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authorDonald Sharp <sharpd@cumulusnetworks.com>2020-03-21 22:56:03 -0400
committerDonald Sharp <sharpd@cumulusnetworks.com>2020-03-24 07:33:13 -0400
commit1a4189d4a1d2170f2fc3929b4e422e9c3b75a60a (patch)
tree62807bdcfbe5c8ee681fdeb623b5fe02aeab414e /lib/skiplist.h
parentcb9f254c01a79c15dfa21f719396ca0d02e1c4c2 (diff)
bgpd, isisd, lib: Make key values const for skiplist
Make some key values const for the skiplist code. Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>
Diffstat (limited to 'lib/skiplist.h')
-rw-r--r--lib/skiplist.h13
1 files changed, 7 insertions, 6 deletions
diff --git a/lib/skiplist.h b/lib/skiplist.h
index 2ab37331c9..a106a455d6 100644
--- a/lib/skiplist.h
+++ b/lib/skiplist.h
@@ -68,7 +68,7 @@ struct skiplist {
* Returns -1 if val1 < val2, 0 if equal?, 1 if val1 > val2.
* Used as definition of sorted for listnode_add_sort
*/
- int (*cmp)(void *val1, void *val2);
+ int (*cmp)(const void *val1, const void *val2);
/* callback to free user-owned data when listnode is deleted. supplying
* this callback is very much encouraged!
@@ -81,8 +81,9 @@ struct skiplist {
extern struct skiplist *
skiplist_new(/* encouraged: set list.del callback on new lists */
int flags,
- int (*cmp)(void *key1, void *key2), /* NULL => default cmp */
- void (*del)(void *val)); /* NULL => no auto val free */
+ int (*cmp)(const void *key1,
+ const void *key2), /* NULL => default cmp */
+ void (*del)(void *val)); /* NULL => no auto val free */
extern void skiplist_free(struct skiplist *);
@@ -96,12 +97,12 @@ extern int skiplist_search(register struct skiplist *l, register void *key,
void **valuePointer);
extern int skiplist_first_value(register struct skiplist *l, /* in */
- register void *key, /* in */
- void **valuePointer, /* in/out */
+ register const void *key, /* in */
+ void **valuePointer, /* in/out */
void **cursor); /* out */
extern int skiplist_next_value(register struct skiplist *l, /* in */
- register void *key, /* in */
+ register const void *key, /* in */
void **valuePointer, /* in/out */
void **cursor); /* in/out */