genode/repos/os/include/net/netaddress.h
Norman Feske ca971bbfd8 Move repositories to 'repos/' subdirectory
This patch changes the top-level directory layout as a preparatory
step for improving the tools for managing 3rd-party source codes.
The rationale is described in the issue referenced below.

Issue #1082
2014-05-14 16:08:00 +02:00

74 lines
1.4 KiB
C++

/*
* \brief Generic network address definitions
* \author Stefan Kalkowski
* \date 2010-08-20
*/
/*
* Copyright (C) 2010-2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
#ifndef _NET__NETADDRESS_H_
#define _NET__NETADDRESS_H_
/* Genode */
#include <base/stdint.h>
#include <util/string.h>
namespace Net {
/**
* Generic form of a network address.
*/
template <unsigned LEN>
class Network_address
{
public:
Genode::uint8_t addr[LEN];
/******************
** Constructors **
******************/
Network_address(Genode::uint8_t value = 0) {
Genode::memset(&addr, value, LEN); }
Network_address(void *src) {
Genode::memcpy(&addr, src, LEN); }
/***********************
** Helper functions **
***********************/
void copy(void *dst) { Genode::memcpy(dst, addr, LEN); }
/***************
** Operators **
***************/
bool operator==(const Network_address &other) const {
/*
* We compare from lowest address segment to highest
* one, because in a local context, the higher segments
* of two addresses normally don't distinguish.
* (e.g. in an IPv4 local subnet)
*/
for (int i = LEN-1; i >= 0; --i) {
if (addr[i] != other.addr[i])
return false;
}
return true;
}
};
}
#endif /* _NET__NETADDRESS_H_ */