Remove some compression leftovers

Remove the CRC dependency and "binary file salt" in globalConfig.

package-lock.json

@@ -12,7 +12,6 @@
                 "ajv": "^6.10.2",
                 "circular-json": "^0.5.9",
                 "clipboard-copy": "^3.1.0",
-                "crc": "^3.8.0",
                 "debounce-promise": "^3.1.2",
                 "howler": "^2.1.2",
                 "lz-string": "^1.4.4"
@@ -2434,6 +2433,7 @@
             "version": "1.5.1",
             "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
             "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==",
+            "dev": true,
             "funding": [
                 {
                     "type": "github",
@@ -3253,6 +3253,7 @@
             "version": "5.7.1",
             "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
             "integrity": "sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==",
+            "dev": true,
             "funding": [
                 {
                     "type": "github",
@@ -4363,15 +4364,6 @@
                 "node": ">=4"
             }
         },
-        "node_modules/crc": {
-            "version": "3.8.0",
-            "resolved": "https://registry.npmjs.org/crc/-/crc-3.8.0.tgz",
-            "integrity": "sha512-iX3mfgcTMIq3ZKLIsVFAbv7+Mc10kxabAGQb8HvjA1o3T1PIYprbakQ65d3I+2HGHt6nSKkM9PYjgoJO2KcFBQ==",
-            "license": "MIT",
-            "dependencies": {
-                "buffer": "^5.1.0"
-            }
-        },
         "node_modules/cross-spawn": {
             "version": "6.0.5",
             "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
@@ -9937,6 +9929,7 @@
             "version": "1.2.1",
             "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.2.1.tgz",
             "integrity": "sha512-dcyqhDvX1C46lXZcVqCpK+FtMRQVdIMN6/Df5js2zouUsqG7I6sFxitIC+7KYK29KdXOLHdu9zL4sFnoVQnqaA==",
+            "dev": true,
             "funding": [
                 {
                     "type": "github",

package.json

@@ -24,7 +24,6 @@
         "ajv": "^6.10.2",
         "circular-json": "^0.5.9",
         "clipboard-copy": "^3.1.0",
-        "crc": "^3.8.0",
         "debounce-promise": "^3.1.2",
         "howler": "^2.1.2",
         "lz-string": "^1.4.4"

src/js/core/config.ts

@@ -110,12 +110,6 @@ export const globalConfig = {
 
     rendering: {},
     debug,
-
-    // Secret vars
-    info: {
-        // Binary file salt
-        file: "Ec'])@^+*9zMevK3uMV4432x9%iK'=",
-    },
 };
 
 export const IS_MOBILE = /iPhone|iPad|iPod|Android/i.test(navigator.userAgent);

src/js/core/read_write_proxy.js

@@ -3,7 +3,7 @@ import { Storage } from "@/platform/storage";
 /* typehints:end */
 
 import { FsError } from "@/platform/fs_error";
-import { IS_DEBUG, globalConfig } from "./config";
+import { IS_DEBUG } from "./config";
 import { ExplainedResult } from "./explained_result";
 import { createLogger } from "./logging";
 
@@ -11,8 +11,6 @@ import debounce from "debounce-promise";
 
 const logger = createLogger("read_write_proxy");
 
-const salt = globalConfig.info.file;
-
 // Helper which only writes / reads if verify() works. Also performs migration
 export class ReadWriteProxy {
     constructor(storage, filename) {
@@ -139,23 +137,12 @@ export class ReadWriteProxy {
                         logger.log("File not found, using default data");
 
                         // File not found or unreadable, assume default file
-                        return Promise.resolve(null);
+                        return Promise.resolve(this.getDefaultData());
                     }
 
                     return Promise.reject("file-error: " + err);
                 })
 
-                // Decrypt data (if its encrypted)
-                // @ts-ignore
-                .then(rawData => {
-                    if (rawData == null) {
-                        // So, the file has not been found, use default data
-                        return this.getDefaultData();
-                    }
-
-                    return rawData;
-                })
-
                 // Verify basic structure
                 .then(contents => {
                     const result = this.internalVerifyBasicStructure(contents);

src/js/core/sensitive_utils.encrypt.js

@@ -1,12 +0,0 @@
-import crc32 from "crc/crc32";
-
-// Distinguish legacy crc prefixes
-export const CRC_PREFIX = "crc32".padEnd(32, "-");
-
-/**
- * Computes the crc for a given string
- * @param {string} str
- */
-export function computeCrc(str) {
-    return CRC_PREFIX + crc32(str).toString(16).padStart(8, "0");
-}