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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#include "h5tools.h"
/*-------------------------------------------------------------------------
* Function: h5tools_get_native_type
*
* Purpose: Wrapper around H5Tget_native_type() to work around
* Problems with bitfields.
*
* Return: Success: datatype ID
*
* Failure: FAIL
*
* Programmer: Quincey Koziol
* Tuesday, October 5, 2004
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
hid_t
h5tools_get_native_type(hid_t type)
{
hid_t p_type;
H5T_class_t type_class;
type_class = H5Tget_class(type);
if(type_class==H5T_BITFIELD)
p_type=H5Tcopy(type);
else
p_type = H5Tget_native_type(type,H5T_DIR_DEFAULT);
return(p_type);
}
/*-------------------------------------------------------------------------
* Function: h5tools_get_little_endian_type
*
* Purpose: Get a little endian type from a file type
*
* Return: Success: datatype ID
* Failure: FAIL
*
* Programmer: Pedro Vicente Nunes
* Tuesday, July 18, 2006
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
hid_t
h5tools_get_little_endian_type(hid_t tid)
{
hid_t p_type=-1;
H5T_class_t type_class;
size_t size;
H5T_sign_t sign;
type_class = H5Tget_class(tid);
size = H5Tget_size(tid);
sign = H5Tget_sign(tid);
switch( type_class )
{
case H5T_INTEGER:
{
if ( size == 1 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I8LE);
else if ( size == 2 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I16LE);
else if ( size == 4 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I32LE);
else if ( size == 8 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I64LE);
else if ( size == 1 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U8LE);
else if ( size == 2 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U16LE);
else if ( size == 4 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U32LE);
else if ( size == 8 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U64LE);
}
break;
case H5T_FLOAT:
if ( size == 4)
p_type=H5Tcopy(H5T_IEEE_F32LE);
else if ( size == 8)
p_type=H5Tcopy(H5T_IEEE_F64LE);
break;
case H5T_TIME:
case H5T_BITFIELD:
case H5T_OPAQUE:
case H5T_STRING:
case H5T_COMPOUND:
case H5T_REFERENCE:
case H5T_ENUM:
case H5T_VLEN:
case H5T_ARRAY:
break;
default:
break;
}
return(p_type);
}
/*-------------------------------------------------------------------------
* Function: h5tools_get_big_endian_type
*
* Purpose: Get a big endian type from a file type
*
* Return: Success: datatype ID
* Failure: FAIL
*
* Programmer: Pedro Vicente Nunes
* Tuesday, July 18, 2006
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
hid_t
h5tools_get_big_endian_type(hid_t tid)
{
hid_t p_type=-1;
H5T_class_t type_class;
size_t size;
H5T_sign_t sign;
type_class = H5Tget_class(tid);
size = H5Tget_size(tid);
sign = H5Tget_sign(tid);
switch( type_class )
{
case H5T_INTEGER:
{
if ( size == 1 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I8BE);
else if ( size == 2 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I16BE);
else if ( size == 4 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I32BE);
else if ( size == 8 && sign == H5T_SGN_2)
p_type=H5Tcopy(H5T_STD_I64BE);
else if ( size == 1 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U8BE);
else if ( size == 2 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U16BE);
else if ( size == 4 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U32BE);
else if ( size == 8 && sign == H5T_SGN_NONE)
p_type=H5Tcopy(H5T_STD_U64BE);
}
break;
case H5T_FLOAT:
if ( size == 4)
p_type=H5Tcopy(H5T_IEEE_F32BE);
else if ( size == 8)
p_type=H5Tcopy(H5T_IEEE_F64BE);
break;
case H5T_TIME:
case H5T_BITFIELD:
case H5T_OPAQUE:
case H5T_STRING:
case H5T_COMPOUND:
case H5T_REFERENCE:
case H5T_ENUM:
case H5T_VLEN:
case H5T_ARRAY:
break;
default:
break;
}
return(p_type);
}
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