int
olsr_string_to_prefix(int ipversion, struct olsr_ip_prefix *dst, const char *string) {
static char buf[MAX(INET6_ADDRSTRLEN + 1 + 3, INET_ADDRSTRLEN + 1 + INET_ADDRSTRLEN)];
char *ptr;
strscpy(buf, string, sizeof(buf));
dst->prefix_len = ipversion == AF_INET ? 32 : 128;
ptr = strchr(buf, '/');
if (!ptr) {
ptr = strchr(buf, ' ');
}
if (ptr) {
*ptr++ = 0;
if (olsr_cnf->ip_version == AF_INET && strchr(ptr, '.')) {
uint8_t subnetbuf[4];
if (inet_pton(AF_INET, ptr, subnetbuf) != 1) {
return -1;
}
dst->prefix_len = netmask_to_prefix(subnetbuf, sizeof(subnetbuf));
}
else {
dst->prefix_len = atoi(ptr);
}
}
return inet_pton(ipversion, buf, &dst->prefix) == 1 ? 0 : -1;
}
/* Calculate final configuration values needed for ipv4-mapped-ipv6 */
static void finalize_ipv4_mapped_ipv6_config(struct config *config)
{
set_ipv4_defaults(config);
config->live_local_ip = ipv4_parse(config->live_local_ip_string);
config->live_remote_ip = ipv4_parse(config->live_remote_ip_string);
config->live_prefix_len =
netmask_to_prefix(config->live_netmask_ip_string);
config->live_gateway_ip = ipv4_parse(config->live_gateway_ip_string);
config->live_bind_ip = ipv6_parse("::");
config->live_connect_ip = ipv6_map_from_ipv4(config->live_remote_ip);
config->socket_domain = AF_INET6;
config->wire_protocol = AF_INET;
}
int
process_param(char *key, char *value)
{
static union olsr_ip_addr curr_hna_net;
static bool curr_hna_ok = false;
if (!strcmp(key, "debug_level")) {
int ival = atoi(value);
if ((ival < 0) || (ival > 9))
return -1;
olsr_cnf->debug_level = ival;
return 1;
}
if (!strcmp(key, "tc_redundancy")) {
int ival = atoi(value);
if ((ival < 0) || (ival > 3))
return -1;
olsr_cnf->tc_redundancy = ival;
return 1;
}
if (!strcmp(key, "mpr_coverage")) {
int ival = atoi(value);
if (ival < 0)
return -1;
olsr_cnf->mpr_coverage = ival;
return 1;
}
if (!strcmp(key, "willingness")) {
int ival = atoi(value);
if ((ival < 0) || (ival > 7))
return -1;
olsr_cnf->willingness = ival;
return 1;
}
if (!strcmp(key, "lq_level")) {
int ival = atoi(value);
if ((ival < 0) || (ival > 2))
return -1;
olsr_cnf->lq_level = ival;
return 1;
}
if (!strcmp(key, "lq_wsize")) {
int ival = atoi(value);
if ((ival < 0) || (ival > 10))
return -1;
olsr_cnf->lq_wsize = ival;
return 1;
}
if (!strcmp(key, "hyst_scaling")) {
float fval = 1.1;
sscanf(value, "%f", &fval);
if ((fval < 0.0) || (fval > 1.0))
return -1;
olsr_cnf->hysteresis_param.scaling = fval;
return 1;
}
if (!strcmp(key, "hyst_scaling")) {
float fval = 1.1;
sscanf(value, "%f", &fval);
if ((fval < 0.0) || (fval > 1.0))
return -1;
olsr_cnf->hysteresis_param.scaling = fval;
return 1;
}
if (!strcmp(key, "hyst_lower")) {
float fval = 1.1;
sscanf(value, "%f", &fval);
if ((fval < 0.0) || (fval > 1.0))
return -1;
olsr_cnf->hysteresis_param.thr_low = fval;
return 1;
}
if (!strcmp(key, "hyst_upper")) {
float fval = 1.1;
sscanf(value, "%f", &fval);
if ((fval < 0.0) || (fval > 1.0))
return -1;
olsr_cnf->hysteresis_param.thr_high = fval;
return 1;
}
if (!strcmp(key, "pollrate")) {
float fval = 1.1;
sscanf(value, "%f", &fval);
if ((fval < 0.0) || (fval > 1.0))
return -1;
olsr_cnf->pollrate = fval;
return 1;
}
if (!strcmp(key, "hna_new_net")) {
if (inet_pton(olsr_cnf->ipsize, value, &curr_hna_net.v4) == 0) {
fprintf(stderr, "Failed converting new HNA net %s\n", value);
return -1;
}
curr_hna_ok = true;
return 1;
}
if (!strcmp(key, "hna_new_netmask")) {
struct in_addr in;
uint8_t prefixlen;
if (!curr_hna_ok)
return -1;
curr_hna_ok = false;
if (inet_aton(value, &in) == 0) {
fprintf(stderr, "Failed converting new HNA netmask %s\n", value);
return -1;
}
prefixlen = netmask_to_prefix((uint8_t *) & in, olsr_cnf->ipsize);
if (prefixlen == UCHAR_MAX) {
fprintf(stderr, "Failed converting new HNA netmask %s\n", value);
return -1;
}
ip_prefix_list_add(&olsr_cnf->hna_entries, &curr_hna_net, prefixlen);
return 1;
}
if (!strncmp(key, "del_hna", 7) && !strcmp(value, "on")) {
struct in_addr net, mask;
char ip_net[16], ip_mask[16];
int seperator = 0;
uint8_t prefixlen;
while (key[7 + seperator] != '*') {
seperator++;
}
memcpy(ip_net, &key[7], seperator);
ip_net[seperator] = 0;
memcpy(ip_mask, &key[7 + seperator + 1], 16);
olsr_printf(1, "Deleting HNA %s/%s\n", ip_net, ip_mask);
if (inet_aton(ip_net, &net) == 0) {
fprintf(stderr, "Failed converting HNA net %s for deletion\n", ip_net);
return -1;
}
if (inet_aton(ip_mask, &mask) == 0) {
fprintf(stderr, "Failed converting HNA netmask %s for deletion\n", ip_mask);
return -1;
}
prefixlen = netmask_to_prefix((uint8_t *) & mask, olsr_cnf->ipsize);
if (prefixlen == UCHAR_MAX) {
fprintf(stderr, "Failed converting new HNA netmask %s\n", value);
return -1;
}
ip_prefix_list_add(&olsr_cnf->hna_entries, &curr_hna_net, prefixlen);
return 1;
}
return 0;
#if 0
{
1, admin_basic_setting_string, "TOS:", "tos", 6, "TBD"}
,
#endif
}
