static int handle_session_config(struct nlmsghdr *nl_hdr, struct request_hdr *nat64_hdr,
struct request_session *request)
{
__u64 count;
int error;
if (nat64_is_stateless()) {
log_err("SIIT doesn't have session tables.");
return -EINVAL;
}
switch (nat64_hdr->operation) {
case OP_DISPLAY:
return handle_session_display(nl_hdr, request);
case OP_COUNT:
log_debug("Returning session count.");
error = sessiondb_count(request->l4_proto, &count);
if (error)
return respond_error(nl_hdr, error);
return respond_setcfg(nl_hdr, &count, sizeof(count));
default:
log_err("Unknown operation: %d", nat64_hdr->operation);
return respond_error(nl_hdr, -EINVAL);
}
}
int handle_session_config(struct xlator *jool, struct genl_info *info)
{
struct request_hdr *hdr;
struct request_session *request;
int error;
if (xlat_is_siit()) {
log_err("SIIT doesn't have session tables.");
return nlcore_respond(info, -EINVAL);
}
hdr = get_jool_hdr(info);
request = (struct request_session *)(hdr + 1);
error = validate_request_size(info, sizeof(*request));
if (error)
return nlcore_respond(info, error);
switch (be16_to_cpu(hdr->operation)) {
case OP_DISPLAY:
return handle_session_display(jool->nat64.bib, info, request);
case OP_COUNT:
return handle_session_count(jool->nat64.bib, info, request);
}
log_err("Unknown operation: %u", be16_to_cpu(hdr->operation));
return nlcore_respond(info, -EINVAL);
}
