/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
/*
* Copyright (c) 2007 INRIA
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation;
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
*/
#include "mac64-address.h"
#include "address.h"
#include "ns3/assert.h"
#include <iomanip>
#include <iostream>
#include <string.h>
namespace ns3 {
#define ASCII_a (0x41)
#define ASCII_z (0x5a)
#define ASCII_A (0x61)
#define ASCII_Z (0x7a)
#define ASCII_COLON (0x3a)
#define ASCII_ZERO (0x30)
static char
AsciiToLowCase (char c)
{
if (c >= ASCII_a && c <= ASCII_z) {
return c;
} else if (c >= ASCII_A && c <= ASCII_Z) {
return c + (ASCII_a - ASCII_A);
} else {
return c;
}
}
Mac64Address::Mac64Address ()
{
memset (m_address, 0, 8);
}
Mac64Address::Mac64Address (const char *str)
{
int i = 0;
while (*str != 0 && i < 8)
{
uint8_t byte = 0;
while (*str != ASCII_COLON && *str != 0)
{
byte <<= 4;
char low = AsciiToLowCase (*str);
if (low >= ASCII_a)
{
byte |= low - ASCII_a + 10;
}
else
{
byte |= low - ASCII_ZERO;
}
str++;
}
m_address[i] = byte;
i++;
if (*str == 0)
{
break;
}
str++;
}
NS_ASSERT (i == 6);
}
void
Mac64Address::CopyFrom (const uint8_t buffer[8])
{
memcpy (m_address, buffer, 8);
}
void
Mac64Address::CopyTo (uint8_t buffer[8]) const
{
memcpy (buffer, m_address, 8);
}
bool
Mac64Address::IsMatchingType (const Address &address)
{
return address.CheckCompatible (GetType (), 8);
}
Mac64Address::operator Address () const
{
return ConvertTo ();
}
Mac64Address
Mac64Address::ConvertFrom (const Address &address)
{
NS_ASSERT (address.CheckCompatible (GetType (), 8));
Mac64Address retval;
address.CopyTo (retval.m_address);
return retval;
}
Address
Mac64Address::ConvertTo (void) const
{
return Address (GetType (), m_address, 8);
}
Mac64Address
Mac64Address::Allocate (void)
{
static uint64_t id = 0;
id++;
Mac64Address address;
address.m_address[0] = (id >> 56) & 0xff;
address.m_address[1] = (id >> 48) & 0xff;
address.m_address[2] = (id >> 40) & 0xff;
address.m_address[3] = (id >> 32) & 0xff;
address.m_address[4] = (id >> 24) & 0xff;
address.m_address[5] = (id >> 16) & 0xff;
address.m_address[6] = (id >> 8) & 0xff;
address.m_address[7] = (id >> 0) & 0xff;
return address;
}
uint8_t
Mac64Address::GetType (void)
{
static uint8_t type = Address::Register ();
return type;
}
bool operator == (const Mac64Address &a, const Mac64Address &b)
{
uint8_t ada[8];
uint8_t adb[8];
a.CopyTo (ada);
b.CopyTo (adb);
return memcmp (ada, adb, 8) == 0;
}
bool operator != (const Mac64Address &a, const Mac64Address &b)
{
return ! (a == b);
}
std::ostream& operator<< (std::ostream& os, const Mac64Address & address)
{
uint8_t ad[8];
address.CopyTo (ad);
os.setf (std::ios::hex, std::ios::basefield);
os.fill('0');
for (uint8_t i=0; i < 7; i++)
{
os << std::setw(2) << (uint32_t)ad[i] << ":";
}
// Final byte not suffixed by ":"
os << std::setw(2) << (uint32_t)ad[7];
os.setf (std::ios::dec, std::ios::basefield);
os.fill(' ');
return os;
}
} // namespace ns3