//-----------------------------------------------------------------------------
void rlc_am_reassemble_pdu(rlc_am_entity_t* rlcP, u32_t frame, u8_t eNB_flag, mem_block_t* tbP) {
//-----------------------------------------------------------------------------
int i,j;
rlc_am_pdu_info_t* pdu_info = &((rlc_am_rx_pdu_management_t*)(tbP->data))->pdu_info;
#ifdef TRACE_RLC_AM_REASSEMBLY
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU SN=%03d\n", frame, rlcP->module_id, rlcP->rb_id, pdu_info->sn);
rlc_am_display_data_pdu_infos(rlcP, frame, pdu_info);
#endif
if (pdu_info->e == RLC_E_FIXED_PART_DATA_FIELD_FOLLOW) {
switch (pdu_info->fi) {
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=11 (00)\n", frame, rlcP->module_id, rlcP->rb_id);
#endif
// one complete SDU
rlc_am_send_sdu(rlcP,frame,eNB_flag); // may be not necessary
rlc_am_reassembly (pdu_info->payload, pdu_info->payload_size, rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag); // may be not necessary
//rlcP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=10 (01)\n", frame, rlcP->module_id, rlcP->rb_id);
#endif
// one beginning segment of SDU in PDU
rlc_am_send_sdu(rlcP,frame,eNB_flag); // may be not necessary
rlc_am_reassembly (pdu_info->payload, pdu_info->payload_size, rlcP,frame);
//rlcP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=01 (10)\n", frame, rlcP->module_id, rlcP->rb_id);
#endif
// one last segment of SDU
//if (rlcP->reassembly_missing_sn_detected == 0) {
rlc_am_reassembly (pdu_info->payload, pdu_info->payload_size, rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag);
//} // else { clear sdu already done
//rlcP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=00 (11)\n", frame, rlcP->module_id, rlcP->rb_id);
#endif
//if (rlcP->reassembly_missing_sn_detected == 0) {
// one whole segment of SDU in PDU
rlc_am_reassembly (pdu_info->payload, pdu_info->payload_size, rlcP,frame);
//} else {
// rlcP->reassembly_missing_sn_detected = 1; // not necessary but for readability of the code
//}
break;
#ifdef USER_MODE
default:
assert(0 != 0);
#endif
}
} else {
switch (pdu_info->fi) {
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU FI=11 (00) Li=", frame, rlcP->module_id, rlcP->rb_id);
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
#endif
// N complete SDUs
rlc_am_send_sdu(rlcP,frame,eNB_flag);
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->li_list[i], rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->hidden_size, rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag);
}
//rlcP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU FI=10 (01) Li=", frame, rlcP->module_id, rlcP->rb_id);
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
#endif
// N complete SDUs + one segment of SDU in PDU
rlc_am_send_sdu(rlcP,frame,eNB_flag);
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->li_list[i], rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->hidden_size, rlcP, frame);
}
//rlcP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU FI=01 (10) Li=", frame, rlcP->module_id, rlcP->rb_id);
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
#endif
// one last segment of SDU + N complete SDUs in PDU
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->li_list[i], rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->hidden_size, rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag);
}
//rlcP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
#ifdef TRACE_RLC_AM_RX_DECODE
LOG_D(RLC, "[FRAME %05d][RLC_AM][MOD %02d][RB %02d][REASSEMBLY PDU] TRY REASSEMBLY PDU FI=00 (11) Li=", frame, rlcP->module_id, rlcP->rb_id);
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
#endif
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->li_list[i], rlcP,frame);
rlc_am_send_sdu(rlcP,frame,eNB_flag);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (&pdu_info->payload[j], pdu_info->hidden_size, rlcP,frame);
} else {
#ifdef USER_MODE
//assert (5!=5);
#endif
}
//rlcP->reassembly_missing_sn_detected = 0;
break;
#ifdef USER_MODE
default:
assert(1 != 1);
#endif
}
}
free_mem_block(tbP);
}
//-----------------------------------------------------------------------------
void
rlc_am_reassemble_pdu(
const protocol_ctxt_t* const ctxt_pP,
rlc_am_entity_t * const rlc_pP,
mem_block_t * const tb_pP)
{
int i,j;
rlc_am_pdu_info_t* pdu_info = &((rlc_am_rx_pdu_management_t*)(tb_pP->data))->pdu_info;
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU SN=%03d\n",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP),
pdu_info->sn);
#if TRACE_RLC_AM_RX_DECODE
rlc_am_display_data_pdu_infos(ctxt_pP, rlc_pP, pdu_info);
#endif
if (pdu_info->e == RLC_E_FIXED_PART_DATA_FIELD_FOLLOW) {
switch (pdu_info->fi) {
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=11 (00)\n",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
// one complete SDU
rlc_am_send_sdu(ctxt_pP, rlc_pP); // may be not necessary
rlc_am_reassembly (ctxt_pP, rlc_pP, pdu_info->payload, pdu_info->payload_size);
rlc_am_send_sdu(ctxt_pP, rlc_pP); // may be not necessary
//rlc_pP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=10 (01)\n",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
// one beginning segment of SDU in PDU
rlc_am_send_sdu(ctxt_pP, rlc_pP); // may be not necessary
rlc_am_reassembly (ctxt_pP, rlc_pP,pdu_info->payload, pdu_info->payload_size);
//rlc_pP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=01 (10)\n",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
// one last segment of SDU
//if (rlc_pP->reassembly_missing_sn_detected == 0) {
rlc_am_reassembly (ctxt_pP, rlc_pP, pdu_info->payload, pdu_info->payload_size);
rlc_am_send_sdu(ctxt_pP, rlc_pP);
//} // else { clear sdu already done
//rlc_pP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU NO E_LI FI=00 (11)\n",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
//if (rlc_pP->reassembly_missing_sn_detected == 0) {
// one whole segment of SDU in PDU
rlc_am_reassembly (ctxt_pP, rlc_pP, pdu_info->payload, pdu_info->payload_size);
//} else {
// rlc_pP->reassembly_missing_sn_detected = 1; // not necessary but for readability of the code
//}
break;
#if USER_MODE
default:
assert(0 != 0);
#endif
}
} else {
switch (pdu_info->fi) {
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU FI=11 (00) Li=",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
// N complete SDUs
rlc_am_send_sdu(ctxt_pP, rlc_pP);
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->li_list[i]);
rlc_am_send_sdu(ctxt_pP, rlc_pP);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->hidden_size);
rlc_am_send_sdu(ctxt_pP, rlc_pP);
}
//rlc_pP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU FI=10 (01) Li=",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
// N complete SDUs + one segment of SDU in PDU
rlc_am_send_sdu(ctxt_pP, rlc_pP);
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->li_list[i]);
rlc_am_send_sdu(ctxt_pP, rlc_pP);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->hidden_size);
}
//rlc_pP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU FI=01 (10) Li=",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
// one last segment of SDU + N complete SDUs in PDU
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->li_list[i]);
rlc_am_send_sdu(ctxt_pP, rlc_pP);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->hidden_size);
rlc_am_send_sdu(ctxt_pP, rlc_pP);
}
//rlc_pP->reassembly_missing_sn_detected = 0;
break;
case RLC_FI_1ST_BYTE_DATA_IS_NOT_1ST_BYTE_SDU_LAST_BYTE_DATA_IS_NOT_LAST_BYTE_SDU:
LOG_D(RLC, PROTOCOL_RLC_AM_CTXT_FMT"[REASSEMBLY PDU] TRY REASSEMBLY PDU FI=00 (11) Li=",
PROTOCOL_RLC_AM_CTXT_ARGS(ctxt_pP,rlc_pP));
for (i=0; i < pdu_info->num_li; i++) {
LOG_D(RLC, "%d ",pdu_info->li_list[i]);
}
LOG_D(RLC, "\n");
//msg(" remaining size %d\n",size);
j = 0;
for (i = 0; i < pdu_info->num_li; i++) {
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->li_list[i]);
rlc_am_send_sdu(ctxt_pP, rlc_pP);
j = j + pdu_info->li_list[i];
}
if (pdu_info->hidden_size > 0) { // normally should always be > 0 but just for help debug
// data is already ok, done by last loop above
rlc_am_reassembly (ctxt_pP, rlc_pP, &pdu_info->payload[j], pdu_info->hidden_size);
} else {
#if USER_MODE
//assert (5!=5);
#endif
}
//rlc_pP->reassembly_missing_sn_detected = 0;
break;
#if USER_MODE
default:
assert(1 != 1);
#endif
}
}
free_mem_block(tb_pP);
}
