int ICACHE_FLASH_ATTR
object_getServers(lwm2m_context_t * contextP)
{
lwm2m_object_t * securityObjP = NULL;
lwm2m_object_t * serverObjP = NULL;
lwm2m_list_t * securityInstP; // instanceID of the server in the LWM2M Security Object
int i;
for (i = 0 ; i < contextP->numObject ; i++)
{
if (contextP->objectList[i]->objID == LWM2M_SECURITY_OBJECT_ID)
{
securityObjP = contextP->objectList[i];
}
else if (contextP->objectList[i]->objID == LWM2M_SERVER_OBJECT_ID)
{
serverObjP = contextP->objectList[i];
}
}
if (NULL == securityObjP) return -1;
securityInstP = securityObjP->instanceList;
while (securityInstP != NULL)
{
lwm2m_data_t * dataP;
int size;
lwm2m_server_t * targetP;
bool isBootstrap;
int64_t value = 0;
size = 3;
dataP = lwm2m_data_new(size);
if (dataP == NULL) return -1;
dataP[0].id = LWM2M_SECURITY_BOOTSTRAP_ID;
dataP[1].id = LWM2M_SECURITY_SHORT_SERVER_ID;
dataP[2].id = LWM2M_SECURITY_HOLD_OFF_ID;
if (securityObjP->readFunc(securityInstP->id, &size, &dataP, securityObjP) != COAP_205_CONTENT)
{
lwm2m_data_free(size, dataP);
return -1;
}
targetP = (lwm2m_server_t *)lwm2m_malloc(sizeof(lwm2m_server_t));
if (targetP == NULL) {
lwm2m_data_free(size, dataP);
return -1;
}
c_memset(targetP, 0, sizeof(lwm2m_server_t));
targetP->secObjInstID = securityInstP->id;
if (0 == lwm2m_data_decode_bool(dataP + 0, &isBootstrap))
{
lwm2m_free(targetP);
lwm2m_data_free(size, dataP);
return -1;
}
if (0 == lwm2m_data_decode_int(dataP + 1, &value)
|| value < (isBootstrap ? 0 : 1) || value > 0xFFFF) // 0 is forbidden as a Short Server ID
{
lwm2m_free(targetP);
lwm2m_data_free(size, dataP);
return -1;
}
targetP->shortID = value;
if (isBootstrap == true)
{
if (0 == lwm2m_data_decode_int(dataP + 2, &value)
|| value < 0 || value > 0xFFFFFFFF) // This is an implementation limit
{
lwm2m_free(targetP);
lwm2m_data_free(size, dataP);
return -1;
}
// lifetime of a bootstrap server is set to ClientHoldOffTime
targetP->lifetime = value;
contextP->bootstrapServerList = (lwm2m_server_t*)LWM2M_LIST_ADD(contextP->bootstrapServerList, targetP);
}
else
{
lwm2m_list_t * serverInstP; // instanceID of the server in the LWM2M Server Object
serverInstP = prv_findServerInstance(serverObjP, targetP->shortID);
if (serverInstP == NULL)
{
lwm2m_free(targetP);
lwm2m_data_free(size, dataP);
return -1;
}
if (0 != prv_getMandatoryInfo(serverObjP, serverInstP->id, targetP))
{
lwm2m_free(targetP);
lwm2m_data_free(size, dataP);
return -1;
}
targetP->status = STATE_DEREGISTERED;
contextP->serverList = (lwm2m_server_t*)LWM2M_LIST_ADD(contextP->serverList, targetP);
}
lwm2m_data_free(size, dataP);
securityInstP = securityInstP->next;
}
return 0;
}
int object_getServers(lwm2m_context_t * contextP)
{
lwm2m_object_t * securityObjP;
lwm2m_object_t * serverObjP;
lwm2m_list_t * securityInstP; // instanceID of the server in the LWM2M Security Object
int i;
for (i = 0 ; i < contextP->numObject ; i++)
{
if (contextP->objectList[i]->objID == LWM2M_SECURITY_OBJECT_ID)
{
securityObjP = contextP->objectList[i];
}
else if (contextP->objectList[i]->objID == LWM2M_SERVER_OBJECT_ID)
{
serverObjP = contextP->objectList[i];
}
}
securityInstP = securityObjP->instanceList;
while (securityInstP != NULL)
{
lwm2m_tlv_t * tlvP;
int size;
lwm2m_server_t * targetP;
bool isBootstrap;
int64_t value = 0;
size = 3;
tlvP = lwm2m_tlv_new(size);
if (tlvP == NULL) return -1;
tlvP[0].id = LWM2M_SECURITY_BOOTSTRAP_ID;
tlvP[1].id = LWM2M_SECURITY_SHORT_SERVER_ID;
tlvP[2].id = LWM2M_SECURITY_HOLD_OFF_ID;
if (securityObjP->readFunc(securityInstP->id, &size, &tlvP, securityObjP) != COAP_205_CONTENT)
{
lwm2m_free(tlvP);
return -1;
}
targetP = (lwm2m_server_t *)lwm2m_malloc(sizeof(lwm2m_server_t));
if (targetP == NULL) return -1;
memset(targetP, 0, sizeof(lwm2m_server_t));
if (0 == lwm2m_tlv_decode_bool(tlvP + 0, &isBootstrap))
{
lwm2m_free(targetP);
lwm2m_free(tlvP);
return -1;
}
if (0 == lwm2m_tlv_decode_int(tlvP + 1, &value)
|| value <= 0 || value >0xFFFF) // 0 is forbidden as a Short Server ID
{
lwm2m_free(targetP);
lwm2m_free(tlvP);
return -1;
}
targetP->shortID = value;
if (isBootstrap == true)
{
if (0 == lwm2m_tlv_decode_int(tlvP + 1, &value)
|| value < 0 || value >0xFFFFFFFF) // This is an implementation limit
{
lwm2m_free(targetP);
lwm2m_free(tlvP);
return -1;
}
targetP->lifetime = value;
contextP->bootstrapServerList = (lwm2m_server_t*)LWM2M_LIST_ADD(contextP->bootstrapServerList, targetP);
}
else
{
lwm2m_list_t * serverInstP; // instanceID of the server in the LWM2M Server Object
serverInstP = prv_findServerInstance(serverObjP, targetP->shortID);
if (serverInstP == NULL)
{
lwm2m_free(targetP);
lwm2m_free(tlvP);
return -1;
}
if (0 != prv_getMandatoryInfo(serverObjP, serverInstP->id, targetP))
{
lwm2m_free(targetP);
lwm2m_free(tlvP);
return -1;
}
contextP->serverList = (lwm2m_server_t*)LWM2M_LIST_ADD(contextP->serverList, targetP);
}
lwm2m_free(tlvP);
securityInstP = securityInstP->next;
}
return 0;
}
