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Merge pull request #933 from cbeuw/blowfish-keyfix

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a3957273 2024-03-31 00:39:33 +00:00 committed by GitHub
commit 8647b50cca
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GPG Key ID: B5690EEEBB952194
3 changed files with 46 additions and 4 deletions
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8
src/core/operations/BlowfishDecrypt.mjs
View File

@ -70,10 +70,14 @@ class BlowfishDecrypt extends Operation {
inputType = args[3],
outputType = args[4];
if (key.length !== 8) {
if (key.length < 4 || key.length > 56) {
throw new OperationError(`Invalid key length: ${key.length} bytes
Blowfish uses a key length of 8 bytes (64 bits).`);
Blowfish's key length needs to be between 4 and 56 bytes (32-448 bits).`);
}
if (iv.length !== 8) {
throw new OperationError(`Invalid IV length: ${iv.length} bytes. Expected 8 bytes`);
}
input = Utils.convertToByteString(input, inputType);

8
src/core/operations/BlowfishEncrypt.mjs
View File

@ -70,10 +70,14 @@ class BlowfishEncrypt extends Operation {
inputType = args[3],
outputType = args[4];
if (key.length !== 8) {
if (key.length < 4 || key.length > 56) {
throw new OperationError(`Invalid key length: ${key.length} bytes
Blowfish's key length needs to be between 4 and 56 bytes (32-448 bits).`);
}
Blowfish uses a key length of 8 bytes (64 bits).`);
if (iv.length !== 8) {
throw new OperationError(`Invalid IV length: ${iv.length} bytes. Expected 8 bytes`);
}
input = Utils.convertToByteString(input, inputType);

34
tests/operations/tests/Crypt.mjs
View File

@ -1948,4 +1948,38 @@ DES uses a key length of 8 bytes (64 bits).`,
}
],
},
{
name: "Blowfish Encrypt with variable key length: CBC, ASCII, 4 bytes",
input: "The quick brown fox jumps over the lazy dog.",
expectedOutput: "823f337a53ecf121aa9ec1b111bd5064d1d7586abbdaaa0c8fd0c6cc43c831c88bf088ee3e07287e3f36cf2e45f9c7e6",
recipeConfig: [
{
"op": "Blowfish Encrypt",
"args": [
{"option": "Hex", "string": "00112233"}, // Key
{"option": "Hex", "string": "0000000000000000"}, // IV
"CBC", // Mode
"Raw", // Input
"Hex" // Output
]
}
],
},
{
name: "Blowfish Encrypt with variable key length: CBC, ASCII, 42 bytes",
input: "The quick brown fox jumps over the lazy dog.",
expectedOutput: "19f5a68145b34321cfba72226b0f33922ce44dd6e7869fe328db64faae156471216f12ed2a37fd0bdd7cebf867b3cff0",
recipeConfig: [
{
"op": "Blowfish Encrypt",
"args": [
{"option": "Hex", "string": "deadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdeadbeefdead"}, // Key
{"option": "Hex", "string": "0000000000000000"}, // IV
"CBC", // Mode
"Raw", // Input
"Hex" // Output
]
}
],
}
]);