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Merge branch 'control' of https://github.com/bwhitn/CyberChef into bwhitn-control

This commit is contained in:
n1474335 2017-12-08 13:47:45 +00:00
parent 021cae1a95 e500cfae75
commit b48e940f2d
5 changed files with 87 additions and 31 deletions
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53
src/core/FlowControl.js
View File

@ -170,18 +170,14 @@ const FlowControl = {
*/
runJump: function(state) {
let ings = state.opList[state.progress].getIngValues(),
jumpNum = ings[0],
jmpIndex = FlowControl._getLabelIndex(ings[0], state),
maxJumps = ings[1];
if (jumpNum < 0) {
jumpNum--;
}
if (state.numJumps >= maxJumps) {
if (state.numJumps >= maxJumps || jmpIndex === -1) {
return state;
}
state.progress += jumpNum;
state.progress = jmpIndex;
state.numJumps++;
return state;
},
@ -201,25 +197,48 @@ const FlowControl = {
let ings = state.opList[state.progress].getIngValues(),
dish = state.dish,
regexStr = ings[0],
jumpNum = ings[1],
maxJumps = ings[2];
invert = ings[1],
jmpIndex = FlowControl._getLabelIndex(ings[2], state),
maxJumps = ings[3];
if (jumpNum < 0) {
jumpNum--;
}
if (state.numJumps >= maxJumps) {
if (state.numJumps >= maxJumps || jmpIndex === -1) {
return state;
}
if (regexStr !== "" && dish.get(Dish.STRING).search(regexStr) > -1) {
state.progress += jumpNum;
state.numJumps++;
if (regexStr !== "") {
let strMatch = dish.get(Dish.STRING).search(regexStr) > -1;
if (!invert && strMatch || invert && !strMatch) {
state.progress = jmpIndex;
state.numJumps++;
}
}
return state;
},
/**
* Returns the index of a label.
*
* @param {Object} state
* @param {string} name
* @returns {number}
*/
_getLabelIndex: function(name, state) {
let index = -1;
for (let o = 0; o < state.opList.length; o++) {
let operation = state.opList[o];
if (operation.getConfig().op === "Label"){
let ings = operation.getIngValues();
if (name === ings[0]) {
index = o;
break;
}
}
}
return index;
},
/**
* Return operation.

1
src/core/config/Categories.js
View File

@ -320,6 +320,7 @@ const Categories = [
"Fork",
"Merge",
"Register",
"Label",
"Jump",
"Conditional Jump",
"Return",

31
src/core/config/OperationConfig.js
View File

@ -143,9 +143,9 @@ const OperationConfig = {
flowControl: true,
args: [
{
name: "Number of operations to jump over",
type: "number",
value: 0
name: "The Label to Jump to",
type: "string",
value: ""
},
{
name: "Maximum jumps (if jumping backwards)",
@ -167,9 +167,14 @@ const OperationConfig = {
value: ""
},
{
name: "Number of operations to jump over if match found",
type: "number",
value: 0
name: "Negative match (logical NOT)",
type: "boolean",
value: false
},
{
name: "The Label to Jump to",
type: "string",
value: ""
},
{
name: "Maximum jumps (if jumping backwards)",
@ -178,6 +183,20 @@ const OperationConfig = {
}
]
},
"Label": {
module: "Default",
description: "Provides a location for for conditional and fixed jumps to jump.",
inputType: "string",
outputType: "string",
flowControl: true,
args: [
{
name: "Jump Label",
type: "string",
value: ""
}
]
},
"Return": {
module: "Default",
description: "End execution of operations at this point in the recipe.",

1
src/core/config/modules/Default.js
View File

@ -151,6 +151,7 @@ OpModules.Default = {
"Fork": FlowControl.runFork,
"Merge": FlowControl.runMerge,
"Register": FlowControl.runRegister,
"Label": FlowControl.runComment,
"Jump": FlowControl.runJump,
"Conditional Jump": FlowControl.runCondJump,
"Return": FlowControl.runReturn,

32
test/tests/operations/FlowControl.js
View File

@ -60,14 +60,15 @@ TestRegister.addTests([
expectedOutput: "U29tZSBkYXRhIHdpdGggYSAxIGluIGl0\n53 6f 6d 65 20 64 61 74 61 20 77 69 74 68 20 61 20 32 20 69 6e 20 69 74\n",
recipeConfig: [
{"op": "Fork", "args": ["\\n", "\\n", false]},
{"op": "Conditional Jump", "args": ["1", "2", "10"]},
{"op": "Conditional Jump", "args": ["1", false, "skipReturn", "10"]},
{"op": "To Hex", "args": ["Space"]},
{"op": "Return", "args": []},
{"op": "Label", "args": ["skipReturn"]},
{"op": "To Base64", "args": ["A-Za-z0-9+/="]}
]
},
{
name: "Jump: skips 0",
name: "Jump: Empty Label",
input: [
"should be changed",
].join("\n"),
@ -77,7 +78,7 @@ TestRegister.addTests([
recipeConfig: [
{
op: "Jump",
args: [0, 10],
args: ["", 10],
},
{
op: "Find / Replace",
@ -105,7 +106,7 @@ TestRegister.addTests([
recipeConfig: [
{
op: "Jump",
args: [1, 10],
args: ["skipReplace", 10],
},
{
op: "Find / Replace",
@ -120,6 +121,10 @@ TestRegister.addTests([
true,
],
},
{
op: "Label",
args: ["skipReplace"]
},
],
},
{
@ -137,7 +142,7 @@ TestRegister.addTests([
recipeConfig: [
{
op: "Conditional Jump",
args: ["match", 0, 0],
args: ["match", false, "", 0],
},
{
op: "Find / Replace",
@ -212,7 +217,7 @@ TestRegister.addTests([
recipeConfig: [
{
op: "Conditional Jump",
args: ["match", 1, 10],
args: ["match", false, "skip match", 10],
},
{
op: "Find / Replace",
@ -227,6 +232,9 @@ TestRegister.addTests([
true,
],
},
{
op: "Label", args: ["skip match"],
},
{
op: "Find / Replace",
args: [
@ -251,9 +259,13 @@ TestRegister.addTests([
"replaced",
].join("\n"),
recipeConfig: [
{
op: "Label",
args: ["back to the beginning"],
},
{
op: "Jump",
args: [1],
args: ["skip replace"],
},
{
op: "Find / Replace",
@ -268,9 +280,13 @@ TestRegister.addTests([
true,
],
},
{
op: "Label",
args: ["skip replace"],
},
{
op: "Conditional Jump",
args: ["match", -2, 10],
args: ["match", false, "back to the beginning", 10],
},
],
},