Mirrors/CyberChef
2
0
Fork 0
mirror of https://github.com/gchq/CyberChef synced 2024-12-25 03:53:19 +00:00
Code Issues Projects Releases Packages Wiki Activity

Reformatted PHP deserialization.

Browse source
This commit is contained in:
Jarmo van Lenthe 2017-11-12 22:11:16 -05:00
parent f596fe8404
commit 50a32e90d9
1 changed files with 43 additions and 36 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

79
src/core/operations/PhpSerialization.js
View file

@ -19,6 +19,12 @@ const PhpSerialization = {
*/
OUTPUT_VALID_JSON: true,
/**
* Deserializes a PHP serialized input
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
PhpDeserialize: function (input, args) {
function handleInput() {
function read(length) {
@ -39,8 +45,7 @@ const PhpSerialization = {
let char = read(1);
if (char === until) {
break;
}
else {
} else {
result += char;
}
}
@ -57,28 +62,27 @@ const PhpSerialization = {
}
function handleArray() {
let items = parseInt(readUntil(':')) * 2;
expect('{');
let items = parseInt(readUntil(":"), 10) * 2;
expect("{");
let result = [];
let isKey = true;
let last_item = null;
let lastItem = null;
for (let idx = 0; idx < items; idx++) {
let item = handleInput();
if (isKey) {
last_item = item;
lastItem = item;
isKey = false;
} else {
let numberCheck = last_item.match(/[0-9]+/);
if (args[0] && numberCheck && numberCheck[0].length === last_item.length)
{
result.push('"' + last_item + '": ' + item);
let numberCheck = lastItem.match(/[0-9]+/);
if (args[0] && numberCheck && numberCheck[0].length === lastItem.length) {
result.push("\"" + lastItem + "\": " + item);
} else {
result.push(last_item + ': ' + item);
result.push(lastItem + ": " + item);
}
isKey = true;
}
}
expect('}');
expect("}");
return result;
}
@ -86,41 +90,44 @@ const PhpSerialization = {
let kind = read(1).toLowerCase();
switch (kind) {
case 'n':
expect(';');
return '';
case "n":
expect(";");
return "";
case 'i':
case 'd':
case 'b':
expect(':');
let data = readUntil(';');
if (kind === 'b')
return (parseInt(data) !== 0);
case "i":
case "d":
case "b": {
expect(":");
let data = readUntil(";");
if (kind === "b") {
return (parseInt(data, 10) !== 0);
}
return data;
}
case "a":
expect(":");
return "{" + handleArray() + "}";
case 'a':
expect(':');
return '{' + handleArray() + '}';
case 's':
expect(':');
let length = readUntil(':');
expect('"');
case "s": {
expect(":");
let length = readUntil(":");
expect("\"");
let value = read(length);
expect('";');
if (args[0])
return '"' + value.replace(/"/g, '\\"') + '"';
else
return '"' + value + '"';
expect("\";");
if (args[0]) {
return "\"" + value.replace(/"/g, "\\\"") + "\"";
} else {
return "\"" + value + "\"";
}
}
default:
throw "Unknown type: " + kind;
}
}
let inputPart = input.split('');
let inputPart = input.split("");
return handleInput();
}
};