@nimiq/core/nodejs/crypto-wasm/index.js

Nimiq's Rust-to-WASM web client

let imports = {};
imports['__wbindgen_placeholder__'] = module.exports;
let wasm;
const { TextDecoder } = require(`util`);

function addToExternrefTable0(obj) {
    const idx = wasm.__externref_table_alloc();
    wasm.__wbindgen_export_2.set(idx, obj);
    return idx;
}

function handleError(f, args) {
    try {
        return f.apply(this, args);
    } catch (e) {
        const idx = addToExternrefTable0(e);
        wasm.__wbindgen_exn_store(idx);
    }
}

let cachedTextDecoder = new TextDecoder('utf-8', { ignoreBOM: true, fatal: true });

cachedTextDecoder.decode();

let cachedUint8ArrayMemory0 = null;

function getUint8ArrayMemory0() {
    if (cachedUint8ArrayMemory0 === null || cachedUint8ArrayMemory0.byteLength === 0) {
        cachedUint8ArrayMemory0 = new Uint8Array(wasm.memory.buffer);
    }
    return cachedUint8ArrayMemory0;
}

function getStringFromWasm0(ptr, len) {
    ptr = ptr >>> 0;
    return cachedTextDecoder.decode(getUint8ArrayMemory0().subarray(ptr, ptr + len));
}

function isLikeNone(x) {
    return x === undefined || x === null;
}

const CLOSURE_DTORS = (typeof FinalizationRegistry === 'undefined')
    ? { register: () => {}, unregister: () => {} }
    : new FinalizationRegistry(state => {
    wasm.__wbindgen_export_3.get(state.dtor)(state.a, state.b)
});

function makeMutClosure(arg0, arg1, dtor, f) {
    const state = { a: arg0, b: arg1, cnt: 1, dtor };
    const real = (...args) => {
        // First up with a closure we increment the internal reference
        // count. This ensures that the Rust closure environment won't
        // be deallocated while we're invoking it.
        state.cnt++;
        const a = state.a;
        state.a = 0;
        try {
            return f(a, state.b, ...args);
        } finally {
            if (--state.cnt === 0) {
                wasm.__wbindgen_export_3.get(state.dtor)(a, state.b);
                CLOSURE_DTORS.unregister(state);
            } else {
                state.a = a;
            }
        }
    };
    real.original = state;
    CLOSURE_DTORS.register(real, state, state);
    return real;
}

let WASM_VECTOR_LEN = 0;

function passArray8ToWasm0(arg, malloc) {
    const ptr = malloc(arg.length * 1, 1) >>> 0;
    getUint8ArrayMemory0().set(arg, ptr / 1);
    WASM_VECTOR_LEN = arg.length;
    return ptr;
}
function __wbg_adapter_20(arg0, arg1, arg2) {
    wasm.closure12_externref_shim(arg0, arg1, arg2);
}

function __wbg_adapter_32(arg0, arg1, arg2, arg3) {
    wasm.closure25_externref_shim(arg0, arg1, arg2, arg3);
}

const CryptoUtilsFinalization = (typeof FinalizationRegistry === 'undefined')
    ? { register: () => {}, unregister: () => {} }
    : new FinalizationRegistry(ptr => wasm.__wbg_cryptoutils_free(ptr >>> 0, 1));

class CryptoUtils {

    __destroy_into_raw() {
        const ptr = this.__wbg_ptr;
        this.__wbg_ptr = 0;
        CryptoUtilsFinalization.unregister(this);
        return ptr;
    }

    free() {
        const ptr = this.__destroy_into_raw();
        wasm.__wbg_cryptoutils_free(ptr, 0);
    }
    /**
     * Encrypts a message with an [OTP] [KDF] and the given parameters.
     * The KDF uses Argon2d for hashing.
     *
     * [OTP]: https://en.wikipedia.org/wiki/One-time_pad
     * [KDF]: https://en.wikipedia.org/wiki/Key_derivation_function
     * @param {Uint8Array} message
     * @param {Uint8Array} key
     * @param {Uint8Array} salt
     * @param {number} iterations
     * @returns {Promise<Uint8Array>}
     */
    static otpKdf(message, key, salt, iterations) {
        const ptr0 = passArray8ToWasm0(message, wasm.__wbindgen_malloc);
        const len0 = WASM_VECTOR_LEN;
        const ptr1 = passArray8ToWasm0(key, wasm.__wbindgen_malloc);
        const len1 = WASM_VECTOR_LEN;
        const ptr2 = passArray8ToWasm0(salt, wasm.__wbindgen_malloc);
        const len2 = WASM_VECTOR_LEN;
        const ret = wasm.cryptoutils_otpKdf(ptr0, len0, ptr1, len1, ptr2, len2, iterations);
        return ret;
    }
}
module.exports.CryptoUtils = CryptoUtils;

module.exports.__wbg_buffer_609cc3eee51ed158 = function(arg0) {
    const ret = arg0.buffer;
    return ret;
};

module.exports.__wbg_call_672a4d21634d4a24 = function() { return handleError(function (arg0, arg1) {
    const ret = arg0.call(arg1);
    return ret;
}, arguments) };

module.exports.__wbg_call_7cccdd69e0791ae2 = function() { return handleError(function (arg0, arg1, arg2) {
    const ret = arg0.call(arg1, arg2);
    return ret;
}, arguments) };

module.exports.__wbg_new_23a2665fac83c611 = function(arg0, arg1) {
    try {
        var state0 = {a: arg0, b: arg1};
        var cb0 = (arg0, arg1) => {
            const a = state0.a;
            state0.a = 0;
            try {
                return __wbg_adapter_32(a, state0.b, arg0, arg1);
            } finally {
                state0.a = a;
            }
        };
        const ret = new Promise(cb0);
        return ret;
    } finally {
        state0.a = state0.b = 0;
    }
};

module.exports.__wbg_new_a12002a7f91c75be = function(arg0) {
    const ret = new Uint8Array(arg0);
    return ret;
};

module.exports.__wbg_newnoargs_105ed471475aaf50 = function(arg0, arg1) {
    const ret = new Function(getStringFromWasm0(arg0, arg1));
    return ret;
};

module.exports.__wbg_newwithbyteoffsetandlength_d97e637ebe145a9a = function(arg0, arg1, arg2) {
    const ret = new Uint8Array(arg0, arg1 >>> 0, arg2 >>> 0);
    return ret;
};

module.exports.__wbg_queueMicrotask_97d92b4fcc8a61c5 = function(arg0) {
    queueMicrotask(arg0);
};

module.exports.__wbg_queueMicrotask_d3219def82552485 = function(arg0) {
    const ret = arg0.queueMicrotask;
    return ret;
};

module.exports.__wbg_resolve_4851785c9c5f573d = function(arg0) {
    const ret = Promise.resolve(arg0);
    return ret;
};

module.exports.__wbg_static_accessor_GLOBAL_88a902d13a557d07 = function() {
    const ret = typeof global === 'undefined' ? null : global;
    return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
};

module.exports.__wbg_static_accessor_GLOBAL_THIS_56578be7e9f832b0 = function() {
    const ret = typeof globalThis === 'undefined' ? null : globalThis;
    return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
};

module.exports.__wbg_static_accessor_SELF_37c5d418e4bf5819 = function() {
    const ret = typeof self === 'undefined' ? null : self;
    return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
};

module.exports.__wbg_static_accessor_WINDOW_5de37043a91a9c40 = function() {
    const ret = typeof window === 'undefined' ? null : window;
    return isLikeNone(ret) ? 0 : addToExternrefTable0(ret);
};

module.exports.__wbg_then_44b73946d2fb3e7d = function(arg0, arg1) {
    const ret = arg0.then(arg1);
    return ret;
};

module.exports.__wbindgen_cb_drop = function(arg0) {
    const obj = arg0.original;
    if (obj.cnt-- == 1) {
        obj.a = 0;
        return true;
    }
    const ret = false;
    return ret;
};

module.exports.__wbindgen_closure_wrapper60 = function(arg0, arg1, arg2) {
    const ret = makeMutClosure(arg0, arg1, 13, __wbg_adapter_20);
    return ret;
};

module.exports.__wbindgen_error_new = function(arg0, arg1) {
    const ret = new Error(getStringFromWasm0(arg0, arg1));
    return ret;
};

module.exports.__wbindgen_init_externref_table = function() {
    const table = wasm.__wbindgen_export_2;
    const offset = table.grow(4);
    table.set(0, undefined);
    table.set(offset + 0, undefined);
    table.set(offset + 1, null);
    table.set(offset + 2, true);
    table.set(offset + 3, false);
    ;
};

module.exports.__wbindgen_is_function = function(arg0) {
    const ret = typeof(arg0) === 'function';
    return ret;
};

module.exports.__wbindgen_is_undefined = function(arg0) {
    const ret = arg0 === undefined;
    return ret;
};

module.exports.__wbindgen_memory = function() {
    const ret = wasm.memory;
    return ret;
};

module.exports.__wbindgen_throw = function(arg0, arg1) {
    throw new Error(getStringFromWasm0(arg0, arg1));
};

const path = require('path').join(__dirname, 'index_bg.wasm');
const bytes = require('fs').readFileSync(path);

const wasmModule = new WebAssembly.Module(bytes);
const wasmInstance = new WebAssembly.Instance(wasmModule, imports);
wasm = wasmInstance.exports;
module.exports.__wasm = wasm;

wasm.__wbindgen_start();