FM / utils

/opt/canhelp/node_modules/hono/dist/utils/

/opt/canhelp/node_modules/hono/dist/utils

Name	Size	Mode	Actions
jwt/	-	0755	rm
accept.js	5640	0644	edit dl rm
basic-auth.js	628	0644	edit dl rm
body.js	2246	0644	edit dl rm
buffer.js	2045	0644	edit dl rm
color.js	765	0644	edit dl rm
compress.js	722	0644	edit dl rm
concurrent.js	853	0644	edit dl rm
constants.js	102	0644	edit dl rm
cookie.js	5159	0644	edit dl rm
crypto.js	1144	0644	edit dl rm
encode.js	864	0644	edit dl rm
filepath.js	1016	0644	edit dl rm
handler.js	387	0644	edit dl rm
headers.js	0	0644	edit dl rm
html.js	3001	0644	edit dl rm
http-status.js	0	0644	edit dl rm
ipaddr.js	2783	0644	edit dl rm
mime.js	1949	0644	edit dl rm
stream.js	1794	0644	edit dl rm
types.js	0	0644	edit dl rm
url.js	6458	0644	edit dl rm

Edit: /opt/canhelp/node_modules/hono/dist/utils/ipaddr.js (2783B)

// src/utils/ipaddr.ts
var expandIPv6 = (ipV6) => {
  const sections = ipV6.split(":");
  if (IPV4_REGEX.test(sections.at(-1))) {
    sections.splice(
      -1,
      1,
      ...convertIPv6BinaryToString(convertIPv4ToBinary(sections.at(-1))).substring(2).split(":")
      // => ['7f00', '0001']
    );
  }
  for (let i = 0; i < sections.length; i++) {
    const node = sections[i];
    if (node !== "") {
      sections[i] = node.padStart(4, "0");
    } else {
      sections[i + 1] === "" && sections.splice(i + 1, 1);
      sections[i] = new Array(8 - sections.length + 1).fill("0000").join(":");
    }
  }
  return sections.join(":");
};
var IPV4_OCTET_PART = "(?:25[0-5]|2[0-4][0-9]|1[0-9]{2}|[1-9]?[0-9])";
var IPV4_REGEX = new RegExp(`^(?:${IPV4_OCTET_PART}\\.){3}${IPV4_OCTET_PART}$`);
var distinctRemoteAddr = (remoteAddr) => {
  if (IPV4_REGEX.test(remoteAddr)) {
    return "IPv4";
  }
  if (remoteAddr.includes(":")) {
    return "IPv6";
  }
};
var convertIPv4ToBinary = (ipv4) => {
  const parts = ipv4.split(".");
  let result = 0n;
  for (let i = 0; i < 4; i++) {
    result <<= 8n;
    result += BigInt(parts[i]);
  }
  return result;
};
var convertIPv6ToBinary = (ipv6) => {
  const sections = expandIPv6(ipv6).split(":");
  let result = 0n;
  for (let i = 0; i < 8; i++) {
    result <<= 16n;
    result += BigInt(parseInt(sections[i], 16));
  }
  return result;
};
var convertIPv4BinaryToString = (ipV4) => {
  const sections = [];
  for (let i = 0; i < 4; i++) {
    sections.push(ipV4 >> BigInt(8 * (3 - i)) & 0xffn);
  }
  return sections.join(".");
};
var convertIPv6BinaryToString = (ipV6) => {
  if (ipV6 >> 32n === 0xffffn) {
    return `::ffff:${convertIPv4BinaryToString(ipV6 & 0xffffffffn)}`;
  }
  const sections = [];
  for (let i = 0; i < 8; i++) {
    sections.push((ipV6 >> BigInt(16 * (7 - i)) & 0xffffn).toString(16));
  }
  let currentZeroStart = -1;
  let maxZeroStart = -1;
  let maxZeroEnd = -1;
  for (let i = 0; i < 8; i++) {
    if (sections[i] === "0") {
      if (currentZeroStart === -1) {
        currentZeroStart = i;
      }
    } else {
      if (currentZeroStart > -1) {
        if (i - currentZeroStart > maxZeroEnd - maxZeroStart) {
          maxZeroStart = currentZeroStart;
          maxZeroEnd = i;
        }
        currentZeroStart = -1;
      }
    }
  }
  if (currentZeroStart > -1) {
    if (8 - currentZeroStart > maxZeroEnd - maxZeroStart) {
      maxZeroStart = currentZeroStart;
      maxZeroEnd = 8;
    }
  }
  if (maxZeroStart !== -1) {
    sections.splice(maxZeroStart, maxZeroEnd - maxZeroStart, ":");
  }
  return sections.join(":").replace(/:{2,}/g, "::");
};
export {
  convertIPv4BinaryToString,
  convertIPv4ToBinary,
  convertIPv6BinaryToString,
  convertIPv6ToBinary,
  distinctRemoteAddr,
  expandIPv6
};

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