#endif
#ifdef EXT_CER_ID
htons(DHCPV6_OPT_CER_ID),
+#endif
+#ifdef EXT_S46
+ htons(DHCPV6_OPT_S46_CONT_MAPE),
+ htons(DHCPV6_OPT_S46_CONT_MAPT),
+ htons(DHCPV6_OPT_S46_CONT_LW),
#endif
};
odhcp6c_add_state(STATE_ORO, oro, sizeof(oro));
setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, &val, sizeof(val));
setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val));
setsockopt(sock, IPPROTO_IPV6, IPV6_RECVPKTINFO, &val, sizeof(val));
- val = 0;
setsockopt(sock, SOL_SOCKET, SO_BINDTODEVICE, ifname, strlen(ifname));
struct sockaddr_in6 client_addr = { .sin6_family = AF_INET6,
odhcp6c_clear_state(STATE_SIP_IP);
odhcp6c_clear_state(STATE_SIP_FQDN);
odhcp6c_clear_state(STATE_AFTR_NAME);
+ odhcp6c_clear_state(STATE_CER);
+ odhcp6c_clear_state(STATE_S46_MAPT);
+ odhcp6c_clear_state(STATE_S46_MAPE);
+ odhcp6c_clear_state(STATE_S46_LW);
+ odhcp6c_clear_state(STATE_PASSTHRU);
}
// Parse and find all matching IAs
dhcpv6_for_each_option(opt, end, otype, olen, odata) {
+ bool passthru = true;
+
if ((otype == DHCPV6_OPT_IA_PD || otype == DHCPV6_OPT_IA_NA)
&& olen > sizeof(struct dhcpv6_ia_hdr)) {
struct dhcpv6_ia_hdr *ia_hdr = (void*)(&odata[-4]);
continue;
dhcpv6_parse_ia(ia_hdr, odata + olen + sizeof(*ia_hdr));
+ passthru = false;
} else if (otype == DHCPV6_OPT_STATUS && olen >= 2) {
uint8_t *mdata = (olen > 2) ? &odata[2] : NULL;
uint16_t mlen = (olen > 2) ? olen - 2 : 0;
uint16_t code = ((int)odata[0]) << 8 | ((int)odata[1]);
dhcpv6_handle_status_code(orig, code, mdata, mlen, &ret);
+ passthru = false;
}
else if (otype == DHCPV6_OPT_DNS_SERVERS) {
if (olen % 16 == 0)
odhcp6c_add_state(STATE_DNS, odata, olen);
} else if (otype == DHCPV6_OPT_DNS_DOMAIN) {
odhcp6c_add_state(STATE_SEARCH, odata, olen);
+ passthru = false;
} else if (otype == DHCPV6_OPT_SNTP_SERVERS) {
if (olen % 16 == 0)
odhcp6c_add_state(STATE_SNTP_IP, odata, olen);
odhcp6c_add_state(STATE_SIP_FQDN, odata, olen);
} else if (otype == DHCPV6_OPT_INFO_REFRESH && olen >= 4) {
refresh = ntohl(*((uint32_t*)odata));
- } else if (otype == DHCPV6_OPT_AUTH && olen == -4 +
- sizeof(struct dhcpv6_auth_reconfigure)) {
- struct dhcpv6_auth_reconfigure *r = (void*)&odata[-4];
- if (r->protocol == 3 && r->algorithm == 1 &&
- r->reconf_type == 1)
- memcpy(reconf_key, r->key, sizeof(r->key));
+ passthru = false;
+ } else if (otype == DHCPV6_OPT_AUTH) {
+ if (olen == -4 + sizeof(struct dhcpv6_auth_reconfigure)) {
+ struct dhcpv6_auth_reconfigure *r = (void*)&odata[-4];
+ if (r->protocol == 3 && r->algorithm == 1 &&
+ r->reconf_type == 1)
+ memcpy(reconf_key, r->key, sizeof(r->key));
+ }
+ passthru = false;
} else if (otype == DHCPV6_OPT_AFTR_NAME && olen > 3) {
size_t cur_len;
odhcp6c_get_state(STATE_AFTR_NAME, &cur_len);
if (cur_len == 0)
odhcp6c_add_state(STATE_AFTR_NAME, odata, olen);
+ passthru = false;
} else if (otype == DHCPV6_OPT_SOL_MAX_RT && olen == 4) {
uint32_t sol_max_rt = ntohl(*((uint32_t *)odata));
if (sol_max_rt >= DHCPV6_SOL_MAX_RT_MIN &&
sol_max_rt <= DHCPV6_SOL_MAX_RT_MAX)
dhcpv6_retx[DHCPV6_MSG_SOLICIT].max_timeo = sol_max_rt;
+ passthru = false;
} else if (otype == DHCPV6_OPT_INF_MAX_RT && olen == 4) {
uint32_t inf_max_rt = ntohl(*((uint32_t *)odata));
if (inf_max_rt >= DHCPV6_INF_MAX_RT_MIN &&
inf_max_rt <= DHCPV6_INF_MAX_RT_MAX)
dhcpv6_retx[DHCPV6_MSG_INFO_REQ].max_timeo = inf_max_rt;
+ passthru = false;
#ifdef EXT_CER_ID
} else if (otype == DHCPV6_OPT_CER_ID && olen == -4 +
sizeof(struct dhcpv6_cer_id)) {
struct in6_addr any = IN6ADDR_ANY_INIT;
if (memcmp(&cer_id->addr, &any, sizeof(any)))
odhcp6c_add_state(STATE_CER, &cer_id->addr, sizeof(any));
+ passthru = false;
#endif
- } else if (otype != DHCPV6_OPT_CLIENTID &&
- otype != DHCPV6_OPT_SERVERID) {
- odhcp6c_add_state(STATE_CUSTOM_OPTS,
- &odata[-4], olen + 4);
+#ifdef EXT_S46
+ } else if (otype == DHCPV6_OPT_S46_CONT_MAPT) {
+ odhcp6c_add_state(STATE_S46_MAPT, odata, olen);
+ passthru = false;
+ } else if (otype == DHCPV6_OPT_S46_CONT_MAPE) {
+ size_t mape_len;
+ odhcp6c_get_state(STATE_S46_MAPE, &mape_len);
+ if (mape_len == 0)
+ odhcp6c_add_state(STATE_S46_MAPE, odata, olen);
+ passthru = false;
+ } else if (otype == DHCPV6_OPT_S46_CONT_LW) {
+ odhcp6c_add_state(STATE_S46_LW, odata, olen);
+ passthru = false;
+#endif
+ } else if (otype == DHCPV6_OPT_CLIENTID ||
+ otype == DHCPV6_OPT_SERVERID ||
+ otype == DHCPV6_OPT_IA_TA ||
+ otype == DHCPV6_OPT_PREF ||
+ otype == DHCPV6_OPT_UNICAST ||
+ otype == DHCPV6_OPT_RECONF_ACCEPT) {
+ passthru = false;
+ } else {
+ odhcp6c_add_state(STATE_CUSTOM_OPTS, &odata[-4], olen + 4);
}
+
+ if (passthru)
+ odhcp6c_add_state(STATE_PASSTHRU, &odata[-4], olen + 4);
}
if (orig != DHCPV6_MSG_INFO_REQ) {
size_t cand_len;
struct dhcpv6_server_cand *cand = odhcp6c_get_state(STATE_SERVER_CAND, &cand_len);
uint16_t hdr[2];
- int ret = (na_mode == IA_MODE_NONE && pd_mode == IA_MODE_NONE) ?
- DHCPV6_STATELESS : DHCPV6_STATEFUL;
+ int ret = DHCPV6_STATELESS;
// Clear lingering candidate state info
odhcp6c_clear_state(STATE_SERVER_ID);