File size: 7,181 Bytes
5641073
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274

let wasm;

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

cachedTextDecoder.decode();

let cachegetUint8Memory0 = null;
function getUint8Memory0() {
    if (cachegetUint8Memory0 === null || cachegetUint8Memory0.buffer !== wasm.memory.buffer) {
        cachegetUint8Memory0 = new Uint8Array(wasm.memory.buffer);
    }
    return cachegetUint8Memory0;
}

function getStringFromWasm0(ptr, len) {
    return cachedTextDecoder.decode(getUint8Memory0().subarray(ptr, ptr + len));
}

let WASM_VECTOR_LEN = 0;

function passArray8ToWasm0(arg, malloc) {
    const ptr = malloc(arg.length * 1);
    getUint8Memory0().set(arg, ptr / 1);
    WASM_VECTOR_LEN = arg.length;
    return ptr;
}
/**
* @param {Uint8Array} data
* @param {Uint8Array} out
*/
export function hash(data, out) {
    try {
        var ptr0 = passArray8ToWasm0(data, wasm.__wbindgen_malloc);
        var len0 = WASM_VECTOR_LEN;
        var ptr1 = passArray8ToWasm0(out, wasm.__wbindgen_malloc);
        var len1 = WASM_VECTOR_LEN;
        wasm.hash(ptr0, len0, ptr1, len1);
    } finally {
        out.set(getUint8Memory0().subarray(ptr1 / 1, ptr1 / 1 + len1));
        wasm.__wbindgen_free(ptr1, len1 * 1);
    }
}

/**
* @returns {Blake3Hash}
*/
export function create_hasher() {
    var ret = wasm.create_hasher();
    return Blake3Hash.__wrap(ret);
}

/**
* @param {Uint8Array} key_slice
* @returns {Blake3Hash}
*/
export function create_keyed(key_slice) {
    var ptr0 = passArray8ToWasm0(key_slice, wasm.__wbindgen_malloc);
    var len0 = WASM_VECTOR_LEN;
    var ret = wasm.create_keyed(ptr0, len0);
    return Blake3Hash.__wrap(ret);
}

let 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;
}
/**
* @param {string} context
* @returns {Blake3Hash}
*/
export function create_derive(context) {
    var ptr0 = passStringToWasm0(context, wasm.__wbindgen_malloc, wasm.__wbindgen_realloc);
    var len0 = WASM_VECTOR_LEN;
    var ret = wasm.create_derive(ptr0, len0);
    return Blake3Hash.__wrap(ret);
}

const u32CvtShim = new Uint32Array(2);

const uint64CvtShim = new BigUint64Array(u32CvtShim.buffer);
/**
*/
export class Blake3Hash {

    static __wrap(ptr) {
        const obj = Object.create(Blake3Hash.prototype);
        obj.ptr = ptr;

        return obj;
    }

    free() {
        const ptr = this.ptr;
        this.ptr = 0;

        wasm.__wbg_blake3hash_free(ptr);
    }
    /**
    * @returns {HashReader}
    */
    reader() {
        var ret = wasm.blake3hash_reader(this.ptr);
        return HashReader.__wrap(ret);
    }
    /**
    * @param {Uint8Array} input_bytes
    */
    update(input_bytes) {
        var ptr0 = passArray8ToWasm0(input_bytes, wasm.__wbindgen_malloc);
        var len0 = WASM_VECTOR_LEN;
        wasm.blake3hash_update(this.ptr, ptr0, len0);
    }
    /**
    * @param {Uint8Array} out
    */
    digest(out) {
        try {
            var ptr0 = passArray8ToWasm0(out, wasm.__wbindgen_malloc);
            var len0 = WASM_VECTOR_LEN;
            wasm.blake3hash_digest(this.ptr, ptr0, len0);
        } finally {
            out.set(getUint8Memory0().subarray(ptr0 / 1, ptr0 / 1 + len0));
            wasm.__wbindgen_free(ptr0, len0 * 1);
        }
    }
}
/**
*/
export class HashReader {

    static __wrap(ptr) {
        const obj = Object.create(HashReader.prototype);
        obj.ptr = ptr;

        return obj;
    }

    free() {
        const ptr = this.ptr;
        this.ptr = 0;

        wasm.__wbg_hashreader_free(ptr);
    }
    /**
    * @param {Uint8Array} bytes
    */
    fill(bytes) {
        try {
            var ptr0 = passArray8ToWasm0(bytes, wasm.__wbindgen_malloc);
            var len0 = WASM_VECTOR_LEN;
            wasm.hashreader_fill(this.ptr, ptr0, len0);
        } finally {
            bytes.set(getUint8Memory0().subarray(ptr0 / 1, ptr0 / 1 + len0));
            wasm.__wbindgen_free(ptr0, len0 * 1);
        }
    }
    /**
    * @param {BigInt} position
    */
    set_position(position) {
        uint64CvtShim[0] = position;
        const low0 = u32CvtShim[0];
        const high0 = u32CvtShim[1];
        wasm.hashreader_set_position(this.ptr, low0, high0);
    }
}

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;
        }
    }
}

async function init(input) {
    if (typeof input === 'undefined') {
        input = import.meta.url.replace(/\.js$/, '_bg.wasm');
    }
    const imports = {};
    imports.wbg = {};
    imports.wbg.__wbindgen_throw = function(arg0, arg1) {
        throw new Error(getStringFromWasm0(arg0, arg1));
    };

    if (typeof input === 'string' || (typeof Request === 'function' && input instanceof Request) || (typeof URL === 'function' && input instanceof URL)) {
        input = fetch(input);
    }

    const { instance, module } = await load(await input, imports);

    wasm = instance.exports;
    init.__wbindgen_wasm_module = module;

    return wasm;
}

export default init;