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39 lines
837 B
39 lines
837 B
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.getPages = void 0;
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var _byteHelpers = require("./byte-helpers");
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var SYNC_WORD = (0, _byteHelpers.toUint8)([0x4f, 0x67, 0x67, 0x53]);
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var getPages = function getPages(bytes, start, end) {
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if (end === void 0) {
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end = Infinity;
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}
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bytes = (0, _byteHelpers.toUint8)(bytes);
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var pages = [];
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var i = 0;
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while (i < bytes.length && pages.length < end) {
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// we are unsynced,
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// find the next syncword
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if (!(0, _byteHelpers.bytesMatch)(bytes, SYNC_WORD, {
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offset: i
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})) {
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i++;
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continue;
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}
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var segmentLength = bytes[i + 27];
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pages.push(bytes.subarray(i, i + 28 + segmentLength));
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i += pages[pages.length - 1].length;
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}
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return pages.slice(start, end);
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};
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exports.getPages = getPages; |