diff options
Diffstat (limited to 'src/H5Tfloat.c')
| -rw-r--r-- | src/H5Tfloat.c | 243 |
1 files changed, 100 insertions, 143 deletions
diff --git a/src/H5Tfloat.c b/src/H5Tfloat.c index 7d08d62..a90b257 100644 --- a/src/H5Tfloat.c +++ b/src/H5Tfloat.c @@ -1,16 +1,13 @@ /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * 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. * + * the COPYING file, which can be found at the root of the source code * + * distribution tree, or in https://www.hdfgroup.org/licenses. * + * If you do not have access to either file, you may request a copy from * + * help@hdfgroup.org. * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ /* @@ -18,40 +15,13 @@ * datatypes in the H5T interface. */ -#define H5T_PACKAGE /*suppress error about including H5Tpkg */ +#include "H5Tmodule.h" /* This source code file is part of the H5T module */ -/* Interface initialization */ -#define H5_INTERFACE_INIT_FUNC H5T_init_float_interface +#include "H5private.h" /*generic functions */ +#include "H5Eprivate.h" /*error handling */ +#include "H5Iprivate.h" /*ID functions */ +#include "H5Tpkg.h" /*data-type functions */ - -#include "H5private.h" /*generic functions */ -#include "H5Eprivate.h" /*error handling */ -#include "H5Iprivate.h" /*ID functions */ -#include "H5Tpkg.h" /*data-type functions */ - - -/*-------------------------------------------------------------------------- -NAME - H5T_init_float_interface -- Initialize interface-specific information -USAGE - herr_t H5T_init_float_interface() - -RETURNS - Non-negative on success/Negative on failure -DESCRIPTION - Initializes any interface-specific data or routines. (Just calls - H5T_init_iterface currently). - ---------------------------------------------------------------------------*/ -static herr_t -H5T_init_float_interface(void) -{ - FUNC_ENTER_NOAPI_NOINIT_NOERR - - FUNC_LEAVE_NOAPI(H5T_init()) -} /* H5T_init_float_interface() */ - - /*------------------------------------------------------------------------- * Function: H5Tget_fields * @@ -73,40 +43,39 @@ H5T_init_float_interface(void) *------------------------------------------------------------------------- */ herr_t -H5Tget_fields(hid_t type_id, size_t *spos/*out*/, size_t *epos/*out*/, -size_t *esize/*out*/, size_t *mpos/*out*/, size_t *msize/*out*/) +H5Tget_fields(hid_t type_id, size_t *spos /*out*/, size_t *epos /*out*/, size_t *esize /*out*/, + size_t *mpos /*out*/, size_t *msize /*out*/) { - H5T_t *dt; /* Datatype */ - herr_t ret_value = SUCCEED; /* Return value */ + H5T_t *dt; /* Datatype */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE6("e", "ixxxxx", type_id, spos, epos, esize, mpos, msize); /* Check args */ - if(NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype") - while(dt->shared->parent) + if (NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, FAIL, "not a datatype") + while (dt->shared->parent) dt = dt->shared->parent; /*defer to parent*/ - if(H5T_FLOAT != dt->shared->type) + if (H5T_FLOAT != dt->shared->type) HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, FAIL, "operation not defined for datatype class") /* Get values */ - if(spos) + if (spos) *spos = dt->shared->u.atomic.u.f.sign; - if(epos) + if (epos) *epos = dt->shared->u.atomic.u.f.epos; - if(esize) + if (esize) *esize = dt->shared->u.atomic.u.f.esize; - if(mpos) + if (mpos) *mpos = dt->shared->u.atomic.u.f.mpos; - if(msize) + if (msize) *msize = dt->shared->u.atomic.u.f.msize; done: FUNC_LEAVE_API(ret_value) } /* end H5Tget_fields() */ - /*------------------------------------------------------------------------- * Function: H5Tset_fields * @@ -126,43 +95,42 @@ done: *------------------------------------------------------------------------- */ herr_t -H5Tset_fields(hid_t type_id, size_t spos, size_t epos, size_t esize, - size_t mpos, size_t msize) +H5Tset_fields(hid_t type_id, size_t spos, size_t epos, size_t esize, size_t mpos, size_t msize) { - H5T_t *dt; /* Datatype */ - herr_t ret_value = SUCCEED; /* Return value */ + H5T_t *dt; /* Datatype */ + herr_t ret_value = SUCCEED; /* Return value */ FUNC_ENTER_API(FAIL) H5TRACE6("e", "izzzzz", type_id, spos, epos, esize, mpos, msize); /* 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) + 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") - if(epos + esize > dt->shared->u.atomic.prec) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "exponent bit field size/location is invalid") - if(mpos + msize > dt->shared->u.atomic.prec) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "mantissa bit field size/location is invalid") - if(spos >= dt->shared->u.atomic.prec) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sign location is not valid") + if (H5T_FLOAT != dt->shared->type) + HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, FAIL, "operation not defined for datatype class") + if (epos + esize > dt->shared->u.atomic.prec) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "exponent bit field size/location is invalid") + if (mpos + msize > dt->shared->u.atomic.prec) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "mantissa bit field size/location is invalid") + if (spos >= dt->shared->u.atomic.prec) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sign location is not valid") /* Check for overlap */ - if(spos >= epos && spos < epos + esize) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sign bit appears within exponent field") - if(spos >= mpos && spos < mpos + msize) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sign bit appears within mantissa field") - if((mpos < epos && mpos + msize > epos) || (epos < mpos && epos + esize > mpos)) - HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "exponent and mantissa fields overlap") + if (spos >= epos && spos < epos + esize) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sign bit appears within exponent field") + if (spos >= mpos && spos < mpos + msize) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "sign bit appears within mantissa field") + if ((mpos < epos && mpos + msize > epos) || (epos < mpos && epos + esize > mpos)) + HGOTO_ERROR(H5E_ARGS, H5E_BADVALUE, FAIL, "exponent and mantissa fields overlap") /* Commit */ - dt->shared->u.atomic.u.f.sign = spos; - dt->shared->u.atomic.u.f.epos = epos; - dt->shared->u.atomic.u.f.mpos = mpos; + dt->shared->u.atomic.u.f.sign = spos; + dt->shared->u.atomic.u.f.epos = epos; + dt->shared->u.atomic.u.f.mpos = mpos; dt->shared->u.atomic.u.f.esize = esize; dt->shared->u.atomic.u.f.msize = msize; @@ -170,7 +138,6 @@ done: FUNC_LEAVE_API(ret_value) } /* end H5Tset_fields() */ - /*------------------------------------------------------------------------- * Function: H5Tget_ebias * @@ -188,28 +155,27 @@ done: size_t H5Tget_ebias(hid_t type_id) { - H5T_t *dt; /* Datatype */ - size_t ret_value; /* Return value */ + H5T_t *dt; /* Datatype */ + size_t ret_value; /* Return value */ FUNC_ENTER_API(0) H5TRACE1("z", "i", type_id); /* Check args */ - if(NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, 0, "not a datatype") - while(dt->shared->parent) + if (NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, 0, "not a datatype") + while (dt->shared->parent) dt = dt->shared->parent; /*defer to parent*/ - if(H5T_FLOAT != dt->shared->type) - HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, 0, "operation not defined for datatype class") + if (H5T_FLOAT != dt->shared->type) + HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, 0, "operation not defined for datatype class") /* bias */ - H5_ASSIGN_OVERFLOW(ret_value, dt->shared->u.atomic.u.f.ebias, uint64_t, size_t); + H5_CHECKED_ASSIGN(ret_value, size_t, dt->shared->u.atomic.u.f.ebias, uint64_t); done: FUNC_LEAVE_API(ret_value) } /* end H5Tget_ebias() */ - /*------------------------------------------------------------------------- * Function: H5Tset_ebias * @@ -220,30 +186,26 @@ done: * 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 */ + 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) + 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") + 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; @@ -252,7 +214,6 @@ done: FUNC_LEAVE_API(ret_value) } /* end H5Tset_ebias() */ - /*------------------------------------------------------------------------- * Function: H5Tget_norm * @@ -271,19 +232,19 @@ done: H5T_norm_t H5Tget_norm(hid_t type_id) { - H5T_t *dt; /* Datatype */ - H5T_norm_t ret_value; /* Return value */ + H5T_t *dt; /* Datatype */ + H5T_norm_t ret_value; /* Return value */ FUNC_ENTER_API(H5T_NORM_ERROR) H5TRACE1("Tn", "i", type_id); /* Check args */ - if(NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5T_NORM_ERROR, "not a datatype") - while(dt->shared->parent) + if (NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5T_NORM_ERROR, "not a datatype") + while (dt->shared->parent) dt = dt->shared->parent; /*defer to parent*/ - if(H5T_FLOAT != dt->shared->type) - HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, H5T_NORM_ERROR, "operation not defined for datatype class") + if (H5T_FLOAT != dt->shared->type) + HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, H5T_NORM_ERROR, "operation not defined for datatype class") /* norm */ ret_value = dt->shared->u.atomic.u.f.norm; @@ -292,7 +253,6 @@ done: FUNC_LEAVE_API(ret_value) } /* end H5Tget_norm() */ - /*------------------------------------------------------------------------- * Function: H5Tset_norm * @@ -309,23 +269,23 @@ done: herr_t H5Tset_norm(hid_t type_id, H5T_norm_t norm) { - H5T_t *dt; /* Datatype */ - herr_t ret_value = SUCCEED; /* Return value */ + 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) + 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") + 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; @@ -334,7 +294,6 @@ done: FUNC_LEAVE_API(ret_value) } /* end H5Tset_norm() */ - /*------------------------------------------------------------------------- * Function: H5Tget_inpad * @@ -355,19 +314,19 @@ done: H5T_pad_t H5Tget_inpad(hid_t type_id) { - H5T_t *dt; /* Datatype */ - H5T_pad_t ret_value; /* Return value */ + H5T_t *dt; /* Datatype */ + H5T_pad_t ret_value; /* Return value */ FUNC_ENTER_API(H5T_PAD_ERROR) H5TRACE1("Tp", "i", type_id); /* Check args */ - if(NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) - HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5T_PAD_ERROR, "not a datatype") - while(dt->shared->parent) + if (NULL == (dt = (H5T_t *)H5I_object_verify(type_id, H5I_DATATYPE))) + HGOTO_ERROR(H5E_ARGS, H5E_BADTYPE, H5T_PAD_ERROR, "not a datatype") + while (dt->shared->parent) dt = dt->shared->parent; /*defer to parent*/ - if(H5T_FLOAT != dt->shared->type) - HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, H5T_PAD_ERROR, "operation not defined for datatype class") + if (H5T_FLOAT != dt->shared->type) + HGOTO_ERROR(H5E_DATATYPE, H5E_BADTYPE, H5T_PAD_ERROR, "operation not defined for datatype class") /* pad */ ret_value = dt->shared->u.atomic.u.f.pad; @@ -376,7 +335,6 @@ done: FUNC_LEAVE_API(ret_value) } /* end H5Tget_inpad() */ - /*------------------------------------------------------------------------- * Function: H5Tset_inpad * @@ -395,23 +353,23 @@ done: herr_t H5Tset_inpad(hid_t type_id, H5T_pad_t pad) { - H5T_t *dt; /* Datatype */ - herr_t ret_value = SUCCEED; /* Return value */ + 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) + 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") + 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; @@ -419,4 +377,3 @@ H5Tset_inpad(hid_t type_id, H5T_pad_t pad) done: FUNC_LEAVE_API(ret_value) } /* end H5Tset_inpad() */ - |