summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
authordimitri staessens <dimitri.staessens@intec.ugent.be>2017-02-03 15:48:06 +0100
committerdimitri staessens <dimitri.staessens@intec.ugent.be>2017-02-03 15:48:06 +0100
commit28224928bd4706515afc2885d16ca45389fc81ee (patch)
treeeccc0d16de6d9976bf86acf40b3aa02e857983aa /src
parentd68740d0fd396272d0b2db553a7f33aad5c850e9 (diff)
downloadouroboros-28224928bd4706515afc2885d16ca45389fc81ee.tar.gz
ouroboros-28224928bd4706515afc2885d16ca45389fc81ee.zip
lib: Retrieve number of children of a RIB node
Diffstat (limited to 'src')
-rw-r--r--src/lib/rib.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/src/lib/rib.c b/src/lib/rib.c
index 31ab372f..e0456b6f 100644
--- a/src/lib/rib.c
+++ b/src/lib/rib.c
@@ -690,7 +690,8 @@ bool rib_has(const char * path)
{
struct rnode * node;
- assert(path);
+ if (path == NULL)
+ return -EINVAL;
pthread_rwlock_rdlock(&rib.lock);
@@ -710,8 +711,8 @@ ssize_t rib_children(const char * path,
ssize_t i = 0;
- assert(path);
- assert(children);
+ if (path == NULL)
+ return -EINVAL;
pthread_rwlock_rdlock(&rib.lock);
@@ -721,6 +722,12 @@ ssize_t rib_children(const char * path,
return -EPERM;
}
+ if (children == NULL) {
+ pthread_rwlock_unlock(&rib.lock);
+ assert((ssize_t) node->chlen >= 0);
+ return (ssize_t) node->chlen;
+ }
+
if (node->chlen == 0) {
pthread_rwlock_unlock(&rib.lock);
*children = NULL;