/*-------------------------------------------------------------------------
* Function: H5Tset_cset
*
* Purpose: HDF5 is able to distinguish between character sets of
* different nationalities and to convert between them to the
* extent possible.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Friday, January 9, 1998
*
* Modifications:
* Robb Matzke, 22 Dec 1998
* Also works with derived data types.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Tset_cset(hid_t type_id, H5T_cset_t cset)
{
H5T_t *dt = NULL;
herr_t ret_value=SUCCEED; /* Return value */
FUNC_ENTER_API(H5Tset_cset, FAIL)
H5TRACE2("e","iTc",type_id,cset);
/* Check args */
if (NULL == (dt = H5I_object_verify(type_id,H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a data type")
if (H5T_STATE_TRANSIENT!=dt->shared->state)
HGOTO_ERROR(H5E_ARGS, H5E_CANTINIT, FAIL, "data type is read-only")
if (cset < H5T_CSET_ASCII || cset >= H5T_NCSET)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "illegal character set type")
while (dt->shared->parent && !H5T_IS_STRING(dt->shared))
dt = dt->shared->parent; /*defer to parent*/
if (!H5T_IS_STRING(dt->shared))
HGOTO_ERROR(H5E_DATATYPE, H5E_UNSUPPORTED, FAIL, "operation not defined for data type class")
/* Commit */
if(H5T_IS_FIXED_STRING(dt->shared))
dt->shared->u.atomic.u.s.cset = cset;
else
dt->shared->u.vlen.cset = cset;
done:
FUNC_LEAVE_API(ret_value)
}
/*-------------------------------------------------------------------------
* Function: H5Tset_sign
*
* Purpose: Sets the sign property for an integer.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Wednesday, January 7, 1998
*
* Modifications:
* Robb Matzke, 22 Dec 1998
* Also works with derived datatypes.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Tset_sign(hid_t type_id, H5T_sign_t sign)
{
H5T_t *dt = NULL;
herr_t ret_value=SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "iTs", type_id, sign);
/* Check args */
if (NULL == (dt = (H5T_t *)H5I_object_verify(type_id,H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not an integer datatype")
if (H5T_STATE_TRANSIENT!=dt->shared->state)
HGOTO_ERROR(H5E_ARGS, H5E_CANTINIT, FAIL, "datatype is read-only")
if (sign < H5T_SGN_NONE || sign >= H5T_NSGN)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "illegal sign type")
if (H5T_ENUM==dt->shared->type && dt->shared->u.enumer.nmembs>0)
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "operation not allowed after members are defined")
while (dt->shared->parent)
dt = dt->shared->parent; /*defer to parent*/
if (H5T_INTEGER!=dt->shared->type)
HGOTO_ERROR(H5E_DATATYPE, H5E_CANTINIT, FAIL, "operation not defined for datatype class")
/* Commit */
dt->shared->u.atomic.u.i.sign = sign;
done:
FUNC_LEAVE_API(ret_value)
}
/*-------------------------------------------------------------------------
* Function: H5Pset_istore_k
*
* Purpose: IK is one half the rank of a tree that stores chunked raw
* data. On average, such a tree will be 75% full, or have an
* average rank of 1.5 times the value of IK.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Tuesday, January 6, 1998
*
* Modifications:
*
* Raymond Lu, Oct 14, 2001
* Changed to the new generic property list.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_istore_k(hid_t plist_id, unsigned ik)
{
unsigned btree_k[H5B_NUM_BTREE_ID];
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* Return value */
FUNC_ENTER_API(H5Pset_istore_k, FAIL);
H5TRACE2("e","iIu",plist_id,ik);
/* Check arguments */
if (ik == 0)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "istore IK value must be positive");
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_FILE_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Set value */
if(H5P_get(plist, H5F_CRT_BTREE_RANK_NAME, btree_k) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get rank for btree interanl nodes");
btree_k[H5B_ISTORE_ID] = ik;
if(H5P_set(plist, H5F_CRT_BTREE_RANK_NAME, btree_k) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set rank for btree interanl nodes");
done:
FUNC_LEAVE_API(ret_value);
}
/*-------------------------------------------------------------------------
* Function: H5Pset_userblock
*
* Purpose: Sets the userblock size field of a file creation property
* list.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Tuesday, January 6, 1998
*
* Modifications:
*
* Raymond Lu, Oct 14, 2001
* Changed to the new generic property list.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_userblock(hid_t plist_id, hsize_t size)
{
unsigned i;
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* return value */
FUNC_ENTER_API(H5Pset_userblock, FAIL);
H5TRACE2("e","ih",plist_id,size);
/* Check that the userblock size is a power of two */
for (i=8; i<8*sizeof(hsize_t); i++) {
hsize_t p2 = 8==i ? 0 : ((hsize_t)1<<i);
if (size == p2)
break;
}
if (i>=8*sizeof(hsize_t))
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "userblock size is not valid");
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_FILE_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Set value */
if(H5P_set(plist, H5F_CRT_USER_BLOCK_NAME, &size) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "can't set user block");
done:
FUNC_LEAVE_API(ret_value);
}
/*-------------------------------------------------------------------------
* Function: H5Tset_inpad
*
* Purpose: If any internal bits of a floating point type are unused
* (that is, those significant bits which are not part of the
* sign, exponent, or mantissa) then they will be filled
* according to the value of this property.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Friday, January 9, 1998
*
*-------------------------------------------------------------------------
*/
herr_t
H5Tset_inpad(hid_t type_id, H5T_pad_t pad)
{
H5T_t *dt; /* Datatype */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "iTp", type_id, pad);
/* Check args */
if(NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype")
if(H5T_STATE_TRANSIENT != dt->shared->state)
HGOTO_ERROR(H5E_ARGS, H5E_CANTSET, FAIL, "datatype is read-only")
if(pad < H5T_PAD_ZERO || pad >= H5T_NPAD)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "illegal internal pad type")
while(dt->shared->parent)
dt = dt->shared->parent; /*defer to parent*/
if(H5T_FLOAT != dt->shared->type)
HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, FAIL, "operation not defined for datatype class")
/* Commit */
dt->shared->u.atomic.u.f.pad = pad;
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Tset_inpad() */
/*-------------------------------------------------------------------------
* Function: H5Tset_norm
*
* Purpose: Sets the mantissa normalization method for a floating point
* datatype.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Wednesday, January 7, 1998
*
*-------------------------------------------------------------------------
*/
herr_t
H5Tset_norm(hid_t type_id, H5T_norm_t norm)
{
H5T_t *dt; /* Datatype */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "iTn", type_id, norm);
/* Check args */
if(NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype")
if(H5T_STATE_TRANSIENT != dt->shared->state)
HGOTO_ERROR(H5E_ARGS, H5E_CANTSET, FAIL, "datatype is read-only")
if(norm < H5T_NORM_IMPLIED || norm > H5T_NORM_NONE)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "illegal normalization")
while(dt->shared->parent)
dt = dt->shared->parent; /*defer to parent*/
if(H5T_FLOAT != dt->shared->type)
HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, FAIL, "operation not defined for datatype class")
/* Commit */
dt->shared->u.atomic.u.f.norm = norm;
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Tset_norm() */
/*-------------------------------------------------------------------------
* Function: H5Tset_ebias
*
* Purpose: Sets the exponent bias of a floating-point type.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Wednesday, January 7, 1998
*
* Modifications:
* Robb Matzke, 22 Dec 1998
* Also works with derived datatypes.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Tset_ebias(hid_t type_id, size_t ebias)
{
H5T_t *dt; /* Datatype */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "iz", type_id, ebias);
/* Check args */
if(NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype")
if(H5T_STATE_TRANSIENT != dt->shared->state)
HGOTO_ERROR(H5E_ARGS, H5E_CANTSET, FAIL, "datatype is read-only")
while(dt->shared->parent)
dt = dt->shared->parent; /*defer to parent*/
if(H5T_FLOAT != dt->shared->type)
HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, FAIL, "operation not defined for datatype class")
/* Commit */
dt->shared->u.atomic.u.f.ebias = ebias;
done:
FUNC_LEAVE_API(ret_value)
} /* end H5Tset_ebias() */
/*-------------------------------------------------------------------------
* Function: H5Tset_strpad
*
* Purpose: The method used to store character strings differs with the
* programming language: C usually null terminates strings while
* Fortran left-justifies and space-pads strings. This property
* defines the storage mechanism for the string.
*
* When converting from a long string to a short string if the
* short string is H5T_STR_NULLPAD or H5T_STR_SPACEPAD then the
* string is simply truncated; otherwise if the short string is
* H5T_STR_NULLTERM it will be truncated and a null terminator
* is appended.
*
* When converting from a short string to a long string, the
* long string is padded on the end by appending nulls or
* spaces.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Friday, January 9, 1998
*
* Modifications:
* Robb Matzke, 22 Dec 1998
* Also works for derived datatypes.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Tset_strpad(hid_t type_id, H5T_str_t strpad)
{
H5T_t *dt = NULL;
herr_t ret_value=SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "iTz", type_id, strpad);
/* Check args */
if (NULL == (dt = H5I_object_verify(type_id,H5I_DATATYPE)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype")
if (H5T_STATE_TRANSIENT!=dt->shared->state)
HGOTO_ERROR(H5E_ARGS, H5E_CANTINIT, FAIL, "datatype is read-only")
if (strpad < H5T_STR_NULLTERM || strpad >= H5T_NSTR)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "illegal string pad type")
while (dt->shared->parent && !H5T_IS_STRING(dt->shared))
dt = dt->shared->parent; /*defer to parent*/
if (!H5T_IS_STRING(dt->shared))
HGOTO_ERROR(H5E_DATATYPE, H5E_UNSUPPORTED, FAIL, "operation not defined for datatype class")
/* Commit */
if(H5T_IS_FIXED_STRING(dt->shared))
dt->shared->u.atomic.u.s.pad = strpad;
else
dt->shared->u.vlen.pad = strpad;
done:
FUNC_LEAVE_API(ret_value)
}
/*-------------------------------------------------------------------------
* Function: H5Pget_hyper_vector_size
*
* Purpose: Reads values previously set with H5Pset_hyper_vector_size().
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* Monday, July 9, 2001
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_hyper_vector_size(hid_t plist_id, size_t *vector_size/*out*/)
{
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* return value */
FUNC_ENTER_API(H5Pget_hyper_vector_size, FAIL);
H5TRACE2("e","ix",plist_id,vector_size);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_DATASET_XFER)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Return values */
if (vector_size)
if (H5P_get(plist,H5D_XFER_HYPER_VECTOR_SIZE_NAME,vector_size)<0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "unable to get value");
done:
FUNC_LEAVE_API(ret_value);
} /* end H5Pget_hyper_vector_size() */
/*-------------------------------------------------------------------------
* Function: H5Pget_userblock
*
* Purpose: Queries the size of a user block in a file creation property
* list.
*
* Return: Success: Non-negative, size returned through SIZE argument.
*
* Failure: Negative
*
* Programmer: Robb Matzke
* Wednesday, January 7, 1998
*
* Modifications:
*
* Raymond Lu, Oct 14, 2001
* Changed to the new generic property list.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_userblock(hid_t plist_id, hsize_t *size)
{
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* return value */
FUNC_ENTER_API(H5Pget_userblock, FAIL);
H5TRACE2("e","i*h",plist_id,size);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_FILE_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Get value */
if (size)
if(H5P_get(plist, H5F_CRT_USER_BLOCK_NAME, size) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL,"can't get user block");
done:
FUNC_LEAVE_API(ret_value);
}
/*-------------------------------------------------------------------------
* Function: H5Pset_preserve
*
* Purpose: When reading or writing compound data types and the
* destination is partially initialized and the read/write is
* intended to initialize the other members, one must set this
* property to TRUE. Otherwise the I/O pipeline treats the
* destination datapoints as completely uninitialized.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Robb Matzke
* Tuesday, March 17, 1998
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_preserve(hid_t plist_id, hbool_t status)
{
H5T_bkg_t need_bkg; /* Value for background buffer type */
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* return value */
FUNC_ENTER_API(H5Pset_preserve, FAIL);
H5TRACE2("e","ib",plist_id,status);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_DATASET_XFER)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Update property list */
need_bkg = status ? H5T_BKG_YES : H5T_BKG_NO;
if (H5P_set(plist,H5D_XFER_BKGR_BUF_TYPE_NAME,&need_bkg)<0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "unable to set value");
done:
FUNC_LEAVE_API(ret_value);
}
/*-------------------------------------------------------------------------
* Function: H5Fget_info1
*
* Purpose: Gets general information about the file, including:
* 1. Get storage size for superblock extension if there is one.
* 2. Get the amount of btree and heap storage for entries
* in the SOHM table if there is one.
* 3. The amount of free space tracked in the file.
*
* Return: Success: non-negative on success
* Failure: Negative
*
* Programmer: Vailin Choi
* July 11, 2007
*
*-------------------------------------------------------------------------
*/
herr_t
H5Fget_info1(hid_t obj_id, H5F_info1_t *finfo)
{
H5F_t *f; /* Top file in mount hierarchy */
herr_t ret_value = SUCCEED; /* Return value */
FUNC_ENTER_API(FAIL)
H5TRACE2("e", "i*x", obj_id, finfo);
/* Check args */
if(!finfo)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "no info struct")
/* For file IDs, get the file object directly */
/* (This prevents the H5G_loc() call from returning the file pointer for
* the top file in a mount hierarchy)
*/
if(H5I_get_type(obj_id) == H5I_FILE ) {
if(NULL == (f = (H5F_t *)H5I_object(obj_id)))
HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a file")
} /* end if */
else {
/*-------------------------------------------------------------------------
* Function: H5Pset_hyper_vector_size
*
* Purpose: Given a dataset transfer property list, set the number of
* "I/O vectors" (offset and length pairs) which are to be
* accumulated in memory before being issued to the lower levels
* of the library for reading or writing the actual data.
* Increasing the number should give better performance, but use
* more memory during hyperslab I/O. The vector size must be
* greater than 1.
*
* The default is to use 1024 vectors for I/O during hyperslab
* reading/writing.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Quincey Koziol
* Monday, July 9, 2001
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_hyper_vector_size(hid_t plist_id, size_t vector_size)
{
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* return value */
FUNC_ENTER_API(H5Pset_hyper_vector_size, FAIL);
H5TRACE2("e","iz",plist_id,vector_size);
/* Check arguments */
if (vector_size<1)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "vector size too small");
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_DATASET_XFER)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Update property list */
if (H5P_set(plist,H5D_XFER_HYPER_VECTOR_SIZE_NAME,&vector_size)<0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "unable to set value");
done:
FUNC_LEAVE_API(ret_value);
} /* end H5Pset_hyper_vector_size() */
/*-------------------------------------------------------------------------
* Function: H5Pset_edc_check
*
* Purpose: Enable or disable error-detecting for a dataset reading
* process. This error-detecting algorithm is whichever
* user chooses earlier. This function cannot control
* writing process.
*
* Return: Non-negative on success/Negative on failure
*
* Programmer: Raymond Lu
* Jan 3, 2003
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pset_edc_check(hid_t plist_id, H5Z_EDC_t check)
{
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* return value */
FUNC_ENTER_API(H5Pset_edc_check, FAIL);
H5TRACE2("e","iZe",plist_id,check);
/* Check argument */
if (check != H5Z_ENABLE_EDC && check != H5Z_DISABLE_EDC)
HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "not a valid value");
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_DATASET_XFER)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Update property list */
if (H5P_set(plist,H5D_XFER_EDC_NAME,&check)<0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTSET, FAIL, "unable to set value");
done:
FUNC_LEAVE_API(ret_value);
}
/*-------------------------------------------------------------------------
* Function: H5Pget_istore_k
*
* Purpose: Queries the 1/2 rank of an indexed storage B-tree. See
* H5Pset_istore_k() for details. The argument IK may be the
* null pointer.
*
* Return: Success: Non-negative, size returned through IK
*
* Failure: Negative
*
* Programmer: Robb Matzke
* Wednesday, January 7, 1998
*
* Modifications:
*
* Raymond Lu, Oct 14, 2001
* Changed to the new generic property list.
*
*-------------------------------------------------------------------------
*/
herr_t
H5Pget_istore_k(hid_t plist_id, unsigned *ik /*out */ )
{
unsigned btree_k[H5B_NUM_BTREE_ID];
H5P_genplist_t *plist; /* Property list pointer */
herr_t ret_value=SUCCEED; /* return value */
FUNC_ENTER_API(H5Pget_istore_k, FAIL);
H5TRACE2("e","ix",plist_id,ik);
/* Get the plist structure */
if(NULL == (plist = H5P_object_verify(plist_id,H5P_FILE_CREATE)))
HGOTO_ERROR(H5E_ATOM, H5E_BADATOM, FAIL, "can't find object for ID");
/* Get value */
if (ik) {
if(H5P_get(plist, H5F_CRT_BTREE_RANK_NAME, btree_k) < 0)
HGOTO_ERROR(H5E_PLIST, H5E_CANTGET, FAIL, "can't get rank for btree interanl nodes");
*ik = btree_k[H5B_ISTORE_ID];
}
done:
FUNC_LEAVE_API(ret_value);
}
