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109 lines
4.4 KiB
109 lines
4.4 KiB
"use strict"; |
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Object.defineProperty(exports, "__esModule", { value: true }); |
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exports.solidityPackedSha256 = exports.solidityPackedKeccak256 = exports.solidityPacked = void 0; |
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const index_js_1 = require("../address/index.js"); |
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const index_js_2 = require("../crypto/index.js"); |
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const index_js_3 = require("../utils/index.js"); |
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const regexBytes = new RegExp("^bytes([0-9]+)$"); |
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const regexNumber = new RegExp("^(u?int)([0-9]*)$"); |
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const regexArray = new RegExp("^(.*)\\[([0-9]*)\\]$"); |
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function _pack(type, value, isArray) { |
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switch (type) { |
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case "address": |
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if (isArray) { |
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return (0, index_js_3.getBytes)((0, index_js_3.zeroPadValue)(value, 32)); |
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} |
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return (0, index_js_3.getBytes)((0, index_js_1.getAddress)(value)); |
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case "string": |
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return (0, index_js_3.toUtf8Bytes)(value); |
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case "bytes": |
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return (0, index_js_3.getBytes)(value); |
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case "bool": |
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value = (!!value ? "0x01" : "0x00"); |
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if (isArray) { |
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return (0, index_js_3.getBytes)((0, index_js_3.zeroPadValue)(value, 32)); |
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} |
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return (0, index_js_3.getBytes)(value); |
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} |
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let match = type.match(regexNumber); |
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if (match) { |
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let signed = (match[1] === "int"); |
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let size = parseInt(match[2] || "256"); |
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(0, index_js_3.assertArgument)((!match[2] || match[2] === String(size)) && (size % 8 === 0) && size !== 0 && size <= 256, "invalid number type", "type", type); |
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if (isArray) { |
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size = 256; |
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} |
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if (signed) { |
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value = (0, index_js_3.toTwos)(value, size); |
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} |
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return (0, index_js_3.getBytes)((0, index_js_3.zeroPadValue)((0, index_js_3.toBeArray)(value), size / 8)); |
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} |
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match = type.match(regexBytes); |
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if (match) { |
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const size = parseInt(match[1]); |
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(0, index_js_3.assertArgument)(String(size) === match[1] && size !== 0 && size <= 32, "invalid bytes type", "type", type); |
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(0, index_js_3.assertArgument)((0, index_js_3.dataLength)(value) === size, `invalid value for ${type}`, "value", value); |
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if (isArray) { |
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return (0, index_js_3.getBytes)((0, index_js_3.zeroPadBytes)(value, 32)); |
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} |
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return value; |
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} |
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match = type.match(regexArray); |
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if (match && Array.isArray(value)) { |
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const baseType = match[1]; |
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const count = parseInt(match[2] || String(value.length)); |
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(0, index_js_3.assertArgument)(count === value.length, `invalid array length for ${type}`, "value", value); |
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const result = []; |
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value.forEach(function (value) { |
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result.push(_pack(baseType, value, true)); |
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}); |
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return (0, index_js_3.getBytes)((0, index_js_3.concat)(result)); |
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} |
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(0, index_js_3.assertArgument)(false, "invalid type", "type", type); |
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} |
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// @TODO: Array Enum |
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/** |
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* Computes the [[link-solc-packed]] representation of %%values%% |
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* respectively to their %%types%%. |
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* |
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* @example: |
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* addr = "0x8ba1f109551bd432803012645ac136ddd64dba72" |
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* solidityPacked([ "address", "uint" ], [ addr, 45 ]); |
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* //_result: |
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*/ |
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function solidityPacked(types, values) { |
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(0, index_js_3.assertArgument)(types.length === values.length, "wrong number of values; expected ${ types.length }", "values", values); |
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const tight = []; |
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types.forEach(function (type, index) { |
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tight.push(_pack(type, values[index])); |
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}); |
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return (0, index_js_3.hexlify)((0, index_js_3.concat)(tight)); |
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} |
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exports.solidityPacked = solidityPacked; |
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/** |
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* Computes the [[link-solc-packed]] [[keccak256]] hash of %%values%% |
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* respectively to their %%types%%. |
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* |
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* @example: |
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* addr = "0x8ba1f109551bd432803012645ac136ddd64dba72" |
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* solidityPackedKeccak256([ "address", "uint" ], [ addr, 45 ]); |
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* //_result: |
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*/ |
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function solidityPackedKeccak256(types, values) { |
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return (0, index_js_2.keccak256)(solidityPacked(types, values)); |
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} |
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exports.solidityPackedKeccak256 = solidityPackedKeccak256; |
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/** |
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* Computes the [[link-solc-packed]] [[sha256]] hash of %%values%% |
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* respectively to their %%types%%. |
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* |
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* @example: |
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* addr = "0x8ba1f109551bd432803012645ac136ddd64dba72" |
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* solidityPackedSha256([ "address", "uint" ], [ addr, 45 ]); |
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* //_result: |
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*/ |
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function solidityPackedSha256(types, values) { |
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return (0, index_js_2.sha256)(solidityPacked(types, values)); |
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} |
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exports.solidityPackedSha256 = solidityPackedSha256; |
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//# sourceMappingURL=solidity.js.map
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