Avoid updating too often if ISP spams RAs

[odhcp6c.git] / src / odhcp6c.h

diff --git a/src/odhcp6c.h b/src/odhcp6c.h
index 2e7107c5d582eb63748bb3018cfb27987b9c4e25..61dee63ffcc9a57b5c918cc5d7e106ca289b4f97 100644 (file)
--- a/src/odhcp6c.h
+++ b/src/odhcp6c.h
@@ -53,6 +53,10 @@ enum dhcvp6_opt {
        DHCPV6_OPT_SIP_SERVER_A = 22,
        DHCPV6_OPT_AFTR_NAME = 64,
        DHCPV6_OPT_PD_EXCLUDE = 67,
+#ifdef EXT_PREFIX_CLASS
+        /* draft-bhandari-dhc-class-based-prefix, not yet standardized */
+       DHCPV6_OPT_PREFIX_CLASS = EXT_PREFIX_CLASS,
+#endif
 };
 
 enum dhcpv6_opt_npt {
@@ -158,6 +162,10 @@ struct dhcpv6_server_cand {
        int16_t preference;
        uint8_t duid_len;
        uint8_t duid[130];
+       void *ia_na;
+       void *ia_pd;
+       size_t ia_na_len;
+       size_t ia_pd_len;
 };
 
 
@@ -211,11 +219,12 @@ struct odhcp6c_entry {
        struct in6_addr target;
        uint32_t valid;
        uint32_t preferred;
+       uint16_t class;
 };
 
 
-int init_dhcpv6(const char *ifname, int request_pd);
-void dhcpv6_set_ia_na_mode(enum odhcp6c_ia_mode mode);
+int init_dhcpv6(const char *ifname, int request_pd, int sol_timeout);
+void dhcpv6_set_ia_mode(enum odhcp6c_ia_mode na, enum odhcp6c_ia_mode pd);
 int dhcpv6_request(enum dhcpv6_msg type);
 int dhcpv6_poll_reconfigure(void);
 
@@ -236,12 +245,13 @@ void odhcp6c_random(void *buf, size_t len);
 void odhcp6c_clear_state(enum odhcp6c_state state);
 void odhcp6c_add_state(enum odhcp6c_state state, const void *data, size_t len);
 size_t odhcp6c_remove_state(enum odhcp6c_state state, size_t offset, size_t len);
+void* odhcp6c_move_state(enum odhcp6c_state state, size_t *len);
 void* odhcp6c_get_state(enum odhcp6c_state state, size_t *len);
 
 // Entry manipulation
 struct odhcp6c_entry* odhcp6c_find_entry(enum odhcp6c_state state, const struct odhcp6c_entry *new);
-void odhcp6c_update_entry(enum odhcp6c_state state, struct odhcp6c_entry *new);
-void odhcp6c_update_entry_safe(enum odhcp6c_state state, struct odhcp6c_entry *new, uint32_t safe);
+bool odhcp6c_update_entry(enum odhcp6c_state state, struct odhcp6c_entry *new);
+bool odhcp6c_update_entry_safe(enum odhcp6c_state state, struct odhcp6c_entry *new, uint32_t safe);
 
 void odhcp6c_expire(void);
 uint32_t odhcp6c_elapsed(void);