/*
* Get IP address and port from the argument.
* Return 0 if failed,
* 1 if addr read
* 2 if addr and port read
*/
int
parse_addrport(char *buf, u_int16_t proto, u_int32_t * addr,
u_int16_t * port)
{
char *pp;
long prt;
struct in_addr inaddr;
pp = strchr(buf, ':');
if (pp)
*pp = '\0';
if (inet_aton(buf, &inaddr) != 0)
*addr = inaddr.s_addr;
else if (host_to_addr(buf, &inaddr) != -1)
*addr = inaddr.s_addr;
else
return 0;
if (pp == NULL)
return 1;
if ((prt = string_to_number(pp + 1, 0, 65535)) != -1)
*port = htons(prt);
else if ((prt = service_to_port(pp + 1, proto)) != -1)
*port = htons(prt);
else
return 0;
return 2;
}
static int parse_service(char *buf, ipvs_service_t *svc)
{
char *portp = NULL;
long portn;
int result=SERVICE_NONE;
struct in_addr inaddr;
struct in6_addr inaddr6;
if (buf == NULL || str_is_digit(buf))
return SERVICE_NONE;
if (buf[0] == '[') {
buf++;
portp = strchr(buf, ']');
if (portp == NULL)
return SERVICE_NONE;
*portp = '\0';
portp++;
if (*portp == ':')
*portp = '\0';
else
return SERVICE_NONE;
}
if (inet_pton(AF_INET6, buf, &inaddr6) > 0) {
svc->addr.in6 = inaddr6;
svc->af = AF_INET6;
svc->netmask = 128;
} else {
portp = strrchr(buf, ':');
if (portp != NULL)
*portp = '\0';
if (inet_aton(buf, &inaddr) != 0) {
svc->addr.ip = inaddr.s_addr;
svc->af = AF_INET;
} else if (host_to_addr(buf, &inaddr) != -1) {
svc->addr.ip = inaddr.s_addr;
svc->af = AF_INET;
} else
return SERVICE_NONE;
}
result |= SERVICE_ADDR;
if (portp != NULL) {
result |= SERVICE_PORT;
if ((portn = string_to_number(portp+1, 0, 65535)) != -1)
svc->port = htons(portn);
else if ((portn = service_to_port(portp+1, svc->protocol)) != -1)
svc->port = htons(portn);
else
return SERVICE_NONE;
}
return result;
}
static struct in_addr *parse_hostnetwork(const char *name,
unsigned int *naddrs)
{
struct in_addr *addrp, *addrptmp;
if ((addrptmp = dotted_to_addr(name)) != NULL ||
(addrptmp = network_to_addr(name)) != NULL) {
addrp = xtables_malloc(sizeof(struct in_addr));
inaddrcpy(addrp, addrptmp);
*naddrs = 1;
return addrp;
}
if ((addrp = host_to_addr(name, naddrs)) != NULL)
return addrp;
xtables_error(PARAMETER_PROBLEM, "host/network `%s' not found", name);
}
