void
upnp_device_detach(UPNP_CONTEXT *context, UPNP_DEVICE *device)
{
UPNP_INTERFACE *ifp = context->focus_ifp;
upnp_syslog(LOG_INFO, "%s: detach %s", ifp->ifname, device->root_device_xml);
if (!ifp->device || ifp->device != device)
return;
/* Do device specific stop function */
if (device->close)
(*device->close)(context);
/* Clear event variables and subscribers */
gena_shutdown(context);
/* Send byebye */
ssdp_byebye(context);
/* Free per interface advertise list */
upnp_device_advlist_deinit(context);
/* detach it */
ifp->device = 0;
return;
}
int
upnp_device_attach(UPNP_CONTEXT *context, UPNP_DEVICE *device)
{
UPNP_INTERFACE *ifp = context->focus_ifp;
UPNP_DEVCHAIN *chain;
upnp_syslog(LOG_INFO, "%s: attach %s", ifp->ifname, device->root_device_xml);
/* Check if the device has already attached? */
for (chain = ifp->device_chain;
chain;
chain = chain->next) {
/* Attached, do nothing */
if (chain->device == device)
return 0;
}
/* Allocate a new one */
chain = (UPNP_DEVCHAIN *)malloc(sizeof(*chain));
if (chain == 0)
return -1;
chain->ifp = ifp;
chain->device = device;
/* Prepend this chain */
chain->next = ifp->device_chain;
ifp->device_chain = chain;
ifp->focus_devchain = chain;
/* Remove this chain, if open error */
if ((*device->open)(context) != 0) {
ifp->device_chain = chain->next;
ifp->focus_devchain = chain->next;
free(chain);
return -1;
}
/* Initialize gena event variable */
gena_init(context);
/* Send byby here */
ssdp_byebye(context);
upnp_sleep(1);
/* Send alive here */
ssdp_alive(context);
return 0;
}
void
upnp_device_detach(UPNP_CONTEXT *context, UPNP_DEVICE *device)
{
UPNP_INTERFACE *ifp = context->focus_ifp;
UPNP_DEVCHAIN *chain, *prev;
upnp_syslog(LOG_INFO, "%s: detach %s", ifp->ifname, device->root_device_xml);
/* Locate the device chain */
for (prev = 0, chain = ifp->device_chain;
chain;
prev = chain, chain = chain->next) {
if (chain->device == device)
break;
}
if (chain == 0)
return;
ifp->focus_devchain = chain;
/* Do device specific stop function */
(*device->close)(context);
/* Clear event variables and subscribers */
gena_shutdown(context);
/* Send byebye */
ssdp_byebye(context);
/* detach it */
if (prev == 0)
ifp->device_chain = chain->next;
else
prev->next = chain->next;
/* Free this chain */
free(chain);
return;
}
