export declare const convertDecimalOctetToBinary: (decimalOctet: string) => string;
export declare const convertBinaryOctetToDecimal: (binaryOctet: string) => string;
/**
 * Converts an IPv4 address to its binary representation.
 *
 * This function takes a string representation of an IPv4 address and converts it
 * to its binary equivalent. Each octet is converted to an 8-bit binary string,
 * and the resulting octets are joined with dots.
 *
 * @param {string} ipAddress - The IPv4 address to convert.
 * @returns {string} The binary representation of the IP address, with dots separating each octet.
 * @throws {Error} If the input is not a valid IPv4 address.
 *
 * @example
 * ipToBinary('192.168.1.1');  // returns '11000000.10101000.00000001.00000001'
 * ipToBinary('10.0.0.1');     // returns '00001010.00000000.00000000.00000001'
 *
 *
 */
export declare const ipToBinary: (ipAddress: string) => string;
/**
 * Converts a binary representation of an IPv4 address to its decimal notation.
 *
 * This function takes a string of binary octets (separated by dots) and converts
 * it back to a standard IPv4 address in decimal notation. It validates the input
 * to ensure it's a properly formatted binary IP address.
 *
 * @param {string} binaryIP - The binary representation of the IP address, with dots separating each octet.
 * @returns {string} The IPv4 address in decimal notation.
 * @throws {Error} If the input is not a valid binary representation of an IPv4 address.
 *
 * @example
 * binaryToIP('11000000.10101000.00000001.00000001');  // returns '192.168.1.1'
 * binaryToIP('00001010.00000000.00000000.00000001');  // returns '10.0.0.1'
 *
 *
 */
export declare const binaryToIP: (binaryIP: string) => string;
/**
 * Converts an IPv4 address to its 32-bit integer representation.
 *
 * This function takes a string representation of an IPv4 address and converts it
 * to its equivalent 32-bit integer value. It uses bitwise operations to combine
 * the octets into a single integer.
 *
 * @param {string} ipAddress - The IPv4 address to convert.
 * @returns {number} The 32-bit integer representation of the IP address.
 * @throws {Error} If the input is not a valid IPv4 address.
 *
 * @example
 * ipToInteger('192.168.1.1');  // returns 3232235777
 * ipToInteger('10.0.0.1');     // returns 167772161
 *
 *
 */
export declare const ipToInteger: (ipAddress: string) => number;
/**
 * Converts a 32-bit integer to its IPv4 address representation.
 *
 * This function takes a 32-bit integer and converts it back to a standard IPv4
 * address in decimal notation. It uses bitwise operations to extract each octet
 * from the integer.
 *
 * @param {number} integer - The 32-bit integer to convert.
 * @returns {string} The IPv4 address in decimal notation.
 * @throws {Error} If the input is not a valid 32-bit unsigned integer.
 *
 * @example
 * integerToIP(3232235777);  // returns '192.168.1.1'
 * integerToIP(167772161);   // returns '10.0.0.1'
 *
 *
 */
export declare const integerToIP: (integer: number) => string;
/**
 * Calculates the subnet mask from the given CIDR notation.
 *
 * This function takes a CIDR prefix length and generates the corresponding
 * subnet mask in IPv4 format. It creates a binary string of 1s followed by 0s,
 * then converts each 8-bit segment to its decimal equivalent.
 *
 * @param {number} prefix - The CIDR notation (0-32).
 * @returns {string} The subnet mask in IPv4 format.
 * @throws {Error} If the CIDR is not a valid number between 0 and 32.
 *
 * @example
 * cidrToSubnetMask(24);  // returns '255.255.255.0'
 * cidrToSubnetMask(16);  // returns '255.255.0.0'
 *
 */
export declare const cidrToSubnetMask: (prefix: number) => string;
/**
 * Calculates the CIDR notation from the given subnet mask.
 *
 * This function takes a subnet mask in IPv4 format and determines the
 * equivalent CIDR prefix length. It does this by converting the mask to
 * binary and counting the number of consecutive 1s from the start.
 *
 * @param {string} subnetMask - The subnet mask in IPv4 format.
 * @returns {number} The CIDR notation (0-32).
 * @throws {Error} If the subnet mask is not valid.
 *
 * @example
 * subnetMaskToCIDR('255.255.255.0');  // returns 24
 * subnetMaskToCIDR('255.255.0.0');    // returns 16
 *
 */
export declare const subnetMaskToCIDR: (subnetMask: string) => number;