* Note: next_advertisement is shared code with msearchreply_* functions
*/
static struct wpabuf *
-next_advertisement(struct advertisement_state_machine *a, int *islast)
+next_advertisement(struct upnp_wps_device_sm *sm,
+ struct advertisement_state_machine *a, int *islast)
{
struct wpabuf *msg;
char *NTString = "";
char uuid_string[80];
*islast = 0;
- uuid_bin2str(a->sm->wps->uuid, uuid_string, sizeof(uuid_string));
+ uuid_bin2str(sm->wps->uuid, uuid_string, sizeof(uuid_string));
msg = wpabuf_alloc(800); /* more than big enough */
if (msg == NULL)
goto fail;
if (a->type != ADVERTISE_DOWN) {
/* Where others may get our XML files from */
wpabuf_printf(msg, "LOCATION: http://%s:%d/%s\r\n",
- a->sm->ip_addr_text, a->sm->web_port,
+ sm->ip_addr_text, sm->web_port,
UPNP_WPS_DEVICE_XML_FILE);
}
/**
* advertisement_state_machine_stop - Stop SSDP advertisements
* @sm: WPS UPnP state machine from upnp_wps_device_init()
+ * @send_byebye: Send byebye advertisement messages immediately
*/
-void advertisement_state_machine_stop(struct upnp_wps_device_sm *sm)
+void advertisement_state_machine_stop(struct upnp_wps_device_sm *sm,
+ int send_byebye)
{
+ struct advertisement_state_machine *a = &sm->advertisement;
+ int islast = 0;
+ struct wpabuf *msg;
+ struct sockaddr_in dest;
+
eloop_cancel_timeout(advertisement_state_machine_handler, NULL, sm);
+ if (!send_byebye || sm->multicast_sd < 0)
+ return;
+
+ a->type = ADVERTISE_DOWN;
+ a->state = 0;
+
+ os_memset(&dest, 0, sizeof(dest));
+ dest.sin_family = AF_INET;
+ dest.sin_addr.s_addr = inet_addr(UPNP_MULTICAST_ADDRESS);
+ dest.sin_port = htons(UPNP_MULTICAST_PORT);
+
+ while (!islast) {
+ msg = next_advertisement(sm, a, &islast);
+ if (msg == NULL)
+ break;
+ if (sendto(sm->multicast_sd, wpabuf_head(msg), wpabuf_len(msg),
+ 0, (struct sockaddr *) &dest, sizeof(dest)) < 0) {
+ wpa_printf(MSG_INFO, "WPS UPnP: Advertisement sendto "
+ "failed: %d (%s)", errno, strerror(errno));
+ }
+ wpabuf_free(msg);
+ a->state++;
+ }
}
*/
wpa_printf(MSG_MSGDUMP, "WPS UPnP: Advertisement state=%d", a->state);
- msg = next_advertisement(a, &islast);
+ msg = next_advertisement(sm, a, &islast);
if (msg == NULL)
return;
struct advertisement_state_machine *a = &sm->advertisement;
int next_timeout_msec;
- advertisement_state_machine_stop(sm);
+ advertisement_state_machine_stop(sm, 0);
/*
* Start out advertising down, this automatically switches
*/
a->type = ADVERTISE_DOWN;
a->state = 0;
- a->sm = sm;
/* (other fields not used here) */
/* First timeout should be random interval < 100 msec */
* They are sent in response to a UDP M-SEARCH packet.
**************************************************************************/
-static void msearchreply_state_machine_handler(void *eloop_data,
- void *user_ctx);
-
-
/**
* msearchreply_state_machine_stop - Stop M-SEARCH reply state machine
* @a: Selected advertisement/reply state
*/
void msearchreply_state_machine_stop(struct advertisement_state_machine *a)
{
- struct upnp_wps_device_sm *sm = a->sm;
wpa_printf(MSG_DEBUG, "WPS UPnP: M-SEARCH stop");
- if (a->next == a) {
- sm->msearch_replies = NULL;
- } else {
- if (sm->msearch_replies == a)
- sm->msearch_replies = a->next;
- a->next->prev = a->prev;
- a->prev->next = a->next;
- }
+ dl_list_del(&a->list);
os_free(a);
- sm->n_msearch_replies--;
}
void *user_ctx)
{
struct advertisement_state_machine *a = user_ctx;
- struct upnp_wps_device_sm *sm = a->sm;
+ struct upnp_wps_device_sm *sm = eloop_data;
struct wpabuf *msg;
int next_timeout_msec = 100;
int next_timeout_sec = 0;
wpa_printf(MSG_MSGDUMP, "WPS UPnP: M-SEARCH reply state=%d (%s:%d)",
a->state, inet_ntoa(a->client.sin_addr),
ntohs(a->client.sin_port));
- msg = next_advertisement(a, &islast);
+ msg = next_advertisement(sm, a, &islast);
if (msg == NULL)
return;
struct advertisement_state_machine *a;
int next_timeout_sec;
int next_timeout_msec;
+ int replies;
+ replies = dl_list_len(&sm->msearch_replies);
wpa_printf(MSG_DEBUG, "WPS UPnP: M-SEARCH reply start (%d "
- "outstanding)", sm->n_msearch_replies);
- if (sm->n_msearch_replies >= MAX_MSEARCH) {
+ "outstanding)", replies);
+ if (replies >= MAX_MSEARCH) {
wpa_printf(MSG_INFO, "WPS UPnP: Too many outstanding "
"M-SEARCH replies");
return;
return;
a->type = MSEARCH_REPLY;
a->state = 0;
- a->sm = sm;
os_memcpy(&a->client, client, sizeof(*client));
/* Wait time depending on MX value */
next_timeout_msec = (1000 * mx * (os_random() & 0xFF)) >> 8;
goto fail;
}
/* Remember for future cleanup */
- if (sm->msearch_replies) {
- a->next = sm->msearch_replies;
- a->prev = a->next->prev;
- a->prev->next = a;
- a->next->prev = a;
- } else {
- sm->msearch_replies = a->next = a->prev = a;
- }
- sm->n_msearch_replies++;
+ dl_list_add(&sm->msearch_replies, &a->list);
return;
fail:
static void ssdp_parse_msearch(struct upnp_wps_device_sm *sm,
struct sockaddr_in *client, const char *data)
{
+#ifndef CONFIG_NO_STDOUT_DEBUG
const char *start = data;
+#endif /* CONFIG_NO_STDOUT_DEBUG */
const char *end;
int got_host = 0;
int got_st = 0, st_match = 0;
#endif
if (setsockopt(sd, IPPROTO_IP, IP_MULTICAST_IF,
- &ip_addr, sizeof(ip_addr)))
+ &ip_addr, sizeof(ip_addr))) {
+ wpa_printf(MSG_DEBUG, "WPS: setsockopt(IP_MULTICAST_IF) %x: "
+ "%d (%s)", ip_addr, errno, strerror(errno));
return -1;
+ }
if (setsockopt(sd, IPPROTO_IP, IP_MULTICAST_TTL,
- &ttl, sizeof(ttl)))
+ &ttl, sizeof(ttl))) {
+ wpa_printf(MSG_DEBUG, "WPS: setsockopt(IP_MULTICAST_TTL): "
+ "%d (%s)", errno, strerror(errno));
return -1;
+ }
#if 0 /* not needed, because we don't receive using multicast_sd */
{