b2e427791b
- Admin dashboard (/admin/consent-logs) with password auth - Consent API (/api/consent) with SQLite + IP hashing - Privacy Policy (Thai) - PDPA Section 36 compliant - Terms & Conditions (Thai) - 9 standard clauses - .env.example template with Umami placeholder All pages preserve current design system.
96 lines
2.6 KiB
JavaScript
96 lines
2.6 KiB
JavaScript
import { VARINT, FIXED_64, LENGTH_DELIMITED } from "./util.js";
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export class MessageWriter {
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#buf;
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#array;
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#view;
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#pos;
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constructor() {
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this.#buf = new ArrayBuffer(256);
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this.#array = new Uint8Array(this.#buf);
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this.#view = new DataView(this.#buf);
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this.#pos = 0;
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}
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#ensure(extra) {
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if (this.#pos + extra <= this.#buf.byteLength) {
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return;
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}
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let newCap = this.#buf.byteLength;
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while (newCap < this.#pos + extra) {
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newCap *= 2;
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}
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const newBuf = new ArrayBuffer(newCap);
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const newArray = new Uint8Array(newBuf);
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const newView = new DataView(newBuf);
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newArray.set(new Uint8Array(this.#buf, 0, this.#pos));
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this.#buf = newBuf;
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this.#array = newArray;
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this.#view = newView;
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}
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#varint(value) {
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this.#ensure(5);
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value = 0 | value;
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do {
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let byte = value & 0x7f;
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value >>>= 7;
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byte |= (value ? 0x80 : 0);
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this.#array[this.#pos++] = byte;
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} while (value);
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}
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#varintBig(value) {
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this.#ensure(10);
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value = value & 0xffffffffffffffffn;
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do {
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let byte = Number(value & 0x7fn);
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value >>= 7n;
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byte |= (value ? 0x80 : 0);
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this.#array[this.#pos++] = byte;
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} while (value);
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}
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#tag(tag, wireType) {
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this.#varint((tag << 3) | wireType);
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}
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bytes(tag, value) {
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this.#tag(tag, LENGTH_DELIMITED);
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this.#varint(value.byteLength);
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this.#ensure(value.byteLength);
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this.#array.set(value, this.#pos);
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this.#pos += value.byteLength;
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}
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string(tag, value) {
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this.bytes(tag, new TextEncoder().encode(value));
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}
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message(tag, value, fun) {
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const writer = new MessageWriter();
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fun(writer, value);
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this.bytes(tag, writer.data());
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}
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int32(tag, value) {
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this.#tag(tag, VARINT);
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this.#varint(value);
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}
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uint32(tag, value) {
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this.int32(tag, value);
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}
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bool(tag, value) {
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this.int32(tag, value ? 1 : 0);
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}
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sint64(tag, value) {
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this.#tag(tag, VARINT);
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this.#varintBig((value << 1n) ^ (value >> 63n));
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}
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double(tag, value) {
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this.#tag(tag, FIXED_64);
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this.#ensure(8);
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this.#view.setFloat64(this.#pos, value, true);
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this.#pos += 8;
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}
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data() {
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return new Uint8Array(this.#buf, 0, this.#pos);
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}
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}
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export function writeProtobufMessage(value, fun) {
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const w = new MessageWriter();
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fun(w, value);
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return w.data();
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}
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