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authorSander Vrijders <sander.vrijders@ugent.be>2017-03-24 11:11:47 +0100
committerSander Vrijders <sander.vrijders@ugent.be>2017-03-24 11:16:11 +0100
commit81a70d5ed630cad01b5a47a56b96c4d7bfe08765 (patch)
tree2b136e527a744f5f2a818711728e0ce97fdd6b78 /src/ipcpd
parenta02044a3b9a44e24699311ed753491ebca472c62 (diff)
downloadouroboros-81a70d5ed630cad01b5a47a56b96c4d7bfe08765.tar.gz
ouroboros-81a70d5ed630cad01b5a47a56b96c4d7bfe08765.zip
ipcpd: normal: Fix while loop
The next vertex was not taken at the end of the Dijkstra calculation loop.
Diffstat (limited to 'src/ipcpd')
-rw-r--r--src/ipcpd/normal/graph.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/ipcpd/normal/graph.c b/src/ipcpd/normal/graph.c
index ed545b8c..ecaff14c 100644
--- a/src/ipcpd/normal/graph.c
+++ b/src/ipcpd/normal/graph.c
@@ -396,6 +396,7 @@ static struct vertex ** dijkstra(struct graph * graph,
if (prev == NULL)
return NULL;
+ /* Init the data structures */
list_for_each(p, &graph->vertices) {
v = list_entry(p, struct vertex, next);
vertices[i] = v;
@@ -407,6 +408,7 @@ static struct vertex ** dijkstra(struct graph * graph,
i++;
}
+ /* Perform actual Dijkstra */
i = get_min_vertex(vertices, graph->nr_vertices, dist, &v);
while (v != NULL) {
list_for_each(p, &v->edges) {
@@ -429,6 +431,7 @@ static struct vertex ** dijkstra(struct graph * graph,
prev[j] = v;
}
}
+ i = get_min_vertex(vertices, graph->nr_vertices, dist, &v);
}
return prev;
@@ -463,6 +466,10 @@ ssize_t graph_routing_table(struct graph * graph,
return -1;
}
+ /*
+ * Now loop through the list of predecessors
+ * to construct the routing table
+ */
list_for_each(p, &graph->vertices) {
v = list_entry(p, struct vertex, next);
prev = prevs[i];