1 | function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
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2 |
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3 | function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
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4 |
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5 | function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
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6 |
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7 | function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
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8 |
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9 | function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
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10 |
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11 | function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; }
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12 |
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13 | function concatUint8Arrays() {
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14 | for (var _len = arguments.length, arrays = new Array(_len), _key = 0; _key < _len; _key++) {
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15 | arrays[_key] = arguments[_key];
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16 | }
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17 |
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18 | var totalLength = arrays.reduce(function (a, b) {
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19 | return a + b.length;
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20 | }, 0);
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21 | var result = new Uint8Array(totalLength);
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22 | var offset = 0;
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23 |
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24 | for (var _i = 0, _arrays = arrays; _i < _arrays.length; _i++) {
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25 | var arr = _arrays[_i];
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26 |
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27 | if (arr instanceof Uint8Array === false) {
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28 | throw new Error("arr must be of type Uint8Array");
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29 | }
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30 |
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31 | result.set(arr, offset);
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32 | offset += arr.length;
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33 | }
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34 |
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35 | return result;
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36 | }
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37 |
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38 | export function overrideBytesInBuffer(buffer, startLoc, endLoc, newBytes) {
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39 | var beforeBytes = buffer.slice(0, startLoc);
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40 | var afterBytes = buffer.slice(endLoc, buffer.length); // replacement is empty, we can omit it
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41 |
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42 | if (newBytes.length === 0) {
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43 | return concatUint8Arrays(beforeBytes, afterBytes);
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44 | }
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45 |
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46 | var replacement = Uint8Array.from(newBytes);
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47 | return concatUint8Arrays(beforeBytes, replacement, afterBytes);
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48 | }
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49 | export function makeBuffer() {
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50 | for (var _len2 = arguments.length, splitedBytes = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
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51 | splitedBytes[_key2] = arguments[_key2];
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52 | }
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53 |
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54 | // $FlowIgnore
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55 | var bytes = [].concat.apply([], splitedBytes);
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56 | return new Uint8Array(bytes).buffer;
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57 | }
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58 | export function fromHexdump(str) {
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59 | var lines = str.split("\n"); // remove any leading left whitespace
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60 |
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61 | lines = lines.map(function (line) {
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62 | return line.trim();
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63 | });
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64 | var bytes = lines.reduce(function (acc, line) {
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65 | var cols = line.split(" "); // remove the offset, left column
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66 |
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67 | cols.shift();
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68 | cols = cols.filter(function (x) {
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69 | return x !== "";
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70 | });
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71 | var bytes = cols.map(function (x) {
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72 | return parseInt(x, 16);
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73 | });
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74 | acc.push.apply(acc, _toConsumableArray(bytes));
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75 | return acc;
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76 | }, []);
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77 | return new Uint8Array(bytes);
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78 | } |
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