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rlc, nr: increment sequence numbers using modulus 'mod_nr'

This commit is contained in:
Robert Falkenberg 2022-02-21 10:58:28 +01:00
parent 8f6e3996d3
commit c75b8d1708
1 changed files with 6 additions and 6 deletions
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12
lib/src/rlc/rlc_am_nr.cc
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@ -197,7 +197,7 @@ uint32_t rlc_am_nr_tx::build_new_pdu(uint8_t* payload, uint32_t nof_bytes)
}
// Update TX Next
st.tx_next = (st.tx_next + 1) % MOD;
st.tx_next = (st.tx_next + 1) % mod_nr;
memcpy(payload, tx_sdu->msg, tx_sdu->N_bytes);
RlcDebug("wrote RLC PDU - %d bytes", tx_sdu->N_bytes);
@ -374,8 +374,8 @@ uint32_t rlc_am_nr_tx::build_continuation_sdu_segment(rlc_amd_tx_pdu_nr& tx_pdu,
RlcInfo("grant is large enough for full SDU."
"Removing current SDU info");
sdu_under_segmentation_sn = INVALID_RLC_SN;
// SDU is fully TX'ed. Increment TX_NEXt
st.tx_next++;
// SDU is fully TX'ed. Increment TX_NEXT
st.tx_next = (st.tx_next + 1) % mod_nr;
}
return hdr_len + segment_payload_len;
@ -710,7 +710,7 @@ void rlc_am_nr_tx::handle_control_pdu(uint8_t* payload, uint32_t nof_bytes)
if (tx_window.has_sn(sn)) {
notify_info_vec.push_back(tx_window[sn].pdcp_sn);
tx_window.remove_pdu(sn);
st.tx_next_ack = sn + 1;
st.tx_next_ack = (sn + 1) % mod_nr;
} else {
RlcError("Missing ACKed SN from TX window");
break;
@ -978,7 +978,7 @@ void rlc_am_nr_rx::handle_data_pdu(uint8_t* payload, uint32_t nof_bytes)
// 5.2.3.2.3 Actions when an AMD PDU is placed in the reception buffer
// Update Rx_Next_Highest
if (rx_mod_base_nr(header.sn) >= rx_mod_base_nr(st.rx_next_highest)) {
st.rx_next_highest = (header.sn + 1) % MOD;
st.rx_next_highest = (header.sn + 1) % mod_nr;
}
// Update RX_Highest_Status
@ -1203,7 +1203,7 @@ uint32_t rlc_am_nr_rx::get_status_pdu(rlc_am_nr_status_pdu_t* status, uint32_t m
// make sure we don't exceed grant size (FIXME)
rlc_am_nr_write_status_pdu(*status, rlc_am_nr_sn_size_t::size12bits, &tmp_buf);
// TODO
i = (i + 1) % MOD;
i = (i + 1) % mod_nr;
}
if (max_len != UINT32_MAX) {