Lionel Gauthier
059a0a3fdc
This is done for better merging branch/LG_PRE_RELEASE_0.3 into trunk (same process is applied on this branch) git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7073 818b1a75-f10b-46b9-bf7c-635c3b92a50f
106 lines
3.7 KiB
C
106 lines
3.7 KiB
C
/*******************************************************************************
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OpenAirInterface
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Copyright(c) 1999 - 2014 Eurecom
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OpenAirInterface is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenAirInterface is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OpenAirInterface.The full GNU General Public License is
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included in this distribution in the file called "COPYING". If not,
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see <http://www.gnu.org/licenses/>.
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Contact Information
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OpenAirInterface Admin: openair_admin@eurecom.fr
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OpenAirInterface Tech : openair_tech@eurecom.fr
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OpenAirInterface Dev : openair4g-devel@eurecom.fr
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Address : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.
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*******************************************************************************/
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/*! \file udp_eNB_task.h
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* \brief
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* \author Sebastien ROUX, Lionel Gauthier
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* \company Eurecom
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* \email: lionel.gauthier@eurecom.fr
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*/
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#include <pthread.h>
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#include <stdint.h>
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#ifndef UDP_ENB_TASK_H_
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#define UDP_ENB_TASK_H_
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#include "enb_config.h"
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#include "intertask_interface_types.h"
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/** \brief UDP recv callback prototype. Will be called every time a payload is
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* received on socket.
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* \param port Port on which data had been received
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* \param address Sender Ipv4 address
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* \param buffer Pointer to data (should be freed by user)
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* \param length Length of message received
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* \param arg_p User provided argument (transparent for wrappers)
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* @returns Execution result
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*/
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typedef int (*udp_recv_callback)(uint16_t port,
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uint32_t address,
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uint8_t *buffer,
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uint32_t length,
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void *arg_p);
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typedef struct {
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int sd; /* Socket descriptor to use */
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pthread_t listener_thread; /* Thread affected to recv */
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char *local_address; /* Local ipv4 address to use */
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uint16_t local_port; /* Local port to use */
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task_id_t task_id; /* Task who has requested the new endpoint */
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} udp_data_t;
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/** \brief Create new datagram connection-less socket and create new thread
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* for data in downstream.
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* \param ip_addr Local IPv4 address to use
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* \param port Local port to use
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* \param udp_data_p
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* \param recv_callback Pointer to data (should be freed by user)
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* \param arg_p Optionnal argument to pass to recv_callback
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* @returns < 0 on failure or socket descriptor on success
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*/
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int udp_create_connection(char *ip_addr, uint16_t port,
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udp_data_t *udp_data_p,
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udp_recv_callback recv_callback,
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void *arg_p);
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/** \brief Send buffer to remote peer.
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* \param sd socket descriptor to use
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* \param port remote port
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* \param address remote address
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* \param buffer Data buffer to send
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* \param length Buffer length
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* @returns < 0 on failure or socket descriptor on success
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*/
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int udp_send_to(int sd, uint16_t port, uint32_t address,
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const uint8_t *buffer, uint32_t length);
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/** \brief UDP ITTI task on eNB.
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* \param args_p
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* @returns always NULL
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*/
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void *udp_eNB_task(void *args_p);
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/** \brief init UDP layer.
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* \param enb_config_p configuration of eNB
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* @returns always 0
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*/
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int udp_enb_init(const Enb_properties_t *enb_config_p);
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#endif /* UDP_ENB_TASK_H_ */
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