/**
* Unregisters an existing session
*
* \param obj a VLC object
* \param session the session descriptor
*/
void sout_AnnounceUnRegister (vlc_object_t *obj, session_descriptor_t *session)
{
sap_address_t *addr, **paddr;
session_descriptor_t **psession;
msg_Dbg (obj, "removing SAP session");
vlc_mutex_lock (&sap_mutex);
paddr = &sap_addrs;
for (;;)
{
addr = *paddr;
assert (addr != NULL);
psession = &addr->first;
vlc_mutex_lock (&addr->lock);
while (*psession != NULL)
{
if (*psession == session)
goto found;
psession = &(*psession)->next;
}
vlc_mutex_unlock (&addr->lock);
paddr = &addr->next;
}
found:
*psession = session->next;
if (addr->first == NULL)
/* Last session for this address -> unlink the address */
*paddr = addr->next;
vlc_mutex_unlock (&sap_mutex);
if (addr->first == NULL)
{
/* Last session for this address -> unlink the address */
vlc_mutex_unlock (&addr->lock);
AddressDestroy (addr);
}
else
{
addr->session_count--;
vlc_cond_signal (&addr->wait);
vlc_mutex_unlock (&addr->lock);
}
free (session);
}
/**
* Remove a SAP Announce
*/
void SAP_Del (sap_handler_t *p_sap, const session_descriptor_t *p_session)
{
vlc_mutex_lock (&p_sap->lock);
/* TODO: give a handle back in SAP_Add, and use that... */
sap_address_t *addr, **paddr;
sap_session_t *session, **psession;
paddr = &p_sap->first;
for (addr = p_sap->first; addr; addr = addr->next)
{
psession = &addr->first;
vlc_mutex_lock (&addr->lock);
for (session = addr->first; session; session = session->next)
{
if (session->p_sd == p_session)
goto found;
psession = &session->next;
}
vlc_mutex_unlock (&addr->lock);
paddr = &addr->next;
}
assert (0);
found:
*psession = session->next;
if (addr->first == NULL)
/* Last session for this address -> unlink the address */
*paddr = addr->next;
vlc_mutex_unlock (&p_sap->lock);
if (addr->first == NULL)
{
/* Last session for this address -> unlink the address */
vlc_mutex_unlock (&addr->lock);
AddressDestroy (addr);
}
else
{
addr->session_count--;
vlc_cond_signal (&addr->wait);
vlc_mutex_unlock (&addr->lock);
}
free (session);
}
