blob: a5e59c6e9c15bbba3e89ff50eb4a56a6ed58c866 [file] [log] [blame]
/*
* Copyright (c) 2019 Linaro Limited
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifdef CONFIG_NET_SOCKETS
#include <zephyr/net/socketutils.h>
const char *net_addr_str_find_port(const char *addr_str)
{
const char *p = strrchr(addr_str, ':');
if (p == NULL) {
return NULL;
}
/* If it's not IPv6 numeric notation, we guaranteedly got a port */
if (*addr_str != '[') {
return p + 1;
}
/* IPv6 numeric address, and ':' preceded by ']' */
if (p[-1] == ']') {
return p + 1;
}
/* Otherwise, just raw IPv6 address, ':' is component separator */
return NULL;
}
int net_getaddrinfo_addr_str(const char *addr_str, const char *def_port,
const struct zsock_addrinfo *hints,
struct zsock_addrinfo **res)
{
const char *port;
char host[NI_MAXHOST];
if (addr_str == NULL) {
errno = EINVAL;
return -1;
}
port = net_addr_str_find_port(addr_str);
if (port == NULL) {
port = def_port;
} else {
int host_len = port - addr_str - 1;
if (host_len > sizeof(host) - 1) {
errno = EINVAL;
return -1;
}
strncpy(host, addr_str, host_len + 1);
host[host_len] = '\0';
addr_str = host;
}
return zsock_getaddrinfo(addr_str, port, hints, res);
}
#endif