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path: root/cesar/cp/eoc/msg/src/msg_vs.c
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/* Cesar project {{{
 *
 * Copyright (C) 2009 Spidcom
 *
 * <<<Licence>>>
 *
 * }}} */
/**
 * \file    cp/msg/src/msg_vs_eoc.c
 * \brief   VS EoC family MME.
 * \ingroup cp_msg
 */
#include "common/std.h"
#include "common/defs/homeplugAV.h"
#include "common/defs/ethernet.h"

#include "cp/cp.h"
#include "cp/mme.h"
#include "cp/msg/msg.h"
#include "common/defs/spidcom.h"

#include "cp/sta/mgr/net.h"
#include "cp/sta/mgr/sta_mgr.h"


#include "cp/eoc/msg/inc/msg_vs.h"
#include "cp/msg/inc/msg.h"
#include "cp/eoc/sta/action/inc/vs.h"


/**
 * Start sending of a VS_EOC_GET_TOPO.CNF.
 * \param  ctx  the control plane context.
 * \param  peer  the peer info.
 * \param  result  the result.
 * \param  sta_nb  the number of stations connected to CCo.
 * \return  the message context.
 */
cp_mme_tx_t *
cp_msg_vs_eoc_get_topo_cnf_send_begin (cp_t *ctx, cp_mme_peer_t *peer,
                                       cp_msg_vs_eoc_get_topo_cnf_result_t
                                       result, u8 sta_nb)
{
    cp_mme_tx_t * mme;

    dbg_assert (ctx);
    dbg_assert (peer);
    dbg_assert (result < CP_MSG_VS_EOC_GET_TOPO_CNF_RESULT_NB);

    mme = cp_msg_mme_init_not_frag (ctx, peer, VS_EOC_GET_TOPO_CNF);
    dbg_assert (mme);

    bitstream_write (&mme->bitstream, result, 8);
    bitstream_write (&mme->bitstream, sta_nb, 8);

    return mme;
}

/**
 * Fill the MME with the station parameters.
 * \param  ctx  the module context.
 * \param  mme  the MME message.
 * \param  mac_addr  the mac address of the station.
 * \param  auth_status  the authorization status of the station.
 * \param  up_att  the upstream attenuation.
 */
void
cp_msg_vs_eoc_get_topo_cnf_send_sta (cp_t *ctx, cp_mme_tx_t *mme,
                                     mac_t mac_addr, u8 auth_status,
                                     s8 up_att)
{
    dbg_assert (ctx);
    dbg_assert (mme);
    dbg_assert (auth_status <= 3);

    bitstream_write_large (&mme->bitstream, mac_addr, 48);
    bitstream_write (&mme->bitstream, auth_status, 8);
    /* Cast up_att to u8 because bitstream only process words, so the s8
     * will be promoted to int (i.e. 32bits) and bitstream verifies that only
     * 8 bits are set. */
    bitstream_write (&mme->bitstream, (u8) up_att, 8);
}

/**
 * End sending of a VS_EOC_GET_TOPO.CNF.
 * \param  ctx  the control plane context.
 * \param  mme  the MME to send.
 */
void
cp_msg_vs_eoc_get_topo_cnf_send_end (cp_t *ctx, cp_mme_tx_t *mme)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    bitstream_write_finalise (&mme->bitstream);

    cp_msg_mme_send (ctx, mme);
}

bool
cp_msg_vs_eoc_cco_set_wl_req_receive (
    cp_t *ctx, cp_mme_rx_t *mme, uint *numStas, cp_tei_t *stas_teis,
    mac_t *stas_macs, u8 *stas_authorizations, u8 *stas_output_levels,
    u32 *stas_start_times, u32 *stas_end_times, cp_key_t *stas_daks,
    cp_dpw_t *stas_dpws, u8 *stas_actions)
{
    dbg_assert (ctx);
    dbg_assert (mme);
    dbg_assert (numStas);
    dbg_assert (stas_teis);
    dbg_assert (stas_macs);
    dbg_assert (stas_authorizations);
    dbg_assert (stas_output_levels);
    dbg_assert (stas_start_times);
    dbg_assert (stas_end_times);
    dbg_assert (stas_daks);
    dbg_assert (stas_dpws);
    dbg_assert (stas_actions);

    /* Number of stations in the current MME */
    uint number_of_stations;
    uint i, j;

    if (cp_msg_mme_read_error (ctx, mme))
    {
        number_of_stations = bitstream_read (&mme->bitstream, 8);
        *numStas = number_of_stations;

        for (i=0; i<number_of_stations; i++)
        {
            bitstream_access (&mme->bitstream, &stas_macs[i], 48);
            bitstream_access (&mme->bitstream, &stas_teis[i], 8);
            bitstream_access (&mme->bitstream, &stas_authorizations[i], 8);
            bitstream_access (&mme->bitstream, &stas_output_levels[i], 8);
            bitstream_access (&mme->bitstream, &stas_start_times[i], 32);
            bitstream_access (&mme->bitstream, &stas_end_times[i], 32);
            for (j=0; j<4; j++)
                bitstream_access (&mme->bitstream, &stas_daks[i].key[j], 32);
            bitstream_access_buf (&mme->bitstream, (u8 *) stas_dpws[i].dpw,
                                  CP_DPW_MAX_SIZE);
            stas_dpws[i].dpw[CP_DPW_MAX_SIZE] = '\0';
            bitstream_access (&mme->bitstream, &stas_actions[i], 8);
        }

        return true;
    }

    return false;
}

void
cp_msg_vs_eoc_cco_set_wl_cnf_send (
    cp_t *ctx, cp_mme_peer_t *peer, mmtype_t mmtype,
    cp_msg_vs_eoc_cco_set_wl_req_result_t result)
{
    cp_mme_tx_t *msg;

    dbg_assert (peer);
    dbg_assert (mmtype);

    msg = cp_msg_mme_init_not_frag (ctx, peer, mmtype);
    dbg_check (msg);

    bitstream_access (&msg->bitstream, &result, 8);

    cp_msg_mme_send (ctx, msg);
}


bool
cp_msg_vs_eoc_cco_get_wl_req_receive (cp_t *ctx, cp_mme_rx_t *mme, u8 *first_wl_index_nb)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    if (cp_msg_mme_read_error (ctx, mme))
    {
        *first_wl_index_nb = bitstream_read(&mme->bitstream, 8);
        return true;
    }
    return false;
}

void
cp_msg_vs_eoc_cco_get_wl_cnf_send (cp_t *ctx,
    cp_msg_vs_eoc_cco_get_wl_req_result_t result, cp_mme_peer_t *peer,
    uint numStas, cp_tei_t *stas_teis, mac_t *stas_macs,
    u8 *stas_authorizations, u8 *stas_output_levels, u32 *stas_start_times,
    u32 *stas_end_times, cp_key_t *stas_daks, cp_dpw_t *stas_dpws,
    u8 *stas_actions, u8 first_wl_index_nb)
{
    cp_mme_tx_t *tx;
    u8 i, j;
    u8 total_wl_index_nb;
    u8 wl_index_nb;
    dbg_assert (ctx);
    dbg_assert (stas_teis);
    dbg_assert (stas_macs);
    dbg_assert (stas_authorizations);
    dbg_assert (stas_output_levels);
    dbg_assert (stas_start_times);
    dbg_assert (stas_end_times);
    dbg_assert (stas_daks);
    dbg_assert (stas_dpws);
    dbg_assert (stas_actions);

    /* One MME can contain maximum of WL_MME_MAX_ENTRY_COUNT WL entries. */
    total_wl_index_nb = numStas;

    if (first_wl_index_nb > total_wl_index_nb)
        wl_index_nb = 0;
    else
        wl_index_nb = MIN (total_wl_index_nb - first_wl_index_nb,
                           WL_MME_MAX_ENTRY_COUNT);

    tx = cp_msg_mme_init_not_frag (ctx, peer, VS_EOC_CCO_GET_WL_CNF);
    dbg_assert (tx);
    bitstream_write (&tx->bitstream, result, 8);
    bitstream_write (&tx->bitstream, total_wl_index_nb, 8);
    bitstream_write (&tx->bitstream, first_wl_index_nb, 8);
    bitstream_write (&tx->bitstream, wl_index_nb, 8);
    for (i = first_wl_index_nb; i < first_wl_index_nb + wl_index_nb; i++)
    {
        bitstream_write_large(&tx->bitstream, stas_macs[i], 48);
        bitstream_write(&tx->bitstream, stas_teis[i], 8);
        bitstream_write(&tx->bitstream, stas_authorizations[i], 8);
        bitstream_write(&tx->bitstream, stas_output_levels[i], 8);
        bitstream_write(&tx->bitstream, stas_start_times[i], 32);
        bitstream_write(&tx->bitstream, stas_end_times[i], 32);
        for (j=0; j<4; j++)
            bitstream_write(&tx->bitstream, stas_daks[i].key[j], 32);
        bitstream_write_buf(&tx->bitstream, (u8 *) stas_dpws[i].dpw,
                            CP_DPW_MAX_SIZE);
        bitstream_write(&tx->bitstream, stas_actions[i], 8);
    }

    cp_msg_mme_send (ctx, tx);
}

void
cp_msg_vs_eoc_cco_set_out_lev_ind_send(cp_t *ctx, cp_mme_peer_t *peer, uint output_level)
{
    dbg_assert(ctx);

    cp_mme_tx_t *tx;

    tx = cp_msg_mme_init_not_frag (ctx, peer, VS_EOC_CCO_SET_OUT_LEV_IND);
    dbg_assert(tx);

    bitstream_write(&tx->bitstream, output_level, 8);
    bitstream_write_finalise(&tx->bitstream);
    cp_msg_mme_send (ctx, tx);
}

bool
cp_msg_eoc_sta_vs_set_out_lev_ind_receive(cp_t *ctx, cp_mme_rx_t *mme, uint *output_level)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    if (cp_msg_mme_read_error (ctx, mme))
    {
        *output_level = bitstream_read(&mme->bitstream, 8);
        return true;
    }
    return false;
}


bool cp_msg_vs_eoc_set_ports_req_receive(cp_t *ctx, cp_mme_rx_t *mme, uint *numStas, mac_t *stas_macs,
 u8 stas_ports_ed[][PORT_NB], u8 stas_ports_service[][PORT_NB])
{
    dbg_assert(ctx);
    dbg_assert(mme);
    dbg_assert(numStas);
    dbg_assert(stas_macs);
    dbg_assert(stas_ports_ed);
    dbg_assert(stas_ports_service);

    uint number_of_stations;
    uint i,j;

    if(cp_msg_mme_read_error(ctx,mme))
    {
        number_of_stations = bitstream_read (&mme->bitstream, 8);
        *numStas = number_of_stations;

        for(i = 0; i < number_of_stations; i++)
        {
            bitstream_access(&mme->bitstream, &stas_macs[i], 48);
            for(j = 0; j < PORT_NB; j++)
            {
                bitstream_access(&mme->bitstream, &stas_ports_ed[i][j], 8);
                bitstream_access(&mme->bitstream, &stas_ports_service[i][j], 8);
            }
        }
        return true;
    }
    return false;
}

void
cp_msg_vs_eoc_set_ports_cnf_send (cp_t *ctx, cp_mme_peer_t *peer, mmtype_t mmtype,
                         cp_msg_vs_eoc_set_ports_req_result_t result)
{
    cp_mme_tx_t *msg;

    dbg_assert (peer);
    dbg_assert (mmtype);

    msg = cp_msg_mme_init_not_frag (ctx, peer, mmtype);
    dbg_check (msg);

    bitstream_access (&msg->bitstream, &result, 8);

    cp_msg_mme_send (ctx, msg);
}

bool
cp_msg_vs_eoc_cco_get_ports_req_receive (cp_t *ctx, cp_mme_rx_t *mme, u8 *first_mac_index_nb)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    if (cp_msg_mme_read_error (ctx, mme))
    {
        *first_mac_index_nb = bitstream_read(&mme->bitstream, 8);
        return true;
    }
    return false;
}


void
cp_msg_vs_eoc_cco_get_ports_cnf_send (
    cp_t *ctx, cp_mme_peer_t *peer,
    cp_msg_vs_eoc_cco_get_ports_req_result_t result, uint numStas,
    mac_t *stas_macs, bool stas_port_ed[][PORT_NB],
    u8 stas_port_service[][PORT_NB], u8 first_mac_index_nb)
{
    cp_mme_tx_t *tx;
    u8 i,j;
    u8 entries_per_mme_nb;
    u8 total_macs_index_nb;
    u8 macs_index_nb;
    dbg_assert (ctx);
    dbg_assert (stas_macs);
    dbg_assert(stas_port_ed);
    dbg_assert(stas_port_service);

    /* One mme can contain 1492 bytes. The first 4 bytes are: result, total_macs_index_nb, first_mac_index_nb
     and macs_index_nb. There are 1488 bytes remaining. Each entry begins with 6 bytes for a mac address,
     followed by 2 bytes for each port (one for stas_port_ed and the other one for stas_port_service). */

    entries_per_mme_nb = 1488/(6 + 2 * PORT_NB) - 1;
    total_macs_index_nb = numStas;

    if (first_mac_index_nb > total_macs_index_nb)
        macs_index_nb = 0;
    else
        macs_index_nb = ((total_macs_index_nb - first_mac_index_nb) >= entries_per_mme_nb) ?
                        entries_per_mme_nb : total_macs_index_nb - first_mac_index_nb;

    tx = cp_msg_mme_init_not_frag (ctx, peer, VS_EOC_CCO_GET_PORTS_CNF);
    dbg_assert (tx);
    bitstream_write (&tx->bitstream, result, 8);
    bitstream_write (&tx->bitstream, total_macs_index_nb, 8);
    bitstream_write (&tx->bitstream, first_mac_index_nb, 8);
    bitstream_write (&tx->bitstream, macs_index_nb, 8);
    for (i = first_mac_index_nb; i < first_mac_index_nb + macs_index_nb; i++)
    {
        bitstream_write_large(&tx->bitstream, stas_macs[i], 48);
        for(j = 0; j < PORT_NB; j++)
        {
            bitstream_write(&tx->bitstream, stas_port_ed[i][j], 8);
            bitstream_write(&tx->bitstream, stas_port_service[i][j], 8);
        }
    }

    cp_msg_mme_send (ctx, tx);
}


bool
cp_msg_vs_eoc_cco_set_services_req_receive (
    cp_t *ctx, cp_mme_rx_t *mme, u8 *command, u8 *services_number,
    u8 *service_indexes, u8 *classifier_rules, u16 *classifier_values,
    u8 *acses, u8 *parameters_numbers,
    u16 parameters_lists[][SERVICE_PARAMETERS_NB])
{
    dbg_assert(ctx);
    dbg_assert(mme);
    dbg_assert(command);
    dbg_assert(services_number);
    dbg_assert(service_indexes);
    dbg_assert(classifier_rules);
    dbg_assert(classifier_values);
    dbg_assert(acses);
    dbg_assert(parameters_numbers);
    dbg_assert(parameters_lists);

    u8 number_of_services;
    u8 i,j;
    u8 parameters_number_tmp;

    if(cp_msg_mme_read_error(ctx,mme))
    {
        *command = bitstream_read(&mme->bitstream, 8);
        number_of_services = bitstream_read (&mme->bitstream, 8);
        *services_number = number_of_services;

        for(i = 0; i < number_of_services; i++)
        {
            bitstream_access(&mme->bitstream, &service_indexes[i], 8);
            bitstream_access(&mme->bitstream, &classifier_rules[i], 8);
            bitstream_access(&mme->bitstream, &classifier_values[i], 16);
            bitstream_access(&mme->bitstream, &acses[i], 8);
            bitstream_access(&mme->bitstream, &parameters_numbers[i], 8);
            parameters_number_tmp = parameters_numbers[i];
            for(j = 0; j < parameters_number_tmp; j++)
            {
                bitstream_access(&mme->bitstream, &parameters_lists[i][j], 16);
            }
        }
        return true;
    }
    return false;
}

void
cp_msg_vs_eoc_cco_set_services_cnf_send (
    cp_t *ctx, cp_mme_peer_t *peer,
    mmtype_t mmtype, cp_msg_vs_eoc_cco_set_services_req_result_t result)
{
    cp_mme_tx_t *msg;

    dbg_assert (peer);
    dbg_assert (mmtype);

    msg = cp_msg_mme_init_not_frag (ctx, peer, mmtype);
    dbg_check (msg);

    bitstream_access (&msg->bitstream, &result, 8);

    cp_msg_mme_send (ctx, msg);
}


bool
cp_msg_vs_eoc_cco_get_services_req_receive (cp_t *ctx, cp_mme_rx_t *mme, u8 *first_service_index_nb)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    if (cp_msg_mme_read_error (ctx, mme))
    {
        *first_service_index_nb = bitstream_read(&mme->bitstream, 8);
        return true;
    }
    return false;
}

void
cp_msg_vs_eoc_cco_get_services_cnf_send (cp_t *ctx, cp_mme_peer_t *peer, cp_msg_vs_eoc_cco_get_services_req_result_t result,
    u8 services_number, u8 *service_indexes, u8 *classifier_rules, u16 *classifier_values,
    u8 *acses, u8 *parameters_numbers, u16 (*parameters_lists)[SERVICE_PARAMETERS_NB], u8 first_service_index_nb)
{
    dbg_assert(ctx);
    dbg_assert(peer);
    dbg_assert(service_indexes);
    dbg_assert(classifier_rules);
    dbg_assert(classifier_values);
    dbg_assert(acses);
    dbg_assert(parameters_numbers);
    dbg_assert(parameters_lists);

    cp_mme_tx_t *tx;
    u8 i, j;
    u8 total_services_index_nb;
    u8 services_index_nb;

    total_services_index_nb = services_number;

    /* One MME can contain maximum of 73 services entries. One mme can contain 1492 bytes. The first 4 bytes are:
       result, total_services_index_nb, first_service_index_nb and services_index_nb. There are 1488 bytes remaining.
       Each entry contains 20 bytes. */

    if (first_service_index_nb > total_services_index_nb)
        services_index_nb = 0;
    else
        services_index_nb = ((total_services_index_nb - first_service_index_nb) >= 73) ?
                              73 : total_services_index_nb - first_service_index_nb;

    tx = cp_msg_mme_init_not_frag (ctx, peer, VS_EOC_CCO_GET_SERVICES_CNF);
    dbg_assert (tx);
    bitstream_write (&tx->bitstream, result, 8);
    bitstream_write (&tx->bitstream, total_services_index_nb, 8);
    bitstream_write (&tx->bitstream, first_service_index_nb, 8);
    bitstream_write (&tx->bitstream, services_index_nb, 8);

    for (i = first_service_index_nb; i < first_service_index_nb + services_index_nb; i++)
    {
        bitstream_write(&tx->bitstream, service_indexes[i], 8);
        bitstream_write(&tx->bitstream, classifier_rules[i], 8);
        bitstream_write(&tx->bitstream, classifier_values[i], 16);
        bitstream_write(&tx->bitstream, acses[i], 8);
        bitstream_write(&tx->bitstream, parameters_numbers[i], 8);
        for(j = 0; j < parameters_numbers[i]; j++)
        {
            bitstream_write(&tx->bitstream, parameters_lists[i][j], 16);
        }
    }

    cp_msg_mme_send (ctx, tx);
}

bool
cp_msg_vs_eoc_cco_get_info_req_receive (cp_t *ctx, cp_mme_rx_t *mme, u8 *internal_eoc_index, u8 *control)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    if (cp_msg_mme_read_error (ctx, mme))
    {
        *internal_eoc_index = bitstream_read(&mme->bitstream, 8);
        *control = bitstream_read(&mme->bitstream, 8);
        return true;
    }
    return false;
}

void
cp_msg_vs_eoc_cco_get_info_cnf_send(cp_t *ctx, cp_mme_peer_t *peer, cp_msg_vs_eoc_get_info_req_result_t status,
    u16 tei, s8 attenuation, u8 snr, u16 phy_uplink_speed, u16 phy_downlink_speed, u8 output_power,
    u32 tx_success_counter, u32 tx_crc_error_counter, u32 tx_other_error_counter, u32 rx_success_counter,
    u32 rx_crc_error_counter, u32 rx_other_error_counter)
{
    dbg_assert(ctx);
    dbg_assert(peer);

    cp_mme_tx_t *tx;
    tx = cp_msg_mme_init_not_frag (ctx, peer, VS_EOC_GET_INFO_CNF);
    dbg_assert (tx);

    bitstream_write (&tx->bitstream, status, 8);
    bitstream_write (&tx->bitstream, tei, 16);
    /* Cast up_att to u8 because bitstream only process words, so the s8
     * will be promoted to int (i.e. 32bits) and bitstream verifies that only
     * 8 bits are set. */
    bitstream_write (&tx->bitstream, (u8) attenuation, 8);
    bitstream_write (&tx->bitstream, snr, 8);
    bitstream_write (&tx->bitstream, phy_uplink_speed, 16);
    bitstream_write (&tx->bitstream, phy_downlink_speed, 16);
    bitstream_write (&tx->bitstream, output_power, 8);
    bitstream_write (&tx->bitstream, tx_success_counter, 32);
    bitstream_write (&tx->bitstream, tx_crc_error_counter, 32);
    bitstream_write (&tx->bitstream, tx_other_error_counter, 32);
    bitstream_write (&tx->bitstream, rx_success_counter, 32);
    bitstream_write (&tx->bitstream, rx_crc_error_counter, 32);
    bitstream_write (&tx->bitstream, rx_other_error_counter, 32);

    cp_msg_mme_send (ctx, tx);
}


bool
cp_msg_vs_eoc_cco_diagnostic_info_req_receive (cp_t *ctx, cp_mme_rx_t *mme, u8 *internal_eoc_index, u8 *control)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    if (cp_msg_mme_read_error (ctx, mme))
    {
        *internal_eoc_index = bitstream_read(&mme->bitstream, 8);
        *control = bitstream_read(&mme->bitstream, 8);
        return true;
    }
    return false;
}

void
cp_msg_vs_eoc_cco_diagnostict_info_cnf_send(cp_t *ctx, cp_mme_peer_t *peer, cp_msg_vs_eoc_diagnostic_info_req_result_t status,
    u8 assoc_stat, u64 nid, u8 num_slots, mac_t he_mac_address, u16 est_avg_phy_rate, u8 num_good_assoc_auth,
    u16 num_bad_could_not_assoc, u32 num_bad_assoc_failure, u32 num_bad_could_not_auth, u32 num_leave)
{
    dbg_assert(ctx);
    dbg_assert(peer);

    cp_mme_tx_t *tx;
    tx = cp_msg_mme_init_not_frag (ctx, peer, VS_EOC_DIAGNOSTIC_INFO_CNF);
    dbg_assert (tx);

    bitstream_write (&tx->bitstream, status, 8);
    bitstream_write (&tx->bitstream, assoc_stat, 8);
    bitstream_write_large (&tx->bitstream, nid, 56);
    bitstream_write (&tx->bitstream, num_slots, 8);
    bitstream_write_large (&tx->bitstream, he_mac_address, 48);
    bitstream_write (&tx->bitstream, est_avg_phy_rate, 16);
    bitstream_write (&tx->bitstream, num_good_assoc_auth, 8);
    bitstream_write (&tx->bitstream, num_bad_could_not_assoc, 16);
    bitstream_write (&tx->bitstream, num_bad_assoc_failure, 32);
    bitstream_write (&tx->bitstream, num_bad_could_not_auth, 32);
    bitstream_write (&tx->bitstream, num_leave, 32);

    cp_msg_mme_send (ctx, tx);
}


bool
cp_msg_vs_eoc_cco_get_real_time_stats_req_receive (cp_t *ctx, cp_mme_rx_t *mme, u8 *control)
{
    dbg_assert (ctx);
    dbg_assert (mme);

    if (cp_msg_mme_read_error (ctx, mme))
    {
        *control = bitstream_read(&mme->bitstream, 8);
        return true;
    }
    return false;
}

void
cp_msg_vs_eoc_cco_get_real_time_stats_cnf_send (cp_t *ctx, cp_mme_peer_t *peer,
             cp_msg_vs_eoc_get_real_time_statistics_req_result_t status,
             real_time_stats_t *rt_stats)
{
    dbg_assert(ctx);
    dbg_assert(peer);

    cp_mme_tx_t *tx;
    tx = cp_msg_mme_init_not_frag (ctx, peer,
                                   VS_EOC_GET_REAL_TIME_STATISTICS_CNF);
    dbg_assert (tx);

    bitstream_write (&tx->bitstream, status, 8);
    bitstream_write (&tx->bitstream, rt_stats->nb_unicast_packets_rx, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_unicast_packets_tx, 32);
    bitstream_write (&tx->bitstream, rt_stats->total_nb_bytes_rx, 32);
    bitstream_write (&tx->bitstream, rt_stats->total_nb_bytes_tx, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_broadcast_packets_rx, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_broadcast_packets_tx, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_multicast_packets_rx, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_multicast_packets_tx, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_packets_rx_crc, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_packets_rx_short, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_packets_tx_short, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_packets_tx_dropped, 32);
    bitstream_write (&tx->bitstream, rt_stats->nb_packets_rx_discarded, 32);
    bitstream_write (&tx->bitstream, rt_stats->avg_pre_fec_bit_error_rate, 32);

    cp_msg_mme_send (ctx, tx);
}