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/*
* Dibbler - a portable DHCPv6
*
* authors: Tomasz Mrugalski <thomson@klub.com.pl>
* Marek Senderski <msend@o2.pl>
*
* released under GNU GPL v2 licence
*
*/
#include <iostream>
#include <time.h>
#include "Portable.h"
#include "AddrAddr.h"
#include "DHCPConst.h"
#include "Logger.h"
using namespace std;
/**
* @brief AddrAddr constructor for addresses
*
* constructor used for creating an address
*
* @param addr IPv6 address
* @param pref prefered lifetime
* @param valid valid lifetime
*
*/
TAddrAddr::TAddrAddr(SPtr<TIPv6Addr> addr, long pref, long valid) {
this->Prefered = pref;
this->Valid = valid;
this->Addr=addr;
this->Timestamp = (unsigned long)time(NULL);
this->Tentative = ADDRSTATUS_UNKNOWN;
this->Prefix = 128;
if (pref>valid) {
Log(Warning) << "Trying to create " << this->Addr->getPlain() << " with prefered(" << pref
<< ") larger than valid(" << valid << ") lifetime." << LogEnd;
}
}
/**
* @brief AddrAddr constructor for prefixes
*
* constructor used for prefix creation
*
* @param addr IPv6 address that will be used as a prefix
* @param pref prefered lifetime
* @param valid valid lifetime
* @param prefix length of the prefix (1..128)
*
*/
TAddrAddr::TAddrAddr(SPtr<TIPv6Addr> addr, long pref, long valid, int prefix) {
this->Prefered = pref;
this->Valid = valid;
this->Addr=addr;
this->Timestamp = (unsigned long)time(NULL);
this->Tentative = ADDRSTATUS_UNKNOWN;
this->Prefix = prefix;
if (pref>valid) {
Log(Warning) << "Trying to store " << this->Addr->getPlain() << " with prefered(" << pref << ")>valid("
<< valid << ") lifetimes." << LogEnd;
}
}
unsigned long TAddrAddr::getPref() {
return Prefered;
}
unsigned long TAddrAddr::getValid() {
return Valid;
}
int TAddrAddr::getPrefix()
{
return Prefix;
}
SPtr<TIPv6Addr> TAddrAddr::get() {
return Addr;
}
/**
* @brief returns preferred lifetime left
*
* returns preferred lifetime
*
*
* @return preferred lifetime
*/
unsigned long TAddrAddr::getPrefTimeout()
{
unsigned long ts = Timestamp + Prefered;
unsigned long x = (unsigned long)time(NULL);
if (ts<Timestamp) { // (Timestamp + T1 overflowed (unsigned long) maximum value
return DHCPV6_INFINITY;
}
if (ts>x)
return ts-x;
else
return 0;
}
/**
* @brief returns valid lifetime
*
* returns valid lifetime
*
* @return valid lifetime
*/
unsigned long TAddrAddr::getValidTimeout()
{
unsigned long ts = Timestamp + Valid;
unsigned long x = (unsigned long)time(NULL);
if (ts<Timestamp) { // (Timestamp + T1 overflowed (unsigned long) maximum value
return DHCPV6_INFINITY;
}
if (ts>x)
return ts-x;
else
return 0;
}
// return timestamp
long TAddrAddr::getTimestamp()
{
return this->Timestamp;
}
// set timestamp
void TAddrAddr::setTimestamp(long ts)
{
this->Timestamp = ts;
}
void TAddrAddr::setTentative(enum EAddrStatus state)
{
this->Tentative = state;
}
void TAddrAddr::setPref(unsigned long pref)
{
this->Prefered = pref;
}
void TAddrAddr::setValid(unsigned long valid)
{
this->Valid = valid;
}
// set timestamp
void TAddrAddr::setTimestamp()
{
this->Timestamp = (unsigned long)time(NULL);
}
enum EAddrStatus TAddrAddr::getTentative()
{
return Tentative;
}
ostream & operator<<(ostream & strum,TAddrAddr &x) {
strum << "<AddrAddr"
<< " timestamp=\"" << x.Timestamp << "\""
<< " pref=\"" << x.Prefered <<"\""
<< " valid=\"" << x.Valid << "\""
<< " prefix=\"" << x.Prefix << "\""
<< ">" << x.Addr->getPlain()<< "</AddrAddr>" << std::endl;
return strum;
}
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