void l2tp_pkt_free(struct l2tp_packet *pkt)
{
int buf;
L2TP_DEBUG(L2TP_DATA, "%s: pkt=%p, msg=%d tid=%hu sid=%hu ns=%hu nr=%hu", __func__,
pkt, pkt->msg_type, pkt->tunnel_id, pkt->session_id, pkt->nr, pkt->ns);
if (pkt->num_bufs > 0) {
for (buf = 0; buf < pkt->num_bufs; buf++) {
if (pkt->iov[buf].iov_base != NULL) {
#ifdef DEBUG
if (pkt->iov[buf].iov_len == 0) {
l2tp_log(LOG_ERR, "Freeing zero length buffer %p, index %d?",
pkt->iov[buf].iov_base, buf);
}
USL_POISON_MEMORY(pkt->iov[buf].iov_base, 0xe8, pkt->iov[buf].iov_len);
#endif
free(pkt->iov[buf].iov_base);
} else {
break;
}
}
}
USL_POISON_MEMORY(pkt, 0xe7, sizeof(*pkt));
free(pkt);
}
bool_t l2tp_system_get_1_svc(struct l2tp_api_system_msg_data *msg, struct svc_req *req)
{
int type;
struct l2tp_api_system_msg_stats *stat;
memset(msg, 0, sizeof(*msg));
msg->config.trace_flags = l2tp_opt_trace_flags;
msg->config.udp_port = l2tp_opt_udp_port;
msg->config.flags = l2tp_opt_flags;
/* catch uncopied data errors */
USL_POISON_MEMORY(&msg->status.stats, 0xaa, sizeof(msg->status.stats));
msg->status.stats.total_sent_control_frames = l2tp_stats.total_sent_control_frames;
msg->status.stats.total_rcvd_control_frames = l2tp_stats.total_rcvd_control_frames;
msg->status.stats.total_control_frame_send_fails = l2tp_stats.total_control_frame_send_fails;
msg->status.stats.total_retransmitted_control_frames = l2tp_stats.total_retransmitted_control_frames;
msg->status.stats.event_queue_full_errors = l2tp_stats.event_queue_full_errors;
msg->status.stats.short_frames = l2tp_stats.short_frames;
msg->status.stats.wrong_version_frames = l2tp_stats.wrong_version_frames;
msg->status.stats.unexpected_data_frames = l2tp_stats.unexpected_data_frames;
msg->status.stats.bad_rcvd_frames = l2tp_stats.bad_rcvd_frames;
msg->status.stats.no_control_frame_resources = l2tp_stats.no_control_frame_resources;
msg->status.stats.no_peer_resources = l2tp_stats.no_peer_resources;
msg->status.stats.no_tunnel_resources = l2tp_stats.no_tunnel_resources;
msg->status.stats.no_session_resources = l2tp_stats.no_session_resources;
msg->status.stats.no_ppp_resources = l2tp_stats.no_ppp_resources;
msg->status.stats.auth_fails = l2tp_stats.auth_fails;
msg->status.stats.no_matching_tunnel_id_discards = l2tp_stats.no_matching_tunnel_id_discards;
msg->status.stats.no_matching_session_id_discards = l2tp_stats.no_matching_session_id_discards;
msg->status.stats.mismatched_tunnel_ids = l2tp_stats.mismatched_tunnel_ids;
msg->status.stats.mismatched_session_ids = l2tp_stats.mismatched_session_ids;
msg->status.stats.encode_message_fails = l2tp_stats.encode_message_fails;
msg->status.stats.ignored_avps = l2tp_stats.ignored_avps;
msg->status.stats.vendor_avps = l2tp_stats.vendor_avps;
msg->status.stats.illegal_messages = l2tp_stats.illegal_messages;
msg->status.stats.unsupported_messages = l2tp_stats.unsupported_messages;
msg->status.stats.messages.messages_len = L2TP_API_MSG_TYPE_COUNT;
msg->status.stats.messages.messages_val = calloc(L2TP_API_MSG_TYPE_COUNT, sizeof(*msg->status.stats.messages.messages_val));
if (msg->status.stats.messages.messages_val == NULL) {
msg->status.stats.messages.messages_len = 0;
}
stat = msg->status.stats.messages.messages_val;
for (type = 0; type < msg->status.stats.messages.messages_len; type++) {
stat->rx = l2tp_stats.messages[type].rx;
stat->tx = l2tp_stats.messages[type].tx;
stat->rx_bad = l2tp_stats.messages[type].rx_bad;
stat++;
}
msg->status.stats.too_many_tunnels = l2tp_stats.too_many_tunnels;
msg->status.stats.too_many_sessions = l2tp_stats.too_many_sessions;
msg->status.stats.tunnel_setup_failures = l2tp_stats.tunnel_setup_failures;
msg->status.stats.session_setup_failures = l2tp_stats.session_setup_failures;
l2tp_tunnel_globals_get(msg);
l2tp_session_globals_get(msg);
return TRUE;
}
