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Matthieu Lemerre
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Add landing page
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‎assets/codexoutputs/abs.c

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/* dune exec frama-c -- -codex -machdep x86_32 abs.c -codex-html-dump output.html -codex-type-file test.types -codex-overflow-alarms -main abs && cat test.dump */
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/* dune exec frama-c -- -codex -machdep x86_32 -codex-print -codex-no-print-value -ulevel -1 abs.c -main abs -codex-exp-dump test.dump -codex-html-dump output.html -codex-type-file test.types -codex-overflow-alarms */
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int abs(int x){
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int res;
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if(x < 0)
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res = -x;
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else
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res = x;
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return res;
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}

‎assets/codexoutputs/abs.notypes.html

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<!DOCTYPE HTML>
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<html lang="en">
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<head>
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<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.12.4/jquery.min.js"></script>
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<script type='text/javascript'>
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clicked = [];
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$(document).ready(function () {
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$(".expnest").mouseup(function () {
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$(this).css({"background-color": $(this).css("background-color"), "color": "black"});
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$("#eidinfo" + $(this).attr("data-eid")).show();
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clicked.push($(this));
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});
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$(".expnest").hover(
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function () {
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if (clicked.length == 0) {
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$(this).css({"background-color": $(this).css("background-color"), "color": "black"});
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$("#eidinfo" + $(this).attr("data-eid")).show();
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}
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},
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function () {
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if (clicked.length == 0) {
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$(this).removeAttr('style');
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$("#eidinfo" + $(this).attr("data-eid")).hide();
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}
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});
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$(".code-container").mousedown(function (e) {
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if ((e.offsetX <= e.target.clientWidth && e.offsetY <= e.target.clientHeight) ||
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(e.target.clientWidth == 0 && e.target.clientHeight == 0)) {
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clicked.forEach(c => {c.removeAttr('style'); $("#eidinfo" + c.attr("data-eid")).hide();});
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clicked = [];
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}
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});
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});
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</script>
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<style>
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.def {
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display: none;
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}
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.expnest:hover+.expinfo>.def {
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display: inline-block;
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}
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.expinfo {
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border: 1px solid black;
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border-radius: 12px;
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}
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.expinfo>.eidinfo {
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display: none;
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}
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.expnest0:hover {
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background-color: #DDFFD6;
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color: #000000;
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}
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.expnest1:hover {
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background-color: #FFC2C2;
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color: #000000;
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}
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.expnest2:hover {
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background-color: #ADF8FF;
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color: #000000;
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}
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.expnest3:hover {
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background-color: #FEFFD6;
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color: #000000;
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}
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.expnest4:hover {
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background-color: #DCD6FF;
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color: #000000;
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}
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.expnest5:hover {
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background-color: #FFE3C2;
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color: #000000;
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}
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.expnest6:hover {
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background-color: #C2D9FF;
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color: #000000;
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}
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.expnest7:hover {
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background-color: #F9C8E0;
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color: #000000;
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}
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.expnest8:hover {
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background-color: #DCD6FF;
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color: #000000;
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}
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.expnest9:hover {
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background-color: #BDB2FF;
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color: #000000;
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}
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.expnest10:hover {
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background-color: #FFECD6;
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color: #000000;
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}
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.expnest11:hover {
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background-color: #FFD6A5;
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color: #000000;
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}
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.expnest12:hover {
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background-color: #D6E6FF;
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color: #000000;
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}
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.expnest13:hover {
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background-color: #A0C4FF;
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color: #000000;
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}
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.expnest14:hover {
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background-color: #FBDAEB;
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color: #000000;
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}
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.expnest15:hover {
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background-color: #F7B6D7;
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color: #000000;
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}
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.expnest0 {
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background-color: #f0f0f0;
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}
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.font-expnest0 {
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background-color: #DDFFD6;
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}
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.font-expnest1 {
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background-color: #FFC2C2;
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}
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.font-expnest2 {
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background-color: #ADF8FF;
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}
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.font-expnest3 {
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background-color: #FEFFD6;
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}
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.font-expnest4 {
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background-color: #DCD6FF;
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}
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.font-expnest5 {
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background-color: #FFE3C2;
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}
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.font-expnest6 {
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background-color: #C2D9FF;
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}
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.font-expnest7 {
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background-color: #F9C8E0;
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}
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.font-expnest8 {
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background-color: #DCD6FF;
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}
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.font-expnest9 {
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background-color: #BDB2FF;
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}
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.font-expnest10 {
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background-color: #FFECD6;
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}
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.font-expnest11 {
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background-color: #FFD6A5;
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}
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.font-expnest12 {
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background-color: #D6E6FF;
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}
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.font-expnest13 {
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background-color: #A0C4FF;
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}
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.font-expnest14 {
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background-color: #FBDAEB;
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}
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.font-expnest15 {
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background-color: #F7B6D7;
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}
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body {
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/* background-color: #001B2E; */
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}
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.code-container {
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font-family: monospace;
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font-size: 14px;
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line-height: 1.5;
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color: /* #FFF8EB; */ #000000;
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overflow: auto;
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height: 92vh;
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}
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.expinfo {
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/* background-color: #ADB6C4; */
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background-color: #eeeeee;
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padding: 10px;
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font-family: sans;
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font-size: 14px;
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line-height: 1.5;
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color: #000;
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}
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.column {
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float: left;
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overflow: auto;
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}
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.row:after {
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content: "";
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display: table;
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clear: both;
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}
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/* Syntax highlighting for C keywords */
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.code-container .keyword {
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color: #800080 /* 579dd6;
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font-weight: bold; */
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}
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.code-container .type {
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color: #228b22;
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}
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.code-container .vardecl {
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color: #a0522d;
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}
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/* Syntax highlighting for C comments */
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.code-container .comment {
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color: #6a9955;
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/* green */
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font-style: italic;
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}
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/* Syntax highlighting for C strings */
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.code-container .string {
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color: #ce9079;
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/* red */
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}
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/* Syntax highlighting for C numbers */
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.code-container .number {
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color: #b5cea8;
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/* orange */
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}
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/* Syntax highlighting for C preprocessor directives */
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.code-container .preprocessor {
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color: #c586c0;
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/* gray */
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}
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/* Syntax highlighting for C functions */
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.code-container .function-name {
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color: #0000ff;
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}
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.scrollbar::-webkit-scrollbar-track
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{
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border: 1px solid black;
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background-color: #FFF8EB;
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}
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.scrollbar::-webkit-scrollbar
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{
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width: 10px;
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}
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.scrollbar::-webkit-scrollbar-thumb
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{
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background-color: #ADB6C4;
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}
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</style>
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<meta http-equiv="content-type" content="text/html; charset=utf-8">
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<title>Frama-C/Codex Analysis results</title>
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</head>
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<body>
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<div class="row">
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<pre class="scrollbar column code-container" style="width: 45%; margin: 0px;">
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<a name="vi-global-abs"></a><span class="type"><span class="type"><span class="type">int</span> <span class="vardecl"><span class="vardecl"><a data-eid="0" href="#vi-global-abs" class="expnest expnest0 function-name">abs</a></span>(<span class="type"><span class="type">int</span> <span class="vardecl">x</span></span>)</span></span></span>
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{
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<span class="type"><span class="type">int</span> <span class="vardecl">res</span></span>;
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<span class="keyword">if</span> (<span data-eid="1" class="expnest expnest0"><span data-eid="2" class="expnest expnest1"><span data-eid="3" class="expnest expnest1">x</span></span> &lt; <span data-eid="4" class="expnest expnest1">0</span></span>) <span class="statement"><span data-eid="5" class="expnest expnest0">res</span> = <span data-eid="6" class="expnest expnest0">- <span data-eid="7" class="expnest expnest1"><span data-eid="8" class="expnest expnest1">x</span></span></span>;</span> <span class="keyword">else</span> <span class="statement"><span data-eid="9" class="expnest expnest0">res</span> = <span data-eid="10" class="expnest expnest0"><span data-eid="11" class="expnest expnest0">x</span></span>;</span>
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<span class="keyword">return</span> <span data-eid="12" class="expnest expnest0"><span data-eid="13" class="expnest expnest0">res</span></span>;
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}
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</pre><div class="column expinfo" style="height: 92vh; width: 54%; padding: 0px;"><div class="scrollbar" style="padding: 10px; font-family: sans; background-color: #8C96A7; color: black; min-height: 5vh; max-height: 20vh; overflow: auto;">
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<div style="font-variant: small-caps">Unproved alarms:</div>
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<div style="font-family: monospace">abs.c:6: Signed_overflow(- x <=
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2147483647) {true;false}</div>
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<div style="font-variant: small-caps">Proved 1/2 alarms</div></div>
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<hr style="border: 1px solid black; margin: 0px;">
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<table style="width: 100%"> <tr> <th style="font-style: italic">/</th> <th>Name</th> <th>Type</th> <th>Value</th> </tr><tr class="font-expnest0 eidinfo" id="eidinfo1" style="display: none"><td>Expr</td> <td>x < 0</td> <td>int</td> <td>{0; 1}</td></tr>
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<tr class="font-expnest1 eidinfo" id="eidinfo2" style="display: none"><td>Expr</td> <td>x</td> <td>int</td> <td>[--..--]</td></tr>
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<tr class="font-expnest1 eidinfo" id="eidinfo3" style="display: none"><td>Lval</td> <td>x</td> <td>int</td></tr>
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<tr class="font-expnest1 eidinfo" id="eidinfo4" style="display: none"><td>Expr</td> <td>0</td> <td>int</td> <td>{0}</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo5" style="display: none"><td>Lval</td> <td>res</td> <td>int</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo6" style="display: none"><td>Expr</td> <td>- x</td> <td>int</td> <td>[1..0x7FFFFFFF]</td></tr>
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<tr class="font-expnest1 eidinfo" id="eidinfo7" style="display: none"><td>Expr</td> <td>x</td> <td>int</td> <td>[-0x80000000..-1]</td></tr>
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<tr class="font-expnest1 eidinfo" id="eidinfo8" style="display: none"><td>Lval</td> <td>x</td> <td>int</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo9" style="display: none"><td>Lval</td> <td>res</td> <td>int</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo10" style="display: none"><td>Expr</td> <td>x</td> <td>int</td> <td>[0..0x7FFFFFFF]</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo11" style="display: none"><td>Lval</td> <td>x</td> <td>int</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo12" style="display: none"><td>Expr</td> <td>res</td> <td>int</td> <td>[0..0x7FFFFFFF]</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo13" style="display: none"><td>Lval</td> <td>res</td> <td>int</td></tr>
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<tr class="font-expnest0 eidinfo" id="eidinfo0" style="display: none"><td>Func</td> <td>abs</td> <td>undefined ctype</td></tr>
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</table></div></body></html>

‎assets/codexoutputs/abs.types

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(int with self >= 0) abs((int with self >= 0-1000) x);

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