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104 lines
3.7 KiB
C
Executable File
104 lines
3.7 KiB
C
Executable File
/* $Id: simple_client_server.h 207 2014-12-10 19:47:50Z roca $ */
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/*
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* OpenFEC.org AL-FEC Library.
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* (c) Copyright 2009-2014 INRIA - All rights reserved
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* Contact: vincent.roca@inria.fr
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*
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* This software is governed by the CeCILL-C license under French law and
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* abiding by the rules of distribution of free software. You can use,
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* modify and/ or redistribute the software under the terms of the CeCILL-C
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* license as circulated by CEA, CNRS and INRIA at the following URL
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* "http://www.cecill.info".
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*
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* As a counterpart to the access to the source code and rights to copy,
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* modify and redistribute granted by the license, users are provided only
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* with a limited warranty and the software's author, the holder of the
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* economic rights, and the successive licensors have only limited
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* liability.
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*
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* In this respect, the user's attention is drawn to the risks associated
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* with loading, using, modifying and/or developing or reproducing the
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* software by the user in light of its specific status of free software,
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* that may mean that it is complicated to manipulate, and that also
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* therefore means that it is reserved for developers and experienced
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* professionals having in-depth computer knowledge. Users are therefore
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* encouraged to load and test the software's suitability as regards their
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* requirements in conditions enabling the security of their systems and/or
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* data to be ensured and, more generally, to use and operate it in the
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* same conditions as regards security.
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*
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* The fact that you are presently reading this means that you have had
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* knowledge of the CeCILL-C license and that you accept its terms.
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*/
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#include <arpa/inet.h>
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#include <ctype.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <math.h>
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#include <netinet/in.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/socket.h>
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#include <sys/time.h> /* for gettimeofday */
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#include <sys/types.h>
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#include <unistd.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "lib_common/of_openfec_api.h"
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#ifdef __cplusplus
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};
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#endif
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/*
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* OS dependant definitions
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*/
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#define SOCKET int
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#define SOCKADDR struct sockaddr
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#define SOCKADDR_IN struct sockaddr_in
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#define INVALID_SOCKET (-1)
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#define SOCKET_ERROR (-1)
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#define closesocket close
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#define SLEEP(t) usleep(t * 1000)
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/*
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* Simulation parameters...
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* Change as required
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*/
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#define SYMBOL_SIZE \
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1024 /* symbol size, in bytes (must be multiple of 4 in this simple example) \
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*/
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#define DEFAULT_K 100 /* default k value */
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#define CODE_RATE 0.667 /* k/n = 2/3 means we add 50% of repair symbols */
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#define LOSS_RATE \
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0.30 /* we consider 30% of packet losses... It assumes there's no additional \
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loss during UDP transmissions */
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#define VERBOSITY \
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2 /* Define the verbosity level: \
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* 0 : no trace \
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* 1 : main traces \
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* 2 : full traces with packet dumps */
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#define DEST_IP "127.0.0.1" /* Destination IPv4 address */
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#define DEST_PORT 10978 /* Destination port (UDP) */
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/*
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* Simplified FEC Object Transmission Information structure, used to synchronize
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* sender and receiver.
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*
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* NB: all the fields MUST be in Network Endian while sent over the network, so
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* use htonl (resp. ntohl) at the sender (resp. receiver).
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*/
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typedef struct {
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UINT32 codec_id; /* identifies the code/codec being used. In practice, the
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* "FEC encoding ID" that identifies the FEC Scheme should be
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* used instead (see [RFC5052]). In our example, we are not
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* compliant with the RFCs anyway, so keep it simple. */
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UINT32 k;
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UINT32 n;
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} fec_oti_t;
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