void rpc_ip_set_print(rpc_t* rpc, void* ctx) {
struct ip_set_list_item *p;
struct ip_set *ip_set, ip_set2;
void *c;
str name;
int pending;
if (rpc->scan(ctx, "Sd", &name, &pending) < 1) {
return;
}
p = ip_set_list_find_by_name(name);
if (!p) {
rpc->fault(ctx, 400, "Ip set not found");
return;
}
if (pending) {
lock_get(&p->write_lock);
ip_set = &p->ip_set_pending;
} else {
lock_get(&p->read_lock);
if (!p->ip_set) {
ip_set_init(&ip_set2, 1); /* dummy to return empty ip set */
ip_set = &ip_set2;
}
else
ip_set = &p->ip_set->ip_set;
}
/* nested array/struct not supported */
rpc->add(ctx, "{", &c);
if (rpc->struct_add(c, "s", "IPv", "4") < 0)
goto err;
if (rpc_ip_tree_print(rpc, c, "", ip_set->ipv4_tree, 0) < 0)
goto err;
rpc->add(ctx, "{", &c);
if (rpc->struct_add(c, "s", "IPv", "6") < 0)
goto err;
#ifdef USE_IPV6
if (rpc_ip_tree_print(rpc, c, "", ip_set->ipv6_tree, 0) < 0)
goto err;
#endif
err:
if (pending)
lock_release(&p->write_lock);
else
lock_release(&p->read_lock);
}
static int rpc_ip_tree_print(rpc_t* rpc, void *ctx, char *prefix, struct ip_tree_leaf *tree, unsigned int indent) {
int j;
if (!tree) {
if (rpc->struct_printf(ctx, "", "%*snil", indent, prefix) < 0) return -1;
}
else {
str s;
s = ip_tree_mask_to_str(tree->prefix_match, tree->prefix_match_len);
if (rpc->struct_printf(ctx, "", "%*smatch %d bits {%.*s}", indent, prefix, tree->prefix_match_len, s.len, s.s) < 0)
return -1;
for (j=0; j<=1; j++) {
if (rpc_ip_tree_print(rpc, ctx, j==0?"0:":"1:", tree->next[j], indent+2) < 0)
return -1;
}
}
return 0;
}