TREX/trexio
1
0
Fork 0
mirror of https://github.com/TREX-CoE/trexio.git synced 2024-12-25 13:53:55 +01:00
Code Issues Projects Releases Wiki Activity
90a5290d9b
trexio/templator_hdf5.html

1000 lines
51 KiB
HTML
Raw Blame History

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" lang="en" xml:lang="en">
<head>
<!-- 2021-11-18 Thu 15:47 -->
<meta http-equiv="Content-Type" content="text/html;charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1" />
<title>HDF5 back end</title>
<meta name="generator" content="Org mode" />
<meta name="author" content="TREX-CoE" />
<style type="text/css">
<!--/*--><![CDATA[/*><!--*/
.title { text-align: center;
margin-bottom: .2em; }
.subtitle { text-align: center;
font-size: medium;
font-weight: bold;
margin-top:0; }
.todo { font-family: monospace; color: red; }
.done { font-family: monospace; color: green; }
.priority { font-family: monospace; color: orange; }
.tag { background-color: #eee; font-family: monospace;
padding: 2px; font-size: 80%; font-weight: normal; }
.timestamp { color: #bebebe; }
.timestamp-kwd { color: #5f9ea0; }
.org-right { margin-left: auto; margin-right: 0px; text-align: right; }
.org-left { margin-left: 0px; margin-right: auto; text-align: left; }
.org-center { margin-left: auto; margin-right: auto; text-align: center; }
.underline { text-decoration: underline; }
#postamble p, #preamble p { font-size: 90%; margin: .2em; }
p.verse { margin-left: 3%; }
pre {
border: 1px solid #ccc;
box-shadow: 3px 3px 3px #eee;
padding: 8pt;
font-family: monospace;
overflow: auto;
margin: 1.2em;
}
pre.src {
position: relative;
overflow: visible;
padding-top: 1.2em;
}
pre.src:before {
display: none;
position: absolute;
background-color: white;
top: -10px;
right: 10px;
padding: 3px;
border: 1px solid black;
}
pre.src:hover:before { display: inline;}
/* Languages per Org manual */
pre.src-asymptote:before { content: 'Asymptote'; }
pre.src-awk:before { content: 'Awk'; }
pre.src-C:before { content: 'C'; }
/* pre.src-C++ doesn't work in CSS */
pre.src-clojure:before { content: 'Clojure'; }
pre.src-css:before { content: 'CSS'; }
pre.src-D:before { content: 'D'; }
pre.src-ditaa:before { content: 'ditaa'; }
pre.src-dot:before { content: 'Graphviz'; }
pre.src-calc:before { content: 'Emacs Calc'; }
pre.src-emacs-lisp:before { content: 'Emacs Lisp'; }
pre.src-fortran:before { content: 'Fortran'; }
pre.src-gnuplot:before { content: 'gnuplot'; }
pre.src-haskell:before { content: 'Haskell'; }
pre.src-hledger:before { content: 'hledger'; }
pre.src-java:before { content: 'Java'; }
pre.src-js:before { content: 'Javascript'; }
pre.src-latex:before { content: 'LaTeX'; }
pre.src-ledger:before { content: 'Ledger'; }
pre.src-lisp:before { content: 'Lisp'; }
pre.src-lilypond:before { content: 'Lilypond'; }
pre.src-lua:before { content: 'Lua'; }
pre.src-matlab:before { content: 'MATLAB'; }
pre.src-mscgen:before { content: 'Mscgen'; }
pre.src-ocaml:before { content: 'Objective Caml'; }
pre.src-octave:before { content: 'Octave'; }
pre.src-org:before { content: 'Org mode'; }
pre.src-oz:before { content: 'OZ'; }
pre.src-plantuml:before { content: 'Plantuml'; }
pre.src-processing:before { content: 'Processing.js'; }
pre.src-python:before { content: 'Python'; }
pre.src-R:before { content: 'R'; }
pre.src-ruby:before { content: 'Ruby'; }
pre.src-sass:before { content: 'Sass'; }
pre.src-scheme:before { content: 'Scheme'; }
pre.src-screen:before { content: 'Gnu Screen'; }
pre.src-sed:before { content: 'Sed'; }
pre.src-sh:before { content: 'shell'; }
pre.src-sql:before { content: 'SQL'; }
pre.src-sqlite:before { content: 'SQLite'; }
/* additional languages in org.el's org-babel-load-languages alist */
pre.src-forth:before { content: 'Forth'; }
pre.src-io:before { content: 'IO'; }
pre.src-J:before { content: 'J'; }
pre.src-makefile:before { content: 'Makefile'; }
pre.src-maxima:before { content: 'Maxima'; }
pre.src-perl:before { content: 'Perl'; }
pre.src-picolisp:before { content: 'Pico Lisp'; }
pre.src-scala:before { content: 'Scala'; }
pre.src-shell:before { content: 'Shell Script'; }
pre.src-ebnf2ps:before { content: 'ebfn2ps'; }
/* additional language identifiers per "defun org-babel-execute"
in ob-*.el */
pre.src-cpp:before { content: 'C++'; }
pre.src-abc:before { content: 'ABC'; }
pre.src-coq:before { content: 'Coq'; }
pre.src-groovy:before { content: 'Groovy'; }
/* additional language identifiers from org-babel-shell-names in
ob-shell.el: ob-shell is the only babel language using a lambda to put
the execution function name together. */
pre.src-bash:before { content: 'bash'; }
pre.src-csh:before { content: 'csh'; }
pre.src-ash:before { content: 'ash'; }
pre.src-dash:before { content: 'dash'; }
pre.src-ksh:before { content: 'ksh'; }
pre.src-mksh:before { content: 'mksh'; }
pre.src-posh:before { content: 'posh'; }
/* Additional Emacs modes also supported by the LaTeX listings package */
pre.src-ada:before { content: 'Ada'; }
pre.src-asm:before { content: 'Assembler'; }
pre.src-caml:before { content: 'Caml'; }
pre.src-delphi:before { content: 'Delphi'; }
pre.src-html:before { content: 'HTML'; }
pre.src-idl:before { content: 'IDL'; }
pre.src-mercury:before { content: 'Mercury'; }
pre.src-metapost:before { content: 'MetaPost'; }
pre.src-modula-2:before { content: 'Modula-2'; }
pre.src-pascal:before { content: 'Pascal'; }
pre.src-ps:before { content: 'PostScript'; }
pre.src-prolog:before { content: 'Prolog'; }
pre.src-simula:before { content: 'Simula'; }
pre.src-tcl:before { content: 'tcl'; }
pre.src-tex:before { content: 'TeX'; }
pre.src-plain-tex:before { content: 'Plain TeX'; }
pre.src-verilog:before { content: 'Verilog'; }
pre.src-vhdl:before { content: 'VHDL'; }
pre.src-xml:before { content: 'XML'; }
pre.src-nxml:before { content: 'XML'; }
/* add a generic configuration mode; LaTeX export needs an additional
(add-to-list 'org-latex-listings-langs '(conf " ")) in .emacs */
pre.src-conf:before { content: 'Configuration File'; }
table { border-collapse:collapse; }
caption.t-above { caption-side: top; }
caption.t-bottom { caption-side: bottom; }
td, th { vertical-align:top; }
th.org-right { text-align: center; }
th.org-left { text-align: center; }
th.org-center { text-align: center; }
td.org-right { text-align: right; }
td.org-left { text-align: left; }
td.org-center { text-align: center; }
dt { font-weight: bold; }
.footpara { display: inline; }
.footdef { margin-bottom: 1em; }
.figure { padding: 1em; }
.figure p { text-align: center; }
.inlinetask {
padding: 10px;
border: 2px solid gray;
margin: 10px;
background: #ffffcc;
}
#org-div-home-and-up
{ text-align: right; font-size: 70%; white-space: nowrap; }
textarea { overflow-x: auto; }
.linenr { font-size: smaller }
.code-highlighted { background-color: #ffff00; }
.org-info-js_info-navigation { border-style: none; }
#org-info-js_console-label
{ font-size: 10px; font-weight: bold; white-space: nowrap; }
.org-info-js_search-highlight
{ background-color: #ffff00; color: #000000; font-weight: bold; }
.org-svg { width: 90%; }
/*]]>*/-->
</style>
<link rel="stylesheet" title="Standard" href="trexio.css" type="text/css" />
<script type="text/javascript" src="org-info.js">
/**
*
* @source: org-info.js
*
* @licstart The following is the entire license notice for the
* JavaScript code in org-info.js.
*
* Copyright (C) 2012-2019 Free Software Foundation, Inc.
*
*
* The JavaScript code in this tag is free software: you can
* redistribute it and/or modify it under the terms of the GNU
* General Public License (GNU GPL) as published by the Free Software
* Foundation, either version 3 of the License, or (at your option)
* any later version. The code is distributed WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU GPL for more details.
*
* As additional permission under GNU GPL version 3 section 7, you
* may distribute non-source (e.g., minimized or compacted) forms of
* that code without the copy of the GNU GPL normally required by
* section 4, provided you include this license notice and a URL
* through which recipients can access the Corresponding Source.
*
* @licend The above is the entire license notice
* for the JavaScript code in org-info.js.
*
*/
</script>
<script type="text/javascript">
/*
@licstart The following is the entire license notice for the
JavaScript code in this tag.
Copyright (C) 2012-2019 Free Software Foundation, Inc.
The JavaScript code in this tag is free software: you can
redistribute it and/or modify it under the terms of the GNU
General Public License (GNU GPL) as published by the Free Software
Foundation, either version 3 of the License, or (at your option)
any later version. The code is distributed WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU GPL for more details.
As additional permission under GNU GPL version 3 section 7, you
may distribute non-source (e.g., minimized or compacted) forms of
that code without the copy of the GNU GPL normally required by
section 4, provided you include this license notice and a URL
through which recipients can access the Corresponding Source.
@licend The above is the entire license notice
for the JavaScript code in this tag.
*/
<!--/*--><![CDATA[/*><!--*/
org_html_manager.set("TOC_DEPTH", "4");
org_html_manager.set("LINK_HOME", "index.html");
org_html_manager.set("LINK_UP", "");
org_html_manager.set("LOCAL_TOC", "1");
org_html_manager.set("VIEW_BUTTONS", "0");
org_html_manager.set("MOUSE_HINT", "underline");
org_html_manager.set("FIXED_TOC", "0");
org_html_manager.set("TOC", "1");
org_html_manager.set("VIEW", "info");
org_html_manager.setup(); // activate after the parameters are set
/*]]>*///-->
</script>
<script type="text/javascript">
/*
@licstart The following is the entire license notice for the
JavaScript code in this tag.
Copyright (C) 2012-2019 Free Software Foundation, Inc.
The JavaScript code in this tag is free software: you can
redistribute it and/or modify it under the terms of the GNU
General Public License (GNU GPL) as published by the Free Software
Foundation, either version 3 of the License, or (at your option)
any later version. The code is distributed WITHOUT ANY WARRANTY;
without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU GPL for more details.
As additional permission under GNU GPL version 3 section 7, you
may distribute non-source (e.g., minimized or compacted) forms of
that code without the copy of the GNU GPL normally required by
section 4, provided you include this license notice and a URL
through which recipients can access the Corresponding Source.
@licend The above is the entire license notice
for the JavaScript code in this tag.
*/
<!--/*--><![CDATA[/*><!--*/
function CodeHighlightOn(elem, id)
{
var target = document.getElementById(id);
if(null != target) {
elem.cacheClassElem = elem.className;
elem.cacheClassTarget = target.className;
target.className = "code-highlighted";
elem.className = "code-highlighted";
}
}
function CodeHighlightOff(elem, id)
{
var target = document.getElementById(id);
if(elem.cacheClassElem)
elem.className = elem.cacheClassElem;
if(elem.cacheClassTarget)
target.className = elem.cacheClassTarget;
}
/*]]>*///-->
</script>
</head>
<body>
<div id="org-div-home-and-up">
<a accesskey="h" href=""> UP </a>
|
<a accesskey="H" href="index.html"> HOME </a>
</div><div id="content">
<h1 class="title">HDF5 back end</h1>
<div id="table-of-contents">
<h2>Table of Contents</h2>
<div id="text-table-of-contents">
<ul>
<li><a href="#orgac0a5ea">1. HDF5 back end</a>
<ul>
<li><a href="#org67d6baf">1.1. Template for HDF5 definitions</a></li>
<li><a href="#org99b28a3">1.2. Template for HDF5 structures</a></li>
<li><a href="#org7321283">1.3. Template for HDF5 init/deinit</a></li>
<li><a href="#orgf63bcc4">1.4. Template for HDF5 has/read/write the numerical attribute</a></li>
<li><a href="#orgf2f6f81">1.5. Template for HDF5 has/read/write the dataset of numerical data</a></li>
<li><a href="#orgdf7b795">1.6. Template for HDF5 has/read/write the dataset of strings</a></li>
<li><a href="#org1216a25">1.7. Template for HDF5 has/read/write the string attribute</a></li>
</ul>
</li>
</ul>
</div>
</div>
<div id="outline-container-orgac0a5ea" class="outline-2">
<h2 id="orgac0a5ea"><span class="section-number-2">1</span> HDF5 back end</h2>
<div class="outline-text-2" id="text-1">
</div>
<div id="outline-container-org67d6baf" class="outline-3">
<h3 id="org67d6baf"><span class="section-number-3">1.1</span> Template for HDF5 definitions</h3>
<div class="outline-text-3" id="text-1-1">
<div class="org-src-container">
<pre class="src src-c"><span style="color: #483d8b;">#define</span> $GROUP$_GROUP_NAME <span style="color: #8b2252;">"$group$"</span>
<span style="color: #483d8b;">#define</span> $GROUP_NUM$_NAME <span style="color: #8b2252;">"$group_num$"</span>
<span style="color: #483d8b;">#define</span> $GROUP_DSET$_NAME <span style="color: #8b2252;">"$group_dset$"</span>
<span style="color: #483d8b;">#define</span> $GROUP_STR$_NAME <span style="color: #8b2252;">"$group_str$"</span>
</pre>
</div>
</div>
</div>
<div id="outline-container-org99b28a3" class="outline-3">
<h3 id="org99b28a3"><span class="section-number-3">1.2</span> Template for HDF5 structures</h3>
<div class="outline-text-3" id="text-1-2">
<div class="org-src-container">
<pre class="src src-c"><span style="color: #a020f0;">typedef</span> <span style="color: #a020f0;">struct</span> <span style="color: #228b22;">trexio_hdf5_s</span> {
<span style="color: #228b22;">trexio_t</span> <span style="color: #a0522d;">parent</span> ;
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">file_id</span>;
hid_t $group$_group;
} <span style="color: #228b22;">trexio_hdf5_t</span>;
</pre>
</div>
</div>
</div>
<div id="outline-container-org7321283" class="outline-3">
<h3 id="org7321283"><span class="section-number-3">1.3</span> Template for HDF5 init/deinit</h3>
<div class="outline-text-3" id="text-1-3">
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_init</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>)
{
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
/* <span style="color: #b22222;">If file doesn't exist, create it </span>*/
<span style="color: #228b22;">int</span> <span style="color: #a0522d;">f_exists</span> = 0;
<span style="color: #a020f0;">struct</span> <span style="color: #228b22;">stat</span> <span style="color: #a0522d;">st</span>;
<span style="color: #a020f0;">if</span> (stat(file-&gt;file_name, &amp;st) == 0) f_exists = 1;
<span style="color: #a020f0;">if</span> (f_exists == 1) {
<span style="color: #a020f0;">switch</span> (file-&gt;mode) {
<span style="color: #a020f0;">case</span> <span style="color: #8b2252;">'r'</span>:
// <span style="color: #b22222;">reading the existing file -&gt; open as RDONLY</span>
f-&gt;file_id = H5Fopen(file-&gt;file_name, H5F_ACC_RDONLY, H5P_DEFAULT);
<span style="color: #a020f0;">break</span>;
<span style="color: #a020f0;">case</span> <span style="color: #8b2252;">'w'</span>:
// <span style="color: #b22222;">writing the existing file -&gt; open as RDWRITE</span>
f-&gt;file_id = H5Fopen(file-&gt;file_name, H5F_ACC_RDWR, H5P_DEFAULT);
<span style="color: #a020f0;">break</span>;
}
} <span style="color: #a020f0;">else</span> {
<span style="color: #a020f0;">switch</span> (file-&gt;mode) {
<span style="color: #a020f0;">case</span> <span style="color: #8b2252;">'r'</span>:
// <span style="color: #b22222;">reading non-existing file -&gt; error</span>
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
<span style="color: #a020f0;">case</span> <span style="color: #8b2252;">'w'</span>:
// <span style="color: #b22222;">writing non-existing file -&gt; create it</span>
f-&gt;file_id = H5Fcreate(file-&gt;file_name, H5F_ACC_EXCL, H5P_DEFAULT, H5P_DEFAULT);
<span style="color: #a020f0;">break</span>;
}
}
/* <span style="color: #b22222;">Create or open groups in the hdf5 file assuming that they exist if file exists </span>*/
<span style="color: #a020f0;">switch</span> (file-&gt;mode) {
<span style="color: #a020f0;">case</span> <span style="color: #8b2252;">'r'</span>:
f-&gt;$group$_group = H5Gopen(f-&gt;file_id, $GROUP$_GROUP_NAME, H5P_DEFAULT);
<span style="color: #a020f0;">break</span>;
<span style="color: #a020f0;">case</span> <span style="color: #8b2252;">'w'</span>:
<span style="color: #a020f0;">if</span> (f_exists == 1) {
f-&gt;$group$_group = H5Gopen(f-&gt;file_id, $GROUP$_GROUP_NAME, H5P_DEFAULT);
} <span style="color: #a020f0;">else</span> {
f-&gt;$group$_group = H5Gcreate(f-&gt;file_id, $GROUP$_GROUP_NAME, H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
}
<span style="color: #a020f0;">break</span>;
}
<span style="color: #a020f0;">if</span> (f-&gt;$group$_group &lt;= 0L) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
<span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_deinit</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>)
{
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
H5Gclose(f-&gt;$group$_group);
f-&gt;$group$_group = 0;
H5Fclose(f-&gt;file_id);
f-&gt;file_id = 0;
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
</div>
</div>
<div id="outline-container-orgf63bcc4" class="outline-3">
<h3 id="orgf63bcc4"><span class="section-number-3">1.4</span> Template for HDF5 has/read/write the numerical attribute</h3>
<div class="outline-text-3" id="text-1-4">
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_read_$group_num$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, $group_num_dtype_double$* <span style="color: #a020f0;">const</span> num)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">if</span> (num == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_2;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>*) file;
/* <span style="color: #b22222;">Quit if the dimensioning attribute is missing in the file </span>*/
<span style="color: #a020f0;">if</span> (H5Aexists(f-&gt;$group$_group, $GROUP_NUM$_NAME) == 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
/* <span style="color: #b22222;">Read the $group_num$ attribute of $group$ group </span>*/
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">num_id</span> = H5Aopen(f-&gt;$group$_group, $GROUP_NUM$_NAME, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (num_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span> = H5Aread(num_id, H5T_$GROUP_NUM_H5_DTYPE$, num);
H5Aclose(num_id);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_write_$group_num$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, <span style="color: #a020f0;">const</span> $group_num_dtype_double$ num)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
/* <span style="color: #b22222;">Write the dimensioning variables </span>*/
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dtype</span> = H5Tcopy(H5T_$GROUP_NUM_H5_DTYPE$);
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dspace</span> = H5Screate(H5S_SCALAR);
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">num_id</span> = H5Acreate(f-&gt;$group$_group, $GROUP_NUM$_NAME,
dtype, dspace, H5P_DEFAULT, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (num_id &lt;= 0) {
H5Sclose(dspace);
H5Tclose(dtype);
<span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
}
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span> = H5Awrite(num_id, dtype, &amp;(num));
<span style="color: #a020f0;">if</span> (status &lt; 0) {
H5Aclose(num_id);
H5Sclose(dspace);
H5Tclose(dtype);
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
H5Sclose(dspace);
H5Aclose(num_id);
H5Tclose(dtype);
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_has_$group_num$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>*) file;
<span style="color: #228b22;">htri_t</span> <span style="color: #a0522d;">status</span> = H5Aexists(f-&gt;$group$_group, $GROUP_NUM$_NAME);
/* <span style="color: #b22222;">H5Aexists returns positive value if attribute exists, 0 if does not, negative if error </span>*/
<span style="color: #a020f0;">if</span> (status &gt; 0){
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
} <span style="color: #a020f0;">else</span> <span style="color: #a020f0;">if</span> (status == 0) {
<span style="color: #a020f0;">return</span> TREXIO_HAS_NOT;
} <span style="color: #a020f0;">else</span> {
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
}
</pre>
</div>
</div>
</div>
<div id="outline-container-orgf2f6f81" class="outline-3">
<h3 id="orgf2f6f81"><span class="section-number-3">1.5</span> Template for HDF5 has/read/write the dataset of numerical data</h3>
<div class="outline-text-3" id="text-1-5">
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_read_$group_dset$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, $group_dset_dtype$* <span style="color: #a020f0;">const</span> $group_dset$, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint32_t</span> <span style="color: #a0522d;">rank</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint64_t</span>* <span style="color: #a0522d;">dims</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">if</span> ($group_dset$ == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_2;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>*) file;
// <span style="color: #b22222;">open the dataset to get its dimensions</span>
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dset_id</span> = H5Dopen(f-&gt;$group$_group, $GROUP_DSET$_NAME, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (dset_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
// <span style="color: #b22222;">allocate space for the dimensions to be read</span>
<span style="color: #228b22;">hsize_t</span>* <span style="color: #a0522d;">ddims</span> = CALLOC( (<span style="color: #228b22;">int</span>) rank, hsize_t);
<span style="color: #a020f0;">if</span> (ddims == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
// <span style="color: #b22222;">get the dataspace of the dataset</span>
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dspace_id</span> = H5Dget_space(dset_id);
// <span style="color: #b22222;">get the rank and dimensions of the dataset</span>
<span style="color: #228b22;">int</span> <span style="color: #a0522d;">rrank</span> = H5Sget_simple_extent_dims(dspace_id, ddims, <span style="color: #008b8b;">NULL</span>);
// <span style="color: #b22222;">check that dimensions are consistent</span>
<span style="color: #a020f0;">if</span> (rrank != (<span style="color: #228b22;">int</span>) rank) {
FREE(ddims);
H5Sclose(dspace_id);
H5Dclose(dset_id);
<span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_3;
}
<span style="color: #a020f0;">for</span> (<span style="color: #228b22;">uint32_t</span> <span style="color: #a0522d;">i</span>=0; i&lt;rank; ++i){
<span style="color: #a020f0;">if</span> (ddims[i] != dims[i]) {
FREE(ddims);
H5Sclose(dspace_id);
H5Dclose(dset_id);
<span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_4;
}
}
FREE(ddims);
H5Sclose(dspace_id);
H5Dclose(dset_id);
/* <span style="color: #b22222;">High-level H5LT API. No need to deal with dataspaces and datatypes </span>*/
<span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span> = H5LTread_dataset(f-&gt;$group$_group,
$GROUP_DSET$_NAME,
H5T_$GROUP_DSET_H5_DTYPE$,
$group_dset$);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_write_$group_dset$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, <span style="color: #a020f0;">const</span> $group_dset_dtype$* $group_dset$, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint32_t</span> <span style="color: #a0522d;">rank</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint64_t</span>* <span style="color: #a0522d;">dims</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">if</span> ($group_dset$ == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_2;
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
<span style="color: #a020f0;">if</span> ( H5LTfind_dataset(f-&gt;$group$_group, $GROUP_DSET$_NAME) != 1 ) {
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span> = H5LTmake_dataset(f-&gt;$group$_group,
$GROUP_DSET$_NAME,
(<span style="color: #228b22;">int</span>) rank, (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hsize_t</span>*) dims,
H5T_$GROUP_DSET_H5_DTYPE$,
$group_dset$);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
} <span style="color: #a020f0;">else</span> {
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dset_id</span> = H5Dopen(f-&gt;$group$_group, $GROUP_DSET$_NAME, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (dset_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span> = H5Dwrite(dset_id,
H5T_$GROUP_DSET_H5_DTYPE$,
H5S_ALL, H5S_ALL, H5P_DEFAULT,
$group_dset$);
H5Dclose(dset_id);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_has_$group_dset$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
<span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span> = H5LTfind_dataset(f-&gt;$group$_group, $GROUP_DSET$_NAME);
/* <span style="color: #b22222;">H5LTfind_dataset returns 1 if dataset exists, 0 otherwise </span>*/
<span style="color: #a020f0;">if</span> (status == 1){
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
} <span style="color: #a020f0;">else</span> <span style="color: #a020f0;">if</span> (status == 0) {
<span style="color: #a020f0;">return</span> TREXIO_HAS_NOT;
} <span style="color: #a020f0;">else</span> {
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
}
</pre>
</div>
</div>
</div>
<div id="outline-container-orgdf7b795" class="outline-3">
<h3 id="orgdf7b795"><span class="section-number-3">1.6</span> Template for HDF5 has/read/write the dataset of strings</h3>
<div class="outline-text-3" id="text-1-6">
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_read_$group_dset$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, <span style="color: #228b22;">char</span>* <span style="color: #a020f0;">const</span> $group_dset$, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint32_t</span> <span style="color: #a0522d;">rank</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint64_t</span>* <span style="color: #a0522d;">dims</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint32_t</span> <span style="color: #a0522d;">max_str_len</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">if</span> ($group_dset$ == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_2;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>*) file;
<span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span>;
// <span style="color: #b22222;">open the dataset to get its dimensions</span>
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dset_id</span> = H5Dopen(f-&gt;$group$_group, $GROUP_DSET$_NAME, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (dset_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
// <span style="color: #b22222;">allocate space for the dimensions to be read</span>
<span style="color: #228b22;">hsize_t</span>* <span style="color: #a0522d;">ddims</span> = CALLOC( (<span style="color: #228b22;">int</span>) rank, hsize_t);
<span style="color: #a020f0;">if</span> (ddims == <span style="color: #008b8b;">NULL</span>) {
H5Dclose(dset_id);
<span style="color: #a020f0;">return</span> TREXIO_ALLOCATION_FAILED;
}
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dspace</span> = H5Dget_space(dset_id);
<span style="color: #a020f0;">if</span> (dset_id &lt;= 0) {
FREE(ddims);
H5Dclose(dset_id);
<span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
}
// <span style="color: #b22222;">get the rank of the dataset in a file</span>
<span style="color: #228b22;">int</span> <span style="color: #a0522d;">rrank</span> = H5Sget_simple_extent_dims(dspace, ddims, <span style="color: #008b8b;">NULL</span>);
<span style="color: #a020f0;">if</span> (rrank != (<span style="color: #228b22;">int</span>) rank) {
FREE(ddims);
H5Dclose(dset_id);
H5Sclose(dspace);
<span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_3;
}
<span style="color: #a020f0;">for</span> (<span style="color: #228b22;">int</span> <span style="color: #a0522d;">i</span>=0; i&lt;rrank; i++) {
<span style="color: #a020f0;">if</span> (ddims[i] != dims[i]) {
H5Dclose(dset_id);
H5Sclose(dspace);
FREE(ddims);
<span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_4;
}
}
FREE(ddims);
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">memtype</span> = H5Tcopy (H5T_C_S1);
status = H5Tset_size(memtype, H5T_VARIABLE);
<span style="color: #a020f0;">if</span> (status &lt; 0 || memtype &lt;= 0) {
H5Dclose(dset_id);
H5Sclose(dspace);
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
<span style="color: #228b22;">char</span>** <span style="color: #a0522d;">rdata</span> = CALLOC(dims[0], <span style="color: #228b22;">char</span>*);
<span style="color: #a020f0;">if</span> (rdata == <span style="color: #008b8b;">NULL</span>) {
H5Dclose(dset_id);
H5Sclose(dspace);
H5Tclose(memtype);
<span style="color: #a020f0;">return</span> TREXIO_ALLOCATION_FAILED;
}
status = H5Dread(dset_id, memtype, H5S_ALL, H5S_ALL, H5P_DEFAULT, rdata);
<span style="color: #a020f0;">if</span> (status &lt; 0) {
FREE(rdata);
H5Dclose(dset_id);
H5Sclose(dspace);
H5Tclose(memtype);
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
// <span style="color: #b22222;">copy contents of temporary rdata buffer into the group_dset otherwise they are lost</span>
// <span style="color: #b22222;">after calling H5Treclaim or H5Dvlen_reclaim functions</span>
strcpy($group_dset$, <span style="color: #8b2252;">""</span>);
<span style="color: #a020f0;">for</span> (<span style="color: #228b22;">uint64_t</span> <span style="color: #a0522d;">i</span>=0; i&lt;dims[0]; i++) {
strncat($group_dset$, rdata[i], max_str_len);
strcat($group_dset$, TREXIO_DELIM);
}
// <span style="color: #b22222;">H5Dvlen_reclaim is deprecated and replaced by H5Treclaim in HDF5 v.1.12.0</span>
<span style="color: #483d8b;"> #if</span> (H5_VERS_MAJOR &lt;= 1 &amp;&amp; H5_VERS_MINOR &lt; 12)
status = H5Dvlen_reclaim(memtype, dspace, H5P_DEFAULT, rdata);
<span style="color: #483d8b;"> #else</span>
status = H5Treclaim(memtype, dspace, H5P_DEFAULT, rdata);
<span style="color: #483d8b;"> #endif</span>
<span style="color: #a020f0;">if</span> (status &lt; 0) {
FREE(rdata);
H5Dclose(dset_id);
H5Sclose(dspace);
H5Tclose(memtype);
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
FREE(rdata);
H5Dclose(dset_id);
H5Sclose(dspace);
H5Tclose(memtype);
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_write_$group_dset$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">char</span>** $group_dset$, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint32_t</span> <span style="color: #a0522d;">rank</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint64_t</span>* <span style="color: #a0522d;">dims</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">if</span> ($group_dset$ == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_2;
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
<span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span>;
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dset_id</span>;
/* <span style="color: #b22222;">we are going to write variable-length strings </span>*/
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">memtype</span> = H5Tcopy (H5T_C_S1);
<span style="color: #a020f0;">if</span> (memtype &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
status = H5Tset_size (memtype, H5T_VARIABLE);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
<span style="color: #a020f0;">if</span> ( H5LTfind_dataset(f-&gt;$group$_group, $GROUP_DSET$_NAME) != 1 ) {
/* <span style="color: #b22222;">code to create dataset </span>*/
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">filetype</span> = H5Tcopy (H5T_FORTRAN_S1);
<span style="color: #a020f0;">if</span> (filetype &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
status = H5Tset_size (filetype, H5T_VARIABLE);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
<span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dspace</span> = H5Screate_simple( (<span style="color: #228b22;">int</span>) rank, (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hsize_t</span>*) dims, <span style="color: #008b8b;">NULL</span>);
<span style="color: #a020f0;">if</span> (dspace &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
dset_id = H5Dcreate (f-&gt;$group$_group, $GROUP_DSET$_NAME, filetype, dspace,
H5P_DEFAULT, H5P_DEFAULT, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (dset_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
status = H5Dwrite (dset_id, memtype,
H5S_ALL, H5S_ALL, H5P_DEFAULT,
$group_dset$);
H5Dclose (dset_id);
H5Sclose (dspace);
H5Tclose (filetype);
H5Tclose (memtype);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
} <span style="color: #a020f0;">else</span> {
dset_id = H5Dopen(f-&gt;$group$_group, $GROUP_DSET$_NAME, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (dset_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
/* <span style="color: #b22222;">code to write dataset </span>*/
status = H5Dwrite(dset_id, memtype,
H5S_ALL, H5S_ALL, H5P_DEFAULT,
$group_dset$);
H5Dclose(dset_id);
H5Tclose(memtype);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_has_$group_dset$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
<span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span> = H5LTfind_dataset(f-&gt;$group$_group, $GROUP_DSET$_NAME);
/* <span style="color: #b22222;">H5LTfind_dataset returns 1 if dataset exists, 0 otherwise </span>*/
<span style="color: #a020f0;">if</span> (status == 1){
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
} <span style="color: #a020f0;">else</span> <span style="color: #a020f0;">if</span> (status == 0) {
<span style="color: #a020f0;">return</span> TREXIO_HAS_NOT;
} <span style="color: #a020f0;">else</span> {
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
}
</pre>
</div>
</div>
</div>
<div id="outline-container-org1216a25" class="outline-3">
<h3 id="org1216a25"><span class="section-number-3">1.7</span> Template for HDF5 has/read/write the string attribute</h3>
<div class="outline-text-3" id="text-1-7">
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_read_$group_str$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, <span style="color: #228b22;">char</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">str</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">uint32_t</span> <span style="color: #a0522d;">max_str_len</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">if</span> (str == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_2;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>*) file;
/* <span style="color: #b22222;">Quit if the string attribute is missing in the file </span>*/
<span style="color: #a020f0;">if</span> (H5Aexists(f-&gt;$group$_group, $GROUP_STR$_NAME) == 0) <span style="color: #a020f0;">return</span> TREXIO_HAS_NOT;
/* <span style="color: #b22222;">Read the $group_str$ attribute of $group$ group </span>*/
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">str_id</span> = H5Aopen(f-&gt;$group$_group, $GROUP_STR$_NAME, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (str_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">ftype_id</span> = H5Aget_type(str_id);
<span style="color: #a020f0;">if</span> (ftype_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
<span style="color: #228b22;">uint64_t</span> <span style="color: #a0522d;">sdim</span> = H5Tget_size(ftype_id);
<span style="color: #a020f0;">if</span> (sdim &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
sdim++; /* <span style="color: #b22222;">Make room for null terminator </span>*/
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">mem_id</span> = H5Tcopy(H5T_C_S1);
<span style="color: #a020f0;">if</span> (mem_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
<span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span>;
status = (max_str_len+1) &gt; sdim ? H5Tset_size(mem_id, sdim) : H5Tset_size(mem_id, max_str_len+1) ;
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
status = H5Aread(str_id, mem_id, str);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
H5Aclose(str_id);
H5Tclose(mem_id);
H5Tclose(ftype_id);
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_write_$group_str$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>, <span style="color: #a020f0;">const</span> <span style="color: #228b22;">char</span>* <span style="color: #a0522d;">str</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">if</span> (str == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_2;
<span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">f</span> = (<span style="color: #228b22;">trexio_hdf5_t</span>*) file;
/* <span style="color: #b22222;">Setup the dataspace </span>*/
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dtype_id</span> = H5Tcopy(H5T_C_S1);
<span style="color: #a020f0;">if</span> (dtype_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
<span style="color: #228b22;">size_t</span> <span style="color: #a0522d;">str_attr_len</span> = strlen(str) + 1;
<span style="color: #228b22;">herr_t</span> <span style="color: #a0522d;">status</span>;
status = H5Tset_size(dtype_id, str_attr_len);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
status = H5Tset_strpad(dtype_id, H5T_STR_NULLTERM);
<span style="color: #a020f0;">if</span> (status &lt; 0) <span style="color: #a020f0;">return</span> TREXIO_FAILURE;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">dspace_id</span> = H5Screate(H5S_SCALAR);
<span style="color: #a020f0;">if</span> (dspace_id &lt;= 0) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
/* <span style="color: #b22222;">Create the $group_str$ attribute of $group$ group </span>*/
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">hid_t</span> <span style="color: #a0522d;">str_id</span> = H5Acreate(f-&gt;$group$_group, $GROUP_STR$_NAME, dtype_id, dspace_id,
H5P_DEFAULT, H5P_DEFAULT);
<span style="color: #a020f0;">if</span> (str_id &lt;= 0) {
H5Sclose(dspace_id);
H5Tclose(dtype_id);
<span style="color: #a020f0;">return</span> TREXIO_INVALID_ID;
}
status = H5Awrite(str_id, dtype_id, str);
<span style="color: #a020f0;">if</span> (status &lt; 0) {
H5Aclose(str_id);
H5Sclose(dspace_id);
H5Tclose(dtype_id);
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
H5Aclose(str_id);
H5Sclose(dspace_id);
H5Tclose(dtype_id);
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
}
</pre>
</div>
<div class="org-src-container">
<pre class="src src-c"><span style="color: #228b22;">trexio_exit_code</span>
<span style="color: #0000ff;">trexio_hdf5_has_$group_str$</span> (<span style="color: #228b22;">trexio_t</span>* <span style="color: #a020f0;">const</span> <span style="color: #a0522d;">file</span>)
{
<span style="color: #a020f0;">if</span> (file == <span style="color: #008b8b;">NULL</span>) <span style="color: #a020f0;">return</span> TREXIO_INVALID_ARG_1;
<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>* <span style="color: #a0522d;">f</span> = (<span style="color: #a020f0;">const</span> <span style="color: #228b22;">trexio_hdf5_t</span>*) file;
<span style="color: #228b22;">htri_t</span> <span style="color: #a0522d;">status</span> = H5Aexists(f-&gt;$group$_group, $GROUP_STR$_NAME);
/* <span style="color: #b22222;">H5Aexists returns positive value if attribute exists, 0 if does not, negative if error </span>*/
<span style="color: #a020f0;">if</span> (status &gt; 0){
<span style="color: #a020f0;">return</span> TREXIO_SUCCESS;
} <span style="color: #a020f0;">else</span> <span style="color: #a020f0;">if</span> (status == 0) {
<span style="color: #a020f0;">return</span> TREXIO_HAS_NOT;
} <span style="color: #a020f0;">else</span> {
<span style="color: #a020f0;">return</span> TREXIO_FAILURE;
}
}
</pre>
</div>
</div>
</div>
</div>
</div>
<div id="postamble" class="status">
<p class="author">Author: TREX-CoE</p>
<p class="date">Created: 2021-11-18 Thu 15:47</p>
<p class="validation"><a href="http://validator.w3.org/check?uri=referer">Validate</a></p>
</div>
</body>
</html>
Reference in New Issue View Git Blame Copy Permalink