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Merge branch 'master' of https://github.com/alblue/CyberChef into alblue-master

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n1474335 2021-02-09 14:30:03 +00:00
commit 02a397d2ae
1 changed files with 17 additions and 1 deletions
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18
src/core/operations/FrequencyDistribution.mjs
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@ -31,6 +31,11 @@ class FrequencyDistribution extends Operation {
"name": "Show 0%s",
"type": "boolean",
"value": true
},
{
"name": "Show ASCII",
"type": "boolean",
"value": true
}
];
}
@ -77,6 +82,7 @@ class FrequencyDistribution extends Operation {
*/
present(freq, args) {
const showZeroes = args[0];
const showAscii = args[1];
// Print
let output = `<canvas id='chart-area'></canvas><br>
Total data length: ${freq.dataLength}
@ -97,7 +103,17 @@ Byte Percentage
for (let i = 0; i < 256; i++) {
if (freq.distribution[i] || showZeroes) {
output += " " + Utils.hex(i, 2) + " (" +
let c = " ";
if (showAscii) {
if (i <= 32) {
c = String.fromCharCode(0x2400 + i);
} else if (i === 127) {
c = String.fromCharCode(0x2421);
} else {
c = String.fromCharCode(i);
}
}
output += " " + Utils.hex(i, 2) + " " + c + " (" +
(freq.percentages[i].toFixed(2).replace(".00", "") + "%)").padEnd(8, " ") +
Array(Math.ceil(freq.percentages[i])+1).join("|") + "\n";
}