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Improved GOST algorithm naming and block size selection
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@n1474335
n1474335 committed May 16, 2024
1 parent fb818c3 commit 86d5978
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Showing 7 changed files with 157 additions and 87 deletions.
37 changes: 25 additions & 12 deletions src/core/operations/GOSTDecrypt.mjs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -55,22 +55,19 @@ class GOSTDecrypt extends Operation {
type: "argSelector",
value: [
{
name: "GOST 28147 (Magma, 1989)",
off: [5],
name: "GOST 28147 (1989)",
on: [6]
},
{
name: "GOST R 34.12 (Magma, 2015)",
off: [5]
},
{
name: "GOST R 34.12 (Kuznyechik, 2015)",
on: [5],
off: [6]
off: [5]
}
]
},
{
name: "Block length",
type: "option",
value: ["64", "128"]
},
{
name: "sBox",
type: "option",
Expand Down Expand Up @@ -100,14 +97,30 @@ class GOSTDecrypt extends Operation {
* @returns {string}
*/
async run(input, args) {
const [keyObj, ivObj, inputType, outputType, version, length, sBox, blockMode, keyMeshing, padding] = args;
const [keyObj, ivObj, inputType, outputType, version, sBox, blockMode, keyMeshing, padding] = args;

const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
const iv = toHexFast(Utils.convertToByteArray(ivObj.string, ivObj.option));
input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));

const versionNum = version === "GOST 28147 (Magma, 1989)" ? 1989 : 2015;
const blockLength = versionNum === 1989 ? 64 : parseInt(length, 10);
let blockLength, versionNum;
switch (version) {
case "GOST 28147 (1989)":
versionNum = 1989;
blockLength = 64;
break;
case "GOST R 34.12 (Magma, 2015)":
versionNum = 2015;
blockLength = 64;
break;
case "GOST R 34.12 (Kuznyechik, 2015)":
versionNum = 2015;
blockLength = 128;
break;
default:
throw new OperationError(`Unknown algorithm version: ${version}`);
}

const sBoxVal = versionNum === 1989 ? sBox : null;

const algorithm = {
Expand Down
37 changes: 25 additions & 12 deletions src/core/operations/GOSTEncrypt.mjs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -55,22 +55,19 @@ class GOSTEncrypt extends Operation {
type: "argSelector",
value: [
{
name: "GOST 28147 (Magma, 1989)",
off: [5],
name: "GOST 28147 (1989)",
on: [6]
},
{
name: "GOST R 34.12 (Magma, 2015)",
off: [5]
},
{
name: "GOST R 34.12 (Kuznyechik, 2015)",
on: [5],
off: [6]
off: [5]
}
]
},
{
name: "Block length",
type: "option",
value: ["64", "128"]
},
{
name: "sBox",
type: "option",
Expand Down Expand Up @@ -100,14 +97,30 @@ class GOSTEncrypt extends Operation {
* @returns {string}
*/
async run(input, args) {
const [keyObj, ivObj, inputType, outputType, version, length, sBox, blockMode, keyMeshing, padding] = args;
const [keyObj, ivObj, inputType, outputType, version, sBox, blockMode, keyMeshing, padding] = args;

const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
const iv = toHexFast(Utils.convertToByteArray(ivObj.string, ivObj.option));
input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));

const versionNum = version === "GOST 28147 (Magma, 1989)" ? 1989 : 2015;
const blockLength = versionNum === 1989 ? 64 : parseInt(length, 10);
let blockLength, versionNum;
switch (version) {
case "GOST 28147 (1989)":
versionNum = 1989;
blockLength = 64;
break;
case "GOST R 34.12 (Magma, 2015)":
versionNum = 2015;
blockLength = 64;
break;
case "GOST R 34.12 (Kuznyechik, 2015)":
versionNum = 2015;
blockLength = 128;
break;
default:
throw new OperationError(`Unknown algorithm version: ${version}`);
}

const sBoxVal = versionNum === 1989 ? sBox : null;

const algorithm = {
Expand Down
37 changes: 25 additions & 12 deletions src/core/operations/GOSTKeyUnwrap.mjs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -55,22 +55,19 @@ class GOSTKeyUnwrap extends Operation {
type: "argSelector",
value: [
{
name: "GOST 28147 (Magma, 1989)",
off: [5],
name: "GOST 28147 (1989)",
on: [6]
},
{
name: "GOST R 34.12 (Magma, 2015)",
off: [5]
},
{
name: "GOST R 34.12 (Kuznyechik, 2015)",
on: [5],
off: [6]
off: [5]
}
]
},
{
name: "Block length",
type: "option",
value: ["64", "128"]
},
{
name: "sBox",
type: "option",
Expand All @@ -90,14 +87,30 @@ class GOSTKeyUnwrap extends Operation {
* @returns {string}
*/
async run(input, args) {
const [keyObj, ukmObj, inputType, outputType, version, length, sBox, keyWrapping] = args;
const [keyObj, ukmObj, inputType, outputType, version, sBox, keyWrapping] = args;

const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
const ukm = toHexFast(Utils.convertToByteArray(ukmObj.string, ukmObj.option));
input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));

const versionNum = version === "GOST 28147 (Magma, 1989)" ? 1989 : 2015;
const blockLength = versionNum === 1989 ? 64 : parseInt(length, 10);
let blockLength, versionNum;
switch (version) {
case "GOST 28147 (1989)":
versionNum = 1989;
blockLength = 64;
break;
case "GOST R 34.12 (Magma, 2015)":
versionNum = 2015;
blockLength = 64;
break;
case "GOST R 34.12 (Kuznyechik, 2015)":
versionNum = 2015;
blockLength = 128;
break;
default:
throw new OperationError(`Unknown algorithm version: ${version}`);
}

const sBoxVal = versionNum === 1989 ? sBox : null;

const algorithm = {
Expand Down
37 changes: 25 additions & 12 deletions src/core/operations/GOSTKeyWrap.mjs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -55,22 +55,19 @@ class GOSTKeyWrap extends Operation {
type: "argSelector",
value: [
{
name: "GOST 28147 (Magma, 1989)",
off: [5],
name: "GOST 28147 (1989)",
on: [6]
},
{
name: "GOST R 34.12 (Magma, 2015)",
off: [5]
},
{
name: "GOST R 34.12 (Kuznyechik, 2015)",
on: [5],
off: [6]
off: [5]
}
]
},
{
name: "Block length",
type: "option",
value: ["64", "128"]
},
{
name: "sBox",
type: "option",
Expand All @@ -90,14 +87,30 @@ class GOSTKeyWrap extends Operation {
* @returns {string}
*/
async run(input, args) {
const [keyObj, ukmObj, inputType, outputType, version, length, sBox, keyWrapping] = args;
const [keyObj, ukmObj, inputType, outputType, version, sBox, keyWrapping] = args;

const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
const ukm = toHexFast(Utils.convertToByteArray(ukmObj.string, ukmObj.option));
input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));

const versionNum = version === "GOST 28147 (Magma, 1989)" ? 1989 : 2015;
const blockLength = versionNum === 1989 ? 64 : parseInt(length, 10);
let blockLength, versionNum;
switch (version) {
case "GOST 28147 (1989)":
versionNum = 1989;
blockLength = 64;
break;
case "GOST R 34.12 (Magma, 2015)":
versionNum = 2015;
blockLength = 64;
break;
case "GOST R 34.12 (Kuznyechik, 2015)":
versionNum = 2015;
blockLength = 128;
break;
default:
throw new OperationError(`Unknown algorithm version: ${version}`);
}

const sBoxVal = versionNum === 1989 ? sBox : null;

const algorithm = {
Expand Down
37 changes: 25 additions & 12 deletions src/core/operations/GOSTSign.mjs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -55,22 +55,19 @@ class GOSTSign extends Operation {
type: "argSelector",
value: [
{
name: "GOST 28147 (Magma, 1989)",
off: [5],
name: "GOST 28147 (1989)",
on: [6]
},
{
name: "GOST R 34.12 (Magma, 2015)",
off: [5]
},
{
name: "GOST R 34.12 (Kuznyechik, 2015)",
on: [5],
off: [6]
off: [5]
}
]
},
{
name: "Block length",
type: "option",
value: ["64", "128"]
},
{
name: "sBox",
type: "option",
Expand All @@ -93,14 +90,30 @@ class GOSTSign extends Operation {
* @returns {string}
*/
async run(input, args) {
const [keyObj, ivObj, inputType, outputType, version, length, sBox, macLength] = args;
const [keyObj, ivObj, inputType, outputType, version, sBox, macLength] = args;

const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
const iv = toHexFast(Utils.convertToByteArray(ivObj.string, ivObj.option));
input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));

const versionNum = version === "GOST 28147 (Magma, 1989)" ? 1989 : 2015;
const blockLength = versionNum === 1989 ? 64 : parseInt(length, 10);
let blockLength, versionNum;
switch (version) {
case "GOST 28147 (1989)":
versionNum = 1989;
blockLength = 64;
break;
case "GOST R 34.12 (Magma, 2015)":
versionNum = 2015;
blockLength = 64;
break;
case "GOST R 34.12 (Kuznyechik, 2015)":
versionNum = 2015;
blockLength = 128;
break;
default:
throw new OperationError(`Unknown algorithm version: ${version}`);
}

const sBoxVal = versionNum === 1989 ? sBox : null;

const algorithm = {
Expand Down
37 changes: 25 additions & 12 deletions src/core/operations/GOSTVerify.mjs
View file
Original file line number Diff line number Diff line change
Expand Up @@ -56,22 +56,19 @@ class GOSTVerify extends Operation {
type: "argSelector",
value: [
{
name: "GOST 28147 (Magma, 1989)",
off: [5],
name: "GOST 28147 (1989)",
on: [6]
},
{
name: "GOST R 34.12 (Magma, 2015)",
off: [5]
},
{
name: "GOST R 34.12 (Kuznyechik, 2015)",
on: [5],
off: [6]
off: [5]
}
]
},
{
name: "Block length",
type: "option",
value: ["64", "128"]
},
{
name: "sBox",
type: "option",
Expand All @@ -86,15 +83,31 @@ class GOSTVerify extends Operation {
* @returns {string}
*/
async run(input, args) {
const [keyObj, ivObj, macObj, inputType, version, length, sBox] = args;
const [keyObj, ivObj, macObj, inputType, version, sBox] = args;

const key = toHexFast(Utils.convertToByteArray(keyObj.string, keyObj.option));
const iv = toHexFast(Utils.convertToByteArray(ivObj.string, ivObj.option));
const mac = toHexFast(Utils.convertToByteArray(macObj.string, macObj.option));
input = inputType === "Hex" ? input : toHexFast(Utils.strToArrayBuffer(input));

const versionNum = version === "GOST 28147 (Magma, 1989)" ? 1989 : 2015;
const blockLength = versionNum === 1989 ? 64 : parseInt(length, 10);
let blockLength, versionNum;
switch (version) {
case "GOST 28147 (1989)":
versionNum = 1989;
blockLength = 64;
break;
case "GOST R 34.12 (Magma, 2015)":
versionNum = 2015;
blockLength = 64;
break;
case "GOST R 34.12 (Kuznyechik, 2015)":
versionNum = 2015;
blockLength = 128;
break;
default:
throw new OperationError(`Unknown algorithm version: ${version}`);
}

const sBoxVal = versionNum === 1989 ? sBox : null;

const algorithm = {
Expand Down

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