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openairinterface5g/openair2/LAYER2/RLC/AM_v9.3.0/rlc_am_init.h
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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
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Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
*******************************************************************************/
/*! \file rlc_am_init.h
* \brief This file defines the prototypes of the functions initializing a RLC AM protocol instance.
* \author GAUTHIER Lionel
* \date 2010-2011
* \version
* \note
* \bug
* \warning
*/
/** @defgroup _rlc_am_init_impl_ RLC AM Init Reference Implementation
* @ingroup _rlc_am_impl_
* @{
*/
#ifndef __RLC_AM_INIT_H__
# define __RLC_AM_INIT_H__
# include "UTIL/MEM/mem_block.h"
//-----------------------------------------------------------------------------
# ifdef RLC_AM_INIT_C
# define private_rlc_am_init(x) x
# define protected_rlc_am_init(x) x
# define public_rlc_am_init(x) x
# else
# ifdef RLC_AM_MODULE
# define private_rlc_am_init(x)
# define protected_rlc_am_init(x) extern x
# define public_rlc_am_init(x) extern x
# else
# define private_rlc_am_init(x)
# define protected_rlc_am_init(x)
# define public_rlc_am_init(x) extern x
# endif
# endif
//-----------------------------------------------------------------------------
#include "platform_types.h"
#include "platform_constants.h"
#include "PHY/defs.h"
/*! \struct rlc_am_info_t
* \brief Structure containing RLC AM configuration parameters.
*/
typedef volatile struct {
uint16_t max_retx_threshold; /*!< \brief Maximum number of retransmissions for one RLC AM PDU. */
uint16_t poll_pdu; /*!< \brief Generate a status each poll_pdu pdu sent. */
uint16_t poll_byte; /*!< \brief Generate a status each time poll_byte bytes have been sent. */
uint32_t t_poll_retransmit; /*!< \brief t-PollRetransmit timer initial value. */
uint32_t t_reordering; /*!< \brief t-Reordering timer initial value. */
uint32_t t_status_prohibit; /*!< \brief t-StatusProhibit timer initial value. */
} rlc_am_info_t;
//-----------------------------------------------------------------------------
/*! \fn void rlc_am_init (const protocol_ctxt_t* const ctxtP, rlc_am_entity_t * const rlc_pP)
* \brief Initialize the RLC AM protocol instance, reset variables, allocate buffers, lists, then, the next step in order have a running RLC AM instance is to configure and set debug informations for this RLC instance.
* \param[in] ctxtP Running context.
* \param[in] rlc_pP RLC AM protocol instance pointer.
*/
public_rlc_am_init( void rlc_am_init (const protocol_ctxt_t* const ctxtP, rlc_am_entity_t* rlc_pP);)
/*! \fn void rlc_am_cleanup(const protocol_ctxt_t* const ctxtP, rlc_am_entity_t *const rlc_pP)
* \brief Free all memory resources allocated and kept by this RLC AM instance.
* \param[in] ctxtP Running context.
* \param[in] rlc_pP RLC AM protocol instance pointer.
*/
public_rlc_am_init( void rlc_am_cleanup(const protocol_ctxt_t* const ctxtP, rlc_am_entity_t* rlc_pP);)
/*! \fn void rlc_am_configure(const protocol_ctxt_t* const ctxtP, rlc_am_entity_t * const rlc_pP, uint16_t max_retx_thresholdP, uint16_t poll_pduP, uint16_t poll_byteP, uint32_t t_poll_retransmitP, uint32_t t_reorderingP, uint32_t t_status_prohibitP)
* \brief Set RLC AM protocol parameters.
* \param[in] ctxtP Running context.
* \param[in] rlc_pP RLC AM protocol instance pointer.
* \param[in] max_retx_thresholdP Limit the number of retransmissions of an
AMD PDU.
* \param[in] poll_pduP Trigger a poll for every poll_pduP PDUs.
* \param[in] poll_byteP Trigger a poll for every pollByte bytes.
* \param[in] t_poll_retransmitP This timer is used by the transmitting side of an AM RLC entity in order to retransmit a poll, value in frames.
* \param[in] t_reorderingP This timer is used by the receiving side of an AM RLC entity in order to detect loss of RLC PDUs at lower layer, value in frames.
* \param[in] t_status_prohibitP This timer is used by the receiving side of an AM RLC entity in order to prohibit transmission of a STATUS PDU, value in frames.
*/
public_rlc_am_init( void rlc_am_configure(const protocol_ctxt_t* const ctxtP,
rlc_am_entity_t * const rlc_pP,
const uint16_t max_retx_thresholdP,
const uint16_t poll_pduP,
const uint16_t poll_byteP,
const uint32_t t_poll_retransmitP,
const uint32_t t_reorderingP,
const uint32_t t_status_prohibitP);)
/*! \fn void rlc_am_set_debug_infos(const protocol_ctxt_t* const ctxtP, rlc_am_entity_t * const rlc_pP, const srb_flag_t srb_flagP, const rb_id_t rb_idP)
* \brief Set informations that will be displayed in traces, helping the debug process.
* \param[in] ctxtP Running context.
* \param[in] rlc_pP RLC AM protocol instance pointer.
* \param[in] srb_flagP Flag to indicate signalling radio bearer (1) or data radio bearer (0).
* \param[in] rb_idP Radio bearer identifier.
*/
public_rlc_am_init( void rlc_am_set_debug_infos(const protocol_ctxt_t* const ctxtP, rlc_am_entity_t * const rlc_pP, const srb_flag_t srb_flagP, const rb_id_t rb_idP);)
/** @} */
#endif