static int prv_getMandatoryInfo(lwm2m_object_t * objectP,
uint16_t instanceID,
lwm2m_server_t * targetP)
{
lwm2m_data_t * dataP;
int size;
int64_t value;
size = 2;
dataP = lwm2m_data_new(size);
if (dataP == NULL) return -1;
dataP[0].id = LWM2M_SERVER_LIFETIME_ID;
dataP[1].id = LWM2M_SERVER_BINDING_ID;
if (objectP->readFunc(instanceID, &size, &dataP, objectP) != COAP_205_CONTENT)
{
lwm2m_data_free(size, dataP);
return -1;
}
if (0 == lwm2m_data_decode_int(dataP, &value)
|| value < 0 || value >0xFFFFFFFF) // This is an implementation limit
{
lwm2m_data_free(size, dataP);
return -1;
}
targetP->lifetime = value;
targetP->binding = utils_stringToBinding(dataP[1].value.asBuffer.buffer, dataP[1].value.asBuffer.length);
lwm2m_data_free(size, dataP);
if (targetP->binding == BINDING_UNKNOWN)
{
return -1;
}
return 0;
}
static int prv_getParameters(multi_option_t * query,
char ** nameP,
uint32_t * lifetimeP,
char ** msisdnP,
lwm2m_binding_t * bindingP)
{
*nameP = NULL;
*lifetimeP = 0;
*msisdnP = NULL;
*bindingP = BINDING_UNKNOWN;
while (query != NULL)
{
if (lwm2m_strncmp((char *)query->data, QUERY_TEMPLATE, QUERY_LENGTH) == 0)
{
if (*nameP != NULL) goto error;
if (query->len == QUERY_LENGTH) goto error;
*nameP = (char *)lwm2m_malloc(query->len - QUERY_LENGTH + 1);
if (*nameP != NULL)
{
memcpy(*nameP, query->data + QUERY_LENGTH, query->len - QUERY_LENGTH);
(*nameP)[query->len - QUERY_LENGTH] = 0;
}
}
else if (lwm2m_strncmp((char *)query->data, QUERY_SMS, QUERY_SMS_LEN) == 0)
{
if (*msisdnP != NULL) goto error;
if (query->len == QUERY_SMS_LEN) goto error;
*msisdnP = (char *)lwm2m_malloc(query->len - QUERY_SMS_LEN + 1);
if (*msisdnP != NULL)
{
memcpy(*msisdnP, query->data + QUERY_SMS_LEN, query->len - QUERY_SMS_LEN);
(*msisdnP)[query->len - QUERY_SMS_LEN] = 0;
}
}
else if (lwm2m_strncmp((char *)query->data, QUERY_LIFETIME, QUERY_LIFETIME_LEN) == 0)
{
int i;
if (*lifetimeP != 0) goto error;
if (query->len == QUERY_LIFETIME_LEN) goto error;
for (i = QUERY_LIFETIME_LEN ; i < query->len ; i++)
{
if (query->data[i] < '0' || query->data[i] > '9') goto error;
*lifetimeP = (*lifetimeP * 10) + (query->data[i] - '0');
}
}
else if (lwm2m_strncmp((char *)query->data, QUERY_VERSION, QUERY_VERSION_LEN) == 0)
{
if ((query->len != QUERY_VERSION_FULL_LEN)
|| (lwm2m_strncmp((char *)query->data, QUERY_VERSION_FULL, QUERY_VERSION_FULL_LEN) != 0))
{
goto error;
}
}
else if (lwm2m_strncmp((char *)query->data, QUERY_BINDING, QUERY_BINDING_LEN) == 0)
{
if (*bindingP != BINDING_UNKNOWN) goto error;
if (query->len == QUERY_BINDING_LEN) goto error;
*bindingP = utils_stringToBinding(query->data + QUERY_BINDING_LEN, query->len - QUERY_BINDING_LEN);
}
query = query->next;
}
return 0;
error:
if (*nameP != NULL) lwm2m_free(*nameP);
if (*msisdnP != NULL) lwm2m_free(*msisdnP);
return -1;
}
