static int php_get_if_index_from_zval(zval *val, unsigned *out)
{
int ret;
if (Z_TYPE_P(val) == IS_LONG) {
if (Z_LVAL_P(val) < 0 || (zend_ulong)Z_LVAL_P(val) > UINT_MAX) {
php_error_docref(NULL, E_WARNING,
"the interface index cannot be negative or larger than %u;"
" given " ZEND_LONG_FMT, UINT_MAX, Z_LVAL_P(val));
ret = FAILURE;
} else {
*out = Z_LVAL_P(val);
ret = SUCCESS;
}
} else {
if (Z_REFCOUNTED_P(val)) {
Z_ADDREF_P(val);
}
convert_to_string_ex(val);
ret = php_string_to_if_index(Z_STRVAL_P(val), out);
zval_ptr_dtor(val);
}
return ret;
}
/* Sets addr by hostname, or by ip in string form (AF_INET6) */
int php_set_inet6_addr(struct sockaddr_in6 *sin6, char *string, php_socket *php_sock) /* {{{ */
{
struct in6_addr tmp;
#if HAVE_GETADDRINFO
struct addrinfo hints;
struct addrinfo *addrinfo = NULL;
#endif
char *scope = strchr(string, '%');
if (inet_pton(AF_INET6, string, &tmp)) {
memcpy(&(sin6->sin6_addr.s6_addr), &(tmp.s6_addr), sizeof(struct in6_addr));
} else {
#if HAVE_GETADDRINFO
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = AF_INET6;
#if HAVE_AI_V4MAPPED
hints.ai_flags = AI_V4MAPPED | AI_ADDRCONFIG;
#else
hints.ai_flags = AI_ADDRCONFIG;
#endif
getaddrinfo(string, NULL, &hints, &addrinfo);
if (!addrinfo) {
#ifdef PHP_WIN32
PHP_SOCKET_ERROR(php_sock, "Host lookup failed", WSAGetLastError());
#else
PHP_SOCKET_ERROR(php_sock, "Host lookup failed", (-10000 - h_errno));
#endif
return 0;
}
if (addrinfo->ai_family != PF_INET6 || addrinfo->ai_addrlen != sizeof(struct sockaddr_in6)) {
php_error_docref(NULL, E_WARNING, "Host lookup failed: Non AF_INET6 domain returned on AF_INET6 socket");
freeaddrinfo(addrinfo);
return 0;
}
memcpy(&(sin6->sin6_addr.s6_addr), ((struct sockaddr_in6*)(addrinfo->ai_addr))->sin6_addr.s6_addr, sizeof(struct in6_addr));
freeaddrinfo(addrinfo);
#else
/* No IPv6 specific hostname resolution is available on this system? */
php_error_docref(NULL, E_WARNING, "Host lookup failed: getaddrinfo() not available on this system");
return 0;
#endif
}
if (scope++) {
zend_long lval = 0;
double dval = 0;
unsigned scope_id = 0;
if (IS_LONG == is_numeric_string(scope, strlen(scope), &lval, &dval, 0)) {
if (lval > 0 && lval <= UINT_MAX) {
scope_id = lval;
}
} else {
php_string_to_if_index(scope, &scope_id);
}
sin6->sin6_scope_id = scope_id;
}
return 1;
}