49 lines
898 B
C
49 lines
898 B
C
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/*
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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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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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ssize_t sendpacket(int, Packet *);
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ssize_t recvpacket(int, Packet *, char *, size_t);
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#endif /* _PINGPONG_H_ */
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