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Revert "add formatter"

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This reverts commit ce30989adc.
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Hare Sudhan 2024-02-25 16:23:48 -05:00
parent de3ef202d5
commit c5a1b69c30
693 changed files with 26685 additions and 51240 deletions
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103
src/core/lib/SIGABA.mjs
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@ -10,27 +10,27 @@
* A set of randomised example SIGABA cipher/control rotors (these rotors are interchangeable). Cipher and control rotors can be referred to as C and R rotors respectively.
*/
export const CR_ROTORS = [
{ name: "Example 1", value: "SRGWANHPJZFXVIDQCEUKBYOLMT" },
{ name: "Example 2", value: "THQEFSAZVKJYULBODCPXNIMWRG" },
{ name: "Example 3", value: "XDTUYLEVFNQZBPOGIRCSMHWKAJ" },
{ name: "Example 4", value: "LOHDMCWUPSTNGVXYFJREQIKBZA" },
{ name: "Example 5", value: "ERXWNZQIJYLVOFUMSGHTCKPBDA" },
{ name: "Example 6", value: "FQECYHJIOUMDZVPSLKRTGWXBAN" },
{ name: "Example 7", value: "TBYIUMKZDJSOPEWXVANHLCFQGR" },
{ name: "Example 8", value: "QZUPDTFNYIAOMLEBWJXCGHKRSV" },
{ name: "Example 9", value: "CZWNHEMPOVXLKRSIDGJFYBTQAU" },
{ name: "Example 10", value: "ENPXJVKYQBFZTICAGMOHWRLDUS" },
{name: "Example 1", value: "SRGWANHPJZFXVIDQCEUKBYOLMT"},
{name: "Example 2", value: "THQEFSAZVKJYULBODCPXNIMWRG"},
{name: "Example 3", value: "XDTUYLEVFNQZBPOGIRCSMHWKAJ"},
{name: "Example 4", value: "LOHDMCWUPSTNGVXYFJREQIKBZA"},
{name: "Example 5", value: "ERXWNZQIJYLVOFUMSGHTCKPBDA"},
{name: "Example 6", value: "FQECYHJIOUMDZVPSLKRTGWXBAN"},
{name: "Example 7", value: "TBYIUMKZDJSOPEWXVANHLCFQGR"},
{name: "Example 8", value: "QZUPDTFNYIAOMLEBWJXCGHKRSV"},
{name: "Example 9", value: "CZWNHEMPOVXLKRSIDGJFYBTQAU"},
{name: "Example 10", value: "ENPXJVKYQBFZTICAGMOHWRLDUS"}
];
/**
* A set of randomised example SIGABA index rotors (may be referred to as I rotors).
*/
export const I_ROTORS = [
{ name: "Example 1", value: "6201348957" },
{ name: "Example 2", value: "6147253089" },
{ name: "Example 3", value: "8239647510" },
{ name: "Example 4", value: "7194835260" },
{ name: "Example 5", value: "4873205916" },
{name: "Example 1", value: "6201348957"},
{name: "Example 2", value: "6147253089"},
{name: "Example 3", value: "8239647510"},
{name: "Example 4", value: "7194835260"},
{name: "Example 5", value: "4873205916"}
];
export const NUMBERS = "0123456789".split("");
@ -43,8 +43,8 @@ export const NUMBERS = "0123456789".split("");
*/
export function convToUpperCase(letter) {
const charCode = letter.charCodeAt();
if (97 <= charCode && charCode <= 122) {
return String.fromCharCode(charCode - 32);
if (97<=charCode && charCode<=122) {
return String.fromCharCode(charCode-32);
}
return letter;
}
@ -53,6 +53,7 @@ export function convToUpperCase(letter) {
* The SIGABA machine consisting of the 3 rotor banks: cipher, control and index banks.
*/
export class SigabaMachine {
/**
* SigabaMachine constructor
*
@ -136,12 +137,14 @@ export class SigabaMachine {
}
return plaintext;
}
}
/**
* The cipher rotor bank consists of 5 cipher rotors in either a forward or reversed orientation.
*/
export class CipherBank {
/**
* CipherBank constructor
*
@ -184,13 +187,7 @@ export class CipherBank {
* @param {number[]} indexInputs - the inputs from the index rotors
*/
step(indexInputs) {
const logicDict = {
0: [0, 9],
1: [7, 8],
2: [5, 6],
3: [3, 4],
4: [1, 2],
};
const logicDict = {0: [0, 9], 1: [7, 8], 2: [5, 6], 3: [3, 4], 4: [1, 2]};
const rotorsToMove = [];
for (const key in logicDict) {
const item = logicDict[key];
@ -205,12 +202,14 @@ export class CipherBank {
rotor.step();
}
}
}
/**
* The control rotor bank consists of 5 control rotors in either a forward or reversed orientation. Signals to the control rotor bank always go from right-to-left.
*/
export class ControlBank {
/**
* ControlBank constructor. The rotors have been reversed as signals go from right-to-left through the control rotors.
*
@ -239,23 +238,8 @@ export class ControlBank {
* @returns {number[]}
*/
getOutputs() {
const outputs = [
this.crypt("F"),
this.crypt("G"),
this.crypt("H"),
this.crypt("I"),
];
const logicDict = {
1: "B",
2: "C",
3: "DE",
4: "FGH",
5: "IJK",
6: "LMNO",
7: "PQRST",
8: "UVWXYZ",
9: "A",
};
const outputs = [this.crypt("F"), this.crypt("G"), this.crypt("H"), this.crypt("I")];
const logicDict = {1: "B", 2: "C", 3: "DE", 4: "FGH", 5: "IJK", 6: "LMNO", 7: "PQRST", 8: "UVWXYZ", 9: "A"};
const numberOutputs = [];
for (const key in logicDict) {
const item = logicDict[key];
@ -273,9 +257,7 @@ export class ControlBank {
* Steps the control rotors. Only 3 of the control rotors step: one after every encryption, one after every 26, and one after every 26 squared.
*/
step() {
const MRotor = this.rotors[1],
FRotor = this.rotors[2],
SRotor = this.rotors[3];
const MRotor = this.rotors[1], FRotor = this.rotors[2], SRotor = this.rotors[3];
// 14 is the offset of "O" from "A" - the next rotor steps once the previous rotor reaches "O"
if (FRotor.state === 14) {
if (MRotor.state === 14) {
@ -296,12 +278,14 @@ export class ControlBank {
this.step();
return outputs;
}
}
/**
* The index rotor bank consists of 5 index rotors all placed in the forwards orientation.
*/
export class IndexBank {
/**
* IndexBank constructor
*
@ -337,12 +321,14 @@ export class IndexBank {
}
return outputs;
}
}
/**
* Rotor class
*/
export class Rotor {
/**
* Rotor constructor
*
@ -364,12 +350,12 @@ export class Rotor {
* @returns {number[]}
*/
getNumMapping(wireSetting, rev) {
if (rev === false) {
if (rev===false) {
return wireSetting;
} else {
const length = wireSetting.length;
const tempMapping = new Array(length);
for (let i = 0; i < length; i++) {
for (let i=0; i<length; i++) {
tempMapping[wireSetting[i]] = i;
}
return tempMapping;
@ -385,18 +371,18 @@ export class Rotor {
getPosMapping(rev) {
const length = this.numMapping.length;
const posMapping = [];
if (rev === false) {
for (let i = this.state; i < this.state + length; i++) {
let res = i % length;
if (res < 0) {
if (rev===false) {
for (let i = this.state; i < this.state+length; i++) {
let res = i%length;
if (res<0) {
res += length;
}
posMapping.push(res);
}
} else {
for (let i = this.state; i > this.state - length; i--) {
let res = i % length;
if (res < 0) {
for (let i = this.state; i > this.state-length; i--) {
let res = i%length;
if (res<0) {
res += length;
}
posMapping.push(res);
@ -432,12 +418,14 @@ export class Rotor {
this.posMapping.splice(0, 0, lastNum);
this.state = this.posMapping[0];
}
}
/**
* A CRRotor is a cipher (C) or control (R) rotor. These rotors are identical and interchangeable. A C or R rotor consists of 26 contacts, one for each letter, and may be put into either a forwards of reversed orientation.
*/
export class CRRotor extends Rotor {
/**
* CRRotor constructor
*
@ -445,7 +433,7 @@ export class CRRotor extends Rotor {
* @param {char} key - initial state of rotor
* @param {bool} rev - true if reversed, false if not
*/
constructor(wireSetting, key, rev = false) {
constructor(wireSetting, key, rev=false) {
wireSetting = wireSetting.split("").map(CRRotor.letterToNum);
super(wireSetting, CRRotor.letterToNum(key), rev);
}
@ -457,7 +445,7 @@ export class CRRotor extends Rotor {
* @returns {number}
*/
static letterToNum(letter) {
return letter.charCodeAt() - 65;
return letter.charCodeAt()-65;
}
/**
@ -467,7 +455,7 @@ export class CRRotor extends Rotor {
* @returns {char}
*/
static numToLetter(num) {
return String.fromCharCode(num + 65);
return String.fromCharCode(num+65);
}
/**
@ -482,12 +470,14 @@ export class CRRotor extends Rotor {
const outPos = this.cryptNum(inputPos, direction);
return CRRotor.numToLetter(outPos);
}
}
/**
* An IRotor is an index rotor, which consists of 10 contacts each numbered from 0 to 9. Unlike C and R rotors, they cannot be put in the reversed orientation. The index rotors do not step at any point during encryption or decryption.
*/
export class IRotor extends Rotor {
/**
* IRotor constructor
*
@ -508,4 +498,5 @@ export class IRotor extends Rotor {
crypt(inputPos) {
return this.cryptNum(inputPos, "leftToRight");
}
}