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openairinterface5g/openair2/LAYER2/RLC/rlc.c
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/*******************************************************************************
OpenAirInterface
Copyright(c) 1999 - 2014 Eurecom
OpenAirInterface is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenAirInterface is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with OpenAirInterface.The full GNU General Public License is
included in this distribution in the file called "COPYING". If not,
see <http://www.gnu.org/licenses/>.
Contact Information
OpenAirInterface Admin: openair_admin@eurecom.fr
OpenAirInterface Tech : openair_tech@eurecom.fr
OpenAirInterface Dev : openair4g-devel@lists.eurecom.fr
Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
*******************************************************************************/
/*
rlc.c
-------------------
AUTHOR : Lionel GAUTHIER
COMPANY : EURECOM
EMAIL : Lionel.Gauthier at eurecom dot fr
*/
#define RLC_C
#include "rlc.h"
#include "mem_block.h"
#include "../MAC/extern.h"
#include "UTIL/LOG/log.h"
#include "UTIL/OCG/OCG_vars.h"
#include "UTIL/LOG/vcd_signal_dumper.h"
#include "assertions.h"
// PROTO AGENT
void
async_server_thread_init (void)
{
//create log_list
//log_list_init(&log_list);
async_server_shutdown = 0;
if ((pthread_mutex_init (&async_server_lock, NULL) != 0)
|| (pthread_cond_init (&async_server_notify, NULL) != 0)) {
return;
}
if (pthread_create (&async_server_thread, NULL, proto_server_init, (void*) NULL)
!= 0) {
async_server_thread_finalize();
return;
}
}
int
async_server_thread_finalize (void)
{
int err = 0;
if (pthread_mutex_lock (&async_server_lock) != 0) {
return -1;
}
async_server_shutdown = 1;
/* Wake up LOG thread */
if ((pthread_cond_broadcast (&async_server_notify) != 0)
|| (pthread_mutex_unlock (&async_server_lock) != 0)) {
err = -1;
}
if (pthread_join (async_server_thread, NULL) != 0) {
err = -1;
}
if (pthread_mutex_unlock (&async_server_lock) != 0) {
err = -1;
}
if (!err) {
//log_list_free(&log_list);
pthread_mutex_lock (&async_server_lock);
pthread_mutex_destroy (&async_server_lock);
pthread_cond_destroy (&async_server_notify);
}
return err;
}
extern boolean_t pdcp_data_ind(
const protocol_ctxt_t* const ctxt_pP,
const srb_flag_t srb_flagP,
const MBMS_flag_t MBMS_flagP,
const rb_id_t rb_idP,
const sdu_size_t sdu_buffer_sizeP,
mem_block_t* const sdu_buffer_pP);
#define DEBUG_RLC_PDCP_INTERFACE 1
//#define TRACE_RLC_PAYLOAD 1
#define DEBUG_RLC_DATA_REQ 1
//-----------------------------------------------------------------------------
void rlc_util_print_hex_octets(comp_name_t componentP, unsigned char* dataP, const signed long sizeP)
//-----------------------------------------------------------------------------
{
unsigned long octet_index = 0;
if (dataP == NULL) {
return;
}
LOG_T(componentP, "+-----+-------------------------------------------------+\n");
LOG_T(componentP, "| | 0 1 2 3 4 5 6 7 8 9 a b c d e f |\n");
LOG_T(componentP, "+-----+-------------------------------------------------+\n");
for (octet_index = 0; octet_index < sizeP; octet_index++) {
if ((octet_index % 16) == 0) {
if (octet_index != 0) {
LOG_T(componentP, " |\n");
}
LOG_T(componentP, " %04d |", octet_index);
}
/*
* Print every single octet in hexadecimal form
*/
LOG_T(componentP, " %02x", dataP[octet_index]);
/*
* Align newline and pipes according to the octets in groups of 2
*/
}
/*
* Append enough spaces and put final pipe
*/
unsigned char index;
for (index = octet_index; index < 16; ++index) {
LOG_T(componentP, " ");
}
LOG_T(componentP, " |\n");
}
//-----------------------------------------------------------------------------
rlc_op_status_t rlc_stat_req (
const protocol_ctxt_t* const ctxt_pP,
const srb_flag_t srb_flagP,
const rb_id_t rb_idP,
unsigned int* stat_rlc_mode,
unsigned int* stat_tx_pdcp_sdu,
unsigned int* stat_tx_pdcp_bytes,
unsigned int* stat_tx_pdcp_sdu_discarded,
unsigned int* stat_tx_pdcp_bytes_discarded,
unsigned int* stat_tx_data_pdu,
unsigned int* stat_tx_data_bytes,
unsigned int* stat_tx_retransmit_pdu_by_status,
unsigned int* stat_tx_retransmit_bytes_by_status,
unsigned int* stat_tx_retransmit_pdu,
unsigned int* stat_tx_retransmit_bytes,
unsigned int* stat_tx_control_pdu,
unsigned int* stat_tx_control_bytes,
unsigned int* stat_rx_pdcp_sdu,
unsigned int* stat_rx_pdcp_bytes,
unsigned int* stat_rx_data_pdus_duplicate,
unsigned int* stat_rx_data_bytes_duplicate,
unsigned int* stat_rx_data_pdu,
unsigned int* stat_rx_data_bytes,
unsigned int* stat_rx_data_pdu_dropped,
unsigned int* stat_rx_data_bytes_dropped,
unsigned int* stat_rx_data_pdu_out_of_window,
unsigned int* stat_rx_data_bytes_out_of_window,
unsigned int* stat_rx_control_pdu,
unsigned int* stat_rx_control_bytes,
unsigned int* stat_timer_reordering_timed_out,
unsigned int* stat_timer_poll_retransmit_timed_out,
unsigned int* stat_timer_status_prohibit_timed_out)
{
//-----------------------------------------------------------------------------
rlc_mode_t rlc_mode = RLC_MODE_NONE;
rlc_union_t *rlc_union_p = NULL;
hash_key_t key = HASHTABLE_NOT_A_KEY_VALUE;
hashtable_rc_t h_rc;
#ifdef OAI_EMU
CHECK_CTXT_ARGS(ctxt_pP)
#endif
AssertFatal (rb_idP < NB_RB_MAX, "RB id is too high (%u/%d)!\n", rb_idP, NB_RB_MAX);
key = RLC_COLL_KEY_VALUE(ctxt_pP->module_id, ctxt_pP->rnti, ctxt_pP->enb_flag, rb_idP, srb_flagP);
h_rc = hashtable_get(rlc_coll_p, key, (void**)&rlc_union_p);
if (h_rc == HASH_TABLE_OK) {
rlc_mode = rlc_union_p->mode;
}
*stat_rlc_mode = rlc_mode;
switch (rlc_mode) {
case RLC_MODE_NONE:
*stat_tx_pdcp_sdu = 0;
*stat_tx_pdcp_bytes = 0;
*stat_tx_pdcp_sdu_discarded = 0;
*stat_tx_pdcp_bytes_discarded = 0;
*stat_tx_data_pdu = 0;
*stat_tx_data_bytes = 0;
*stat_tx_retransmit_pdu_by_status = 0;
*stat_tx_retransmit_bytes_by_status = 0;
*stat_tx_retransmit_pdu = 0;
*stat_tx_retransmit_bytes = 0;
*stat_tx_control_pdu = 0;
*stat_tx_control_bytes = 0;
*stat_rx_pdcp_sdu = 0;
*stat_rx_pdcp_bytes = 0;
*stat_rx_data_pdus_duplicate = 0;
*stat_rx_data_bytes_duplicate = 0;
*stat_rx_data_pdu = 0;
*stat_rx_data_bytes = 0;
*stat_rx_data_pdu_dropped = 0;
*stat_rx_data_bytes_dropped = 0;
*stat_rx_data_pdu_out_of_window = 0;
*stat_rx_data_bytes_out_of_window = 0;
*stat_rx_control_pdu = 0;
*stat_rx_control_bytes = 0;
*stat_timer_reordering_timed_out = 0;
*stat_timer_poll_retransmit_timed_out = 0;
*stat_timer_status_prohibit_timed_out = 0;
return RLC_OP_STATUS_BAD_PARAMETER;
break;
case RLC_MODE_AM:
rlc_am_stat_req(ctxt_pP,
&rlc_union_p->rlc.am,
stat_tx_pdcp_sdu,
stat_tx_pdcp_bytes,
stat_tx_pdcp_sdu_discarded,
stat_tx_pdcp_bytes_discarded,
stat_tx_data_pdu,
stat_tx_data_bytes,
stat_tx_retransmit_pdu_by_status,
stat_tx_retransmit_bytes_by_status,
stat_tx_retransmit_pdu,
stat_tx_retransmit_bytes,
stat_tx_control_pdu,
stat_tx_control_bytes,
stat_rx_pdcp_sdu,
stat_rx_pdcp_bytes,
stat_rx_data_pdus_duplicate,
stat_rx_data_bytes_duplicate,
stat_rx_data_pdu,
stat_rx_data_bytes,
stat_rx_data_pdu_dropped,
stat_rx_data_bytes_dropped,
stat_rx_data_pdu_out_of_window,
stat_rx_data_bytes_out_of_window,
stat_rx_control_pdu,
stat_rx_control_bytes,
stat_timer_reordering_timed_out,
stat_timer_poll_retransmit_timed_out,
stat_timer_status_prohibit_timed_out);
return RLC_OP_STATUS_OK;
break;
case RLC_MODE_UM:
*stat_tx_retransmit_pdu_by_status = 0;
*stat_tx_retransmit_bytes_by_status = 0;
*stat_tx_retransmit_pdu = 0;
*stat_tx_retransmit_bytes = 0;
*stat_tx_control_pdu = 0;
*stat_tx_control_bytes = 0;
*stat_rx_data_pdu_dropped = 0;
*stat_rx_data_bytes_dropped = 0;
*stat_rx_data_pdu_out_of_window = 0;
*stat_rx_data_bytes_out_of_window = 0;
*stat_timer_poll_retransmit_timed_out = 0;
*stat_timer_status_prohibit_timed_out = 0;
rlc_um_stat_req (ctxt_pP,
&rlc_union_p->rlc.um,
stat_tx_pdcp_sdu,
stat_tx_pdcp_bytes,
stat_tx_pdcp_sdu_discarded,
stat_tx_pdcp_bytes_discarded,
stat_tx_data_pdu,
stat_tx_data_bytes,
stat_rx_pdcp_sdu,
stat_rx_pdcp_bytes,
stat_rx_data_pdus_duplicate,
stat_rx_data_bytes_duplicate,
stat_rx_data_pdu,
stat_rx_data_bytes,
stat_rx_data_pdu_dropped,
stat_rx_data_bytes_dropped,
stat_rx_data_pdu_out_of_window,
stat_rx_data_bytes_out_of_window,
stat_timer_reordering_timed_out);
return RLC_OP_STATUS_OK;
break;
case RLC_MODE_TM:
*stat_tx_pdcp_sdu = 0;
*stat_tx_pdcp_bytes = 0;
*stat_tx_pdcp_sdu_discarded = 0;
*stat_tx_pdcp_bytes_discarded = 0;
*stat_tx_data_pdu = 0;
*stat_tx_data_bytes = 0;
*stat_tx_retransmit_pdu_by_status = 0;
*stat_tx_retransmit_bytes_by_status = 0;
*stat_tx_retransmit_pdu = 0;
*stat_tx_retransmit_bytes = 0;
*stat_tx_control_pdu = 0;
*stat_tx_control_bytes = 0;
*stat_rx_pdcp_sdu = 0;
*stat_rx_pdcp_bytes = 0;
*stat_rx_data_pdus_duplicate = 0;
*stat_rx_data_bytes_duplicate = 0;
*stat_rx_data_pdu = 0;
*stat_rx_data_bytes = 0;
*stat_rx_data_pdu_dropped = 0;
*stat_rx_data_bytes_dropped = 0;
*stat_rx_data_pdu_out_of_window = 0;
*stat_rx_data_bytes_out_of_window = 0;
*stat_rx_control_pdu = 0;
*stat_rx_control_bytes = 0;
*stat_timer_reordering_timed_out = 0;
*stat_timer_poll_retransmit_timed_out = 0;
*stat_timer_status_prohibit_timed_out = 0;
return RLC_OP_STATUS_BAD_PARAMETER;
break;
default:
*stat_tx_pdcp_sdu = 0;
*stat_tx_pdcp_bytes = 0;
*stat_tx_pdcp_sdu_discarded = 0;
*stat_tx_pdcp_bytes_discarded = 0;
*stat_tx_data_pdu = 0;
*stat_tx_data_bytes = 0;
*stat_tx_retransmit_pdu_by_status = 0;
*stat_tx_retransmit_bytes_by_status = 0;
*stat_tx_retransmit_pdu = 0;
*stat_tx_retransmit_bytes = 0;
*stat_tx_control_pdu = 0;
*stat_tx_control_bytes = 0;
*stat_rx_pdcp_sdu = 0;
*stat_rx_pdcp_bytes = 0;
*stat_rx_data_pdus_duplicate = 0;
*stat_rx_data_bytes_duplicate = 0;
*stat_rx_data_pdu = 0;
*stat_rx_data_bytes = 0;
*stat_rx_data_pdu_dropped = 0;
*stat_rx_data_bytes_dropped = 0;
*stat_rx_data_pdu_out_of_window = 0;
*stat_rx_data_bytes_out_of_window = 0;
*stat_rx_control_pdu = 0;
*stat_rx_control_bytes = 0;
*stat_timer_poll_retransmit_timed_out = 0;
*stat_timer_status_prohibit_timed_out = 0;
return RLC_OP_STATUS_BAD_PARAMETER;
}
}
//-----------------------------------------------------------------------------
rlc_op_status_t rlc_data_req (const protocol_ctxt_t* const ctxt_pP,
const srb_flag_t srb_flagP,
const MBMS_flag_t MBMS_flagP,
const rb_id_t rb_idP,
const mui_t muiP,
confirm_t confirmP,
sdu_size_t sdu_sizeP,
mem_block_t *sdu_pP)
{
//-----------------------------------------------------------------------------
mem_block_t *new_sdu_p = NULL;
rlc_mode_t rlc_mode = RLC_MODE_NONE;
rlc_union_t *rlc_union_p = NULL;
hash_key_t key = HASHTABLE_NOT_A_KEY_VALUE;
hashtable_rc_t h_rc;
#ifdef Rel10
rlc_mbms_id_t *mbms_id_p = NULL;
logical_chan_id_t log_ch_id = 0;
#endif
#ifdef DEBUG_RLC_DATA_REQ
LOG_D(RLC,PROTOCOL_CTXT_FMT"rlc_data_req: rb_id %u (MAX %d), muip %d, confirmP %d, sdu_sizeP %d, sdu_pP %p\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
rb_idP,
NB_RAB_MAX,
muiP,
confirmP,
sdu_sizeP,
sdu_pP);
#endif
#ifdef Rel10
#else
AssertFatal(MBMS_flagP == 0, "MBMS_flagP %u", MBMS_flagP);
#endif
#ifdef OAI_EMU
CHECK_CTXT_ARGS(ctxt_pP)
#endif
#if T_TRACER
if (ctxt_pP->enb_flag)
T(T_ENB_RLC_DL, T_INT(ctxt_pP->module_id), T_INT(ctxt_pP->rnti), T_INT(rb_idP), T_INT(sdu_sizeP));
#endif
if (MBMS_flagP) {
AssertFatal (rb_idP < NB_RB_MBMS_MAX, "RB id is too high (%u/%d)!\n", rb_idP, NB_RB_MBMS_MAX);
} else {
AssertFatal (rb_idP < NB_RB_MAX, "RB id is too high (%u/%d)!\n", rb_idP, NB_RB_MAX);
}
DevAssert(sdu_pP != NULL);
DevCheck(sdu_sizeP > 0, sdu_sizeP, 0, 0);
#ifndef Rel10
DevCheck(MBMS_flagP == 0, MBMS_flagP, 0, 0);
#endif
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_IN);
#ifdef Rel10
if (MBMS_flagP == TRUE) {
if (ctxt_pP->enb_flag) {
log_ch_id = rlc_mbms_enb_get_lcid_by_rb_id(ctxt_pP->module_id,rb_idP);
mbms_id_p = &rlc_mbms_lcid2service_session_id_eNB[ctxt_pP->module_id][log_ch_id];
} else {
log_ch_id = rlc_mbms_ue_get_lcid_by_rb_id(ctxt_pP->rnti,rb_idP);
mbms_id_p = &rlc_mbms_lcid2service_session_id_ue[ctxt_pP->rnti][log_ch_id];
}
key = RLC_COLL_KEY_MBMS_VALUE(ctxt_pP->module_id, ctxt_pP->rnti, ctxt_pP->enb_flag, mbms_id_p->service_id, mbms_id_p->session_id);
} else
#endif
{
key = RLC_COLL_KEY_VALUE(ctxt_pP->module_id, ctxt_pP->rnti, ctxt_pP->enb_flag, rb_idP, srb_flagP);
}
h_rc = hashtable_get(rlc_coll_p, key, (void**)&rlc_union_p);
if (h_rc == HASH_TABLE_OK) {
rlc_mode = rlc_union_p->mode;
} else {
rlc_mode = RLC_MODE_NONE;
AssertFatal (0 , "RLC not configured key %ju\n", key);
}
if (MBMS_flagP == 0) {
LOG_D(RLC, PROTOCOL_CTXT_FMT"[RB %u] Display of rlc_data_req:\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
rb_idP);
#if defined(TRACE_RLC_PAYLOAD)
rlc_util_print_hex_octets(RLC, (unsigned char*)sdu_pP->data, sdu_sizeP);
#endif
#ifdef DEBUG_RLC_DATA_REQ
LOG_D(RLC,"RLC_TYPE : %d\n", rlc_mode);
#endif
switch (rlc_mode) {
case RLC_MODE_NONE:
free_mem_block(sdu_pP);
LOG_E(RLC, PROTOCOL_CTXT_FMT" Received RLC_MODE_NONE as rlc_type for rb_id %u\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
rb_idP);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_BAD_PARAMETER;
case RLC_MODE_AM:
#ifdef DEBUG_RLC_DATA_REQ
msg("RLC_MODE_AM\n");
#endif
new_sdu_p = get_free_mem_block (sdu_sizeP + sizeof (struct rlc_am_data_req_alloc));
if (new_sdu_p != NULL) {
// PROCESS OF COMPRESSION HERE:
memset (new_sdu_p->data, 0, sizeof (struct rlc_am_data_req_alloc));
memcpy (&new_sdu_p->data[sizeof (struct rlc_am_data_req_alloc)], &sdu_pP->data[0], sdu_sizeP);
((struct rlc_am_data_req *) (new_sdu_p->data))->data_size = sdu_sizeP;
((struct rlc_am_data_req *) (new_sdu_p->data))->conf = confirmP;
((struct rlc_am_data_req *) (new_sdu_p->data))->mui = muiP;
((struct rlc_am_data_req *) (new_sdu_p->data))->data_offset = sizeof (struct rlc_am_data_req_alloc);
free_mem_block(sdu_pP);
rlc_am_data_req(ctxt_pP, &rlc_union_p->rlc.am, new_sdu_p);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_OK;
} else {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_INTERNAL_ERROR;
}
break;
case RLC_MODE_UM:
//proto_server_receive();
new_sdu_p = get_free_mem_block (sdu_sizeP + sizeof (struct rlc_um_data_req_alloc));
if (new_sdu_p != NULL) {
// PROCESS OF COMPRESSION HERE:
memset (new_sdu_p->data, 0, sizeof (struct rlc_um_data_req_alloc));
memcpy (&new_sdu_p->data[sizeof (struct rlc_um_data_req_alloc)], &sdu_pP->data[0], sdu_sizeP);
((struct rlc_um_data_req *) (new_sdu_p->data))->data_size = sdu_sizeP;
((struct rlc_um_data_req *) (new_sdu_p->data))->data_offset = sizeof (struct rlc_um_data_req_alloc);
free_mem_block(sdu_pP);
rlc_um_data_req(ctxt_pP, &rlc_union_p->rlc.um, new_sdu_p);
//free_mem_block(new_sdu);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_OK;
} else {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_INTERNAL_ERROR;
}
break;
case RLC_MODE_TM:
new_sdu_p = get_free_mem_block (sdu_sizeP + sizeof (struct rlc_tm_data_req_alloc));
if (new_sdu_p != NULL) {
// PROCESS OF COMPRESSION HERE:
memset (new_sdu_p->data, 0, sizeof (struct rlc_tm_data_req_alloc));
memcpy (&new_sdu_p->data[sizeof (struct rlc_tm_data_req_alloc)], &sdu_pP->data[0], sdu_sizeP);
((struct rlc_tm_data_req *) (new_sdu_p->data))->data_size = sdu_sizeP;
((struct rlc_tm_data_req *) (new_sdu_p->data))->data_offset = sizeof (struct rlc_tm_data_req_alloc);
free_mem_block(sdu_pP);
rlc_tm_data_req(ctxt_pP, &rlc_union_p->rlc.tm, new_sdu_p);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_OK;
} else {
//handle_event(ERROR,"FILE %s FONCTION rlc_data_req() LINE %s : out of memory\n", __FILE__, __LINE__);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_INTERNAL_ERROR;
}
break;
default:
free_mem_block(sdu_pP);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_INTERNAL_ERROR;
}
#ifdef Rel10
} else { /* MBMS_flag != 0 */
// LOG_I(RLC,"DUY rlc_data_req: mbms_rb_id in RLC instant is: %d\n", mbms_rb_id);
if (sdu_pP != NULL) {
if (sdu_sizeP > 0) {
LOG_I(RLC,"received a packet with size %d for MBMS \n", sdu_sizeP);
new_sdu_p = get_free_mem_block (sdu_sizeP + sizeof (struct rlc_um_data_req_alloc));
if (new_sdu_p != NULL) {
// PROCESS OF COMPRESSION HERE:
memset (new_sdu_p->data, 0, sizeof (struct rlc_um_data_req_alloc));
memcpy (&new_sdu_p->data[sizeof (struct rlc_um_data_req_alloc)], &sdu_pP->data[0], sdu_sizeP);
((struct rlc_um_data_req *) (new_sdu_p->data))->data_size = sdu_sizeP;
((struct rlc_um_data_req *) (new_sdu_p->data))->data_offset = sizeof (struct rlc_um_data_req_alloc);
free_mem_block(sdu_pP);
rlc_um_data_req(ctxt_pP, &rlc_union_p->rlc.um, new_sdu_p);
//free_mem_block(new_sdu);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_OK;
} else {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_BAD_PARAMETER;
}
} else {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_BAD_PARAMETER;
}
} else {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_BAD_PARAMETER;
}
}
#else
}
else /* MBMS_flag != 0 */
{
free_mem_block(sdu_pP);
LOG_E(RLC, "MBMS_flag != 0 while Rel10 is not defined...\n");
//handle_event(ERROR,"FILE %s FONCTION rlc_data_req() LINE %s : parameter module_id out of bounds :%d\n", __FILE__, __LINE__, module_idP);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_RLC_DATA_REQ,VCD_FUNCTION_OUT);
return RLC_OP_STATUS_BAD_PARAMETER;
}
#endif
}
//-----------------------------------------------------------------------------
void rlc_data_ind (
const protocol_ctxt_t* const ctxt_pP,
const srb_flag_t srb_flagP,
const MBMS_flag_t MBMS_flagP,
const rb_id_t rb_idP,
const sdu_size_t sdu_sizeP,
mem_block_t *sdu_pP)
{
//-----------------------------------------------------------------------------
#if defined(TRACE_RLC_PAYLOAD)
LOG_D(RLC, PROTOCOL_CTXT_FMT"[%s %u] Display of rlc_data_ind: size %u\n",
PROTOCOL_CTXT_ARGS(ctxt_pP),
(srb_flagP) ? "SRB" : "DRB",
rb_idP,
sdu_sizeP);
rlc_util_print_hex_octets(RLC, (unsigned char*)sdu_pP->data, sdu_sizeP);
#endif
#if T_TRACER
if (ctxt_pP->enb_flag)
T(T_ENB_RLC_UL, T_INT(ctxt_pP->module_id), T_INT(ctxt_pP->rnti), T_INT(rb_idP), T_INT(sdu_sizeP));
#endif
// if (!srb_flagP)
// {
proto_agent_send_pdcp_data_ind(ctxt_pP,
srb_flagP,
MBMS_flagP,
rb_idP,
sdu_sizeP,
sdu_pP);
// }
// else
// {
// pdcp_data_ind (
// ctxt_pP,
// srb_flagP,
// MBMS_flagP,
// rb_idP,
// sdu_sizeP,
// sdu_pP);
// }
}
//-----------------------------------------------------------------------------
void rlc_data_conf (const protocol_ctxt_t* const ctxt_pP,
const srb_flag_t srb_flagP,
const rb_id_t rb_idP,
const mui_t muiP,
const rlc_tx_status_t statusP)
{
//-----------------------------------------------------------------------------
if (srb_flagP) {
if (rlc_rrc_data_conf != NULL) {
rlc_rrc_data_conf (ctxt_pP, rb_idP , muiP, statusP);
}
}
}
//-----------------------------------------------------------------------------
int
rlc_module_init (void)
{
//-----------------------------------------------------------------------------
int k;
module_id_t module_id1;
/* for no gcc warnings */
(void)k;
LOG_D(RLC, "MODULE INIT\n");
rlc_rrc_data_ind = NULL;
rlc_rrc_data_conf = NULL;
rlc_coll_p = hashtable_create ((maxDRB + 2) * 16, NULL, rb_free_rlc_union);
AssertFatal(rlc_coll_p != NULL, "UNRECOVERABLE error, RLC hashtable_create failed");
for (module_id1=0; module_id1 < NUMBER_OF_UE_MAX; module_id1++) {
#if defined(Rel10)
for (k=0; k < RLC_MAX_MBMS_LC; k++) {
rlc_mbms_lcid2service_session_id_ue[module_id1][k].service_id = 0;
rlc_mbms_lcid2service_session_id_ue[module_id1][k].session_id = 0;
}
for (k=0; k < NB_RB_MBMS_MAX; k++) {
rlc_mbms_rbid2lcid_ue[module_id1][k] = RLC_LC_UNALLOCATED;
}
#endif
}
for (module_id1=0; module_id1 < NUMBER_OF_eNB_MAX; module_id1++) {
#if defined(Rel10)
for (k=0; k < RLC_MAX_MBMS_LC; k++) {
rlc_mbms_lcid2service_session_id_eNB[module_id1][k].service_id = 0;
rlc_mbms_lcid2service_session_id_eNB[module_id1][k].session_id = 0;
}
for (k=0; k < NB_RB_MBMS_MAX; k++) {
rlc_mbms_rbid2lcid_eNB[module_id1][k] = RLC_LC_UNALLOCATED;
}
#endif
}
pool_buffer_init();
/* Launch the RLC listening server
* as a separate thread
*/
async_server_thread_init();
return(0);
}
//-----------------------------------------------------------------------------
void
rlc_module_cleanup (void)
//-----------------------------------------------------------------------------
{
hashtable_destroy(rlc_coll_p);
}
//-----------------------------------------------------------------------------
void
rlc_layer_init (void)
{
//-----------------------------------------------------------------------------
}
//-----------------------------------------------------------------------------
void
rlc_layer_cleanup (void)
//-----------------------------------------------------------------------------
{
}
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