Merged all SHA-2 operations into one with a size argument

This commit is contained in:
n1474335 2017-09-12 14:48:56 +00:00
parent bbd85a491b
commit 6e875393d9
3 changed files with 45 additions and 76 deletions

View File

@ -250,10 +250,7 @@ const Categories = [
"MD6",
"SHA0",
"SHA1",
"SHA224",
"SHA256",
"SHA384",
"SHA512",
"SHA2",
"SHA3",
"RIPEMD-160",
"HMAC",

View File

@ -2883,7 +2883,7 @@ const OperationConfig = {
args: []
},
"MD6": {
description: "TODO",
description: "The MD6 (Message-Digest 6) algorithm is a cryptographic hash function. It uses a Merkle tree-like structure to allow for immense parallel computation of hashes for very long inputs.",
run: Hash.runMD6,
inputType: "string",
outputType: "string",
@ -2919,33 +2919,18 @@ const OperationConfig = {
outputType: "string",
args: []
},
"SHA224": {
description: "SHA-224 is largely identical to SHA-256 but is truncated to 224 bytes.",
run: Hash.runSHA224,
"SHA2": {
description: "The SHA-2 (Secure Hash Algorithm 2) hash functions were designed by the NSA. SHA-2 includes significant changes from its predecessor, SHA-1. The SHA-2 family consists of hash functions with digests (hash values) that are 224, 256, 384 or 512 bits: SHA224, SHA256, SHA384, SHA512.<br><ul><li>SHA-256 operates on 32-bit words.</li><li>SHA-512 operates on 64-bit words.</li><li>SHA-224 is largely identical to SHA-256 but is truncated to 224 bytes.</li><li>SHA-384 is largely identical to SHA-512 but is truncated to 384 bytes.</li></ul>",
run: Hash.runSHA2,
inputType: "string",
outputType: "string",
args: []
},
"SHA256": {
description: "SHA-256 is one of the four variants in the SHA-2 set. It isn't as widely used as SHA-1, though it provides much better security.",
run: Hash.runSHA256,
inputType: "string",
outputType: "string",
args: []
},
"SHA384": {
description: "SHA-384 is largely identical to SHA-512 but is truncated to 384 bytes.",
run: Hash.runSHA384,
inputType: "string",
outputType: "string",
args: []
},
"SHA512": {
description: "SHA-512 is largely identical to SHA-256 but operates on 64-bit words rather than 32.",
run: Hash.runSHA512,
inputType: "string",
outputType: "string",
args: []
args: [
{
name: "Size",
type: "option",
value: Hash.SHA2_SIZE
}
]
},
"SHA3": {
description: "This is an implementation of Keccak[c=2d]. SHA3 functions based on different implementations of Keccak will give different results.",
@ -2954,9 +2939,9 @@ const OperationConfig = {
outputType: "string",
args: [
{
name: "Output length",
name: "Size",
type: "option",
value: Hash.SHA3_LENGTH
value: Hash.SHA3_SIZE
}
]
},

View File

@ -111,54 +111,41 @@ const Hash = {
/**
* SHA224 operation.
*
* @param {string} input
* @param {Object[]} args
* @returns {string}
* @constant
* @default
*/
runSHA224: function (input, args) {
input = CryptoJS.enc.Latin1.parse(input);
return CryptoJS.SHA224(input).toString(CryptoJS.enc.Hex);
},
SHA2_SIZE: ["256", "512", "224", "384"],
/**
* SHA256 operation.
* SHA2 operation.
*
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
runSHA256: function (input, args) {
runSHA2: function (input, args) {
const size = parseInt(args[0], 10);
let algo;
switch (size) {
case 224:
algo = CryptoJS.SHA224;
break;
case 384:
algo = CryptoJS.SHA384;
break;
case 256:
algo = CryptoJS.SHA256;
break;
case 512:
algo = CryptoJS.SHA512;
break;
default:
return "Invalid size";
}
input = CryptoJS.enc.Latin1.parse(input);
return CryptoJS.SHA256(input).toString(CryptoJS.enc.Hex);
},
/**
* SHA384 operation.
*
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
runSHA384: function (input, args) {
input = CryptoJS.enc.Latin1.parse(input);
return CryptoJS.SHA384(input).toString(CryptoJS.enc.Hex);
},
/**
* SHA512 operation.
*
* @param {string} input
* @param {Object[]} args
* @returns {string}
*/
runSHA512: function (input, args) {
input = CryptoJS.enc.Latin1.parse(input);
return CryptoJS.SHA512(input).toString(CryptoJS.enc.Hex);
return algo(input).toString(CryptoJS.enc.Hex);
},
@ -166,7 +153,7 @@ const Hash = {
* @constant
* @default
*/
SHA3_LENGTH: ["512", "384", "256", "224"],
SHA3_SIZE: ["512", "384", "256", "224"],
/**
* SHA3 operation.
@ -243,10 +230,10 @@ const Hash = {
"\nMD6: " + Hash.runMD6(input, []) +
"\nSHA0: " + Hash.runSHA0(input, []) +
"\nSHA1: " + Hash.runSHA1(input, []) +
"\nSHA2 224: " + Hash.runSHA224(input, []) +
"\nSHA2 256: " + Hash.runSHA256(input, []) +
"\nSHA2 384: " + Hash.runSHA384(input, []) +
"\nSHA2 512: " + Hash.runSHA512(input, []) +
"\nSHA2 224: " + Hash.runSHA2(input, ["224"]) +
"\nSHA2 256: " + Hash.runSHA2(input, ["256"]) +
"\nSHA2 384: " + Hash.runSHA2(input, ["384"]) +
"\nSHA2 512: " + Hash.runSHA2(input, ["512"]) +
"\nSHA3 224: " + Hash.runSHA3(input, ["224"]) +
"\nSHA3 256: " + Hash.runSHA3(input, ["256"]) +
"\nSHA3 384: " + Hash.runSHA3(input, ["384"]) +