548 lines
15 KiB
JavaScript
548 lines
15 KiB
JavaScript
var __defProp = Object.defineProperty;
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var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
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var __getOwnPropNames = Object.getOwnPropertyNames;
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var __hasOwnProp = Object.prototype.hasOwnProperty;
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var __markAsModule = (target) => __defProp(target, "__esModule", { value: true });
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var __export = (target, all) => {
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for (var name in all)
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__defProp(target, name, { get: all[name], enumerable: true });
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};
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var __reExport = (target, module2, copyDefault, desc) => {
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if (module2 && typeof module2 === "object" || typeof module2 === "function") {
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for (let key of __getOwnPropNames(module2))
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if (!__hasOwnProp.call(target, key) && (copyDefault || key !== "default"))
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__defProp(target, key, { get: () => module2[key], enumerable: !(desc = __getOwnPropDesc(module2, key)) || desc.enumerable });
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}
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return target;
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};
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var __toCommonJS = /* @__PURE__ */ ((cache) => {
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return (module2, temp) => {
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return cache && cache.get(module2) || (temp = __reExport(__markAsModule({}), module2, 1), cache && cache.set(module2, temp), temp);
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};
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})(typeof WeakMap !== "undefined" ? /* @__PURE__ */ new WeakMap() : 0);
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// index.node.ts
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var index_node_exports = {};
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__export(index_node_exports, {
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otorp: () => otorp_default
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});
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// src/util.ts
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var u8_to_dataview = (array) => new DataView(array.buffer, array.byteOffset, array.byteLength);
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var u8str = (u8) => new TextDecoder().decode(u8);
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var indent = (str, depth) => str.split(/\n/g).map((x) => x && " ".repeat(depth) + x).join("\n");
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function u8indexOf(u8, data, byteOffset) {
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if (typeof data == "number")
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return u8.indexOf(data, byteOffset);
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var l = byteOffset;
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if (typeof data == "string") {
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outs:
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while ((l = u8.indexOf(data.charCodeAt(0), l)) > -1) {
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++l;
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for (var j = 1; j < data.length; ++j)
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if (u8[l + j - 1] != data.charCodeAt(j))
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continue outs;
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return l - 1;
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}
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} else {
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outb:
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while ((l = u8.indexOf(data[0], l)) > -1) {
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++l;
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for (var j = 1; j < data.length; ++j)
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if (u8[l + j - 1] != data[j])
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continue outb;
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return l - 1;
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}
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}
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return -1;
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}
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// src/macho.ts
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var parse_fat = (buf) => {
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var dv = u8_to_dataview(buf);
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if (dv.getUint32(0, false) !== 3405691582)
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throw new Error("Unsupported file");
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var nfat_arch = dv.getUint32(4, false);
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var out = [];
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for (var i = 0; i < nfat_arch; ++i) {
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var start = i * 20 + 8;
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var cputype = dv.getUint32(start, false);
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var cpusubtype = dv.getUint32(start + 4, false);
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var offset = dv.getUint32(start + 8, false);
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var size = dv.getUint32(start + 12, false);
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var align = dv.getUint32(start + 16, false);
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out.push({
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type: cputype,
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subtype: cpusubtype,
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offset,
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size,
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align,
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data: buf.slice(offset, offset + size)
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});
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}
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return out;
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};
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var parse_macho = (buf) => {
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var dv = u8_to_dataview(buf);
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var magic = dv.getUint32(0, false);
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switch (magic) {
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case 3405691582:
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return parse_fat(buf);
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case 3489328638:
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return [{
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type: dv.getUint32(4, false),
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subtype: dv.getUint32(8, false),
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offset: 0,
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size: buf.length,
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data: buf
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}];
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}
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throw new Error("Unsupported file");
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};
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// src/proto.ts
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function parse_varint49(buf, ptr) {
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var l = ptr ? ptr[0] : 0;
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var usz = buf[l] & 127;
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varint:
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if (buf[l++] >= 128) {
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usz |= (buf[l] & 127) << 7;
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if (buf[l++] < 128)
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break varint;
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usz |= (buf[l] & 127) << 14;
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if (buf[l++] < 128)
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break varint;
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usz |= (buf[l] & 127) << 21;
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if (buf[l++] < 128)
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break varint;
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usz += (buf[l] & 127) * Math.pow(2, 28);
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++l;
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if (buf[l++] < 128)
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break varint;
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usz += (buf[l] & 127) * Math.pow(2, 35);
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++l;
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if (buf[l++] < 128)
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break varint;
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usz += (buf[l] & 127) * Math.pow(2, 42);
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++l;
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if (buf[l++] < 128)
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break varint;
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}
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if (ptr)
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ptr[0] = l;
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return usz;
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}
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function varint_to_i32(buf) {
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var l = 0, i32 = buf[l] & 127;
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varint:
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if (buf[l++] >= 128) {
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i32 |= (buf[l] & 127) << 7;
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if (buf[l++] < 128)
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break varint;
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i32 |= (buf[l] & 127) << 14;
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if (buf[l++] < 128)
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break varint;
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i32 |= (buf[l] & 127) << 21;
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if (buf[l++] < 128)
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break varint;
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i32 |= (buf[l] & 127) << 28;
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}
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return i32;
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}
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function parse_shallow(buf) {
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var out = [], ptr = [0];
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while (ptr[0] < buf.length) {
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var off = ptr[0];
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var num = parse_varint49(buf, ptr);
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var type = num & 7;
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num = Math.floor(num / 8);
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var len = 0;
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var res;
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if (num == 0)
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break;
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switch (type) {
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case 0:
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{
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var l = ptr[0];
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while (buf[ptr[0]++] >= 128)
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;
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res = buf.slice(l, ptr[0]);
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}
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break;
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case 5:
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len = 4;
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res = buf.slice(ptr[0], ptr[0] + len);
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ptr[0] += len;
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break;
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case 1:
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len = 8;
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res = buf.slice(ptr[0], ptr[0] + len);
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ptr[0] += len;
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break;
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case 2:
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len = parse_varint49(buf, ptr);
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res = buf.slice(ptr[0], ptr[0] + len);
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ptr[0] += len;
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break;
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case 3:
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case 4:
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default:
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throw new Error(`PB Type ${type} for Field ${num} at offset ${off}`);
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}
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var v = { offset: off, data: res, type };
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if (out[num] == null)
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out[num] = [v];
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else
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out[num].push(v);
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}
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return out;
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}
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function mappa(data, cb) {
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if (!data)
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return [];
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return data.map((d) => {
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try {
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return cb(d.data);
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} catch (e) {
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var m = e.message?.match(/at offset (\d+)/);
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if (m)
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e.message = e.message.replace(/at offset (\d+)/, "at offset " + (+m[1] + d.offset));
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throw e;
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}
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});
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}
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// src/descriptor.ts
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var TYPES = [
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"error",
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"double",
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"float",
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"int64",
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"uint64",
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"int32",
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"fixed64",
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"fixed32",
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"bool",
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"string",
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"group",
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"message",
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"bytes",
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"uint32",
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"enum",
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"sfixed32",
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"sfixed64",
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"sint32",
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"sint64"
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];
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function parse_FileOptions(buf) {
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var data = parse_shallow(buf);
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var out = {};
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if (data[1]?.[0])
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out.javaPackage = u8str(data[1][0].data);
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if (data[8]?.[0])
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out.javaOuterClassname = u8str(data[8][0].data);
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if (data[11]?.[0])
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out.goPackage = u8str(data[11][0].data);
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return out;
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}
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function parse_EnumValue(buf) {
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var data = parse_shallow(buf);
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var out = {};
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if (data[1]?.[0])
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out.name = u8str(data[1][0].data);
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if (data[2]?.[0])
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out.number = varint_to_i32(data[2][0].data);
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return out;
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}
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function parse_Enum(buf) {
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var data = parse_shallow(buf);
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var out = {};
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if (data[1]?.[0])
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out.name = u8str(data[1][0].data);
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out.value = mappa(data[2], parse_EnumValue);
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return out;
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}
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var write_Enum = (en) => {
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var out = [`enum ${en.name} {`];
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en.value?.forEach(({ name, number }) => out.push(` ${name} = ${number};`));
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return out.concat(`}`).join("\n");
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};
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function parse_FieldOptions(buf) {
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var data = parse_shallow(buf);
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var out = {};
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if (data[2]?.[0])
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out.packed = !!data[2][0].data;
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if (data[3]?.[0])
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out.deprecated = !!data[3][0].data;
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return out;
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}
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function parse_Field(buf) {
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var data = parse_shallow(buf);
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var out = {};
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if (data[1]?.[0])
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out.name = u8str(data[1][0].data);
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if (data[2]?.[0])
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out.extendee = u8str(data[2][0].data);
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if (data[3]?.[0])
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out.number = varint_to_i32(data[3][0].data);
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if (data[4]?.[0])
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out.label = varint_to_i32(data[4][0].data);
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if (data[5]?.[0])
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out.type = varint_to_i32(data[5][0].data);
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if (data[6]?.[0])
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out.typeName = u8str(data[6][0].data);
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if (data[7]?.[0])
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out.defaultValue = u8str(data[7][0].data);
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if (data[8]?.[0])
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out.options = parse_FieldOptions(data[8][0].data);
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return out;
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}
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function write_Field(field) {
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var out = [];
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var label = ["", "optional ", "required ", "repeated "][field.label] || "";
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var type = field.typeName || TYPES[field.type] || "s5s";
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var opts = [];
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if (field.defaultValue)
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opts.push(`default = ${field.defaultValue}`);
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if (field.options?.packed)
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opts.push(`packed = true`);
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if (field.options?.deprecated)
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opts.push(`deprecated = true`);
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var os = opts.length ? ` [${opts.join(", ")}]` : "";
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out.push(`${label}${type} ${field.name} = ${field.number}${os};`);
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return out.length ? indent(out.join("\n"), 1) : "";
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}
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function write_extensions(ext, xtra = false, coalesce = true) {
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var res = [];
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var xt = [];
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ext.forEach((ext2) => {
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if (!ext2.extendee)
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return;
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var row = coalesce ? xt.find((x) => x[0] == ext2.extendee) : xt[xt.length - 1]?.[0] == ext2.extendee ? xt[xt.length - 1] : null;
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if (row)
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row[1].push(ext2);
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else
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xt.push([ext2.extendee, [ext2]]);
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});
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xt.forEach((extrow) => {
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var out = [`extend ${extrow[0]} {`];
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extrow[1].forEach((ext2) => out.push(write_Field(ext2)));
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res.push(out.concat(`}`).join("\n") + (xtra ? "\n" : ""));
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});
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return res.join("\n");
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}
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function parse_mtype(buf) {
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var data = parse_shallow(buf);
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var out = {};
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if (data[1]?.[0])
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out.name = u8str(data[1][0].data);
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if (data[2]?.length >= 1)
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out.field = mappa(data[2], parse_Field);
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if (data[3]?.length >= 1)
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out.nestedType = mappa(data[3], parse_mtype);
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if (data[4]?.length >= 1)
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out.enumType = mappa(data[4], parse_Enum);
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if (data[6]?.length >= 1)
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out.extension = mappa(data[6], parse_Field);
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if (data[5]?.length >= 1)
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out.extensionRange = data[5].map((d) => {
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var data2 = parse_shallow(d.data);
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var out2 = {};
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if (data2[1]?.[0])
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out2.start = varint_to_i32(data2[1][0].data);
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if (data2[2]?.[0])
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out2.end = varint_to_i32(data2[2][0].data);
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return out2;
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});
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return out;
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}
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var write_mtype = (message) => {
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var out = [`message ${message.name} {`];
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message.nestedType?.forEach((m) => out.push(indent(write_mtype(m), 1)));
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message.enumType?.forEach((en) => out.push(indent(write_Enum(en), 1)));
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message.field?.forEach((field) => out.push(write_Field(field)));
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if (message.extensionRange)
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message.extensionRange.forEach((er) => out.push(` extensions ${er.start} to ${er.end - 1};`));
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if (message.extension?.length)
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out.push(indent(write_extensions(message.extension), 1));
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return out.concat(`}`).join("\n");
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};
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function parse_FileDescriptor(buf) {
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var data = parse_shallow(buf);
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var out = {};
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if (data[1]?.[0])
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out.name = u8str(data[1][0].data);
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if (data[2]?.[0])
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out.package = u8str(data[2][0].data);
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if (data[3]?.[0])
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out.dependency = data[3].map((x) => u8str(x.data));
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if (data[4]?.length >= 1)
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out.messageType = mappa(data[4], parse_mtype);
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if (data[5]?.length >= 1)
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out.enumType = mappa(data[5], parse_Enum);
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if (data[7]?.length >= 1)
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out.extension = mappa(data[7], parse_Field);
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if (data[8]?.[0])
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out.options = parse_FileOptions(data[8][0].data);
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return out;
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}
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var write_FileDescriptor = (pb) => {
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var out = [
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'syntax = "proto2";',
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""
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];
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if (pb.dependency)
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pb.dependency.forEach((n) => {
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if (n)
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out.push(`import "${n}";`);
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});
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if (pb.package)
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out.push(`package ${pb.package};
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`);
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if (pb.options) {
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var o = out.length;
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if (pb.options.javaPackage)
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out.push(`option java_package = "${pb.options.javaPackage}";`);
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if (pb.options.javaOuterClassname?.replace(/\W/g, ""))
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out.push(`option java_outer_classname = "${pb.options.javaOuterClassname}";`);
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if (pb.options.javaMultipleFiles)
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out.push(`option java_multiple_files = true;`);
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if (pb.options.goPackage)
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out.push(`option go_package = "${pb.options.goPackage}";`);
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if (out.length > o)
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out.push("");
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}
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pb.enumType?.forEach((en) => {
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if (en.name)
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out.push(write_Enum(en) + "\n");
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});
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pb.messageType?.forEach((m) => {
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if (m.name) {
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var o2 = write_mtype(m);
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if (o2)
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out.push(o2 + "\n");
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}
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});
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if (pb.extension?.length) {
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var e = write_extensions(pb.extension, true, false);
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if (e)
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out.push(e);
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}
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return out.join("\n") + "\n";
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};
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|
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// src/otorp.ts
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|
function otorp(buf, builtins = false) {
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var res = proto_offsets(buf);
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|
var registry = {};
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|
var names = /* @__PURE__ */ new Set();
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|
var out = [];
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|
res.forEach((r, i) => {
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|
if (!builtins && r[1].startsWith("google/protobuf/"))
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return;
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var b = buf.slice(r[0], i < res.length - 1 ? res[i + 1][0] : buf.length);
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var pb = parse_FileDescriptorProto(b);
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names.add(r[1]);
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registry[r[1]] = pb;
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});
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names.forEach((name) => {
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names.delete(name);
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var pb = registry[name];
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var doit = (pb.dependency || []).every((d) => !names.has(d));
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if (!doit) {
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names.add(name);
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return;
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}
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var dups = res.filter((r) => r[1] == name);
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|
if (dups.length == 1)
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return out.push({ name, proto: write_FileDescriptor(pb) });
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var pbs = dups.map((r) => {
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var i = res.indexOf(r);
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var b = buf.slice(r[0], i < res.length - 1 ? res[i + 1][0] : buf.length);
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var pb2 = parse_FileDescriptorProto(b);
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return write_FileDescriptor(pb2);
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});
|
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for (var l = 1; l < pbs.length; ++l)
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if (pbs[l] != pbs[0])
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throw new Error(`Conflicting definitions for ${name} at offsets 0x${dups[0][0].toString(16)} and 0x${dups[l][0].toString(16)}`);
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return out.push({ name, proto: pbs[0] });
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});
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return out;
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}
|
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var otorp_default = otorp;
|
|
var is_referenced = (buf, pos) => {
|
|
var dv = u8_to_dataview(buf);
|
|
for (var leaddr = 0; leaddr > -1 && leaddr < pos; leaddr = u8indexOf(buf, 141, leaddr + 1))
|
|
if (dv.getUint32(leaddr + 2, true) == pos - leaddr - 6)
|
|
return true;
|
|
try {
|
|
var headers = parse_macho(buf);
|
|
for (var i = 0; i < headers.length; ++i) {
|
|
if (pos < headers[i].offset || pos > headers[i].offset + headers[i].size)
|
|
continue;
|
|
var b = headers[i].data;
|
|
var p = pos - headers[i].offset;
|
|
var ref = new Uint8Array([0, 0, 0, 0, 0, 0, 0, 0]);
|
|
var dv = u8_to_dataview(ref);
|
|
dv.setInt32(0, p, true);
|
|
if (u8indexOf(b, ref, 0) > 0)
|
|
return true;
|
|
ref[4] = 1;
|
|
if (u8indexOf(b, ref, 0) > 0)
|
|
return true;
|
|
}
|
|
} catch (e) {
|
|
}
|
|
return false;
|
|
};
|
|
var proto_offsets = (buf) => {
|
|
var meta = parse_macho(buf);
|
|
var out = [];
|
|
var off = 0;
|
|
search:
|
|
while ((off = u8indexOf(buf, ".proto", off + 1)) > -1) {
|
|
var pos = off;
|
|
off += 6;
|
|
while (off - pos < 256 && buf[pos] != off - pos - 1) {
|
|
if (buf[pos] > 127 || buf[pos] < 32)
|
|
continue search;
|
|
--pos;
|
|
}
|
|
if (off - pos > 250)
|
|
continue;
|
|
var name = u8str(buf.slice(pos + 1, off));
|
|
if (buf[--pos] != 10)
|
|
continue;
|
|
if (!is_referenced(buf, pos)) {
|
|
console.error(`Reference to ${name} not found`);
|
|
continue;
|
|
}
|
|
var bin = meta.find((m) => m.offset <= pos && m.offset + m.size >= pos);
|
|
out.push([pos, name, bin?.type || -1, bin?.subtype || -1]);
|
|
}
|
|
return out;
|
|
};
|
|
var parse_FileDescriptorProto = (buf) => {
|
|
var l = buf.length;
|
|
while (l > 0)
|
|
try {
|
|
var b = buf.slice(0, l);
|
|
var o = parse_FileDescriptor(b);
|
|
return o;
|
|
} catch (e) {
|
|
var m = e.message.match(/at offset (\d+)/);
|
|
if (m && parseInt(m[1], 10) < buf.length)
|
|
l = parseInt(m[1], 10) - 1;
|
|
else
|
|
--l;
|
|
}
|
|
throw new RangeError("no protobuf message in range");
|
|
};
|
|
module.exports = __toCommonJS(index_node_exports);
|
|
// Annotate the CommonJS export names for ESM import in node:
|
|
0 && (module.exports = {
|
|
otorp
|
|
});
|
|
/*! otorp (C) 2013-present SheetJS -- http://sheetjs.com */
|
|
/*! sheetjs (C) 2013-present SheetJS -- http://sheetjs.com */
|