static int mark_pdu(struct du * ret_pdu)
{
pdu_flags_t pci_flags;
pci_flags = pci_flags_get(&ret_pdu->pci);
pci_flags_set(&ret_pdu->pci, pci_flags |= PDU_FLAGS_EXPLICIT_CONGESTION);
LOG_DBG("ECN bit marked");
return 0;
}
static int deserialize_base_pci(const struct serdes * instance,
struct pci * new_pci,
int * offset,
const uint8_t * ptr,
ssize_t * pdu_len)
{
int vers;
address_t addr;
cep_id_t cep;
qos_id_t qos;
pdu_type_t pdu_type;
pdu_flags_t pdu_flags;
struct dt_cons * dt_cons;
ASSERT(instance);
ASSERT(new_pci);
ASSERT(ptr);
dt_cons = instance->dt_cons;
ASSERT(dt_cons);
vers = 0;
addr = 0;
cep = 0;
qos = 0;
pdu_type = 0x00;
pdu_flags = 0x0;
*offset = 0;
memcpy(&vers, ptr + *offset, VERSION_SIZE);
*offset += VERSION_SIZE;
if (vers != version) {
LOG_ERR("Received an unknown version of the EFCP PDU (%d)",
vers);
return -1;
}
memcpy(&addr, ptr + *offset, dt_cons->address_length);
*offset += dt_cons->address_length;
if (pci_destination_set(new_pci, addr))
return -1;
memcpy(&addr, ptr + *offset, dt_cons->address_length);
*offset += dt_cons->address_length;
if (pci_source_set(new_pci, addr))
return -1;
memcpy(&qos, ptr + *offset, dt_cons->qos_id_length);
*offset += dt_cons->qos_id_length;
if (pci_qos_id_set(new_pci, qos))
return -1;
memcpy(&cep, ptr + *offset, dt_cons->cep_id_length);
*offset += dt_cons->cep_id_length;
if (pci_cep_source_set(new_pci, cep))
return -1;
memcpy(&cep, ptr + *offset, dt_cons->cep_id_length);
*offset += dt_cons->cep_id_length;
if (pci_cep_destination_set(new_pci, cep))
return -1;
memcpy(&pdu_type, ptr + *offset, PDU_TYPE_SIZE);
*offset += PDU_TYPE_SIZE;
if (pci_type_set(new_pci, pdu_type))
return -1;
memcpy(&pdu_flags, ptr + *offset, FLAGS_SIZE);
*offset += FLAGS_SIZE;
if (pci_flags_set(new_pci, pdu_flags))
return -1;
memcpy(pdu_len, ptr + *offset, dt_cons->length_length);
*offset += dt_cons->length_length;
return 0;
}
