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authorSander Vrijders <sander.vrijders@ugent.be>2017-03-03 10:31:03 +0000
committerdimitri staessens <dimitri.staessens@intec.ugent.be>2017-03-03 10:31:03 +0000
commitb1b59cc4642faa99514f2288ba1bb5324a79850f (patch)
treecec27d3c2064f0c0bcb564060d9d9012f819b22f /src/ipcpd/normal/routing.c
parent46c2f9d5363cdff2d99cf1b1c4a41c5bf97d2c03 (diff)
parenta409fd81dfc6d22f9a287f15394b86490dea5273 (diff)
downloadouroboros-b1b59cc4642faa99514f2288ba1bb5324a79850f.tar.gz
ouroboros-b1b59cc4642faa99514f2288ba1bb5324a79850f.zip
Merged in sandervrijders/ouroboros/be-ae-conn (pull request #396)
ipcpd: normal: Refactor application entities and add neighbors struct
Diffstat (limited to 'src/ipcpd/normal/routing.c')
-rw-r--r--src/ipcpd/normal/routing.c132
1 files changed, 132 insertions, 0 deletions
diff --git a/src/ipcpd/normal/routing.c b/src/ipcpd/normal/routing.c
new file mode 100644
index 00000000..48c2c16d
--- /dev/null
+++ b/src/ipcpd/normal/routing.c
@@ -0,0 +1,132 @@
+/*
+ * Ouroboros - Copyright (C) 2016 - 2017
+ *
+ * Routing component of the IPCP
+ *
+ * Sander Vrijders <sander.vrijders@intec.ugent.be>
+ * Dimitri Staessens <dimitri.staessens@intec.ugent.be>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#define OUROBOROS_PREFIX "routing"
+
+#include <ouroboros/config.h>
+#include <ouroboros/errno.h>
+#include <ouroboros/list.h>
+#include <ouroboros/logs.h>
+
+#include "routing.h"
+#include "ribmgr.h"
+
+#include <assert.h>
+#include <stdlib.h>
+#include <inttypes.h>
+
+struct edge {
+ struct vertex * ep;
+ qosspec_t qs;
+};
+
+struct vertex {
+ struct list_head next;
+
+ uint64_t addr;
+
+ struct list_head edges;
+};
+
+struct routing {
+ struct pff * pff;
+ struct nbs * nbs;
+
+ struct nb_notifier nb_notifier;
+
+ struct list_head vertices;
+};
+
+static int routing_neighbor_event(enum nb_event event,
+ struct conn conn)
+{
+ (void) conn;
+
+ /* FIXME: React to events here */
+ switch (event) {
+ case NEIGHBOR_ADDED:
+ break;
+ case NEIGHBOR_REMOVED:
+ break;
+ case NEIGHBOR_QOS_CHANGE:
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+#if 0
+/* FIXME: If zeroed since it is not used currently */
+static int add_vertex(struct routing * instance,
+ uint64_t addr)
+{
+ struct vertex * vertex;
+
+ vertex = malloc(sizeof(*vertex));
+ if (vertex == NULL)
+ return -1;
+
+ list_head_init(&vertex->next);
+ list_head_init(&vertex->edges);
+ vertex->addr = addr;
+
+ list_add(&vertex->next, &instance->vertices);
+
+ return 0;
+}
+#endif
+
+struct routing * routing_create(struct pff * pff,
+ struct nbs * nbs)
+{
+ struct routing * tmp;
+
+ assert(pff);
+
+ tmp = malloc(sizeof(*tmp));
+ if (tmp == NULL)
+ return NULL;
+
+ tmp->pff = pff;
+ tmp->nbs = nbs;
+
+ list_head_init(&tmp->vertices);
+
+ tmp->nb_notifier.notify_call = routing_neighbor_event;
+ if (nbs_reg_notifier(tmp->nbs, &tmp->nb_notifier)) {
+ free(tmp);
+ return NULL;
+ }
+
+ return tmp;
+}
+
+void routing_destroy(struct routing * instance)
+{
+ assert(instance);
+
+ nbs_unreg_notifier(instance->nbs, &instance->nb_notifier);
+
+ free(instance);
+}