ip.h

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#pragma once
 
#include <stdint.h>
#include <stddef.h>
#include "common.h"
 
/* ============================================================================
 * IP Address Validation Functions
 * @{
 */
 
int is_valid_ipv4(const char *ip);
 
int is_valid_ipv6(const char *ip);
 
/* ============================================================================
 * IP Address Parsing Functions
 * @{
 */
 
int parse_ipv6_address(const char *input, char *output, size_t output_size);
 
int parse_ip_with_port(const char *input, char *ip_output, size_t ip_output_size, uint16_t *port_output);
 
int parse_address_with_optional_port(const char *input, char *address_output, size_t address_output_size,
                                     uint16_t *port_output, uint16_t default_port);
 
/* ============================================================================
 * IP Address Formatting Functions
 * @{
 */
 
asciichat_error_t format_ip_address(int family, const struct sockaddr *addr, char *output, size_t output_size);
 
asciichat_error_t format_ip_with_port(const char *ip, uint16_t port, char *output, size_t output_size);