int
vr_mpls_get(vr_mpls_req *req)
{
    int ret = 0;
    struct vr_nexthop *nh = NULL;
    struct vrouter *router;

    router = vrouter_get(req->mr_rid);
    if (!router || req->mr_label > (int)router->vr_max_labels) {
        ret = -ENODEV;
    } else {
        nh = vrouter_get_label(req->mr_rid, req->mr_label);
        if (!nh)
            ret = -ENOENT;
    }

    if (!ret)
        vr_mpls_make_req(req, nh, req->mr_label);
    else
        req = NULL;

    vr_message_response(VR_MPLS_OBJECT_ID, req, ret);

    return 0;
}
Exemple #2
0
int
vr_mpls_get(vr_mpls_req *req)
{
    int ret = 0;
    struct vr_nexthop *nh = NULL;
    struct vrouter *router;

    router = vrouter_get(req->mr_rid);
    if (!router) {
        ret = -ENODEV;
        goto generate_response;
    }

    if (((unsigned int)req->mr_label >= router->vr_max_labels)) {
        ret = -EINVAL;
        goto generate_response;
    }

    nh = vrouter_get_label(req->mr_rid, req->mr_label);
    if (!nh) {
        ret = -ENOENT;
        goto generate_response;
    }

    vr_mpls_make_req(req, nh, req->mr_label);

generate_response:
    if (ret)
        req = NULL;

    vr_message_response(VR_MPLS_OBJECT_ID, req, ret);

    return 0;
}
int
vr_mpls_dump(vr_mpls_req *r)
{
    int ret = 0;
    unsigned int i;
    struct vr_nexthop *nh;
    struct vrouter *router = vrouter_get(r->mr_rid);
    struct vr_message_dumper *dumper = NULL;
    vr_mpls_req req;

    if (!router && (ret = -ENODEV))
        goto generate_response;

    if ((unsigned int)(r->mr_marker) + 1 >= router->vr_max_labels)
        goto generate_response;

    dumper = vr_message_dump_init(r);
    if (!dumper && (ret = -ENOMEM))
        goto generate_response;

    for (i = (unsigned int)(r->mr_marker + 1);
            i < router->vr_max_labels; i++) {
        nh = router->vr_ilm[i];
        if (nh) {
           vr_mpls_make_req(&req, nh, i);
           ret = vr_message_dump_object(dumper, VR_MPLS_OBJECT_ID, &req);
           if (ret <= 0)
               break;
        }
    }

generate_response:
    vr_message_dump_exit(dumper, ret);

    return 0;
}