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Use byteArray for I/O of cipher operations

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MikeCAT 2025-02-19 18:03:31 +00:00
parent 1b8c229df2
commit 6272d0e809
14 changed files with 104 additions and 85 deletions
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12
src/core/operations/AESDecrypt.mjs
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@ -24,8 +24,8 @@ class AESDecrypt extends Operation {
this.module = "Ciphers";
this.description = "Advanced Encryption Standard (AES) is a U.S. Federal Information Processing Standard (FIPS). It was selected after a 5-year process where 15 competing designs were evaluated.<br><br><b>Key:</b> The following algorithms will be used based on the size of the key:<ul><li>16 bytes = AES-128</li><li>24 bytes = AES-192</li><li>32 bytes = AES-256</li></ul><br><br><b>IV:</b> The Initialization Vector should be 16 bytes long. If not entered, it will default to 16 null bytes.<br><br><b>Padding:</b> In CBC and ECB mode, PKCS#7 padding will be used as a default.<br><br><b>GCM Tag:</b> This field is ignored unless 'GCM' mode is used.";
this.infoURL = "https://wikipedia.org/wiki/Advanced_Encryption_Standard";
this.inputType = "string";
this.outputType = "string";
this.inputType = "byteArray";
this.outputType = "byteArray";
this.args = [
{
"name": "Key",
@ -103,9 +103,9 @@ class AESDecrypt extends Operation {
}
/**
* @param {string} input
* @param {byteArray} input
* @param {Object[]} args
* @returns {string}
* @returns {byteArray}
*
* @throws {OperationError} if cannot decrypt input or invalid key length
*/
@ -128,6 +128,7 @@ The following algorithms will be used based on the size of the key:
32 bytes = AES-256`);
}
input = input.map((c) => String.fromCharCode(c)).join("");
input = Utils.convertToByteString(input, inputType);
const decipher = forge.cipher.createDecipher("AES-" + mode, key);
@ -148,7 +149,8 @@ The following algorithms will be used based on the size of the key:
const result = decipher.finish();
if (result) {
return outputType === "Hex" ? decipher.output.toHex() : decipher.output.getBytes();
const output = outputType === "Hex" ? decipher.output.toHex() : decipher.output.getBytes();
return Array.from(output).map((c) => c.charCodeAt(0));
} else {
throw new OperationError("Unable to decrypt input with these parameters.");
}