libnl-tiny: Generic Netlink multicast groups support

[project/libnl-tiny.git] / src / genl_family.c

diff --git a/src/genl_family.c b/src/genl_family.c
index 88aaad9b772903e88124a164e43a2d4e4d4984b3..221acfa1a7ff9989e9634b66212034ede6aa699e 100644 (file)
--- a/src/genl_family.c
+++ b/src/genl_family.c
@@ -31,12 +31,14 @@ static void family_constructor(struct nl_object *c)
        struct genl_family *family = (struct genl_family *) c;
 
        nl_init_list_head(&family->gf_ops);
+       nl_init_list_head(&family->gf_mc_grps);
 }
 
 static void family_free_data(struct nl_object *c)
 {
        struct genl_family *family = (struct genl_family *) c;
        struct genl_family_op *ops, *tmp;
+       struct genl_family_grp *grp, *t_grp;
 
        if (family == NULL)
                return;
@@ -45,6 +47,12 @@ static void family_free_data(struct nl_object *c)
                nl_list_del(&ops->o_list);
                free(ops);
        }
+
+       nl_list_for_each_entry_safe(grp, t_grp, &family->gf_mc_grps, list) {
+               nl_list_del(&grp->list);
+               free(grp);
+       }
+
 }
 
 static int family_clone(struct nl_object *_dst, struct nl_object *_src)
@@ -52,6 +60,7 @@ static int family_clone(struct nl_object *_dst, struct nl_object *_src)
        struct genl_family *dst = nl_object_priv(_dst);
        struct genl_family *src = nl_object_priv(_src);
        struct genl_family_op *ops;
+       struct genl_family_grp *grp;
        int err;
 
        nl_list_for_each_entry(ops, &src->gf_ops, o_list) {
@@ -59,6 +68,13 @@ static int family_clone(struct nl_object *_dst, struct nl_object *_src)
                if (err < 0)
                        return err;
        }
+
+       nl_list_for_each_entry(grp, &src->gf_mc_grps, list) {
+               err = genl_family_add_grp(dst, grp->id, grp->name);
+               if (err < 0)
+                       return err;
+       }
+
        
        return 0;
 }
@@ -119,6 +135,23 @@ int genl_family_add_op(struct genl_family *family, int id, int flags)
        return 0;
 }
 
+int genl_family_add_grp(struct genl_family *family, uint32_t id,
+                       const char *name)
+{
+       struct genl_family_grp *grp;
+
+       grp = calloc(1, sizeof(*grp));
+       if (grp == NULL)
+               return -NLE_NOMEM;
+
+       grp->id = id;
+       strncpy(grp->name, name, GENL_NAMSIZ - 1);
+
+       nl_list_add_tail(&grp->list, &family->gf_mc_grps);
+
+       return 0;
+}
+
 /** @} */
 
 /** @cond SKIP */