From 8eff962cab608341a6f2fedc640a0e32d96f26e2 Mon Sep 17 00:00:00 2001 From: altaf-creator Date: Sun, 9 Nov 2025 11:15:19 +0800 Subject: pain --- .../node_modules/@protobufjs/utf8/index.js | 105 +++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 frontend-old/node_modules/@protobufjs/utf8/index.js (limited to 'frontend-old/node_modules/@protobufjs/utf8/index.js') diff --git a/frontend-old/node_modules/@protobufjs/utf8/index.js b/frontend-old/node_modules/@protobufjs/utf8/index.js new file mode 100644 index 0000000..e4ff8df --- /dev/null +++ b/frontend-old/node_modules/@protobufjs/utf8/index.js @@ -0,0 +1,105 @@ +"use strict"; + +/** + * A minimal UTF8 implementation for number arrays. + * @memberof util + * @namespace + */ +var utf8 = exports; + +/** + * Calculates the UTF8 byte length of a string. + * @param {string} string String + * @returns {number} Byte length + */ +utf8.length = function utf8_length(string) { + var len = 0, + c = 0; + for (var i = 0; i < string.length; ++i) { + c = string.charCodeAt(i); + if (c < 128) + len += 1; + else if (c < 2048) + len += 2; + else if ((c & 0xFC00) === 0xD800 && (string.charCodeAt(i + 1) & 0xFC00) === 0xDC00) { + ++i; + len += 4; + } else + len += 3; + } + return len; +}; + +/** + * Reads UTF8 bytes as a string. + * @param {Uint8Array} buffer Source buffer + * @param {number} start Source start + * @param {number} end Source end + * @returns {string} String read + */ +utf8.read = function utf8_read(buffer, start, end) { + var len = end - start; + if (len < 1) + return ""; + var parts = null, + chunk = [], + i = 0, // char offset + t; // temporary + while (start < end) { + t = buffer[start++]; + if (t < 128) + chunk[i++] = t; + else if (t > 191 && t < 224) + chunk[i++] = (t & 31) << 6 | buffer[start++] & 63; + else if (t > 239 && t < 365) { + t = ((t & 7) << 18 | (buffer[start++] & 63) << 12 | (buffer[start++] & 63) << 6 | buffer[start++] & 63) - 0x10000; + chunk[i++] = 0xD800 + (t >> 10); + chunk[i++] = 0xDC00 + (t & 1023); + } else + chunk[i++] = (t & 15) << 12 | (buffer[start++] & 63) << 6 | buffer[start++] & 63; + if (i > 8191) { + (parts || (parts = [])).push(String.fromCharCode.apply(String, chunk)); + i = 0; + } + } + if (parts) { + if (i) + parts.push(String.fromCharCode.apply(String, chunk.slice(0, i))); + return parts.join(""); + } + return String.fromCharCode.apply(String, chunk.slice(0, i)); +}; + +/** + * Writes a string as UTF8 bytes. + * @param {string} string Source string + * @param {Uint8Array} buffer Destination buffer + * @param {number} offset Destination offset + * @returns {number} Bytes written + */ +utf8.write = function utf8_write(string, buffer, offset) { + var start = offset, + c1, // character 1 + c2; // character 2 + for (var i = 0; i < string.length; ++i) { + c1 = string.charCodeAt(i); + if (c1 < 128) { + buffer[offset++] = c1; + } else if (c1 < 2048) { + buffer[offset++] = c1 >> 6 | 192; + buffer[offset++] = c1 & 63 | 128; + } else if ((c1 & 0xFC00) === 0xD800 && ((c2 = string.charCodeAt(i + 1)) & 0xFC00) === 0xDC00) { + c1 = 0x10000 + ((c1 & 0x03FF) << 10) + (c2 & 0x03FF); + ++i; + buffer[offset++] = c1 >> 18 | 240; + buffer[offset++] = c1 >> 12 & 63 | 128; + buffer[offset++] = c1 >> 6 & 63 | 128; + buffer[offset++] = c1 & 63 | 128; + } else { + buffer[offset++] = c1 >> 12 | 224; + buffer[offset++] = c1 >> 6 & 63 | 128; + buffer[offset++] = c1 & 63 | 128; + } + } + return offset - start; +}; -- cgit v1.2.3