// update the registration of a given server
int lwm2m_update_registration(lwm2m_context_t * contextP,
uint16_t shortServerID)
{
lwm2m_server_t * targetP;
targetP = contextP->serverList;
if (targetP == NULL)
{
if (object_getServers(contextP) == -1)
{
return NOT_FOUND_4_04;
}
}
while (targetP != NULL)
{
if (targetP->shortID == shortServerID)
{
// found the server, trigger the update transaction
return prv_update_registration(contextP, targetP);
}
else
{
// try next server
targetP = targetP->next;
}
}
// no server found
return NOT_FOUND_4_04;
}
int lwm2m_start(lwm2m_context_t * contextP)
{
lwm2m_server_t * targetP;
int result;
result = object_getServers(contextP);
return result;
}
// update the registration of a given server
int lwm2m_update_registration(lwm2m_context_t * contextP,
uint16_t shortServerID,
bool withObjects)
{
lwm2m_server_t * targetP;
uint8_t result;
LOG_ARG("State: %s, shortServerID: %d", STR_STATE(contextP->state), shortServerID);
result = COAP_NO_ERROR;
targetP = contextP->serverList;
if (targetP == NULL)
{
if (object_getServers(contextP) == -1)
{
LOG("No server found");
return COAP_404_NOT_FOUND;
}
}
while (targetP != NULL && result == COAP_NO_ERROR)
{
if (shortServerID != 0)
{
if (targetP->shortID == shortServerID)
{
// found the server, trigger the update transaction
if (targetP->status == STATE_REGISTERED)
{
return prv_updateRegistration(contextP, targetP, withObjects);
}
else
{
return COAP_400_BAD_REQUEST;
}
}
}
else
{
if (targetP->status == STATE_REGISTERED)
{
result = prv_updateRegistration(contextP, targetP, withObjects);
}
}
targetP = targetP->next;
}
if (shortServerID != 0
&& targetP == NULL)
{
// no server found
result = COAP_404_NOT_FOUND;
}
return result;
}
static int prv_refreshServerList(lwm2m_context_t * contextP)
{
lwm2m_server_t * targetP;
lwm2m_server_t * nextP;
// Remove all servers marked as dirty
targetP = contextP->bootstrapServerList;
contextP->bootstrapServerList = NULL;
while (targetP != NULL)
{
nextP = targetP->next;
targetP->next = NULL;
if (!targetP->dirty)
{
targetP->status = STATE_DEREGISTERED;
contextP->bootstrapServerList = (lwm2m_server_t *)LWM2M_LIST_ADD(contextP->bootstrapServerList, targetP);
}
else
{
prv_deleteServer(targetP);
}
targetP = nextP;
}
targetP = contextP->serverList;
contextP->serverList = NULL;
while (targetP != NULL)
{
nextP = targetP->next;
targetP->next = NULL;
if (!targetP->dirty)
{
// TODO: Should we revert the status to STATE_DEREGISTERED ?
contextP->serverList = (lwm2m_server_t *)LWM2M_LIST_ADD(contextP->serverList, targetP);
}
else
{
prv_deleteServer(targetP);
}
targetP = nextP;
}
return object_getServers(contextP, false);
}
// update the registration of a given server
int lwm2m_update_registration(lwm2m_context_t * contextP,
uint16_t shortServerID,
bool withObjects)
{
lwm2m_server_t * targetP;
uint8_t result;
result = COAP_NO_ERROR;
targetP = contextP->serverList;
if (targetP == NULL)
{
if (object_getServers(contextP) == -1)
{
return COAP_404_NOT_FOUND;
}
}
while (targetP != NULL && result == COAP_NO_ERROR)
{
if (shortServerID != 0)
{
if (targetP->shortID == shortServerID)
{
// found the server, trigger the update transaction
return prv_updateRegistration(contextP, targetP, withObjects);
}
}
else
{
result = prv_updateRegistration(contextP, targetP, withObjects);
}
targetP = targetP->next;
}
if (shortServerID != 0
&& targetP == NULL)
{
// no server found
result = COAP_404_NOT_FOUND;
}
return result;
}
static int refresh_server_list(lwm2m_context_t * contextP)
{
lwm2m_server_t * targetP;
lwm2m_server_t * nextP;
// Remove all servers marked as dirty
targetP = contextP->bootstrapServerList;
contextP->bootstrapServerList = NULL;
while (targetP != NULL)
{
nextP = targetP->next;
if (!targetP->dirty)
{
targetP->status = STATE_DEREGISTERED;
targetP->next = contextP->bootstrapServerList;
contextP->bootstrapServerList = targetP;
}
else
{
delete_server(targetP);
}
targetP = nextP;
}
targetP = contextP->serverList;
contextP->serverList = NULL;
while (targetP != NULL)
{
nextP = targetP->next;
if (!targetP->dirty)
{
// TODO: Should we revert the status to STATE_DEREGISTERED ?
targetP->next = contextP->serverList;
contextP->serverList = targetP;
}
else
{
delete_server(targetP);
}
targetP = nextP;
}
return object_getServers(contextP);
}
uint8_t bootstrap_handleFinish(lwm2m_context_t * context,
void * fromSessionH)
{
lwm2m_server_t * bootstrapServer;
LOG("Entering");
bootstrapServer = utils_findBootstrapServer(context, fromSessionH);
if (bootstrapServer != NULL
&& bootstrapServer->status == STATE_BS_PENDING)
{
if (object_getServers(context, true) == 0)
{
LOG("Bootstrap server status changed to STATE_BS_FINISHING");
bootstrapServer->status = STATE_BS_FINISHING;
return COAP_204_CHANGED;
}
else
{
return COAP_406_NOT_ACCEPTABLE;
}
}
return COAP_IGNORE;
}
