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Merge branch 'master' of https://github.com/XlogicX/CyberChef

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n1474335 2022-10-14 16:19:32 +01:00
commit 32e7dd030e
1 changed files with 0 additions and 19 deletions
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19
src/core/operations/RawInflate.mjs
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@ -7,7 +7,6 @@
import Operation from "../Operation.mjs"; import Operation from "../Operation.mjs";
import {INFLATE_BUFFER_TYPE} from "../lib/Zlib.mjs"; import {INFLATE_BUFFER_TYPE} from "../lib/Zlib.mjs";
import rawinflate from "zlibjs/bin/rawinflate.min.js"; import rawinflate from "zlibjs/bin/rawinflate.min.js";
import OperationError from "../errors/OperationError.mjs";
const Zlib = rawinflate.Zlib; const Zlib = rawinflate.Zlib;
@ -83,24 +82,6 @@ class RawInflate extends Operation {
}), }),
result = new Uint8Array(inflate.decompress()); result = new Uint8Array(inflate.decompress());
// Raw Inflate sometimes messes up and returns nonsense like this:
// ]....]....]....]....]....]....]....]....]....]....]....]....]....]...
// e.g. Input data of [8b, 1d, dc, 44]
// Look for the first two square brackets:
if (result.length > 158 && result[0] === 93 && result[5] === 93) {
// If the first two square brackets are there, check that the others
// are also there. If they are, throw an error. If not, continue.
let valid = false;
for (let i = 0; i < 155; i += 5) {
if (result[i] !== 93) {
valid = true;
}
}
if (!valid) {
throw new OperationError("Error: Unable to inflate data");
}
}
// This seems to be the easiest way... // This seems to be the easiest way...
return result.buffer; return result.buffer;
} }