75 lines
1.6 KiB
C
75 lines
1.6 KiB
C
/*
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* \brief PingPong
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* \author Josef Soentgen
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* \date 2013-01-24
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*
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*/
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/*
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* Copyright (C) 2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _PINGPONG_H_
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#define _PINGPONG_H_
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/* libc includes */
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#include <stdint.h>
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#ifdef LWIP_NATIVE
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#include <lwip/sockets.h>
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#define accept(a,b,c) lwip_accept(a,b,c)
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#define bind(a,b,c) lwip_bind(a,b,c)
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#define close(s) lwip_close(s)
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#define connect(a,b,c) lwip_connect(a,b,c)
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#define listen(a,b) lwip_listen(a,b)
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#define recv(a,b,c,d) lwip_recv(a,b,c,d)
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#define select(a,b,c,d,e) lwip_select(a,b,c,d,e)
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#define send(a,b,c,d) lwip_send(a,b,c,d)
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#define socket(a,b,c) lwip_socket(a,b,c)
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#else
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/* libc includes */
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#include <unistd.h>
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#include <sys/select.h>
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <stdlib.h>
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#include <string.h>
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#endif
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enum {
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Databuf = 1024 * 1024, // data buffer for server
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Numpackets = 1024,
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Pdata = 16384,
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Sport = 10000,
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Tping = 1,
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Tpong = 2
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};
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typedef struct Packetheader Packetheader;
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struct Packetheader
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{
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uint32_t type; // packet type
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uint32_t id; // packet id
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uint32_t dsize; // data size
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};
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typedef struct Packet Packet;
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struct Packet
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{
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Packetheader h;
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char *d;
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};
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void forgepacket(Packet *, uint32_t);
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int checkpacket(size_t, Packet *);
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size_t sendpacket(int, Packet *);
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size_t recvpacket(int, Packet *, char *, size_t);
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#endif /* _PINGPONG_H_ */
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