@webbuf/webbuf/src/rs-webbuf-inline-base64/webbuf_bg.js

Rust/WASM optimized buffers for the web, node.js, deno, and bun.

let wasm;
export function __wbg_set_wasm(val) {
    wasm = val;
}


const lTextDecoder = typeof TextDecoder === 'undefined' ? (0, module.require)('util').TextDecoder : TextDecoder;

let cachedTextDecoder = new lTextDecoder('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));
}

const heap = new Array(128).fill(undefined);

heap.push(undefined, null, true, false);

let heap_next = heap.length;

function addHeapObject(obj) {
    if (heap_next === heap.length) heap.push(heap.length + 1);
    const idx = heap_next;
    heap_next = heap[idx];

    heap[idx] = obj;
    return idx;
}

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;
}

let cachedDataViewMemory0 = null;

function getDataViewMemory0() {
    if (cachedDataViewMemory0 === null || cachedDataViewMemory0.buffer.detached === true || (cachedDataViewMemory0.buffer.detached === undefined && cachedDataViewMemory0.buffer !== wasm.memory.buffer)) {
        cachedDataViewMemory0 = new DataView(wasm.memory.buffer);
    }
    return cachedDataViewMemory0;
}
/**
 * Encode a byte slice into a base64 string using the default engine
 * @param {Uint8Array} data
 * @returns {string}
 */
export function encode_base64(data) {
    let deferred2_0;
    let deferred2_1;
    try {
        const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
        const ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
        const len0 = WASM_VECTOR_LEN;
        wasm.encode_base64(retptr, ptr0, len0);
        var r0 = getDataViewMemory0().getInt32(retptr + 4 * 0, true);
        var r1 = getDataViewMemory0().getInt32(retptr + 4 * 1, true);
        deferred2_0 = r0;
        deferred2_1 = r1;
        return getStringFromWasm0(r0, r1);
    } finally {
        wasm.__wbindgen_add_to_stack_pointer(16);
        wasm.__wbindgen_free(deferred2_0, deferred2_1, 1);
    }
}

const lTextEncoder = typeof TextEncoder === 'undefined' ? (0, module.require)('util').TextEncoder : TextEncoder;

let cachedTextEncoder = new lTextEncoder('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, 1) >>> 0;
        getUint8ArrayMemory0().subarray(ptr, ptr + buf.length).set(buf);
        WASM_VECTOR_LEN = buf.length;
        return ptr;
    }

    let len = arg.length;
    let ptr = malloc(len, 1) >>> 0;

    const mem = getUint8ArrayMemory0();

    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, 1) >>> 0;
        const view = getUint8ArrayMemory0().subarray(ptr + offset, ptr + len);
        const ret = encodeString(arg, view);

        offset += ret.written;
        ptr = realloc(ptr, len, offset, 1) >>> 0;
    }

    WASM_VECTOR_LEN = offset;
    return ptr;
}

function getObject(idx) { return heap[idx]; }

function dropObject(idx) {
    if (idx < 132) return;
    heap[idx] = heap_next;
    heap_next = idx;
}

function takeObject(idx) {
    const ret = getObject(idx);
    dropObject(idx);
    return ret;
}

function getArrayU8FromWasm0(ptr, len) {
    ptr = ptr >>> 0;
    return getUint8ArrayMemory0().subarray(ptr / 1, ptr / 1 + len);
}
/**
 * Decode a base64 string into a byte vector
 * Returns an error string if decoding fails
 * @param {string} encoded
 * @returns {Uint8Array}
 */
export function decode_base64_strip_whitespace(encoded) {
    try {
        const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
        const ptr0 = passStringToWasm0(encoded, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len0 = WASM_VECTOR_LEN;
        wasm.decode_base64_strip_whitespace(retptr, ptr0, len0);
        var r0 = getDataViewMemory0().getInt32(retptr + 4 * 0, true);
        var r1 = getDataViewMemory0().getInt32(retptr + 4 * 1, true);
        var r2 = getDataViewMemory0().getInt32(retptr + 4 * 2, true);
        var r3 = getDataViewMemory0().getInt32(retptr + 4 * 3, true);
        if (r3) {
            throw takeObject(r2);
        }
        var v2 = getArrayU8FromWasm0(r0, r1).slice();
        wasm.__wbindgen_free(r0, r1 * 1, 1);
        return v2;
    } finally {
        wasm.__wbindgen_add_to_stack_pointer(16);
    }
}

/**
 * @param {string} encoded
 * @returns {Uint8Array}
 */
export function decode_base64(encoded) {
    try {
        const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
        const ptr0 = passStringToWasm0(encoded, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len0 = WASM_VECTOR_LEN;
        wasm.decode_base64(retptr, ptr0, len0);
        var r0 = getDataViewMemory0().getInt32(retptr + 4 * 0, true);
        var r1 = getDataViewMemory0().getInt32(retptr + 4 * 1, true);
        var r2 = getDataViewMemory0().getInt32(retptr + 4 * 2, true);
        var r3 = getDataViewMemory0().getInt32(retptr + 4 * 3, true);
        if (r3) {
            throw takeObject(r2);
        }
        var v2 = getArrayU8FromWasm0(r0, r1).slice();
        wasm.__wbindgen_free(r0, r1 * 1, 1);
        return v2;
    } finally {
        wasm.__wbindgen_add_to_stack_pointer(16);
    }
}

/**
 * Encode a byte slice into a hex string
 * @param {Uint8Array} data
 * @returns {string}
 */
export function encode_hex(data) {
    let deferred2_0;
    let deferred2_1;
    try {
        const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
        const ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
        const len0 = WASM_VECTOR_LEN;
        wasm.encode_hex(retptr, ptr0, len0);
        var r0 = getDataViewMemory0().getInt32(retptr + 4 * 0, true);
        var r1 = getDataViewMemory0().getInt32(retptr + 4 * 1, true);
        deferred2_0 = r0;
        deferred2_1 = r1;
        return getStringFromWasm0(r0, r1);
    } finally {
        wasm.__wbindgen_add_to_stack_pointer(16);
        wasm.__wbindgen_free(deferred2_0, deferred2_1, 1);
    }
}

/**
 * Decode a hex string into a byte vector
 * Returns an error string if decoding fails
 * @param {string} encoded
 * @returns {Uint8Array}
 */
export function decode_hex(encoded) {
    try {
        const retptr = wasm.__wbindgen_add_to_stack_pointer(-16);
        const ptr0 = passStringToWasm0(encoded, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
        const len0 = WASM_VECTOR_LEN;
        wasm.decode_hex(retptr, ptr0, len0);
        var r0 = getDataViewMemory0().getInt32(retptr + 4 * 0, true);
        var r1 = getDataViewMemory0().getInt32(retptr + 4 * 1, true);
        var r2 = getDataViewMemory0().getInt32(retptr + 4 * 2, true);
        var r3 = getDataViewMemory0().getInt32(retptr + 4 * 3, true);
        if (r3) {
            throw takeObject(r2);
        }
        var v2 = getArrayU8FromWasm0(r0, r1).slice();
        wasm.__wbindgen_free(r0, r1 * 1, 1);
        return v2;
    } finally {
        wasm.__wbindgen_add_to_stack_pointer(16);
    }
}

export function __wbindgen_string_new(arg0, arg1) {
    const ret = getStringFromWasm0(arg0, arg1);
    return addHeapObject(ret);
};