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-rw-r--r--src/babel.h29
1 files changed, 29 insertions, 0 deletions
diff --git a/src/babel.h b/src/babel.h
index 4e78ca0..3385ec1 100644
--- a/src/babel.h
+++ b/src/babel.h
@@ -39,11 +39,14 @@
#define GP_BABEL_MAINTENANCE_INTERVAL GP_BABEL_HELLO_INTERVAL
+
struct gmrf_context {
gp_babel_node_id_t self;
gp_babel_iface_t *interfaces;
gp_babel_neigh_t *neighbours;
+
+ gp_babel_announce_t *announces;
};
struct gp_babel_iface {
@@ -75,6 +78,27 @@ struct gp_babel_neigh {
uint16_t txcost;
};
+struct gp_babel_announce {
+ gp_babel_announce_t *next;
+
+ gp_babel_node_id_t node;
+ uint16_t type;
+ uint16_t key;
+
+ gp_babel_metric_seqno_t metric;
+ uint16_t last_metric;
+ gp_babel_metric_seqno_t feasibility_distance;
+
+ /* an incomplete announcement is specified by a len value of 0xff with NULL data */
+ uint8_t len;
+ uint8_t *data;
+};
+
+
+static inline bool gp_babel_node_id_equal(const gp_babel_node_id_t *id1, const gp_babel_node_id_t *id2) {
+ return (memcmp(id1->id, id2->id, GP_BABEL_NODE_ID_LENGTH) == 0);
+}
+
static inline gp_babel_iface_t* gp_babel_get_iface(gmrf_context_t *ctx, gmrf_iface_t *gmrf_iface) {
gp_babel_iface_t *iface;
for (iface = ctx->interfaces; iface; iface = iface->next) {
@@ -91,4 +115,9 @@ void gp_babel_handle_packet(gmrf_t *gmrf, gmrf_context_t *ctx, gp_babel_iface_t
void gp_babel_send_ack(gmrf_t *gmrf, gmrf_context_t *ctx, gp_babel_neigh_t *neigh, uint16_t nonce);
void gp_babel_send_hellos(gmrf_t *gmrf, gmrf_context_t *ctx);
+gp_babel_announce_t* gp_babel_announce_new(gmrf_t *gmrf, gmrf_context_t *ctx);
+gp_babel_announce_t* gp_babel_announce_find(gmrf_t *gmrf, gmrf_context_t *ctx, const gp_babel_node_id_t *node, uint16_t type, uint16_t key);
+gp_babel_announce_t* gp_babel_announce_get(gmrf_t *gmrf, gmrf_context_t *ctx, const gp_babel_node_id_t *node, uint16_t type, uint16_t key);
+void gp_babel_announce_free(gmrf_t *gmrf, gmrf_context_t *ctx, gp_babel_announce_t *announce);
+
#endif /* _GMRF_PROTO_BABEL_BABEL_H_ */