diff options
Diffstat (limited to 'lib/netns_linux.c')
| -rw-r--r-- | lib/netns_linux.c | 40 |
1 files changed, 37 insertions, 3 deletions
diff --git a/lib/netns_linux.c b/lib/netns_linux.c index 98f359401e..e8d549b4e0 100644 --- a/lib/netns_linux.c +++ b/lib/netns_linux.c @@ -379,12 +379,20 @@ struct ns *ns_lookup(ns_id_t ns_id) return ns_lookup_internal(ns_id); } -void ns_walk_func(int (*func)(struct ns *)) +void ns_walk_func(int (*func)(struct ns *, + void *param_in, + void **param_out), + void *param_in, + void **param_out) { struct ns *ns = NULL; + int ret; - RB_FOREACH (ns, ns_head, &ns_tree) - func(ns); + RB_FOREACH (ns, ns_head, &ns_tree) { + ret = func(ns, param_in, param_out); + if (ret == NS_WALK_STOP) + return; + } } const char *ns_get_name(struct ns *ns) @@ -584,9 +592,35 @@ int ns_socket(int domain, int type, int protocol, ns_id_t ns_id) return ret; } +/* if relative link_nsid matches default netns, + * then return default absolute netns value + * otherwise, return NS_UNKNOWN + */ +ns_id_t ns_id_get_absolute(ns_id_t ns_id_reference, ns_id_t link_nsid) +{ + struct ns *ns; + + ns = ns_lookup(ns_id_reference); + if (!ns) + return NS_UNKNOWN; + + if (ns->relative_default_ns != link_nsid) + return NS_UNKNOWN; + + ns = ns_get_default(); + assert(ns); + return ns->ns_id; +} + ns_id_t ns_get_default_id(void) { if (default_ns) return default_ns->ns_id; return NS_DEFAULT_INTERNAL; } + +struct ns *ns_get_default(void) +{ + return default_ns; +} + |