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78 lines
3.0 KiB
78 lines
3.0 KiB
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
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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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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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function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
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function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
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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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function concatUint8Arrays() {
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for (var _len = arguments.length, arrays = new Array(_len), _key = 0; _key < _len; _key++) {
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arrays[_key] = arguments[_key];
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}
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var totalLength = arrays.reduce(function (a, b) {
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return a + b.length;
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}, 0);
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var result = new Uint8Array(totalLength);
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var offset = 0;
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for (var _i = 0, _arrays = arrays; _i < _arrays.length; _i++) {
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var arr = _arrays[_i];
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if (arr instanceof Uint8Array === false) {
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throw new Error("arr must be of type Uint8Array");
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}
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result.set(arr, offset);
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offset += arr.length;
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}
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return result;
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}
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export function overrideBytesInBuffer(buffer, startLoc, endLoc, newBytes) {
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var beforeBytes = buffer.slice(0, startLoc);
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var afterBytes = buffer.slice(endLoc, buffer.length); // replacement is empty, we can omit it
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if (newBytes.length === 0) {
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return concatUint8Arrays(beforeBytes, afterBytes);
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}
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var replacement = Uint8Array.from(newBytes);
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return concatUint8Arrays(beforeBytes, replacement, afterBytes);
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}
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export function makeBuffer() {
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for (var _len2 = arguments.length, splitedBytes = new Array(_len2), _key2 = 0; _key2 < _len2; _key2++) {
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splitedBytes[_key2] = arguments[_key2];
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}
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// $FlowIgnore
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var bytes = [].concat.apply([], splitedBytes);
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return new Uint8Array(bytes).buffer;
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}
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export function fromHexdump(str) {
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var lines = str.split("\n"); // remove any leading left whitespace
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lines = lines.map(function (line) {
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return line.trim();
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});
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var bytes = lines.reduce(function (acc, line) {
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var cols = line.split(" "); // remove the offset, left column
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cols.shift();
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cols = cols.filter(function (x) {
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return x !== "";
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});
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var bytes = cols.map(function (x) {
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return parseInt(x, 16);
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});
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acc.push.apply(acc, _toConsumableArray(bytes));
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return acc;
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}, []);
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return new Uint8Array(bytes);
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} |