "all" selection. Deserialization relies on valid existing selection. */
- if(H5S_select_all(ds,0)<0)
- HGOTO_ERROR (H5E_DATASPACE, H5E_CANTSET, NULL, "unable to set all selection");
+ if(H5S_select_all(ds, 0) < 0)
+ HGOTO_ERROR (H5E_DATASPACE, H5E_CANTSET, NULL, "unable to set all selection")
/* Decode the select part of dataspace. I believe this part always exists. */
- if(H5S_SELECT_DESERIALIZE(ds, buf)<0)
- HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDECODE, NULL, "can't decode space selection");
+ if(H5S_SELECT_DESERIALIZE(ds, buf) < 0)
+ HGOTO_ERROR(H5E_DATASPACE, H5E_CANTDECODE, NULL, "can't decode space selection")
/* Set return value */
- ret_value=ds;
+ ret_value = ds;
done:
H5MM_xfree(f.shared);
- FUNC_LEAVE_NOAPI(ret_value);
-}
+ FUNC_LEAVE_NOAPI(ret_value)
+} /* end H5S_decode() */
/*-------------------------------------------------------------------------
@@ -1908,22 +1906,15 @@ done:
* koziol@ncsa.uiuc.edu
* October 14, 2004
*
- * Modifications:
- *
*-------------------------------------------------------------------------
*/
size_t
H5S_raw_size(const H5F_t *f, const H5S_t *space)
{
- size_t ret_value;
-
- FUNC_ENTER_NOAPI(H5S_raw_size, 0);
-
- /* Find out the size of buffer needed for extent */
- ret_value=H5O_raw_size(H5O_SDSPACE_ID, f, &(space->extent));
+ FUNC_ENTER_NOAPI_NOINIT_NOFUNC(H5S_raw_size)
-done:
- FUNC_LEAVE_NOAPI(ret_value);
+ /* Return the size of buffer needed for extent */
+ FUNC_LEAVE_NOAPI(H5O_raw_size(H5O_SDSPACE_ID, f, &(space->extent)))
} /* end H5S_raw_size() */
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