ok-ready-go/lib/crypto_helper.js

281 lines
8.5 KiB
JavaScript
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2023-02-09 13:23:28 +01:00
let wasm_bindgen;
(function() {
const __exports = {};
let script_src;
if (typeof document === 'undefined') {
script_src = location.href;
} else {
script_src = new URL(document.currentScript.src, location.href).toString();
}
let wasm;
const cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });
cachedTextDecoder.decode();
let cachedUint8Memory0 = null;
function getUint8Memory0() {
if (cachedUint8Memory0 === null || cachedUint8Memory0.byteLength === 0) {
cachedUint8Memory0 = new Uint8Array(wasm.memory.buffer);
}
return cachedUint8Memory0;
}
function getStringFromWasm0(ptr, len) {
return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
}
let WASM_VECTOR_LEN = 0;
const cachedTextEncoder = new TextEncoder('utf-8');
const encodeString = (typeof cachedTextEncoder.encodeInto === 'function'
? function (arg, view) {
return cachedTextEncoder.encodeInto(arg, view);
}
: function (arg, view) {
const buf = cachedTextEncoder.encode(arg);
view.set(buf);
return {
read: arg.length,
written: buf.length
};
});
function passStringToWasm0(arg, malloc, realloc) {
if (realloc === undefined) {
const buf = cachedTextEncoder.encode(arg);
const ptr = malloc(buf.length);
getUint8Memory0().subarray(ptr, ptr + buf.length).set(buf);
WASM_VECTOR_LEN = buf.length;
return ptr;
}
let len = arg.length;
let ptr = malloc(len);
const mem = getUint8Memory0();
let offset = 0;
for (; offset < len; offset++) {
const code = arg.charCodeAt(offset);
if (code > 0x7F) break;
mem[ptr + offset] = code;
}
if (offset !== len) {
if (offset !== 0) {
arg = arg.slice(offset);
}
ptr = realloc(ptr, len, len = offset + arg.length * 3);
const view = getUint8Memory0().subarray(ptr + offset, ptr + len);
const ret = encodeString(arg, view);
offset += ret.written;
}
WASM_VECTOR_LEN = offset;
return ptr;
}
let cachedInt32Memory0 = null;
function getInt32Memory0() {
if (cachedInt32Memory0 === null || cachedInt32Memory0.byteLength === 0) {
cachedInt32Memory0 = new Int32Array(wasm.memory.buffer);
}
return cachedInt32Memory0;
}
/**
*/
__exports.greet = function() {
wasm.greet();
};
/**
*/
class Crypto {
static __wrap(ptr) {
const obj = Object.create(Crypto.prototype);
obj.ptr = ptr;
return obj;
}
__destroy_into_raw() {
const ptr = this.ptr;
this.ptr = 0;
return ptr;
}
free() {
const ptr = this.__destroy_into_raw();
wasm.__wbg_crypto_free(ptr);
}
/**
* @param {string} password
* @param {string} salt
*/
constructor(password, salt) {
const ptr0 = passStringToWasm0(password, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
const len0 = WASM_VECTOR_LEN;
const ptr1 = passStringToWasm0(salt, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
const len1 = WASM_VECTOR_LEN;
const ret = wasm.crypto_new(ptr0, len0, ptr1, len1);
return Crypto.__wrap(ret);
}
/**
* @param {string} input
* @returns {string}
*/
static sha256(input) {
try {
const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
const ptr0 = passStringToWasm0(input, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
const len0 = WASM_VECTOR_LEN;
wasm.crypto_sha256(retptr, ptr0, len0);
var r0 = getInt32Memory0()[retptr / 4 + 0];
var r1 = getInt32Memory0()[retptr / 4 + 1];
return getStringFromWasm0(r0, r1);
} finally {
wasm.__wbindgen_add_to_stack_pointer(16);
wasm.__wbindgen_free(r0, r1);
}
}
/**
* @param {string} plaintext
* @returns {string}
*/
encrypt(plaintext) {
try {
const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
const ptr0 = passStringToWasm0(plaintext, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
const len0 = WASM_VECTOR_LEN;
wasm.crypto_encrypt(retptr, this.ptr, ptr0, len0);
var r0 = getInt32Memory0()[retptr / 4 + 0];
var r1 = getInt32Memory0()[retptr / 4 + 1];
return getStringFromWasm0(r0, r1);
} finally {
wasm.__wbindgen_add_to_stack_pointer(16);
wasm.__wbindgen_free(r0, r1);
}
}
/**
* @param {string} ciphertext
* @returns {string}
*/
decrypt(ciphertext) {
try {
const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
const ptr0 = passStringToWasm0(ciphertext, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
const len0 = WASM_VECTOR_LEN;
wasm.crypto_decrypt(retptr, this.ptr, ptr0, len0);
var r0 = getInt32Memory0()[retptr / 4 + 0];
var r1 = getInt32Memory0()[retptr / 4 + 1];
return getStringFromWasm0(r0, r1);
} finally {
wasm.__wbindgen_add_to_stack_pointer(16);
wasm.__wbindgen_free(r0, r1);
}
}
}
__exports.Crypto = Crypto;
async function load(module, imports) {
if (typeof Response === 'function' && module instanceof Response) {
if (typeof WebAssembly.instantiateStreaming === 'function') {
try {
return await WebAssembly.instantiateStreaming(module, imports);
} catch (e) {
if (module.headers.get('Content-Type') != 'application/wasm') {
console.warn("`WebAssembly.instantiateStreaming` failed because your server does not serve wasm with `application/wasm` MIME type. Falling back to `WebAssembly.instantiate` which is slower. Original error:\n", e);
} else {
throw e;
}
}
}
const bytes = await module.arrayBuffer();
return await WebAssembly.instantiate(bytes, imports);
} else {
const instance = await WebAssembly.instantiate(module, imports);
if (instance instanceof WebAssembly.Instance) {
return { instance, module };
} else {
return instance;
}
}
}
function getImports() {
const imports = {};
imports.wbg = {};
imports.wbg.__wbg_alert_0cc0cb8b17d72dde = function(arg0, arg1) {
alert(getStringFromWasm0(arg0, arg1));
};
imports.wbg.__wbindgen_throw = function(arg0, arg1) {
throw new Error(getStringFromWasm0(arg0, arg1));
};
return imports;
}
function initMemory(imports, maybe_memory) {
}
function finalizeInit(instance, module) {
wasm = instance.exports;
init.__wbindgen_wasm_module = module;
cachedInt32Memory0 = null;
cachedUint8Memory0 = null;
return wasm;
}
function initSync(module) {
const imports = getImports();
initMemory(imports);
if (!(module instanceof WebAssembly.Module)) {
module = new WebAssembly.Module(module);
}
const instance = new WebAssembly.Instance(module, imports);
return finalizeInit(instance, module);
}
async function init(input) {
if (typeof input === 'undefined') {
input = script_src.replace(/\.js$/, '_bg.wasm');
}
const imports = getImports();
if (typeof input === 'string' || (typeof Request === 'function' && input instanceof Request) || (typeof URL === 'function' && input instanceof URL)) {
input = fetch(input);
}
initMemory(imports);
const { instance, module } = await load(await input, imports);
return finalizeInit(instance, module);
}
wasm_bindgen = Object.assign(init, { initSync }, __exports);
})();